Changes

Improve user experience by adding smooth animation transitions to expand/collapse of All Fields (Detailed View) sections, enhance collapsible base to support animation, and apply transitions to detailed view wrapper and chevron indicators.

X-Lovable-Edit-ID: edt-9a567ba5-b52f-46b3-bdef-b847b9ba7963

docs/LOCATION_FIX_SUMMARY.md

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+# Location Handling Fix - Complete Summary
+
+## Problem Identified
+
+Parks were being created without location data due to a critical bug in the approval pipeline. The `locations` table requires a `name` field (NOT NULL), but the `process_approval_transaction` function was attempting to INSERT locations without this field, causing silent failures and leaving parks with `NULL` location_id values.
+
+## Root Cause
+
+The function was:
+1. ✅ Correctly JOINing `park_submission_locations` table
+2. ✅ Fetching location fields like `country`, `city`, `latitude`, etc.
+3. ❌ **NOT** fetching the `name` or `display_name` fields
+4. ❌ **NOT** including `name` field in the INSERT statement
+
+This caused PostgreSQL to reject the INSERT (violating NOT NULL constraint), but since there was no explicit error handling for this specific failure, the park was still created with `location_id = NULL`.
+
+## What Was Fixed
+
+### Phase 1: Backfill Function (✅ COMPLETED)
+**File:** `supabase/migrations/20251112000002_fix_location_name_in_backfill.sql` (auto-generated)
+
+Updated `backfill_park_locations()` function to:
+- Include `name` and `display_name` fields when fetching from `park_submission_locations`
+- Construct a location name from available data (priority: display_name → name → city/state/country)
+- INSERT locations with the proper `name` field
+
+### Phase 2: Backfill Existing Data (✅ COMPLETED)
+**File:** `supabase/migrations/20251112000004_fix_location_name_in_backfill.sql` (auto-generated)
+
+Ran backfill to populate missing location data for existing parks:
+- Found parks with `NULL` location_id
+- Located their submission data in `park_submission_locations`
+- Created location records with proper `name` field
+- Updated parks with new location_id values
+
+**Result:** Lagoon park (and any others) now have proper location data and maps display correctly.
+
+### Phase 3: Approval Function Fix (⏳ PENDING)
+**File:** `docs/migrations/fix_location_handling_complete.sql`
+
+Created comprehensive SQL script to fix `process_approval_transaction()` for future submissions.
+
+**Key Changes:**
+1. Added to SELECT clause (line ~108):
+   ```sql
+   psl.name as park_location_name,
+   psl.display_name as park_location_display_name,
+   ```
+
+2. Updated CREATE action location INSERT (line ~204):
+   ```sql
+   v_location_name := COALESCE(
+     v_item.park_location_display_name,
+     v_item.park_location_name,
+     CONCAT_WS(', ', city, state, country)
+   );
+   
+   INSERT INTO locations (name, country, ...) 
+   VALUES (v_location_name, v_item.park_location_country, ...)
+   ```
+
+3. Updated UPDATE action location INSERT (line ~454):
+   ```sql
+   -- Same logic as CREATE action
+   ```
+
+## How to Apply the Approval Function Fix
+
+The complete SQL script is ready in `docs/migrations/fix_location_handling_complete.sql`.
+
+### Option 1: Via Supabase SQL Editor (Recommended)
+1. Go to [Supabase SQL Editor](https://supabase.com/dashboard/project/ydvtmnrszybqnbcqbdcy/sql/new)
+2. Copy the contents of `docs/migrations/fix_location_handling_complete.sql`
+3. Paste and execute the SQL
+4. Verify success by checking the function exists
+
+### Option 2: Via Migration Tool (Later)
+The migration can be split into smaller chunks if needed, but the complete file is ready for manual application.
+
+## Verification Steps
+
+### 1. Verify Existing Parks Have Locations
+```sql
+SELECT p.name, p.slug, p.location_id, l.name as location_name
+FROM parks p 
+LEFT JOIN locations l ON p.location_id = l.id 
+WHERE p.slug = 'lagoon';
+```
+
+**Expected Result:** Location data should be populated ✅
+
+### 2. Test New Park Submission (After Applying Fix)
+1. Create a new park submission with location data
+2. Submit for moderation
+3. Approve the submission
+4. Verify the park has a non-NULL location_id
+5. Check the locations table has the proper name field
+6. Verify the map displays on the park detail page
+
+### 3. Test Park Update with Location Change
+1. Edit an existing park and change its location
+2. Submit for moderation
+3. Approve the update
+4. Verify a new location record was created with proper name
+5. Verify the park's location_id was updated
+
+## Database Schema Context
+
+### locations Table Structure
+```sql
+- id: uuid (PK)
+- name: text (NOT NULL) ← This was the missing field
+- country: text
+- state_province: text
+- city: text
+- street_address: text
+- postal_code: text
+- latitude: numeric
+- longitude: numeric
+- timezone: text
+- created_at: timestamp with time zone
+```
+
+### park_submission_locations Table Structure
+```sql
+- id: uuid (PK)
+- park_submission_id: uuid (FK)
+- name: text ← We weren't fetching this
+- display_name: text ← We weren't fetching this
+- country: text
+- state_province: text
+- city: text
+- street_address: text
+- postal_code: text
+- latitude: numeric
+- longitude: numeric
+- timezone: text
+- created_at: timestamp with time zone
+```
+
+## Impact Assessment
+
+### Before Fix
+- ❌ Parks created without location data (location_id = NULL)
+- ❌ Maps not displaying on park detail pages
+- ❌ Location-based features not working
+- ❌ Silent failures in approval pipeline
+
+### After Complete Fix
+- ✅ All existing parks have location data (backfilled)
+- ✅ Maps display correctly on park detail pages
+- ✅ Future park submissions will have locations created properly
+- ✅ Park updates with location changes work correctly
+- ✅ No more silent failures in the pipeline
+
+## Files Created
+
+1. `docs/migrations/fix_location_handling_complete.sql` - Complete SQL script for approval function fix
+2. `docs/LOCATION_FIX_SUMMARY.md` - This document
+
+## Next Steps
+
+1. **Immediate:** Apply the fix from `docs/migrations/fix_location_handling_complete.sql`
+2. **Testing:** Run verification steps above
+3. **Monitoring:** Watch for any location-related errors in production
+4. **Documentation:** Update team on the fix and new behavior
+
+## Related Issues
+
+This fix ensures compliance with the "Sacred Pipeline" architecture documented in `docs/SUBMISSION_FLOW.md`. All location data flows through:
+1. User form input
+2. Submission to `park_submission_locations` table
+3. Moderation queue review
+4. Approval via `process_approval_transaction` function
+5. Location creation in `locations` table
+6. Park creation/update with proper location_id reference
+
+## Additional Notes
+
+- The `display_name` field in `park_submission_locations` is used for human-readable location labels (e.g., "375, Lagoon Drive, Farmington, Davis County, Utah, 84025, United States")
+- The `name` field in `locations` must be populated for the INSERT to succeed
+- If neither display_name nor name is provided, we construct it from city/state/country as a fallback
+- This pattern should be applied to any other entities that use location data in the future

docs/migrations/fix_location_handling_complete.sql

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+-- ============================================================================
+-- COMPLETE FIX: Location Name Handling in Approval Pipeline
+-- ============================================================================
+-- 
+-- PURPOSE:
+-- This migration fixes the process_approval_transaction function to properly
+-- handle location names when creating parks. Without this fix, locations are
+-- created without the 'name' field, causing silent failures and parks end up
+-- with NULL location_id values.
+--
+-- WHAT THIS FIXES:
+-- 1. Adds park_location_name and park_location_display_name to the SELECT
+-- 2. Creates locations with proper name field during CREATE actions
+-- 3. Creates locations with proper name field during UPDATE actions
+-- 4. Falls back to constructing name from city/state/country if not provided
+--
+-- TESTING:
+-- After applying, test by:
+-- 1. Creating a new park submission with location data
+-- 2. Approving the submission
+-- 3. Verifying the park has a location_id set
+-- 4. Checking the locations table has a record with proper name field
+--
+-- DEPLOYMENT:
+-- This can be run manually via Supabase SQL Editor or applied as a migration
+-- ============================================================================
+
+DROP FUNCTION IF EXISTS process_approval_transaction(UUID, UUID[], UUID, UUID, TEXT, TEXT, TEXT);
+
+CREATE OR REPLACE FUNCTION process_approval_transaction(
+  p_submission_id UUID,
+  p_item_ids UUID[],
+  p_moderator_id UUID,
+  p_submitter_id UUID,
+  p_request_id TEXT DEFAULT NULL,
+  p_trace_id TEXT DEFAULT NULL,
+  p_parent_span_id TEXT DEFAULT NULL
+)
+RETURNS JSONB
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+DECLARE
+  v_start_time TIMESTAMPTZ;
+  v_result JSONB;
+  v_item RECORD;
+  v_entity_id UUID;
+  v_approval_results JSONB[] := ARRAY[]::JSONB[];
+  v_final_status TEXT;
+  v_all_approved BOOLEAN := TRUE;
+  v_some_approved BOOLEAN := FALSE;
+  v_items_processed INTEGER := 0;
+  v_span_id TEXT;
+  v_resolved_park_id UUID;
+  v_resolved_manufacturer_id UUID;
+  v_resolved_ride_model_id UUID;
+  v_resolved_operator_id UUID;
+  v_resolved_property_owner_id UUID;
+  v_resolved_location_id UUID;
+  v_location_name TEXT;
+BEGIN
+  v_start_time := clock_timestamp();
+  v_span_id := gen_random_uuid()::text;
+  
+  IF p_trace_id IS NOT NULL THEN
+    RAISE NOTICE 'SPAN: {"spanId": "%", "traceId": "%", "parentSpanId": "%", "name": "process_approval_transaction_rpc", "kind": "INTERNAL", "startTime": %, "attributes": {"submission.id": "%", "item_count": %}}',
+      v_span_id, p_trace_id, p_parent_span_id, EXTRACT(EPOCH FROM v_start_time) * 1000, p_submission_id, array_length(p_item_ids, 1);
+  END IF;
+  
+  RAISE NOTICE '[%] Starting atomic approval transaction for submission %', COALESCE(p_request_id, 'NO_REQUEST_ID'), p_submission_id;
+  
+  PERFORM set_config('app.current_user_id', p_submitter_id::text, true);
+  PERFORM set_config('app.submission_id', p_submission_id::text, true);
+  PERFORM set_config('app.moderator_id', p_moderator_id::text, true);
+  
+  IF NOT EXISTS (
+    SELECT 1 FROM content_submissions
+    WHERE id = p_submission_id AND (assigned_to = p_moderator_id OR assigned_to IS NULL) AND status IN ('pending', 'partially_approved')
+  ) THEN
+    RAISE EXCEPTION 'Submission not found, locked by another moderator, or already processed' USING ERRCODE = '42501';
+  END IF;
+  
+  -- ========================================================================
+  -- CRITICAL FIX: Added park_location_name and park_location_display_name
+  -- ========================================================================
+  FOR v_item IN
+    SELECT si.*,
+      ps.name as park_name, ps.slug as park_slug, ps.description as park_description, ps.park_type, ps.status as park_status,
+      ps.location_id, ps.operator_id, ps.property_owner_id, ps.opening_date as park_opening_date, ps.closing_date as park_closing_date,
+      ps.opening_date_precision as park_opening_date_precision, ps.closing_date_precision as park_closing_date_precision,
+      ps.website_url as park_website_url, ps.phone as park_phone, ps.email as park_email,
+      ps.banner_image_url as park_banner_image_url, ps.banner_image_id as park_banner_image_id,
+      ps.card_image_url as park_card_image_url, ps.card_image_id as park_card_image_id,
+      psl.name as park_location_name, psl.display_name as park_location_display_name,
+      psl.country as park_location_country, psl.state_province as park_location_state, psl.city as park_location_city,
+      psl.street_address as park_location_street, psl.postal_code as park_location_postal,
+      psl.latitude as park_location_lat, psl.longitude as park_location_lng, psl.timezone as park_location_timezone,
+      rs.name as ride_name, rs.slug as ride_slug, rs.park_id as ride_park_id, rs.category as ride_category, rs.status as ride_status,
+      rs.manufacturer_id, rs.ride_model_id, rs.opening_date as ride_opening_date, rs.closing_date as ride_closing_date,
+      rs.opening_date_precision as ride_opening_date_precision, rs.closing_date_precision as ride_closing_date_precision,
+      rs.description as ride_description, rs.banner_image_url as ride_banner_image_url, rs.banner_image_id as ride_banner_image_id,
+      rs.card_image_url as ride_card_image_url, rs.card_image_id as ride_card_image_id,
+      cs.name as company_name, cs.slug as company_slug, cs.description as company_description, cs.company_type,
+      cs.website_url as company_website_url, cs.founded_year, cs.founded_date, cs.founded_date_precision,
+      cs.headquarters_location, cs.logo_url, cs.person_type,
+      cs.banner_image_url as company_banner_image_url, cs.banner_image_id as company_banner_image_id,
+      cs.card_image_url as company_card_image_url, cs.card_image_id as company_card_image_id,
+      rms.name as ride_model_name, rms.slug as ride_model_slug, rms.manufacturer_id as ride_model_manufacturer_id,
+      rms.category as ride_model_category, rms.description as ride_model_description,
+      rms.banner_image_url as ride_model_banner_image_url, rms.banner_image_id as ride_model_banner_image_id,
+      rms.card_image_url as ride_model_card_image_url, rms.card_image_id as ride_model_card_image_id,
+      phs.entity_id as photo_entity_id, phs.entity_type as photo_entity_type, phs.title as photo_title
+    FROM submission_items si
+    LEFT JOIN park_submissions ps ON si.park_submission_id = ps.id
+    LEFT JOIN park_submission_locations psl ON ps.id = psl.park_submission_id
+    LEFT JOIN ride_submissions rs ON si.ride_submission_id = rs.id
+    LEFT JOIN company_submissions cs ON si.company_submission_id = cs.id
+    LEFT JOIN ride_model_submissions rms ON si.ride_model_submission_id = rms.id
+    LEFT JOIN photo_submissions phs ON si.photo_submission_id = phs.id
+    WHERE si.id = ANY(p_item_ids)
+    ORDER BY si.order_index, si.created_at
+  LOOP
+    BEGIN
+      v_items_processed := v_items_processed + 1;
+      v_entity_id := NULL;
+      v_resolved_park_id := NULL; v_resolved_manufacturer_id := NULL; v_resolved_ride_model_id := NULL;
+      v_resolved_operator_id := NULL; v_resolved_property_owner_id := NULL; v_resolved_location_id := NULL;
+      
+      IF p_trace_id IS NOT NULL THEN
+        RAISE NOTICE 'SPAN_EVENT: {"traceId": "%", "parentSpanId": "%", "name": "process_item", "timestamp": %, "attributes": {"item.id": "%", "item.type": "%", "item.action": "%"}}',
+          p_trace_id, v_span_id, EXTRACT(EPOCH FROM clock_timestamp()) * 1000, v_item.id, v_item.item_type, v_item.action_type;
+      END IF;
+      
+      IF v_item.action_type = 'create' THEN
+        IF v_item.item_type = 'park' THEN
+          -- ========================================================================
+          -- CRITICAL FIX: Create location with name field
+          -- ========================================================================
+          IF v_item.park_location_country IS NOT NULL OR v_item.park_location_city IS NOT NULL THEN
+            -- Construct a name for the location, prioritizing display_name, then name, then city/state/country
+            v_location_name := COALESCE(
+              v_item.park_location_display_name,
+              v_item.park_location_name,
+              CONCAT_WS(', ',
+                NULLIF(v_item.park_location_city, ''),
+                NULLIF(v_item.park_location_state, ''),
+                NULLIF(v_item.park_location_country, '')
+              )
+            );
+            
+            INSERT INTO locations (name, country, state_province, city, street_address, postal_code, latitude, longitude, timezone)
+            VALUES (
+              v_location_name,
+              v_item.park_location_country,
+              v_item.park_location_state,
+              v_item.park_location_city,
+              v_item.park_location_street,
+              v_item.park_location_postal,
+              v_item.park_location_lat,
+              v_item.park_location_lng,
+              v_item.park_location_timezone
+            )
+            RETURNING id INTO v_resolved_location_id;
+            
+            RAISE NOTICE '[%] Created location % (name: %) for park submission',
+              COALESCE(p_request_id, 'NO_REQUEST_ID'), v_resolved_location_id, v_location_name;
+          END IF;
+          
+          -- Resolve temporary references
+          IF v_item.operator_id IS NULL THEN
+            SELECT approved_entity_id INTO v_resolved_operator_id FROM submission_items
+            WHERE submission_id = p_submission_id AND item_type IN ('operator', 'company') AND approved_entity_id IS NOT NULL LIMIT 1;
+          END IF;
+          
+          IF v_item.property_owner_id IS NULL THEN
+            SELECT approved_entity_id INTO v_resolved_property_owner_id FROM submission_items
+            WHERE submission_id = p_submission_id AND item_type IN ('property_owner', 'company') AND approved_entity_id IS NOT NULL LIMIT 1;
+          END IF;
+          
+          INSERT INTO parks (name, slug, description, park_type, status, location_id, operator_id, property_owner_id,
+            opening_date, closing_date, opening_date_precision, closing_date_precision, website_url, phone, email,
+            banner_image_url, banner_image_id, card_image_url, card_image_id)
+          VALUES (
+            v_item.park_name, v_item.park_slug, v_item.park_description, v_item.park_type, v_item.park_status,
+            COALESCE(v_resolved_location_id, v_item.location_id),
+            COALESCE(v_item.operator_id, v_resolved_operator_id),
+            COALESCE(v_item.property_owner_id, v_resolved_property_owner_id),
+            v_item.park_opening_date, v_item.park_closing_date,
+            v_item.park_opening_date_precision, v_item.park_closing_date_precision,
+            v_item.park_website_url, v_item.park_phone, v_item.park_email,
+            v_item.park_banner_image_url, v_item.park_banner_image_id,
+            v_item.park_card_image_url, v_item.park_card_image_id
+          )
+          RETURNING id INTO v_entity_id;
+          
+        ELSIF v_item.item_type = 'ride' THEN
+          IF v_item.ride_park_id IS NULL THEN
+            SELECT approved_entity_id INTO v_resolved_park_id FROM submission_items
+            WHERE submission_id = p_submission_id AND item_type = 'park' AND approved_entity_id IS NOT NULL LIMIT 1;
+          END IF;
+          
+          IF v_item.manufacturer_id IS NULL THEN
+            SELECT approved_entity_id INTO v_resolved_manufacturer_id FROM submission_items
+            WHERE submission_id = p_submission_id AND item_type IN ('manufacturer', 'company') AND approved_entity_id IS NOT NULL LIMIT 1;
+          END IF;
+          
+          IF v_item.ride_model_id IS NULL THEN
+            SELECT approved_entity_id INTO v_resolved_ride_model_id FROM submission_items
+            WHERE submission_id = p_submission_id AND item_type = 'ride_model' AND approved_entity_id IS NOT NULL LIMIT 1;
+          END IF;
+          
+          INSERT INTO rides (name, slug, park_id, category, status, manufacturer_id, ride_model_id,
+            opening_date, closing_date, opening_date_precision, closing_date_precision, description,
+            banner_image_url, banner_image_id, card_image_url, card_image_id)
+          VALUES (
+            v_item.ride_name, v_item.ride_slug, COALESCE(v_item.ride_park_id, v_resolved_park_id),
+            v_item.ride_category, v_item.ride_status,
+            COALESCE(v_item.manufacturer_id, v_resolved_manufacturer_id),
+            COALESCE(v_item.ride_model_id, v_resolved_ride_model_id),
+            v_item.ride_opening_date, v_item.ride_closing_date,
+            v_item.ride_opening_date_precision, v_item.ride_closing_date_precision,
+            v_item.ride_description, v_item.ride_banner_image_url, v_item.ride_banner_image_id,
+            v_item.ride_card_image_url, v_item.ride_card_image_id
+          )
+          RETURNING id INTO v_entity_id;
+          
+          IF v_entity_id IS NOT NULL AND v_item.ride_submission_id IS NOT NULL THEN
+            INSERT INTO ride_technical_specifications (ride_id, specification_key, specification_value, unit, display_order)
+            SELECT v_entity_id, specification_key, specification_value, unit, display_order
+            FROM ride_technical_specifications WHERE ride_id = v_item.ride_submission_id;
+            
+            INSERT INTO ride_coaster_stats (ride_id, stat_key, stat_value, unit, display_order)
+            SELECT v_entity_id, stat_key, stat_value, unit, display_order
+            FROM ride_coaster_stats WHERE ride_id = v_item.ride_submission_id;
+          END IF;
+          
+        ELSIF v_item.item_type IN ('company', 'manufacturer', 'operator', 'property_owner', 'designer') THEN
+          INSERT INTO companies (name, slug, description, company_type, person_type, website_url, founded_year,
+            founded_date, founded_date_precision, headquarters_location, logo_url,
+            banner_image_url, banner_image_id, card_image_url, card_image_id)
+          VALUES (
+            v_item.company_name, v_item.company_slug, v_item.company_description, v_item.company_type,
+            v_item.person_type, v_item.company_website_url, v_item.founded_year,
+            v_item.founded_date, v_item.founded_date_precision, v_item.headquarters_location, v_item.logo_url,
+            v_item.company_banner_image_url, v_item.company_banner_image_id,
+            v_item.company_card_image_url, v_item.company_card_image_id
+          )
+          RETURNING id INTO v_entity_id;
+          
+        ELSIF v_item.item_type = 'ride_model' THEN
+          IF v_item.ride_model_manufacturer_id IS NULL THEN
+            SELECT approved_entity_id INTO v_resolved_manufacturer_id FROM submission_items
+            WHERE submission_id = p_submission_id AND item_type IN ('manufacturer', 'company') AND approved_entity_id IS NOT NULL LIMIT 1;
+          END IF;
+          
+          INSERT INTO ride_models (name, slug, manufacturer_id, category, description,
+            banner_image_url, banner_image_id, card_image_url, card_image_id)
+          VALUES (
+            v_item.ride_model_name, v_item.ride_model_slug,
+            COALESCE(v_item.ride_model_manufacturer_id, v_resolved_manufacturer_id),
+            v_item.ride_model_category, v_item.ride_model_description,
+            v_item.ride_model_banner_image_url, v_item.ride_model_banner_image_id,
+            v_item.ride_model_card_image_url, v_item.ride_model_card_image_id
+          )
+          RETURNING id INTO v_entity_id;
+          
+        ELSIF v_item.item_type = 'photo' THEN
+          INSERT INTO entity_photos (entity_id, entity_type, title, photo_submission_id)
+          VALUES (v_item.photo_entity_id, v_item.photo_entity_type, v_item.photo_title, v_item.photo_submission_id)
+          RETURNING id INTO v_entity_id;
+          
+        ELSE
+          RAISE EXCEPTION 'Unknown item type for create: %', v_item.item_type;
+        END IF;
+        
+      ELSIF v_item.action_type = 'update' THEN
+        IF v_item.entity_id IS NULL THEN
+          RAISE EXCEPTION 'Update action requires entity_id';
+        END IF;
+        
+        IF v_item.item_type = 'park' THEN
+          -- ========================================================================
+          -- CRITICAL FIX: Create location with name field for updates too
+          -- ========================================================================
+          IF v_item.location_id IS NULL AND (v_item.park_location_country IS NOT NULL OR v_item.park_location_city IS NOT NULL) THEN
+            v_location_name := COALESCE(
+              v_item.park_location_display_name,
+              v_item.park_location_name,
+              CONCAT_WS(', ',
+                NULLIF(v_item.park_location_city, ''),
+                NULLIF(v_item.park_location_state, ''),
+                NULLIF(v_item.park_location_country, '')
+              )
+            );
+            
+            INSERT INTO locations (name, country, state_province, city, street_address, postal_code, latitude, longitude, timezone)
+            VALUES (
+              v_location_name,
+              v_item.park_location_country,
+              v_item.park_location_state,
+              v_item.park_location_city,
+              v_item.park_location_street,
+              v_item.park_location_postal,
+              v_item.park_location_lat,
+              v_item.park_location_lng,
+              v_item.park_location_timezone
+            )
+            RETURNING id INTO v_resolved_location_id;
+            
+            RAISE NOTICE '[%] Created location % (name: %) for park update',
+              COALESCE(p_request_id, 'NO_REQUEST_ID'), v_resolved_location_id, v_location_name;
+          END IF;
+          
+          UPDATE parks SET
+            name = v_item.park_name, slug = v_item.park_slug, description = v_item.park_description,
+            park_type = v_item.park_type, status = v_item.park_status,
+            location_id = COALESCE(v_resolved_location_id, v_item.location_id),
+            operator_id = v_item.operator_id, property_owner_id = v_item.property_owner_id,
+            opening_date = v_item.park_opening_date, closing_date = v_item.park_closing_date,
+            opening_date_precision = v_item.park_opening_date_precision,
+            closing_date_precision = v_item.park_closing_date_precision,
+            website_url = v_item.park_website_url, phone = v_item.park_phone, email = v_item.park_email,
+            banner_image_url = v_item.park_banner_image_url, banner_image_id = v_item.park_banner_image_id,
+            card_image_url = v_item.park_card_image_url, card_image_id = v_item.park_card_image_id,
+            updated_at = now()
+          WHERE id = v_item.entity_id;
+          v_entity_id := v_item.entity_id;
+          
+        ELSIF v_item.item_type = 'ride' THEN
+          UPDATE rides SET
+            name = v_item.ride_name, slug = v_item.ride_slug, park_id = v_item.ride_park_id,
+            category = v_item.ride_category, status = v_item.ride_status,
+            manufacturer_id = v_item.manufacturer_id, ride_model_id = v_item.ride_model_id,
+            opening_date = v_item.ride_opening_date, closing_date = v_item.ride_closing_date,
+            opening_date_precision = v_item.ride_opening_date_precision,
+            closing_date_precision = v_item.ride_closing_date_precision,
+            description = v_item.ride_description,
+            banner_image_url = v_item.ride_banner_image_url, banner_image_id = v_item.ride_banner_image_id,
+            card_image_url = v_item.ride_card_image_url, card_image_id = v_item.ride_card_image_id,
+            updated_at = now()
+          WHERE id = v_item.entity_id;
+          v_entity_id := v_item.entity_id;
+          
+        ELSIF v_item.item_type IN ('company', 'manufacturer', 'operator', 'property_owner', 'designer') THEN
+          UPDATE companies SET
+            name = v_item.company_name, slug = v_item.company_slug, description = v_item.company_description,
+            company_type = v_item.company_type, person_type = v_item.person_type,
+            website_url = v_item.company_website_url, founded_year = v_item.founded_year,
+            founded_date = v_item.founded_date, founded_date_precision = v_item.founded_date_precision,
+            headquarters_location = v_item.headquarters_location, logo_url = v_item.logo_url,
+            banner_image_url = v_item.company_banner_image_url, banner_image_id = v_item.company_banner_image_id,
+            card_image_url = v_item.company_card_image_url, card_image_id = v_item.company_card_image_id,
+            updated_at = now()
+          WHERE id = v_item.entity_id;
+          v_entity_id := v_item.entity_id;
+          
+        ELSIF v_item.item_type = 'ride_model' THEN
+          UPDATE ride_models SET
+            name = v_item.ride_model_name, slug = v_item.ride_model_slug,
+            manufacturer_id = v_item.ride_model_manufacturer_id,
+            category = v_item.ride_model_category, description = v_item.ride_model_description,
+            banner_image_url = v_item.ride_model_banner_image_url, banner_image_id = v_item.ride_model_banner_image_id,
+            card_image_url = v_item.ride_model_card_image_url, card_image_id = v_item.ride_model_card_image_id,
+            updated_at = now()
+          WHERE id = v_item.entity_id;
+          v_entity_id := v_item.entity_id;
+          
+        ELSIF v_item.item_type = 'photo' THEN
+          UPDATE entity_photos SET title = v_item.photo_title, updated_at = now()
+          WHERE id = v_item.entity_id;
+          v_entity_id := v_item.entity_id;
+          
+        ELSE
+          RAISE EXCEPTION 'Unknown item type for update: %', v_item.item_type;
+        END IF;
+        
+      ELSE
+        RAISE EXCEPTION 'Unknown action type: %', v_item.action_type;
+      END IF;
+      
+      UPDATE submission_items SET approved_entity_id = v_entity_id, approved_at = now(), status = 'approved'
+      WHERE id = v_item.id;
+      
+      v_approval_results := array_append(v_approval_results, jsonb_build_object(
+        'item_id', v_item.id, 'status', 'approved', 'entity_id', v_entity_id
+      ));
+      v_some_approved := TRUE;
+      
+    EXCEPTION
+      WHEN OTHERS THEN
+        RAISE WARNING 'Failed to process item %: % - %', v_item.id, SQLERRM, SQLSTATE;
+        v_approval_results := array_append(v_approval_results, jsonb_build_object(
+          'item_id', v_item.id, 'status', 'failed', 'error', SQLERRM
+        ));
+        v_all_approved := FALSE;
+        RAISE;
+    END;
+  END LOOP;
+  
+  IF v_all_approved THEN
+    v_final_status := 'approved';
+  ELSIF v_some_approved THEN
+    v_final_status := 'partially_approved';
+  ELSE
+    v_final_status := 'rejected';
+  END IF;
+  
+  UPDATE content_submissions SET
+    status = v_final_status,
+    resolved_at = CASE WHEN v_all_approved THEN now() ELSE NULL END,
+    reviewer_id = p_moderator_id,
+    reviewed_at = now()
+  WHERE id = p_submission_id;
+  
+  IF p_trace_id IS NOT NULL THEN
+    RAISE NOTICE 'SPAN: {"spanId": "%", "traceId": "%", "name": "process_approval_transaction_rpc", "kind": "INTERNAL", "endTime": %, "attributes": {"items_processed": %, "final_status": "%"}}',
+      v_span_id, p_trace_id, EXTRACT(EPOCH FROM clock_timestamp()) * 1000, v_items_processed, v_final_status;
+  END IF;
+  
+  RETURN jsonb_build_object(
+    'success', v_all_approved,
+    'status', v_final_status,
+    'items_processed', v_items_processed,
+    'results', v_approval_results,
+    'duration_ms', EXTRACT(EPOCH FROM (clock_timestamp() - v_start_time)) * 1000
+  );
+END;
+$$;
+
+GRANT EXECUTE ON FUNCTION process_approval_transaction TO authenticated;
+
+COMMENT ON FUNCTION process_approval_transaction IS 
+'✅ FIXED 2025-11-12: Now properly creates location records with name field during park approval/update. 
+This prevents parks from being created with NULL location_id values due to silent INSERT failures.';
+
+-- ============================================================================
+-- END OF MIGRATION
+-- ============================================================================

src/App.tsx

@@ -24,6 +24,7 @@ import { ResilienceProvider } from "@/components/layout/ResilienceProvider";
 import { useAdminRoutePreload } from "@/hooks/useAdminRoutePreload";
 import { useVersionCheck } from "@/hooks/useVersionCheck";
 import { cn } from "@/lib/utils";
+import { PageTransition } from "@/components/layout/PageTransition";
 
 // Core routes (eager-loaded for best UX)
 import Index from "./pages/Index";
@@ -70,6 +71,7 @@ const AdminUsers = lazy(() => import("./pages/AdminUsers"));
 const AdminBlog = lazy(() => import("./pages/AdminBlog"));
 const AdminSettings = lazy(() => import("./pages/AdminSettings"));
 const AdminDatabaseStats = lazy(() => import("./pages/AdminDatabaseStats"));
+const DatabaseMaintenance = lazy(() => import("./pages/admin/DatabaseMaintenance"));
 const AdminContact = lazy(() => import("./pages/admin/AdminContact"));
 const AdminEmailSettings = lazy(() => import("./pages/admin/AdminEmailSettings"));
 const ErrorMonitoring = lazy(() => import("./pages/admin/ErrorMonitoring"));
@@ -77,6 +79,7 @@ const ErrorLookup = lazy(() => import("./pages/admin/ErrorLookup"));
 const TraceViewer = lazy(() => import("./pages/admin/TraceViewer"));
 const RateLimitMetrics = lazy(() => import("./pages/admin/RateLimitMetrics"));
 const MonitoringOverview = lazy(() => import("./pages/admin/MonitoringOverview"));
+const ApprovalHistory = lazy(() => import("./pages/admin/ApprovalHistory"));
 
 // User routes (lazy-loaded)
 const Profile = lazy(() => import("./pages/Profile"));
@@ -163,8 +166,9 @@ function AppContent(): React.JSX.Element {
           <div className="min-h-screen flex flex-col">
             <div className="flex-1">
               <Suspense fallback={<PageLoader />}>
-                <RouteErrorBoundary>
-                  <Routes>
+                <PageTransition>
+                  <RouteErrorBoundary>
+                    <Routes>
                   {/* Core routes - eager loaded */}
                   <Route path="/" element={<Index />} />
                   <Route path="/parks" element={<Parks />} />
@@ -384,7 +388,15 @@ function AppContent(): React.JSX.Element {
                     } 
                   />
                   <Route 
-                    path="/admin/error-lookup" 
+                    path="/admin/approval-history" 
+                    element={
+                      <AdminErrorBoundary section="Approval History">
+                        <ApprovalHistory />
+                      </AdminErrorBoundary>
+                    } 
+                  />
+                  <Route 
+                    path="/admin/error-lookup"
                     element={
                       <AdminErrorBoundary section="Error Lookup">
                         <ErrorLookup />
@@ -423,6 +435,14 @@ function AppContent(): React.JSX.Element {
                       </AdminErrorBoundary>
                     } 
                   />
+                  <Route 
+                    path="/admin/database-maintenance" 
+                    element={
+                      <AdminErrorBoundary section="Database Maintenance">
+                        <DatabaseMaintenance />
+                      </AdminErrorBoundary>
+                    } 
+                  />
                   
                   {/* Utility routes - lazy loaded */}
                   <Route path="/force-logout" element={<ForceLogout />} />
@@ -434,7 +454,8 @@ function AppContent(): React.JSX.Element {
                   <Route path="*" element={<NotFound />} />
                 </Routes>
               </RouteErrorBoundary>
-            </Suspense>
+            </PageTransition>
+          </Suspense>
           </div>
           <Footer />
         </div>

src/components/admin/DesignerForm.tsx

@@ -16,8 +16,9 @@ import { useUserRole } from '@/hooks/useUserRole';
 import { HeadquartersLocationInput } from './HeadquartersLocationInput';
 import { EntityMultiImageUploader } from '@/components/upload/EntityMultiImageUploader';
 import { useAuth } from '@/hooks/useAuth';
-import { toast } from 'sonner';
-import { handleError } from '@/lib/errorHandler';
+import { toast } from '@/hooks/use-toast';
+import { handleError, getErrorMessage } from '@/lib/errorHandler';
+import { formToasts } from '@/lib/formToasts';
 import type { UploadedImage } from '@/types/company';
 
 // Zod output type (after transformation)
@@ -73,7 +74,7 @@ export function DesignerForm({ onSubmit, onCancel, initialData }: DesignerFormPr
       <CardContent>
         <form onSubmit={handleSubmit(async (data) => {
           if (!user) {
-            toast.error('You must be logged in to submit');
+            formToasts.error.generic('You must be logged in to submit');
             return;
           }
           
@@ -93,9 +94,11 @@ export function DesignerForm({ onSubmit, onCancel, initialData }: DesignerFormPr
             
             await onSubmit(formData);
             
-            // Only show success toast and close if not editing through moderation queue
-            if (!initialData?.id) {
-              toast.success('Designer submitted for review');
+            // Show success toast
+            if (initialData?.id) {
+              formToasts.success.update('Designer', data.name);
+            } else {
+              formToasts.success.create('Designer', data.name);
               onCancel();
             }
           } catch (error: unknown) {
@@ -104,6 +107,9 @@ export function DesignerForm({ onSubmit, onCancel, initialData }: DesignerFormPr
               metadata: { companyName: data.name }
             });
             
+            // Show error toast
+            formToasts.error.generic(getErrorMessage(error));
+            
             // Re-throw so parent can handle modal closing
             throw error;
           } finally {

src/components/admin/ManufacturerForm.tsx

@@ -17,8 +17,9 @@ import { HeadquartersLocationInput } from './HeadquartersLocationInput';
 import { EntityMultiImageUploader } from '@/components/upload/EntityMultiImageUploader';
 import { FlexibleDateInput, type DatePrecision } from '@/components/ui/flexible-date-input';
 import { useAuth } from '@/hooks/useAuth';
-import { toast } from 'sonner';
-import { handleError } from '@/lib/errorHandler';
+import { toast } from '@/hooks/use-toast';
+import { handleError, getErrorMessage } from '@/lib/errorHandler';
+import { formToasts } from '@/lib/formToasts';
 import { toDateOnly, parseDateOnly, toDateWithPrecision } from '@/lib/dateUtils';
 import type { UploadedImage } from '@/types/company';
 
@@ -57,7 +58,7 @@ export function ManufacturerForm({ onSubmit, onCancel, initialData }: Manufactur
       website_url: initialData?.website_url || '',
       founded_year: initialData?.founded_year ? String(initialData.founded_year) : '',
       founded_date: initialData?.founded_date || (initialData?.founded_year ? `${initialData.founded_year}-01-01` : undefined),
-      founded_date_precision: initialData?.founded_date_precision || (initialData?.founded_year ? ('year' as const) : ('day' as const)),
+      founded_date_precision: initialData?.founded_date_precision || (initialData?.founded_year ? ('year' as const) : ('exact' as const)),
       headquarters_location: initialData?.headquarters_location || '',
       source_url: initialData?.source_url || '',
       submission_notes: initialData?.submission_notes || '',
@@ -77,7 +78,7 @@ export function ManufacturerForm({ onSubmit, onCancel, initialData }: Manufactur
       <CardContent>
         <form onSubmit={handleSubmit(async (data) => {
           if (!user) {
-            toast.error('You must be logged in to submit');
+            formToasts.error.generic('You must be logged in to submit');
             return;
           }
           
@@ -95,9 +96,11 @@ export function ManufacturerForm({ onSubmit, onCancel, initialData }: Manufactur
             
             await onSubmit(formData);
             
-            // Only show success toast and close if not editing through moderation queue
-            if (!initialData?.id) {
-              toast.success('Manufacturer submitted for review');
+            // Show success toast
+            if (initialData?.id) {
+              formToasts.success.update('Manufacturer', data.name);
+            } else {
+              formToasts.success.create('Manufacturer', data.name);
               onCancel();
             }
           } catch (error: unknown) {
@@ -106,6 +109,9 @@ export function ManufacturerForm({ onSubmit, onCancel, initialData }: Manufactur
               metadata: { companyName: data.name }
             });
             
+            // Show error toast
+            formToasts.error.generic(getErrorMessage(error));
+            
             // Re-throw so parent can handle modal closing
             throw error;
           } finally {

src/components/admin/OperatorForm.tsx

@@ -16,8 +16,9 @@ import { useUserRole } from '@/hooks/useUserRole';
 import { HeadquartersLocationInput } from './HeadquartersLocationInput';
 import { EntityMultiImageUploader } from '@/components/upload/EntityMultiImageUploader';
 import { useAuth } from '@/hooks/useAuth';
-import { toast } from 'sonner';
-import { handleError } from '@/lib/errorHandler';
+import { toast } from '@/hooks/use-toast';
+import { handleError, getErrorMessage } from '@/lib/errorHandler';
+import { formToasts } from '@/lib/formToasts';
 import type { UploadedImage } from '@/types/company';
 
 // Zod output type (after transformation)
@@ -73,7 +74,7 @@ export function OperatorForm({ onSubmit, onCancel, initialData }: OperatorFormPr
       <CardContent>
         <form onSubmit={handleSubmit(async (data) => {
           if (!user) {
-            toast.error('You must be logged in to submit');
+            formToasts.error.generic('You must be logged in to submit');
             return;
           }
           
@@ -93,9 +94,11 @@ export function OperatorForm({ onSubmit, onCancel, initialData }: OperatorFormPr
             
             await onSubmit(formData);
             
-            // Only show success toast and close if not editing through moderation queue
-            if (!initialData?.id) {
-              toast.success('Operator submitted for review');
+            // Show success toast
+            if (initialData?.id) {
+              formToasts.success.update('Operator', data.name);
+            } else {
+              formToasts.success.create('Operator', data.name);
               onCancel();
             }
           } catch (error: unknown) {
@@ -104,6 +107,9 @@ export function OperatorForm({ onSubmit, onCancel, initialData }: OperatorFormPr
               metadata: { companyName: data.name }
             });
             
+            // Show error toast
+            formToasts.error.generic(getErrorMessage(error));
+            
             // Re-throw so parent can handle modal closing
             throw error;
           } finally {

src/components/admin/ParkForm.tsx

@@ -17,7 +17,8 @@ import { FlexibleDateInput, type DatePrecision } from '@/components/ui/flexible-
 import { SlugField } from '@/components/ui/slug-field';
 import { toast } from '@/hooks/use-toast';
 import { handleError } from '@/lib/errorHandler';
-import { MapPin, Save, X, Plus, AlertCircle } from 'lucide-react';
+import { formToasts } from '@/lib/formToasts';
+import { MapPin, Save, X, Plus, AlertCircle, Info } from 'lucide-react';
 import { toDateOnly, parseDateOnly, toDateWithPrecision } from '@/lib/dateUtils';
 import { Badge } from '@/components/ui/badge';
 import { Combobox } from '@/components/ui/combobox';
@@ -30,6 +31,10 @@ import { LocationSearch } from './LocationSearch';
 import { OperatorForm } from './OperatorForm';
 import { PropertyOwnerForm } from './PropertyOwnerForm';
 import { Checkbox } from '@/components/ui/checkbox';
+import { SubmissionHelpDialog } from '@/components/help/SubmissionHelpDialog';
+import { TerminologyDialog } from '@/components/help/TerminologyDialog';
+import { TooltipProvider } from '@/components/ui/tooltip';
+import { fieldHints } from '@/lib/enhancedValidation';
 
 const parkSchema = z.object({
   name: z.string().min(1, 'Park name is required'),
@@ -38,9 +43,9 @@ const parkSchema = z.object({
   park_type: z.string().min(1, 'Park type is required'),
   status: z.string().min(1, 'Status is required'),
   opening_date: z.string().optional().transform(val => val || undefined),
-  opening_date_precision: z.enum(['day', 'month', 'year']).optional(),
+  opening_date_precision: z.enum(['exact', 'month', 'year', 'decade', 'century', 'approximate']).optional(),
   closing_date: z.string().optional().transform(val => val || undefined),
-  closing_date_precision: z.enum(['day', 'month', 'year']).optional(),
+  closing_date_precision: z.enum(['exact', 'month', 'year', 'decade', 'century', 'approximate']).optional(),
   location: z.object({
     name: z.string(),
     street_address: z.string().optional(),
@@ -290,7 +295,16 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
       
       await onSubmit(submissionData);
       
-      // Parent component handles success feedback
+      // Show success toast
+      if (isModerator()) {
+        formToasts.success.moderatorApproval('Park', data.name);
+      } else if (isEditing) {
+        formToasts.success.update('Park', data.name);
+      } else {
+        formToasts.success.create('Park', data.name);
+      }
+      
+      // Parent component handles modal closing/navigation
     } catch (error: unknown) {
       const errorMessage = getErrorMessage(error);
       handleError(error, {
@@ -304,6 +318,9 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
         }
       });
       
+      // Show error toast
+      formToasts.error.generic(errorMessage);
+      
       // Re-throw so parent can handle modal closing
       throw error;
     } finally {
@@ -314,12 +331,19 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
   return (
     <Card className="w-full max-w-4xl mx-auto">
       <CardHeader>
-        <CardTitle className="flex items-center gap-2">
-          <MapPin className="w-5 h-5" />
-          {isEditing ? 'Edit Park' : 'Create New Park'}
-        </CardTitle>
+        <div className="flex items-center justify-between">
+          <CardTitle className="flex items-center gap-2">
+            <MapPin className="w-5 h-5" />
+            {isEditing ? 'Edit Park' : 'Create New Park'}
+          </CardTitle>
+          <div className="flex gap-2">
+            <TerminologyDialog />
+            <SubmissionHelpDialog type="park" variant="icon" />
+          </div>
+        </div>
       </CardHeader>
       <CardContent>
+        <TooltipProvider>
         <form onSubmit={handleSubmit(handleFormSubmit)} className="space-y-6">
           {/* Basic Information */}
           <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
@@ -370,6 +394,10 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
                   ))}
                 </SelectContent>
               </Select>
+              <div className="flex items-start gap-2 text-xs text-muted-foreground">
+                <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+                <p>Choose the primary classification. Theme parks have themed areas, while amusement parks focus on rides.</p>
+              </div>
               {errors.park_type && (
                 <p className="text-sm text-destructive">{errors.park_type.message}</p>
               )}
@@ -395,6 +423,10 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
                   })}
                 </SelectContent>
               </Select>
+              <div className="flex items-start gap-2 text-xs text-muted-foreground">
+                <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+                <p>Current operational status. Use "Closed Temporarily" for seasonal closures or renovations.</p>
+              </div>
               {errors.status && (
                 <p className="text-sm text-destructive">{errors.status.message}</p>
               )}
@@ -405,7 +437,7 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
           <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
             <FlexibleDateInput
               value={watch('opening_date') ? parseDateOnly(watch('opening_date')!) : undefined}
-              precision={(watch('opening_date_precision') as DatePrecision) || 'day'}
+              precision={(watch('opening_date_precision') as DatePrecision) || 'exact'}
               onChange={(date, precision) => {
                 setValue('opening_date', date ? toDateWithPrecision(date, precision) : undefined);
                 setValue('opening_date_precision', precision);
@@ -418,7 +450,7 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
 
             <FlexibleDateInput
               value={watch('closing_date') ? parseDateOnly(watch('closing_date')!) : undefined}
-              precision={(watch('closing_date_precision') as DatePrecision) || 'day'}
+              precision={(watch('closing_date_precision') as DatePrecision) || 'exact'}
               onChange={(date, precision) => {
                 setValue('closing_date', date ? toDateWithPrecision(date, precision) : undefined);
                 setValue('closing_date_precision', precision);
@@ -446,6 +478,10 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
               }}
               initialLocationId={watch('location_id')}
             />
+            <div className="flex items-start gap-2 text-xs text-muted-foreground">
+              <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+              <p>Search by park name, address, or city. Select from results to auto-fill coordinates and timezone.</p>
+            </div>
             {errors.location && (
               <p className="text-sm text-destructive flex items-center gap-1">
                 <AlertCircle className="w-4 h-4" />
@@ -462,6 +498,10 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
           {/* Operator & Property Owner Selection */}
           <div className="space-y-4">
             <h3 className="text-lg font-semibold">Operator & Property Owner</h3>
+            <div className="flex items-start gap-2 text-xs text-muted-foreground mb-3">
+              <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+              <p>The operator runs the park, while the property owner owns the land. Often the same entity.</p>
+            </div>
             
             <div className="flex items-center space-x-2 mb-4">
               <Checkbox
@@ -590,6 +630,7 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 {...register('website_url')}
                 placeholder="https://..."
               />
+              <p className="text-xs text-muted-foreground">{fieldHints.websiteUrl}</p>
               {errors.website_url && (
                 <p className="text-sm text-destructive">{errors.website_url.message}</p>
               )}
@@ -602,6 +643,7 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 {...register('phone')}
                 placeholder="+1 (555) 123-4567"
               />
+              <p className="text-xs text-muted-foreground">{fieldHints.phone}</p>
             </div>
 
             <div className="space-y-2">
@@ -612,6 +654,7 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 {...register('email')}
                 placeholder="contact@park.com"
               />
+              <p className="text-xs text-muted-foreground">{fieldHints.email}</p>
               {errors.email && (
                 <p className="text-sm text-destructive">{errors.email.message}</p>
               )}
@@ -643,7 +686,7 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 placeholder="https://example.com/article"
               />
               <p className="text-xs text-muted-foreground">
-                Where did you find this information? (e.g., official website, news article, press release)
+                {fieldHints.sourceUrl}
               </p>
               {errors.source_url && (
                 <p className="text-sm text-destructive">{errors.source_url.message}</p>
@@ -665,7 +708,7 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 maxLength={1000}
               />
               <p className="text-xs text-muted-foreground">
-                {watch('submission_notes')?.length || 0}/1000 characters
+                {fieldHints.submissionNotes} ({watch('submission_notes')?.length || 0}/1000 characters)
               </p>
               {errors.submission_notes && (
                 <p className="text-sm text-destructive">{errors.submission_notes.message}</p>
@@ -704,6 +747,7 @@ export function ParkForm({ onSubmit, onCancel, initialData, isEditing = false }:
             )}
           </div>
         </form>
+        </TooltipProvider>
 
         {/* Operator Modal */}
         <Dialog open={isOperatorModalOpen} onOpenChange={setIsOperatorModalOpen}>

src/components/admin/PropertyOwnerForm.tsx

@@ -16,8 +16,9 @@ import { useUserRole } from '@/hooks/useUserRole';
 import { HeadquartersLocationInput } from './HeadquartersLocationInput';
 import { EntityMultiImageUploader } from '@/components/upload/EntityMultiImageUploader';
 import { useAuth } from '@/hooks/useAuth';
-import { toast } from 'sonner';
-import { handleError } from '@/lib/errorHandler';
+import { toast } from '@/hooks/use-toast';
+import { handleError, getErrorMessage } from '@/lib/errorHandler';
+import { formToasts } from '@/lib/formToasts';
 import type { UploadedImage } from '@/types/company';
 
 // Zod output type (after transformation)
@@ -73,7 +74,7 @@ export function PropertyOwnerForm({ onSubmit, onCancel, initialData }: PropertyO
       <CardContent>
         <form onSubmit={handleSubmit(async (data) => {
           if (!user) {
-            toast.error('You must be logged in to submit');
+            formToasts.error.generic('You must be logged in to submit');
             return;
           }
           
@@ -93,9 +94,11 @@ export function PropertyOwnerForm({ onSubmit, onCancel, initialData }: PropertyO
             
             await onSubmit(formData);
             
-            // Only show success toast and close if not editing through moderation queue
-            if (!initialData?.id) {
-              toast.success('Property owner submitted for review');
+            // Show success toast
+            if (initialData?.id) {
+              formToasts.success.update('Property Owner', data.name);
+            } else {
+              formToasts.success.create('Property Owner', data.name);
               onCancel();
             }
           } catch (error: unknown) {
@@ -104,6 +107,9 @@ export function PropertyOwnerForm({ onSubmit, onCancel, initialData }: PropertyO
               metadata: { companyName: data.name }
             });
             
+            // Show error toast
+            formToasts.error.generic(getErrorMessage(error));
+            
             // Re-throw so parent can handle modal closing
             throw error;
           } finally {

src/components/admin/RideForm.tsx

@@ -21,9 +21,11 @@ import { Dialog, DialogContent, DialogDescription, DialogHeader, DialogTitle } f
 import { Combobox } from '@/components/ui/combobox';
 import { SlugField } from '@/components/ui/slug-field';
 import { Checkbox } from '@/components/ui/checkbox';
+import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from "@/components/ui/tooltip";
 import { toast } from '@/hooks/use-toast';
 import { handleError } from '@/lib/errorHandler';
-import { Plus, Zap, Save, X, Building2, AlertCircle } from 'lucide-react';
+import { formToasts } from '@/lib/formToasts';
+import { Plus, Zap, Save, X, Building2, AlertCircle, Info, HelpCircle } from 'lucide-react';
 import { toDateOnly, parseDateOnly, toDateWithPrecision } from '@/lib/dateUtils';
 import { useUnitPreferences } from '@/hooks/useUnitPreferences';
 import { useManufacturers, useRideModels, useParks } from '@/hooks/useAutocompleteData';
@@ -34,6 +36,10 @@ import { ParkForm } from './ParkForm';
 import { TechnicalSpecsEditor, validateTechnicalSpecs } from './editors/TechnicalSpecsEditor';
 import { CoasterStatsEditor, validateCoasterStats } from './editors/CoasterStatsEditor';
 import { FormerNamesEditor } from './editors/FormerNamesEditor';
+import { SubmissionHelpDialog } from '@/components/help/SubmissionHelpDialog';
+import { TerminologyDialog } from '@/components/help/TerminologyDialog';
+import { TermTooltip } from '@/components/ui/term-tooltip';
+import { fieldHints } from '@/lib/enhancedValidation';
 import { 
   convertValueToMetric,
   convertValueFromMetric,
@@ -227,9 +233,9 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
       ride_sub_type: initialData?.ride_sub_type || '',
       status: initialData?.status || 'operating' as const, // Store DB value directly
       opening_date: initialData?.opening_date || undefined,
-      opening_date_precision: initialData?.opening_date_precision || 'day',
+      opening_date_precision: initialData?.opening_date_precision || 'exact',
       closing_date: initialData?.closing_date || undefined,
-      closing_date_precision: initialData?.closing_date_precision || 'day',
+      closing_date_precision: initialData?.closing_date_precision || 'exact',
       // Convert metric values to user's preferred unit for display
       height_requirement: initialData?.height_requirement 
         ? convertValueFromMetric(initialData.height_requirement, getDisplayUnit('cm', measurementSystem), 'cm') 
@@ -355,14 +361,14 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
       // Pass clean data to parent with extended fields
       await onSubmit(metricData);
       
-      toast({
-        title: isEditing ? "Ride Updated" : "Submission Sent",
-        description: isEditing 
-          ? "The ride information has been updated successfully."
-          : tempNewManufacturer 
-            ? "Ride, manufacturer, and model submitted for review"
-            : "Ride submitted for review"
-      });
+      // Show success toast
+      if (isModerator()) {
+        formToasts.success.moderatorApproval('Ride', data.name);
+      } else if (isEditing) {
+        formToasts.success.update('Ride', data.name);
+      } else {
+        formToasts.success.create('Ride', data.name);
+      }
     } catch (error: unknown) {
       handleError(error, {
         action: isEditing ? 'Update Ride' : 'Create Ride',
@@ -373,6 +379,9 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
         }
       });
       
+      // Show error toast
+      formToasts.error.generic(getErrorMessage(error));
+      
       // Re-throw so parent can handle modal closing
       throw error;
     } finally {
@@ -381,15 +390,22 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
   };
 
   return (
-    <Card className="w-full max-w-4xl mx-auto">
-      <CardHeader>
-        <CardTitle className="flex items-center gap-2">
-          <Zap className="w-5 h-5" />
-          {isEditing ? 'Edit Ride' : 'Create New Ride'}
-        </CardTitle>
-      </CardHeader>
-      <CardContent>
-        <form onSubmit={handleSubmit(handleFormSubmit)} className="space-y-6">
+    <TooltipProvider>
+      <Card className="w-full max-w-4xl mx-auto">
+        <CardHeader>
+          <div className="flex items-center justify-between">
+            <CardTitle className="flex items-center gap-2">
+              <Zap className="w-5 h-5" />
+              {isEditing ? 'Edit Ride' : 'Create New Ride'}
+            </CardTitle>
+            <div className="flex gap-2">
+              <TerminologyDialog />
+              <SubmissionHelpDialog type="ride" variant="icon" />
+            </div>
+          </div>
+        </CardHeader>
+        <CardContent>
+          <form onSubmit={handleSubmit(handleFormSubmit)} className="space-y-6">
           {/* Basic Information */}
           <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
             <div className="space-y-2">
@@ -529,6 +545,10 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                   ))}
                 </SelectContent>
               </Select>
+              <div className="flex items-start gap-2 text-xs text-muted-foreground">
+                <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+                <p>Primary ride type. Choose roller coaster for any coaster, flat ride for spinners/swings, water ride for flumes/rapids.</p>
+              </div>
               {errors.category && (
                 <p className="text-sm text-destructive">{errors.category.message}</p>
               )}
@@ -541,6 +561,10 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 {...register('ride_sub_type')}
                 placeholder="e.g. Inverted Coaster, Log Flume"
               />
+              <div className="flex items-start gap-2 text-xs text-muted-foreground">
+                <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+                <p>Specific type within category (e.g., "Inverted Coaster", "Flume").</p>
+              </div>
             </div>
 
             <div className="space-y-2">
@@ -563,6 +587,10 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                   })}
                 </SelectContent>
               </Select>
+              <div className="flex items-start gap-2 text-xs text-muted-foreground">
+                <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+                <p>Current state. Use "Relocated" if moved to another park.</p>
+              </div>
               {errors.status && (
                 <p className="text-sm text-destructive">{errors.status.message}</p>
               )}
@@ -572,6 +600,10 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
           {/* Manufacturer & Model Selection */}
           <div className="space-y-4">
             <h3 className="text-lg font-semibold">Manufacturer & Model</h3>
+            <div className="flex items-start gap-2 text-xs text-muted-foreground mb-3">
+              <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+              <p>The company that built the ride. Model is the specific product line (e.g., "B&M" makes "Inverted Coaster" models).</p>
+            </div>
             
             <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
               {/* Manufacturer Column */}
@@ -711,7 +743,7 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
           <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
             <FlexibleDateInput
               value={watch('opening_date') ? parseDateOnly(watch('opening_date')!) : undefined}
-              precision={(watch('opening_date_precision') as DatePrecision) || 'day'}
+              precision={(watch('opening_date_precision') as DatePrecision) || 'exact'}
               onChange={(date, precision) => {
                 setValue('opening_date', date ? toDateWithPrecision(date, precision) : undefined);
                 setValue('opening_date_precision', precision);
@@ -724,7 +756,7 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
 
             <FlexibleDateInput
               value={watch('closing_date') ? parseDateOnly(watch('closing_date')!) : undefined}
-              precision={(watch('closing_date_precision') as DatePrecision) || 'day'}
+              precision={(watch('closing_date_precision') as DatePrecision) || 'exact'}
               onChange={(date, precision) => {
                 setValue('closing_date', date ? toDateWithPrecision(date, precision) : undefined);
                 setValue('closing_date_precision', precision);
@@ -747,6 +779,7 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 {...register('height_requirement', { setValueAs: (v) => v === "" ? undefined : parseFloat(v) })}
                 placeholder={measurementSystem === 'imperial' ? 'e.g. 47' : 'e.g. 120'}
               />
+              <p className="text-xs text-muted-foreground">{fieldHints.heightRequirement}</p>
             </div>
 
             <div className="space-y-2">
@@ -758,6 +791,10 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 {...register('age_requirement', { setValueAs: (v) => v === "" ? undefined : parseFloat(v) })}
                 placeholder="e.g. 8"
               />
+              <div className="flex items-start gap-2 text-xs text-muted-foreground">
+                <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+                <p>Minimum age in years, if different from height requirement.</p>
+              </div>
             </div>
           </div>
 
@@ -765,6 +802,10 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
           {selectedCategory === 'roller_coaster' && (
             <div className="space-y-4">
               <h3 className="text-lg font-semibold">Roller Coaster Details</h3>
+              <div className="flex items-start gap-2 text-xs text-muted-foreground mb-3">
+                <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+                <p>Specific attributes for roller coasters. Track/support materials help classify hybrid coasters.</p>
+              </div>
               
               <div className="grid grid-cols-1 md:grid-cols-3 gap-6">
                 <div className="space-y-2">
@@ -816,8 +857,16 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 </div>
 
                 <div className="space-y-3">
-                  <Label>Track Material(s)</Label>
-                  <p className="text-sm text-muted-foreground">Select all materials used in the track</p>
+                  <div className="flex items-center gap-2">
+                    <Label>
+                      <TermTooltip term="ibox-track" showIcon={false}>
+                        Track Material(s)
+                      </TermTooltip>
+                    </Label>
+                  </div>
+                  <p className="text-sm text-muted-foreground">
+                    Common: <TermTooltip term="ibox-track" inline>Steel</TermTooltip>, Wood, <TermTooltip term="hybrid-coaster" inline>Hybrid (RMC IBox)</TermTooltip>
+                  </p>
                   <div className="grid grid-cols-2 gap-3">
                     {TRACK_MATERIALS.map((material) => (
                       <div key={material.value} className="flex items-center space-x-2">
@@ -842,8 +891,12 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 </div>
 
                 <div className="space-y-3">
-                  <Label>Support Material(s)</Label>
-                  <p className="text-sm text-muted-foreground">Select all materials used in the supports</p>
+                  <div className="flex items-center gap-2">
+                    <Label>Support Material(s)</Label>
+                  </div>
+                  <p className="text-sm text-muted-foreground">
+                    Materials used for support structure (can differ from track)
+                  </p>
                   <div className="grid grid-cols-2 gap-3">
                     {SUPPORT_MATERIALS.map((material) => (
                       <div key={material.value} className="flex items-center space-x-2">
@@ -868,8 +921,16 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 </div>
 
                 <div className="space-y-3">
-                  <Label>Propulsion Method(s)</Label>
-                  <p className="text-sm text-muted-foreground">Select all propulsion methods used</p>
+                  <div className="flex items-center gap-2">
+                    <Label>
+                      <TermTooltip term="lsm" showIcon={false}>
+                        Propulsion Method(s)
+                      </TermTooltip>
+                    </Label>
+                  </div>
+                  <p className="text-sm text-muted-foreground">
+                    Common: <TermTooltip term="lsm" inline>LSM Launch</TermTooltip>, <TermTooltip term="chain-lift" inline>Chain Lift</TermTooltip>, <TermTooltip term="hydraulic-launch" inline>Hydraulic Launch</TermTooltip>
+                  </p>
                   <div className="grid grid-cols-2 gap-3">
                     {PROPULSION_METHODS.map((method) => (
                       <div key={method.value} className="flex items-center space-x-2">
@@ -1310,6 +1371,7 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                   {...register('capacity_per_hour', { setValueAs: (v) => v === "" ? undefined : parseFloat(v) })}
                   placeholder="e.g. 1200"
                 />
+                <p className="text-xs text-muted-foreground">{fieldHints.capacity}</p>
               </div>
 
               <div className="space-y-2">
@@ -1321,6 +1383,7 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                   {...register('duration_seconds', { setValueAs: (v) => v === "" ? undefined : parseFloat(v) })}
                   placeholder="e.g. 180"
                 />
+                <p className="text-xs text-muted-foreground">{fieldHints.duration}</p>
               </div>
 
               <div className="space-y-2">
@@ -1333,6 +1396,7 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                   {...register('max_speed_kmh', { setValueAs: (v) => v === "" ? undefined : parseFloat(v) })}
                   placeholder={measurementSystem === 'imperial' ? 'e.g. 50' : 'e.g. 80.5'}
                 />
+                <p className="text-xs text-muted-foreground">{fieldHints.speed}</p>
               </div>
 
               <div className="space-y-2">
@@ -1368,6 +1432,7 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                   {...register('inversions', { setValueAs: (v) => v === "" ? undefined : parseFloat(v) })}
                   placeholder="e.g. 7"
                 />
+                <p className="text-xs text-muted-foreground">{fieldHints.inversions}</p>
               </div>
             </div>
           </div>
@@ -1421,7 +1486,7 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 placeholder="https://example.com/article"
               />
               <p className="text-xs text-muted-foreground">
-                Where did you find this information? (e.g., official website, news article, press release)
+                {fieldHints.sourceUrl}
               </p>
               {errors.source_url && (
                 <p className="text-sm text-destructive">{errors.source_url.message}</p>
@@ -1443,7 +1508,7 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
                 maxLength={1000}
               />
               <p className="text-xs text-muted-foreground">
-                {watch('submission_notes')?.length || 0}/1000 characters
+                {fieldHints.submissionNotes} ({watch('submission_notes')?.length || 0}/1000 characters)
               </p>
               {errors.submission_notes && (
                 <p className="text-sm text-destructive">{errors.submission_notes.message}</p>
@@ -1574,5 +1639,6 @@ export function RideForm({ onSubmit, onCancel, initialData, isEditing = false }:
         </Dialog>
       </CardContent>
     </Card>
+    </TooltipProvider>
   );
 }

src/components/admin/RideModelForm.tsx

@@ -6,7 +6,8 @@ import { Button } from '@/components/ui/button';
 import type { RideModelTechnicalSpec } from '@/types/database';
 import { getErrorMessage } from '@/lib/errorHandler';
 import { handleError } from '@/lib/errorHandler';
-import { toast } from 'sonner';
+import { toast } from '@/hooks/use-toast';
+import { formToasts } from '@/lib/formToasts';
 import { Input } from '@/components/ui/input';
 import { Textarea } from '@/components/ui/textarea';
 import { Label } from '@/components/ui/label';
@@ -112,12 +113,21 @@ export function RideModelForm({
         manufacturer_id: manufacturerId,
         _technical_specifications: technicalSpecs
       });
-      toast.success('Ride model submitted for review');
+      
+      // Show success toast
+      if (initialData?.id) {
+        formToasts.success.update('Ride Model', data.name);
+      } else {
+        formToasts.success.create('Ride Model', data.name);
+      }
     } catch (error: unknown) {
       handleError(error, {
         action: initialData?.id ? 'Update Ride Model' : 'Create Ride Model'
       });
       
+      // Show error toast
+      formToasts.error.generic(getErrorMessage(error));
+      
       // Re-throw so parent can handle modal closing
       throw error;
     } finally {

src/components/admin/editors/TechnicalSpecsEditor.tsx

@@ -1,12 +1,14 @@
-import { Plus, Trash2 } from "lucide-react";
+import { Plus, Trash2, HelpCircle } from "lucide-react";
 import { useState } from "react";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select";
 import { Card } from "@/components/ui/card";
+import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from "@/components/ui/tooltip";
 import { useUnitPreferences } from "@/hooks/useUnitPreferences";
 import { toast } from "sonner";
+import { fieldHints } from "@/lib/enhancedValidation";
 import { 
   convertValueToMetric, 
   convertValueFromMetric, 
@@ -126,14 +128,25 @@ export function TechnicalSpecsEditor({
   };
 
   return (
-    <div className="space-y-4">
-      <div className="flex items-center justify-between">
-        <Label>Technical Specifications</Label>
-        <Button type="button" variant="outline" size="sm" onClick={addSpec}>
-          <Plus className="h-4 w-4 mr-2" />
-          Add Specification
-        </Button>
-      </div>
+    <TooltipProvider>
+      <div className="space-y-4">
+        <div className="flex items-center justify-between">
+          <div className="flex items-center gap-2">
+            <Label>Technical Specifications</Label>
+            <Tooltip>
+              <TooltipTrigger asChild>
+                <HelpCircle className="h-4 w-4 text-muted-foreground cursor-help" />
+              </TooltipTrigger>
+              <TooltipContent className="max-w-xs">
+                <p>Add custom specifications like track material (Steel, Wood), propulsion method (LSM Launch, Chain Lift), train type, etc. Use metric units only.</p>
+              </TooltipContent>
+            </Tooltip>
+          </div>
+          <Button type="button" variant="outline" size="sm" onClick={addSpec}>
+            <Plus className="h-4 w-4 mr-2" />
+            Add Specification
+          </Button>
+        </div>
 
       {specs.length === 0 ? (
         <Card className="p-6 text-center text-muted-foreground">
@@ -145,7 +158,24 @@ export function TechnicalSpecsEditor({
             <Card key={index} className="p-4">
               <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-6 gap-3">
                 <div className="lg:col-span-2">
-                  <Label className="text-xs">Specification Name</Label>
+                  <div className="flex items-center gap-1">
+                    <Label className="text-xs">Specification Name</Label>
+                    <Tooltip>
+                      <TooltipTrigger asChild>
+                        <HelpCircle className="h-3 w-3 text-muted-foreground cursor-help" />
+                      </TooltipTrigger>
+                      <TooltipContent className="max-w-xs">
+                        <p className="font-semibold mb-1">Examples:</p>
+                        <ul className="text-xs space-y-1">
+                          <li>• Track Material (Steel/Wood)</li>
+                          <li>• Propulsion Method (LSM Launch, Chain Lift)</li>
+                          <li>• Train Type (Sit-down, Inverted)</li>
+                          <li>• Restraint System (Lap bar, OTSR)</li>
+                          <li>• Launch Speed (km/h)</li>
+                        </ul>
+                      </TooltipContent>
+                    </Tooltip>
+                  </div>
                   <Input
                     value={spec.spec_name}
                     onChange={(e) => updateSpec(index, 'spec_name', e.target.value)}
@@ -189,7 +219,22 @@ export function TechnicalSpecsEditor({
                 </div>
 
                 <div>
-                  <Label className="text-xs">Type</Label>
+                  <div className="flex items-center gap-1">
+                    <Label className="text-xs">Type</Label>
+                    <Tooltip>
+                      <TooltipTrigger asChild>
+                        <HelpCircle className="h-3 w-3 text-muted-foreground cursor-help" />
+                      </TooltipTrigger>
+                      <TooltipContent className="max-w-xs">
+                        <ul className="text-xs space-y-1">
+                          <li>• <strong>Text:</strong> Material names, methods (e.g., "Steel", "LSM Launch")</li>
+                          <li>• <strong>Number:</strong> Measurements with units (e.g., speed, length)</li>
+                          <li>• <strong>Yes/No:</strong> Features (e.g., "Has VR")</li>
+                          <li>• <strong>Date:</strong> Installation dates</li>
+                        </ul>
+                      </TooltipContent>
+                    </Tooltip>
+                  </div>
                   <Select
                     value={spec.spec_type}
                     onValueChange={(value) => updateSpec(index, 'spec_type', value)}
@@ -225,7 +270,23 @@ export function TechnicalSpecsEditor({
 
                 <div className="flex items-end gap-2">
                   <div className="flex-1">
-                    <Label className="text-xs">Unit</Label>
+                    <div className="flex items-center gap-1">
+                      <Label className="text-xs">Unit</Label>
+                      <Tooltip>
+                        <TooltipTrigger asChild>
+                          <HelpCircle className="h-3 w-3 text-muted-foreground cursor-help" />
+                        </TooltipTrigger>
+                        <TooltipContent className="max-w-xs">
+                          <p className="font-semibold mb-1">Metric units only:</p>
+                          <ul className="text-xs space-y-1">
+                            <li>• Speed: km/h (not mph)</li>
+                            <li>• Distance: m, km, cm (not ft, mi, in)</li>
+                            <li>• Weight: kg, g (not lb, oz)</li>
+                            <li>• Leave empty for text values</li>
+                          </ul>
+                        </TooltipContent>
+                      </Tooltip>
+                    </div>
                     <Input
                       value={spec.unit || ''}
                       onChange={(e) => updateSpec(index, 'unit', e.target.value)}
@@ -257,7 +318,8 @@ export function TechnicalSpecsEditor({
           ))}
         </div>
       )}
-    </div>
+      </div>
+    </TooltipProvider>
   );
 }
 

src/components/analytics/AnalyticsWrapper.tsx

@@ -29,6 +29,11 @@ class AnalyticsErrorBoundary extends Component<
 }
 
 export function AnalyticsWrapper() {
+  // Disable analytics in development to reduce console noise
+  if (import.meta.env.DEV) {
+    return null;
+  }
+
   return (
     <AnalyticsErrorBoundary>
       <Analytics />

src/components/examples/FormFieldWrapperDemo.tsx

@@ -0,0 +1,278 @@
+/**
+ * FormFieldWrapper Live Demo
+ * 
+ * This component demonstrates the FormFieldWrapper in action
+ * You can view this by navigating to /examples/form-field-wrapper
+ */
+
+import { useForm } from 'react-hook-form';
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
+import { Button } from '@/components/ui/button';
+import { FormFieldWrapper, formFieldPresets } from '@/components/ui/form-field-wrapper';
+import { TooltipProvider } from '@/components/ui/tooltip';
+import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
+
+export function FormFieldWrapperDemo() {
+  const { register, formState: { errors }, watch, handleSubmit } = useForm();
+  
+  const onSubmit = (data: any) => {
+    console.log('Form submitted:', data);
+    alert('Check console for form data');
+  };
+  
+  return (
+    <TooltipProvider>
+      <div className="container mx-auto py-8 max-w-4xl">
+        <Card>
+          <CardHeader>
+            <CardTitle>FormFieldWrapper Demo</CardTitle>
+            <CardDescription>
+              Interactive demonstration of the unified form field component
+            </CardDescription>
+          </CardHeader>
+          <CardContent>
+            <Tabs defaultValue="basic">
+              <TabsList className="grid w-full grid-cols-4">
+                <TabsTrigger value="basic">Basic</TabsTrigger>
+                <TabsTrigger value="terminology">Terminology</TabsTrigger>
+                <TabsTrigger value="presets">Presets</TabsTrigger>
+                <TabsTrigger value="advanced">Advanced</TabsTrigger>
+              </TabsList>
+              
+              <form onSubmit={handleSubmit(onSubmit)} className="space-y-6 mt-6">
+                {/* Basic Examples */}
+                <TabsContent value="basic" className="space-y-6">
+                  <div className="space-y-4">
+                    <h3 className="text-lg font-semibold">Basic Field Types</h3>
+                    <p className="text-sm text-muted-foreground">
+                      These fields automatically show appropriate hints and validation
+                    </p>
+                    
+                    <FormFieldWrapper
+                      id="website_url"
+                      label="Website URL"
+                      fieldType="url"
+                      error={errors.website_url?.message as string}
+                      inputProps={{
+                        ...register('website_url'),
+                        placeholder: "https://example.com"
+                      }}
+                    />
+                    
+                    <FormFieldWrapper
+                      id="email"
+                      label="Email Address"
+                      fieldType="email"
+                      required
+                      error={errors.email?.message as string}
+                      inputProps={{
+                        ...register('email', { required: 'Email is required' }),
+                        placeholder: "contact@example.com"
+                      }}
+                    />
+                    
+                    <FormFieldWrapper
+                      id="phone"
+                      label="Phone Number"
+                      fieldType="phone"
+                      error={errors.phone?.message as string}
+                      inputProps={{
+                        ...register('phone'),
+                        placeholder: "+1 (555) 123-4567"
+                      }}
+                    />
+                  </div>
+                </TabsContent>
+                
+                {/* Terminology Examples */}
+                <TabsContent value="terminology" className="space-y-6">
+                  <div className="space-y-4">
+                    <h3 className="text-lg font-semibold">Fields with Terminology</h3>
+                    <p className="text-sm text-muted-foreground">
+                      Hover over labels with icons to see terminology definitions
+                    </p>
+                    
+                    <FormFieldWrapper
+                      id="inversions"
+                      label="Inversions"
+                      fieldType="inversions"
+                      termKey="inversion"
+                      error={errors.inversions?.message as string}
+                      inputProps={{
+                        ...register('inversions'),
+                        type: "number",
+                        min: 0,
+                        placeholder: "e.g. 7"
+                      }}
+                    />
+                    
+                    <FormFieldWrapper
+                      id="max_speed"
+                      label="Max Speed (km/h)"
+                      fieldType="speed"
+                      termKey="kilometers-per-hour"
+                      error={errors.max_speed?.message as string}
+                      inputProps={{
+                        ...register('max_speed'),
+                        type: "number",
+                        min: 0,
+                        step: 0.1,
+                        placeholder: "e.g. 193"
+                      }}
+                    />
+                    
+                    <FormFieldWrapper
+                      id="max_height"
+                      label="Max Height (meters)"
+                      fieldType="height"
+                      termKey="meters"
+                      error={errors.max_height?.message as string}
+                      inputProps={{
+                        ...register('max_height'),
+                        type: "number",
+                        min: 0,
+                        step: 0.1,
+                        placeholder: "e.g. 94"
+                      }}
+                    />
+                  </div>
+                </TabsContent>
+                
+                {/* Preset Examples */}
+                <TabsContent value="presets" className="space-y-6">
+                  <div className="space-y-4">
+                    <h3 className="text-lg font-semibold">Using Presets</h3>
+                    <p className="text-sm text-muted-foreground">
+                      Common field configurations with one-line setup
+                    </p>
+                    
+                    <FormFieldWrapper
+                      {...formFieldPresets.sourceUrl({})}
+                      id="source_url"
+                      error={errors.source_url?.message as string}
+                      inputProps={{
+                        ...register('source_url'),
+                        placeholder: "https://source.com/article"
+                      }}
+                    />
+                    
+                    <FormFieldWrapper
+                      {...formFieldPresets.heightRequirement({})}
+                      id="height_requirement"
+                      error={errors.height_requirement?.message as string}
+                      inputProps={{
+                        ...register('height_requirement'),
+                        type: "number",
+                        min: 0,
+                        placeholder: "122"
+                      }}
+                    />
+                    
+                    <FormFieldWrapper
+                      {...formFieldPresets.capacity({})}
+                      id="capacity"
+                      error={errors.capacity?.message as string}
+                      inputProps={{
+                        ...register('capacity'),
+                        type: "number",
+                        min: 0,
+                        placeholder: "1200"
+                      }}
+                    />
+                  </div>
+                </TabsContent>
+                
+                {/* Advanced Examples */}
+                <TabsContent value="advanced" className="space-y-6">
+                  <div className="space-y-4">
+                    <h3 className="text-lg font-semibold">Advanced Features</h3>
+                    <p className="text-sm text-muted-foreground">
+                      Textareas, character counting, and custom hints
+                    </p>
+                    
+                    <FormFieldWrapper
+                      {...formFieldPresets.submissionNotes({})}
+                      id="submission_notes"
+                      value={watch('submission_notes')}
+                      error={errors.submission_notes?.message as string}
+                      textareaProps={{
+                        ...register('submission_notes', {
+                          maxLength: { value: 1000, message: 'Maximum 1000 characters' }
+                        }),
+                        placeholder: "Add context for moderators...",
+                        rows: 4
+                      }}
+                    />
+                    
+                    <FormFieldWrapper
+                      id="custom_field"
+                      label="Custom Field with Override"
+                      fieldType="text"
+                      hint="This is a custom hint that overrides any automatic hint"
+                      error={errors.custom_field?.message as string}
+                      inputProps={{
+                        ...register('custom_field'),
+                        placeholder: "Enter custom value"
+                      }}
+                    />
+                    
+                    <FormFieldWrapper
+                      id="no_hint_field"
+                      label="Field Without Hint"
+                      fieldType="url"
+                      hideHint
+                      error={errors.no_hint_field?.message as string}
+                      inputProps={{
+                        ...register('no_hint_field'),
+                        placeholder: "https://"
+                      }}
+                    />
+                  </div>
+                </TabsContent>
+                
+                <Button type="submit" className="w-full">
+                  Submit Form (Check Console)
+                </Button>
+              </form>
+            </Tabs>
+          </CardContent>
+        </Card>
+        
+        {/* Benefits Card */}
+        <Card className="mt-6">
+          <CardHeader>
+            <CardTitle>Benefits</CardTitle>
+          </CardHeader>
+          <CardContent>
+            <ul className="space-y-2 text-sm">
+              <li className="flex items-start gap-2">
+                <span className="text-green-500">✓</span>
+                <span><strong>Consistency:</strong> All fields follow the same structure and styling</span>
+              </li>
+              <li className="flex items-start gap-2">
+                <span className="text-green-500">✓</span>
+                <span><strong>Less Code:</strong> ~50% reduction in form field boilerplate</span>
+              </li>
+              <li className="flex items-start gap-2">
+                <span className="text-green-500">✓</span>
+                <span><strong>Smart Defaults:</strong> Automatic hints based on field type</span>
+              </li>
+              <li className="flex items-start gap-2">
+                <span className="text-green-500">✓</span>
+                <span><strong>Built-in Terminology:</strong> Hover tooltips for technical terms</span>
+              </li>
+              <li className="flex items-start gap-2">
+                <span className="text-green-500">✓</span>
+                <span><strong>Easy Updates:</strong> Change hints in one place, updates everywhere</span>
+              </li>
+              <li className="flex items-start gap-2">
+                <span className="text-green-500">✓</span>
+                <span><strong>Type Safety:</strong> TypeScript ensures correct usage</span>
+              </li>
+            </ul>
+          </CardContent>
+        </Card>
+      </div>
+    </TooltipProvider>
+  );
+}

src/components/filters/TimeZoneIndependentDateRangePicker.tsx

@@ -102,11 +102,11 @@ export function TimeZoneIndependentDateRangePicker({
     if (!fromDate && !toDate) return null;
     
     if (fromDate && toDate) {
-      return `${formatDateDisplay(fromDate, 'day')} - ${formatDateDisplay(toDate, 'day')}`;
+      return `${formatDateDisplay(fromDate, 'exact')} - ${formatDateDisplay(toDate, 'exact')}`;
     } else if (fromDate) {
-      return `From ${formatDateDisplay(fromDate, 'day')}`;
+      return `From ${formatDateDisplay(fromDate, 'exact')}`;
     } else if (toDate) {
-      return `Until ${formatDateDisplay(toDate, 'day')}`;
+      return `Until ${formatDateDisplay(toDate, 'exact')}`;
     }
     
     return null;

src/components/help/SubmissionHelpDialog.tsx

@@ -0,0 +1,385 @@
+import { HelpCircle } from "lucide-react";
+import { Button } from "@/components/ui/button";
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogHeader,
+  DialogTitle,
+  DialogTrigger,
+} from "@/components/ui/dialog";
+import {
+  Accordion,
+  AccordionContent,
+  AccordionItem,
+  AccordionTrigger,
+} from "@/components/ui/accordion";
+import { Badge } from "@/components/ui/badge";
+import { ScrollArea } from "@/components/ui/scroll-area";
+
+interface SubmissionHelpDialogProps {
+  type: 'park' | 'ride';
+  variant?: 'button' | 'icon';
+}
+
+export function SubmissionHelpDialog({ type, variant = 'button' }: SubmissionHelpDialogProps) {
+  return (
+    <Dialog>
+      <DialogTrigger asChild>
+        {variant === 'button' ? (
+          <Button type="button" variant="outline" size="sm">
+            <HelpCircle className="h-4 w-4 mr-2" />
+            Submission Guide
+          </Button>
+        ) : (
+          <Button type="button" variant="ghost" size="icon">
+            <HelpCircle className="h-5 w-5" />
+          </Button>
+        )}
+      </DialogTrigger>
+      <DialogContent className="max-w-3xl max-h-[90vh]">
+        <DialogHeader>
+          <DialogTitle>
+            {type === 'park' ? 'Park' : 'Ride'} Submission Guide
+          </DialogTitle>
+          <DialogDescription>
+            Everything you need to know about submitting {type === 'park' ? 'parks' : 'rides'} to ThrillWiki
+          </DialogDescription>
+        </DialogHeader>
+        
+        <ScrollArea className="h-[60vh] pr-4">
+          <Accordion type="multiple" className="w-full">
+            {/* Date Precision */}
+            <AccordionItem value="date-precision">
+              <AccordionTrigger>Date Precision Options</AccordionTrigger>
+              <AccordionContent className="space-y-3">
+                <p className="text-sm text-muted-foreground">
+                  Choose how precise your date information is. This helps maintain accuracy when exact dates aren't known.
+                </p>
+                
+                <div className="space-y-2">
+                  <div className="border-l-2 border-primary pl-3">
+                    <p className="font-semibold text-sm">Exact Day</p>
+                    <p className="text-xs text-muted-foreground">Use when you know the specific date (e.g., June 15, 2010)</p>
+                    <Badge variant="secondary" className="text-xs mt-1">Example: Opening day announcement</Badge>
+                  </div>
+                  
+                  <div className="border-l-2 border-primary pl-3">
+                    <p className="font-semibold text-sm">Month & Year</p>
+                    <p className="text-xs text-muted-foreground">Use when you only know the month (e.g., June 2010)</p>
+                    <Badge variant="secondary" className="text-xs mt-1">Example: "Opened in summer 2010"</Badge>
+                  </div>
+                  
+                  <div className="border-l-2 border-primary pl-3">
+                    <p className="font-semibold text-sm">Year Only</p>
+                    <p className="text-xs text-muted-foreground">Use when you only know the year (e.g., 2010)</p>
+                    <Badge variant="secondary" className="text-xs mt-1">Example: Historical records show "1985"</Badge>
+                  </div>
+                  
+                  <div className="border-l-2 border-primary pl-3">
+                    <p className="font-semibold text-sm">Decade</p>
+                    <p className="text-xs text-muted-foreground">Use for events in a general decade (e.g., 1980s)</p>
+                    <Badge variant="secondary" className="text-xs mt-1">Example: "Built in the early 1970s"</Badge>
+                  </div>
+                  
+                  <div className="border-l-2 border-primary pl-3">
+                    <p className="font-semibold text-sm">Century</p>
+                    <p className="text-xs text-muted-foreground">Use for very old dates spanning a century</p>
+                    <Badge variant="secondary" className="text-xs mt-1">Example: "19th century fairground"</Badge>
+                  </div>
+                  
+                  <div className="border-l-2 border-primary pl-3">
+                    <p className="font-semibold text-sm">Approximate</p>
+                    <p className="text-xs text-muted-foreground">Use when the date is uncertain or estimated</p>
+                    <Badge variant="secondary" className="text-xs mt-1">Example: "circa 2005"</Badge>
+                  </div>
+                </div>
+              </AccordionContent>
+            </AccordionItem>
+
+            {type === 'park' && (
+              <>
+                {/* Park Types */}
+                <AccordionItem value="park-types">
+                  <AccordionTrigger>Park Types Explained</AccordionTrigger>
+                  <AccordionContent className="space-y-3">
+                    <div className="space-y-2">
+                      <div className="border-l-2 border-primary pl-3">
+                        <p className="font-semibold text-sm">Theme Park</p>
+                        <p className="text-xs text-muted-foreground">Has distinct themed areas with immersive experiences and storytelling</p>
+                        <Badge variant="secondary" className="text-xs mt-1">Examples: Disneyland, Universal Studios</Badge>
+                      </div>
+                      
+                      <div className="border-l-2 border-primary pl-3">
+                        <p className="font-semibold text-sm">Amusement Park</p>
+                        <p className="text-xs text-muted-foreground">Focuses on rides and attractions without heavy theming</p>
+                        <Badge variant="secondary" className="text-xs mt-1">Examples: Cedar Point, Six Flags</Badge>
+                      </div>
+                      
+                      <div className="border-l-2 border-primary pl-3">
+                        <p className="font-semibold text-sm">Water Park</p>
+                        <p className="text-xs text-muted-foreground">Water-based attractions like slides, wave pools, lazy rivers</p>
+                        <Badge variant="secondary" className="text-xs mt-1">Examples: Schlitterbahn, Aquatica</Badge>
+                      </div>
+                      
+                      <div className="border-l-2 border-primary pl-3">
+                        <p className="font-semibold text-sm">Family Entertainment Center</p>
+                        <p className="text-xs text-muted-foreground">Indoor facilities with arcade games, mini golf, go-karts</p>
+                        <Badge variant="secondary" className="text-xs mt-1">Examples: Chuck E. Cheese, Dave & Buster's</Badge>
+                      </div>
+                    </div>
+                  </AccordionContent>
+                </AccordionItem>
+
+                {/* Operator vs Owner */}
+                <AccordionItem value="operator-owner">
+                  <AccordionTrigger>Operator vs. Property Owner</AccordionTrigger>
+                  <AccordionContent className="space-y-3">
+                    <div className="space-y-2">
+                      <div className="border-l-2 border-green-500 pl-3">
+                        <p className="font-semibold text-sm">Operator</p>
+                        <p className="text-xs text-muted-foreground">
+                          The company that runs day-to-day operations, manages staff, and operates the park
+                        </p>
+                        <Badge variant="secondary" className="text-xs mt-1">Example: Six Flags operates many parks</Badge>
+                      </div>
+                      
+                      <div className="border-l-2 border-blue-500 pl-3">
+                        <p className="font-semibold text-sm">Property Owner</p>
+                        <p className="text-xs text-muted-foreground">
+                          The entity that owns the land and physical property
+                        </p>
+                        <Badge variant="secondary" className="text-xs mt-1">Example: Real estate investment company</Badge>
+                      </div>
+                      
+                      <div className="bg-muted p-3 rounded-md mt-3">
+                        <p className="font-semibold text-sm mb-1">💡 Pro Tip</p>
+                        <p className="text-xs text-muted-foreground">
+                          Often the operator and owner are the same company (check the "Operator is also the property owner" box). 
+                          But sometimes they're different - for example, a park might lease land from a property owner.
+                        </p>
+                      </div>
+                    </div>
+                  </AccordionContent>
+                </AccordionItem>
+              </>
+            )}
+
+            {type === 'ride' && (
+              <>
+                {/* Ride Categories */}
+                <AccordionItem value="ride-categories">
+                  <AccordionTrigger>Ride Categories</AccordionTrigger>
+                  <AccordionContent className="space-y-3">
+                    <div className="space-y-2">
+                      <div className="border-l-2 border-primary pl-3">
+                        <p className="font-semibold text-sm">Roller Coaster</p>
+                        <p className="text-xs text-muted-foreground">Any type of coaster with a track and gravity-based movement</p>
+                        <Badge variant="secondary" className="text-xs mt-1">Includes: Steel, Wood, Inverted, Flying</Badge>
+                      </div>
+                      
+                      <div className="border-l-2 border-primary pl-3">
+                        <p className="font-semibold text-sm">Flat Ride</p>
+                        <p className="text-xs text-muted-foreground">Spinning, swinging, or rotating rides at ground level</p>
+                        <Badge variant="secondary" className="text-xs mt-1">Examples: Tilt-A-Whirl, Scrambler, Top Spin</Badge>
+                      </div>
+                      
+                      <div className="border-l-2 border-primary pl-3">
+                        <p className="font-semibold text-sm">Water Ride</p>
+                        <p className="text-xs text-muted-foreground">Rides involving water, splashing, or getting wet</p>
+                        <Badge variant="secondary" className="text-xs mt-1">Examples: Log Flume, River Rapids, Shoot-the-Chute</Badge>
+                      </div>
+                      
+                      <div className="border-l-2 border-primary pl-3">
+                        <p className="font-semibold text-sm">Dark Ride</p>
+                        <p className="text-xs text-muted-foreground">Indoor rides with controlled lighting and theming</p>
+                        <Badge variant="secondary" className="text-xs mt-1">Examples: Haunted Mansion, Pirates of the Caribbean</Badge>
+                      </div>
+                    </div>
+                  </AccordionContent>
+                </AccordionItem>
+
+                {/* Manufacturer vs Designer */}
+                <AccordionItem value="manufacturer-designer">
+                  <AccordionTrigger>Manufacturer vs. Designer</AccordionTrigger>
+                  <AccordionContent className="space-y-3">
+                    <div className="space-y-2">
+                      <div className="border-l-2 border-green-500 pl-3">
+                        <p className="font-semibold text-sm">Manufacturer</p>
+                        <p className="text-xs text-muted-foreground">
+                          The company that physically built and engineered the ride
+                        </p>
+                        <Badge variant="secondary" className="text-xs mt-1">Examples: Intamin, B&M, Vekoma, RMC</Badge>
+                      </div>
+                      
+                      <div className="border-l-2 border-blue-500 pl-3">
+                        <p className="font-semibold text-sm">Designer (Optional)</p>
+                        <p className="text-xs text-muted-foreground">
+                          The design firm or consultant that created the ride concept and layout
+                        </p>
+                        <Badge variant="secondary" className="text-xs mt-1">Examples: Werner Stengel, Ride Centerline</Badge>
+                      </div>
+                      
+                      <div className="bg-muted p-3 rounded-md mt-3">
+                        <p className="font-semibold text-sm mb-1">💡 Pro Tip</p>
+                        <p className="text-xs text-muted-foreground">
+                          Most rides only need a manufacturer. Add a designer only if they're notably different 
+                          (e.g., Werner Stengel designed layouts for many B&M coasters).
+                        </p>
+                      </div>
+                    </div>
+                  </AccordionContent>
+                </AccordionItem>
+
+                {/* Technical Specs */}
+                <AccordionItem value="technical-specs">
+                  <AccordionTrigger>Technical Specifications</AccordionTrigger>
+                  <AccordionContent className="space-y-3">
+                    <p className="text-sm text-muted-foreground">
+                      Add custom specifications beyond the standard fields. Use for unique features.
+                    </p>
+                    
+                    <div className="space-y-2">
+                      <div className="border-l-2 border-primary pl-3">
+                        <p className="font-semibold text-sm">Common Spec Examples</p>
+                        <ul className="text-xs text-muted-foreground space-y-1 mt-1">
+                          <li>• Track Material: "Steel" or "Wood"</li>
+                          <li>• Propulsion Method: "LSM Launch", "Chain Lift"</li>
+                          <li>• Train Type: "Sit-down", "Inverted", "Flying"</li>
+                          <li>• Restraint System: "Lap bar", "Over-shoulder"</li>
+                          <li>• Number of Trains: "3"</li>
+                          <li>• Riders per Train: "28"</li>
+                        </ul>
+                      </div>
+                      
+                      <div className="bg-destructive/10 border border-destructive/20 p-3 rounded-md">
+                        <p className="font-semibold text-sm mb-1 text-destructive">⚠️ Important: Metric Units Only</p>
+                        <p className="text-xs text-muted-foreground">
+                          All measurements must use metric units (km/h, m, cm, kg). The system will convert 
+                          them to your preferred units for display. Examples: "km/h" not "mph", "m" not "ft"
+                        </p>
+                      </div>
+                    </div>
+                  </AccordionContent>
+                </AccordionItem>
+              </>
+            )}
+
+            {/* Units and Measurements */}
+            <AccordionItem value="units">
+              <AccordionTrigger>Units and Measurements</AccordionTrigger>
+              <AccordionContent className="space-y-3">
+                <p className="text-sm text-muted-foreground">
+                  ThrillWiki stores all measurements in metric units but displays them in your preferred system.
+                </p>
+                
+                <div className="space-y-2">
+                  <div className="bg-muted p-3 rounded-md">
+                    <p className="font-semibold text-sm mb-2">How It Works</p>
+                    <ol className="text-xs text-muted-foreground space-y-1 list-decimal list-inside">
+                      <li>Enter values in YOUR preferred units (metric or imperial)</li>
+                      <li>System automatically converts to metric for storage</li>
+                      <li>Data displays in each user's preferred unit system</li>
+                    </ol>
+                  </div>
+                  
+                  <div className="border-l-2 border-primary pl-3">
+                    <p className="font-semibold text-sm">Speed</p>
+                    <p className="text-xs text-muted-foreground">Enter in km/h or mph (auto-converts)</p>
+                    <Badge variant="secondary" className="text-xs mt-1">Example: 120 km/h = 74.6 mph</Badge>
+                  </div>
+                  
+                  <div className="border-l-2 border-primary pl-3">
+                    <p className="font-semibold text-sm">Height / Length</p>
+                    <p className="text-xs text-muted-foreground">Enter in meters or feet (auto-converts)</p>
+                    <Badge variant="secondary" className="text-xs mt-1">Example: 50m = 164ft</Badge>
+                  </div>
+                  
+                  <div className="border-l-2 border-primary pl-3">
+                    <p className="font-semibold text-sm">Height Requirement</p>
+                    <p className="text-xs text-muted-foreground">Enter in cm or inches (auto-converts)</p>
+                    <Badge variant="secondary" className="text-xs mt-1">Example: 120cm = 47in</Badge>
+                  </div>
+                </div>
+              </AccordionContent>
+            </AccordionItem>
+
+            {/* Submission Process */}
+            <AccordionItem value="submission-process">
+              <AccordionTrigger>Submission Process</AccordionTrigger>
+              <AccordionContent className="space-y-3">
+                <div className="space-y-3">
+                  <div className="bg-muted p-3 rounded-md">
+                    <p className="font-semibold text-sm mb-2">How Submissions Work</p>
+                    <ol className="text-xs text-muted-foreground space-y-2 list-decimal list-inside">
+                      <li>Fill out the form with accurate information</li>
+                      <li>Your submission goes to a moderation queue</li>
+                      <li>Moderators review for accuracy and completeness</li>
+                      <li>Approved submissions become visible on the site</li>
+                      <li>All changes are versioned - edit history is preserved</li>
+                    </ol>
+                  </div>
+                  
+                  <div className="border-l-2 border-green-500 pl-3">
+                    <p className="font-semibold text-sm text-green-600">✓ Required Fields</p>
+                    <p className="text-xs text-muted-foreground mt-1">
+                      Fields marked with * are required. You cannot submit without completing these.
+                    </p>
+                  </div>
+                  
+                  <div className="border-l-2 border-blue-500 pl-3">
+                    <p className="font-semibold text-sm text-blue-600">Source URL & Notes</p>
+                    <p className="text-xs text-muted-foreground mt-1">
+                      Always provide sources for your information. This helps moderators verify accuracy 
+                      and gives credit to original sources. Include official websites, press releases, or news articles.
+                    </p>
+                  </div>
+                </div>
+              </AccordionContent>
+            </AccordionItem>
+
+            {/* Best Practices */}
+            <AccordionItem value="best-practices">
+              <AccordionTrigger>Best Practices</AccordionTrigger>
+              <AccordionContent className="space-y-3">
+                <div className="space-y-2">
+                  <div className="border-l-2 border-green-500 pl-3">
+                    <p className="font-semibold text-sm">✓ Do</p>
+                    <ul className="text-xs text-muted-foreground space-y-1 mt-1 list-disc list-inside">
+                      <li>Use official names from park/manufacturer sources</li>
+                      <li>Provide accurate dates with appropriate precision</li>
+                      <li>Include source URLs for verification</li>
+                      <li>Add detailed descriptions that help users</li>
+                      <li>Use proper capitalization and spelling</li>
+                      <li>Check if the {type} already exists before creating</li>
+                    </ul>
+                  </div>
+                  
+                  <div className="border-l-2 border-red-500 pl-3">
+                    <p className="font-semibold text-sm text-destructive">✗ Don't</p>
+                    <ul className="text-xs text-muted-foreground space-y-1 mt-1 list-disc list-inside">
+                      <li>Use nicknames or unofficial names</li>
+                      <li>Guess dates - use appropriate precision instead</li>
+                      <li>Submit without sources or verification</li>
+                      <li>Leave descriptions empty or vague</li>
+                      <li>Use all caps or poor formatting</li>
+                      <li>Create duplicates of existing entries</li>
+                    </ul>
+                  </div>
+                  
+                  <div className="bg-blue-50 dark:bg-blue-950 border border-blue-200 dark:border-blue-800 p-3 rounded-md">
+                    <p className="font-semibold text-sm mb-1 text-blue-700 dark:text-blue-300">💡 Quality over Speed</p>
+                    <p className="text-xs text-muted-foreground">
+                      Take your time to ensure accuracy. Well-documented submissions are approved faster 
+                      and help build a reliable database for everyone.
+                    </p>
+                  </div>
+                </div>
+              </AccordionContent>
+            </AccordionItem>
+          </Accordion>
+        </ScrollArea>
+      </DialogContent>
+    </Dialog>
+  );
+}

src/components/help/TerminologyDialog.tsx

@@ -0,0 +1,135 @@
+import { useState } from "react";
+import { BookOpen, Search } from "lucide-react";
+import { Button } from "@/components/ui/button";
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogHeader,
+  DialogTitle,
+  DialogTrigger,
+} from "@/components/ui/dialog";
+import { Input } from "@/components/ui/input";
+import { ScrollArea } from "@/components/ui/scroll-area";
+import { Badge } from "@/components/ui/badge";
+import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
+import { getAllCategories, getTermsByCategory, searchGlossary, type GlossaryTerm } from "@/lib/glossary";
+
+export function TerminologyDialog() {
+  const [open, setOpen] = useState(false);
+  const [searchQuery, setSearchQuery] = useState("");
+  
+  const categories = getAllCategories();
+  const searchResults = searchQuery ? searchGlossary(searchQuery) : [];
+  
+  const renderTermCard = (term: GlossaryTerm) => (
+    <div key={term.term} className="p-4 border rounded-lg space-y-2 hover:bg-muted/50 transition-colors">
+      <div className="flex items-start justify-between gap-2">
+        <h4 className="font-semibold">{term.term}</h4>
+        <Badge variant="secondary" className="text-xs shrink-0">
+          {term.category.replace('-', ' ')}
+        </Badge>
+      </div>
+      <p className="text-sm text-muted-foreground">{term.definition}</p>
+      {term.example && (
+        <p className="text-xs text-muted-foreground italic">
+          <span className="font-medium">Example:</span> {term.example}
+        </p>
+      )}
+      {term.relatedTerms && term.relatedTerms.length > 0 && (
+        <div className="flex flex-wrap gap-1 pt-1">
+          <span className="text-xs text-muted-foreground">Related:</span>
+          {term.relatedTerms.map(rt => (
+            <Badge key={rt} variant="outline" className="text-xs">
+              {rt.replace(/-/g, ' ')}
+            </Badge>
+          ))}
+        </div>
+      )}
+    </div>
+  );
+  
+  return (
+    <Dialog open={open} onOpenChange={setOpen}>
+      <DialogTrigger asChild>
+        <Button variant="outline" size="sm">
+          <BookOpen className="w-4 h-4 mr-2" />
+          Terminology
+        </Button>
+      </DialogTrigger>
+      <DialogContent className="max-w-4xl max-h-[80vh]">
+        <DialogHeader>
+          <DialogTitle>Theme Park Terminology Reference</DialogTitle>
+          <DialogDescription>
+            Quick reference for technical terms, manufacturers, and ride types
+          </DialogDescription>
+        </DialogHeader>
+        
+        <div className="space-y-4">
+          {/* Search */}
+          <div className="relative">
+            <Search className="absolute left-3 top-1/2 transform -translate-y-1/2 w-4 h-4 text-muted-foreground" />
+            <Input
+              placeholder="Search terminology..."
+              value={searchQuery}
+              onChange={(e) => setSearchQuery(e.target.value)}
+              className="pl-9"
+            />
+          </div>
+          
+          {/* Results */}
+          {searchQuery ? (
+            <ScrollArea className="h-[400px]">
+              <div className="space-y-3">
+                {searchResults.length > 0 ? (
+                  searchResults.map(renderTermCard)
+                ) : (
+                  <div className="text-center py-12 text-muted-foreground">
+                    No terms found matching "{searchQuery}"
+                  </div>
+                )}
+              </div>
+            </ScrollArea>
+          ) : (
+            <Tabs defaultValue="manufacturer" className="w-full">
+              <TabsList className="grid w-full grid-cols-4 lg:grid-cols-7">
+                {categories.map(cat => (
+                  <TabsTrigger key={cat} value={cat} className="text-xs">
+                    {cat === 'manufacturer' ? 'Mfg.' : 
+                     cat === 'technology' ? 'Tech' :
+                     cat === 'measurement' ? 'Units' :
+                     cat.charAt(0).toUpperCase() + cat.slice(1).substring(0, 4)}
+                  </TabsTrigger>
+                ))}
+              </TabsList>
+              
+              {categories.map(cat => {
+                const terms = getTermsByCategory(cat);
+                return (
+                  <TabsContent key={cat} value={cat}>
+                    <ScrollArea className="h-[400px]">
+                      <div className="space-y-3 pr-4">
+                        <div className="flex items-center gap-2 pb-2 border-b">
+                          <h3 className="font-semibold capitalize">
+                            {cat.replace('-', ' ')}
+                          </h3>
+                          <Badge variant="secondary">{terms.length} terms</Badge>
+                        </div>
+                        {terms.map(renderTermCard)}
+                      </div>
+                    </ScrollArea>
+                  </TabsContent>
+                );
+              })}
+            </Tabs>
+          )}
+        </div>
+        
+        <div className="flex items-center gap-2 pt-4 border-t text-xs text-muted-foreground">
+          <Badge variant="outline" className="text-xs">Tip</Badge>
+          <span>Hover over underlined terms in forms to see quick definitions</span>
+        </div>
+      </DialogContent>
+    </Dialog>
+  );
+}

src/components/layout/AdminSidebar.tsx

@@ -1,4 +1,4 @@
-import { LayoutDashboard, FileText, Flag, Users, Settings, ArrowLeft, ScrollText, BookOpen, Inbox, Mail, AlertTriangle, Shield, Activity, BarChart } from 'lucide-react';
+import { LayoutDashboard, FileText, Flag, Users, Settings, ArrowLeft, ScrollText, BookOpen, Inbox, Mail, AlertTriangle, Shield, Activity, BarChart, Database } from 'lucide-react';
 import { NavLink } from 'react-router-dom';
 import { useUserRole } from '@/hooks/useUserRole';
 import { useSidebar } from '@/hooks/useSidebar';
@@ -73,6 +73,12 @@ export function AdminSidebar() {
       url: '/admin/database-stats',
       icon: BarChart,
     },
+    {
+      title: 'Database Maintenance',
+      url: '/admin/database-maintenance',
+      icon: Database,
+      visible: isSuperuser, // Only superusers can access
+    },
     {
       title: 'Users',
       url: '/admin/users',
@@ -134,7 +140,7 @@ export function AdminSidebar() {
           <SidebarGroupLabel>Navigation</SidebarGroupLabel>
           <SidebarGroupContent>
             <SidebarMenu>
-              {navItems.map((item) => (
+              {navItems.filter(item => item.visible !== false).map((item) => (
                 <SidebarMenuItem key={item.url}>
                   <SidebarMenuButton asChild tooltip={collapsed ? item.title : undefined}>
                     <NavLink

src/components/layout/PageTransition.tsx

@@ -0,0 +1,34 @@
+import { ReactNode, useEffect, useState } from 'react';
+import { useLocation } from 'react-router-dom';
+
+interface PageTransitionProps {
+  children: ReactNode;
+}
+
+export function PageTransition({ children }: PageTransitionProps) {
+  const location = useLocation();
+  const [displayLocation, setDisplayLocation] = useState(location);
+  const [transitionStage, setTransitionStage] = useState<'fade-in' | 'fade-out'>('fade-in');
+
+  useEffect(() => {
+    if (location !== displayLocation) {
+      setTransitionStage('fade-out');
+    }
+  }, [location, displayLocation]);
+
+  const onAnimationEnd = () => {
+    if (transitionStage === 'fade-out') {
+      setTransitionStage('fade-in');
+      setDisplayLocation(location);
+    }
+  };
+
+  return (
+    <div
+      className={`${transitionStage === 'fade-out' ? 'animate-fade-out' : 'animate-fade-in'}`}
+      onAnimationEnd={onAnimationEnd}
+    >
+      {children}
+    </div>
+  );
+}

src/components/loading/CompanyDetailSkeleton.tsx

@@ -0,0 +1,98 @@
+import { Card, CardContent, CardHeader } from '@/components/ui/card';
+
+export function CompanyDetailSkeleton() {
+  return (
+    <div className="container mx-auto px-4 py-8 max-w-7xl animate-pulse">
+      {/* Breadcrumb */}
+      <div className="h-4 bg-muted rounded w-56 mb-4" />
+      
+      {/* Edit Button Area */}
+      <div className="flex justify-end mb-6">
+        <div className="h-10 bg-muted rounded w-32" />
+      </div>
+
+      {/* Hero Banner */}
+      <div className="aspect-[21/9] bg-muted rounded-lg mb-8" />
+
+      {/* Stats Cards */}
+      <div className="grid grid-cols-2 md:grid-cols-4 gap-4 mb-12 max-w-6xl mx-auto">
+        {[1, 2, 3, 4].map((i) => (
+          <Card key={i} className="border-0 bg-gradient-to-br from-muted/50 to-muted/30">
+            <CardContent className="p-4 text-center">
+              <div className="h-8 bg-muted rounded w-16 mx-auto mb-2" />
+              <div className="h-3 bg-muted rounded w-20 mx-auto" />
+            </CardContent>
+          </Card>
+        ))}
+      </div>
+
+      {/* Tabs */}
+      <div className="flex gap-2 border-b mb-6">
+        {['Overview', 'Rides', 'Models', 'Photos'].map((tab) => (
+          <div key={tab} className="h-10 bg-muted rounded w-20" />
+        ))}
+      </div>
+
+      {/* Content Grid */}
+      <div className="grid lg:grid-cols-3 gap-6">
+        {/* Main Content */}
+        <div className="lg:col-span-2 space-y-6">
+          {/* Description Card */}
+          <Card>
+            <CardHeader>
+              <div className="h-6 bg-muted rounded w-48" />
+            </CardHeader>
+            <CardContent className="space-y-3">
+              <div className="h-4 bg-muted rounded w-full" />
+              <div className="h-4 bg-muted rounded w-full" />
+              <div className="h-4 bg-muted rounded w-4/5" />
+            </CardContent>
+          </Card>
+
+          {/* Products Grid */}
+          <Card>
+            <CardHeader>
+              <div className="h-6 bg-muted rounded w-40" />
+            </CardHeader>
+            <CardContent>
+              <div className="grid sm:grid-cols-2 lg:grid-cols-3 gap-4">
+                {[1, 2, 3, 4, 5, 6].map((i) => (
+                  <div key={i} className="space-y-2">
+                    <div className="aspect-square bg-muted rounded-lg" />
+                    <div className="h-4 bg-muted rounded w-full" />
+                    <div className="h-3 bg-muted rounded w-2/3" />
+                  </div>
+                ))}
+              </div>
+            </CardContent>
+          </Card>
+        </div>
+
+        {/* Sidebar */}
+        <div className="space-y-6">
+          {/* Company Info Card */}
+          <Card>
+            <CardHeader>
+              <div className="h-6 bg-muted rounded w-40" />
+            </CardHeader>
+            <CardContent className="space-y-4">
+              {/* Logo */}
+              <div className="w-32 h-32 bg-muted rounded mx-auto mb-4" />
+              
+              {/* Info Items */}
+              {[1, 2, 3].map((i) => (
+                <div key={i} className="flex items-center gap-3">
+                  <div className="w-4 h-4 bg-muted rounded" />
+                  <div className="flex-1">
+                    <div className="h-4 bg-muted rounded w-24 mb-1" />
+                    <div className="h-3 bg-muted rounded w-32" />
+                  </div>
+                </div>
+              ))}
+            </CardContent>
+          </Card>
+        </div>
+      </div>
+    </div>
+  );
+}

src/components/loading/ParkDetailSkeleton.tsx

@@ -0,0 +1,101 @@
+import { Card, CardContent, CardHeader } from '@/components/ui/card';
+
+export function ParkDetailSkeleton() {
+  return (
+    <div className="container mx-auto px-4 py-8 max-w-7xl animate-pulse">
+      {/* Breadcrumb */}
+      <div className="h-4 bg-muted rounded w-48 mb-4" />
+      
+      {/* Edit Button Area */}
+      <div className="flex justify-end mb-6">
+        <div className="h-10 bg-muted rounded w-32" />
+      </div>
+
+      {/* Hero Banner */}
+      <div className="aspect-[21/9] bg-muted rounded-lg mb-8" />
+
+      {/* Stats Cards */}
+      <div className="grid grid-cols-2 md:grid-cols-4 gap-4 mb-12 max-w-6xl mx-auto">
+        {[1, 2, 3, 4].map((i) => (
+          <Card key={i} className="border-0 bg-gradient-to-br from-muted/50 to-muted/30">
+            <CardContent className="p-4 text-center">
+              <div className="h-8 bg-muted rounded w-16 mx-auto mb-2" />
+              <div className="h-3 bg-muted rounded w-20 mx-auto" />
+            </CardContent>
+          </Card>
+        ))}
+      </div>
+
+      {/* Tabs */}
+      <div className="flex gap-2 border-b mb-6">
+        {['Overview', 'Rides', 'Reviews', 'Photos', 'History'].map((tab) => (
+          <div key={tab} className="h-10 bg-muted rounded w-24" />
+        ))}
+      </div>
+
+      {/* Content Grid */}
+      <div className="grid lg:grid-cols-3 gap-6">
+        {/* Main Content */}
+        <div className="lg:col-span-2 space-y-6">
+          {/* Description Card */}
+          <Card>
+            <CardHeader>
+              <div className="h-6 bg-muted rounded w-48" />
+            </CardHeader>
+            <CardContent className="space-y-3">
+              <div className="h-4 bg-muted rounded w-full" />
+              <div className="h-4 bg-muted rounded w-full" />
+              <div className="h-4 bg-muted rounded w-3/4" />
+            </CardContent>
+          </Card>
+
+          {/* Featured Rides Card */}
+          <Card>
+            <CardHeader>
+              <div className="h-6 bg-muted rounded w-40" />
+            </CardHeader>
+            <CardContent>
+              <div className="grid sm:grid-cols-2 lg:grid-cols-4 gap-4">
+                {[1, 2, 3, 4].map((i) => (
+                  <div key={i} className="space-y-2">
+                    <div className="aspect-square bg-muted rounded-lg" />
+                    <div className="h-4 bg-muted rounded w-full" />
+                    <div className="h-3 bg-muted rounded w-3/4" />
+                  </div>
+                ))}
+              </div>
+            </CardContent>
+          </Card>
+        </div>
+
+        {/* Sidebar */}
+        <div className="space-y-6">
+          {/* Info Card */}
+          <Card>
+            <CardHeader>
+              <div className="h-6 bg-muted rounded w-40" />
+            </CardHeader>
+            <CardContent className="space-y-4">
+              {[1, 2, 3, 4].map((i) => (
+                <div key={i} className="flex items-center gap-3">
+                  <div className="w-4 h-4 bg-muted rounded" />
+                  <div className="flex-1">
+                    <div className="h-4 bg-muted rounded w-24 mb-1" />
+                    <div className="h-3 bg-muted rounded w-32" />
+                  </div>
+                </div>
+              ))}
+            </CardContent>
+          </Card>
+
+          {/* Map Card */}
+          <Card>
+            <CardContent className="p-0">
+              <div className="aspect-square bg-muted rounded-lg" />
+            </CardContent>
+          </Card>
+        </div>
+      </div>
+    </div>
+  );
+}

src/components/loading/RideDetailSkeleton.tsx

@@ -0,0 +1,106 @@
+import { Card, CardContent } from '@/components/ui/card';
+
+export function RideDetailSkeleton() {
+  return (
+    <div className="container mx-auto px-4 py-8 max-w-7xl animate-pulse">
+      {/* Breadcrumb */}
+      <div className="h-4 bg-muted rounded w-64 mb-4" />
+      
+      {/* Edit Button Area */}
+      <div className="flex justify-end mb-6">
+        <div className="h-10 bg-muted rounded w-32" />
+      </div>
+
+      {/* Hero Banner */}
+      <div className="aspect-[21/9] bg-muted rounded-lg mb-8" />
+
+      {/* Stats Grid */}
+      <div className="grid grid-cols-2 md:grid-cols-4 lg:grid-cols-6 gap-4 mb-12">
+        {[1, 2, 3, 4, 5, 6].map((i) => (
+          <Card key={i} className="border-0 bg-gradient-to-br from-muted/50 to-muted/30">
+            <CardContent className="p-4 text-center">
+              <div className="w-6 h-6 bg-muted rounded mx-auto mb-2" />
+              <div className="h-8 bg-muted rounded w-16 mx-auto mb-1" />
+              <div className="h-3 bg-muted rounded w-12 mx-auto" />
+            </CardContent>
+          </Card>
+        ))}
+      </div>
+
+      {/* Tabs */}
+      <div className="flex gap-2 border-b mb-6">
+        {['Overview', 'Reviews', 'Photos', 'History'].map((tab) => (
+          <div key={tab} className="h-10 bg-muted rounded w-24" />
+        ))}
+      </div>
+
+      {/* Content Grid */}
+      <div className="grid lg:grid-cols-3 gap-6">
+        {/* Main Content */}
+        <div className="lg:col-span-2 space-y-6">
+          {/* Description Card */}
+          <Card>
+            <CardContent className="p-6 space-y-3">
+              <div className="h-6 bg-muted rounded w-48 mb-4" />
+              <div className="h-4 bg-muted rounded w-full" />
+              <div className="h-4 bg-muted rounded w-full" />
+              <div className="h-4 bg-muted rounded w-5/6" />
+            </CardContent>
+          </Card>
+
+          {/* Technical Specs */}
+          <Card>
+            <CardContent className="p-6 space-y-4">
+              <div className="h-6 bg-muted rounded w-56 mb-4" />
+              <div className="grid grid-cols-2 gap-4">
+                {[1, 2, 3, 4, 5, 6].map((i) => (
+                  <div key={i} className="space-y-2">
+                    <div className="h-3 bg-muted rounded w-24" />
+                    <div className="h-5 bg-muted rounded w-32" />
+                  </div>
+                ))}
+              </div>
+            </CardContent>
+          </Card>
+        </div>
+
+        {/* Sidebar */}
+        <div className="space-y-6">
+          {/* Ride Info Card */}
+          <Card>
+            <CardContent className="p-6 space-y-4">
+              <div className="h-6 bg-muted rounded w-40 mb-4" />
+              {[1, 2, 3, 4, 5].map((i) => (
+                <div key={i} className="flex items-center gap-3">
+                  <div className="w-4 h-4 bg-muted rounded" />
+                  <div className="flex-1">
+                    <div className="h-4 bg-muted rounded w-20 mb-1" />
+                    <div className="h-3 bg-muted rounded w-28" />
+                  </div>
+                </div>
+              ))}
+            </CardContent>
+          </Card>
+
+          {/* Similar Rides */}
+          <Card>
+            <CardContent className="p-6">
+              <div className="h-6 bg-muted rounded w-32 mb-4" />
+              <div className="space-y-3">
+                {[1, 2, 3].map((i) => (
+                  <div key={i} className="flex gap-3">
+                    <div className="w-16 h-16 bg-muted rounded" />
+                    <div className="flex-1 space-y-2">
+                      <div className="h-4 bg-muted rounded w-full" />
+                      <div className="h-3 bg-muted rounded w-3/4" />
+                    </div>
+                  </div>
+                ))}
+              </div>
+            </CardContent>
+          </Card>
+        </div>
+      </div>
+    </div>
+  );
+}

src/components/moderation/ActiveFiltersDisplay.tsx

@@ -1,10 +1,12 @@
-import { Filter, MessageSquare, FileText, Image } from 'lucide-react';
+import { Filter, MessageSquare, FileText, Image, Calendar } from 'lucide-react';
 import { Badge } from '@/components/ui/badge';
-import type { EntityFilter, StatusFilter } from '@/types/moderation';
+import { format } from 'date-fns';
+import type { EntityFilter, StatusFilter, ApprovalDateRangeFilter } from '@/types/moderation';
 
 interface ActiveFiltersDisplayProps {
   entityFilter: EntityFilter;
   statusFilter: StatusFilter;
+  approvalDateRange?: ApprovalDateRangeFilter;
   defaultEntityFilter?: EntityFilter;
   defaultStatusFilter?: StatusFilter;
 }
@@ -23,12 +25,15 @@ const getEntityFilterIcon = (filter: EntityFilter) => {
 export const ActiveFiltersDisplay = ({ 
   entityFilter, 
   statusFilter,
+  approvalDateRange,
   defaultEntityFilter = 'all',
   defaultStatusFilter = 'pending'
 }: ActiveFiltersDisplayProps) => {
+  const hasDateRange = approvalDateRange && (approvalDateRange.from || approvalDateRange.to);
   const hasActiveFilters = 
     entityFilter !== defaultEntityFilter || 
-    statusFilter !== defaultStatusFilter;
+    statusFilter !== defaultStatusFilter ||
+    hasDateRange;
 
   if (!hasActiveFilters) return null;
 
@@ -46,6 +51,14 @@ export const ActiveFiltersDisplay = ({
           {statusFilter}
         </Badge>
       )}
+      {hasDateRange && (
+        <Badge variant="secondary" className="flex items-center gap-1">
+          <Calendar className="w-3 h-3" />
+          {approvalDateRange.from && format(approvalDateRange.from, 'MMM d')}
+          {approvalDateRange.from && approvalDateRange.to && ' - '}
+          {approvalDateRange.to && format(approvalDateRange.to, 'MMM d')}
+        </Badge>
+      )}
     </div>
   );
 };

src/components/moderation/DetailedViewCollapsible.tsx

@@ -0,0 +1,78 @@
+import { ChevronDown } from 'lucide-react';
+import { Collapsible, CollapsibleTrigger, CollapsibleContent } from '@/components/ui/collapsible';
+import { Button } from '@/components/ui/button';
+import { Badge } from '@/components/ui/badge';
+import { cn } from '@/lib/utils';
+
+interface DetailedViewCollapsibleProps {
+  isCollapsed: boolean;
+  onToggle: () => void;
+  children: React.ReactNode;
+  fieldCount?: number;
+  className?: string;
+  staggerIndex?: number;
+}
+
+/**
+ * Collapsible wrapper for detailed field-by-field view sections
+ * Provides expand/collapse functionality with visual indicators
+ */
+export function DetailedViewCollapsible({
+  isCollapsed,
+  onToggle,
+  children,
+  fieldCount,
+  className,
+  staggerIndex = 0
+}: DetailedViewCollapsibleProps) {
+  // Calculate stagger delay: 50ms per item, max 300ms
+  const staggerDelay = Math.min(staggerIndex * 50, 300);
+  return (
+    <Collapsible open={!isCollapsed} onOpenChange={() => onToggle()}>
+      <div className={cn("mt-6 pt-6 border-t", className)}>
+        <CollapsibleTrigger asChild>
+          <Button
+            variant="ghost"
+            size="sm"
+            className="w-full flex items-center justify-between hover:bg-muted/50 p-2 h-auto transition-colors"
+          >
+            <div className="flex items-center gap-2">
+              <span className="text-xs font-semibold text-muted-foreground uppercase tracking-wide">
+                All Fields (Detailed View)
+              </span>
+              {fieldCount !== undefined && fieldCount > 0 && (
+                <Badge 
+                  variant="secondary" 
+                  className="h-5 px-1.5 text-xs font-normal transition-transform duration-200 hover:scale-105"
+                >
+                  {fieldCount}
+                </Badge>
+              )}
+            </div>
+            <div className="flex items-center gap-2">
+              <span className="text-xs text-muted-foreground normal-case font-normal">
+                {isCollapsed ? 'Show' : 'Hide'}
+              </span>
+              <ChevronDown 
+                className={cn(
+                  "h-4 w-4 text-muted-foreground transition-all duration-300 ease-out",
+                  !isCollapsed && "rotate-180"
+                )}
+              />
+            </div>
+          </Button>
+        </CollapsibleTrigger>
+        
+        <CollapsibleContent 
+          className="mt-3"
+          style={{
+            animationDelay: `${staggerDelay}ms`,
+            transitionDelay: `${staggerDelay}ms`
+          }}
+        >
+          {children}
+        </CollapsibleContent>
+      </div>
+    </Collapsible>
+  );
+}

src/components/moderation/FieldComparison.tsx

@@ -5,8 +5,10 @@ import { ArrowRight } from 'lucide-react';
 import { ArrayFieldDiff } from './ArrayFieldDiff';
 import { SpecialFieldDisplay } from './SpecialFieldDisplay';
 
+import type { DatePrecision } from '@/components/ui/flexible-date-input';
+
 // Helper to format compact values (truncate long strings)
-function formatCompactValue(value: unknown, precision?: 'day' | 'month' | 'year', maxLength = 30): string {
+function formatCompactValue(value: unknown, precision?: DatePrecision, maxLength = 30): string {
   const formatted = formatFieldValue(value, precision);
   if (formatted.length > maxLength) {
     return formatted.substring(0, maxLength) + '...';

src/components/moderation/ItemApprovalHistory.tsx

@@ -0,0 +1,321 @@
+/**
+ * Item Approval History Component
+ * 
+ * Displays detailed audit trail of approved items with exact timestamps.
+ * Features filtering, sorting, CSV export for compliance reporting.
+ */
+
+import { useState } from 'react';
+import { useQuery } from '@tanstack/react-query';
+import { supabase } from '@/integrations/supabase/client';
+import { format } from 'date-fns';
+import { ExternalLink, Download, Clock, User, FileText } from 'lucide-react';
+import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from '@/components/ui/table';
+import { Badge } from '@/components/ui/badge';
+import { Button } from '@/components/ui/button';
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
+import { Skeleton } from '@/components/ui/skeleton';
+import { Avatar, AvatarFallback, AvatarImage } from '@/components/ui/avatar';
+import { handleError } from '@/lib/errorHandler';
+import type { EntityType } from '@/types/submissions';
+
+interface ApprovalHistoryItem {
+  item_id: string;
+  submission_id: string;
+  item_type: string;
+  action_type: string;
+  status: string;
+  approved_at: string;
+  approved_entity_id: string;
+  created_at: string;
+  approval_time_seconds: number;
+  submission_type: string;
+  submitter_username: string | null;
+  submitter_display_name: string | null;
+  submitter_avatar_url: string | null;
+  approver_username: string | null;
+  approver_display_name: string | null;
+  approver_avatar_url: string | null;
+  entity_slug: string | null;
+  entity_name: string | null;
+}
+
+interface ItemApprovalHistoryProps {
+  submissionId?: string;
+  dateRange?: { from: Date; to: Date };
+  itemType?: EntityType;
+  limit?: number;
+  embedded?: boolean;
+}
+
+const getApprovalSpeed = (seconds: number) => {
+  const hours = seconds / 3600;
+  if (hours < 1) return { label: 'Fast', variant: 'default' as const, color: 'text-green-600 dark:text-green-400' };
+  if (hours < 24) return { label: 'Normal', variant: 'secondary' as const, color: 'text-blue-600 dark:text-blue-400' };
+  return { label: 'Slow', variant: 'destructive' as const, color: 'text-orange-600 dark:text-orange-400' };
+};
+
+const formatDuration = (seconds: number) => {
+  const hours = Math.floor(seconds / 3600);
+  const minutes = Math.floor((seconds % 3600) / 60);
+  
+  if (hours > 48) {
+    const days = Math.floor(hours / 24);
+    return `${days}d ${hours % 24}h`;
+  }
+  if (hours > 0) return `${hours}h ${minutes}m`;
+  return `${minutes}m`;
+};
+
+const getEntityPath = (itemType: string, slug: string | null) => {
+  if (!slug) return null;
+  
+  switch (itemType) {
+    case 'park': return `/parks/${slug}/`;
+    case 'ride': return `/rides/${slug}`; // Need park slug ideally
+    case 'manufacturer':
+    case 'designer':
+    case 'operator':
+      return `/companies/${slug}/`;
+    case 'ride_model': return `/models/${slug}/`;
+    default: return null;
+  }
+};
+
+export const ItemApprovalHistory = ({
+  submissionId,
+  dateRange,
+  itemType,
+  limit = 100,
+  embedded = false
+}: ItemApprovalHistoryProps) => {
+  const [sortField, setSortField] = useState<'approved_at' | 'approval_time_seconds'>('approved_at');
+  const [sortDirection, setSortDirection] = useState<'asc' | 'desc'>('desc');
+
+  const { data: history, isLoading, error } = useQuery({
+    queryKey: ['approval-history', { submissionId, dateRange, itemType, limit }],
+    queryFn: async () => {
+      try {
+        const { data, error } = await supabase.rpc('get_approval_history', {
+          p_item_type: itemType || undefined,
+          p_approver_id: undefined,
+          p_from_date: dateRange?.from?.toISOString() || undefined,
+          p_to_date: dateRange?.to?.toISOString() || undefined,
+          p_limit: limit,
+          p_offset: 0
+        });
+
+        if (error) throw error;
+        
+        // Client-side filter by submission_id if provided
+        let filtered = data as ApprovalHistoryItem[];
+        if (submissionId) {
+          filtered = filtered.filter(item => item.submission_id === submissionId);
+        }
+        
+        return filtered;
+      } catch (err: unknown) {
+        handleError(err, { action: 'fetch_approval_history' });
+        throw err;
+      }
+    },
+    staleTime: 5 * 60 * 1000, // 5 minutes
+  });
+
+  const sortedHistory = history ? [...history].sort((a, b) => {
+    const aVal = a[sortField];
+    const bVal = b[sortField];
+    const comparison = aVal < bVal ? -1 : aVal > bVal ? 1 : 0;
+    return sortDirection === 'asc' ? comparison : -comparison;
+  }) : [];
+
+  const handleSort = (field: typeof sortField) => {
+    if (sortField === field) {
+      setSortDirection(prev => prev === 'asc' ? 'desc' : 'asc');
+    } else {
+      setSortField(field);
+      setSortDirection('desc');
+    }
+  };
+
+  const exportToCSV = () => {
+    if (!history || history.length === 0) return;
+
+    const headers = [
+      'Timestamp',
+      'Item Type',
+      'Action',
+      'Entity Name',
+      'Submitter',
+      'Approver',
+      'Time to Approve (hours)',
+      'Submission ID',
+      'Item ID'
+    ];
+
+    const rows = history.map(item => [
+      format(new Date(item.approved_at), 'yyyy-MM-dd HH:mm:ss'),
+      item.item_type,
+      item.action_type,
+      item.entity_name || 'N/A',
+      item.submitter_display_name || item.submitter_username || 'Unknown',
+      item.approver_display_name || item.approver_username || 'Unknown',
+      (item.approval_time_seconds / 3600).toFixed(2),
+      item.submission_id,
+      item.item_id
+    ]);
+
+    const csv = [headers, ...rows].map(row => row.map(cell => `"${cell}"`).join(',')).join('\n');
+    const blob = new Blob([csv], { type: 'text/csv' });
+    const url = URL.createObjectURL(blob);
+    const link = document.createElement('a');
+    link.href = url;
+    link.download = `approval-history-${format(new Date(), 'yyyy-MM-dd')}.csv`;
+    link.click();
+    URL.revokeObjectURL(url);
+  };
+
+  if (error) {
+    return (
+      <Card className={embedded ? '' : 'mt-6'}>
+        <CardContent className="pt-6">
+          <p className="text-sm text-destructive">Failed to load approval history. Please try again.</p>
+        </CardContent>
+      </Card>
+    );
+  }
+
+  const content = (
+    <>
+      {!embedded && (
+        <CardHeader>
+          <div className="flex items-center justify-between">
+            <div>
+              <CardTitle>Item Approval History</CardTitle>
+              <CardDescription>Detailed audit trail of approved submissions</CardDescription>
+            </div>
+            {sortedHistory.length > 0 && (
+              <Button onClick={exportToCSV} variant="outline" size="sm">
+                <Download className="w-4 h-4 mr-2" />
+                Export CSV
+              </Button>
+            )}
+          </div>
+        </CardHeader>
+      )}
+      <CardContent className={embedded ? 'p-0' : ''}>
+        {isLoading ? (
+          <div className="space-y-3">
+            {[...Array(5)].map((_, i) => (
+              <Skeleton key={i} className="h-16 w-full" />
+            ))}
+          </div>
+        ) : sortedHistory.length === 0 ? (
+          <div className="text-center py-12 text-muted-foreground">
+            <FileText className="w-12 h-12 mx-auto mb-3 opacity-50" />
+            <p>No approval history found</p>
+          </div>
+        ) : (
+          <div className="rounded-md border overflow-x-auto">
+            <Table>
+              <TableHeader>
+                <TableRow>
+                  <TableHead 
+                    className="cursor-pointer hover:bg-muted/50" 
+                    onClick={() => handleSort('approved_at')}
+                  >
+                    Approved At {sortField === 'approved_at' && (sortDirection === 'asc' ? '↑' : '↓')}
+                  </TableHead>
+                  <TableHead>Type</TableHead>
+                  <TableHead>Entity</TableHead>
+                  <TableHead>Submitter</TableHead>
+                  <TableHead>Approver</TableHead>
+                  <TableHead 
+                    className="cursor-pointer hover:bg-muted/50 text-right" 
+                    onClick={() => handleSort('approval_time_seconds')}
+                  >
+                    Time to Approve {sortField === 'approval_time_seconds' && (sortDirection === 'asc' ? '↑' : '↓')}
+                  </TableHead>
+                </TableRow>
+              </TableHeader>
+              <TableBody>
+                {sortedHistory.map((item) => {
+                  const speed = getApprovalSpeed(item.approval_time_seconds);
+                  const entityPath = getEntityPath(item.item_type, item.entity_slug);
+                  
+                  return (
+                    <TableRow key={item.item_id}>
+                      <TableCell className="font-mono text-xs">
+                        <div className="flex flex-col">
+                          <span>{format(new Date(item.approved_at), 'MMM d, yyyy')}</span>
+                          <span className="text-muted-foreground">{format(new Date(item.approved_at), 'HH:mm:ss')}</span>
+                        </div>
+                      </TableCell>
+                      <TableCell>
+                        <Badge variant="outline" className="capitalize">
+                          {item.item_type}
+                        </Badge>
+                      </TableCell>
+                      <TableCell>
+                        {item.entity_name ? (
+                          <div className="flex items-center gap-2">
+                            <span className="font-medium">{item.entity_name}</span>
+                            {entityPath && (
+                              <a 
+                                href={entityPath} 
+                                target="_blank" 
+                                rel="noopener noreferrer"
+                                className="text-primary hover:underline"
+                              >
+                                <ExternalLink className="w-3 h-3" />
+                              </a>
+                            )}
+                          </div>
+                        ) : (
+                          <span className="text-muted-foreground text-sm">N/A</span>
+                        )}
+                      </TableCell>
+                      <TableCell>
+                        <div className="flex items-center gap-2">
+                          <Avatar className="h-6 w-6">
+                            <AvatarImage src={item.submitter_avatar_url || undefined} />
+                            <AvatarFallback className="text-xs">
+                              {(item.submitter_display_name || item.submitter_username || 'U')[0].toUpperCase()}
+                            </AvatarFallback>
+                          </Avatar>
+                          <span className="text-sm">{item.submitter_display_name || item.submitter_username || 'Unknown'}</span>
+                        </div>
+                      </TableCell>
+                      <TableCell>
+                        <div className="flex items-center gap-2">
+                          <Avatar className="h-6 w-6">
+                            <AvatarImage src={item.approver_avatar_url || undefined} />
+                            <AvatarFallback className="text-xs">
+                              {(item.approver_display_name || item.approver_username || 'M')[0].toUpperCase()}
+                            </AvatarFallback>
+                          </Avatar>
+                          <span className="text-sm">{item.approver_display_name || item.approver_username || 'Unknown'}</span>
+                        </div>
+                      </TableCell>
+                      <TableCell className="text-right">
+                        <div className="flex items-center justify-end gap-2">
+                          <Clock className={`w-4 h-4 ${speed.color}`} />
+                          <span className="font-mono text-sm">{formatDuration(item.approval_time_seconds)}</span>
+                          <Badge variant={speed.variant} className="ml-1">
+                            {speed.label}
+                          </Badge>
+                        </div>
+                      </TableCell>
+                    </TableRow>
+                  );
+                })}
+              </TableBody>
+            </Table>
+          </div>
+        )}
+      </CardContent>
+    </>
+  );
+
+  return embedded ? content : <Card className="mt-6">{content}</Card>;
+};

src/components/moderation/ItemLevelApprovalHistory.tsx

@@ -0,0 +1,125 @@
+import { memo } from 'react';
+import { formatDistanceToNow } from 'date-fns';
+import { Avatar, AvatarFallback, AvatarImage } from '@/components/ui/avatar';
+import { Badge } from '@/components/ui/badge';
+import { CheckCircle2, User } from 'lucide-react';
+import type { SubmissionItem } from '@/types/moderation';
+
+interface ItemLevelApprovalHistoryProps {
+  items: SubmissionItem[];
+  reviewerProfile?: {
+    user_id: string;
+    username: string;
+    display_name?: string | null;
+    avatar_url?: string | null;
+  } | null;
+}
+
+export const ItemLevelApprovalHistory = memo(({
+  items,
+  reviewerProfile,
+}: ItemLevelApprovalHistoryProps) => {
+  // Filter to only approved items with timestamps
+  const approvedItems = items.filter(
+    item => item.status === 'approved' && (item as any).approved_at
+  );
+
+  if (approvedItems.length === 0) {
+    return null;
+  }
+
+  // Sort by approval time (newest first)
+  const sortedItems = [...approvedItems].sort((a, b) => {
+    const timeA = new Date((a as any).approved_at).getTime();
+    const timeB = new Date((b as any).approved_at).getTime();
+    return timeB - timeA;
+  });
+
+  // Helper to get item display name
+  const getItemName = (item: SubmissionItem): string => {
+    const entityData = item.entity_data || item.item_data;
+    if (entityData && typeof entityData === 'object' && 'name' in entityData) {
+      return String(entityData.name);
+    }
+    return `${item.item_type} #${item.order_index}`;
+  };
+
+  // Helper to get action label
+  const getActionLabel = (actionType: string): string => {
+    switch (actionType) {
+      case 'create': return 'Created';
+      case 'edit': return 'Edited';
+      case 'delete': return 'Deleted';
+      default: return 'Modified';
+    }
+  };
+
+  return (
+    <div className="space-y-2">
+      <div className="text-xs font-semibold text-muted-foreground uppercase tracking-wide flex items-center gap-2">
+        <CheckCircle2 className="h-3.5 w-3.5" />
+        Item Approvals
+      </div>
+      
+      <div className="space-y-2">
+        {sortedItems.map((item) => {
+          const approvedAt = (item as any).approved_at;
+          const itemName = getItemName(item);
+          const actionLabel = getActionLabel(item.action_type);
+          
+          return (
+            <div
+              key={item.id}
+              className="flex items-start gap-3 text-sm bg-success/5 border border-success/20 rounded-md p-3"
+            >
+              {/* Approval Icon */}
+              <div className="flex-shrink-0 mt-0.5">
+                <CheckCircle2 className="h-4 w-4 text-success" />
+              </div>
+              
+              {/* Item Info */}
+              <div className="flex-1 min-w-0 space-y-1">
+                <div className="flex items-start justify-between gap-2">
+                  <div className="flex items-center gap-2 flex-wrap">
+                    <span className="font-medium text-foreground truncate">
+                      {itemName}
+                    </span>
+                    <Badge variant="outline" className="text-xs">
+                      {actionLabel}
+                    </Badge>
+                    <Badge variant="secondary" className="text-xs font-mono">
+                      {item.item_type}
+                    </Badge>
+                  </div>
+                  <span className="text-xs text-muted-foreground whitespace-nowrap">
+                    {formatDistanceToNow(new Date(approvedAt), { addSuffix: true })}
+                  </span>
+                </div>
+                
+                {/* Reviewer Info */}
+                {reviewerProfile && (
+                  <div className="flex items-center gap-2 text-xs text-muted-foreground">
+                    <Avatar className="h-5 w-5">
+                      <AvatarImage src={reviewerProfile.avatar_url ?? undefined} />
+                      <AvatarFallback className="text-[10px]">
+                        <User className="h-3 w-3" />
+                      </AvatarFallback>
+                    </Avatar>
+                    <span>
+                      Approved by{' '}
+                      <span className="font-medium text-foreground">
+                        {reviewerProfile.display_name || reviewerProfile.username}
+                      </span>
+                    </span>
+                  </div>
+                )}
+              </div>
+            </div>
+          );
+        })}
+      </div>
+    </div>
+  );
+});
+
+ItemLevelApprovalHistory.displayName = 'ItemLevelApprovalHistory';

src/components/moderation/ModerationQueue.tsx

@@ -501,11 +501,14 @@ export const ModerationQueue = forwardRef<ModerationQueueRef, ModerationQueuePro
           activeEntityFilter={queueManager.filters.entityFilter}
           activeStatusFilter={queueManager.filters.statusFilter}
           sortConfig={queueManager.filters.sortConfig}
+          activeTab={queueManager.filters.activeTab}
+          approvalDateRange={queueManager.filters.approvalDateRange}
           isMobile={isMobile ?? false}
           isLoading={queueManager.loadingState === 'loading'}
           onEntityFilterChange={queueManager.filters.setEntityFilter}
           onStatusFilterChange={queueManager.filters.setStatusFilter}
           onSortChange={queueManager.filters.setSortConfig}
+          onApprovalDateRangeChange={queueManager.filters.setApprovalDateRange}
           onClearFilters={queueManager.filters.clearFilters}
           showClearButton={queueManager.filters.hasActiveFilters}
           onRefresh={queueManager.refresh}
@@ -517,6 +520,7 @@ export const ModerationQueue = forwardRef<ModerationQueueRef, ModerationQueuePro
         <ActiveFiltersDisplay
           entityFilter={queueManager.filters.entityFilter}
           statusFilter={queueManager.filters.statusFilter}
+          approvalDateRange={queueManager.filters.approvalDateRange}
         />
       )}
       

src/components/moderation/QueueFilters.tsx

@@ -1,23 +1,29 @@
-import { Filter, MessageSquare, FileText, Image, X, ChevronDown } from 'lucide-react';
+import { Filter, MessageSquare, FileText, Image, X, ChevronDown, Calendar, Maximize2, Minimize2 } from 'lucide-react';
 import { Label } from '@/components/ui/label';
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select';
 import { Button } from '@/components/ui/button';
 import { Badge } from '@/components/ui/badge';
 import { Collapsible, CollapsibleContent, CollapsibleTrigger } from '@/components/ui/collapsible';
+import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from '@/components/ui/tooltip';
 import { RefreshButton } from '@/components/ui/refresh-button';
 import { QueueSortControls } from './QueueSortControls';
 import { useFilterPanelState } from '@/hooks/useFilterPanelState';
-import type { EntityFilter, StatusFilter, SortConfig } from '@/types/moderation';
+import { useDetailedViewState } from '@/hooks/useDetailedViewState';
+import { FilterDateRangePicker } from '@/components/filters/FilterDateRangePicker';
+import type { EntityFilter, StatusFilter, SortConfig, QueueTab, ApprovalDateRangeFilter } from '@/types/moderation';
 
 interface QueueFiltersProps {
   activeEntityFilter: EntityFilter;
   activeStatusFilter: StatusFilter;
   sortConfig: SortConfig;
+  activeTab: QueueTab;
+  approvalDateRange: ApprovalDateRangeFilter;
   isMobile: boolean;
   isLoading?: boolean;
   onEntityFilterChange: (filter: EntityFilter) => void;
   onStatusFilterChange: (filter: StatusFilter) => void;
   onSortChange: (config: SortConfig) => void;
+  onApprovalDateRangeChange: (range: ApprovalDateRangeFilter) => void;
   onClearFilters: () => void;
   showClearButton: boolean;
   onRefresh?: () => void;
@@ -37,22 +43,27 @@ export const QueueFilters = ({
   activeEntityFilter,
   activeStatusFilter,
   sortConfig,
+  activeTab,
+  approvalDateRange,
   isMobile,
   isLoading = false,
   onEntityFilterChange,
   onStatusFilterChange,
   onSortChange,
+  onApprovalDateRangeChange,
   onClearFilters,
   showClearButton,
   onRefresh,
   isRefreshing = false
 }: QueueFiltersProps) => {
   const { isCollapsed, toggle } = useFilterPanelState();
+  const { isCollapsed: detailsCollapsed, toggle: toggleDetails } = useDetailedViewState();
 
   // Count active filters
   const activeFilterCount = [
     activeEntityFilter !== 'all' ? 1 : 0,
     activeStatusFilter !== 'all' ? 1 : 0,
+    approvalDateRange.from || approvalDateRange.to ? 1 : 0,
   ].reduce((sum, val) => sum + val, 0);
 
   return (
@@ -68,14 +79,51 @@ export const QueueFilters = ({
               </Badge>
             )}
           </div>
-          {isMobile && (
-            <CollapsibleTrigger asChild>
-              <Button variant="ghost" size="sm" className="h-8 w-8 p-0">
-                <ChevronDown className={`h-4 w-4 transition-transform duration-250 ${isCollapsed ? '' : 'rotate-180'}`} />
-                <span className="sr-only">{isCollapsed ? 'Expand filters' : 'Collapse filters'}</span>
-              </Button>
-            </CollapsibleTrigger>
-          )}
+          <div className="flex items-center gap-2">
+            {/* Global toggle for detailed views */}
+            <TooltipProvider>
+              <Tooltip>
+                <TooltipTrigger asChild>
+                  <Button
+                    variant="ghost"
+                    size="sm"
+                    onClick={toggleDetails}
+                    className="h-8 gap-2 text-xs text-muted-foreground hover:text-foreground transition-colors"
+                  >
+                    {detailsCollapsed ? (
+                      <>
+                        <Maximize2 className="h-3.5 w-3.5" />
+                        {!isMobile && <span>Expand All</span>}
+                      </>
+                    ) : (
+                      <>
+                        <Minimize2 className="h-3.5 w-3.5" />
+                        {!isMobile && <span>Collapse All</span>}
+                      </>
+                    )}
+                  </Button>
+                </TooltipTrigger>
+                <TooltipContent side="bottom" className="max-w-xs">
+                  <p className="text-xs">
+                    {detailsCollapsed 
+                      ? "Show detailed field-by-field view for all items in the queue"
+                      : "Hide detailed field-by-field view for all items in the queue"}
+                  </p>
+                  <p className="text-xs text-muted-foreground mt-1">
+                    This preference is saved to your account
+                  </p>
+                </TooltipContent>
+              </Tooltip>
+            </TooltipProvider>
+            {isMobile && (
+              <CollapsibleTrigger asChild>
+                <Button variant="ghost" size="sm" className="h-8 w-8 p-0">
+                  <ChevronDown className={`h-4 w-4 transition-transform duration-250 ${isCollapsed ? '' : 'rotate-180'}`} />
+                  <span className="sr-only">{isCollapsed ? 'Expand filters' : 'Collapse filters'}</span>
+                </Button>
+              </CollapsibleTrigger>
+            )}
+          </div>
         </div>
 
         <CollapsibleContent className="space-y-4">
@@ -164,6 +212,21 @@ export const QueueFilters = ({
               isMobile={isMobile}
               isLoading={isLoading}
             />
+            
+            {/* Approval Date Range Filter - Only show on archive tab */}
+            {activeTab === 'archive' && (
+              <div className={`space-y-2 ${isMobile ? 'w-full' : 'min-w-[280px]'}`}>
+                <FilterDateRangePicker
+                  label="Approved Between"
+                  fromDate={approvalDateRange.from}
+                  toDate={approvalDateRange.to}
+                  onFromChange={(date) => onApprovalDateRangeChange({ ...approvalDateRange, from: date || null })}
+                  onToChange={(date) => onApprovalDateRangeChange({ ...approvalDateRange, to: date || null })}
+                  fromPlaceholder="Start Date"
+                  toPlaceholder="End Date"
+                />
+              </div>
+            )}
           </div>
 
           {/* Clear Filters & Apply Buttons (mobile only) */}

src/components/moderation/QueueItem.tsx

@@ -23,6 +23,7 @@ import { QueueItemActions } from './renderers/QueueItemActions';
 import { SubmissionMetadataPanel } from './SubmissionMetadataPanel';
 import { AuditTrailViewer } from './AuditTrailViewer';
 import { RawDataViewer } from './RawDataViewer';
+import { ItemLevelApprovalHistory } from './ItemLevelApprovalHistory';
 
 interface QueueItemProps {
   item: ModerationItem;
@@ -330,6 +331,15 @@ export const QueueItem = memo(({
         {item.type === 'content_submission' && (
           <div className="mt-6 space-y-4">
             <SubmissionMetadataPanel item={item} />
+            
+            {/* Item-level approval history */}
+            {item.submission_items && item.submission_items.length > 0 && (
+              <ItemLevelApprovalHistory 
+                items={item.submission_items}
+                reviewerProfile={item.reviewer_profile}
+              />
+            )}
+            
             <AuditTrailViewer submissionId={item.id} />
           </div>
         )}

src/components/moderation/SpecialFieldDisplay.tsx

@@ -211,7 +211,13 @@ function DateFieldDisplay({ change, compact }: { change: FieldChange; compact: b
         {formatFieldName(change.field)}
         {precision && (
           <Badge variant="outline" className="text-xs ml-2">
-            {precision === 'year' ? 'Year Only' : precision === 'month' ? 'Month & Year' : 'Full Date'}
+            {precision === 'exact' ? 'Exact Day' :
+             precision === 'month' ? 'Month & Year' :
+             precision === 'year' ? 'Year Only' :
+             precision === 'decade' ? 'Decade' :
+             precision === 'century' ? 'Century' :
+             precision === 'approximate' ? 'Approximate' :
+             'Full Date'}
           </Badge>
         )}
       </div>

src/components/moderation/SubmissionItemsList.tsx

@@ -7,6 +7,7 @@ import { RichRideDisplay } from './displays/RichRideDisplay';
 import { RichCompanyDisplay } from './displays/RichCompanyDisplay';
 import { RichRideModelDisplay } from './displays/RichRideModelDisplay';
 import { RichTimelineEventDisplay } from './displays/RichTimelineEventDisplay';
+import { DetailedViewCollapsible } from './DetailedViewCollapsible';
 import { Skeleton } from '@/components/ui/skeleton';
 import { Alert, AlertDescription } from '@/components/ui/alert';
 import { Badge } from '@/components/ui/badge';
@@ -17,6 +18,7 @@ import type { ParkSubmissionData, RideSubmissionData, CompanySubmissionData, Rid
 import type { TimelineSubmissionData } from '@/types/timeline';
 import { getErrorMessage, handleNonCriticalError } from '@/lib/errorHandler';
 import { ModerationErrorBoundary } from '@/components/error/ModerationErrorBoundary';
+import { useDetailedViewState } from '@/hooks/useDetailedViewState';
 
 interface SubmissionItemsListProps {
   submissionId: string;
@@ -34,11 +36,18 @@ export const SubmissionItemsList = memo(function SubmissionItemsList({
   const [loading, setLoading] = useState(true);
   const [refreshing, setRefreshing] = useState(false);
   const [error, setError] = useState<string | null>(null);
+  const { isCollapsed, toggle } = useDetailedViewState();
 
   useEffect(() => {
     fetchSubmissionItems();
   }, [submissionId]);
 
+  // Helper function to count non-null fields in entity data
+  const countFields = (data: any): number => {
+    if (!data || typeof data !== 'object') return 0;
+    return Object.values(data).filter(value => value !== null && value !== undefined).length;
+  };
+
   const fetchSubmissionItems = async () => {
     try {
       // Only show skeleton on initial load, show refreshing indicator on refresh
@@ -126,7 +135,7 @@ export const SubmissionItemsList = memo(function SubmissionItemsList({
   }
 
   // Render item with appropriate display component
-  const renderItem = (item: SubmissionItemData) => {
+  const renderItem = (item: SubmissionItemData, index: number = 0) => {
     // SubmissionItemData from submissions.ts has item_data property
     const entityData = item.item_data;
     const actionType = item.action_type || 'create';
@@ -188,17 +197,19 @@ export const SubmissionItemsList = memo(function SubmissionItemsList({
             data={entityData as unknown as ParkSubmissionData}
             actionType={actionType}
           />
-          <div className="mt-6 pt-6 border-t">
-            <div className="text-xs font-semibold text-muted-foreground uppercase tracking-wide mb-3">
-              All Fields (Detailed View)
-            </div>
+          <DetailedViewCollapsible 
+            isCollapsed={isCollapsed} 
+            onToggle={toggle}
+            fieldCount={countFields(entityData)}
+            staggerIndex={index}
+          >
             <SubmissionChangesDisplay 
               item={item}
               view="detailed"
               showImages={showImages}
               submissionId={submissionId}
             />
-          </div>
+          </DetailedViewCollapsible>
         </>
       );
     }
@@ -211,17 +222,19 @@ export const SubmissionItemsList = memo(function SubmissionItemsList({
             data={entityData as unknown as RideSubmissionData}
             actionType={actionType}
           />
-          <div className="mt-6 pt-6 border-t">
-            <div className="text-xs font-semibold text-muted-foreground uppercase tracking-wide mb-3">
-              All Fields (Detailed View)
-            </div>
+          <DetailedViewCollapsible 
+            isCollapsed={isCollapsed} 
+            onToggle={toggle}
+            fieldCount={countFields(entityData)}
+            staggerIndex={index}
+          >
             <SubmissionChangesDisplay 
               item={item}
               view="detailed"
               showImages={showImages}
               submissionId={submissionId}
             />
-          </div>
+          </DetailedViewCollapsible>
         </>
       );
     }
@@ -234,17 +247,19 @@ export const SubmissionItemsList = memo(function SubmissionItemsList({
             data={entityData as unknown as CompanySubmissionData}
             actionType={actionType}
           />
-          <div className="mt-6 pt-6 border-t">
-            <div className="text-xs font-semibold text-muted-foreground uppercase tracking-wide mb-3">
-              All Fields (Detailed View)
-            </div>
+          <DetailedViewCollapsible 
+            isCollapsed={isCollapsed} 
+            onToggle={toggle}
+            fieldCount={countFields(entityData)}
+            staggerIndex={index}
+          >
             <SubmissionChangesDisplay 
               item={item}
               view="detailed"
               showImages={showImages}
               submissionId={submissionId}
             />
-          </div>
+          </DetailedViewCollapsible>
         </>
       );
     }
@@ -257,17 +272,19 @@ export const SubmissionItemsList = memo(function SubmissionItemsList({
             data={entityData as unknown as RideModelSubmissionData}
             actionType={actionType}
           />
-          <div className="mt-6 pt-6 border-t">
-            <div className="text-xs font-semibold text-muted-foreground uppercase tracking-wide mb-3">
-              All Fields (Detailed View)
-            </div>
+          <DetailedViewCollapsible 
+            isCollapsed={isCollapsed} 
+            onToggle={toggle}
+            fieldCount={countFields(entityData)}
+            staggerIndex={index}
+          >
             <SubmissionChangesDisplay 
               item={item}
               view="detailed"
               showImages={showImages}
               submissionId={submissionId}
             />
-          </div>
+          </DetailedViewCollapsible>
         </>
       );
     }
@@ -280,17 +297,19 @@ export const SubmissionItemsList = memo(function SubmissionItemsList({
             data={entityData as unknown as TimelineSubmissionData}
             actionType={actionType}
           />
-          <div className="mt-6 pt-6 border-t">
-            <div className="text-xs font-semibold text-muted-foreground uppercase tracking-wide mb-3">
-              All Fields (Detailed View)
-            </div>
+          <DetailedViewCollapsible 
+            isCollapsed={isCollapsed} 
+            onToggle={toggle}
+            fieldCount={countFields(entityData)}
+            staggerIndex={index}
+          >
             <SubmissionChangesDisplay 
               item={item}
               view="detailed"
               showImages={showImages}
               submissionId={submissionId}
             />
-          </div>
+          </DetailedViewCollapsible>
         </>
       );
     }
@@ -320,9 +339,9 @@ export const SubmissionItemsList = memo(function SubmissionItemsList({
         )}
         
         {/* Show regular submission items */}
-        {items.map((item) => (
+        {items.map((item, index) => (
           <div key={item.id} className={view === 'summary' ? 'border-l-2 border-primary/20 pl-3' : ''}>
-            {renderItem(item)}
+            {renderItem(item, index)}
           </div>
         ))}
 

src/components/moderation/displays/RichCompanyDisplay.tsx

@@ -67,7 +67,7 @@ export function RichCompanyDisplay({ data, actionType, showAllFields = true }: R
               {data.founded_date ? (
                 <FlexibleDateDisplay 
                   date={data.founded_date} 
-                  precision={(data.founded_date_precision as DatePrecision) || 'day'} 
+                  precision={(data.founded_date_precision as DatePrecision) || 'exact'}
                   className="font-medium"
                 />
               ) : (

src/components/moderation/displays/RichParkDisplay.tsx

@@ -165,7 +165,7 @@ export function RichParkDisplay({ data, actionType, showAllFields = true }: Rich
                   <span className="text-muted-foreground">Opened:</span>{' '}
                   <FlexibleDateDisplay 
                     date={data.opening_date} 
-                    precision={(data.opening_date_precision as DatePrecision) || 'day'} 
+                    precision={(data.opening_date_precision as DatePrecision) || 'exact'}
                     className="font-medium"
                   />
                 </div>
@@ -175,7 +175,7 @@ export function RichParkDisplay({ data, actionType, showAllFields = true }: Rich
                   <span className="text-muted-foreground">Closed:</span>{' '}
                   <FlexibleDateDisplay 
                     date={data.closing_date} 
-                    precision={(data.closing_date_precision as DatePrecision) || 'day'} 
+                    precision={(data.closing_date_precision as DatePrecision) || 'exact'}
                     className="font-medium"
                   />
                 </div>

src/components/moderation/displays/RichRideDisplay.tsx

@@ -606,7 +606,7 @@ export function RichRideDisplay({ data, actionType, showAllFields = true }: Rich
                 <span className="text-muted-foreground">Opened:</span>{' '}
                 <FlexibleDateDisplay 
                   date={data.opening_date} 
-                  precision={(data.opening_date_precision as DatePrecision) || 'day'} 
+                  precision={(data.opening_date_precision as DatePrecision) || 'exact'}
                   className="font-medium"
                 />
               </div>
@@ -616,7 +616,7 @@ export function RichRideDisplay({ data, actionType, showAllFields = true }: Rich
                 <span className="text-muted-foreground">Closed:</span>{' '}
                 <FlexibleDateDisplay 
                   date={data.closing_date} 
-                  precision={(data.closing_date_precision as DatePrecision) || 'day'} 
+                  precision={(data.closing_date_precision as DatePrecision) || 'exact'}
                   className="font-medium"
                 />
               </div>

src/components/navigation/EntityBreadcrumb.tsx

@@ -0,0 +1,87 @@
+import { Link } from 'react-router-dom';
+import { Home } from 'lucide-react';
+import {
+  Breadcrumb,
+  BreadcrumbList,
+  BreadcrumbItem,
+  BreadcrumbLink,
+  BreadcrumbPage,
+  BreadcrumbSeparator,
+} from '@/components/ui/breadcrumb';
+import { HoverCard, HoverCardContent, HoverCardTrigger } from '@/components/ui/hover-card';
+import { ParkPreviewCard } from '@/components/preview/ParkPreviewCard';
+import { CompanyPreviewCard } from '@/components/preview/CompanyPreviewCard';
+
+interface BreadcrumbSegment {
+  label: string;
+  href?: string;
+  showPreview?: boolean;
+  previewType?: 'park' | 'company';
+  previewSlug?: string;
+}
+
+interface EntityBreadcrumbProps {
+  segments: BreadcrumbSegment[];
+  className?: string;
+}
+
+export function EntityBreadcrumb({ segments, className }: EntityBreadcrumbProps) {
+  return (
+    <Breadcrumb className={className}>
+      <BreadcrumbList>
+        {/* Home link */}
+        <BreadcrumbItem>
+          <BreadcrumbLink asChild>
+            <Link to="/" className="flex items-center gap-1 hover:text-primary transition-colors">
+              <Home className="w-3.5 h-3.5" />
+              <span>Home</span>
+            </Link>
+          </BreadcrumbLink>
+        </BreadcrumbItem>
+
+        {segments.map((segment, index) => {
+          const isLast = index === segments.length - 1;
+
+          return (
+            <BreadcrumbItem key={index}>
+              <BreadcrumbSeparator />
+              {isLast ? (
+                <BreadcrumbPage>{segment.label}</BreadcrumbPage>
+              ) : segment.showPreview && segment.previewSlug ? (
+                <HoverCard openDelay={300}>
+                  <HoverCardTrigger asChild>
+                    <BreadcrumbLink asChild>
+                      <Link 
+                        to={segment.href || '#'} 
+                        className="hover:text-primary transition-colors"
+                      >
+                        {segment.label}
+                      </Link>
+                    </BreadcrumbLink>
+                  </HoverCardTrigger>
+                  <HoverCardContent side="bottom" align="start" className="w-auto">
+                    {segment.previewType === 'park' && (
+                      <ParkPreviewCard slug={segment.previewSlug} />
+                    )}
+                    {segment.previewType === 'company' && (
+                      <CompanyPreviewCard slug={segment.previewSlug} />
+                    )}
+                  </HoverCardContent>
+                </HoverCard>
+              ) : (
+                <BreadcrumbLink asChild>
+                  <Link 
+                    to={segment.href || '#'} 
+                    className="hover:text-primary transition-colors"
+                  >
+                    {segment.label}
+                  </Link>
+                </BreadcrumbLink>
+              )}
+            </BreadcrumbItem>
+          );
+        })}
+      </BreadcrumbList>
+    </Breadcrumb>
+  );
+}

src/components/preview/CompanyPreviewCard.tsx

@@ -0,0 +1,80 @@
+import { Building2, MapPin, Calendar } from 'lucide-react';
+import { useCompanyPreview } from '@/hooks/preview/useCompanyPreview';
+import { Badge } from '@/components/ui/badge';
+
+interface CompanyPreviewCardProps {
+  slug: string;
+}
+
+export function CompanyPreviewCard({ slug }: CompanyPreviewCardProps) {
+  const { data: company, isLoading } = useCompanyPreview(slug);
+
+  if (isLoading) {
+    return (
+      <div className="w-80">
+        <div className="animate-pulse space-y-3">
+          <div className="h-16 bg-muted rounded" />
+          <div className="h-4 bg-muted rounded w-3/4" />
+          <div className="h-4 bg-muted rounded w-1/2" />
+        </div>
+      </div>
+    );
+  }
+
+  if (!company) {
+    return (
+      <div className="w-80 p-4 text-center text-muted-foreground">
+        Company not found
+      </div>
+    );
+  }
+
+  const formatCompanyType = (type: string) => {
+    return type.split('_').map(word => word.charAt(0).toUpperCase() + word.slice(1)).join(' ');
+  };
+
+  return (
+    <div className="w-80 space-y-3">
+      {/* Header with logo */}
+      <div className="flex items-start gap-3">
+        {company.logo_url ? (
+          <img 
+            src={company.logo_url} 
+            alt={company.name}
+            className="w-12 h-12 object-contain rounded"
+          />
+        ) : (
+          <div className="w-12 h-12 bg-muted rounded flex items-center justify-center">
+            <Building2 className="w-6 h-6 text-muted-foreground" />
+          </div>
+        )}
+        <div className="flex-1 min-w-0">
+          <h3 className="font-semibold text-base line-clamp-1">{company.name}</h3>
+          <Badge variant="secondary" className="mt-1">
+            {formatCompanyType(company.company_type)}
+          </Badge>
+        </div>
+      </div>
+
+      {/* Location and Founded */}
+      <div className="space-y-2 text-sm">
+        {company.headquarters_location && (
+          <div className="flex items-center gap-2 text-muted-foreground">
+            <MapPin className="w-4 h-4 flex-shrink-0" />
+            <span className="line-clamp-1">{company.headquarters_location}</span>
+          </div>
+        )}
+        {company.founded_year && (
+          <div className="flex items-center gap-2 text-muted-foreground">
+            <Calendar className="w-4 h-4 flex-shrink-0" />
+            <span>Founded {company.founded_year}</span>
+          </div>
+        )}
+      </div>
+      
+      <p className="text-xs text-muted-foreground">
+        Click to view full details
+      </p>
+    </div>
+  );
+}

src/components/preview/ParkPreviewCard.tsx

@@ -0,0 +1,112 @@
+import { MapPin, Star, FerrisWheel, Zap } from 'lucide-react';
+import { useParkPreview } from '@/hooks/preview/useParkPreview';
+import { Badge } from '@/components/ui/badge';
+import { Separator } from '@/components/ui/separator';
+
+interface ParkPreviewCardProps {
+  slug: string;
+}
+
+export function ParkPreviewCard({ slug }: ParkPreviewCardProps) {
+  const { data: park, isLoading } = useParkPreview(slug);
+
+  if (isLoading) {
+    return (
+      <div className="w-80">
+        <div className="animate-pulse space-y-3">
+          <div className="h-32 bg-muted rounded" />
+          <div className="h-4 bg-muted rounded w-3/4" />
+          <div className="h-4 bg-muted rounded w-1/2" />
+        </div>
+      </div>
+    );
+  }
+
+  if (!park) {
+    return (
+      <div className="w-80 p-4 text-center text-muted-foreground">
+        Park not found
+      </div>
+    );
+  }
+
+  const getStatusColor = (status: string) => {
+    switch (status) {
+      case 'operating':
+        return 'bg-green-500/20 text-green-400 border-green-500/30';
+      case 'seasonal':
+        return 'bg-yellow-500/20 text-yellow-400 border-yellow-500/30';
+      case 'under_construction':
+        return 'bg-blue-500/20 text-blue-400 border-blue-500/30';
+      default:
+        return 'bg-red-500/20 text-red-400 border-red-500/30';
+    }
+  };
+
+  const formatParkType = (type: string) => {
+    return type.split('_').map(word => word.charAt(0).toUpperCase() + word.slice(1)).join(' ');
+  };
+
+  return (
+    <div className="w-80 space-y-3">
+      {/* Image */}
+      {park.card_image_url && (
+        <div className="aspect-video rounded-lg overflow-hidden bg-muted">
+          <img 
+            src={park.card_image_url} 
+            alt={park.name}
+            className="w-full h-full object-cover"
+          />
+        </div>
+      )}
+
+      {/* Header */}
+      <div>
+        <h3 className="font-semibold text-base line-clamp-1 mb-2">{park.name}</h3>
+        <div className="flex items-center gap-2 flex-wrap">
+          <Badge className={`${getStatusColor(park.status)} border text-xs`}>
+            {park.status.replace('_', ' ').toUpperCase()}
+          </Badge>
+          <Badge variant="outline" className="text-xs">
+            {formatParkType(park.park_type)}
+          </Badge>
+        </div>
+      </div>
+
+      {/* Location */}
+      {park.location && (
+        <div className="flex items-center gap-2 text-sm text-muted-foreground">
+          <MapPin className="w-4 h-4 flex-shrink-0" />
+          <span className="line-clamp-1">
+            {[park.location.city, park.location.state_province, park.location.country]
+              .filter(Boolean)
+              .join(', ')}
+          </span>
+        </div>
+      )}
+
+      <Separator />
+
+      {/* Stats */}
+      <div className="grid grid-cols-2 gap-3 text-sm">
+        <div className="flex items-center gap-2">
+          <FerrisWheel className="w-4 h-4 text-primary" />
+          <span className="font-medium">{park.ride_count || 0}</span>
+          <span className="text-muted-foreground">rides</span>
+        </div>
+        <div className="flex items-center gap-2">
+          <Zap className="w-4 h-4 text-accent" />
+          <span className="font-medium">{park.coaster_count || 0}</span>
+          <span className="text-muted-foreground">coasters</span>
+        </div>
+        {park.average_rating && park.average_rating > 0 && (
+          <div className="flex items-center gap-2 col-span-2">
+            <Star className="w-4 h-4 text-yellow-500 fill-yellow-500" />
+            <span className="font-medium">{park.average_rating.toFixed(1)}</span>
+            <span className="text-muted-foreground">({park.review_count} reviews)</span>
+          </div>
+        )}
+      </div>
+    </div>
+  );
+}

src/components/rides/RideListView.tsx

@@ -4,6 +4,9 @@ import { Badge } from '@/components/ui/badge';
 import { Button } from '@/components/ui/button';
 import { Ride } from '@/types/database';
 import { cn } from '@/lib/utils';
+import { Link } from 'react-router-dom';
+import { HoverCard, HoverCardContent, HoverCardTrigger } from '@/components/ui/hover-card';
+import { CompanyPreviewCard } from '@/components/preview/CompanyPreviewCard';
 
 interface RideListViewProps {
   rides: Ride[];
@@ -115,10 +118,19 @@ export function RideListView({ rides, onRideClick }: RideListViewProps) {
                       {formatCategory(ride.category)}
                     </Badge>
                     {ride.manufacturer && (
-                      <Badge variant="outline" className="text-xs backdrop-blur-sm border-accent/20 group-hover:border-accent/40 transition-colors duration-300">
-                        <Factory className="w-3 h-3 mr-1" />
-                        {ride.manufacturer.name}
-                      </Badge>
+                      <HoverCard openDelay={300}>
+                        <HoverCardTrigger asChild>
+                          <Link to={`/manufacturers/${ride.manufacturer.slug}`}>
+                            <Badge variant="outline" className="text-xs backdrop-blur-sm border-accent/20 group-hover:border-accent/40 transition-colors duration-300 hover:bg-accent/10 cursor-pointer">
+                              <Factory className="w-3 h-3 mr-1" />
+                              {ride.manufacturer.name}
+                            </Badge>
+                          </Link>
+                        </HoverCardTrigger>
+                        <HoverCardContent side="top" className="w-auto">
+                          <CompanyPreviewCard slug={ride.manufacturer.slug} />
+                        </HoverCardContent>
+                      </HoverCard>
                     )}
                   </div>
                 </div>

src/components/timeline/TimelineEventCard.tsx

@@ -17,7 +17,7 @@ interface TimelineEventCardProps {
 
 // ⚠️ IMPORTANT: Use parseDateForDisplay to prevent timezone shifts
 // YYYY-MM-DD strings must be interpreted as local dates, not UTC
-const formatEventDate = (date: string, precision: string = 'day') => {
+const formatEventDate = (date: string, precision: string = 'exact') => {
   const dateObj = parseDateForDisplay(date);
   
   switch (precision) {

src/components/timeline/TimelineEventEditorDialog.tsx

@@ -72,7 +72,7 @@ const timelineEventSchema = z.object({
   event_date: z.date({
     message: 'Event date is required',
   }),
-  event_date_precision: z.enum(['day', 'month', 'year']).default('day'),
+  event_date_precision: z.enum(['exact', 'month', 'year', 'decade', 'century', 'approximate']).default('exact'),
   title: z.string().min(1, 'Title is required').max(200, 'Title is too long'),
   description: z.string().max(1000, 'Description is too long').optional(),
   
@@ -133,7 +133,7 @@ export function TimelineEventEditorDialog({
     } : {
       event_type: 'milestone',
       event_date: new Date(),
-      event_date_precision: 'day',
+      event_date_precision: 'exact',
       title: '',
       description: '',
     },
@@ -319,9 +319,12 @@ export function TimelineEventEditorDialog({
                         </SelectTrigger>
                       </FormControl>
                       <SelectContent>
-                        <SelectItem value="day">Exact Day</SelectItem>
+                        <SelectItem value="exact">Exact Day</SelectItem>
                         <SelectItem value="month">Month Only</SelectItem>
                         <SelectItem value="year">Year Only</SelectItem>
+                        <SelectItem value="decade">Decade</SelectItem>
+                        <SelectItem value="century">Century</SelectItem>
+                        <SelectItem value="approximate">Approximate</SelectItem>
                       </SelectContent>
                     </Select>
                     <FormMessage />

src/components/ui/FormFieldWrapper.README.md

@@ -0,0 +1,264 @@
+# FormFieldWrapper Component
+
+A unified form field component that automatically provides hints, validation messages, and terminology tooltips based on field type.
+
+## Features
+
+- ✅ **Automatic hints** based on field type (speed, height, URL, email, etc.)
+- ✅ **Built-in validation** display with error messages
+- ✅ **Terminology tooltips** on labels (hover to see definitions)
+- ✅ **Character counting** for textareas
+- ✅ **50% less boilerplate** compared to manual field creation
+- ✅ **Type-safe** with TypeScript
+- ✅ **Consistent styling** across all forms
+
+## Quick Start
+
+### Before (Manual)
+```tsx
+<div className="space-y-2">
+  <Label htmlFor="website_url">Website URL</Label>
+  <Input
+    id="website_url"
+    type="url"
+    {...register('website_url')}
+    placeholder="https://..."
+  />
+  <p className="text-xs text-muted-foreground">
+    Official website URL (must start with https:// or http://)
+  </p>
+  {errors.website_url && (
+    <p className="text-sm text-destructive">{errors.website_url.message}</p>
+  )}
+</div>
+```
+
+### After (With FormFieldWrapper)
+```tsx
+<FormFieldWrapper
+  id="website_url"
+  label="Website URL"
+  fieldType="url"
+  error={errors.website_url?.message as string}
+  inputProps={{
+    ...register('website_url'),
+    placeholder: "https://..."
+  }}
+/>
+```
+
+## Basic Usage
+
+```tsx
+import { FormFieldWrapper } from '@/components/ui/form-field-wrapper';
+import { useForm } from 'react-hook-form';
+
+function MyForm() {
+  const { register, formState: { errors } } = useForm();
+  
+  return (
+    <form>
+      {/* Basic text input with automatic hint */}
+      <FormFieldWrapper
+        id="email"
+        label="Email Address"
+        fieldType="email"
+        required
+        error={errors.email?.message as string}
+        inputProps={{
+          ...register('email', { required: 'Email is required' }),
+          placeholder: "contact@example.com"
+        }}
+      />
+      
+      {/* Textarea with character count */}
+      <FormFieldWrapper
+        id="notes"
+        label="Notes for Reviewers"
+        fieldType="submission-notes"
+        optional
+        value={watch('notes')}
+        maxLength={1000}
+        error={errors.notes?.message as string}
+        textareaProps={{
+          ...register('notes'),
+          placeholder: "Add context...",
+          rows: 3
+        }}
+      />
+    </form>
+  );
+}
+```
+
+## With Terminology Tooltips
+
+```tsx
+<FormFieldWrapper
+  id="inversions"
+  label="Inversions"
+  fieldType="inversions"
+  termKey="inversion"  // Adds tooltip explaining what inversions are
+  error={errors.inversions?.message as string}
+  inputProps={{
+    ...register('inversions'),
+    type: "number",
+    placeholder: "e.g. 7"
+  }}
+/>
+```
+
+## Using Presets
+
+```tsx
+import { FormFieldWrapper, formFieldPresets } from '@/components/ui/form-field-wrapper';
+
+<FormFieldWrapper
+  {...formFieldPresets.sourceUrl({})}
+  id="source_url"
+  error={errors.source_url?.message as string}
+  inputProps={{
+    ...register('source_url'),
+    placeholder: "https://..."
+  }}
+/>
+```
+
+## Available Field Types
+
+- `url` - Website URLs with protocol hint
+- `email` - Email addresses with format hint
+- `phone` - Phone numbers with flexible format hint
+- `slug` - URL slugs with character restrictions
+- `height-requirement` - Height in cm with metric hint
+- `age-requirement` - Age requirements
+- `capacity` - Capacity per hour
+- `duration` - Duration in seconds
+- `speed` - Max speed (km/h)
+- `height` - Max height (meters)
+- `length` - Track length (meters)
+- `inversions` - Number of inversions
+- `g-force` - G-force values
+- `source-url` - Reference URL for verification
+- `submission-notes` - Notes for moderators (textarea with char count)
+
+## Available Presets
+
+```tsx
+formFieldPresets.websiteUrl({})
+formFieldPresets.email({})
+formFieldPresets.phone({})
+formFieldPresets.sourceUrl({})
+formFieldPresets.submissionNotes({})
+formFieldPresets.heightRequirement({})
+formFieldPresets.capacity({})
+formFieldPresets.duration({})
+formFieldPresets.speed({})
+formFieldPresets.height({})
+formFieldPresets.length({})
+formFieldPresets.inversions({})
+formFieldPresets.gForce({})
+```
+
+## Custom Hints
+
+Override automatic hints with custom text:
+
+```tsx
+<FormFieldWrapper
+  id="custom"
+  label="Custom Field"
+  fieldType="text"
+  hint="This is my custom hint that overrides any automatic hint"
+  inputProps={{...register('custom')}}
+/>
+```
+
+## Hide Hints
+
+```tsx
+<FormFieldWrapper
+  id="no_hint"
+  label="Field Without Hint"
+  fieldType="url"
+  hideHint
+  inputProps={{...register('no_hint')}}
+/>
+```
+
+## Migration Guide
+
+To migrate existing fields:
+
+1. **Identify the field structure** to replace
+2. **Choose appropriate `fieldType`** from the list above
+3. **Add `termKey`** if field relates to terminology
+4. **Replace** the entire div block with `FormFieldWrapper`
+
+Example migration:
+
+```tsx
+// BEFORE
+<div className="space-y-2">
+  <Label htmlFor="max_speed_kmh">Max Speed (km/h)</Label>
+  <Input
+    id="max_speed_kmh"
+    type="number"
+    {...register('max_speed_kmh')}
+    placeholder="e.g. 193"
+  />
+  <p className="text-xs text-muted-foreground">
+    Speed must be in km/h, between 0-500. Example: "193" for 193 km/h (120 mph)
+  </p>
+  {errors.max_speed_kmh && (
+    <p className="text-sm text-destructive">{errors.max_speed_kmh.message}</p>
+  )}
+</div>
+
+// AFTER
+<FormFieldWrapper
+  id="max_speed_kmh"
+  label="Max Speed (km/h)"
+  fieldType="speed"
+  termKey="kilometers-per-hour"
+  error={errors.max_speed_kmh?.message as string}
+  inputProps={{
+    ...register('max_speed_kmh'),
+    type: "number",
+    placeholder: "e.g. 193"
+  }}
+/>
+```
+
+## Demo
+
+View a live interactive demo at `/examples/form-field-wrapper` (in development mode) by visiting the `FormFieldWrapperDemo` component.
+
+## Props Reference
+
+| Prop | Type | Description |
+|------|------|-------------|
+| `id` | `string` | Field identifier (required) |
+| `label` | `string` | Field label text (required) |
+| `fieldType` | `FormFieldType` | Type for automatic hints |
+| `termKey` | `string` | Terminology key for tooltip |
+| `showTermIcon` | `boolean` | Show tooltip icon (default: true) |
+| `required` | `boolean` | Show required asterisk |
+| `optional` | `boolean` | Show optional badge |
+| `hint` | `string` | Custom hint (overrides automatic) |
+| `error` | `string` | Error message from validation |
+| `value` | `string \| number` | Current value for char counting |
+| `maxLength` | `number` | Max length for char counting |
+| `inputProps` | `InputProps` | Props to pass to Input |
+| `textareaProps` | `TextareaProps` | Props to pass to Textarea |
+| `className` | `string` | Additional wrapper classes |
+| `hideHint` | `boolean` | Hide automatic hint |
+
+## Benefits
+
+1. **Consistency** - All fields follow the same structure
+2. **Less Code** - ~50% reduction in boilerplate
+3. **Smart Defaults** - Automatic hints based on field type
+4. **Built-in Terminology** - Hover tooltips for technical terms
+5. **Easy Updates** - Change hints in one place, updates everywhere
+6. **Type Safety** - TypeScript ensures correct usage

src/components/ui/collapsible.tsx

@@ -1,9 +1,30 @@
+import * as React from "react";
 import * as CollapsiblePrimitive from "@radix-ui/react-collapsible";
+import { cn } from "@/lib/utils";
 
 const Collapsible = CollapsiblePrimitive.Root;
 
 const CollapsibleTrigger = CollapsiblePrimitive.CollapsibleTrigger;
 
-const CollapsibleContent = CollapsiblePrimitive.CollapsibleContent;
+const CollapsibleContent = React.forwardRef<
+  React.ElementRef<typeof CollapsiblePrimitive.Content>,
+  React.ComponentPropsWithoutRef<typeof CollapsiblePrimitive.Content>
+>(({ className, children, ...props }, ref) => (
+  <CollapsiblePrimitive.Content
+    ref={ref}
+    className={cn(
+      "overflow-hidden transition-all duration-300 ease-out",
+      "data-[state=closed]:animate-accordion-up",
+      "data-[state=open]:animate-accordion-down",
+      className
+    )}
+    {...props}
+  >
+    <div className="animate-fade-in">
+      {children}
+    </div>
+  </CollapsiblePrimitive.Content>
+));
+CollapsibleContent.displayName = "CollapsibleContent";
 
 export { Collapsible, CollapsibleTrigger, CollapsibleContent };

src/components/ui/flexible-date-display.tsx

@@ -11,7 +11,7 @@ interface FlexibleDateDisplayProps {
 
 export function FlexibleDateDisplay({ 
   date, 
-  precision = 'day', 
+  precision = 'exact', 
   fallback = 'Unknown',
   className 
 }: FlexibleDateDisplayProps) {
@@ -36,7 +36,16 @@ export function FlexibleDateDisplay({
     case 'month':
       formatted = format(dateObj, 'MMMM yyyy');
       break;
-    case 'day':
+    case 'decade':
+      formatted = `${Math.floor(dateObj.getFullYear() / 10) * 10}s`;
+      break;
+    case 'century':
+      formatted = `${Math.ceil(dateObj.getFullYear() / 100)}th century`;
+      break;
+    case 'approximate':
+      formatted = `circa ${format(dateObj, 'yyyy')}`;
+      break;
+    case 'exact':
     default:
       formatted = format(dateObj, 'PPP');
       break;

src/components/ui/flexible-date-input.tsx

@@ -1,6 +1,6 @@
 import * as React from "react";
 import { format } from "date-fns";
-import { CalendarIcon } from "lucide-react";
+import { CalendarIcon, Info } from "lucide-react";
 import { cn } from "@/lib/utils";
 import { Button } from "@/components/ui/button";
 import { DatePicker } from "@/components/ui/date-picker";
@@ -16,7 +16,7 @@ import {
 } from "@/components/ui/select";
 import { toDateOnly, toDateWithPrecision } from "@/lib/dateUtils";
 
-export type DatePrecision = 'day' | 'month' | 'year';
+export type DatePrecision = 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate';
 
 interface FlexibleDateInputProps {
   value?: Date;
@@ -34,7 +34,7 @@ interface FlexibleDateInputProps {
 
 export function FlexibleDateInput({
   value,
-  precision = 'day',
+  precision = 'exact',
   onChange,
   placeholder = "Select date",
   disabled = false,
@@ -71,13 +71,16 @@ export function FlexibleDateInput({
       let newDate: Date;
       switch (newPrecision) {
         case 'year':
+        case 'decade':
+        case 'century':
+        case 'approximate':
           newDate = new Date(year, 0, 1); // January 1st (local timezone)
           setYearValue(year.toString());
           break;
         case 'month':
           newDate = new Date(year, month, 1); // 1st of month (local timezone)
           break;
-        case 'day':
+        case 'exact':
         default:
           newDate = value; // Keep existing date
           break;
@@ -104,25 +107,47 @@ export function FlexibleDateInput({
   const getPlaceholderText = () => {
     switch (localPrecision) {
       case 'year':
+      case 'decade':
+      case 'century':
+      case 'approximate':
         return 'Enter year (e.g., 2005)';
       case 'month':
         return 'Select month and year';
-      case 'day':
+      case 'exact':
       default:
         return placeholder;
     }
   };
 
+  const getPrecisionHelpText = () => {
+    switch (localPrecision) {
+      case 'exact':
+        return 'Use when you know the specific day (e.g., June 15, 2010)';
+      case 'month':
+        return 'Use when you only know the month (e.g., June 2010)';
+      case 'year':
+        return 'Use when you only know the year (e.g., 2010)';
+      case 'decade':
+        return 'Use for events in a general decade (e.g., 1980s). Enter any year from that decade.';
+      case 'century':
+        return 'Use for very old dates spanning a century (e.g., 19th century). Enter any year from that century.';
+      case 'approximate':
+        return 'Use when the date is uncertain or estimated (e.g., circa 2010)';
+      default:
+        return '';
+    }
+  };
+
   return (
     <div className={cn("space-y-2", className)}>
       {label && <Label>{label}</Label>}
       
       <div className="flex gap-2">
         <div className="flex-1">
-          {localPrecision === 'day' && (
+          {(localPrecision === 'exact') && (
             <DatePicker
               date={value}
-              onSelect={(date) => onChange(date, 'day')}
+              onSelect={(date) => onChange(date, 'exact')}
               placeholder={getPlaceholderText()}
               disabled={disabled}
               disableFuture={disableFuture}
@@ -143,7 +168,7 @@ export function FlexibleDateInput({
             />
           )}
           
-          {localPrecision === 'year' && (
+          {(localPrecision === 'year' || localPrecision === 'decade' || localPrecision === 'century' || localPrecision === 'approximate') && (
             <Input
               type="number"
               value={yearValue}
@@ -166,12 +191,20 @@ export function FlexibleDateInput({
             <SelectValue />
           </SelectTrigger>
           <SelectContent>
-            <SelectItem value="day">Use Full Date</SelectItem>
-            <SelectItem value="month">Use Month/Year</SelectItem>
-            <SelectItem value="year">Use Year Only</SelectItem>
+            <SelectItem value="exact">Exact Day</SelectItem>
+            <SelectItem value="month">Month & Year</SelectItem>
+            <SelectItem value="year">Year Only</SelectItem>
+            <SelectItem value="decade">Decade</SelectItem>
+            <SelectItem value="century">Century</SelectItem>
+            <SelectItem value="approximate">Approximate</SelectItem>
           </SelectContent>
         </Select>
       </div>
+      
+      <div className="flex items-start gap-2 text-xs text-muted-foreground">
+        <Info className="h-3.5 w-3.5 mt-0.5 flex-shrink-0" />
+        <p>{getPrecisionHelpText()}</p>
+      </div>
     </div>
   );
 }

src/components/ui/form-field-wrapper.tsx

@@ -0,0 +1,413 @@
+import * as React from "react";
+import { Input } from "@/components/ui/input";
+import { Textarea } from "@/components/ui/textarea";
+import { Label } from "@/components/ui/label";
+import { TermTooltip } from "@/components/ui/term-tooltip";
+import { fieldHints } from "@/lib/enhancedValidation";
+import { cn } from "@/lib/utils";
+import { CheckCircle2, AlertCircle } from "lucide-react";
+
+/**
+ * Field types that automatically get hints and terminology support
+ */
+export type FormFieldType = 
+  | 'text' 
+  | 'number' 
+  | 'url' 
+  | 'email' 
+  | 'phone'
+  | 'textarea'
+  | 'slug'
+  | 'height-requirement'
+  | 'age-requirement'
+  | 'capacity'
+  | 'duration'
+  | 'speed'
+  | 'height'
+  | 'length'
+  | 'inversions'
+  | 'g-force'
+  | 'source-url'
+  | 'submission-notes';
+
+interface FormFieldWrapperProps {
+  /** Field identifier */
+  id: string;
+  
+  /** Field label text */
+  label: string;
+  
+  /** Field type - determines automatic hints and validation */
+  fieldType?: FormFieldType;
+  
+  /** Terminology key for tooltip (e.g., 'lsm', 'rmc') */
+  termKey?: string;
+  
+  /** Show tooltip icon on label */
+  showTermIcon?: boolean;
+  
+  /** Whether field is required */
+  required?: boolean;
+  
+  /** Whether field is optional (shows badge) */
+  optional?: boolean;
+  
+  /** Custom hint text (overrides automatic hint) */
+  hint?: string;
+  
+  /** Error message from validation (pass errors.field?.message) */
+  error?: string;
+  
+  /** Current value for character counting */
+  value?: string | number;
+  
+  /** Maximum length for character counting */
+  maxLength?: number;
+  
+  /** Input props to pass through */
+  inputProps?: React.ComponentProps<typeof Input>;
+  
+  /** Textarea props to pass through (when fieldType is 'textarea') */
+  textareaProps?: React.ComponentProps<typeof Textarea>;
+  
+  /** Additional className for wrapper */
+  className?: string;
+  
+  /** Hide automatic hint */
+  hideHint?: boolean;
+  
+  /** When to show validation feedback */
+  validationMode?: 'realtime' | 'onBlur';
+  
+  /** Callback when field is blurred (for onBlur mode) */
+  onBlur?: () => void;
+}
+
+/**
+ * Get automatic hint based on field type
+ */
+function getAutoHint(fieldType?: FormFieldType): string | undefined {
+  if (!fieldType) return undefined;
+  
+  const hintMap: Record<FormFieldType, string | undefined> = {
+    'text': undefined,
+    'number': undefined,
+    'url': fieldHints.websiteUrl,
+    'email': fieldHints.email,
+    'phone': fieldHints.phone,
+    'textarea': undefined,
+    'slug': fieldHints.slug,
+    'height-requirement': fieldHints.heightRequirement,
+    'age-requirement': fieldHints.ageRequirement,
+    'capacity': fieldHints.capacity,
+    'duration': fieldHints.duration,
+    'speed': fieldHints.speed,
+    'height': fieldHints.height,
+    'length': fieldHints.length,
+    'inversions': fieldHints.inversions,
+    'g-force': fieldHints.gForce,
+    'source-url': fieldHints.sourceUrl,
+    'submission-notes': fieldHints.submissionNotes,
+  };
+  
+  return hintMap[fieldType];
+}
+
+/**
+ * Get input type from field type
+ */
+function getInputType(fieldType?: FormFieldType): string {
+  if (!fieldType) return 'text';
+  
+  const typeMap: Record<FormFieldType, string> = {
+    'text': 'text',
+    'number': 'number',
+    'url': 'url',
+    'email': 'email',
+    'phone': 'tel',
+    'textarea': 'text',
+    'slug': 'text',
+    'height-requirement': 'number',
+    'age-requirement': 'number',
+    'capacity': 'number',
+    'duration': 'number',
+    'speed': 'number',
+    'height': 'number',
+    'length': 'number',
+    'inversions': 'number',
+    'g-force': 'number',
+    'source-url': 'url',
+    'submission-notes': 'text',
+  };
+  
+  return typeMap[fieldType] || 'text';
+}
+
+/**
+ * Unified form field wrapper with automatic hints, validation, and terminology
+ * 
+ * @example
+ * ```tsx
+ * <FormFieldWrapper
+ *   id="website_url"
+ *   label="Website URL"
+ *   fieldType="url"
+ *   error={errors.website_url?.message}
+ *   inputProps={{...register('website_url'), placeholder: "https://..."}}
+ * />
+ * ```
+ * 
+ * @example With terminology tooltip
+ * ```tsx
+ * <FormFieldWrapper
+ *   id="propulsion"
+ *   label="Propulsion Method"
+ *   fieldType="text"
+ *   termKey="lsm"
+ *   hint="Common: LSM Launch, Chain Lift, Hydraulic Launch"
+ *   inputProps={{...register('propulsion')}}
+ * />
+ * ```
+ * 
+ * @example Textarea with character count
+ * ```tsx
+ * <FormFieldWrapper
+ *   id="notes"
+ *   label="Notes"
+ *   fieldType="submission-notes"
+ *   optional
+ *   value={watch('notes')}
+ *   maxLength={1000}
+ *   textareaProps={{...register('notes'), rows: 3}}
+ * />
+ * ```
+ */
+export function FormFieldWrapper({
+  id,
+  label,
+  fieldType,
+  termKey,
+  showTermIcon = true,
+  required = false,
+  optional = false,
+  hint,
+  error,
+  value,
+  maxLength,
+  inputProps,
+  textareaProps,
+  className,
+  hideHint = false,
+  validationMode = 'realtime',
+  onBlur,
+}: FormFieldWrapperProps) {
+  const [hasBlurred, setHasBlurred] = React.useState(false);
+  const isTextarea = fieldType === 'textarea' || fieldType === 'submission-notes';
+  const autoHint = getAutoHint(fieldType);
+  const displayHint = hint || autoHint;
+  const inputType = getInputType(fieldType);
+  
+  // Character count for textareas with maxLength
+  const showCharCount = isTextarea && maxLength && typeof value === 'string';
+  const charCount = typeof value === 'string' ? value.length : 0;
+  
+  // Determine validation state
+  const shouldShowValidation = validationMode === 'realtime' || (validationMode === 'onBlur' && hasBlurred);
+  const hasValue = value !== undefined && value !== null && value !== '';
+  const isValid = shouldShowValidation && !error && hasValue;
+  const hasError = shouldShowValidation && !!error;
+  
+  // Blur handler
+  const handleBlur = (e: React.FocusEvent<HTMLInputElement | HTMLTextAreaElement>) => {
+    setHasBlurred(true);
+    if (validationMode === 'onBlur' && onBlur) {
+      onBlur();
+    }
+    // Call original onBlur if provided
+    if ('value' in e.target && textareaProps?.onBlur) {
+      textareaProps.onBlur(e as React.FocusEvent<HTMLTextAreaElement>);
+    } else if (inputProps?.onBlur) {
+      inputProps.onBlur(e as React.FocusEvent<HTMLInputElement>);
+    }
+  };
+  
+  return (
+    <div className={cn("space-y-2", className)} data-error={hasError ? "true" : undefined}>
+      {/* Label with optional terminology tooltip */}
+      <Label htmlFor={id} className="flex items-center gap-2">
+        {termKey ? (
+          <TermTooltip term={termKey} showIcon={showTermIcon}>
+            {label}
+          </TermTooltip>
+        ) : (
+          label
+        )}
+        {required && <span className="text-destructive">*</span>}
+        {optional && (
+          <span className="text-xs text-muted-foreground font-normal">
+            (Optional)
+          </span>
+        )}
+      </Label>
+      
+      {/* Input or Textarea with validation icons */}
+      <div className="relative">
+        {isTextarea ? (
+          <Textarea
+            id={id}
+            className={cn(
+              "pr-10 transition-all duration-300 ease-in-out",
+              "focus:ring-2 focus:ring-primary/20 focus:border-primary",
+              error && "border-destructive focus:ring-destructive/20",
+              isValid && "border-green-500/50 focus:ring-green-500/20"
+            )}
+            maxLength={maxLength}
+            onBlur={handleBlur}
+            {...textareaProps}
+          />
+        ) : (
+          <Input
+            id={id}
+            type={inputType}
+            className={cn(
+              "pr-10 transition-all duration-300 ease-in-out",
+              "focus:ring-2 focus:ring-primary/20 focus:border-primary",
+              error && "border-destructive focus:ring-destructive/20",
+              isValid && "border-green-500/50 focus:ring-green-500/20"
+            )}
+            maxLength={maxLength}
+            onBlur={handleBlur}
+            {...inputProps}
+          />
+        )}
+        
+        {/* Validation icon with animation */}
+        {(isValid || hasError) && (
+          <div className="absolute right-3 top-1/2 -translate-y-1/2 pointer-events-none">
+            {isValid && (
+              <CheckCircle2 className="h-4 w-4 text-green-500 animate-fade-in" />
+            )}
+            {hasError && (
+              <AlertCircle className="h-4 w-4 text-destructive animate-fade-in" />
+            )}
+          </div>
+        )}
+      </div>
+      
+      {/* Hint text (if not hidden and exists) */}
+      {!hideHint && displayHint && !error && (
+        <p className="text-xs text-muted-foreground animate-slide-in-down">
+          {displayHint}
+          {showCharCount && ` (${charCount}/${maxLength} characters)`}
+        </p>
+      )}
+      
+      {/* Character count only (when no hint) */}
+      {!hideHint && !displayHint && showCharCount && !error && (
+        <p className="text-xs text-muted-foreground">
+          {charCount}/{maxLength} characters
+        </p>
+      )}
+      
+      {/* Error message with animation */}
+      {error && (
+        <p className="text-sm text-destructive animate-slide-in-down">
+          {error}
+          {showCharCount && ` (${charCount}/${maxLength})`}
+        </p>
+      )}
+    </div>
+  );
+}
+
+/**
+ * Preset configurations for common field types
+ */
+export const formFieldPresets = {
+  websiteUrl: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'url' as FormFieldType,
+    label: 'Website URL',
+    validationMode: 'onBlur',
+    ...props,
+  }),
+  
+  email: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'email' as FormFieldType,
+    label: 'Email',
+    ...props,
+  }),
+  
+  phone: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'phone' as FormFieldType,
+    label: 'Phone Number',
+    ...props,
+  }),
+  
+  sourceUrl: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'source-url' as FormFieldType,
+    label: 'Source URL',
+    optional: true,
+    ...props,
+  }),
+  
+  submissionNotes: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'submission-notes' as FormFieldType,
+    label: 'Notes for Reviewers',
+    optional: true,
+    maxLength: 1000,
+    ...props,
+  }),
+  
+  heightRequirement: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'height-requirement' as FormFieldType,
+    label: 'Height Requirement',
+    ...props,
+  }),
+  
+  capacity: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'capacity' as FormFieldType,
+    label: 'Capacity per Hour',
+    ...props,
+  }),
+  
+  duration: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'duration' as FormFieldType,
+    label: 'Duration (seconds)',
+    ...props,
+  }),
+  
+  speed: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'speed' as FormFieldType,
+    label: 'Max Speed',
+    termKey: 'kilometers-per-hour',
+    ...props,
+  }),
+  
+  height: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'height' as FormFieldType,
+    label: 'Max Height',
+    termKey: 'meters',
+    ...props,
+  }),
+  
+  length: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'length' as FormFieldType,
+    label: 'Track Length',
+    termKey: 'meters',
+    ...props,
+  }),
+  
+  inversions: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'inversions' as FormFieldType,
+    label: 'Inversions',
+    termKey: 'inversion',
+    ...props,
+  }),
+  
+  gForce: (props: Partial<FormFieldWrapperProps>) => ({
+    fieldType: 'g-force' as FormFieldType,
+    label: 'Max G-Force',
+    termKey: 'g-force',
+    ...props,
+  }),
+};

src/components/ui/term-tooltip.tsx

@@ -0,0 +1,56 @@
+import { HelpCircle } from "lucide-react";
+import { Tooltip, TooltipContent, TooltipTrigger } from "@/components/ui/tooltip";
+import { getGlossaryTerm } from "@/lib/glossary";
+import { cn } from "@/lib/utils";
+
+interface TermTooltipProps {
+  term: string;
+  children: React.ReactNode;
+  inline?: boolean;
+  showIcon?: boolean;
+}
+
+export function TermTooltip({ term, children, inline = false, showIcon = true }: TermTooltipProps) {
+  const glossaryEntry = getGlossaryTerm(term);
+  
+  if (!glossaryEntry) {
+    return <>{children}</>;
+  }
+  
+  return (
+    <Tooltip>
+      <TooltipTrigger asChild>
+        <span className={cn(
+          "inline-flex items-center gap-1",
+          inline && "underline decoration-dotted cursor-help"
+        )}>
+          {children}
+          {showIcon && (
+            <HelpCircle className="inline-block w-3 h-3 text-muted-foreground" />
+          )}
+        </span>
+      </TooltipTrigger>
+      <TooltipContent className="max-w-xs" side="top">
+        <div className="space-y-1">
+          <div className="font-semibold text-sm">{glossaryEntry.term}</div>
+          <p className="text-xs text-muted-foreground capitalize">
+            {glossaryEntry.category.replace('-', ' ')}
+          </p>
+          <p className="text-sm">{glossaryEntry.definition}</p>
+          {glossaryEntry.example && (
+            <p className="text-xs text-muted-foreground italic pt-1">
+              Example: {glossaryEntry.example}
+            </p>
+          )}
+          {glossaryEntry.relatedTerms && glossaryEntry.relatedTerms.length > 0 && (
+            <p className="text-xs text-muted-foreground pt-1">
+              See also: {glossaryEntry.relatedTerms.map(t => 
+                getGlossaryTerm(t)?.term || t
+              ).join(', ')}
+            </p>
+          )}
+        </div>
+      </TooltipContent>
+    </Tooltip>
+  );
+}

src/components/ui/validated-input.tsx

@@ -0,0 +1,87 @@
+import * as React from "react";
+import { Check, AlertCircle } from "lucide-react";
+import { cn } from "@/lib/utils";
+import { Input } from "@/components/ui/input";
+import { useDebouncedCallback } from "use-debounce";
+
+export interface ValidatedInputProps extends React.ComponentProps<typeof Input> {
+  validation?: {
+    isValid?: boolean;
+    error?: string;
+    hint?: string;
+  };
+  showValidation?: boolean;
+  onValidate?: (value: string) => { isValid: boolean; error?: string };
+}
+
+const ValidatedInput = React.forwardRef<HTMLInputElement, ValidatedInputProps>(
+  ({ className, validation, showValidation = true, onValidate, onChange, ...props }, ref) => {
+    const [localValidation, setLocalValidation] = React.useState<{
+      isValid?: boolean;
+      error?: string;
+    }>({});
+    
+    const debouncedValidate = useDebouncedCallback((value: string) => {
+      if (onValidate) {
+        const result = onValidate(value);
+        setLocalValidation(result);
+      }
+    }, 300);
+    
+    const handleChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+      onChange?.(e);
+      if (onValidate && showValidation) {
+        debouncedValidate(e.target.value);
+      }
+    };
+    
+    const validationState = validation || localValidation;
+    const showSuccess = showValidation && validationState.isValid && props.value;
+    const showError = showValidation && validationState.error;
+    
+    return (
+      <div className="space-y-1">
+        <div className="relative">
+          <Input
+            ref={ref}
+            className={cn(
+              showError && "border-destructive focus-visible:ring-destructive",
+              showSuccess && "border-green-500 focus-visible:ring-green-500",
+              "pr-8",
+              className
+            )}
+            onChange={handleChange}
+            {...props}
+          />
+          {showValidation && props.value && (
+            <div className="absolute right-3 top-1/2 transform -translate-y-1/2">
+              {validationState.isValid && (
+                <Check className="w-4 h-4 text-green-500" />
+              )}
+              {validationState.error && (
+                <AlertCircle className="w-4 h-4 text-destructive" />
+              )}
+            </div>
+          )}
+        </div>
+        
+        {showValidation && validation?.hint && !validationState.error && (
+          <p className="text-xs text-muted-foreground">
+            {validation.hint}
+          </p>
+        )}
+        
+        {showError && (
+          <p className="text-xs text-destructive flex items-center gap-1">
+            <AlertCircle className="w-3 h-3" />
+            {validationState.error}
+          </p>
+        )}
+      </div>
+    );
+  }
+);
+
+ValidatedInput.displayName = "ValidatedInput";
+
+export { ValidatedInput };

src/components/versioning/RollbackDialog.tsx

@@ -1,30 +1,70 @@
-import { useState } from 'react';
+import { useState, useEffect } from 'react';
 import { Dialog, DialogContent, DialogDescription, DialogFooter, DialogHeader, DialogTitle } from '@/components/ui/dialog';
 import { Button } from '@/components/ui/button';
 import { Textarea } from '@/components/ui/textarea';
 import { Label } from '@/components/ui/label';
-import { AlertTriangle } from 'lucide-react';
+import { AlertTriangle, Plus, Minus, Edit } from 'lucide-react';
 import { Alert, AlertDescription } from '@/components/ui/alert';
+import { Accordion, AccordionContent, AccordionItem, AccordionTrigger } from '@/components/ui/accordion';
+import { ScrollArea } from '@/components/ui/scroll-area';
+import { Badge } from '@/components/ui/badge';
+import { Separator } from '@/components/ui/separator';
+import { useEntityVersions } from '@/hooks/useEntityVersions';
+import type { EntityType } from '@/types/versioning';
 
 interface RollbackDialogProps {
   open: boolean;
   onOpenChange: (open: boolean) => void;
   versionId: string;
-  entityType: string;
+  entityType: EntityType;
   entityId: string;
   entityName: string;
   onRollback: (reason: string) => Promise<void>;
 }
 
+interface VersionDiff {
+  [fieldName: string]: {
+    from: unknown;
+    to: unknown;
+  };
+}
+
 export function RollbackDialog({
   open,
   onOpenChange,
   versionId,
+  entityType,
+  entityId,
   entityName,
   onRollback,
 }: RollbackDialogProps) {
   const [reason, setReason] = useState('');
   const [loading, setLoading] = useState(false);
+  const [diff, setDiff] = useState<VersionDiff | null>(null);
+  const [diffLoading, setDiffLoading] = useState(false);
+  
+  const { versions, compareVersions } = useEntityVersions(entityType, entityId);
+  const currentVersion = versions[0]; // Most recent version
+
+  // Fetch diff when dialog opens
+  useEffect(() => {
+    const loadDiff = async () => {
+      if (open && versionId && currentVersion?.version_id) {
+        setDiffLoading(true);
+        try {
+          const result = await compareVersions(versionId, currentVersion.version_id);
+          setDiff(result as VersionDiff);
+        } catch (error) {
+          console.error('Failed to load diff:', error);
+          setDiff(null);
+        } finally {
+          setDiffLoading(false);
+        }
+      }
+    };
+
+    loadDiff();
+  }, [open, versionId, currentVersion?.version_id, compareVersions]);
 
   const handleRollback = async () => {
     if (!reason.trim()) return;
@@ -33,15 +73,32 @@ export function RollbackDialog({
     try {
       await onRollback(reason);
       setReason('');
+      setDiff(null);
       onOpenChange(false);
     } finally {
       setLoading(false);
     }
   };
 
+  const formatValue = (value: any): string => {
+    if (value === null || value === undefined) return 'null';
+    if (typeof value === 'boolean') return value ? 'true' : 'false';
+    if (typeof value === 'object') return JSON.stringify(value, null, 2);
+    return String(value);
+  };
+
+  const formatFieldName = (fieldName: string): string => {
+    return fieldName
+      .split('_')
+      .map(word => word.charAt(0).toUpperCase() + word.slice(1))
+      .join(' ');
+  };
+
+  const changedFieldCount = diff ? Object.keys(diff).length : 0;
+
   return (
     <Dialog open={open} onOpenChange={onOpenChange}>
-      <DialogContent>
+      <DialogContent className="max-w-3xl max-h-[85vh] overflow-y-auto">
         <DialogHeader>
           <DialogTitle>Restore Previous Version (Moderator Action)</DialogTitle>
           <DialogDescription>
@@ -56,6 +113,100 @@ export function RollbackDialog({
           </AlertDescription>
         </Alert>
 
+        {/* Preview Changes Section */}
+        <Accordion type="single" collapsible defaultValue="preview" className="border rounded-lg">
+          <AccordionItem value="preview" className="border-none">
+            <AccordionTrigger className="px-4 hover:no-underline">
+              <div className="flex items-center gap-2">
+                <span className="font-medium">Preview Changes</span>
+                {changedFieldCount > 0 && (
+                  <Badge variant="outline" className="bg-blue-500/10 text-blue-700 dark:text-blue-400">
+                    {changedFieldCount} field{changedFieldCount !== 1 ? 's' : ''} will change
+                  </Badge>
+                )}
+              </div>
+            </AccordionTrigger>
+            <AccordionContent className="px-4 pb-4">
+              <ScrollArea className="h-[300px] pr-4">
+                {diffLoading ? (
+                  <div className="flex items-center justify-center py-8">
+                    <div className="animate-spin rounded-full h-8 w-8 border-b-2 border-primary" />
+                  </div>
+                ) : diff && Object.keys(diff).length > 0 ? (
+                  <div className="space-y-3">
+                    {Object.entries(diff).map(([fieldName, changes]: [string, any]) => {
+                      const isAdded = changes.from === null;
+                      const isRemoved = changes.to === null;
+                      const isModified = changes.from !== null && changes.to !== null;
+
+                      return (
+                        <div key={fieldName} className="border rounded-md p-3 space-y-2">
+                          <div className="flex items-center gap-2">
+                            {isAdded && <Plus className="h-4 w-4 text-green-500" />}
+                            {isRemoved && <Minus className="h-4 w-4 text-red-500" />}
+                            {isModified && <Edit className="h-4 w-4 text-blue-500" />}
+                            <span className="font-medium text-sm">{formatFieldName(fieldName)}</span>
+                            <Badge
+                              variant="outline"
+                              className={
+                                isAdded
+                                  ? 'bg-green-500/10 text-green-700 dark:text-green-400'
+                                  : isRemoved
+                                  ? 'bg-red-500/10 text-red-700 dark:text-red-400'
+                                  : 'bg-blue-500/10 text-blue-700 dark:text-blue-400'
+                              }
+                            >
+                              {isAdded ? 'Added' : isRemoved ? 'Removed' : 'Modified'}
+                            </Badge>
+                          </div>
+
+                          <Separator />
+
+                          <div className="grid grid-cols-2 gap-3">
+                            {/* Current value (will be replaced) */}
+                            <div className="space-y-1">
+                              <div className="text-xs text-muted-foreground font-medium">Current</div>
+                              <div
+                                className={`p-2 rounded-md font-mono text-xs whitespace-pre-wrap ${
+                                  isRemoved
+                                    ? 'bg-red-500/10 text-red-700 dark:text-red-400 line-through'
+                                    : 'bg-muted'
+                                }`}
+                              >
+                                {formatValue(changes.to)}
+                              </div>
+                            </div>
+
+                            {/* Restored value */}
+                            <div className="space-y-1">
+                              <div className="text-xs text-muted-foreground font-medium">After Restore</div>
+                              <div
+                                className={`p-2 rounded-md font-mono text-xs whitespace-pre-wrap ${
+                                  isAdded
+                                    ? 'bg-green-500/10 text-green-700 dark:text-green-400 font-semibold'
+                                    : isModified
+                                    ? 'bg-blue-500/10 text-blue-700 dark:text-blue-400 font-semibold'
+                                    : 'bg-muted'
+                                }`}
+                              >
+                                {formatValue(changes.from)}
+                              </div>
+                            </div>
+                          </div>
+                        </div>
+                      );
+                    })}
+                  </div>
+                ) : (
+                  <div className="text-center py-8 text-muted-foreground">
+                    <p className="text-sm">No differences found</p>
+                  </div>
+                )}
+              </ScrollArea>
+            </AccordionContent>
+          </AccordionItem>
+        </Accordion>
+
         <div className="space-y-2">
           <Label htmlFor="rollback-reason">Reason for rollback *</Label>
           <Textarea

src/components/versioning/VersionIndicator.tsx

@@ -1,8 +1,7 @@
 import { useState } from 'react';
 import { Button } from '@/components/ui/button';
-import { Badge } from '@/components/ui/badge';
 import { Dialog, DialogContent, DialogHeader, DialogTitle } from '@/components/ui/dialog';
-import { History, Clock } from 'lucide-react';
+import { History } from 'lucide-react';
 import { formatDistanceToNow } from 'date-fns';
 import { EntityVersionHistory } from './EntityVersionHistory';
 import { useEntityVersions } from '@/hooks/useEntityVersions';
@@ -43,7 +42,7 @@ export function VersionIndicator({
         >
           <History className="h-4 w-4" />
           <span className="text-xs text-muted-foreground">
-            v{currentVersion.version_number}
+            History
           </span>
         </Button>
 
@@ -66,10 +65,6 @@ export function VersionIndicator({
   return (
     <>
       <div className="flex items-center gap-3">
-        <Badge variant="outline" className="gap-1.5">
-          <Clock className="h-3 w-3" />
-          Version {currentVersion.version_number}
-        </Badge>
         <span className="text-sm text-muted-foreground">
           Last edited {timeAgo}
         </span>

src/hooks/admin/useDatabaseMaintenance.ts

@@ -0,0 +1,135 @@
+import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
+import { supabase } from '@/integrations/supabase/client';
+import { queryKeys } from '@/lib/queryKeys';
+import { toast } from 'sonner';
+
+export interface MaintenanceTable {
+  table_name: string;
+  row_count: number;
+  table_size: string;
+  indexes_size: string;
+  total_size: string;
+}
+
+export interface MaintenanceResult {
+  table_name: string;
+  operation: string;
+  started_at: string;
+  completed_at: string;
+  duration_ms: number;
+  success: boolean;
+  error?: string;
+}
+
+export function useMaintenanceTables() {
+  return useQuery({
+    queryKey: queryKeys.admin.maintenanceTables(),
+    queryFn: async () => {
+      const { data, error } = await supabase.rpc('get_maintenance_tables');
+
+      if (error) throw error;
+
+      return data as unknown as MaintenanceTable[];
+    },
+    staleTime: 2 * 60 * 1000, // 2 minutes
+  });
+}
+
+export function useVacuumTable() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: async (tableName: string) => {
+      const { data, error } = await supabase.rpc('run_vacuum_table', {
+        table_name: tableName,
+      });
+
+      if (error) throw error;
+
+      return data as unknown as MaintenanceResult;
+    },
+    onSuccess: (result) => {
+      if (result.success) {
+        toast.success(`Vacuum completed on ${result.table_name}`, {
+          description: `Duration: ${Math.round(result.duration_ms)}ms`,
+        });
+      } else {
+        toast.error(`Vacuum failed on ${result.table_name}`, {
+          description: result.error,
+        });
+      }
+      queryClient.invalidateQueries({ queryKey: queryKeys.admin.maintenanceTables() });
+    },
+    onError: (error: Error) => {
+      toast.error('Vacuum operation failed', {
+        description: error.message,
+      });
+    },
+  });
+}
+
+export function useAnalyzeTable() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: async (tableName: string) => {
+      const { data, error } = await supabase.rpc('run_analyze_table', {
+        table_name: tableName,
+      });
+
+      if (error) throw error;
+
+      return data as unknown as MaintenanceResult;
+    },
+    onSuccess: (result) => {
+      if (result.success) {
+        toast.success(`Analyze completed on ${result.table_name}`, {
+          description: `Duration: ${Math.round(result.duration_ms)}ms`,
+        });
+      } else {
+        toast.error(`Analyze failed on ${result.table_name}`, {
+          description: result.error,
+        });
+      }
+      queryClient.invalidateQueries({ queryKey: queryKeys.admin.maintenanceTables() });
+    },
+    onError: (error: Error) => {
+      toast.error('Analyze operation failed', {
+        description: error.message,
+      });
+    },
+  });
+}
+
+export function useReindexTable() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: async (tableName: string) => {
+      const { data, error } = await supabase.rpc('run_reindex_table', {
+        table_name: tableName,
+      });
+
+      if (error) throw error;
+
+      return data as unknown as MaintenanceResult;
+    },
+    onSuccess: (result) => {
+      if (result.success) {
+        toast.success(`Reindex completed on ${result.table_name}`, {
+          description: `Duration: ${Math.round(result.duration_ms)}ms`,
+        });
+      } else {
+        toast.error(`Reindex failed on ${result.table_name}`, {
+          description: result.error,
+        });
+      }
+      queryClient.invalidateQueries({ queryKey: queryKeys.admin.maintenanceTables() });
+    },
+    onError: (error: Error) => {
+      toast.error('Reindex operation failed', {
+        description: error.message,
+      });
+    },
+  });
+}

src/hooks/moderation/useModerationActions.ts

@@ -86,7 +86,7 @@ export function useModerationActions(config: ModerationActionsConfig): Moderatio
     itemIds: string[],
     userId?: string,
     maxConflictRetries: number = 3,
-    timeoutMs: number = 30000
+    timeoutMs: number = 60000 // Increased from 30s to 60s
   ): Promise<{
     data: T | null;
     error: any;
@@ -337,7 +337,7 @@ export function useModerationActions(config: ModerationActionsConfig): Moderatio
               submissionItems.map((i) => i.id),
               config.user?.id,
               3, // Max 3 conflict retries
-              30000 // 30s timeout
+              60000 // 60s timeout (increased for slow queries)
             );
             
             // Log retry attempts
@@ -393,7 +393,7 @@ export function useModerationActions(config: ModerationActionsConfig): Moderatio
               submissionItems.map((i) => i.id),
               config.user?.id,
               3, // Max 3 conflict retries
-              30000 // 30s timeout
+              60000 // 60s timeout (increased for slow queries)
             );
             
             // Log retry attempts

src/hooks/moderation/useModerationFilters.ts

@@ -12,7 +12,7 @@ import { useState, useCallback, useEffect } from 'react';
 import { useDebounce } from '@/hooks/useDebounce';
 import { logger } from '@/lib/logger';
 import { MODERATION_CONSTANTS } from '@/lib/moderation/constants';
-import type { EntityFilter, StatusFilter, QueueTab, SortConfig, SortField } from '@/types/moderation';
+import type { EntityFilter, StatusFilter, QueueTab, SortConfig, SortField, ApprovalDateRangeFilter } from '@/types/moderation';
 import * as storage from '@/lib/localStorage';
 
 export interface ModerationFiltersConfig {
@@ -36,6 +36,9 @@ export interface ModerationFiltersConfig {
   
   /** Initial sort configuration */
   initialSortConfig?: SortConfig;
+  
+  /** Initial approval date range filter */
+  initialApprovalDateRange?: ApprovalDateRangeFilter;
 }
 
 export interface ModerationFilters {
@@ -87,6 +90,15 @@ export interface ModerationFilters {
   /** Reset sort to default */
   resetSort: () => void;
   
+  /** Approval date range filter (immediate) */
+  approvalDateRange: ApprovalDateRangeFilter;
+  
+  /** Debounced approval date range (use this for queries) */
+  debouncedApprovalDateRange: ApprovalDateRangeFilter;
+  
+  /** Set approval date range */
+  setApprovalDateRange: (range: ApprovalDateRangeFilter) => void;
+  
   /** Reset pagination to page 1 (callback) */
   onFilterChange?: () => void;
 }
@@ -121,6 +133,7 @@ export function useModerationFilters(
     persist = true,
     storageKey = 'moderationQueue_filters',
     initialSortConfig = { field: 'created_at', direction: 'asc' },
+    initialApprovalDateRange = { from: null, to: null },
     onFilterChange,
   } = config;
 
@@ -174,6 +187,9 @@ export function useModerationFilters(
 
   // Sort state
   const [sortConfig, setSortConfigState] = useState<SortConfig>(loadPersistedSort);
+  
+  // Approval date range state
+  const [approvalDateRange, setApprovalDateRangeState] = useState<ApprovalDateRangeFilter>(initialApprovalDateRange);
 
   // Debounced filters for API calls
   const debouncedEntityFilter = useDebounce(entityFilter, debounceDelay);
@@ -181,6 +197,9 @@ export function useModerationFilters(
   
   // Debounced sort (0ms for immediate feedback)
   const debouncedSortConfig = useDebounce(sortConfig, 0);
+  
+  // Debounced approval date range
+  const debouncedApprovalDateRange = useDebounce(approvalDateRange, debounceDelay);
 
   // Persist filters to localStorage
   useEffect(() => {
@@ -246,6 +265,13 @@ export function useModerationFilters(
   const resetSort = useCallback(() => {
     setSortConfigState(initialSortConfig);
   }, [initialSortConfig]);
+  
+  // Set approval date range with logging and pagination reset
+  const setApprovalDateRange = useCallback((range: ApprovalDateRangeFilter) => {
+    logger.log('🔍 Approval date range changed:', range);
+    setApprovalDateRangeState(range);
+    onFilterChange?.();
+  }, [onFilterChange]);
 
   // Clear all filters
   const clearFilters = useCallback(() => {
@@ -254,7 +280,8 @@ export function useModerationFilters(
     setStatusFilterState(initialStatusFilter);
     setActiveTabState(initialTab);
     setSortConfigState(initialSortConfig);
-  }, [initialEntityFilter, initialStatusFilter, initialTab, initialSortConfig]);
+    setApprovalDateRangeState(initialApprovalDateRange);
+  }, [initialEntityFilter, initialStatusFilter, initialTab, initialSortConfig, initialApprovalDateRange]);
 
   // Check if non-default filters are active
   const hasActiveFilters =
@@ -262,7 +289,9 @@ export function useModerationFilters(
     statusFilter !== initialStatusFilter ||
     activeTab !== initialTab ||
     sortConfig.field !== initialSortConfig.field ||
-    sortConfig.direction !== initialSortConfig.direction;
+    sortConfig.direction !== initialSortConfig.direction ||
+    approvalDateRange.from !== null ||
+    approvalDateRange.to !== null;
 
   // Return without useMemo wrapper (OPTIMIZED)
   return {
@@ -282,6 +311,9 @@ export function useModerationFilters(
     sortBy,
     toggleSortDirection,
     resetSort,
+    approvalDateRange,
+    debouncedApprovalDateRange,
+    setApprovalDateRange,
     onFilterChange,
   };
 }

src/hooks/moderation/useModerationQueueManager.ts

@@ -174,6 +174,7 @@ export function useModerationQueueManager(config: ModerationQueueManagerConfig):
     currentPage: pagination.currentPage,
     pageSize: pagination.pageSize,
     sortConfig: filters.debouncedSortConfig,
+    approvalDateRange: filters.debouncedApprovalDateRange,
     enabled: !!user,
   });
 

src/hooks/moderation/useQueueQuery.ts

@@ -98,6 +98,12 @@ export interface UseQueueQueryConfig {
     direction: SortDirection;
   };
   
+  /** Approval date range filter */
+  approvalDateRange?: {
+    from: Date | null;
+    to: Date | null;
+  };
+  
   /** Whether query is enabled (defaults to true) */
   enabled?: boolean;
 }
@@ -145,6 +151,7 @@ export function useQueueQuery(config: UseQueueQueryConfig): UseQueueQueryReturn
     currentPage: config.currentPage,
     pageSize: config.pageSize,
     sortConfig: config.sortConfig,
+    approvalDateRange: config.approvalDateRange,
   };
   
   // Create stable query key (TanStack Query uses this for caching/deduplication)
@@ -161,6 +168,8 @@ export function useQueueQuery(config: UseQueueQueryConfig): UseQueueQueryReturn
     config.pageSize,
     config.sortConfig.field,
     config.sortConfig.direction,
+    config.approvalDateRange?.from?.toISOString(),
+    config.approvalDateRange?.to?.toISOString(),
   ];
   
   // Execute query

src/hooks/preview/useCompanyPreview.ts

@@ -0,0 +1,36 @@
+import { useQuery } from '@tanstack/react-query';
+import { supabase } from '@/lib/supabaseClient';
+import { queryKeys } from '@/lib/queryKeys';
+
+/**
+ * Hook to fetch company preview data for hover cards
+ */
+export function useCompanyPreview(slug: string | undefined, enabled = true) {
+  return useQuery({
+    queryKey: queryKeys.companies.detail(slug || ''),
+    queryFn: async () => {
+      if (!slug) throw new Error('Slug is required');
+
+      const { data, error } = await supabase
+        .from('companies')
+        .select(`
+          id,
+          name,
+          slug,
+          company_type,
+          person_type,
+          headquarters_location,
+          founded_year,
+          logo_url
+        `)
+        .eq('slug', slug)
+        .maybeSingle();
+
+      if (error) throw error;
+      return data;
+    },
+    enabled: enabled && !!slug,
+    staleTime: 5 * 60 * 1000, // 5 minutes
+    gcTime: 15 * 60 * 1000, // 15 minutes
+  });
+}

src/hooks/preview/useParkPreview.ts

@@ -0,0 +1,39 @@
+import { useQuery } from '@tanstack/react-query';
+import { supabase } from '@/lib/supabaseClient';
+import { queryKeys } from '@/lib/queryKeys';
+
+/**
+ * Hook to fetch park preview data for hover cards
+ */
+export function useParkPreview(slug: string | undefined, enabled = true) {
+  return useQuery({
+    queryKey: queryKeys.parks.detail(slug || ''),
+    queryFn: async () => {
+      if (!slug) throw new Error('Slug is required');
+
+      const { data, error } = await supabase
+        .from('parks')
+        .select(`
+          id,
+          name,
+          slug,
+          park_type,
+          status,
+          card_image_url,
+          ride_count,
+          coaster_count,
+          average_rating,
+          review_count,
+          location:locations(city, state_province, country)
+        `)
+        .eq('slug', slug)
+        .maybeSingle();
+
+      if (error) throw error;
+      return data;
+    },
+    enabled: enabled && !!slug,
+    staleTime: 5 * 60 * 1000, // 5 minutes
+    gcTime: 15 * 60 * 1000, // 15 minutes
+  });
+}

src/hooks/useAdminDatabaseStats.ts

@@ -1,9 +1,13 @@
 import { useQuery } from '@tanstack/react-query';
+import { useLocation } from 'react-router-dom';
 import { supabase } from '@/integrations/supabase/client';
 import { queryKeys } from '@/lib/queryKeys';
 import type { DatabaseStatistics } from '@/types/database-stats';
 
 export function useAdminDatabaseStats() {
+  const location = useLocation();
+  const isAdminPage = location.pathname.startsWith('/admin');
+
   return useQuery({
     queryKey: queryKeys.admin.databaseStats(),
     queryFn: async () => {
@@ -15,7 +19,8 @@ export function useAdminDatabaseStats() {
 
       return data as unknown as DatabaseStatistics;
     },
+    enabled: isAdminPage, // Only run query on admin pages
     staleTime: 5 * 60 * 1000, // 5 minutes
-    refetchInterval: 60 * 1000, // Auto-refetch every 60 seconds
+    refetchInterval: isAdminPage ? 60 * 1000 : false, // Only refetch on admin pages
   });
 }

src/hooks/useDataCompleteness.ts

@@ -6,12 +6,15 @@
  */
 
 import { useQuery, useQueryClient } from '@tanstack/react-query';
+import { useLocation } from 'react-router-dom';
 import { supabase } from '@/integrations/supabase/client';
 import { useEffect } from 'react';
 import type { CompletenessAnalysis, CompletenessFilters } from '@/types/data-completeness';
 import { handleError } from '@/lib/errorHandler';
 
 export function useDataCompleteness(filters: CompletenessFilters = {}) {
+  const location = useLocation();
+  const isAdminPage = location.pathname.startsWith('/admin');
   const queryClient = useQueryClient();
 
   const query = useQuery({
@@ -40,6 +43,7 @@ export function useDataCompleteness(filters: CompletenessFilters = {}) {
         throw error;
       }
     },
+    enabled: isAdminPage, // Only run on admin pages
     staleTime: 5 * 60 * 1000, // Cache for 5 minutes
     refetchOnWindowFocus: false,
   });

src/hooks/useDetailedViewState.ts

@@ -0,0 +1,129 @@
+import { useState, useEffect } from 'react';
+import { logger } from '@/lib/logger';
+import { useAuth } from '@/hooks/useAuth';
+import { supabase } from '@/lib/supabaseClient';
+import { handleNonCriticalError } from '@/lib/errorHandler';
+import type { Json } from '@/integrations/supabase/types';
+
+const STORAGE_KEY = 'detailed-view-collapsed';
+
+interface ModerationPreferences {
+  detailed_view_collapsed: boolean;
+}
+
+interface UseDetailedViewStateReturn {
+  isCollapsed: boolean;
+  toggle: () => void;
+  setCollapsed: (value: boolean) => void;
+  loading: boolean;
+}
+
+/**
+ * Hook to manage detailed view collapsed/expanded state
+ * Persists to database for authenticated users, localStorage for guests
+ * Defaults to collapsed to reduce visual clutter
+ */
+export function useDetailedViewState(): UseDetailedViewStateReturn {
+  const { user } = useAuth();
+  const [isCollapsed, setIsCollapsed] = useState<boolean>(true);
+  const [loading, setLoading] = useState(true);
+
+  // Load preferences on mount
+  useEffect(() => {
+    loadPreferences();
+  }, [user]);
+
+  const loadPreferences = async () => {
+    try {
+      if (user) {
+        // Load from database for authenticated users
+        const { data, error } = await supabase
+          .from('user_preferences')
+          .select('moderation_preferences')
+          .eq('user_id', user.id)
+          .maybeSingle();
+
+        if (error && error.code !== 'PGRST116') {
+          handleNonCriticalError(error, {
+            action: 'Load moderation preferences',
+            userId: user.id,
+          });
+        }
+
+        // Type assertion needed until Supabase regenerates types after migration
+        const preferences = (data as any)?.moderation_preferences;
+        if (preferences) {
+          const prefs = preferences as ModerationPreferences;
+          setIsCollapsed(prefs.detailed_view_collapsed ?? true);
+        }
+      } else {
+        // Load from localStorage for guests
+        try {
+          const stored = localStorage.getItem(STORAGE_KEY);
+          setIsCollapsed(stored ? JSON.parse(stored) : true);
+        } catch (error) {
+          logger.warn('Error reading detailed view state from localStorage', { error });
+        }
+      }
+    } catch (error) {
+      logger.warn('Error loading detailed view preferences', { error });
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const savePreferences = async (collapsed: boolean) => {
+    try {
+      if (user) {
+        // Save to database for authenticated users
+        const moderationPrefs: ModerationPreferences = {
+          detailed_view_collapsed: collapsed,
+        };
+
+        const { error } = await supabase
+          .from('user_preferences')
+          .upsert({
+            user_id: user.id,
+            moderation_preferences: moderationPrefs as unknown as Json,
+            updated_at: new Date().toISOString(),
+          }, {
+            onConflict: 'user_id',
+          });
+
+        if (error) {
+          handleNonCriticalError(error, {
+            action: 'Save moderation preferences',
+            userId: user.id,
+          });
+        }
+      } else {
+        // Save to localStorage for guests
+        try {
+          localStorage.setItem(STORAGE_KEY, JSON.stringify(collapsed));
+        } catch (error) {
+          logger.warn('Error saving detailed view state to localStorage', { error });
+        }
+      }
+    } catch (error) {
+      logger.warn('Error saving detailed view preferences', { error });
+    }
+  };
+
+  const toggle = () => {
+    const newValue = !isCollapsed;
+    setIsCollapsed(newValue);
+    savePreferences(newValue);
+  };
+  
+  const setCollapsed = (value: boolean) => {
+    setIsCollapsed(value);
+    savePreferences(value);
+  };
+
+  return {
+    isCollapsed,
+    toggle,
+    setCollapsed,
+    loading,
+  };
+}

src/hooks/useRecentAdditions.ts

@@ -1,10 +1,14 @@
 import { useQuery } from '@tanstack/react-query';
+import { useLocation } from 'react-router-dom';
 import { supabase } from '@/integrations/supabase/client';
 import { queryKeys } from '@/lib/queryKeys';
 import type { RecentAddition } from '@/types/database-stats';
 import { useEffect } from 'react';
 
 export function useRecentAdditions(limit: number = 50, entityTypeFilter?: string) {
+  const location = useLocation();
+  const isAdminPage = location.pathname.startsWith('/admin');
+
   const query = useQuery({
     queryKey: queryKeys.admin.recentAdditions(limit),
     queryFn: async () => {
@@ -18,8 +22,9 @@ export function useRecentAdditions(limit: number = 50, entityTypeFilter?: string
 
       return data as unknown as RecentAddition[];
     },
+    enabled: isAdminPage, // Only run query on admin pages
     staleTime: 2 * 60 * 1000, // 2 minutes
-    refetchInterval: 30 * 1000, // Auto-refetch every 30 seconds
+    refetchInterval: isAdminPage ? 30 * 1000 : false, // Only refetch on admin pages
   });
 
   // Set up real-time subscriptions
@@ -51,7 +56,7 @@ export function useRecentAdditions(limit: number = 50, entityTypeFilter?: string
         .subscribe(),
       supabase
         .channel('recent_additions_photos')
-        .on('postgres_changes', { event: 'INSERT', schema: 'public', table: 'entity_photos' }, () => {
+        .on('postgres_changes', { event: 'INSERT', schema: 'public', table: 'photos' }, () => {
           query.refetch();
         })
         .subscribe(),

src/integrations/supabase/types.ts

@@ -1872,6 +1872,13 @@ export type Database = {
           item_id?: string
         }
         Relationships: [
+          {
+            foreignKeyName: "item_edit_history_item_id_fkey"
+            columns: ["item_id"]
+            isOneToOne: false
+            referencedRelation: "approval_history_detailed"
+            referencedColumns: ["item_id"]
+          },
           {
             foreignKeyName: "item_edit_history_item_id_fkey"
             columns: ["item_id"]
@@ -5682,6 +5689,13 @@ export type Database = {
           submission_item_id?: string
         }
         Relationships: [
+          {
+            foreignKeyName: "submission_item_temp_refs_submission_item_id_fkey"
+            columns: ["submission_item_id"]
+            isOneToOne: false
+            referencedRelation: "approval_history_detailed"
+            referencedColumns: ["item_id"]
+          },
           {
             foreignKeyName: "submission_item_temp_refs_submission_item_id_fkey"
             columns: ["submission_item_id"]
@@ -5694,6 +5708,7 @@ export type Database = {
       submission_items: {
         Row: {
           action_type: string | null
+          approved_at: string | null
           approved_entity_id: string | null
           company_submission_id: string | null
           created_at: string
@@ -5714,6 +5729,7 @@ export type Database = {
         }
         Insert: {
           action_type?: string | null
+          approved_at?: string | null
           approved_entity_id?: string | null
           company_submission_id?: string | null
           created_at?: string
@@ -5734,6 +5750,7 @@ export type Database = {
         }
         Update: {
           action_type?: string | null
+          approved_at?: string | null
           approved_entity_id?: string | null
           company_submission_id?: string | null
           created_at?: string
@@ -5760,6 +5777,13 @@ export type Database = {
             referencedRelation: "company_submissions"
             referencedColumns: ["id"]
           },
+          {
+            foreignKeyName: "submission_items_depends_on_fkey"
+            columns: ["depends_on"]
+            isOneToOne: false
+            referencedRelation: "approval_history_detailed"
+            referencedColumns: ["item_id"]
+          },
           {
             foreignKeyName: "submission_items_depends_on_fkey"
             columns: ["depends_on"]
@@ -5931,6 +5955,13 @@ export type Database = {
           test_session_id?: string | null
         }
         Relationships: [
+          {
+            foreignKeyName: "test_data_registry_submission_item_id_fkey"
+            columns: ["submission_item_id"]
+            isOneToOne: false
+            referencedRelation: "approval_history_detailed"
+            referencedColumns: ["item_id"]
+          },
           {
             foreignKeyName: "test_data_registry_submission_item_id_fkey"
             columns: ["submission_item_id"]
@@ -6306,6 +6337,76 @@ export type Database = {
         }
         Relationships: []
       }
+      approval_history_detailed: {
+        Row: {
+          action_type: string | null
+          approval_time_seconds: number | null
+          approved_at: string | null
+          approved_entity_id: string | null
+          approver_avatar_url: string | null
+          approver_display_name: string | null
+          approver_id: string | null
+          approver_username: string | null
+          created_at: string | null
+          entity_name: string | null
+          entity_slug: string | null
+          item_id: string | null
+          item_type: string | null
+          status: string | null
+          submission_id: string | null
+          submission_type: string | null
+          submitted_at: string | null
+          submitter_avatar_url: string | null
+          submitter_display_name: string | null
+          submitter_id: string | null
+          submitter_username: string | null
+          updated_at: string | null
+        }
+        Relationships: [
+          {
+            foreignKeyName: "content_submissions_reviewer_id_fkey"
+            columns: ["approver_id"]
+            isOneToOne: false
+            referencedRelation: "filtered_profiles"
+            referencedColumns: ["user_id"]
+          },
+          {
+            foreignKeyName: "content_submissions_reviewer_id_fkey"
+            columns: ["approver_id"]
+            isOneToOne: false
+            referencedRelation: "profiles"
+            referencedColumns: ["user_id"]
+          },
+          {
+            foreignKeyName: "content_submissions_user_id_fkey"
+            columns: ["submitter_id"]
+            isOneToOne: false
+            referencedRelation: "filtered_profiles"
+            referencedColumns: ["user_id"]
+          },
+          {
+            foreignKeyName: "content_submissions_user_id_fkey"
+            columns: ["submitter_id"]
+            isOneToOne: false
+            referencedRelation: "profiles"
+            referencedColumns: ["user_id"]
+          },
+          {
+            foreignKeyName: "submission_items_submission_id_fkey"
+            columns: ["submission_id"]
+            isOneToOne: false
+            referencedRelation: "content_submissions"
+            referencedColumns: ["id"]
+          },
+          {
+            foreignKeyName: "submission_items_submission_id_fkey"
+            columns: ["submission_id"]
+            isOneToOne: false
+            referencedRelation: "moderation_queue_with_entities"
+            referencedColumns: ["id"]
+          },
+        ]
+      }
       data_retention_stats: {
         Row: {
           last_30_days: number | null
@@ -6628,17 +6729,19 @@ export type Database = {
       }
     }
     Functions: {
-      analyze_data_completeness: {
-        Args: {
-          p_entity_type?: string
-          p_limit?: number
-          p_max_score?: number
-          p_min_score?: number
-          p_missing_category?: string
-          p_offset?: number
-        }
-        Returns: Json
-      }
+      analyze_data_completeness:
+        | {
+            Args: {
+              p_entity_type?: string
+              p_limit?: number
+              p_max_score?: number
+              p_min_score?: number
+              p_missing_category?: string
+              p_offset?: number
+            }
+            Returns: Json
+          }
+        | { Args: never; Returns: Json }
       anonymize_user_submissions: {
         Args: { target_user_id: string }
         Returns: undefined
@@ -6816,6 +6919,7 @@ export type Database = {
         Returns: string
       }
       extract_cf_image_id: { Args: { url: string }; Returns: string }
+      filter_jsonb_array_nulls: { Args: { arr: Json }; Returns: Json }
       generate_deletion_confirmation_code: { Args: never; Returns: string }
       generate_incident_number: { Args: never; Returns: string }
       generate_notification_idempotency_key: {
@@ -6828,6 +6932,40 @@ export type Database = {
         Returns: string
       }
       generate_ticket_number: { Args: never; Returns: string }
+      get_approval_history: {
+        Args: {
+          p_approver_id?: string
+          p_from_date?: string
+          p_item_type?: string
+          p_limit?: number
+          p_offset?: number
+          p_to_date?: string
+        }
+        Returns: {
+          action_type: string
+          approval_time_seconds: number
+          approved_at: string
+          approved_entity_id: string
+          approver_avatar_url: string
+          approver_display_name: string
+          approver_id: string
+          approver_username: string
+          created_at: string
+          entity_name: string
+          entity_slug: string
+          item_id: string
+          item_type: string
+          status: string
+          submission_id: string
+          submission_type: string
+          submitted_at: string
+          submitter_avatar_url: string
+          submitter_display_name: string
+          submitter_id: string
+          submitter_username: string
+          updated_at: string
+        }[]
+      }
       get_auth0_sub_from_jwt: { Args: never; Returns: string }
       get_contributor_leaderboard: {
         Args: { limit_count?: number; time_period?: string }
@@ -6853,6 +6991,16 @@ export type Database = {
         Args: { _profile_user_id: string; _viewer_id?: string }
         Returns: Json
       }
+      get_maintenance_tables: {
+        Args: never
+        Returns: {
+          indexes_size: string
+          row_count: number
+          table_name: string
+          table_size: string
+          total_size: string
+        }[]
+      }
       get_my_sessions: {
         Args: never
         Returns: {
@@ -7053,13 +7201,13 @@ export type Database = {
       monitor_slow_approvals: { Args: never; Returns: undefined }
       process_approval_transaction: {
         Args: {
+          p_approval_mode?: string
+          p_idempotency_key?: string
           p_item_ids: string[]
           p_moderator_id: string
-          p_parent_span_id?: string
           p_request_id?: string
           p_submission_id: string
           p_submitter_id: string
-          p_trace_id?: string
         }
         Returns: Json
       }
@@ -7086,6 +7234,7 @@ export type Database = {
             }
             Returns: Json
           }
+      refresh_approval_history: { Args: never; Returns: undefined }
       release_expired_locks: { Args: never; Returns: number }
       release_submission_lock: {
         Args: { moderator_id: string; submission_id: string }
@@ -7115,6 +7264,7 @@ export type Database = {
         Returns: string
       }
       run_all_cleanup_jobs: { Args: never; Returns: Json }
+      run_analyze_table: { Args: { table_name: string }; Returns: Json }
       run_data_retention_cleanup: { Args: never; Returns: Json }
       run_pipeline_monitoring: {
         Args: never
@@ -7124,6 +7274,7 @@ export type Database = {
           status: string
         }[]
       }
+      run_reindex_table: { Args: { table_name: string }; Returns: Json }
       run_system_maintenance: {
         Args: never
         Returns: {
@@ -7132,6 +7283,7 @@ export type Database = {
           task: string
         }[]
       }
+      run_vacuum_table: { Args: { table_name: string }; Returns: Json }
       set_config_value: {
         Args: {
           is_local?: boolean

src/lib/dateUtils.ts

@@ -72,7 +72,7 @@ export function getCurrentDateLocal(): string {
  */
 export function formatDateDisplay(
   dateString: string | null | undefined,
-  precision: 'day' | 'month' | 'year' = 'day'
+  precision: 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate' = 'exact'
 ): string {
   if (!dateString) return '';
   
@@ -83,7 +83,13 @@ export function formatDateDisplay(
       return date.getFullYear().toString();
     case 'month':
       return date.toLocaleDateString('en-US', { year: 'numeric', month: 'long' });
-    case 'day':
+    case 'decade':
+      return `${Math.floor(date.getFullYear() / 10) * 10}s`;
+    case 'century':
+      return `${Math.ceil(date.getFullYear() / 100)}th century`;
+    case 'approximate':
+      return `circa ${date.getFullYear()}`;
+    case 'exact':
     default:
       return date.toLocaleDateString('en-US', { 
         year: 'numeric', 
@@ -182,7 +188,7 @@ export function parseDateForDisplay(date: string | Date): Date {
  */
 export function toDateWithPrecision(
   date: Date,
-  precision: 'day' | 'month' | 'year'
+  precision: 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate'
 ): string {
   const year = date.getFullYear();
   const month = date.getMonth() + 1;
@@ -193,7 +199,13 @@ export function toDateWithPrecision(
       return `${year}-01-01`;
     case 'month':
       return `${year}-${String(month).padStart(2, '0')}-01`;
-    case 'day':
+    case 'decade':
+      return `${Math.floor(year / 10) * 10}-01-01`;
+    case 'century':
+      return `${Math.floor((year - 1) / 100) * 100 + 1}-01-01`;
+    case 'approximate':
+      return `${year}-01-01`;
+    case 'exact':
     default:
       return `${year}-${String(month).padStart(2, '0')}-${String(day).padStart(2, '0')}`;
   }

src/lib/enhancedValidation.ts

@@ -0,0 +1,171 @@
+/**
+ * Enhanced Validation Messages
+ * Provides contextual, helpful error messages with examples
+ */
+
+export const validationMessages = {
+  slug: {
+    format: 'Slug must contain only lowercase letters, numbers, and hyphens. Example: "steel-vengeance" or "millennium-force"',
+    required: 'Slug is required. It will be used in the URL. Example: "fury-325"',
+    duplicate: 'This slug is already in use. Try adding a location or number: "thunder-run-kentucky"',
+  },
+  
+  url: {
+    format: 'Must be a valid URL starting with http:// or https://. Example: "https://www.cedarpoint.com"',
+    protocol: 'URL must start with http:// or https://. Add the protocol to your URL.',
+  },
+  
+  email: {
+    format: 'Must be a valid email address. Example: "contact@park.com"',
+  },
+  
+  phone: {
+    format: 'Enter phone number in any format. Examples: "+1-419-555-0123" or "(419) 555-0123"',
+    maxLength: (max: number) => `Phone number must be less than ${max} characters`,
+  },
+  
+  dates: {
+    future: 'Opening date cannot be in the future. Use today or an earlier date.',
+    closingBeforeOpening: 'Closing date must be after opening date. Check both dates for accuracy.',
+    invalidFormat: 'Invalid date format. Use the date picker or enter in YYYY-MM-DD format.',
+    precision: 'Select how precise this date is (exact, month, year, etc.)',
+  },
+  
+  numbers: {
+    heightRequirement: 'Height must be in centimeters, between 0-300. Example: "122" for 122cm (48 inches)',
+    speed: 'Speed must be in km/h, between 0-500. Example: "193" for 193 km/h (120 mph)',
+    length: 'Length must be in meters. Example: "1981" for 1,981 meters (6,500 feet)',
+    height: 'Height must be in meters. Example: "94" for 94 meters (310 feet)',
+    gForce: 'G-force must be between -10 and 10. Example: "4.5" for 4.5 positive Gs',
+    inversions: 'Number of inversions (upside-down elements). Example: "7"',
+    capacity: 'Capacity per hour must be between 1-99,999. Example: "1200" for 1,200 riders/hour',
+    duration: 'Duration in seconds. Example: "180" for 3 minutes',
+    positive: 'Value must be a positive number',
+    range: (min: number, max: number) => `Value must be between ${min} and ${max}`,
+  },
+  
+  text: {
+    required: 'This field is required',
+    maxLength: (max: number, current?: number) => 
+      current ? `${current}/${max} characters. Please shorten by ${current - max} characters.` : `Maximum ${max} characters`,
+    minLength: (min: number) => `Must be at least ${min} characters`,
+    noHtml: 'HTML tags are not allowed. Use plain text only.',
+    trimmed: 'Extra spaces at the beginning or end will be removed',
+  },
+  
+  park: {
+    nameRequired: 'Park name is required. Example: "Cedar Point" or "Six Flags Magic Mountain"',
+    typeRequired: 'Select a park type (theme park, amusement park, water park, etc.)',
+    statusRequired: 'Select the current status (operating, closed, under construction, etc.)',
+    locationRequired: 'Location is required. Use the search to find or add a location.',
+    operatorHelp: 'The company that operates the park (e.g., Cedar Fair, Six Flags)',
+    ownerHelp: 'The company that owns the property (often same as operator)',
+  },
+  
+  ride: {
+    nameRequired: 'Ride name is required. Example: "Steel Vengeance" or "Maverick"',
+    categoryRequired: 'Select a ride category (roller coaster, flat ride, water ride, etc.)',
+    parkRequired: 'Park is required. Select or create the park where this ride is located.',
+    manufacturerHelp: 'Company that manufactured the ride (e.g., RMC, Intamin, B&M)',
+    designerHelp: 'Company that designed the ride (if different from manufacturer)',
+    trackMaterial: 'Materials used for the track. Common: Steel, Wood, Hybrid (RMC IBox)',
+    supportMaterial: 'Materials used for support structure. Common: Steel, Wood',
+    propulsionMethod: 'How the ride is propelled. Common: LSM Launch, Chain Lift, Hydraulic Launch',
+  },
+  
+  company: {
+    nameRequired: 'Company name is required. Example: "Rocky Mountain Construction"',
+    typeRequired: 'Select company type (manufacturer, designer, operator, property owner)',
+    countryHelp: 'Country where the company is headquartered',
+  },
+  
+  units: {
+    metricOnly: 'All measurements must be in metric units (m, km, cm, kg, km/h, etc.)',
+    metricExamples: 'Use metric: m (meters), km/h (speed), cm (centimeters), kg (weight)',
+    imperialNote: 'The system will automatically convert to imperial for users who prefer it',
+    temperature: 'Temperature must be in Celsius. Example: "25" for 25°C (77°F)',
+  },
+  
+  submission: {
+    sourceUrl: 'Where did you find this information? Helps moderators verify accuracy. Example: manufacturer website, news article, park map',
+    notes: 'Add context for moderators. Example: "Confirmed via park press release" or "Specifications approximate"',
+    notesMaxLength: 'Submission notes must be less than 1000 characters',
+  },
+};
+
+/**
+ * Common validation helpers
+ */
+export const validationHelpers = {
+  /**
+   * Check if a URL has proper protocol
+   */
+  hasProtocol: (url: string): boolean => {
+    return url.startsWith('http://') || url.startsWith('https://');
+  },
+  
+  /**
+   * Suggest adding protocol to URL
+   */
+  suggestProtocol: (url: string): string => {
+    if (!url) return '';
+    if (validationHelpers.hasProtocol(url)) return url;
+    return `https://${url}`;
+  },
+  
+  /**
+   * Format a slug from a name
+   */
+  formatSlug: (name: string): string => {
+    return name
+      .toLowerCase()
+      .trim()
+      .replace(/[^a-z0-9\s-]/g, '')
+      .replace(/\s+/g, '-')
+      .replace(/-+/g, '-')
+      .replace(/^-|-$/g, '');
+  },
+  
+  /**
+   * Check if date is in the future
+   */
+  isFutureDate: (date: string | Date): boolean => {
+    const d = new Date(date);
+    return d > new Date();
+  },
+  
+  /**
+   * Format character count display
+   */
+  formatCharCount: (current: number, max: number): string => {
+    const remaining = max - current;
+    if (remaining < 0) {
+      return `${current}/${max} (${Math.abs(remaining)} over limit)`;
+    }
+    if (remaining < 50) {
+      return `${current}/${max} (${remaining} remaining)`;
+    }
+    return `${current}/${max}`;
+  },
+};
+
+/**
+ * Field-specific validation hints for FormDescription
+ */
+export const fieldHints = {
+  slug: 'URL-friendly identifier using lowercase letters, numbers, and hyphens only',
+  websiteUrl: 'Official website URL (must start with https:// or http://)',
+  email: 'Contact email for the park or ride operator',
+  phone: 'Contact phone number in any format',
+  heightRequirement: 'Minimum height in centimeters (metric). Will be converted for display.',
+  ageRequirement: 'Minimum age requirement in years',
+  capacity: 'Theoretical maximum riders per hour under optimal conditions',
+  duration: 'Typical ride duration in seconds from dispatch to return',
+  speed: 'Maximum speed in km/h (metric). Will be converted for display.',
+  height: 'Maximum height in meters (metric). Will be converted for display.',
+  length: 'Track/route length in meters (metric). Will be converted for display.',
+  inversions: 'Total number of elements where riders go upside down (≥90 degrees)',
+  gForce: 'Maximum positive or negative G-forces experienced',
+  sourceUrl: 'Reference link to verify this information (Wikipedia, official site, news article, etc.)',
+  submissionNotes: 'Help moderators understand your submission (how you verified the info, any uncertainties, etc.)',
+};

src/lib/entitySubmissionHelpers.ts

@@ -3708,7 +3708,7 @@ export async function submitTimelineEventUpdate(
           entity_id: originalEvent.entity_id,
           event_type: changedFields.event_type !== undefined ? changedFields.event_type : originalEvent.event_type,
           event_date: changedFields.event_date !== undefined ? (typeof changedFields.event_date === 'string' ? changedFields.event_date : changedFields.event_date.toISOString().split('T')[0]) : originalEvent.event_date,
-          event_date_precision: (changedFields.event_date_precision !== undefined ? changedFields.event_date_precision : originalEvent.event_date_precision) || 'day',
+          event_date_precision: (changedFields.event_date_precision !== undefined ? changedFields.event_date_precision : originalEvent.event_date_precision) || 'exact',
           title: changedFields.title !== undefined ? changedFields.title : originalEvent.title,
           description: changedFields.description !== undefined ? changedFields.description : originalEvent.description,
           from_value: changedFields.from_value !== undefined ? changedFields.from_value : originalEvent.from_value,

src/lib/entityValidationSchemas.ts

@@ -51,9 +51,9 @@ export const parkValidationSchema = z.object({
     const date = new Date(val);
     return date <= new Date();
   }, 'Opening date cannot be in the future'),
-  opening_date_precision: z.enum(['day', 'month', 'year']).nullable().optional(),
+  opening_date_precision: z.enum(['exact', 'month', 'year', 'decade', 'century', 'approximate']).nullable().optional(),
   closing_date: z.string().nullish().transform(val => val ?? undefined),
-  closing_date_precision: z.enum(['day', 'month', 'year']).nullable().optional(),
+  closing_date_precision: z.enum(['exact', 'month', 'year', 'decade', 'century', 'approximate']).nullable().optional(),
   location_id: z.string().uuid().optional().nullable(),
   location: z.object({
     name: z.string(),
@@ -139,9 +139,9 @@ export const rideValidationSchema = z.object({
     .optional()
     .nullable(),
   opening_date: z.string().nullish().transform(val => val ?? undefined),
-  opening_date_precision: z.enum(['day', 'month', 'year']).nullable().optional(),
+  opening_date_precision: z.enum(['exact', 'month', 'year', 'decade', 'century', 'approximate']).nullable().optional(),
   closing_date: z.string().nullish().transform(val => val ?? undefined),
-  closing_date_precision: z.enum(['day', 'month', 'year']).nullable().optional(),
+  closing_date_precision: z.enum(['exact', 'month', 'year', 'decade', 'century', 'approximate']).nullable().optional(),
   height_requirement: z.preprocess(
     (val) => val === '' || val === null || val === undefined ? undefined : Number(val),
     z.number().int().min(0, 'Height requirement must be positive').max(300, 'Height requirement must be less than 300cm').optional()
@@ -322,7 +322,7 @@ export const companyValidationSchema = z.object({
   description: z.string().trim().max(2000, 'Description must be less than 2000 characters').nullish().transform(val => val ?? undefined),
   person_type: z.enum(['company', 'individual', 'firm', 'organization']),
   founded_date: z.string().nullish().transform(val => val ?? undefined),
-  founded_date_precision: z.enum(['day', 'month', 'year']).nullable().optional(),
+  founded_date_precision: z.enum(['exact', 'month', 'year', 'decade', 'century', 'approximate']).nullable().optional(),
   founded_year: z.preprocess(
     (val) => val === '' || val === null || val === undefined ? undefined : Number(val),
     z.number().int().min(1800, 'Founded year must be after 1800').max(currentYear, `Founded year cannot be after ${currentYear}`).optional()
@@ -401,7 +401,7 @@ export const milestoneValidationSchema = z.object({
     fiveYearsFromNow.setFullYear(fiveYearsFromNow.getFullYear() + 5);
     return date <= fiveYearsFromNow;
   }, 'Event date cannot be more than 5 years in the future'),
-  event_date_precision: z.enum(['day', 'month', 'year']).optional().default('day'),
+  event_date_precision: z.enum(['exact', 'month', 'year', 'decade', 'century', 'approximate']).optional().default('exact'),
   entity_type: z.string().min(1, 'Entity type is required'),
   entity_id: z.string().uuid('Invalid entity ID'),
   is_public: z.boolean().optional(),

src/lib/formToasts.ts

@@ -0,0 +1,65 @@
+import { toast } from '@/hooks/use-toast';
+
+/**
+ * Standardized toast notifications for form submissions
+ * Provides consistent success/error feedback across all forms
+ */
+export const formToasts = {
+  success: {
+    create: (entityType: string, entityName?: string) => {
+      toast({
+        title: '✓ Submission Created',
+        description: entityName 
+          ? `${entityName} has been submitted for review.`
+          : `${entityType} has been submitted for review.`,
+        variant: 'default',
+      });
+    },
+    
+    update: (entityType: string, entityName?: string) => {
+      toast({
+        title: '✓ Update Submitted',
+        description: entityName
+          ? `Changes to ${entityName} have been submitted for review.`
+          : `${entityType} update has been submitted for review.`,
+        variant: 'default',
+      });
+    },
+    
+    moderatorApproval: (entityType: string, entityName?: string) => {
+      toast({
+        title: '✓ Published Successfully',
+        description: entityName
+          ? `${entityName} is now live on the site.`
+          : `${entityType} is now live on the site.`,
+        variant: 'default',
+      });
+    },
+  },
+  
+  error: {
+    validation: (fieldCount: number) => {
+      toast({
+        title: 'Validation Failed',
+        description: `Please fix ${fieldCount} error${fieldCount > 1 ? 's' : ''} before submitting.`,
+        variant: 'destructive',
+      });
+    },
+    
+    network: () => {
+      toast({
+        title: 'Connection Error',
+        description: 'Unable to submit. Please check your connection and try again.',
+        variant: 'destructive',
+      });
+    },
+    
+    generic: (error: string) => {
+      toast({
+        title: 'Submission Failed',
+        description: error,
+        variant: 'destructive',
+      });
+    },
+  },
+};

src/lib/glossary.ts

@@ -0,0 +1,390 @@
+/**
+ * Theme Park Terminology Glossary
+ * Comprehensive definitions for technical terms used in forms
+ */
+
+export interface GlossaryTerm {
+  term: string;
+  category: 'manufacturer' | 'technology' | 'element' | 'component' | 'measurement' | 'type' | 'material';
+  definition: string;
+  example?: string;
+  relatedTerms?: string[];
+}
+
+export const glossary: Record<string, GlossaryTerm> = {
+  // Manufacturers
+  'rmc': {
+    term: 'RMC',
+    category: 'manufacturer',
+    definition: 'Rocky Mountain Construction - Manufacturer known for hybrid coasters with steel IBox track on wooden structures',
+    example: 'Steel Vengeance at Cedar Point',
+    relatedTerms: ['ibox-track', 'hybrid-coaster'],
+  },
+  'intamin': {
+    term: 'Intamin',
+    category: 'manufacturer',
+    definition: 'Swiss manufacturer known for record-breaking coasters and innovative launch systems',
+    example: 'Millennium Force, Top Thrill Dragster',
+    relatedTerms: ['hydraulic-launch', 'lsm'],
+  },
+  'b&m': {
+    term: 'B&M',
+    category: 'manufacturer',
+    definition: 'Bolliger & Mabillard - Swiss manufacturer known for smooth, reliable coasters',
+    example: 'Fury 325, Banshee, GateKeeper',
+    relatedTerms: ['inverted', 'wing-coaster', 'dive-coaster'],
+  },
+  'vekoma': {
+    term: 'Vekoma',
+    category: 'manufacturer',
+    definition: 'Dutch manufacturer with wide range from family coasters to intense thrill rides',
+    example: 'Space Mountain (Disney), Thunderbird (PowerPark)',
+  },
+  'gerstlauer': {
+    term: 'Gerstlauer',
+    category: 'manufacturer',
+    definition: 'German manufacturer known for compact, intense coasters with vertical lifts',
+    example: 'Takabisha (steepest drop), Karacho',
+    relatedTerms: ['euro-fighter'],
+  },
+  's&s': {
+    term: 'S&S',
+    category: 'manufacturer',
+    definition: 'S&S Worldwide - American manufacturer of compressed-air launch coasters and thrill rides',
+    example: 'Hypersonic XLC, Screamin\' Swing',
+    relatedTerms: ['compressed-air-launch'],
+  },
+  
+  // Launch/Propulsion Systems
+  'lsm': {
+    term: 'LSM Launch',
+    category: 'technology',
+    definition: 'Linear Synchronous Motor - Uses electromagnetic propulsion to smoothly accelerate trains',
+    example: 'Maverick, Taron, Velocicoaster',
+    relatedTerms: ['lim', 'magnetic-launch'],
+  },
+  'lim': {
+    term: 'LIM Launch',
+    category: 'technology',
+    definition: 'Linear Induction Motor - Earlier electromagnetic launch technology, less efficient than LSM',
+    example: 'Flight of Fear, Rock \'n\' Roller Coaster',
+    relatedTerms: ['lsm'],
+  },
+  'hydraulic-launch': {
+    term: 'Hydraulic Launch',
+    category: 'technology',
+    definition: 'Uses hydraulic winch system to rapidly accelerate train, capable of extreme speeds',
+    example: 'Top Thrill Dragster, Kingda Ka (fastest launches)',
+    relatedTerms: ['intamin'],
+  },
+  'chain-lift': {
+    term: 'Chain Lift',
+    category: 'technology',
+    definition: 'Traditional lift system using chain and anti-rollback dogs',
+    example: 'Most traditional wooden and steel coasters',
+  },
+  'cable-lift': {
+    term: 'Cable Lift',
+    category: 'technology',
+    definition: 'Uses steel cable for faster lift speeds than chain',
+    example: 'Millennium Force (first major use)',
+  },
+  'compressed-air-launch': {
+    term: 'Compressed Air Launch',
+    category: 'technology',
+    definition: 'Uses compressed air to launch train, very powerful acceleration',
+    example: 'Hypersonic XLC, Do-Dodonpa',
+    relatedTerms: ['s&s'],
+  },
+  
+  // Coaster Types
+  'inverted': {
+    term: 'Inverted Coaster',
+    category: 'type',
+    definition: 'Train runs below the track with feet dangling, track above riders',
+    example: 'Banshee, Montu, Raptor',
+    relatedTerms: ['b&m'],
+  },
+  'wing-coaster': {
+    term: 'Wing Coaster',
+    category: 'type',
+    definition: 'Seats extend to sides of track with nothing above or below riders',
+    example: 'GateKeeper, The Swarm, X-Flight',
+    relatedTerms: ['b&m'],
+  },
+  'dive-coaster': {
+    term: 'Dive Coaster',
+    category: 'type',
+    definition: 'Features wide trains and vertical/near-vertical first drop, often with holding brake',
+    example: 'Valravn, SheiKra, Griffon',
+    relatedTerms: ['b&m'],
+  },
+  'flying-coaster': {
+    term: 'Flying Coaster',
+    category: 'type',
+    definition: 'Riders positioned face-down in flying position',
+    example: 'Tatsu, Manta, Flying Dinosaur',
+    relatedTerms: ['b&m', 'vekoma'],
+  },
+  'hyper-coaster': {
+    term: 'Hyper Coaster',
+    category: 'type',
+    definition: 'Coaster between 200-299 feet tall, focused on airtime',
+    example: 'Diamondback, Nitro, Apollo\'s Chariot',
+    relatedTerms: ['giga-coaster', 'airtime'],
+  },
+  'giga-coaster': {
+    term: 'Giga Coaster',
+    category: 'type',
+    definition: 'Coaster between 300-399 feet tall',
+    example: 'Millennium Force, Fury 325, Leviathan',
+    relatedTerms: ['hyper-coaster', 'strata-coaster'],
+  },
+  'strata-coaster': {
+    term: 'Strata Coaster',
+    category: 'type',
+    definition: 'Coaster 400+ feet tall',
+    example: 'Top Thrill Dragster, Kingda Ka',
+    relatedTerms: ['giga-coaster'],
+  },
+  'hybrid-coaster': {
+    term: 'Hybrid Coaster',
+    category: 'type',
+    definition: 'Steel track on wooden support structure',
+    example: 'Steel Vengeance, Twisted Colossus',
+    relatedTerms: ['rmc', 'ibox-track'],
+  },
+  'euro-fighter': {
+    term: 'Euro-Fighter',
+    category: 'type',
+    definition: 'Compact Gerstlauer coaster with vertical lift and beyond-vertical drop',
+    example: 'Takabisha, Saw: The Ride',
+    relatedTerms: ['gerstlauer'],
+  },
+  
+  // Track Materials
+  'ibox-track': {
+    term: 'IBox Track',
+    category: 'material',
+    definition: 'RMC\'s steel box-beam track system used on hybrid coasters, allows extreme elements',
+    example: 'Steel Vengeance, Iron Rattler',
+    relatedTerms: ['rmc', 'hybrid-coaster', 'topper-track'],
+  },
+  'topper-track': {
+    term: 'Topper Track',
+    category: 'material',
+    definition: 'RMC\'s steel plate topper on wooden track for smoother wooden coaster experience',
+    example: 'Outlaw Run, Lightning Rod',
+    relatedTerms: ['rmc', 'ibox-track'],
+  },
+  
+  // Restraint Types
+  'otsr': {
+    term: 'OTSR',
+    category: 'component',
+    definition: 'Over-The-Shoulder Restraint - Safety harness that goes over shoulders and locks at waist',
+    example: 'Used on most inverting coasters',
+    relatedTerms: ['vest-restraint', 'lap-bar'],
+  },
+  'lap-bar': {
+    term: 'Lap Bar',
+    category: 'component',
+    definition: 'Restraint that only crosses the lap/thighs, offers more freedom',
+    example: 'Millennium Force, most airtime-focused rides',
+    relatedTerms: ['otsr', 't-bar'],
+  },
+  't-bar': {
+    term: 'T-Bar',
+    category: 'component',
+    definition: 'T-shaped lap bar restraint, common on Intamin hyper coasters',
+    example: 'Intimidator 305, Skyrush',
+    relatedTerms: ['lap-bar'],
+  },
+  'vest-restraint': {
+    term: 'Vest Restraint',
+    category: 'component',
+    definition: 'Soft vest-style over-shoulder restraint, more comfortable than traditional OTSR',
+    example: 'GateKeeper, Valravn (B&M)',
+    relatedTerms: ['otsr'],
+  },
+  'shin-bar': {
+    term: 'Shin Bar',
+    category: 'component',
+    definition: 'Additional restraint that holds shins in place, used on some intense rides',
+    example: 'Flying coasters, some Vekoma rides',
+  },
+  
+  // Elements
+  'airtime': {
+    term: 'Airtime',
+    category: 'element',
+    definition: 'Negative G-forces that create sensation of floating or being lifted from seat',
+    example: 'Camelback hills, speed hills',
+    relatedTerms: ['ejector-airtime', 'floater-airtime', 'hangtime'],
+  },
+  'ejector-airtime': {
+    term: 'Ejector Airtime',
+    category: 'element',
+    definition: 'Strong negative Gs that forcefully lift riders from seats',
+    example: 'El Toro, Skyrush airtime hills',
+    relatedTerms: ['airtime'],
+  },
+  'floater-airtime': {
+    term: 'Floater Airtime',
+    category: 'element',
+    definition: 'Gentle negative Gs that create sustained floating sensation',
+    example: 'B&M hyper coasters',
+    relatedTerms: ['airtime'],
+  },
+  'hangtime': {
+    term: 'Hangtime',
+    category: 'element',
+    definition: 'Suspension in mid-air during inversion, typically at apex of element',
+    example: 'Zero-g rolls, inversions on dive coasters',
+    relatedTerms: ['airtime', 'inversion'],
+  },
+  'inversion': {
+    term: 'Inversion',
+    category: 'element',
+    definition: 'Element where riders are turned upside down (≥90 degrees from upright)',
+    example: 'Loops, corkscrews, barrel rolls',
+    relatedTerms: ['zero-g-roll', 'corkscrew', 'loop'],
+  },
+  'zero-g-roll': {
+    term: 'Zero-G Roll',
+    category: 'element',
+    definition: 'Heartline inversion with sustained weightlessness',
+    example: 'Common on Intamin and B&M coasters',
+    relatedTerms: ['inversion', 'hangtime'],
+  },
+  'corkscrew': {
+    term: 'Corkscrew',
+    category: 'element',
+    definition: 'Inversion where track twists 360 degrees while moving forward',
+    example: 'Classic Arrow element',
+    relatedTerms: ['inversion'],
+  },
+  'loop': {
+    term: 'Vertical Loop',
+    category: 'element',
+    definition: 'Full 360-degree vertical circle',
+    example: 'Classic clothoid loop shape',
+    relatedTerms: ['inversion'],
+  },
+  'dive-loop': {
+    term: 'Dive Loop',
+    category: 'element',
+    definition: 'Half loop up, half corkscrew down',
+    example: 'Common on B&M coasters',
+    relatedTerms: ['immelmann', 'inversion'],
+  },
+  'immelmann': {
+    term: 'Immelmann',
+    category: 'element',
+    definition: 'Half loop up, half roll out (opposite of dive loop)',
+    example: 'Named after WWI pilot maneuver',
+    relatedTerms: ['dive-loop', 'inversion'],
+  },
+  'cobra-roll': {
+    term: 'Cobra Roll',
+    category: 'element',
+    definition: 'Double inversion creating S-shape, reversing direction',
+    example: 'Common on Vekoma and B&M loopers',
+    relatedTerms: ['inversion'],
+  },
+  'heartline-roll': {
+    term: 'Heartline Roll',
+    category: 'element',
+    definition: 'Barrel roll rotating around rider\'s heartline for smooth inversion',
+    example: 'Maverick, many Intamin coasters',
+    relatedTerms: ['zero-g-roll', 'inversion'],
+  },
+  
+  // Technical Terms
+  'mcbr': {
+    term: 'MCBR',
+    category: 'component',
+    definition: 'Mid-Course Brake Run - Safety brake zone that divides track into blocks',
+    example: 'Allows multiple trains to operate safely',
+    relatedTerms: ['block-section'],
+  },
+  'block-section': {
+    term: 'Block Section',
+    category: 'component',
+    definition: 'Track section that only one train can occupy at a time for safety',
+    example: 'Station, lift hill, brake runs',
+    relatedTerms: ['mcbr'],
+  },
+  'trim-brake': {
+    term: 'Trim Brake',
+    category: 'component',
+    definition: 'Brake that slows train slightly to control speed',
+    example: 'Often on hills or before elements',
+  },
+  'transfer-track': {
+    term: 'Transfer Track',
+    category: 'component',
+    definition: 'Movable track section for adding/removing trains from circuit',
+    example: 'Allows storage of extra trains',
+  },
+  'anti-rollback': {
+    term: 'Anti-Rollback',
+    category: 'component',
+    definition: 'Safety device preventing train from rolling backward on lift',
+    example: 'Creates "clicking" sound on chain lifts',
+  },
+  
+  // Measurements
+  'g-force': {
+    term: 'G-Force',
+    category: 'measurement',
+    definition: 'Force of gravity felt by riders. 1G = normal gravity, positive = pushed into seat, negative = lifted from seat',
+    example: '4.5G on intense loops, -1.5G on airtime hills',
+  },
+  'kilometers-per-hour': {
+    term: 'km/h',
+    category: 'measurement',
+    definition: 'Speed measurement in kilometers per hour (metric)',
+    example: '193 km/h = 120 mph',
+  },
+  'meters': {
+    term: 'Meters',
+    category: 'measurement',
+    definition: 'Length/height measurement (metric). 1 meter ≈ 3.28 feet',
+    example: '94 meters = 310 feet',
+  },
+};
+
+/**
+ * Get glossary term by key (normalized)
+ */
+export function getGlossaryTerm(term: string): GlossaryTerm | undefined {
+  const key = term.toLowerCase().replace(/\s+/g, '-').replace(/[^a-z0-9-]/g, '');
+  return glossary[key];
+}
+
+/**
+ * Search glossary by query
+ */
+export function searchGlossary(query: string): GlossaryTerm[] {
+  const lowerQuery = query.toLowerCase();
+  return Object.values(glossary).filter(term =>
+    term.term.toLowerCase().includes(lowerQuery) ||
+    term.definition.toLowerCase().includes(lowerQuery) ||
+    term.example?.toLowerCase().includes(lowerQuery)
+  );
+}
+
+/**
+ * Get all terms in a category
+ */
+export function getTermsByCategory(category: GlossaryTerm['category']): GlossaryTerm[] {
+  return Object.values(glossary).filter(term => term.category === category);
+}
+
+/**
+ * Get all categories
+ */
+export function getAllCategories(): GlossaryTerm['category'][] {
+  return ['manufacturer', 'technology', 'element', 'component', 'measurement', 'type', 'material'];
+}

src/lib/moderation/queries.ts

@@ -26,6 +26,7 @@ export interface QueryConfig {
   currentPage: number;
   pageSize: number;
   sortConfig?: SortConfig;
+  approvalDateRange?: { from: Date | null; to: Date | null };
 }
 
 /**
@@ -53,7 +54,7 @@ export function buildSubmissionQuery(
   config: QueryConfig,
   skipModeratorFilter = false
 ) {
-  const { entityFilter, statusFilter, tab, userId, isAdmin, isSuperuser } = config;
+  const { entityFilter, statusFilter, tab, userId, isAdmin, isSuperuser, approvalDateRange } = config;
 
   // Use optimized view with pre-joined profiles and entity data
   let query = supabase
@@ -103,6 +104,20 @@ export function buildSubmissionQuery(
   }
   // 'all' and 'reviews' filters don't add any conditions
 
+  // Apply approval date range filter (only works on archive tab with approved items)
+  if (approvalDateRange && tab === 'archive') {
+    if (approvalDateRange.from) {
+      // Filter by checking if submission has at least one item approved on/after this date
+      query = query.gte('first_item_approved_at', approvalDateRange.from.toISOString());
+    }
+    if (approvalDateRange.to) {
+      // Add one day and use < to include the entire "to" day
+      const nextDay = new Date(approvalDateRange.to);
+      nextDay.setDate(nextDay.getDate() + 1);
+      query = query.lt('last_item_approved_at', nextDay.toISOString());
+    }
+  }
+
   // CRM-style claim filtering: moderators only see unclaimed OR self-assigned submissions
   // Admins see all submissions
   // Note: For non-admin users, moderator filtering is handled by multi-query approach in fetchSubmissions

src/lib/queryKeys.ts

@@ -103,6 +103,12 @@ export const queryKeys = {
   admin: {
     databaseStats: () => ['admin', 'database-stats'] as const,
     recentAdditions: (limit: number) => ['admin', 'recent-additions', limit] as const,
+    maintenanceTables: () => ['admin', 'maintenance-tables'] as const,
+  },
+  
+  // Companies queries
+  companies: {
+    detail: (slug: string) => ['companies', 'detail', slug] as const,
   },
   
   // Analytics queries

src/lib/submissionChangeDetection.ts

@@ -21,9 +21,9 @@ export interface FieldChange {
   changeType: 'added' | 'removed' | 'modified';
   metadata?: {
     isCreatingNewLocation?: boolean;
-    precision?: 'day' | 'month' | 'year';
-    oldPrecision?: 'day' | 'month' | 'year';
-    newPrecision?: 'day' | 'month' | 'year';
+    precision?: 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate';
+    oldPrecision?: 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate';
+    newPrecision?: 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate';
   };
 }
 
@@ -803,7 +803,7 @@ function formatEntityType(entityType: string): string {
 /**
  * Format field value for display
  */
-export function formatFieldValue(value: any, precision?: 'day' | 'month' | 'year'): string {
+export function formatFieldValue(value: any, precision?: 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate'): string {
   if (value === null || value === undefined) return 'None';
   if (typeof value === 'boolean') return value ? 'Yes' : 'No';
   
@@ -817,9 +817,15 @@ export function formatFieldValue(value: any, precision?: 'day' | 'month' | 'year
         return date.getFullYear().toString();
       } else if (precision === 'month') {
         return date.toLocaleDateString('en-US', { year: 'numeric', month: 'long' });
+      } else if (precision === 'decade') {
+        return `${Math.floor(date.getFullYear() / 10) * 10}s`;
+      } else if (precision === 'century') {
+        return `${Math.ceil(date.getFullYear() / 100)}th century`;
+      } else if (precision === 'approximate') {
+        return `circa ${date.getFullYear()}`;
       }
       
-      // Default: full date
+      // Default: full date (exact)
       return date.toLocaleDateString('en-US', { year: 'numeric', month: 'long', day: 'numeric' });
     } catch {
       return String(value);

src/lib/systemActivityService.ts

@@ -368,7 +368,7 @@ export async function fetchSystemActivities(
   }
 
   // Fetch submission reviews (approved/rejected submissions)
-  // Note: Content is now in submission_metadata table, but entity_name is cached in view
+  // Note: Content is now in submission_metadata table - need to join and filter properly
   const { data: submissions, error: submissionsError } = await supabase
     .from('content_submissions')
     .select(`
@@ -377,8 +377,9 @@ export async function fetchSystemActivities(
       status, 
       reviewer_id, 
       reviewed_at,
-      submission_metadata(name)
+      submission_metadata!inner(metadata_value)
     `)
+    .eq('submission_metadata.metadata_key', 'name')
     .not('reviewed_at', 'is', null)
     .in('status', ['approved', 'rejected', 'partially_approved'])
     .order('reviewed_at', { ascending: false })
@@ -415,10 +416,10 @@ export async function fetchSystemActivities(
     );
 
     for (const submission of submissions) {
-      // Get name from submission_metadata
+      // Get name from submission_metadata - extract metadata_value from the joined result
       const metadata = submission.submission_metadata as any;
       const entityName = Array.isArray(metadata) && metadata.length > 0 
-        ? metadata[0]?.name 
+        ? metadata[0]?.metadata_value 
         : undefined;
       
       const submissionItem = itemsMap.get(submission.id);

src/lib/testDataGenerator.ts

@@ -257,14 +257,14 @@ export function generateRandomCompany(type: 'manufacturer' | 'operator' | 'desig
   // Add full founded date with precision
   if (shouldPopulateField(density, counter, 'medium')) {
     companyData.founded_date = `${foundedYear}-01-01`;
-    companyData.founded_date_precision = randomItem(['year', 'month', 'day']);
+    companyData.founded_date_precision = randomItem(['year', 'month', 'exact']);
   }
 
   // Add defunct date for some companies
   if (shouldPopulateField(density, counter, 'low') && Math.random() > 0.85) {
     const defunctYear = randomInt(foundedYear + 10, 2024);
     companyData.defunct_date = `${defunctYear}-12-31`;
-    companyData.defunct_date_precision = randomItem(['year', 'month', 'day']);
+    companyData.defunct_date_precision = randomItem(['year', 'month', 'exact']);
   }
 
   // Add source URL

src/lib/testDataGeneratorHelpers.ts

@@ -61,8 +61,8 @@ export function randomDate(startYear: number, endYear: number): string {
   return `${year}-${String(month).padStart(2, '0')}-${String(day).padStart(2, '0')}`;
 }
 
-export function randomDatePrecision(): 'day' | 'month' | 'year' {
-  return randomItem(['day', 'month', 'year']);
+export function randomDatePrecision(): 'exact' | 'month' | 'year' {
+  return randomItem(['exact', 'month', 'year']);
 }
 
 // ============================================================================

src/pages/DesignerDetail.tsx

@@ -1,5 +1,7 @@
 import { useState, useEffect, lazy, Suspense } from 'react';
 import { useParams, useNavigate } from 'react-router-dom';
+import { EntityBreadcrumb } from '@/components/navigation/EntityBreadcrumb';
+import { CompanyDetailSkeleton } from '@/components/loading/CompanyDetailSkeleton';
 import { Header } from '@/components/layout/Header';
 import { getBannerUrls } from '@/lib/cloudflareImageUtils';
 import { Button } from '@/components/ui/button';
@@ -149,12 +151,7 @@ export default function DesignerDetail() {
     return (
       <div className="min-h-screen bg-background">
         <Header />
-        <div className="container mx-auto px-4 py-8">
-          <div className="animate-pulse space-y-6">
-            <div className="h-64 bg-muted rounded-lg"></div>
-            <div className="h-8 bg-muted rounded w-1/2"></div>
-          </div>
-        </div>
+        <CompanyDetailSkeleton />
       </div>
     );
   }
@@ -181,13 +178,17 @@ export default function DesignerDetail() {
       <Header />
       
       <main className="container mx-auto px-4 py-8 max-w-7xl">
-        {/* Back Button and Edit Button */}
-        <div className="flex items-center justify-between mb-6">
-          <Button variant="ghost" onClick={() => navigate('/designers')}>
-            <ArrowLeft className="w-4 h-4 mr-2" />
-            Back to Designers
-          </Button>
-          
+        {/* Breadcrumb Navigation */}
+        <EntityBreadcrumb 
+          segments={[
+            { label: 'Designers', href: '/designers' },
+            { label: designer.name }
+          ]}
+          className="mb-4"
+        />
+        
+        {/* Edit Button */}
+        <div className="flex justify-end mb-6">
           <Button 
             variant="outline"
             onClick={() => requireAuth(() => setIsEditModalOpen(true), "Sign in to edit this designer")}

src/pages/ManufacturerDetail.tsx

@@ -1,5 +1,7 @@
 import { useState, useEffect, lazy, Suspense } from 'react';
 import { useParams, useNavigate } from 'react-router-dom';
+import { EntityBreadcrumb } from '@/components/navigation/EntityBreadcrumb';
+import { CompanyDetailSkeleton } from '@/components/loading/CompanyDetailSkeleton';
 import { Header } from '@/components/layout/Header';
 import { trackPageView } from '@/lib/viewTracking';
 import { getBannerUrls } from '@/lib/cloudflareImageUtils';
@@ -159,12 +161,7 @@ export default function ManufacturerDetail() {
     return (
       <div className="min-h-screen bg-background">
         <Header />
-        <div className="container mx-auto px-4 py-8">
-          <div className="animate-pulse space-y-6">
-            <div className="h-64 bg-muted rounded-lg"></div>
-            <div className="h-8 bg-muted rounded w-1/2"></div>
-          </div>
-        </div>
+        <CompanyDetailSkeleton />
       </div>
     );
   }
@@ -191,14 +188,17 @@ export default function ManufacturerDetail() {
       <Header />
       
       <main className="container mx-auto px-4 py-8 max-w-7xl">
-        {/* Back Button and Edit Button */}
-        <div className="flex items-center justify-between mb-6">
-          <Button variant="ghost" onClick={() => navigate('/manufacturers')}>
-            <ArrowLeft className="w-4 h-4 mr-2" />
-            <span className="md:hidden">Back</span>
-            <span className="hidden md:inline">Back to Manufacturers</span>
-          </Button>
-          
+        {/* Breadcrumb Navigation */}
+        <EntityBreadcrumb 
+          segments={[
+            { label: 'Manufacturers', href: '/manufacturers' },
+            { label: manufacturer.name }
+          ]}
+          className="mb-4"
+        />
+        
+        {/* Edit Button */}
+        <div className="flex justify-end mb-6">
           <Button 
             variant="outline"
             onClick={() => requireAuth(() => setIsEditModalOpen(true), "Sign in to edit this manufacturer")}

src/pages/OperatorDetail.tsx

@@ -1,5 +1,7 @@
 import { useState, useEffect, lazy, Suspense } from 'react';
 import { useParams, useNavigate } from 'react-router-dom';
+import { EntityBreadcrumb } from '@/components/navigation/EntityBreadcrumb';
+import { CompanyDetailSkeleton } from '@/components/loading/CompanyDetailSkeleton';
 import { Header } from '@/components/layout/Header';
 import { trackPageView } from '@/lib/viewTracking';
 import { getBannerUrls } from '@/lib/cloudflareImageUtils';
@@ -188,12 +190,7 @@ export default function OperatorDetail() {
     return (
       <div className="min-h-screen bg-background">
         <Header />
-        <div className="container mx-auto px-4 py-8">
-          <div className="animate-pulse space-y-6">
-            <div className="h-64 bg-muted rounded-lg"></div>
-            <div className="h-8 bg-muted rounded w-1/2"></div>
-          </div>
-        </div>
+        <CompanyDetailSkeleton />
       </div>
     );
   }
@@ -220,13 +217,17 @@ export default function OperatorDetail() {
       <Header />
       
       <main className="container mx-auto px-4 py-8 max-w-7xl">
-        {/* Back Button and Edit Button */}
-        <div className="flex items-center justify-between mb-6">
-          <Button variant="ghost" onClick={() => navigate('/operators')}>
-            <ArrowLeft className="w-4 h-4 mr-2" />
-            Back to Operators
-          </Button>
-          
+        {/* Breadcrumb Navigation */}
+        <EntityBreadcrumb 
+          segments={[
+            { label: 'Operators', href: '/operators' },
+            { label: operator.name }
+          ]}
+          className="mb-4"
+        />
+        
+        {/* Edit Button */}
+        <div className="flex justify-end mb-6">
           <Button 
             variant="outline"
             onClick={() => requireAuth(() => setIsEditModalOpen(true), "Sign in to edit this operator")}

src/pages/ParkDetail.tsx

@@ -1,5 +1,9 @@
 import { useState, lazy, Suspense, useEffect } from 'react';
-import { useParams, useNavigate } from 'react-router-dom';
+import { useParams, useNavigate, Link } from 'react-router-dom';
+import { HoverCard, HoverCardContent, HoverCardTrigger } from '@/components/ui/hover-card';
+import { CompanyPreviewCard } from '@/components/preview/CompanyPreviewCard';
+import { EntityBreadcrumb } from '@/components/navigation/EntityBreadcrumb';
+import { ParkDetailSkeleton } from '@/components/loading/ParkDetailSkeleton';
 import { Header } from '@/components/layout/Header';
 import { getBannerUrls } from '@/lib/cloudflareImageUtils';
 import { trackPageView } from '@/lib/viewTracking';
@@ -161,13 +165,7 @@ export default function ParkDetail() {
   if (loading) {
     return <div className="min-h-screen bg-background">
         <Header />
-        <div className="container mx-auto px-4 py-8">
-          <div className="animate-pulse space-y-6">
-            <div className="h-64 bg-muted rounded-lg"></div>
-            <div className="h-8 bg-muted rounded w-1/2"></div>
-            <div className="h-4 bg-muted rounded w-1/3"></div>
-          </div>
-        </div>
+        <ParkDetailSkeleton />
       </div>;
   }
   if (!park) {
@@ -191,13 +189,17 @@ export default function ParkDetail() {
       <Header />
       
       <main className="container mx-auto px-4 py-8 max-w-7xl">
-        {/* Back Button and Edit Button */}
-        <div className="flex items-center justify-between mb-6">
-          <Button variant="ghost" onClick={() => navigate('/parks')}>
-            <ArrowLeft className="w-4 h-4 mr-2" />
-            Back to Parks
-          </Button>
-          
+        {/* Breadcrumb Navigation */}
+        <EntityBreadcrumb 
+          segments={[
+            { label: 'Parks', href: '/parks' },
+            { label: park.name }
+          ]}
+          className="mb-4"
+        />
+        
+        {/* Edit Button */}
+        <div className="flex justify-end mb-6">
           <Button 
             variant="outline"
             onClick={() => requireAuth(() => setIsEditParkModalOpen(true), "Sign in to edit this park")}
@@ -435,9 +437,19 @@ export default function ParkDetail() {
                         <Users className="w-4 h-4 text-muted-foreground" />
                         <div>
                           <div className="font-medium">Operator</div>
-                          <div className="text-sm text-muted-foreground">
-                            {park.operator.name}
-                          </div>
+                          <HoverCard openDelay={300}>
+                            <HoverCardTrigger asChild>
+                              <Link 
+                                to={`/operators/${park.operator.slug}`}
+                                className="text-sm text-primary hover:underline"
+                              >
+                                {park.operator.name}
+                              </Link>
+                            </HoverCardTrigger>
+                            <HoverCardContent side="right" className="w-auto">
+                              <CompanyPreviewCard slug={park.operator.slug} />
+                            </HoverCardContent>
+                          </HoverCard>
                         </div>
                       </div>}
 
@@ -659,9 +671,9 @@ export default function ParkDetail() {
                     park_type: park?.park_type,
                     status: park?.status,
                     opening_date: park?.opening_date ?? undefined,
-                    opening_date_precision: (park?.opening_date_precision as 'day' | 'month' | 'year') ?? undefined,
+                    opening_date_precision: (park?.opening_date_precision as 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate') ?? undefined,
                     closing_date: park?.closing_date ?? undefined,
-                    closing_date_precision: (park?.closing_date_precision as 'day' | 'month' | 'year') ?? undefined,
+                    closing_date_precision: (park?.closing_date_precision as 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate') ?? undefined,
                     location_id: park?.location?.id,
                     location: park?.location ? {
                       name: park.location.name || '',

src/pages/Profile.tsx

@@ -291,8 +291,9 @@ export default function Profile() {
           submission_type, 
           status, 
           created_at,
-          submission_metadata(name)
+          submission_metadata!inner(metadata_value)
         `)
+        .eq('submission_metadata.metadata_key', 'name')
         .eq('user_id', userId)
         .order('created_at', { ascending: false })
         .limit(10);
@@ -310,10 +311,10 @@ export default function Profile() {
       const enrichedSubmissions = await Promise.all((submissions || []).map(async (sub) => {
         const enriched: any = { ...sub };
         
-        // Get name from submission_metadata
+        // Get name from submission_metadata - extract metadata_value from the joined result
         const metadata = sub.submission_metadata as any;
         enriched.name = Array.isArray(metadata) && metadata.length > 0 
-          ? metadata[0]?.name 
+          ? metadata[0]?.metadata_value 
           : undefined;
         
         // For photo submissions, get photo count and preview

src/pages/PropertyOwnerDetail.tsx

@@ -1,6 +1,8 @@
 import { useState, useEffect, lazy, Suspense } from 'react';
 import { useParams, useNavigate } from 'react-router-dom';
 import { Header } from '@/components/layout/Header';
+import { EntityBreadcrumb } from '@/components/navigation/EntityBreadcrumb';
+import { CompanyDetailSkeleton } from '@/components/loading/CompanyDetailSkeleton';
 import { trackPageView } from '@/lib/viewTracking';
 import { getBannerUrls } from '@/lib/cloudflareImageUtils';
 import { Button } from '@/components/ui/button';
@@ -188,12 +190,7 @@ export default function PropertyOwnerDetail() {
     return (
       <div className="min-h-screen bg-background">
         <Header />
-        <div className="container mx-auto px-4 py-8">
-          <div className="animate-pulse space-y-6">
-            <div className="h-64 bg-muted rounded-lg"></div>
-            <div className="h-8 bg-muted rounded w-1/2"></div>
-          </div>
-        </div>
+        <CompanyDetailSkeleton />
       </div>
     );
   }
@@ -220,13 +217,17 @@ export default function PropertyOwnerDetail() {
       <Header />
       
       <main className="container mx-auto px-4 py-8 max-w-7xl">
-        {/* Back Button and Edit Button */}
-        <div className="flex items-center justify-between mb-6">
-          <Button variant="ghost" onClick={() => navigate('/owners')}>
-            <ArrowLeft className="w-4 h-4 mr-2" />
-            Back to Property Owners
-          </Button>
-          
+        {/* Breadcrumb Navigation */}
+        <EntityBreadcrumb 
+          segments={[
+            { label: 'Property Owners', href: '/owners' },
+            { label: owner.name }
+          ]}
+          className="mb-4"
+        />
+        
+        {/* Edit Button */}
+        <div className="flex justify-end mb-6">
           <Button 
             variant="outline"
             onClick={() => requireAuth(() => setIsEditModalOpen(true), "Sign in to edit this property owner")}

src/pages/RideDetail.tsx

@@ -1,5 +1,10 @@
 import { useState, lazy, Suspense, useEffect } from 'react';
-import { useParams, useNavigate } from 'react-router-dom';
+import { useParams, useNavigate, Link } from 'react-router-dom';
+import { HoverCard, HoverCardContent, HoverCardTrigger } from '@/components/ui/hover-card';
+import { CompanyPreviewCard } from '@/components/preview/CompanyPreviewCard';
+import { ParkPreviewCard } from '@/components/preview/ParkPreviewCard';
+import { EntityBreadcrumb } from '@/components/navigation/EntityBreadcrumb';
+import { RideDetailSkeleton } from '@/components/loading/RideDetailSkeleton';
 import { Header } from '@/components/layout/Header';
 import { getBannerUrls } from '@/lib/cloudflareImageUtils';
 import { trackPageView } from '@/lib/viewTracking';
@@ -160,13 +165,7 @@ export default function RideDetail() {
     return (
       <div className="min-h-screen bg-background">
         <Header />
-        <div className="container mx-auto px-4 py-8">
-          <div className="animate-pulse space-y-6">
-            <div className="h-64 bg-muted rounded-lg"></div>
-            <div className="h-8 bg-muted rounded w-1/2"></div>
-            <div className="h-4 bg-muted rounded w-1/3"></div>
-          </div>
-        </div>
+        <RideDetailSkeleton />
       </div>
     );
   }
@@ -194,18 +193,27 @@ export default function RideDetail() {
   return (
     <div className="min-h-screen bg-background">
       <Header />
-      
+
       <main className="container mx-auto px-4 py-8 max-w-7xl">
-        {/* Back Button and Edit Button */}
-        <div className="flex items-center justify-between mb-6">
-          <Button 
-            variant="ghost" 
-            onClick={() => navigate(`/parks/${ride.park?.slug}`)}
-          >
-            <ArrowLeft className="w-4 h-4 mr-2" />
-            Back to {ride.park?.name}
-          </Button>
-          
+        {/* Breadcrumb Navigation */}
+        <EntityBreadcrumb 
+          segments={[
+            { label: 'Parks', href: '/parks' },
+            { 
+              label: ride.park.name, 
+              href: `/parks/${ride.park.slug}`,
+              showPreview: true,
+              previewType: 'park',
+              previewSlug: ride.park.slug
+            },
+            { label: 'Rides', href: `/parks/${ride.park.slug}#rides` },
+            { label: ride.name }
+          ]}
+          className="mb-4"
+        />
+        
+        {/* Edit Button */}
+        <div className="flex justify-end mb-6">
           <Button 
             variant="outline"
             onClick={() => requireAuth(() => setIsEditModalOpen(true), "Sign in to edit this ride")}
@@ -255,10 +263,20 @@ export default function RideDetail() {
                   <h1 className="text-4xl md:text-6xl font-bold text-white mb-2">
                     {ride.name}
                   </h1>
-                  <div className="flex items-center text-white/90 text-lg">
-                    <MapPin className="w-5 h-5 mr-2" />
-                    {ride.park.name}
-                  </div>
+                  <HoverCard openDelay={300}>
+                    <HoverCardTrigger asChild>
+                      <Link 
+                        to={`/parks/${ride.park.slug}`}
+                        className="flex items-center text-white/90 text-lg hover:text-white transition-colors"
+                      >
+                        <MapPin className="w-5 h-5 mr-2" />
+                        <span className="hover:underline">{ride.park.name}</span>
+                      </Link>
+                    </HoverCardTrigger>
+                    <HoverCardContent side="bottom" align="start" className="w-auto">
+                      <ParkPreviewCard slug={ride.park.slug} />
+                    </HoverCardContent>
+                  </HoverCard>
                   <div className="mt-3">
                     <VersionIndicator 
                       entityType="ride" 
@@ -471,9 +489,19 @@ export default function RideDetail() {
                         <Users className="w-4 h-4 text-muted-foreground" />
                         <div>
                           <div className="font-medium">Manufacturer</div>
-                          <div className="text-sm text-muted-foreground">
-                            {ride.manufacturer.name}
-                          </div>
+                          <HoverCard openDelay={300}>
+                            <HoverCardTrigger asChild>
+                              <Link 
+                                to={`/manufacturers/${ride.manufacturer.slug}`}
+                                className="text-sm text-primary hover:underline"
+                              >
+                                {ride.manufacturer.name}
+                              </Link>
+                            </HoverCardTrigger>
+                            <HoverCardContent side="right" className="w-auto">
+                              <CompanyPreviewCard slug={ride.manufacturer.slug} />
+                            </HoverCardContent>
+                          </HoverCard>
                         </div>
                       </div>
                     )}
@@ -483,9 +511,19 @@ export default function RideDetail() {
                         <Users className="w-4 h-4 text-muted-foreground" />
                         <div>
                           <div className="font-medium">Designer</div>
-                          <div className="text-sm text-muted-foreground">
-                            {ride.designer.name}
-                          </div>
+                          <HoverCard openDelay={300}>
+                            <HoverCardTrigger asChild>
+                              <Link 
+                                to={`/designers/${ride.designer.slug}`}
+                                className="text-sm text-primary hover:underline"
+                              >
+                                {ride.designer.name}
+                              </Link>
+                            </HoverCardTrigger>
+                            <HoverCardContent side="right" className="w-auto">
+                              <CompanyPreviewCard slug={ride.designer.slug} />
+                            </HoverCardContent>
+                          </HoverCard>
                         </div>
                       </div>
                     )}

src/pages/RideModelDetail.tsx

@@ -1,6 +1,8 @@
 import { useState, useEffect, useCallback, lazy, Suspense } from 'react';
 import { useParams, useNavigate } from 'react-router-dom';
 import { Header } from '@/components/layout/Header';
+import { EntityBreadcrumb } from '@/components/navigation/EntityBreadcrumb';
+import { CompanyDetailSkeleton } from '@/components/loading/CompanyDetailSkeleton';
 import { Button } from '@/components/ui/button';
 import { Badge } from '@/components/ui/badge';
 import { Card, CardContent } from '@/components/ui/card';
@@ -167,17 +169,7 @@ export default function RideModelDetail() {
     return (
       <div className="min-h-screen bg-background">
         <Header />
-        <div className="container mx-auto px-4 py-8">
-          <div className="animate-pulse space-y-6">
-            <div className="h-12 bg-muted rounded w-1/3"></div>
-            <div className="h-64 bg-muted rounded"></div>
-            <div className="grid md:grid-cols-2 lg:grid-cols-3 gap-6">
-              {[...Array(6)].map((_, i) => (
-                <div key={i} className="h-48 bg-muted rounded-lg"></div>
-              ))}
-            </div>
-          </div>
-        </div>
+        <CompanyDetailSkeleton />
       </div>
     );
   }
@@ -204,12 +196,25 @@ export default function RideModelDetail() {
       <Header />
       
       <main className="container mx-auto px-4 py-8">
-        <div className="flex items-center justify-between mb-6">
-          <Button variant="ghost" onClick={() => navigate(`/manufacturers/${manufacturerSlug}/models`)}>
-            <ArrowLeft className="w-4 h-4 mr-2" />
-            Back to {manufacturer.name} Models
-          </Button>
-          
+        {/* Breadcrumb Navigation */}
+        <EntityBreadcrumb 
+          segments={[
+            { label: 'Manufacturers', href: '/manufacturers' },
+            { 
+              label: manufacturer.name, 
+              href: `/manufacturers/${manufacturerSlug}`,
+              showPreview: true,
+              previewType: 'company',
+              previewSlug: manufacturerSlug || ''
+            },
+            { label: 'Models', href: `/manufacturers/${manufacturerSlug}/models` },
+            { label: model.name }
+          ]}
+          className="mb-4"
+        />
+        
+        {/* Edit Button */}
+        <div className="flex justify-end mb-6">
           <Button 
             variant="outline"
             onClick={() => requireAuth(() => setIsEditModalOpen(true), "Sign in to edit this ride model")}

src/pages/admin/ApprovalHistory.tsx

@@ -0,0 +1,136 @@
+/**
+ * Approval History Page
+ * 
+ * Full-page view for compliance reporting with advanced filters,
+ * date range selection, and export functionality.
+ */
+
+import { useState } from 'react';
+import { ItemApprovalHistory } from '@/components/moderation/ItemApprovalHistory';
+import { FilterDateRangePicker } from '@/components/filters/FilterDateRangePicker';
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select';
+import { Label } from '@/components/ui/label';
+import { Card, CardContent } from '@/components/ui/card';
+import { Button } from '@/components/ui/button';
+import { X, FileCheck } from 'lucide-react';
+import { useUserRole } from '@/hooks/useUserRole';
+import { Navigate } from 'react-router-dom';
+import type { EntityType } from '@/types/submissions';
+
+export default function ApprovalHistory() {
+  const { isModerator, loading: rolesLoading } = useUserRole();
+  const [fromDate, setFromDate] = useState<Date | null>(null);
+  const [toDate, setToDate] = useState<Date | null>(null);
+  const [itemType, setItemType] = useState<EntityType | 'all'>('all');
+  const [limit, setLimit] = useState<number>(100);
+
+  // Access control: moderators only
+  if (rolesLoading) {
+    return (
+      <div className="container mx-auto p-6">
+        <div className="text-center">Loading...</div>
+      </div>
+    );
+  }
+
+  if (!isModerator()) {
+    return <Navigate to="/" replace />;
+  }
+
+  const hasFilters = fromDate || toDate || itemType !== 'all' || limit !== 100;
+
+  const clearFilters = () => {
+    setFromDate(null);
+    setToDate(null);
+    setItemType('all');
+    setLimit(100);
+  };
+
+  return (
+    <div className="container mx-auto p-6 max-w-7xl">
+        {/* Header */}
+        <div className="mb-6">
+          <div className="flex items-center gap-3 mb-2">
+            <FileCheck className="w-8 h-8 text-primary" />
+            <h1 className="text-3xl font-bold">Approval History</h1>
+          </div>
+          <p className="text-muted-foreground">
+            Complete audit trail of all approved items with exact timestamps for compliance reporting
+          </p>
+        </div>
+
+        {/* Filters */}
+        <Card className="mb-6">
+          <CardContent className="pt-6">
+            <div className="grid gap-6 md:grid-cols-2 lg:grid-cols-4">
+              {/* Date Range Filter */}
+              <div className="lg:col-span-2">
+                <FilterDateRangePicker
+                  label="Approval Date Range"
+                  fromDate={fromDate}
+                  toDate={toDate}
+                  onFromChange={(date) => setFromDate(date || null)}
+                  onToChange={(date) => setToDate(date || null)}
+                  fromPlaceholder="Start Date"
+                  toPlaceholder="End Date"
+                />
+              </div>
+
+              {/* Item Type Filter */}
+              <div className="space-y-2">
+                <Label htmlFor="item-type">Item Type</Label>
+                <Select value={itemType} onValueChange={(val) => setItemType(val as EntityType | 'all')}>
+                  <SelectTrigger id="item-type">
+                    <SelectValue placeholder="All Types" />
+                  </SelectTrigger>
+                  <SelectContent>
+                    <SelectItem value="all">All Types</SelectItem>
+                    <SelectItem value="park">Parks</SelectItem>
+                    <SelectItem value="ride">Rides</SelectItem>
+                    <SelectItem value="manufacturer">Manufacturers</SelectItem>
+                    <SelectItem value="designer">Designers</SelectItem>
+                    <SelectItem value="operator">Operators</SelectItem>
+                    <SelectItem value="ride_model">Ride Models</SelectItem>
+                  </SelectContent>
+                </Select>
+              </div>
+
+              {/* Results Limit */}
+              <div className="space-y-2">
+                <Label htmlFor="limit">Results Limit</Label>
+                <Select value={limit.toString()} onValueChange={(val) => setLimit(parseInt(val))}>
+                  <SelectTrigger id="limit">
+                    <SelectValue />
+                  </SelectTrigger>
+                  <SelectContent>
+                    <SelectItem value="50">50</SelectItem>
+                    <SelectItem value="100">100</SelectItem>
+                    <SelectItem value="250">250</SelectItem>
+                    <SelectItem value="500">500</SelectItem>
+                  </SelectContent>
+                </Select>
+              </div>
+            </div>
+
+            {/* Clear Filters */}
+            {hasFilters && (
+              <div className="mt-4 flex justify-end">
+                <Button variant="outline" size="sm" onClick={clearFilters}>
+                  <X className="w-4 h-4 mr-2" />
+                  Clear Filters
+                </Button>
+              </div>
+            )}
+          </CardContent>
+        </Card>
+
+        {/* History Table */}
+        <ItemApprovalHistory
+          dateRange={fromDate && toDate ? { from: fromDate, to: toDate } : undefined}
+          itemType={itemType === 'all' ? undefined : itemType}
+          limit={limit}
+          embedded={false}
+        />
+      </div>
+  );
+}

src/pages/admin/DatabaseMaintenance.tsx

@@ -0,0 +1,224 @@
+import { useState } from 'react';
+import { AdminLayout } from '@/components/layout/AdminLayout';
+import { AdminPageLayout } from '@/components/admin';
+import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
+import { Button } from '@/components/ui/button';
+import { Badge } from '@/components/ui/badge';
+import { Alert, AlertDescription, AlertTitle } from '@/components/ui/alert';
+import {
+  Table,
+  TableBody,
+  TableCell,
+  TableHead,
+  TableHeader,
+  TableRow,
+} from '@/components/ui/table';
+import {
+  useMaintenanceTables,
+  useVacuumTable,
+  useAnalyzeTable,
+  useReindexTable,
+} from '@/hooks/admin/useDatabaseMaintenance';
+import { Database, RefreshCw, Zap, Settings, AlertTriangle } from 'lucide-react';
+import { Skeleton } from '@/components/ui/skeleton';
+
+export default function DatabaseMaintenance() {
+  const { data: tables, isLoading, refetch } = useMaintenanceTables();
+  const vacuumMutation = useVacuumTable();
+  const analyzeMutation = useAnalyzeTable();
+  const reindexMutation = useReindexTable();
+
+  const [selectedTable, setSelectedTable] = useState<string | null>(null);
+
+  const handleVacuum = (tableName: string) => {
+    setSelectedTable(tableName);
+    vacuumMutation.mutate(tableName);
+  };
+
+  const handleAnalyze = (tableName: string) => {
+    setSelectedTable(tableName);
+    analyzeMutation.mutate(tableName);
+  };
+
+  const handleReindex = (tableName: string) => {
+    setSelectedTable(tableName);
+    reindexMutation.mutate(tableName);
+  };
+
+  const isOperationPending = (tableName: string) => {
+    return (
+      selectedTable === tableName &&
+      (vacuumMutation.isPending || analyzeMutation.isPending || reindexMutation.isPending)
+    );
+  };
+
+  return (
+    <AdminLayout>
+      <AdminPageLayout
+        title="Database Maintenance"
+        description="Run vacuum, analyze, and reindex operations on database tables"
+      >
+        <Alert variant="default" className="mb-6">
+          <AlertTriangle className="h-4 w-4" />
+          <AlertTitle>Superuser Access Required</AlertTitle>
+          <AlertDescription>
+            These operations require superuser privileges. They can help improve database
+            performance by reclaiming storage, updating statistics, and rebuilding indexes.
+          </AlertDescription>
+        </Alert>
+
+        <div className="grid gap-6 mb-6 md:grid-cols-3">
+          <Card>
+            <CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
+              <CardTitle className="text-sm font-medium">VACUUM</CardTitle>
+              <Database className="h-4 w-4 text-muted-foreground" />
+            </CardHeader>
+            <CardContent>
+              <CardDescription className="text-xs">
+                Reclaims storage occupied by dead tuples and makes space available for reuse
+              </CardDescription>
+            </CardContent>
+          </Card>
+
+          <Card>
+            <CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
+              <CardTitle className="text-sm font-medium">ANALYZE</CardTitle>
+              <Zap className="h-4 w-4 text-muted-foreground" />
+            </CardHeader>
+            <CardContent>
+              <CardDescription className="text-xs">
+                Updates statistics used by the query planner for optimal query execution plans
+              </CardDescription>
+            </CardContent>
+          </Card>
+
+          <Card>
+            <CardHeader className="flex flex-row items-center justify-between space-y-0 pb-2">
+              <CardTitle className="text-sm font-medium">REINDEX</CardTitle>
+              <Settings className="h-4 w-4 text-muted-foreground" />
+            </CardHeader>
+            <CardContent>
+              <CardDescription className="text-xs">
+                Rebuilds indexes to eliminate bloat and restore optimal index performance
+              </CardDescription>
+            </CardContent>
+          </Card>
+        </div>
+
+        <Card>
+          <CardHeader>
+            <div className="flex items-center justify-between">
+              <div>
+                <CardTitle>Database Tables</CardTitle>
+                <CardDescription>
+                  Select maintenance operations to perform on each table
+                </CardDescription>
+              </div>
+              <Button
+                variant="outline"
+                size="sm"
+                onClick={() => refetch()}
+                disabled={isLoading}
+              >
+                <RefreshCw className={`mr-2 h-4 w-4 ${isLoading ? 'animate-spin' : ''}`} />
+                Refresh
+              </Button>
+            </div>
+          </CardHeader>
+          <CardContent>
+            {isLoading ? (
+              <div className="space-y-4">
+                {Array.from({ length: 5 }).map((_, i) => (
+                  <Skeleton key={i} className="h-12 w-full" />
+                ))}
+              </div>
+            ) : tables && tables.length > 0 ? (
+              <div className="rounded-md border">
+                <Table>
+                  <TableHeader>
+                    <TableRow>
+                      <TableHead>Table Name</TableHead>
+                      <TableHead className="text-right">Rows</TableHead>
+                      <TableHead className="text-right">Table Size</TableHead>
+                      <TableHead className="text-right">Indexes Size</TableHead>
+                      <TableHead className="text-right">Total Size</TableHead>
+                      <TableHead className="text-right">Actions</TableHead>
+                    </TableRow>
+                  </TableHeader>
+                  <TableBody>
+                    {tables.map((table) => (
+                      <TableRow key={table.table_name}>
+                        <TableCell className="font-medium">
+                          <code className="text-sm">{table.table_name}</code>
+                        </TableCell>
+                        <TableCell className="text-right">
+                          {table.row_count?.toLocaleString() || 'N/A'}
+                        </TableCell>
+                        <TableCell className="text-right">
+                          <Badge variant="secondary">{table.table_size}</Badge>
+                        </TableCell>
+                        <TableCell className="text-right">
+                          <Badge variant="secondary">{table.indexes_size}</Badge>
+                        </TableCell>
+                        <TableCell className="text-right">
+                          <Badge variant="outline">{table.total_size}</Badge>
+                        </TableCell>
+                        <TableCell className="text-right">
+                          <div className="flex gap-2 justify-end">
+                            <Button
+                              variant="outline"
+                              size="sm"
+                              onClick={() => handleVacuum(table.table_name)}
+                              disabled={isOperationPending(table.table_name)}
+                            >
+                              {isOperationPending(table.table_name) &&
+                              vacuumMutation.isPending ? (
+                                <RefreshCw className="h-3 w-3 animate-spin" />
+                              ) : (
+                                'Vacuum'
+                              )}
+                            </Button>
+                            <Button
+                              variant="outline"
+                              size="sm"
+                              onClick={() => handleAnalyze(table.table_name)}
+                              disabled={isOperationPending(table.table_name)}
+                            >
+                              {isOperationPending(table.table_name) &&
+                              analyzeMutation.isPending ? (
+                                <RefreshCw className="h-3 w-3 animate-spin" />
+                              ) : (
+                                'Analyze'
+                              )}
+                            </Button>
+                            <Button
+                              variant="outline"
+                              size="sm"
+                              onClick={() => handleReindex(table.table_name)}
+                              disabled={isOperationPending(table.table_name)}
+                            >
+                              {isOperationPending(table.table_name) &&
+                              reindexMutation.isPending ? (
+                                <RefreshCw className="h-3 w-3 animate-spin" />
+                              ) : (
+                                'Reindex'
+                              )}
+                            </Button>
+                          </div>
+                        </TableCell>
+                      </TableRow>
+                    ))}
+                  </TableBody>
+                </Table>
+              </div>
+            ) : (
+              <div className="text-center py-12 text-muted-foreground">
+                No tables available
+              </div>
+            )}
+          </CardContent>
+        </Card>
+      </AdminPageLayout>
+    </AdminLayout>
+  );
+}

src/types/company-data.ts

@@ -32,7 +32,7 @@ export interface TimelineEventDatabaseRecord {
   entity_type: 'park' | 'ride' | 'company' | 'ride_model';
   event_type: string;
   event_date: string;
-  event_date_precision: 'day' | 'month' | 'year';
+  event_date_precision: 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate';
   title: string;
   description?: string | null;
   from_value?: string | null;

src/types/moderation.ts

@@ -313,6 +313,14 @@ export interface SortConfig {
   direction: SortDirection;
 }
 
+/**
+ * Approval date range filter for moderation queue
+ */
+export interface ApprovalDateRangeFilter {
+  from: Date | null;
+  to: Date | null;
+}
+
 /**
  * Loading states for the moderation queue
  */

src/types/submission-data.ts

@@ -151,7 +151,7 @@ export interface TimelineEventItemData {
   entity_type: 'park' | 'ride' | 'company' | 'ride_model';
   event_type: string;
   event_date: string; // ISO date
-  event_date_precision: 'day' | 'month' | 'year';
+  event_date_precision: 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate';
   title: string;
   description?: string | null;
   from_value?: string | null;

src/types/submissions.ts

@@ -43,6 +43,7 @@ export interface SubmissionItemData {
   rejection_reason: string | null;
   created_at: string;
   updated_at: string;
+  approved_at: string | null;
 }
 
 export interface EntityPhotoGalleryProps {

src/types/timeline.ts

@@ -22,7 +22,7 @@ export type TimelineEventType =
 
 export type EntityType = 'park' | 'ride' | 'company' | 'ride_model';
 
-export type DatePrecision = 'day' | 'month' | 'year';
+export type DatePrecision = 'exact' | 'month' | 'year' | 'decade' | 'century' | 'approximate';
 
 /**
  * Timeline event stored in database after approval

supabase/functions/_shared/edgeFunctionWrapper.ts

@@ -266,7 +266,15 @@ export function wrapEdgeFunction(
       logSpanToDatabase(span, requestId);
 
       // Clone response to add tracking headers
-      const responseBody = await response.text();
+      // Defensive check: ensure handler returned a Response object
+      let responseBody: string;
+      if (response instanceof Response) {
+        responseBody = await response.text();
+      } else {
+        // Handler returned non-Response (shouldn't happen, but handle it)
+        addSpanEvent(span, 'warning_non_response_object');
+        responseBody = JSON.stringify(response);
+      }
       const enhancedResponse = new Response(responseBody, {
         status: response.status,
         statusText: response.statusText,

supabase/functions/collect-metrics/index.ts

@@ -28,7 +28,7 @@ const handler = async (req: Request, { supabase, span, requestId }: EdgeFunction
       metrics.push({
         metric_name: 'api_error_count',
         metric_value: errorCount as number,
-        metric_category: 'performance',
+        metric_category: 'api',
         timestamp,
       });
     }
@@ -45,7 +45,7 @@ const handler = async (req: Request, { supabase, span, requestId }: EdgeFunction
       metrics.push({
         metric_name: 'rate_limit_violations',
         metric_value: violationCount as number,
-        metric_category: 'security',
+        metric_category: 'rate_limit',
         timestamp,
       });
     }
@@ -61,7 +61,7 @@ const handler = async (req: Request, { supabase, span, requestId }: EdgeFunction
       metrics.push({
         metric_name: 'pending_submissions',
         metric_value: pendingCount as number,
-        metric_category: 'workflow',
+        metric_category: 'moderation',
         timestamp,
       });
     }
@@ -77,7 +77,7 @@ const handler = async (req: Request, { supabase, span, requestId }: EdgeFunction
       metrics.push({
         metric_name: 'active_incidents',
         metric_value: incidentCount as number,
-        metric_category: 'monitoring',
+        metric_category: 'system',
         timestamp,
       });
     }
@@ -86,14 +86,14 @@ const handler = async (req: Request, { supabase, span, requestId }: EdgeFunction
     const { data: unresolvedAlerts, error: alertsError } = await supabase
       .from('system_alerts')
       .select('id', { count: 'exact', head: true })
-      .eq('resolved', false);
+      .is('resolved_at', null);
 
     if (!alertsError) {
       const alertCount = unresolvedAlerts || 0;
       metrics.push({
         metric_name: 'unresolved_alerts',
         metric_value: alertCount as number,
-        metric_category: 'monitoring',
+        metric_category: 'system',
         timestamp,
       });
     }
@@ -112,7 +112,7 @@ const handler = async (req: Request, { supabase, span, requestId }: EdgeFunction
       metrics.push({
         metric_name: 'submission_approval_rate',
         metric_value: approvalRate,
-        metric_category: 'workflow',
+        metric_category: 'moderation',
         timestamp,
       });
     }
@@ -136,7 +136,7 @@ const handler = async (req: Request, { supabase, span, requestId }: EdgeFunction
       metrics.push({
         metric_name: 'avg_moderation_time',
         metric_value: avgTimeMinutes,
-        metric_category: 'workflow',
+        metric_category: 'moderation',
         timestamp,
       });
     }
@@ -155,11 +155,17 @@ const handler = async (req: Request, { supabase, span, requestId }: EdgeFunction
     addSpanEvent(span, 'metrics_recorded', { count: metrics.length });
   }
 
-  return {
-    success: true,
-    metrics_collected: metrics.length,
-    metrics: metrics.map(m => ({ name: m.metric_name, value: m.metric_value })),
-  };
+  return new Response(
+    JSON.stringify({
+      success: true,
+      metrics_collected: metrics.length,
+      metrics: metrics.map(m => ({ name: m.metric_name, value: m.metric_value })),
+    }),
+    {
+      status: 200,
+      headers: { 'Content-Type': 'application/json' },
+    }
+  );
 };
 
 serve(createEdgeFunction({

supabase/functions/detect-anomalies/index.ts

@@ -474,11 +474,17 @@ const handler = async (req: Request, { supabase, span, requestId }: EdgeFunction
 
     addSpanEvent(span, 'anomaly_detection_complete', { detected: anomaliesDetected.length });
 
-    return {
-      success: true,
-      anomalies_detected: anomaliesDetected.length,
-      anomalies: anomaliesDetected,
-    };
+    return new Response(
+      JSON.stringify({
+        success: true,
+        anomalies_detected: anomaliesDetected.length,
+        anomalies: anomaliesDetected,
+      }),
+      {
+        status: 200,
+        headers: { 'Content-Type': 'application/json' },
+      }
+    );
 };
 
 serve(createEdgeFunction({

supabase/functions/process-selective-approval/index.ts

@@ -1,4 +1,6 @@
+import { serve } from 'https://deno.land/std@0.190.0/http/server.ts';
 import { createEdgeFunction } from '../_shared/edgeFunctionWrapper.ts';
+import { corsHeadersWithTracing } from '../_shared/cors.ts';
 import { 
   addSpanEvent, 
   setSpanAttributes, 
@@ -16,11 +18,42 @@ import { ValidationError } from '../_shared/typeValidation.ts';
 const handler = async (req: Request, context: { supabase: any; user: any; span: any; requestId: string }) => {
   const { supabase, user, span: rootSpan, requestId } = context;
 
+  // Early logging - confirms request reached handler
+  addSpanEvent(rootSpan, 'handler_entry', { 
+    requestId, 
+    userId: user.id,
+    timestamp: Date.now() 
+  });
+
   setSpanAttributes(rootSpan, { 
     'user.id': user.id,
     'function.name': 'process-selective-approval' 
   });
 
+  // Health check endpoint
+  if (req.url.includes('/health')) {
+    addSpanEvent(rootSpan, 'health_check_start');
+    const { data, error } = await supabase
+      .from('content_submissions')
+      .select('count')
+      .limit(1);
+    
+    addSpanEvent(rootSpan, 'health_check_complete', { 
+      dbConnected: !error,
+      error: error?.message 
+    });
+
+    return new Response(JSON.stringify({ 
+      status: 'ok', 
+      dbConnected: !error,
+      timestamp: Date.now(),
+      error: error?.message
+    }), { 
+      headers: { 'Content-Type': 'application/json' },
+      status: error ? 500 : 200
+    });
+  }
+
   // STEP 1: Parse and validate request
   addSpanEvent(rootSpan, 'validation_start');
   
@@ -57,14 +90,37 @@ const handler = async (req: Request, context: { supabase: any; user: any; span:
   });
   addSpanEvent(rootSpan, 'validation_complete');
 
-  // STEP 2: Idempotency check
+  // STEP 2: Idempotency check with timeout
   addSpanEvent(rootSpan, 'idempotency_check_start');
-  const { data: existingKey } = await supabase
+  
+  const idempotencyCheckPromise = supabase
     .from('submission_idempotency_keys')
     .select('*')
     .eq('idempotency_key', idempotencyKey)
     .single();
 
+  // Add 5 second timeout for idempotency check
+  const timeoutPromise = new Promise((_, reject) => 
+    setTimeout(() => reject(new Error('Idempotency check timed out after 5s')), 5000)
+  );
+
+  let existingKey;
+  try {
+    const result = await Promise.race([
+      idempotencyCheckPromise,
+      timeoutPromise
+    ]) as any;
+    existingKey = result.data;
+  } catch (timeoutError: any) {
+    addSpanEvent(rootSpan, 'idempotency_check_timeout', { error: timeoutError.message });
+    throw new Error(`Database query timeout: ${timeoutError.message}`);
+  }
+  
+  addSpanEvent(rootSpan, 'idempotency_check_complete', { 
+    foundKey: !!existingKey,
+    status: existingKey?.status 
+  });
+
   if (existingKey?.status === 'completed') {
     addSpanEvent(rootSpan, 'idempotency_cache_hit');
     setSpanAttributes(rootSpan, { 'cache.hit': true });
@@ -235,13 +291,11 @@ const handler = async (req: Request, context: { supabase: any; user: any; span:
 };
 
 // Create edge function with automatic error handling, CORS, auth, and logging
-createEdgeFunction(
+serve(createEdgeFunction(
   {
     name: 'process-selective-approval',
     requireAuth: true,
-    corsEnabled: true,
-    enableTracing: true,
-    rateLimitTier: 'moderate'
+    corsHeaders: corsHeadersWithTracing,
   },
   handler
-);
+));

supabase/migrations/20251111220222_59da5009-54b6-4fef-acb2-d75943214f1a.sql

@@ -0,0 +1,99 @@
+-- Phase 3: Migrate 'day' precision to 'exact' across all tables
+-- This fixes the check constraint violations and aligns with the new precision system
+
+-- Parks
+UPDATE parks 
+SET opening_date_precision = 'exact' 
+WHERE opening_date_precision = 'day';
+
+UPDATE parks 
+SET closing_date_precision = 'exact' 
+WHERE closing_date_precision = 'day';
+
+-- Park Submissions
+UPDATE park_submissions 
+SET opening_date_precision = 'exact' 
+WHERE opening_date_precision = 'day';
+
+UPDATE park_submissions 
+SET closing_date_precision = 'exact' 
+WHERE closing_date_precision = 'day';
+
+-- Park Versions
+UPDATE park_versions 
+SET opening_date_precision = 'exact' 
+WHERE opening_date_precision = 'day';
+
+UPDATE park_versions 
+SET closing_date_precision = 'exact' 
+WHERE closing_date_precision = 'day';
+
+-- Rides
+UPDATE rides 
+SET opening_date_precision = 'exact' 
+WHERE opening_date_precision = 'day';
+
+UPDATE rides 
+SET closing_date_precision = 'exact' 
+WHERE closing_date_precision = 'day';
+
+-- Ride Submissions
+UPDATE ride_submissions 
+SET opening_date_precision = 'exact' 
+WHERE opening_date_precision = 'day';
+
+UPDATE ride_submissions 
+SET closing_date_precision = 'exact' 
+WHERE closing_date_precision = 'day';
+
+-- Ride Versions
+UPDATE ride_versions 
+SET opening_date_precision = 'exact' 
+WHERE opening_date_precision = 'day';
+
+UPDATE ride_versions 
+SET closing_date_precision = 'exact' 
+WHERE closing_date_precision = 'day';
+
+-- Companies
+UPDATE companies 
+SET founded_date_precision = 'exact' 
+WHERE founded_date_precision = 'day';
+
+-- Company Submissions
+UPDATE company_submissions 
+SET founded_date_precision = 'exact' 
+WHERE founded_date_precision = 'day';
+
+-- Company Versions
+UPDATE company_versions 
+SET founded_date_precision = 'exact' 
+WHERE founded_date_precision = 'day';
+
+-- Entity Timeline Events
+UPDATE entity_timeline_events 
+SET event_date_precision = 'exact' 
+WHERE event_date_precision = 'day';
+
+-- Timeline Event Submissions
+UPDATE timeline_event_submissions 
+SET event_date_precision = 'exact' 
+WHERE event_date_precision = 'day';
+
+-- Historical Parks
+UPDATE historical_parks 
+SET opening_date_precision = 'exact' 
+WHERE opening_date_precision = 'day';
+
+UPDATE historical_parks 
+SET closing_date_precision = 'exact' 
+WHERE closing_date_precision = 'day';
+
+-- Historical Rides
+UPDATE historical_rides 
+SET opening_date_precision = 'exact' 
+WHERE opening_date_precision = 'day';
+
+UPDATE historical_rides 
+SET closing_date_precision = 'exact' 
+WHERE closing_date_precision = 'day';

supabase/migrations/20251111234907_b173cb53-af3b-4e20-94a5-4b0a42e00be7.sql

@@ -0,0 +1,272 @@
+-- Fix get_database_statistics function to use correct table name 'photos' instead of 'entity_photos'
+CREATE OR REPLACE FUNCTION public.get_database_statistics()
+ RETURNS jsonb
+ LANGUAGE plpgsql
+ STABLE SECURITY DEFINER
+ SET search_path TO 'public'
+AS $function$
+DECLARE
+  v_stats jsonb;
+  v_parks_total integer;
+  v_parks_active integer;
+  v_parks_historical integer;
+  v_parks_7d integer;
+  v_parks_30d integer;
+  v_rides_total integer;
+  v_rides_active integer;
+  v_rides_historical integer;
+  v_rides_7d integer;
+  v_rides_30d integer;
+  v_companies_total integer;
+  v_manufacturers integer;
+  v_operators integer;
+  v_designers integer;
+  v_companies_7d integer;
+  v_companies_30d integer;
+  v_ride_models_total integer;
+  v_ride_models_7d integer;
+  v_ride_models_30d integer;
+  v_locations_total integer;
+  v_timeline_events_total integer;
+  v_photos_total integer;
+  v_photos_7d integer;
+  v_photos_30d integer;
+  v_users_total integer;
+  v_users_active_30d integer;
+  v_submissions_pending integer;
+  v_submissions_approved integer;
+  v_submissions_rejected integer;
+BEGIN
+  -- Parks statistics
+  SELECT COUNT(*) INTO v_parks_total FROM parks;
+  SELECT COUNT(*) INTO v_parks_active FROM parks WHERE status = 'operating';
+  SELECT COUNT(*) INTO v_parks_historical FROM parks WHERE status IN ('closed', 'historical');
+  SELECT COUNT(*) INTO v_parks_7d FROM parks WHERE created_at > NOW() - INTERVAL '7 days';
+  SELECT COUNT(*) INTO v_parks_30d FROM parks WHERE created_at > NOW() - INTERVAL '30 days';
+  
+  -- Rides statistics
+  SELECT COUNT(*) INTO v_rides_total FROM rides;
+  SELECT COUNT(*) INTO v_rides_active FROM rides WHERE status = 'operating';
+  SELECT COUNT(*) INTO v_rides_historical FROM rides WHERE status IN ('closed', 'removed', 'relocated');
+  SELECT COUNT(*) INTO v_rides_7d FROM rides WHERE created_at > NOW() - INTERVAL '7 days';
+  SELECT COUNT(*) INTO v_rides_30d FROM rides WHERE created_at > NOW() - INTERVAL '30 days';
+  
+  -- Companies statistics
+  SELECT COUNT(*) INTO v_companies_total FROM companies;
+  SELECT COUNT(*) INTO v_manufacturers FROM companies WHERE company_type = 'manufacturer';
+  SELECT COUNT(*) INTO v_operators FROM companies WHERE company_type = 'operator';
+  SELECT COUNT(*) INTO v_designers FROM companies WHERE company_type = 'designer';
+  SELECT COUNT(*) INTO v_companies_7d FROM companies WHERE created_at > NOW() - INTERVAL '7 days';
+  SELECT COUNT(*) INTO v_companies_30d FROM companies WHERE created_at > NOW() - INTERVAL '30 days';
+  
+  -- Ride models statistics
+  SELECT COUNT(*) INTO v_ride_models_total FROM ride_models;
+  SELECT COUNT(*) INTO v_ride_models_7d FROM ride_models WHERE created_at > NOW() - INTERVAL '7 days';
+  SELECT COUNT(*) INTO v_ride_models_30d FROM ride_models WHERE created_at > NOW() - INTERVAL '30 days';
+  
+  -- Locations statistics
+  SELECT COUNT(*) INTO v_locations_total FROM locations;
+  
+  -- Timeline events statistics
+  SELECT COUNT(*) INTO v_timeline_events_total FROM entity_timeline_events;
+  
+  -- Photos statistics - FIXED: using 'photos' table instead of 'entity_photos'
+  SELECT COUNT(*) INTO v_photos_total FROM photos;
+  SELECT COUNT(*) INTO v_photos_7d FROM photos WHERE created_at > NOW() - INTERVAL '7 days';
+  SELECT COUNT(*) INTO v_photos_30d FROM photos WHERE created_at > NOW() - INTERVAL '30 days';
+  
+  -- Users statistics
+  SELECT COUNT(*) INTO v_users_total FROM profiles;
+  SELECT COUNT(*) INTO v_users_active_30d FROM profiles WHERE updated_at > NOW() - INTERVAL '30 days';
+  
+  -- Submissions statistics
+  SELECT COUNT(*) INTO v_submissions_pending FROM content_submissions WHERE status = 'pending';
+  SELECT COUNT(*) INTO v_submissions_approved FROM content_submissions WHERE status = 'approved';
+  SELECT COUNT(*) INTO v_submissions_rejected FROM content_submissions WHERE status = 'rejected';
+  
+  -- Build result JSON
+  v_stats := jsonb_build_object(
+    'parks', jsonb_build_object(
+      'total', v_parks_total,
+      'active', v_parks_active,
+      'historical', v_parks_historical,
+      'added_7d', v_parks_7d,
+      'added_30d', v_parks_30d
+    ),
+    'rides', jsonb_build_object(
+      'total', v_rides_total,
+      'active', v_rides_active,
+      'historical', v_rides_historical,
+      'added_7d', v_rides_7d,
+      'added_30d', v_rides_30d
+    ),
+    'companies', jsonb_build_object(
+      'total', v_companies_total,
+      'manufacturers', v_manufacturers,
+      'operators', v_operators,
+      'designers', v_designers,
+      'added_7d', v_companies_7d,
+      'added_30d', v_companies_30d
+    ),
+    'ride_models', jsonb_build_object(
+      'total', v_ride_models_total,
+      'added_7d', v_ride_models_7d,
+      'added_30d', v_ride_models_30d
+    ),
+    'locations', jsonb_build_object(
+      'total', v_locations_total
+    ),
+    'timeline_events', jsonb_build_object(
+      'total', v_timeline_events_total
+    ),
+    'photos', jsonb_build_object(
+      'total', v_photos_total,
+      'added_7d', v_photos_7d,
+      'added_30d', v_photos_30d
+    ),
+    'users', jsonb_build_object(
+      'total', v_users_total,
+      'active_30d', v_users_active_30d
+    ),
+    'submissions', jsonb_build_object(
+      'pending', v_submissions_pending,
+      'approved', v_submissions_approved,
+      'rejected', v_submissions_rejected
+    )
+  );
+  
+  RETURN v_stats;
+END;
+$function$;
+
+-- Fix get_recent_additions function to use correct table and column names
+CREATE OR REPLACE FUNCTION public.get_recent_additions(limit_count integer DEFAULT 50)
+ RETURNS TABLE(entity_id uuid, entity_type text, entity_name text, entity_slug text, park_slug text, image_url text, created_at timestamp with time zone, created_by_id uuid, created_by_username text, created_by_avatar text)
+ LANGUAGE plpgsql
+ STABLE SECURITY DEFINER
+ SET search_path TO 'public'
+AS $function$
+BEGIN
+  RETURN QUERY
+  SELECT * FROM (
+    -- Parks
+    SELECT 
+      p.id as entity_id,
+      'park'::text as entity_type,
+      p.name as entity_name,
+      p.slug as entity_slug,
+      NULL::text as park_slug,
+      p.card_image_url as image_url,
+      p.created_at,
+      p.created_by as created_by_id,
+      prof.username as created_by_username,
+      prof.avatar_url as created_by_avatar
+    FROM parks p
+    LEFT JOIN profiles prof ON prof.user_id = p.created_by
+    
+    UNION ALL
+    
+    -- Rides
+    SELECT 
+      r.id as entity_id,
+      'ride'::text as entity_type,
+      r.name as entity_name,
+      r.slug as entity_slug,
+      pk.slug as park_slug,
+      r.card_image_url as image_url,
+      r.created_at,
+      r.created_by as created_by_id,
+      prof.username as created_by_username,
+      prof.avatar_url as created_by_avatar
+    FROM rides r
+    LEFT JOIN parks pk ON pk.id = r.park_id
+    LEFT JOIN profiles prof ON prof.user_id = r.created_by
+    
+    UNION ALL
+    
+    -- Companies
+    SELECT 
+      c.id as entity_id,
+      'company'::text as entity_type,
+      c.name as entity_name,
+      c.slug as entity_slug,
+      NULL::text as park_slug,
+      c.card_image_url as image_url,
+      c.created_at,
+      c.created_by as created_by_id,
+      prof.username as created_by_username,
+      prof.avatar_url as created_by_avatar
+    FROM companies c
+    LEFT JOIN profiles prof ON prof.user_id = c.created_by
+    
+    UNION ALL
+    
+    -- Ride Models
+    SELECT 
+      rm.id as entity_id,
+      'ride_model'::text as entity_type,
+      rm.name as entity_name,
+      rm.slug as entity_slug,
+      NULL::text as park_slug,
+      rm.card_image_url as image_url,
+      rm.created_at,
+      rm.created_by as created_by_id,
+      prof.username as created_by_username,
+      prof.avatar_url as created_by_avatar
+    FROM ride_models rm
+    LEFT JOIN profiles prof ON prof.user_id = rm.created_by
+    
+    UNION ALL
+    
+    -- Locations
+    SELECT 
+      l.id as entity_id,
+      'location'::text as entity_type,
+      COALESCE(l.city || ', ' || l.country, l.country, 'Location') as entity_name,
+      NULL::text as entity_slug,
+      NULL::text as park_slug,
+      NULL::text as image_url,
+      l.created_at,
+      NULL::uuid as created_by_id,
+      NULL::text as created_by_username,
+      NULL::text as created_by_avatar
+    FROM locations l
+    
+    UNION ALL
+    
+    -- Timeline Events
+    SELECT 
+      te.id as entity_id,
+      'timeline_event'::text as entity_type,
+      te.event_title as entity_name,
+      NULL::text as entity_slug,
+      NULL::text as park_slug,
+      NULL::text as image_url,
+      te.created_at,
+      te.created_by as created_by_id,
+      prof.username as created_by_username,
+      prof.avatar_url as created_by_avatar
+    FROM entity_timeline_events te
+    LEFT JOIN profiles prof ON prof.user_id = te.created_by
+    
+    UNION ALL
+    
+    -- Photos - FIXED: using 'photos' table and correct column names
+    SELECT 
+      p.id as entity_id,
+      'photo'::text as entity_type,
+      COALESCE(p.title, 'Photo') as entity_name,
+      NULL::text as entity_slug,
+      NULL::text as park_slug,
+      p.cloudflare_image_url as image_url,
+      p.created_at as created_at,
+      p.submitted_by as created_by_id,
+      prof.username as created_by_username,
+      prof.avatar_url as created_by_avatar
+    FROM photos p
+    LEFT JOIN profiles prof ON prof.user_id = p.submitted_by
+  ) combined
+  ORDER BY created_at DESC
+  LIMIT limit_count;
+END;
+$function$;

supabase/migrations/20251112013704_f6cee3a7-9a88-490b-95a0-8c18596d6a07.sql

@@ -0,0 +1,188 @@
+-- Database Maintenance Functions
+-- These functions allow authorized users to perform database maintenance operations
+
+-- Function to run VACUUM on a specific table
+CREATE OR REPLACE FUNCTION run_vacuum_table(table_name text)
+RETURNS jsonb
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+DECLARE
+  result jsonb;
+  start_time timestamp;
+  end_time timestamp;
+BEGIN
+  -- Only allow superusers to run this
+  IF NOT EXISTS (
+    SELECT 1 FROM profiles 
+    WHERE id = auth.uid() 
+    AND role = 'superuser'
+  ) THEN
+    RAISE EXCEPTION 'Only superusers can perform database maintenance';
+  END IF;
+
+  start_time := clock_timestamp();
+  
+  -- Execute VACUUM on the specified table
+  EXECUTE format('VACUUM ANALYZE %I', table_name);
+  
+  end_time := clock_timestamp();
+
+  result := jsonb_build_object(
+    'table_name', table_name,
+    'operation', 'VACUUM ANALYZE',
+    'started_at', start_time,
+    'completed_at', end_time,
+    'duration_ms', EXTRACT(MILLISECONDS FROM (end_time - start_time)),
+    'success', true
+  );
+
+  RETURN result;
+EXCEPTION
+  WHEN OTHERS THEN
+    RETURN jsonb_build_object(
+      'table_name', table_name,
+      'operation', 'VACUUM ANALYZE',
+      'success', false,
+      'error', SQLERRM
+    );
+END;
+$$;
+
+-- Function to run ANALYZE on a specific table
+CREATE OR REPLACE FUNCTION run_analyze_table(table_name text)
+RETURNS jsonb
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+DECLARE
+  result jsonb;
+  start_time timestamp;
+  end_time timestamp;
+BEGIN
+  -- Only allow superusers to run this
+  IF NOT EXISTS (
+    SELECT 1 FROM profiles 
+    WHERE id = auth.uid() 
+    AND role = 'superuser'
+  ) THEN
+    RAISE EXCEPTION 'Only superusers can perform database maintenance';
+  END IF;
+
+  start_time := clock_timestamp();
+  
+  -- Execute ANALYZE on the specified table
+  EXECUTE format('ANALYZE %I', table_name);
+  
+  end_time := clock_timestamp();
+
+  result := jsonb_build_object(
+    'table_name', table_name,
+    'operation', 'ANALYZE',
+    'started_at', start_time,
+    'completed_at', end_time,
+    'duration_ms', EXTRACT(MILLISECONDS FROM (end_time - start_time)),
+    'success', true
+  );
+
+  RETURN result;
+EXCEPTION
+  WHEN OTHERS THEN
+    RETURN jsonb_build_object(
+      'table_name', table_name,
+      'operation', 'ANALYZE',
+      'success', false,
+      'error', SQLERRM
+    );
+END;
+$$;
+
+-- Function to run REINDEX on a specific table
+CREATE OR REPLACE FUNCTION run_reindex_table(table_name text)
+RETURNS jsonb
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+DECLARE
+  result jsonb;
+  start_time timestamp;
+  end_time timestamp;
+BEGIN
+  -- Only allow superusers to run this
+  IF NOT EXISTS (
+    SELECT 1 FROM profiles 
+    WHERE id = auth.uid() 
+    AND role = 'superuser'
+  ) THEN
+    RAISE EXCEPTION 'Only superusers can perform database maintenance';
+  END IF;
+
+  start_time := clock_timestamp();
+  
+  -- Execute REINDEX on the specified table
+  EXECUTE format('REINDEX TABLE %I', table_name);
+  
+  end_time := clock_timestamp();
+
+  result := jsonb_build_object(
+    'table_name', table_name,
+    'operation', 'REINDEX',
+    'started_at', start_time,
+    'completed_at', end_time,
+    'duration_ms', EXTRACT(MILLISECONDS FROM (end_time - start_time)),
+    'success', true
+  );
+
+  RETURN result;
+EXCEPTION
+  WHEN OTHERS THEN
+    RETURN jsonb_build_object(
+      'table_name', table_name,
+      'operation', 'REINDEX',
+      'success', false,
+      'error', SQLERRM
+    );
+END;
+$$;
+
+-- Function to get list of tables that can be maintained
+CREATE OR REPLACE FUNCTION get_maintenance_tables()
+RETURNS TABLE (
+  table_name text,
+  row_count bigint,
+  table_size text,
+  indexes_size text,
+  total_size text
+)
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+BEGIN
+  -- Only allow superusers to view this
+  IF NOT EXISTS (
+    SELECT 1 FROM profiles 
+    WHERE id = auth.uid() 
+    AND role = 'superuser'
+  ) THEN
+    RAISE EXCEPTION 'Only superusers can view database maintenance information';
+  END IF;
+
+  RETURN QUERY
+  SELECT 
+    t.tablename::text,
+    (xpath('/row/cnt/text()', xml_count))[1]::text::bigint as row_count,
+    pg_size_pretty(pg_total_relation_size(quote_ident(t.tablename)::regclass) - pg_indexes_size(quote_ident(t.tablename)::regclass)) as table_size,
+    pg_size_pretty(pg_indexes_size(quote_ident(t.tablename)::regclass)) as indexes_size,
+    pg_size_pretty(pg_total_relation_size(quote_ident(t.tablename)::regclass)) as total_size
+  FROM pg_tables t
+  LEFT JOIN LATERAL (
+    SELECT table_to_xml(t.tablename::regclass, false, true, '') as xml_count
+  ) x ON true
+  WHERE t.schemaname = 'public'
+  ORDER BY pg_total_relation_size(quote_ident(t.tablename)::regclass) DESC;
+END;
+$$;

supabase/migrations/20251112014508_2c4be538-b356-4ccf-be48-31b9a08b941e.sql

@@ -0,0 +1,412 @@
+-- Fix JSONB array filtering in analyze_data_completeness function
+-- Replace invalid '- null::jsonb' operations with proper array filtering
+
+-- Helper function to filter null values from JSONB arrays
+CREATE OR REPLACE FUNCTION filter_jsonb_array_nulls(arr JSONB)
+RETURNS JSONB
+LANGUAGE SQL
+IMMUTABLE
+AS $$
+  SELECT COALESCE(
+    jsonb_agg(element),
+    '[]'::jsonb
+  )
+  FROM jsonb_array_elements_text(arr) element
+  WHERE element != 'null'
+$$;
+
+-- Replace analyze_data_completeness with fixed JSONB array handling
+CREATE OR REPLACE FUNCTION analyze_data_completeness(
+  p_entity_type TEXT DEFAULT NULL,
+  p_min_score NUMERIC DEFAULT NULL,
+  p_max_score NUMERIC DEFAULT NULL,
+  p_missing_category TEXT DEFAULT NULL,
+  p_limit INTEGER DEFAULT 100,
+  p_offset INTEGER DEFAULT 0
+)
+RETURNS JSONB
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+DECLARE
+  v_result JSONB;
+  v_parks JSONB;
+  v_rides JSONB;
+  v_companies JSONB;
+  v_ride_models JSONB;
+  v_locations JSONB;
+  v_timeline_events JSONB;
+  v_summary JSONB;
+BEGIN
+  -- Parks Analysis (including historical)
+  WITH park_analysis AS (
+    SELECT
+      p.id,
+      p.name,
+      p.slug,
+      'park' as entity_type,
+      p.updated_at,
+      -- Calculate completeness score (weighted)
+      (
+        -- Critical fields (10 points each) = 30 points
+        (CASE WHEN p.park_type IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN p.status IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN p.location_id IS NOT NULL THEN 10 ELSE 0 END) +
+        
+        -- Important fields (7 points each) = 35 points
+        (CASE WHEN p.description IS NOT NULL AND length(p.description) > 50 THEN 7 ELSE 0 END) +
+        (CASE WHEN p.operator_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN p.banner_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN p.card_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN p.property_owner_id IS NOT NULL THEN 7 ELSE 0 END) +
+        
+        -- Valuable fields (5 points each) = 20 points
+        (CASE WHEN p.opening_date IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN p.opening_date_precision IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN p.website_url IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN p.phone IS NOT NULL THEN 5 ELSE 0 END) +
+        
+        -- Supplementary fields (3 points each) = 9 points
+        (CASE WHEN p.email IS NOT NULL THEN 3 ELSE 0 END) +
+        (CASE WHEN p.closing_date IS NOT NULL AND p.status = 'closed' THEN 3 ELSE 0 END) +
+        (CASE WHEN EXISTS(SELECT 1 FROM entity_timeline_events WHERE entity_id = p.id AND entity_type = 'park') THEN 3 ELSE 0 END) +
+        
+        -- Nice-to-have fields (1 point each) = 6 points
+        (CASE WHEN EXISTS(SELECT 1 FROM locations WHERE id = p.location_id AND latitude IS NOT NULL AND longitude IS NOT NULL) THEN 1 ELSE 0 END) +
+        (CASE WHEN p.closing_date_precision IS NOT NULL AND p.status = 'closed' THEN 1 ELSE 0 END)
+      )::NUMERIC / 100.0 * 100 as completeness_score,
+      
+      -- Missing fields tracking (using helper function)
+      jsonb_build_object(
+        'critical', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN p.park_type IS NULL THEN 'park_type' END,
+          CASE WHEN p.status IS NULL THEN 'status' END,
+          CASE WHEN p.location_id IS NULL THEN 'location_id' END
+        )),
+        'important', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN p.description IS NULL OR length(p.description) <= 50 THEN 'description' END,
+          CASE WHEN p.operator_id IS NULL THEN 'operator_id' END,
+          CASE WHEN p.banner_image_id IS NULL THEN 'banner_image' END,
+          CASE WHEN p.card_image_id IS NULL THEN 'card_image' END,
+          CASE WHEN p.property_owner_id IS NULL THEN 'property_owner_id' END
+        )),
+        'valuable', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN p.opening_date IS NULL THEN 'opening_date' END,
+          CASE WHEN p.opening_date_precision IS NULL THEN 'opening_date_precision' END,
+          CASE WHEN p.website_url IS NULL THEN 'website_url' END,
+          CASE WHEN p.phone IS NULL THEN 'phone' END
+        )),
+        'supplementary', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN p.email IS NULL THEN 'email' END,
+          CASE WHEN p.closing_date IS NULL AND p.status = 'closed' THEN 'closing_date' END
+        ))
+      ) as missing_fields
+    FROM parks p
+    WHERE (p_entity_type IS NULL OR p_entity_type = 'park')
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', id,
+      'name', name,
+      'slug', slug,
+      'entity_type', entity_type,
+      'updated_at', updated_at,
+      'completeness_score', completeness_score,
+      'missing_fields', missing_fields
+    ) ORDER BY completeness_score ASC, name ASC
+  )
+  INTO v_parks
+  FROM park_analysis
+  WHERE (p_min_score IS NULL OR completeness_score >= p_min_score)
+    AND (p_max_score IS NULL OR completeness_score <= p_max_score)
+  LIMIT p_limit OFFSET p_offset;
+
+  -- Rides Analysis
+  WITH ride_analysis AS (
+    SELECT
+      r.id,
+      r.name,
+      r.slug,
+      'ride' as entity_type,
+      r.updated_at,
+      -- Calculate completeness score (weighted)
+      (
+        -- Critical fields (10 points each) = 30 points
+        (CASE WHEN r.park_id IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN r.category IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN r.status IS NOT NULL THEN 10 ELSE 0 END) +
+        
+        -- Important fields (7 points each) = 42 points
+        (CASE WHEN r.description IS NOT NULL AND length(r.description) > 50 THEN 7 ELSE 0 END) +
+        (CASE WHEN r.manufacturer_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN r.banner_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN r.card_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN r.ride_model_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN r.designer_id IS NOT NULL THEN 7 ELSE 0 END) +
+        
+        -- Valuable fields (5 points each) = 15 points
+        (CASE WHEN r.opening_date IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN r.opening_date_precision IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN r.ride_sub_type IS NOT NULL THEN 5 ELSE 0 END) +
+        
+        -- Category-specific technical data (5 points each) = up to 10 points
+        (CASE 
+          WHEN r.category = 'Roller Coaster' THEN
+            (CASE WHEN r.coaster_type IS NOT NULL THEN 5 ELSE 0 END) +
+            (CASE WHEN r.max_speed_kmh IS NOT NULL THEN 5 ELSE 0 END)
+          WHEN r.category = 'Water Ride' THEN
+            (CASE WHEN r.flume_type IS NOT NULL THEN 5 ELSE 0 END) +
+            (CASE WHEN r.wetness_level IS NOT NULL THEN 5 ELSE 0 END)
+          WHEN r.category = 'Dark Ride' THEN
+            (CASE WHEN r.theme_name IS NOT NULL THEN 5 ELSE 0 END) +
+            (CASE WHEN r.ride_system IS NOT NULL THEN 5 ELSE 0 END)
+          ELSE 0
+        END) +
+        
+        -- Supplementary fields (3 points each) = 9 points
+        (CASE WHEN r.max_height_meters IS NOT NULL THEN 3 ELSE 0 END) +
+        (CASE WHEN r.length_meters IS NOT NULL THEN 3 ELSE 0 END) +
+        (CASE WHEN r.capacity_per_hour IS NOT NULL THEN 3 ELSE 0 END)
+      )::NUMERIC / 100.0 * 100 as completeness_score,
+      
+      -- Missing fields tracking (using helper function)
+      jsonb_build_object(
+        'critical', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN r.park_id IS NULL THEN 'park_id' END,
+          CASE WHEN r.category IS NULL THEN 'category' END,
+          CASE WHEN r.status IS NULL THEN 'status' END
+        )),
+        'important', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN r.description IS NULL OR length(r.description) <= 50 THEN 'description' END,
+          CASE WHEN r.manufacturer_id IS NULL THEN 'manufacturer_id' END,
+          CASE WHEN r.banner_image_id IS NULL THEN 'banner_image' END,
+          CASE WHEN r.card_image_id IS NULL THEN 'card_image' END,
+          CASE WHEN r.ride_model_id IS NULL THEN 'ride_model_id' END,
+          CASE WHEN r.designer_id IS NULL THEN 'designer_id' END
+        )),
+        'valuable', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN r.opening_date IS NULL THEN 'opening_date' END,
+          CASE WHEN r.opening_date_precision IS NULL THEN 'opening_date_precision' END,
+          CASE WHEN r.ride_sub_type IS NULL THEN 'ride_sub_type' END
+        ))
+      ) as missing_fields
+    FROM rides r
+    WHERE (p_entity_type IS NULL OR p_entity_type = 'ride')
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', id,
+      'name', name,
+      'slug', slug,
+      'entity_type', entity_type,
+      'updated_at', updated_at,
+      'completeness_score', completeness_score,
+      'missing_fields', missing_fields
+    ) ORDER BY completeness_score ASC, name ASC
+  )
+  INTO v_rides
+  FROM ride_analysis
+  WHERE (p_min_score IS NULL OR completeness_score >= p_min_score)
+    AND (p_max_score IS NULL OR completeness_score <= p_max_score)
+  LIMIT p_limit OFFSET p_offset;
+
+  -- Companies Analysis
+  WITH company_analysis AS (
+    SELECT
+      c.id,
+      c.name,
+      c.slug,
+      'company' as entity_type,
+      c.updated_at,
+      -- Calculate completeness score (weighted)
+      (
+        -- Critical fields (10 points each) = 20 points
+        (CASE WHEN c.company_type IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN c.person_type IS NOT NULL THEN 10 ELSE 0 END) +
+        
+        -- Important fields (7 points each) = 28 points
+        (CASE WHEN c.description IS NOT NULL AND length(c.description) > 50 THEN 7 ELSE 0 END) +
+        (CASE WHEN c.logo_url IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN c.banner_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN c.card_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        
+        -- Valuable fields (5 points each) = 20 points
+        (CASE WHEN c.founded_year IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN c.founded_date IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN c.website_url IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN c.headquarters_location IS NOT NULL THEN 5 ELSE 0 END) +
+        
+        -- Supplementary fields (3 points each) = 6 points
+        (CASE WHEN c.founded_date_precision IS NOT NULL THEN 3 ELSE 0 END) +
+        (CASE WHEN c.company_type IN ('manufacturer', 'operator') AND EXISTS(SELECT 1 FROM parks WHERE operator_id = c.id OR property_owner_id = c.id LIMIT 1) THEN 3 ELSE 0 END)
+      )::NUMERIC / 100.0 * 100 as completeness_score,
+      
+      -- Missing fields tracking (using helper function)
+      jsonb_build_object(
+        'critical', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN c.company_type IS NULL THEN 'company_type' END,
+          CASE WHEN c.person_type IS NULL THEN 'person_type' END
+        )),
+        'important', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN c.description IS NULL OR length(c.description) <= 50 THEN 'description' END,
+          CASE WHEN c.logo_url IS NULL THEN 'logo_url' END,
+          CASE WHEN c.banner_image_id IS NULL THEN 'banner_image' END,
+          CASE WHEN c.card_image_id IS NULL THEN 'card_image' END
+        )),
+        'valuable', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN c.founded_year IS NULL THEN 'founded_year' END,
+          CASE WHEN c.founded_date IS NULL THEN 'founded_date' END,
+          CASE WHEN c.website_url IS NULL THEN 'website_url' END,
+          CASE WHEN c.headquarters_location IS NULL THEN 'headquarters_location' END
+        ))
+      ) as missing_fields
+    FROM companies c
+    WHERE (p_entity_type IS NULL OR p_entity_type = 'company')
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', id,
+      'name', name,
+      'slug', slug,
+      'entity_type', entity_type,
+      'updated_at', updated_at,
+      'completeness_score', completeness_score,
+      'missing_fields', missing_fields
+    ) ORDER BY completeness_score ASC, name ASC
+  )
+  INTO v_companies
+  FROM company_analysis
+  WHERE (p_min_score IS NULL OR completeness_score >= p_min_score)
+    AND (p_max_score IS NULL OR completeness_score <= p_max_score)
+  LIMIT p_limit OFFSET p_offset;
+
+  -- Ride Models Analysis
+  WITH model_analysis AS (
+    SELECT
+      rm.id,
+      rm.name,
+      rm.slug,
+      'ride_model' as entity_type,
+      rm.updated_at,
+      -- Calculate completeness score (weighted)
+      (
+        -- Critical fields (10 points each) = 30 points
+        (CASE WHEN rm.manufacturer_id IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN rm.category IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN rm.ride_type IS NOT NULL THEN 10 ELSE 0 END) +
+        
+        -- Important fields (7 points each) = 21 points
+        (CASE WHEN rm.description IS NOT NULL AND length(rm.description) > 50 THEN 7 ELSE 0 END) +
+        (CASE WHEN rm.banner_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN rm.card_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        
+        -- Valuable fields (5 points each) = 10 points
+        (CASE WHEN EXISTS(SELECT 1 FROM rides WHERE ride_model_id = rm.id LIMIT 1) THEN 5 ELSE 0 END) +
+        (CASE WHEN rm.introduction_year IS NOT NULL THEN 5 ELSE 0 END)
+      )::NUMERIC / 100.0 * 100 as completeness_score,
+      
+      -- Missing fields tracking (using helper function)
+      jsonb_build_object(
+        'critical', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN rm.manufacturer_id IS NULL THEN 'manufacturer_id' END,
+          CASE WHEN rm.category IS NULL THEN 'category' END,
+          CASE WHEN rm.ride_type IS NULL THEN 'ride_type' END
+        )),
+        'important', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN rm.description IS NULL OR length(rm.description) <= 50 THEN 'description' END,
+          CASE WHEN rm.banner_image_id IS NULL THEN 'banner_image' END,
+          CASE WHEN rm.card_image_id IS NULL THEN 'card_image' END
+        )),
+        'valuable', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN rm.introduction_year IS NULL THEN 'introduction_year' END
+        ))
+      ) as missing_fields
+    FROM ride_models rm
+    WHERE (p_entity_type IS NULL OR p_entity_type = 'ride_model')
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', id,
+      'name', name,
+      'slug', slug,
+      'entity_type', entity_type,
+      'updated_at', updated_at,
+      'completeness_score', completeness_score,
+      'missing_fields', missing_fields
+    ) ORDER BY completeness_score ASC, name ASC
+  )
+  INTO v_ride_models
+  FROM model_analysis
+  WHERE (p_min_score IS NULL OR completeness_score >= p_min_score)
+    AND (p_max_score IS NULL OR completeness_score <= p_max_score)
+  LIMIT p_limit OFFSET p_offset;
+
+  -- Generate Summary
+  v_summary := jsonb_build_object(
+    'total_entities', (
+      SELECT COUNT(*)::INTEGER FROM (
+        SELECT id FROM parks WHERE (p_entity_type IS NULL OR p_entity_type = 'park')
+        UNION ALL
+        SELECT id FROM rides WHERE (p_entity_type IS NULL OR p_entity_type = 'ride')
+        UNION ALL
+        SELECT id FROM companies WHERE (p_entity_type IS NULL OR p_entity_type = 'company')
+        UNION ALL
+        SELECT id FROM ride_models WHERE (p_entity_type IS NULL OR p_entity_type = 'ride_model')
+      ) all_entities
+    ),
+    'avg_completeness_score', (
+      SELECT ROUND(AVG(score)::NUMERIC, 2) FROM (
+        SELECT ((10 + 10 + 10)::NUMERIC / 100.0 * 100) as score FROM parks WHERE park_type IS NOT NULL AND status IS NOT NULL AND location_id IS NOT NULL
+        UNION ALL
+        SELECT ((10 + 10 + 10)::NUMERIC / 100.0 * 100) as score FROM rides WHERE park_id IS NOT NULL AND category IS NOT NULL AND status IS NOT NULL
+        UNION ALL
+        SELECT ((10 + 10)::NUMERIC / 100.0 * 100) as score FROM companies WHERE company_type IS NOT NULL AND person_type IS NOT NULL
+        UNION ALL
+        SELECT ((10 + 10 + 10)::NUMERIC / 100.0 * 100) as score FROM ride_models WHERE manufacturer_id IS NOT NULL AND category IS NOT NULL AND ride_type IS NOT NULL
+      ) scores
+    ),
+    'entities_below_50', (
+      SELECT COUNT(*)::INTEGER FROM (
+        SELECT id FROM parks WHERE (p_entity_type IS NULL OR p_entity_type = 'park')
+        UNION ALL
+        SELECT id FROM rides WHERE (p_entity_type IS NULL OR p_entity_type = 'ride')
+        UNION ALL
+        SELECT id FROM companies WHERE (p_entity_type IS NULL OR p_entity_type = 'company')
+        UNION ALL
+        SELECT id FROM ride_models WHERE (p_entity_type IS NULL OR p_entity_type = 'ride_model')
+      ) all_entities
+      WHERE id IN (
+        SELECT id FROM parks WHERE description IS NULL OR manufacturer_id IS NULL
+        UNION
+        SELECT id FROM rides WHERE description IS NULL OR manufacturer_id IS NULL
+        UNION
+        SELECT id FROM companies WHERE description IS NULL
+        UNION
+        SELECT id FROM ride_models WHERE description IS NULL
+      )
+    ),
+    'entities_100_complete', 0,
+    'by_entity_type', jsonb_build_object(
+      'parks', (SELECT COUNT(*)::INTEGER FROM parks WHERE (p_entity_type IS NULL OR p_entity_type = 'park')),
+      'rides', (SELECT COUNT(*)::INTEGER FROM rides WHERE (p_entity_type IS NULL OR p_entity_type = 'ride')),
+      'companies', (SELECT COUNT(*)::INTEGER FROM companies WHERE (p_entity_type IS NULL OR p_entity_type = 'company')),
+      'ride_models', (SELECT COUNT(*)::INTEGER FROM ride_models WHERE (p_entity_type IS NULL OR p_entity_type = 'ride_model'))
+    )
+  );
+
+  -- Build final result
+  v_result := jsonb_build_object(
+    'summary', v_summary,
+    'entities', jsonb_build_object(
+      'parks', COALESCE(v_parks, '[]'::jsonb),
+      'rides', COALESCE(v_rides, '[]'::jsonb),
+      'companies', COALESCE(v_companies, '[]'::jsonb),
+      'ride_models', COALESCE(v_ride_models, '[]'::jsonb)
+    ),
+    'generated_at', now()
+  );
+
+  RETURN v_result;
+END;
+$$;

supabase/migrations/20251112014542_0ab65adf-d76e-4a44-9695-35402dd46bcb.sql

@@ -0,0 +1,14 @@
+-- Fix search_path security issue for filter_jsonb_array_nulls function
+CREATE OR REPLACE FUNCTION filter_jsonb_array_nulls(arr JSONB)
+RETURNS JSONB
+LANGUAGE SQL
+IMMUTABLE
+SET search_path = public
+AS $$
+  SELECT COALESCE(
+    jsonb_agg(element),
+    '[]'::jsonb
+  )
+  FROM jsonb_array_elements_text(arr) element
+  WHERE element != 'null'
+$$;

supabase/migrations/20251112015238_631cd0f1-06a6-4aeb-bc05-b88e8e15ca4c.sql

@@ -0,0 +1,398 @@
+-- Fix analyze_data_completeness: Remove non-existent introduction_year column reference
+-- The ride_models table doesn't have an introduction_year column
+
+CREATE OR REPLACE FUNCTION analyze_data_completeness(
+  p_entity_type TEXT DEFAULT NULL,
+  p_min_score NUMERIC DEFAULT NULL,
+  p_max_score NUMERIC DEFAULT NULL,
+  p_missing_category TEXT DEFAULT NULL,
+  p_limit INTEGER DEFAULT 100,
+  p_offset INTEGER DEFAULT 0
+)
+RETURNS JSONB
+LANGUAGE plpgsql
+SECURITY DEFINER
+SET search_path = public
+AS $$
+DECLARE
+  v_result JSONB;
+  v_parks JSONB;
+  v_rides JSONB;
+  v_companies JSONB;
+  v_ride_models JSONB;
+  v_locations JSONB;
+  v_timeline_events JSONB;
+  v_summary JSONB;
+BEGIN
+  -- Parks Analysis (including historical)
+  WITH park_analysis AS (
+    SELECT
+      p.id,
+      p.name,
+      p.slug,
+      'park' as entity_type,
+      p.updated_at,
+      -- Calculate completeness score (weighted)
+      (
+        -- Critical fields (10 points each) = 30 points
+        (CASE WHEN p.park_type IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN p.status IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN p.location_id IS NOT NULL THEN 10 ELSE 0 END) +
+        
+        -- Important fields (7 points each) = 35 points
+        (CASE WHEN p.description IS NOT NULL AND length(p.description) > 50 THEN 7 ELSE 0 END) +
+        (CASE WHEN p.operator_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN p.banner_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN p.card_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN p.property_owner_id IS NOT NULL THEN 7 ELSE 0 END) +
+        
+        -- Valuable fields (5 points each) = 20 points
+        (CASE WHEN p.opening_date IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN p.opening_date_precision IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN p.website_url IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN p.phone IS NOT NULL THEN 5 ELSE 0 END) +
+        
+        -- Supplementary fields (3 points each) = 9 points
+        (CASE WHEN p.email IS NOT NULL THEN 3 ELSE 0 END) +
+        (CASE WHEN p.closing_date IS NOT NULL AND p.status = 'closed' THEN 3 ELSE 0 END) +
+        (CASE WHEN EXISTS(SELECT 1 FROM entity_timeline_events WHERE entity_id = p.id AND entity_type = 'park') THEN 3 ELSE 0 END) +
+        
+        -- Nice-to-have fields (1 point each) = 6 points
+        (CASE WHEN EXISTS(SELECT 1 FROM locations WHERE id = p.location_id AND latitude IS NOT NULL AND longitude IS NOT NULL) THEN 1 ELSE 0 END) +
+        (CASE WHEN p.closing_date_precision IS NOT NULL AND p.status = 'closed' THEN 1 ELSE 0 END)
+      )::NUMERIC / 100.0 * 100 as completeness_score,
+      
+      -- Missing fields tracking (using helper function)
+      jsonb_build_object(
+        'critical', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN p.park_type IS NULL THEN 'park_type' END,
+          CASE WHEN p.status IS NULL THEN 'status' END,
+          CASE WHEN p.location_id IS NULL THEN 'location_id' END
+        )),
+        'important', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN p.description IS NULL OR length(p.description) <= 50 THEN 'description' END,
+          CASE WHEN p.operator_id IS NULL THEN 'operator_id' END,
+          CASE WHEN p.banner_image_id IS NULL THEN 'banner_image' END,
+          CASE WHEN p.card_image_id IS NULL THEN 'card_image' END,
+          CASE WHEN p.property_owner_id IS NULL THEN 'property_owner_id' END
+        )),
+        'valuable', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN p.opening_date IS NULL THEN 'opening_date' END,
+          CASE WHEN p.opening_date_precision IS NULL THEN 'opening_date_precision' END,
+          CASE WHEN p.website_url IS NULL THEN 'website_url' END,
+          CASE WHEN p.phone IS NULL THEN 'phone' END
+        )),
+        'supplementary', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN p.email IS NULL THEN 'email' END,
+          CASE WHEN p.closing_date IS NULL AND p.status = 'closed' THEN 'closing_date' END
+        ))
+      ) as missing_fields
+    FROM parks p
+    WHERE (p_entity_type IS NULL OR p_entity_type = 'park')
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', id,
+      'name', name,
+      'slug', slug,
+      'entity_type', entity_type,
+      'updated_at', updated_at,
+      'completeness_score', completeness_score,
+      'missing_fields', missing_fields
+    ) ORDER BY completeness_score ASC, name ASC
+  )
+  INTO v_parks
+  FROM park_analysis
+  WHERE (p_min_score IS NULL OR completeness_score >= p_min_score)
+    AND (p_max_score IS NULL OR completeness_score <= p_max_score)
+  LIMIT p_limit OFFSET p_offset;
+
+  -- Rides Analysis
+  WITH ride_analysis AS (
+    SELECT
+      r.id,
+      r.name,
+      r.slug,
+      'ride' as entity_type,
+      r.updated_at,
+      -- Calculate completeness score (weighted)
+      (
+        -- Critical fields (10 points each) = 30 points
+        (CASE WHEN r.park_id IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN r.category IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN r.status IS NOT NULL THEN 10 ELSE 0 END) +
+        
+        -- Important fields (7 points each) = 42 points
+        (CASE WHEN r.description IS NOT NULL AND length(r.description) > 50 THEN 7 ELSE 0 END) +
+        (CASE WHEN r.manufacturer_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN r.banner_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN r.card_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN r.ride_model_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN r.designer_id IS NOT NULL THEN 7 ELSE 0 END) +
+        
+        -- Valuable fields (5 points each) = 15 points
+        (CASE WHEN r.opening_date IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN r.opening_date_precision IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN r.ride_sub_type IS NOT NULL THEN 5 ELSE 0 END) +
+        
+        -- Category-specific technical data (5 points each) = up to 10 points
+        (CASE 
+          WHEN r.category = 'Roller Coaster' THEN
+            (CASE WHEN r.coaster_type IS NOT NULL THEN 5 ELSE 0 END) +
+            (CASE WHEN r.max_speed_kmh IS NOT NULL THEN 5 ELSE 0 END)
+          WHEN r.category = 'Water Ride' THEN
+            (CASE WHEN r.flume_type IS NOT NULL THEN 5 ELSE 0 END) +
+            (CASE WHEN r.wetness_level IS NOT NULL THEN 5 ELSE 0 END)
+          WHEN r.category = 'Dark Ride' THEN
+            (CASE WHEN r.theme_name IS NOT NULL THEN 5 ELSE 0 END) +
+            (CASE WHEN r.ride_system IS NOT NULL THEN 5 ELSE 0 END)
+          ELSE 0
+        END) +
+        
+        -- Supplementary fields (3 points each) = 9 points
+        (CASE WHEN r.max_height_meters IS NOT NULL THEN 3 ELSE 0 END) +
+        (CASE WHEN r.length_meters IS NOT NULL THEN 3 ELSE 0 END) +
+        (CASE WHEN r.capacity_per_hour IS NOT NULL THEN 3 ELSE 0 END)
+      )::NUMERIC / 100.0 * 100 as completeness_score,
+      
+      -- Missing fields tracking (using helper function)
+      jsonb_build_object(
+        'critical', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN r.park_id IS NULL THEN 'park_id' END,
+          CASE WHEN r.category IS NULL THEN 'category' END,
+          CASE WHEN r.status IS NULL THEN 'status' END
+        )),
+        'important', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN r.description IS NULL OR length(r.description) <= 50 THEN 'description' END,
+          CASE WHEN r.manufacturer_id IS NULL THEN 'manufacturer_id' END,
+          CASE WHEN r.banner_image_id IS NULL THEN 'banner_image' END,
+          CASE WHEN r.card_image_id IS NULL THEN 'card_image' END,
+          CASE WHEN r.ride_model_id IS NULL THEN 'ride_model_id' END,
+          CASE WHEN r.designer_id IS NULL THEN 'designer_id' END
+        )),
+        'valuable', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN r.opening_date IS NULL THEN 'opening_date' END,
+          CASE WHEN r.opening_date_precision IS NULL THEN 'opening_date_precision' END,
+          CASE WHEN r.ride_sub_type IS NULL THEN 'ride_sub_type' END
+        ))
+      ) as missing_fields
+    FROM rides r
+    WHERE (p_entity_type IS NULL OR p_entity_type = 'ride')
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', id,
+      'name', name,
+      'slug', slug,
+      'entity_type', entity_type,
+      'updated_at', updated_at,
+      'completeness_score', completeness_score,
+      'missing_fields', missing_fields
+    ) ORDER BY completeness_score ASC, name ASC
+  )
+  INTO v_rides
+  FROM ride_analysis
+  WHERE (p_min_score IS NULL OR completeness_score >= p_min_score)
+    AND (p_max_score IS NULL OR completeness_score <= p_max_score)
+  LIMIT p_limit OFFSET p_offset;
+
+  -- Companies Analysis
+  WITH company_analysis AS (
+    SELECT
+      c.id,
+      c.name,
+      c.slug,
+      'company' as entity_type,
+      c.updated_at,
+      -- Calculate completeness score (weighted)
+      (
+        -- Critical fields (10 points each) = 20 points
+        (CASE WHEN c.company_type IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN c.person_type IS NOT NULL THEN 10 ELSE 0 END) +
+        
+        -- Important fields (7 points each) = 28 points
+        (CASE WHEN c.description IS NOT NULL AND length(c.description) > 50 THEN 7 ELSE 0 END) +
+        (CASE WHEN c.logo_url IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN c.banner_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN c.card_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        
+        -- Valuable fields (5 points each) = 20 points
+        (CASE WHEN c.founded_year IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN c.founded_date IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN c.website_url IS NOT NULL THEN 5 ELSE 0 END) +
+        (CASE WHEN c.headquarters_location IS NOT NULL THEN 5 ELSE 0 END) +
+        
+        -- Supplementary fields (3 points each) = 6 points
+        (CASE WHEN c.founded_date_precision IS NOT NULL THEN 3 ELSE 0 END) +
+        (CASE WHEN c.company_type IN ('manufacturer', 'operator') AND EXISTS(SELECT 1 FROM parks WHERE operator_id = c.id OR property_owner_id = c.id LIMIT 1) THEN 3 ELSE 0 END)
+      )::NUMERIC / 100.0 * 100 as completeness_score,
+      
+      -- Missing fields tracking (using helper function)
+      jsonb_build_object(
+        'critical', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN c.company_type IS NULL THEN 'company_type' END,
+          CASE WHEN c.person_type IS NULL THEN 'person_type' END
+        )),
+        'important', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN c.description IS NULL OR length(c.description) <= 50 THEN 'description' END,
+          CASE WHEN c.logo_url IS NULL THEN 'logo_url' END,
+          CASE WHEN c.banner_image_id IS NULL THEN 'banner_image' END,
+          CASE WHEN c.card_image_id IS NULL THEN 'card_image' END
+        )),
+        'valuable', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN c.founded_year IS NULL THEN 'founded_year' END,
+          CASE WHEN c.founded_date IS NULL THEN 'founded_date' END,
+          CASE WHEN c.website_url IS NULL THEN 'website_url' END,
+          CASE WHEN c.headquarters_location IS NULL THEN 'headquarters_location' END
+        ))
+      ) as missing_fields
+    FROM companies c
+    WHERE (p_entity_type IS NULL OR p_entity_type = 'company')
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', id,
+      'name', name,
+      'slug', slug,
+      'entity_type', entity_type,
+      'updated_at', updated_at,
+      'completeness_score', completeness_score,
+      'missing_fields', missing_fields
+    ) ORDER BY completeness_score ASC, name ASC
+  )
+  INTO v_companies
+  FROM company_analysis
+  WHERE (p_min_score IS NULL OR completeness_score >= p_min_score)
+    AND (p_max_score IS NULL OR completeness_score <= p_max_score)
+  LIMIT p_limit OFFSET p_offset;
+
+  -- Ride Models Analysis - FIXED: Removed introduction_year references (lines 306, 322)
+  -- Total points reduced from 70 to 65 (removed 5 points from introduction_year)
+  WITH model_analysis AS (
+    SELECT
+      rm.id,
+      rm.name,
+      rm.slug,
+      'ride_model' as entity_type,
+      rm.updated_at,
+      -- Calculate completeness score (weighted)
+      (
+        -- Critical fields (10 points each) = 30 points
+        (CASE WHEN rm.manufacturer_id IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN rm.category IS NOT NULL THEN 10 ELSE 0 END) +
+        (CASE WHEN rm.ride_type IS NOT NULL THEN 10 ELSE 0 END) +
+        
+        -- Important fields (7 points each) = 21 points
+        (CASE WHEN rm.description IS NOT NULL AND length(rm.description) > 50 THEN 7 ELSE 0 END) +
+        (CASE WHEN rm.banner_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        (CASE WHEN rm.card_image_id IS NOT NULL THEN 7 ELSE 0 END) +
+        
+        -- Valuable fields (5 points each) = 5 points
+        -- REMOVED: introduction_year check (was 5 points)
+        (CASE WHEN EXISTS(SELECT 1 FROM rides WHERE ride_model_id = rm.id LIMIT 1) THEN 5 ELSE 0 END)
+      )::NUMERIC / 100.0 * 100 as completeness_score,
+      
+      -- Missing fields tracking (using helper function)
+      jsonb_build_object(
+        'critical', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN rm.manufacturer_id IS NULL THEN 'manufacturer_id' END,
+          CASE WHEN rm.category IS NULL THEN 'category' END,
+          CASE WHEN rm.ride_type IS NULL THEN 'ride_type' END
+        )),
+        'important', filter_jsonb_array_nulls(jsonb_build_array(
+          CASE WHEN rm.description IS NULL OR length(rm.description) <= 50 THEN 'description' END,
+          CASE WHEN rm.banner_image_id IS NULL THEN 'banner_image' END,
+          CASE WHEN rm.card_image_id IS NULL THEN 'card_image' END
+        )),
+        'valuable', filter_jsonb_array_nulls(jsonb_build_array(
+          -- REMOVED: introduction_year from missing fields tracking
+        ))
+      ) as missing_fields
+    FROM ride_models rm
+    WHERE (p_entity_type IS NULL OR p_entity_type = 'ride_model')
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', id,
+      'name', name,
+      'slug', slug,
+      'entity_type', entity_type,
+      'updated_at', updated_at,
+      'completeness_score', completeness_score,
+      'missing_fields', missing_fields
+    ) ORDER BY completeness_score ASC, name ASC
+  )
+  INTO v_ride_models
+  FROM model_analysis
+  WHERE (p_min_score IS NULL OR completeness_score >= p_min_score)
+    AND (p_max_score IS NULL OR completeness_score <= p_max_score)
+  LIMIT p_limit OFFSET p_offset;
+
+  -- Generate Summary
+  v_summary := jsonb_build_object(
+    'total_entities', (
+      SELECT COUNT(*)::INTEGER FROM (
+        SELECT id FROM parks WHERE (p_entity_type IS NULL OR p_entity_type = 'park')
+        UNION ALL
+        SELECT id FROM rides WHERE (p_entity_type IS NULL OR p_entity_type = 'ride')
+        UNION ALL
+        SELECT id FROM companies WHERE (p_entity_type IS NULL OR p_entity_type = 'company')
+        UNION ALL
+        SELECT id FROM ride_models WHERE (p_entity_type IS NULL OR p_entity_type = 'ride_model')
+      ) all_entities
+    ),
+    'avg_completeness_score', (
+      SELECT ROUND(AVG(score)::NUMERIC, 2) FROM (
+        SELECT ((10 + 10 + 10)::NUMERIC / 100.0 * 100) as score FROM parks WHERE park_type IS NOT NULL AND status IS NOT NULL AND location_id IS NOT NULL
+        UNION ALL
+        SELECT ((10 + 10 + 10)::NUMERIC / 100.0 * 100) as score FROM rides WHERE park_id IS NOT NULL AND category IS NOT NULL AND status IS NOT NULL
+        UNION ALL
+        SELECT ((10 + 10)::NUMERIC / 100.0 * 100) as score FROM companies WHERE company_type IS NOT NULL AND person_type IS NOT NULL
+        UNION ALL
+        SELECT ((10 + 10 + 10)::NUMERIC / 100.0 * 100) as score FROM ride_models WHERE manufacturer_id IS NOT NULL AND category IS NOT NULL AND ride_type IS NOT NULL
+      ) scores
+    ),
+    'entities_below_50', (
+      SELECT COUNT(*)::INTEGER FROM (
+        SELECT id FROM parks WHERE (p_entity_type IS NULL OR p_entity_type = 'park')
+        UNION ALL
+        SELECT id FROM rides WHERE (p_entity_type IS NULL OR p_entity_type = 'ride')
+        UNION ALL
+        SELECT id FROM companies WHERE (p_entity_type IS NULL OR p_entity_type = 'company')
+        UNION ALL
+        SELECT id FROM ride_models WHERE (p_entity_type IS NULL OR p_entity_type = 'ride_model')
+      ) all_entities
+      WHERE id IN (
+        SELECT id FROM parks WHERE description IS NULL OR manufacturer_id IS NULL
+        UNION
+        SELECT id FROM rides WHERE description IS NULL OR manufacturer_id IS NULL
+        UNION
+        SELECT id FROM companies WHERE description IS NULL
+        UNION
+        SELECT id FROM ride_models WHERE description IS NULL
+      )
+    ),
+    'entities_100_complete', 0,
+    'by_entity_type', jsonb_build_object(
+      'parks', (SELECT COUNT(*)::INTEGER FROM parks WHERE (p_entity_type IS NULL OR p_entity_type = 'park')),
+      'rides', (SELECT COUNT(*)::INTEGER FROM rides WHERE (p_entity_type IS NULL OR p_entity_type = 'ride')),
+      'companies', (SELECT COUNT(*)::INTEGER FROM companies WHERE (p_entity_type IS NULL OR p_entity_type = 'company')),
+      'ride_models', (SELECT COUNT(*)::INTEGER FROM ride_models WHERE (p_entity_type IS NULL OR p_entity_type = 'ride_model'))
+    )
+  );
+
+  -- Build final result
+  v_result := jsonb_build_object(
+    'summary', v_summary,
+    'entities', jsonb_build_object(
+      'parks', COALESCE(v_parks, '[]'::jsonb),
+      'rides', COALESCE(v_rides, '[]'::jsonb),
+      'companies', COALESCE(v_companies, '[]'::jsonb),
+      'ride_models', COALESCE(v_ride_models, '[]'::jsonb)
+    ),
+    'generated_at', now()
+  );
+
+  RETURN v_result;
+END;
+$$;

supabase/migrations/20251112015316_45d7d255-3f13-496d-954c-f646eb7778d5.sql

@@ -0,0 +1,129 @@
+-- Fix get_recent_additions: Remove created_by joins for tables without created_by column
+-- Only entity_timeline_events has created_by column, not parks/rides/companies/ride_models/locations
+
+CREATE OR REPLACE FUNCTION public.get_recent_additions(limit_count integer DEFAULT 50)
+ RETURNS TABLE(entity_id uuid, entity_type text, entity_name text, entity_slug text, park_slug text, image_url text, created_at timestamp with time zone, created_by_id uuid, created_by_username text, created_by_avatar text)
+ LANGUAGE plpgsql
+ STABLE SECURITY DEFINER
+ SET search_path TO 'public'
+AS $function$
+BEGIN
+  RETURN QUERY
+  SELECT * FROM (
+    -- Parks - FIXED: Removed created_by join (parks table doesn't have created_by column)
+    SELECT 
+      p.id as entity_id,
+      'park'::text as entity_type,
+      p.name as entity_name,
+      p.slug as entity_slug,
+      NULL::text as park_slug,
+      p.card_image_url as image_url,
+      p.created_at,
+      NULL::uuid as created_by_id,
+      NULL::text as created_by_username,
+      NULL::text as created_by_avatar
+    FROM parks p
+    
+    UNION ALL
+    
+    -- Rides - FIXED: Removed created_by join (rides table doesn't have created_by column)
+    SELECT 
+      r.id as entity_id,
+      'ride'::text as entity_type,
+      r.name as entity_name,
+      r.slug as entity_slug,
+      pk.slug as park_slug,
+      r.card_image_url as image_url,
+      r.created_at,
+      NULL::uuid as created_by_id,
+      NULL::text as created_by_username,
+      NULL::text as created_by_avatar
+    FROM rides r
+    LEFT JOIN parks pk ON pk.id = r.park_id
+    
+    UNION ALL
+    
+    -- Companies - FIXED: Removed created_by join (companies table doesn't have created_by column)
+    SELECT 
+      c.id as entity_id,
+      'company'::text as entity_type,
+      c.name as entity_name,
+      c.slug as entity_slug,
+      NULL::text as park_slug,
+      c.card_image_url as image_url,
+      c.created_at,
+      NULL::uuid as created_by_id,
+      NULL::text as created_by_username,
+      NULL::text as created_by_avatar
+    FROM companies c
+    
+    UNION ALL
+    
+    -- Ride Models - FIXED: Removed created_by join (ride_models table doesn't have created_by column)
+    SELECT 
+      rm.id as entity_id,
+      'ride_model'::text as entity_type,
+      rm.name as entity_name,
+      rm.slug as entity_slug,
+      NULL::text as park_slug,
+      rm.card_image_url as image_url,
+      rm.created_at,
+      NULL::uuid as created_by_id,
+      NULL::text as created_by_username,
+      NULL::text as created_by_avatar
+    FROM ride_models rm
+    
+    UNION ALL
+    
+    -- Locations - FIXED: Removed created_by join (locations table doesn't have created_by column)
+    SELECT 
+      l.id as entity_id,
+      'location'::text as entity_type,
+      COALESCE(l.city || ', ' || l.country, l.country, 'Location') as entity_name,
+      NULL::text as entity_slug,
+      NULL::text as park_slug,
+      NULL::text as image_url,
+      l.created_at,
+      NULL::uuid as created_by_id,
+      NULL::text as created_by_username,
+      NULL::text as created_by_avatar
+    FROM locations l
+    
+    UNION ALL
+    
+    -- Timeline Events - KEPT: This table has created_by column
+    SELECT 
+      te.id as entity_id,
+      'timeline_event'::text as entity_type,
+      te.event_title as entity_name,
+      NULL::text as entity_slug,
+      NULL::text as park_slug,
+      NULL::text as image_url,
+      te.created_at,
+      te.created_by as created_by_id,
+      prof.username as created_by_username,
+      prof.avatar_url as created_by_avatar
+    FROM entity_timeline_events te
+    LEFT JOIN profiles prof ON prof.user_id = te.created_by
+    
+    UNION ALL
+    
+    -- Photos - KEPT: This table has submitted_by column
+    SELECT 
+      p.id as entity_id,
+      'photo'::text as entity_type,
+      COALESCE(p.title, 'Photo') as entity_name,
+      NULL::text as entity_slug,
+      NULL::text as park_slug,
+      p.cloudflare_image_url as image_url,
+      p.created_at as created_at,
+      p.submitted_by as created_by_id,
+      prof.username as created_by_username,
+      prof.avatar_url as created_by_avatar
+    FROM photos p
+    LEFT JOIN profiles prof ON prof.user_id = p.submitted_by
+  ) combined
+  ORDER BY created_at DESC
+  LIMIT limit_count;
+END;
+$function$;

supabase/migrations/20251112020320_8bbc9747-7d23-40ee-957e-9cf04aea2ee3.sql

@@ -0,0 +1,307 @@
+-- Fix analyze_data_completeness function to check appropriate fields per entity type
+-- Parks don't have manufacturer_id, so we check relevant fields like description, park_type, status, location_id
+-- Rides and ride_models DO have manufacturer_id, so we check that
+-- Companies don't have manufacturer_id, so we check description and company_type
+
+CREATE OR REPLACE FUNCTION analyze_data_completeness()
+RETURNS jsonb
+LANGUAGE plpgsql
+SECURITY DEFINER
+AS $$
+DECLARE
+  result jsonb;
+  park_data jsonb;
+  ride_data jsonb;
+  company_data jsonb;
+  ride_model_data jsonb;
+  total_entities integer;
+  avg_score numeric;
+  below_50_count integer;
+  complete_count integer;
+BEGIN
+  -- Analyze Parks
+  WITH park_completeness AS (
+    SELECT
+      id,
+      name,
+      slug,
+      'park'::text as entity_type,
+      updated_at,
+      CASE
+        WHEN description IS NULL OR length(description) <= 50 THEN 0 ELSE 20
+      END +
+      CASE WHEN park_type IS NULL THEN 0 ELSE 15 END +
+      CASE WHEN status IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN location_id IS NULL THEN 0 ELSE 15 END +
+      CASE WHEN opening_date IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN website_url IS NULL THEN 0 ELSE 5 END +
+      CASE WHEN card_image_url IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN banner_image_url IS NULL THEN 0 ELSE 5 END +
+      CASE WHEN phone IS NULL THEN 0 ELSE 5 END +
+      CASE WHEN email IS NULL THEN 0 ELSE 5 END as completeness_score
+    FROM parks
+  ),
+  park_missing AS (
+    SELECT
+      id,
+      jsonb_build_object(
+        'critical', ARRAY_REMOVE(ARRAY[
+          CASE WHEN description IS NULL OR length(description) <= 50 THEN 'description' END,
+          CASE WHEN park_type IS NULL THEN 'park_type' END,
+          CASE WHEN status IS NULL THEN 'status' END
+        ], NULL),
+        'important', ARRAY_REMOVE(ARRAY[
+          CASE WHEN location_id IS NULL THEN 'location_id' END,
+          CASE WHEN opening_date IS NULL THEN 'opening_date' END
+        ], NULL),
+        'valuable', ARRAY_REMOVE(ARRAY[
+          CASE WHEN website_url IS NULL THEN 'website_url' END,
+          CASE WHEN card_image_url IS NULL THEN 'card_image_url' END
+        ], NULL),
+        'supplementary', ARRAY_REMOVE(ARRAY[
+          CASE WHEN banner_image_url IS NULL THEN 'banner_image_url' END,
+          CASE WHEN phone IS NULL THEN 'phone' END,
+          CASE WHEN email IS NULL THEN 'email' END
+        ], NULL)
+      ) as missing_fields
+    FROM parks
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', pc.id,
+      'name', pc.name,
+      'slug', pc.slug,
+      'entity_type', pc.entity_type,
+      'updated_at', pc.updated_at,
+      'completeness_score', pc.completeness_score,
+      'missing_fields', pm.missing_fields
+    )
+  )
+  INTO park_data
+  FROM park_completeness pc
+  JOIN park_missing pm ON pc.id = pm.id;
+
+  -- Analyze Rides
+  WITH ride_completeness AS (
+    SELECT
+      id,
+      name,
+      slug,
+      'ride'::text as entity_type,
+      updated_at,
+      CASE
+        WHEN description IS NULL OR length(description) <= 50 THEN 0 ELSE 20
+      END +
+      CASE WHEN manufacturer_id IS NULL THEN 0 ELSE 15 END +
+      CASE WHEN category IS NULL THEN 0 ELSE 15 END +
+      CASE WHEN status IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN opening_date IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN ride_model_id IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN card_image_url IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN banner_image_url IS NULL THEN 0 ELSE 5 END +
+      CASE WHEN height_restriction IS NULL THEN 0 ELSE 3 END +
+      CASE WHEN max_speed IS NULL THEN 0 ELSE 2 END as completeness_score
+    FROM rides
+  ),
+  ride_missing AS (
+    SELECT
+      id,
+      jsonb_build_object(
+        'critical', ARRAY_REMOVE(ARRAY[
+          CASE WHEN description IS NULL OR length(description) <= 50 THEN 'description' END,
+          CASE WHEN manufacturer_id IS NULL THEN 'manufacturer_id' END,
+          CASE WHEN category IS NULL THEN 'category' END,
+          CASE WHEN status IS NULL THEN 'status' END
+        ], NULL),
+        'important', ARRAY_REMOVE(ARRAY[
+          CASE WHEN opening_date IS NULL THEN 'opening_date' END,
+          CASE WHEN ride_model_id IS NULL THEN 'ride_model_id' END
+        ], NULL),
+        'valuable', ARRAY_REMOVE(ARRAY[
+          CASE WHEN card_image_url IS NULL THEN 'card_image_url' END,
+          CASE WHEN banner_image_url IS NULL THEN 'banner_image_url' END
+        ], NULL),
+        'supplementary', ARRAY_REMOVE(ARRAY[
+          CASE WHEN height_restriction IS NULL THEN 'height_restriction' END,
+          CASE WHEN max_speed IS NULL THEN 'max_speed' END
+        ], NULL)
+      ) as missing_fields
+    FROM rides
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', rc.id,
+      'name', rc.name,
+      'slug', rc.slug,
+      'entity_type', rc.entity_type,
+      'updated_at', rc.updated_at,
+      'completeness_score', rc.completeness_score,
+      'missing_fields', rm.missing_fields
+    )
+  )
+  INTO ride_data
+  FROM ride_completeness rc
+  JOIN ride_missing rm ON rc.id = rm.id;
+
+  -- Analyze Companies
+  WITH company_completeness AS (
+    SELECT
+      id,
+      name,
+      slug,
+      'company'::text as entity_type,
+      updated_at,
+      CASE
+        WHEN description IS NULL OR length(description) <= 50 THEN 0 ELSE 25
+      END +
+      CASE WHEN company_type IS NULL THEN 0 ELSE 20 END +
+      CASE WHEN headquarters_location IS NULL THEN 0 ELSE 15 END +
+      CASE WHEN founded_year IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN website_url IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN logo_url IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN card_image_url IS NULL THEN 0 ELSE 5 END +
+      CASE WHEN banner_image_url IS NULL THEN 0 ELSE 5 END as completeness_score
+    FROM companies
+  ),
+  company_missing AS (
+    SELECT
+      id,
+      jsonb_build_object(
+        'critical', ARRAY_REMOVE(ARRAY[
+          CASE WHEN description IS NULL OR length(description) <= 50 THEN 'description' END,
+          CASE WHEN company_type IS NULL THEN 'company_type' END
+        ], NULL),
+        'important', ARRAY_REMOVE(ARRAY[
+          CASE WHEN headquarters_location IS NULL THEN 'headquarters_location' END,
+          CASE WHEN founded_year IS NULL THEN 'founded_year' END
+        ], NULL),
+        'valuable', ARRAY_REMOVE(ARRAY[
+          CASE WHEN website_url IS NULL THEN 'website_url' END,
+          CASE WHEN logo_url IS NULL THEN 'logo_url' END
+        ], NULL),
+        'supplementary', ARRAY_REMOVE(ARRAY[
+          CASE WHEN card_image_url IS NULL THEN 'card_image_url' END,
+          CASE WHEN banner_image_url IS NULL THEN 'banner_image_url' END
+        ], NULL)
+      ) as missing_fields
+    FROM companies
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', cc.id,
+      'name', cc.name,
+      'slug', cc.slug,
+      'entity_type', cc.entity_type,
+      'updated_at', cc.updated_at,
+      'completeness_score', cc.completeness_score,
+      'missing_fields', cm.missing_fields
+    )
+  )
+  INTO company_data
+  FROM company_completeness cc
+  JOIN company_missing cm ON cc.id = cm.id;
+
+  -- Analyze Ride Models
+  WITH ride_model_completeness AS (
+    SELECT
+      id,
+      name,
+      slug,
+      'ride_model'::text as entity_type,
+      updated_at,
+      CASE
+        WHEN description IS NULL OR length(description) <= 50 THEN 0 ELSE 25
+      END +
+      CASE WHEN manufacturer_id IS NULL THEN 0 ELSE 20 END +
+      CASE WHEN category IS NULL THEN 0 ELSE 20 END +
+      CASE WHEN card_image_url IS NULL THEN 0 ELSE 15 END +
+      CASE WHEN banner_image_url IS NULL THEN 0 ELSE 10 END +
+      CASE WHEN max_speed IS NULL THEN 0 ELSE 5 END +
+      CASE WHEN height IS NULL THEN 0 ELSE 5 END as completeness_score
+    FROM ride_models
+  ),
+  ride_model_missing AS (
+    SELECT
+      id,
+      jsonb_build_object(
+        'critical', ARRAY_REMOVE(ARRAY[
+          CASE WHEN description IS NULL OR length(description) <= 50 THEN 'description' END,
+          CASE WHEN manufacturer_id IS NULL THEN 'manufacturer_id' END,
+          CASE WHEN category IS NULL THEN 'category' END
+        ], NULL),
+        'important', ARRAY_REMOVE(ARRAY[
+          CASE WHEN card_image_url IS NULL THEN 'card_image_url' END
+        ], NULL),
+        'valuable', ARRAY_REMOVE(ARRAY[
+          CASE WHEN banner_image_url IS NULL THEN 'banner_image_url' END
+        ], NULL),
+        'supplementary', ARRAY_REMOVE(ARRAY[
+          CASE WHEN max_speed IS NULL THEN 'max_speed' END,
+          CASE WHEN height IS NULL THEN 'height' END
+        ], NULL)
+      ) as missing_fields
+    FROM ride_models
+  )
+  SELECT jsonb_agg(
+    jsonb_build_object(
+      'id', rmc.id,
+      'name', rmc.name,
+      'slug', rmc.slug,
+      'entity_type', rmc.entity_type,
+      'updated_at', rmc.updated_at,
+      'completeness_score', rmc.completeness_score,
+      'missing_fields', rmm.missing_fields
+    )
+  )
+  INTO ride_model_data
+  FROM ride_model_completeness rmc
+  JOIN ride_model_missing rmm ON rmc.id = rmm.id;
+
+  -- Calculate summary statistics
+  WITH all_scores AS (
+    SELECT (value->>'completeness_score')::numeric as score
+    FROM jsonb_array_elements(COALESCE(park_data, '[]'::jsonb))
+    UNION ALL
+    SELECT (value->>'completeness_score')::numeric
+    FROM jsonb_array_elements(COALESCE(ride_data, '[]'::jsonb))
+    UNION ALL
+    SELECT (value->>'completeness_score')::numeric
+    FROM jsonb_array_elements(COALESCE(company_data, '[]'::jsonb))
+    UNION ALL
+    SELECT (value->>'completeness_score')::numeric
+    FROM jsonb_array_elements(COALESCE(ride_model_data, '[]'::jsonb))
+  )
+  SELECT
+    COUNT(*)::integer,
+    ROUND(AVG(score), 2),
+    COUNT(CASE WHEN score < 50 THEN 1 END)::integer,
+    COUNT(CASE WHEN score = 100 THEN 1 END)::integer
+  INTO total_entities, avg_score, below_50_count, complete_count
+  FROM all_scores;
+
+  -- Build final result
+  result := jsonb_build_object(
+    'summary', jsonb_build_object(
+      'total_entities', COALESCE(total_entities, 0),
+      'avg_completeness_score', COALESCE(avg_score, 0),
+      'entities_below_50', COALESCE(below_50_count, 0),
+      'entities_100_complete', COALESCE(complete_count, 0),
+      'by_entity_type', jsonb_build_object(
+        'parks', COALESCE(jsonb_array_length(park_data), 0),
+        'rides', COALESCE(jsonb_array_length(ride_data), 0),
+        'companies', COALESCE(jsonb_array_length(company_data), 0),
+        'ride_models', COALESCE(jsonb_array_length(ride_model_data), 0)
+      )
+    ),
+    'entities', jsonb_build_object(
+      'parks', COALESCE(park_data, '[]'::jsonb),
+      'rides', COALESCE(ride_data, '[]'::jsonb),
+      'companies', COALESCE(company_data, '[]'::jsonb),
+      'ride_models', COALESCE(ride_model_data, '[]'::jsonb)
+    ),
+    'generated_at', to_jsonb(now())
+  );
+
+  RETURN result;
+END;
+$$;