diff --git a/src/integrations/supabase/types.ts b/src/integrations/supabase/types.ts
index dbd69c68..83646fc8 100644
--- a/src/integrations/supabase/types.ts
+++ b/src/integrations/supabase/types.ts
@@ -127,9 +127,13 @@ export type Database = {
       }
       content_submissions: {
         Row: {
+          approval_mode: string | null
           content: Json
           created_at: string
+          escalated_by: string | null
+          escalation_reason: string | null
           id: string
+          original_submission_id: string | null
           reviewed_at: string | null
           reviewer_id: string | null
           reviewer_notes: string | null
@@ -139,9 +143,13 @@ export type Database = {
           user_id: string
         }
         Insert: {
+          approval_mode?: string | null
           content: Json
           created_at?: string
+          escalated_by?: string | null
+          escalation_reason?: string | null
           id?: string
+          original_submission_id?: string | null
           reviewed_at?: string | null
           reviewer_id?: string | null
           reviewer_notes?: string | null
@@ -151,9 +159,13 @@ export type Database = {
           user_id: string
         }
         Update: {
+          approval_mode?: string | null
           content?: Json
           created_at?: string
+          escalated_by?: string | null
+          escalation_reason?: string | null
           id?: string
+          original_submission_id?: string | null
           reviewed_at?: string | null
           reviewer_id?: string | null
           reviewer_notes?: string | null
@@ -162,7 +174,15 @@ export type Database = {
           updated_at?: string
           user_id?: string
         }
-        Relationships: []
+        Relationships: [
+          {
+            foreignKeyName: "content_submissions_original_submission_id_fkey"
+            columns: ["original_submission_id"]
+            isOneToOne: false
+            referencedRelation: "content_submissions"
+            referencedColumns: ["id"]
+          },
+        ]
       }
       locations: {
         Row: {
@@ -768,6 +788,66 @@ export type Database = {
           },
         ]
       }
+      submission_items: {
+        Row: {
+          approved_entity_id: string | null
+          created_at: string
+          depends_on: string | null
+          id: string
+          item_data: Json
+          item_type: string
+          order_index: number | null
+          original_data: Json | null
+          rejection_reason: string | null
+          status: string
+          submission_id: string
+          updated_at: string
+        }
+        Insert: {
+          approved_entity_id?: string | null
+          created_at?: string
+          depends_on?: string | null
+          id?: string
+          item_data: Json
+          item_type: string
+          order_index?: number | null
+          original_data?: Json | null
+          rejection_reason?: string | null
+          status?: string
+          submission_id: string
+          updated_at?: string
+        }
+        Update: {
+          approved_entity_id?: string | null
+          created_at?: string
+          depends_on?: string | null
+          id?: string
+          item_data?: Json
+          item_type?: string
+          order_index?: number | null
+          original_data?: Json | null
+          rejection_reason?: string | null
+          status?: string
+          submission_id?: string
+          updated_at?: string
+        }
+        Relationships: [
+          {
+            foreignKeyName: "submission_items_depends_on_fkey"
+            columns: ["depends_on"]
+            isOneToOne: false
+            referencedRelation: "submission_items"
+            referencedColumns: ["id"]
+          },
+          {
+            foreignKeyName: "submission_items_submission_id_fkey"
+            columns: ["submission_id"]
+            isOneToOne: false
+            referencedRelation: "content_submissions"
+            referencedColumns: ["id"]
+          },
+        ]
+      }
       user_blocks: {
         Row: {
           blocked_id: string
@@ -970,6 +1050,10 @@ export type Database = {
       [_ in never]: never
     }
     Functions: {
+      can_approve_submission_item: {
+        Args: { item_id: string }
+        Returns: boolean
+      }
       can_manage_user: {
         Args: { _manager_id: string; _target_user_id: string }
         Returns: boolean
@@ -990,10 +1074,22 @@ export type Database = {
         Args: { _profile_user_id: string; _viewer_id?: string }
         Returns: Json
       }
+      get_submission_item_dependencies: {
+        Args: { item_id: string }
+        Returns: {
+          dependency_level: number
+          dependent_item_id: string
+          dependent_item_type: string
+        }[]
+      }
       get_user_management_permissions: {
         Args: { _user_id: string }
         Returns: Json
       }
+      has_pending_dependents: {
+        Args: { item_id: string }
+        Returns: boolean
+      }
       has_role: {
         Args: {
           _role: Database["public"]["Enums"]["app_role"]
diff --git a/supabase/migrations/20250930133412_2f5109fc-60c8-4f1c-89bd-3d5c995cf1e0.sql b/supabase/migrations/20250930133412_2f5109fc-60c8-4f1c-89bd-3d5c995cf1e0.sql
new file mode 100644
index 00000000..a89acd2e
--- /dev/null
+++ b/supabase/migrations/20250930133412_2f5109fc-60c8-4f1c-89bd-3d5c995cf1e0.sql
@@ -0,0 +1,165 @@
+-- Create submission_items table for normalized approval workflow
+CREATE TABLE IF NOT EXISTS public.submission_items (
+  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+  submission_id UUID NOT NULL REFERENCES public.content_submissions(id) ON DELETE CASCADE,
+  item_type TEXT NOT NULL CHECK (item_type IN ('photo', 'park', 'ride', 'manufacturer', 'ride_model', 'operator', 'property_owner', 'designer')),
+  item_data JSONB NOT NULL,
+  depends_on UUID REFERENCES public.submission_items(id) ON DELETE SET NULL,
+  status TEXT NOT NULL DEFAULT 'pending' CHECK (status IN ('pending', 'approved', 'rejected', 'modified')),
+  rejection_reason TEXT,
+  original_data JSONB,
+  order_index INTEGER DEFAULT 0,
+  approved_entity_id UUID,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+  updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+-- Add indexes for performance
+CREATE INDEX idx_submission_items_submission_id ON public.submission_items(submission_id);
+CREATE INDEX idx_submission_items_status ON public.submission_items(status);
+CREATE INDEX idx_submission_items_depends_on ON public.submission_items(depends_on);
+CREATE INDEX idx_submission_items_item_type ON public.submission_items(item_type);
+
+-- Add columns to content_submissions for enhanced workflow
+ALTER TABLE public.content_submissions 
+  ADD COLUMN IF NOT EXISTS original_submission_id UUID REFERENCES public.content_submissions(id) ON DELETE SET NULL,
+  ADD COLUMN IF NOT EXISTS escalated_by UUID REFERENCES auth.users(id) ON DELETE SET NULL,
+  ADD COLUMN IF NOT EXISTS escalation_reason TEXT,
+  ADD COLUMN IF NOT EXISTS approval_mode TEXT DEFAULT 'full' CHECK (approval_mode IN ('full', 'selective', 'edited'));
+
+-- Add new status values for escalation workflow
+ALTER TABLE public.content_submissions DROP CONSTRAINT IF EXISTS content_submissions_status_check;
+ALTER TABLE public.content_submissions ADD CONSTRAINT content_submissions_status_check 
+  CHECK (status IN ('pending', 'approved', 'rejected', 'pending_admin_review', 'partially_approved', 'pending_changes'));
+
+-- Enable RLS on submission_items
+ALTER TABLE public.submission_items ENABLE ROW LEVEL SECURITY;
+
+-- RLS Policies for submission_items
+CREATE POLICY "Users can view their own submission items"
+  ON public.submission_items
+  FOR SELECT
+  USING (
+    EXISTS (
+      SELECT 1 FROM public.content_submissions
+      WHERE content_submissions.id = submission_items.submission_id
+        AND content_submissions.user_id = auth.uid()
+    )
+  );
+
+CREATE POLICY "Moderators can view all submission items"
+  ON public.submission_items
+  FOR SELECT
+  USING (is_moderator(auth.uid()));
+
+CREATE POLICY "Moderators can update submission items"
+  ON public.submission_items
+  FOR UPDATE
+  USING (is_moderator(auth.uid()));
+
+CREATE POLICY "Moderators can insert submission items"
+  ON public.submission_items
+  FOR INSERT
+  WITH CHECK (is_moderator(auth.uid()));
+
+CREATE POLICY "Moderators can delete submission items"
+  ON public.submission_items
+  FOR DELETE
+  USING (is_moderator(auth.uid()));
+
+-- Function to get submission item dependencies
+CREATE OR REPLACE FUNCTION public.get_submission_item_dependencies(item_id UUID)
+RETURNS TABLE (
+  dependent_item_id UUID,
+  dependent_item_type TEXT,
+  dependency_level INTEGER
+)
+LANGUAGE SQL
+STABLE
+SECURITY DEFINER
+SET search_path = public
+AS $$
+  WITH RECURSIVE dependency_chain AS (
+    -- Base case: direct dependencies
+    SELECT 
+      id as dependent_item_id,
+      item_type as dependent_item_type,
+      1 as dependency_level
+    FROM submission_items
+    WHERE depends_on = item_id
+    
+    UNION ALL
+    
+    -- Recursive case: transitive dependencies
+    SELECT 
+      si.id,
+      si.item_type,
+      dc.dependency_level + 1
+    FROM submission_items si
+    INNER JOIN dependency_chain dc ON si.depends_on = dc.dependent_item_id
+  )
+  SELECT * FROM dependency_chain;
+$$;
+
+-- Function to validate item approval
+CREATE OR REPLACE FUNCTION public.can_approve_submission_item(item_id UUID)
+RETURNS BOOLEAN
+LANGUAGE PLPGSQL
+STABLE
+SECURITY DEFINER
+SET search_path = public
+AS $$
+DECLARE
+  parent_item_id UUID;
+  parent_status TEXT;
+BEGIN
+  -- Get the parent item this item depends on
+  SELECT depends_on INTO parent_item_id
+  FROM public.submission_items
+  WHERE id = item_id;
+  
+  -- If no parent dependency, can approve
+  IF parent_item_id IS NULL THEN
+    RETURN TRUE;
+  END IF;
+  
+  -- Check if parent is approved
+  SELECT status INTO parent_status
+  FROM public.submission_items
+  WHERE id = parent_item_id;
+  
+  RETURN parent_status = 'approved';
+END;
+$$;
+
+-- Function to check if rejecting an item would break dependencies
+CREATE OR REPLACE FUNCTION public.has_pending_dependents(item_id UUID)
+RETURNS BOOLEAN
+LANGUAGE SQL
+STABLE
+SECURITY DEFINER
+SET search_path = public
+AS $$
+  SELECT EXISTS (
+    SELECT 1
+    FROM public.submission_items
+    WHERE depends_on = item_id
+      AND status = 'pending'
+  );
+$$;
+
+-- Trigger to update updated_at timestamp
+CREATE OR REPLACE FUNCTION public.update_submission_items_updated_at()
+RETURNS TRIGGER
+LANGUAGE PLPGSQL
+AS $$
+BEGIN
+  NEW.updated_at = NOW();
+  RETURN NEW;
+END;
+$$;
+
+CREATE TRIGGER trigger_update_submission_items_updated_at
+  BEFORE UPDATE ON public.submission_items
+  FOR EACH ROW
+  EXECUTE FUNCTION public.update_submission_items_updated_at();
\ No newline at end of file