Kanban board, Project Management, Proposals/Quotes, Time Tracking, Custom Fields

- Kanban board with drag-and-drop per stage, colour-coded cards, score bars
- Project Management with milestones, Gantt timeline, inline add milestone/task
- Proposal/Quote builder with line items, VAT, terms, e-signature capture
- Time Tracking with stopwatch, manual entry, hours-by-project chart
- Custom Fields system: admin-defined fields per entity (leads/customers/
  projects/opportunities) with drag-and-drop reordering in settings
- Reusable CustomFieldsSection component for entity detail pages
- Customers API endpoint
- All builds pass with zero errors

database/migrations/020_projects.sql

@@ -0,0 +1,104 @@
+-- ============================================================================
+-- Project Management — Post-sale project tracking with milestones
+-- ============================================================================
+
+CREATE TABLE IF NOT EXISTS project_statuses (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    name VARCHAR(50) NOT NULL UNIQUE,
+    color VARCHAR(7),
+    sort_order INT NOT NULL DEFAULT 0,
+    is_active BOOLEAN NOT NULL DEFAULT TRUE,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE TABLE IF NOT EXISTS projects (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    customer_id UUID NOT NULL REFERENCES customers(id),
+    opportunity_id UUID REFERENCES opportunities(id),
+    owner_id UUID NOT NULL REFERENCES users(id),
+    name VARCHAR(255) NOT NULL,
+    description TEXT,
+    status_id UUID NOT NULL REFERENCES project_statuses(id),
+    start_date DATE,
+    target_end_date DATE,
+    actual_end_date DATE,
+    budget DECIMAL(15,2),
+    created_by UUID NOT NULL REFERENCES users(id),
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    deleted_at TIMESTAMPTZ
+);
+
+CREATE INDEX idx_projects_customer ON projects(customer_id) WHERE deleted_at IS NULL;
+CREATE INDEX idx_projects_owner ON projects(owner_id) WHERE deleted_at IS NULL;
+CREATE INDEX idx_projects_status ON projects(status_id) WHERE deleted_at IS NULL;
+CREATE INDEX idx_projects_created ON projects(created_at) WHERE deleted_at IS NULL;
+
+CREATE TABLE IF NOT EXISTS project_milestones (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    project_id UUID NOT NULL REFERENCES projects(id) ON DELETE CASCADE,
+    name VARCHAR(255) NOT NULL,
+    description TEXT,
+    sort_order INT NOT NULL DEFAULT 0,
+    status VARCHAR(20) NOT NULL DEFAULT 'pending',
+    start_date DATE,
+    due_date DATE,
+    completed_at TIMESTAMPTZ,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    CONSTRAINT chk_milestone_status CHECK (status IN ('pending','in_progress','completed','cancelled'))
+);
+
+CREATE INDEX idx_milestones_project ON project_milestones(project_id);
+CREATE INDEX idx_milestones_status ON project_milestones(status);
+CREATE INDEX idx_milestones_due ON project_milestones(due_date);
+
+ALTER TABLE tasks ADD COLUMN IF NOT EXISTS project_id UUID REFERENCES projects(id) ON DELETE CASCADE;
+ALTER TABLE tasks ADD COLUMN IF NOT EXISTS milestone_id UUID REFERENCES project_milestones(id) ON DELETE SET NULL;
+
+CREATE INDEX IF NOT EXISTS idx_tasks_project ON tasks(project_id) WHERE project_id IS NOT NULL AND deleted_at IS NULL;
+CREATE INDEX IF NOT EXISTS idx_tasks_milestone ON tasks(milestone_id) WHERE milestone_id IS NOT NULL AND deleted_at IS NULL;
+
+-- Seed project statuses
+INSERT INTO project_statuses (name, color, sort_order) VALUES
+  ('Planning', '#6366f1', 1),
+  ('In Progress', '#22c55e', 2),
+  ('Review', '#eab308', 3),
+  ('Completed', '#22d3ee', 4),
+  ('On Hold', '#f97316', 5),
+  ('Cancelled', '#ef4444', 6)
+ON CONFLICT (name) DO NOTHING;
+
+-- Seed a sample project from the existing TechCorp opportunity
+DO $$
+DECLARE
+  v_customer_id UUID;
+  v_opportunity_id UUID;
+  v_owner_id UUID;
+  v_planning_id UUID;
+  v_progress_id UUID;
+  v_project_id UUID;
+BEGIN
+  SELECT id INTO v_customer_id FROM customers LIMIT 1;
+  SELECT id INTO v_opportunity_id FROM opportunities LIMIT 1;
+  SELECT u.id INTO v_owner_id FROM users u JOIN user_roles ur ON ur.user_id = u.id JOIN roles r ON r.id = ur.role_id WHERE r.name = 'SALES_USER' LIMIT 1;
+  IF v_owner_id IS NULL THEN SELECT id INTO v_owner_id FROM users LIMIT 1; END IF;
+  SELECT id INTO v_planning_id FROM project_statuses WHERE name = 'Planning';
+  SELECT id INTO v_progress_id FROM project_statuses WHERE name = 'In Progress';
+
+  IF v_customer_id IS NOT NULL AND NOT EXISTS (SELECT 1 FROM projects WHERE name = 'TechCorp Website Redesign') THEN
+    INSERT INTO projects (customer_id, opportunity_id, owner_id, name, description, status_id, start_date, target_end_date, budget, created_by)
+    VALUES (v_customer_id, v_opportunity_id, v_owner_id, 'TechCorp Website Redesign',
+            'Full website redesign including homepage, services pages, and contact forms',
+            v_planning_id, CURRENT_DATE, CURRENT_DATE + INTERVAL '60 days', 25000.00, v_owner_id)
+    RETURNING id INTO v_project_id;
+
+    INSERT INTO project_milestones (project_id, name, description, sort_order, status, start_date, due_date) VALUES
+      (v_project_id, 'Requirements & Wireframes', 'Gather requirements, create wireframes for approval', 1, 'in_progress', CURRENT_DATE, CURRENT_DATE + INTERVAL '10 days'),
+      (v_project_id, 'Design Mockups', 'Create visual design mockups for all pages', 2, 'pending', CURRENT_DATE + INTERVAL '10 days', CURRENT_DATE + INTERVAL '20 days'),
+      (v_project_id, 'Frontend Development', 'Build responsive frontend components', 3, 'pending', CURRENT_DATE + INTERVAL '20 days', CURRENT_DATE + INTERVAL '35 days'),
+      (v_project_id, 'Backend Integration', 'Integrate CMS, forms, and email functionality', 4, 'pending', CURRENT_DATE + INTERVAL '35 days', CURRENT_DATE + INTERVAL '45 days'),
+      (v_project_id, 'Testing & QA', 'Cross-browser testing, performance optimization', 5, 'pending', CURRENT_DATE + INTERVAL '45 days', CURRENT_DATE + INTERVAL '55 days'),
+      (v_project_id, 'Launch', 'Deploy to production, final sign-off', 6, 'pending', CURRENT_DATE + INTERVAL '55 days', CURRENT_DATE + INTERVAL '60 days');
+  END IF;
+END $$;

database/migrations/021_proposals_time.sql

@@ -0,0 +1,119 @@
+-- ============================================================================
+-- Proposal/Quote Builder + Time Tracking
+-- ============================================================================
+
+-- ── Proposals / Quotes ──────────────────────────────────────────────────
+
+CREATE TABLE IF NOT EXISTS proposal_statuses (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    name VARCHAR(50) NOT NULL UNIQUE,
+    color VARCHAR(7),
+    sort_order INT NOT NULL DEFAULT 0,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+INSERT INTO proposal_statuses (name, color, sort_order) VALUES
+  ('Draft', '#6366f1', 1),
+  ('Sent', '#eab308', 2),
+  ('Viewed', '#22d3ee', 3),
+  ('Accepted', '#22c55e', 4),
+  ('Declined', '#ef4444', 5),
+  ('Expired', '#a1a1aa', 6)
+ON CONFLICT (name) DO NOTHING;
+
+CREATE TABLE IF NOT EXISTS proposals (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    lead_id UUID REFERENCES leads(id),
+    customer_id UUID REFERENCES customers(id),
+    opportunity_id UUID REFERENCES opportunities(id),
+    title VARCHAR(255) NOT NULL,
+    proposal_number VARCHAR(50) NOT NULL,
+    status_id UUID NOT NULL REFERENCES proposal_statuses(id),
+    content JSONB,
+    subtotal DECIMAL(15,2) NOT NULL DEFAULT 0,
+    tax_percent DECIMAL(5,2) DEFAULT 15,
+    tax_amount DECIMAL(15,2) DEFAULT 0,
+    total_amount DECIMAL(15,2) NOT NULL DEFAULT 0,
+    valid_until DATE,
+    notes TEXT,
+    terms TEXT DEFAULT 'Payment due within 30 days. 50% deposit required to commence work.',
+    created_by UUID NOT NULL REFERENCES users(id),
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    deleted_at TIMESTAMPTZ
+);
+
+CREATE UNIQUE INDEX IF NOT EXISTS uq_proposal_number ON proposals(proposal_number) WHERE deleted_at IS NULL;
+CREATE INDEX idx_proposals_customer ON proposals(customer_id) WHERE deleted_at IS NULL;
+CREATE INDEX idx_proposals_lead ON proposals(lead_id) WHERE deleted_at IS NULL;
+CREATE INDEX idx_proposals_status ON proposals(status_id) WHERE deleted_at IS NULL;
+CREATE INDEX idx_proposals_created ON proposals(created_at) WHERE deleted_at IS NULL;
+
+CREATE TABLE IF NOT EXISTS proposal_items (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    proposal_id UUID NOT NULL REFERENCES proposals(id) ON DELETE CASCADE,
+    product_id UUID REFERENCES products(id),
+    description TEXT NOT NULL,
+    quantity INT NOT NULL DEFAULT 1 CHECK (quantity > 0),
+    unit_price DECIMAL(15,2) NOT NULL CHECK (unit_price >= 0),
+    discount_percent DECIMAL(5,2) NOT NULL DEFAULT 0 CHECK (discount_percent >= 0 AND discount_percent <= 100),
+    total_price DECIMAL(15,2) NOT NULL CHECK (total_price >= 0),
+    sort_order INT NOT NULL DEFAULT 0,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX idx_proposal_items_proposal ON proposal_items(proposal_id);
+
+CREATE TABLE IF NOT EXISTS proposal_signatures (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    proposal_id UUID NOT NULL REFERENCES proposals(id) ON DELETE CASCADE,
+    signatory_name VARCHAR(255) NOT NULL,
+    signatory_email VARCHAR(255) NOT NULL,
+    signature_data TEXT,
+    ip_address INET,
+    signed_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    is_valid BOOLEAN NOT NULL DEFAULT TRUE
+);
+
+CREATE INDEX idx_proposal_signatures_proposal ON proposal_signatures(proposal_id);
+
+-- ── Time Tracking ──────────────────────────────────────────────────────
+
+CREATE TABLE IF NOT EXISTS time_entries (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    user_id UUID NOT NULL REFERENCES users(id),
+    project_id UUID REFERENCES projects(id),
+    milestone_id UUID REFERENCES project_milestones(id),
+    task_id UUID REFERENCES tasks(id),
+    description TEXT,
+    date DATE NOT NULL DEFAULT CURRENT_DATE,
+    start_time TIMESTAMPTZ,
+    end_time TIMESTAMPTZ,
+    duration_minutes INT NOT NULL CHECK (duration_minutes > 0),
+    billable BOOLEAN NOT NULL DEFAULT TRUE,
+    hourly_rate DECIMAL(15,2),
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX idx_time_entries_user ON time_entries(user_id);
+CREATE INDEX idx_time_entries_project ON time_entries(project_id);
+CREATE INDEX idx_time_entries_date ON time_entries(date);
+CREATE INDEX idx_time_entries_billable ON time_entries(billable) WHERE billable = TRUE;
+
+-- Seed sample time entry
+DO $$
+DECLARE
+  v_user_id UUID;
+  v_project_id UUID;
+BEGIN
+  SELECT id INTO v_user_id FROM users LIMIT 1;
+  SELECT id INTO v_project_id FROM projects LIMIT 1;
+  IF v_user_id IS NOT NULL AND v_project_id IS NOT NULL AND NOT EXISTS (SELECT 1 FROM time_entries) THEN
+    INSERT INTO time_entries (user_id, project_id, description, date, duration_minutes, billable, hourly_rate)
+    VALUES
+      (v_user_id, v_project_id, 'Initial planning and requirements gathering', CURRENT_DATE - 2, 240, TRUE, 1500),
+      (v_user_id, v_project_id, 'Wireframe design', CURRENT_DATE - 1, 180, TRUE, 1500),
+      (v_user_id, v_project_id, 'Team standup and sprint planning', CURRENT_DATE, 60, FALSE, NULL);
+  END IF;
+END $$;

database/migrations/022_custom_fields.sql

@@ -0,0 +1,43 @@
+-- ============================================================================
+-- Custom Fields — Adaptable fields per entity type (leads, customers, etc.)
+-- ============================================================================
+
+CREATE TABLE IF NOT EXISTS custom_field_definitions (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    entity_type VARCHAR(50) NOT NULL,
+    field_key VARCHAR(100) NOT NULL,
+    field_label VARCHAR(255) NOT NULL,
+    field_type VARCHAR(50) NOT NULL DEFAULT 'text',
+    options JSONB,
+    placeholder TEXT,
+    default_value TEXT,
+    section VARCHAR(100),
+    is_required BOOLEAN NOT NULL DEFAULT FALSE,
+    sort_order INT NOT NULL DEFAULT 0,
+    is_active BOOLEAN NOT NULL DEFAULT TRUE,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    CONSTRAINT uq_custom_field_entity_key UNIQUE (entity_type, field_key),
+    CONSTRAINT chk_custom_field_type CHECK (field_type IN ('text','number','date','select','multi_select','boolean','url','email','phone'))
+);
+
+CREATE INDEX idx_custom_fields_entity ON custom_field_definitions(entity_type, is_active, sort_order);
+
+ALTER TABLE leads ADD COLUMN IF NOT EXISTS custom_fields JSONB DEFAULT '{}';
+ALTER TABLE customers ADD COLUMN IF NOT EXISTS custom_fields JSONB DEFAULT '{}';
+ALTER TABLE opportunities ADD COLUMN IF NOT EXISTS custom_fields JSONB DEFAULT '{}';
+ALTER TABLE projects ADD COLUMN IF NOT EXISTS custom_fields JSONB DEFAULT '{}';
+
+-- Seed sample fields
+INSERT INTO custom_field_definitions (entity_type, field_key, field_label, field_type, options, section, sort_order) VALUES
+  ('lead', 'service_type', 'Service Type', 'select', '["Web Development","Mobile App","SEO","Consulting","Retainer","Maintenance"]', 'Details', 1),
+  ('lead', 'budget_confirmed', 'Budget Confirmed', 'boolean', NULL, 'Details', 2),
+  ('lead', 'referral_source', 'Referral Source', 'text', NULL, 'Details', 3),
+  ('customer', 'industry_vertical', 'Industry Vertical', 'select', '["Fintech","Healthcare","E-commerce","Education","Real Estate","Hospitality","Other"]', 'Business', 1),
+  ('customer', 'vat_number', 'VAT Number', 'text', NULL, 'Business', 2),
+  ('project', 'project_type', 'Project Type', 'select', '["New Build","Redesign","Maintenance","Consulting","Retainer"]', 'Details', 1),
+  ('project', 'hosting_provider', 'Hosting Provider', 'text', NULL, 'Technical', 2),
+  ('project', 'tech_stack', 'Tech Stack', 'multi_select', '["React","Next.js","Node.js","Python","PHP","WordPress","Shopify","Laravel","Vue","Angular"]', 'Technical', 3),
+  ('opportunity', 'competitor', 'Competitor', 'text', NULL, 'Details', 1),
+  ('opportunity', 'decision_timeline', 'Decision Timeline', 'select', '["This Week","This Month","This Quarter","Next Quarter","Not Sure"]', 'Details', 2)
+ON CONFLICT (entity_type, field_key) DO NOTHING;

database/migrations/run_all.sql

@@ -75,5 +75,15 @@ BEGIN;
 
 \echo '=== Running 019_allow_null_start_time.sql (Allow Null Start Time) ==='
 \i 019_allow_null_start_time.sql
+
+\echo '=== Running 020_projects.sql (Project Management) ==='
+\i 020_projects.sql
+
+\echo '=== Running 021_proposals_time.sql (Proposals + Time Tracking) ==='
+\i 021_proposals_time.sql
+
+\echo '=== Running 022_custom_fields.sql (Custom Fields + Workflows) ==='
+\i 022_custom_fields.sql
+
 \echo '=== Migration Complete ==='
 COMMIT;

package-lock.json

@@ -8,6 +8,9 @@
       "name": "frontend",
       "version": "0.1.0",
       "dependencies": {
+        "@dnd-kit/core": "^6.3.1",
+        "@dnd-kit/sortable": "^10.0.0",
+        "@dnd-kit/utilities": "^3.2.2",
         "@emoji-mart/data": "^1.2.1",
         "@emoji-mart/react": "^1.1.1",
         "@hookform/resolvers": "^3.9.1",
@@ -229,6 +232,59 @@
         "kuler": "^2.0.0"
       }
     },
+    "node_modules/@dnd-kit/accessibility": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/@dnd-kit/accessibility/-/accessibility-3.1.1.tgz",
+      "integrity": "sha512-2P+YgaXF+gRsIihwwY1gCsQSYnu9Zyj2py8kY5fFvUM1qm2WA2u639R6YNVfU4GWr+ZM5mqEsfHZZLoRONbemw==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.0.0"
+      },
+      "peerDependencies": {
+        "react": ">=16.8.0"
+      }
+    },
+    "node_modules/@dnd-kit/core": {
+      "version": "6.3.1",
+      "resolved": "https://registry.npmjs.org/@dnd-kit/core/-/core-6.3.1.tgz",
+      "integrity": "sha512-xkGBRQQab4RLwgXxoqETICr6S5JlogafbhNsidmrkVv2YRs5MLwpjoF2qpiGjQt8S9AoxtIV603s0GIUpY5eYQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@dnd-kit/accessibility": "^3.1.1",
+        "@dnd-kit/utilities": "^3.2.2",
+        "tslib": "^2.0.0"
+      },
+      "peerDependencies": {
+        "react": ">=16.8.0",
+        "react-dom": ">=16.8.0"
+      }
+    },
+    "node_modules/@dnd-kit/sortable": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/@dnd-kit/sortable/-/sortable-10.0.0.tgz",
+      "integrity": "sha512-+xqhmIIzvAYMGfBYYnbKuNicfSsk4RksY2XdmJhT+HAC01nix6fHCztU68jooFiMUB01Ky3F0FyOvhG/BZrWkg==",
+      "license": "MIT",
+      "dependencies": {
+        "@dnd-kit/utilities": "^3.2.2",
+        "tslib": "^2.0.0"
+      },
+      "peerDependencies": {
+        "@dnd-kit/core": "^6.3.0",
+        "react": ">=16.8.0"
+      }
+    },
+    "node_modules/@dnd-kit/utilities": {
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/@dnd-kit/utilities/-/utilities-3.2.2.tgz",
+      "integrity": "sha512-+MKAJEOfaBe5SmV6t34p80MMKhjvUz0vRrvVJbPT0WElzaOJ/1xs+D+KDv+tD/NE5ujfrChEcshd4fLn0wpiqg==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.0.0"
+      },
+      "peerDependencies": {
+        "react": ">=16.8.0"
+      }
+    },
     "node_modules/@emnapi/core": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/@emnapi/core/-/core-1.10.0.tgz",

package.json

@@ -24,6 +24,9 @@
     "lint": "eslint"
   },
   "dependencies": {
+    "@dnd-kit/core": "^6.3.1",
+    "@dnd-kit/sortable": "^10.0.0",
+    "@dnd-kit/utilities": "^3.2.2",
     "@emoji-mart/data": "^1.2.1",
     "@emoji-mart/react": "^1.1.1",
     "@hookform/resolvers": "^3.9.1",

src/app/(dashboard)/leads/kanban/page.tsx

@@ -0,0 +1,254 @@
+"use client"
+
+import { useState, useEffect, useCallback } from "react"
+import { useRouter } from "next/navigation"
+import { PageHeader } from "@/components/shared/page-header"
+import { Button } from "@/components/ui/button"
+import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar"
+import { Card } from "@/components/ui/card"
+import { GripVertical, Plus, User, Building2, Mail, Phone, Hash } from "lucide-react"
+
+interface KanbanLead {
+  id: string
+  company_name: string
+  contact_name: string
+  email: string
+  phone: string
+  score: number
+  notes: string
+  assigned_to: string | null
+  created_at: string
+}
+
+interface KanbanColumn {
+  id: string
+  name: string
+  status: string
+  sortOrder: number
+  probability: number
+  leads: KanbanLead[]
+}
+
+const statusColors: Record<string, { header: string; border: string; dot: string }> = {
+  open: { header: "bg-blue-500/10 border-blue-500/20", border: "border-blue-500/20", dot: "bg-blue-500" },
+  contacted: { header: "bg-amber-500/10 border-amber-500/20", border: "border-amber-500/20", dot: "bg-amber-500" },
+  pending: { header: "bg-purple-500/10 border-purple-500/20", border: "border-purple-500/20", dot: "bg-purple-500" },
+  closed: { header: "bg-emerald-500/10 border-emerald-500/20", border: "border-emerald-500/20", dot: "bg-emerald-500" },
+  ignored: { header: "bg-zinc-500/10 border-zinc-500/20", border: "border-zinc-500/20", dot: "bg-zinc-500" },
+}
+
+const columnGradient: Record<string, string> = {
+  open: "from-blue-500/5",
+  contacted: "from-amber-500/5",
+  pending: "from-purple-500/5",
+  closed: "from-emerald-500/5",
+  ignored: "from-zinc-500/5",
+}
+
+export default function KanbanPage() {
+  const router = useRouter()
+  const [columns, setColumns] = useState<KanbanColumn[]>([])
+  const [loading, setLoading] = useState(true)
+  const [draggedLead, setDraggedLead] = useState<{ leadId: string; fromStatus: string } | null>(null)
+
+  const fetchKanban = useCallback(async () => {
+    try {
+      const res = await fetch("/api/leads/kanban")
+      const data = await res.json()
+      setColumns(data)
+    } catch (e) {
+      console.error("Failed to load kanban", e)
+    } finally {
+      setLoading(false)
+    }
+  }, [])
+
+  useEffect(() => { fetchKanban() }, [fetchKanban])
+
+  const handleDragStart = (leadId: string, status: string) => {
+    setDraggedLead({ leadId, fromStatus: status })
+  }
+
+  const handleDragOver = (e: React.DragEvent) => {
+    e.preventDefault()
+  }
+
+  const handleDrop = async (toStatus: string) => {
+    if (!draggedLead || draggedLead.fromStatus === toStatus) {
+      setDraggedLead(null)
+      return
+    }
+
+    setColumns((prev) => {
+      const next = prev.map((col) => ({ ...col, leads: [...col.leads] }))
+      const fromCol = next.find((c) => c.status === draggedLead.fromStatus)
+      const toCol = next.find((c) => c.status === toStatus)
+      if (!fromCol || !toCol) return prev
+      const leadIdx = fromCol.leads.findIndex((l) => l.id === draggedLead.leadId)
+      if (leadIdx === -1) return prev
+      const [moved] = fromCol.leads.splice(leadIdx, 1)
+      toCol.leads.unshift(moved)
+      return next
+    })
+
+    try {
+      await fetch(`/api/leads/${draggedLead.leadId}`, {
+        method: "PATCH",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ status: toStatus }),
+      })
+    } catch (e) {
+      console.error("Failed to update lead status", e)
+      fetchKanban()
+    }
+    setDraggedLead(null)
+  }
+
+  if (loading) {
+    return (
+      <div className="space-y-4">
+        <PageHeader title="Kanban Board" description="Drag and drop leads to update their stage" />
+        <div className="flex gap-4 overflow-x-auto pb-4">
+          {[1, 2, 3, 4, 5].map((i) => (
+            <div key={i} className="flex h-96 w-72 shrink-0 animate-pulse rounded-lg bg-muted" />
+          ))}
+        </div>
+      </div>
+    )
+  }
+
+  return (
+    <div className="space-y-4">
+      <PageHeader
+        title="Kanban Board"
+        description="Drag and drop leads between stages to update their status"
+      >
+        <Button variant="outline" size="sm" onClick={() => router.push("/leads")}>
+          Table View
+        </Button>
+        <Button size="sm" onClick={() => router.push("/leads/new")}>
+          <Plus className="mr-1.5 h-4 w-4" /> New Lead
+        </Button>
+      </PageHeader>
+
+      <div className="flex gap-4 overflow-x-auto pb-4" style={{ minHeight: "calc(100vh - 12rem)" }}>
+        {columns.map((col) => {
+          const colors = statusColors[col.status] || statusColors.open
+          return (
+            <div
+              key={col.id}
+              className="flex w-72 shrink-0 flex-col rounded-lg border bg-card"
+              onDragOver={handleDragOver}
+              onDrop={() => handleDrop(col.status)}
+            >
+              <div className={`flex items-center justify-between rounded-t-lg border-b px-3 py-2.5 ${colors.header}`}>
+                <div className="flex items-center gap-2">
+                  <span className={`h-2 w-2 rounded-full ${colors.dot}`} />
+                  <span className="text-sm font-semibold">{col.name}</span>
+                  <span className="text-xs text-muted-foreground">({col.leads.length})</span>
+                </div>
+                {col.probability > 0 && (
+                  <span className="text-xs text-muted-foreground">{col.probability}%</span>
+                )}
+              </div>
+
+              <div className="flex-1 space-y-2 overflow-y-auto p-2">
+                {col.leads.length === 0 && (
+                  <div className="flex h-20 items-center justify-center">
+                    <p className="text-xs text-muted-foreground">No leads</p>
+                  </div>
+                )}
+                {col.leads.map((lead) => (
+                  <LeadCard
+                    key={lead.id}
+                    lead={lead}
+                    status={col.status}
+                    onDragStart={handleDragStart}
+                    onClick={() => router.push(`/leads/${lead.id}`)}
+                  />
+                ))}
+              </div>
+            </div>
+          )
+        })}
+      </div>
+    </div>
+  )
+}
+
+function LeadCard({
+  lead,
+  status,
+  onDragStart,
+  onClick,
+}: {
+  lead: KanbanLead
+  status: string
+  onDragStart: (id: string, status: string) => void
+  onClick: () => void
+}) {
+  const initials = lead.contact_name
+    ?.split(" ")
+    .map((n) => n[0])
+    .join("")
+    .toUpperCase()
+
+  return (
+    <Card
+      draggable
+      onDragStart={() => onDragStart(lead.id, status)}
+      onClick={onClick}
+      className="cursor-grab active:cursor-grabbing p-3 space-y-2 transition-shadow hover:shadow-md"
+    >
+      <div className="flex items-start justify-between gap-2">
+        <div className="flex items-center gap-2 min-w-0">
+          <Avatar className="h-7 w-7 shrink-0">
+            <AvatarFallback className="text-[10px]">{initials}</AvatarFallback>
+          </Avatar>
+          <div className="min-w-0">
+            <p className="text-sm font-medium truncate">{lead.contact_name}</p>
+            {lead.company_name && (
+              <p className="flex items-center gap-1 text-xs text-muted-foreground truncate">
+                <Building2 className="h-3 w-3 shrink-0" />
+                {lead.company_name}
+              </p>
+            )}
+          </div>
+        </div>
+        <GripVertical className="h-4 w-4 shrink-0 text-muted-foreground/40" />
+      </div>
+
+      <div className="space-y-1">
+        {lead.email && (
+          <p className="flex items-center gap-1.5 text-xs text-muted-foreground truncate">
+            <Mail className="h-3 w-3 shrink-0" />
+            {lead.email}
+          </p>
+        )}
+        {lead.phone && (
+          <p className="flex items-center gap-1.5 text-xs text-muted-foreground truncate">
+            <Phone className="h-3 w-3 shrink-0" />
+            {lead.phone}
+          </p>
+        )}
+      </div>
+
+      {lead.score > 0 && (
+        <div className="flex items-center gap-1.5">
+          <Hash className="h-3 w-3 text-muted-foreground/60" />
+          <div className="flex h-1.5 flex-1 overflow-hidden rounded-full bg-muted">
+            <div
+              className="rounded-full transition-all"
+              style={{
+                width: `${lead.score}%`,
+                backgroundColor:
+                  lead.score >= 70 ? "#22c55e" : lead.score >= 40 ? "#eab308" : "#ef4444",
+              }}
+            />
+          </div>
+          <span className="text-[11px] text-muted-foreground">{lead.score}</span>
+        </div>
+      )}
+    </Card>
+  )
+}

src/app/(dashboard)/leads/page.tsx

@@ -5,6 +5,8 @@ import { useRouter } from "next/navigation"
 import { PageHeader } from "@/components/shared/page-header"
 import { LeadsTable } from "@/components/leads/leads-table"
 import { LeadsTableToolbar } from "@/components/leads/leads-table-toolbar"
+import { Button } from "@/components/ui/button"
+import { Columns3 } from "lucide-react"
 import { Lead } from "@/types"
 
 export default function LeadsPage() {
@@ -36,7 +38,11 @@ export default function LeadsPage() {
       <PageHeader
         title="Leads"
         description="Manage and track your sales leads"
-      />
+      >
+        <Button variant="outline" size="sm" onClick={() => router.push("/leads/kanban")}>
+          <Columns3 className="mr-1.5 h-4 w-4" /> Kanban
+        </Button>
+      </PageHeader>
 
       <div className="rounded-lg border bg-card">
         <div className="p-4">

src/app/(dashboard)/projects/[id]/page.tsx

@@ -0,0 +1,382 @@
+"use client"
+
+import { useState, useEffect, useCallback } from "react"
+import { useParams, useRouter } from "next/navigation"
+import { PageHeader } from "@/components/shared/page-header"
+import { Button } from "@/components/ui/button"
+import { Badge } from "@/components/ui/badge"
+import { Card } from "@/components/ui/card"
+import { Input } from "@/components/ui/input"
+import { Avatar, AvatarFallback } from "@/components/ui/avatar"
+import { CustomFieldsSection } from "@/components/shared/custom-fields-section"
+import {
+  ArrowLeft, Calendar, User, Building2, DollarSign, Plus, CheckCircle2,
+  Circle, Clock, AlertCircle, ChevronDown, ChevronRight, GripVertical,
+} from "lucide-react"
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select"
+
+interface Milestone {
+  id: string
+  name: string
+  description: string
+  sort_order: number
+  status: string
+  start_date: string
+  due_date: string
+  completed_at: string
+  created_at: string
+  tasks: Task[]
+}
+
+interface Task {
+  id: string
+  title: string
+  description: string
+  status: string
+  due_date: string
+  completed_at: string
+  assigned_to: string
+  created_at: string
+}
+
+const milestoneStatusConfig: Record<string, { icon: any; class: string; label: string }> = {
+  pending: { icon: Circle, class: "text-zinc-400", label: "Pending" },
+  in_progress: { icon: Clock, class: "text-blue-500", label: "In Progress" },
+  completed: { icon: CheckCircle2, class: "text-emerald-500", label: "Completed" },
+  cancelled: { icon: AlertCircle, class: "text-red-500", label: "Cancelled" },
+}
+
+const taskStatusColors: Record<string, string> = {
+  pending: "bg-zinc-500",
+  in_progress: "bg-blue-500",
+  completed: "bg-emerald-500",
+  cancelled: "bg-red-500",
+}
+
+export default function ProjectDetailPage() {
+  const { id } = useParams<{ id: string }>()
+  const router = useRouter()
+  const [project, setProject] = useState<any>(null)
+  const [milestones, setMilestones] = useState<Milestone[]>([])
+  const [statuses, setStatuses] = useState<any[]>([])
+  const [loading, setLoading] = useState(true)
+  const [expandedMilestones, setExpandedMilestones] = useState<Set<string>>(new Set())
+  const [newMilestoneName, setNewMilestoneName] = useState("")
+  const [addingMilestone, setAddingMilestone] = useState(false)
+  const [newTaskInputs, setNewTaskInputs] = useState<Record<string, string>>({})
+
+  const fetchProject = useCallback(async () => {
+    try {
+      const [pRes, mRes, sRes] = await Promise.all([
+        fetch(`/api/projects/${id}`),
+        fetch(`/api/projects/${id}/milestones`),
+        fetch("/api/project-statuses"),
+      ])
+      setProject(await pRes.json())
+      setMilestones(await mRes.json())
+      setStatuses(await sRes.json())
+    } catch (e) {
+      console.error("Failed to load project", e)
+    } finally {
+      setLoading(false)
+    }
+  }, [id])
+
+  useEffect(() => { fetchProject() }, [fetchProject])
+
+  const updateProjectStatus = async (statusId: string) => {
+    await fetch(`/api/projects/${id}`, {
+      method: "PATCH",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({ statusId }),
+    })
+    fetchProject()
+  }
+
+  const updateMilestoneStatus = async (milestoneId: string, status: string) => {
+    await fetch(`/api/milestones/${milestoneId}`, {
+      method: "PATCH",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({ status }),
+    })
+    fetchProject()
+  }
+
+  const addMilestone = async () => {
+    if (!newMilestoneName.trim()) return
+    setAddingMilestone(true)
+    try {
+      await fetch(`/api/projects/${id}/milestones`, {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ name: newMilestoneName.trim() }),
+      })
+      setNewMilestoneName("")
+      fetchProject()
+    } finally {
+      setAddingMilestone(false)
+    }
+  }
+
+  const addTask = async (milestoneId: string) => {
+    const title = newTaskInputs[milestoneId]?.trim()
+    if (!title) return
+    try {
+      await fetch(`/api/tasks`, {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({
+          title,
+          projectId: id,
+          milestoneId,
+        }),
+      })
+      setNewTaskInputs((prev) => ({ ...prev, [milestoneId]: "" }))
+      fetchProject()
+    } catch (e) {
+      console.error("Failed to add task", e)
+    }
+  }
+
+  const toggleMilestone = (msId: string) => {
+    setExpandedMilestones((prev) => {
+      const next = new Set(prev)
+      if (next.has(msId)) next.delete(msId)
+      else next.add(msId)
+      return next
+    })
+  }
+
+  const formatDate = (d: string) => d ? new Date(d).toLocaleDateString() : "—"
+  const formatCurrency = (n: number) => n ? `R${Number(n).toLocaleString()}` : ""
+
+  if (loading) {
+    return (
+      <div className="space-y-4">
+        <div className="h-10 w-48 animate-pulse rounded bg-muted" />
+        <div className="grid gap-4 md:grid-cols-3">
+          {[1, 2, 3].map((i) => <div key={i} className="h-24 animate-pulse rounded-lg bg-muted" />)}
+        </div>
+      </div>
+    )
+  }
+
+  if (!project) return <div className="p-8 text-center text-muted-foreground">Project not found</div>
+
+  const now = new Date()
+  const start = project.start_date ? new Date(project.start_date) : now
+  const end = project.target_end_date ? new Date(project.target_end_date) : new Date(start.getTime() + 60 * 86400000)
+  const totalDays = Math.max(1, (end.getTime() - start.getTime()) / 86400000)
+
+  const completedMilestones = milestones.filter((m) => m.status === "completed").length
+  const progress = milestones.length ? Math.round((completedMilestones / milestones.length) * 100) : 0
+
+  return (
+    <div className="space-y-6">
+      <PageHeader title={project.name} description={`Project · ${project.company_name}`}>
+        <Button variant="outline" size="sm" onClick={() => router.push("/projects")}>
+          <ArrowLeft className="mr-1.5 h-4 w-4" /> Back
+        </Button>
+      </PageHeader>
+
+      {/* Overview Cards */}
+      <div className="grid gap-4 md:grid-cols-4">
+        <Card className="p-4 space-y-1">
+          <p className="text-xs text-muted-foreground">Customer</p>
+          <p className="flex items-center gap-1.5 text-sm font-medium"><Building2 className="h-4 w-4 text-muted-foreground" />{project.company_name}</p>
+        </Card>
+        <Card className="p-4 space-y-1">
+          <p className="text-xs text-muted-foreground">Owner</p>
+          <p className="flex items-center gap-1.5 text-sm font-medium"><User className="h-4 w-4 text-muted-foreground" />{project.owner_name}</p>
+        </Card>
+        <Card className="p-4 space-y-1">
+          <p className="text-xs text-muted-foreground">Timeline</p>
+          <p className="flex items-center gap-1.5 text-sm font-medium"><Calendar className="h-4 w-4 text-muted-foreground" />{formatDate(project.start_date)} — {formatDate(project.target_end_date)}</p>
+        </Card>
+        <Card className="p-4 space-y-1">
+          <p className="text-xs text-muted-foreground">Budget</p>
+          <p className="flex items-center gap-1.5 text-sm font-medium"><DollarSign className="h-4 w-4 text-muted-foreground" />{project.budget ? formatCurrency(project.budget) : "—"}</p>
+        </Card>
+      </div>
+
+      {/* Status & Progress */}
+      <Card className="p-4">
+        <div className="flex items-center justify-between mb-3">
+          <div className="flex items-center gap-3">
+            <p className="text-sm font-medium">Status</p>
+            <Select value={project.status_id} onValueChange={updateProjectStatus}>
+              <SelectTrigger className="h-8 w-[160px]">
+                <SelectValue />
+              </SelectTrigger>
+              <SelectContent>
+                {statuses.map((s) => (
+                  <SelectItem key={s.id} value={s.id}>
+                    <span className="flex items-center gap-2">
+                      <span className="h-2 w-2 rounded-full" style={{ backgroundColor: s.color }} />
+                      {s.name}
+                    </span>
+                  </SelectItem>
+                ))}
+              </SelectContent>
+            </Select>
+          </div>
+          <div className="flex items-center gap-3">
+            <p className="text-sm text-muted-foreground">{progress}% complete</p>
+            <div className="h-2 w-32 overflow-hidden rounded-full bg-muted">
+              <div
+                className="h-full rounded-full bg-primary transition-all"
+                style={{ width: `${progress}%` }}
+              />
+            </div>
+          </div>
+        </div>
+      </Card>
+
+      {/* Gantt Chart */}
+      <Card className="p-4">
+        <p className="text-sm font-medium mb-3">Timeline</p>
+        <div className="relative overflow-x-auto">
+          <div className="min-w-[500px] space-y-2">
+            {milestones.map((ms) => {
+              const msStart = ms.start_date ? new Date(ms.start_date) : start
+              const msEnd = ms.due_date ? new Date(ms.due_date) : end
+              const left = Math.max(0, ((msStart.getTime() - start.getTime()) / 86400000) / totalDays * 100)
+              const width = Math.max(3, ((msEnd.getTime() - msStart.getTime()) / 86400000) / totalDays * 100)
+              const config = milestoneStatusConfig[ms.status] || milestoneStatusConfig.pending
+              return (
+                <div key={ms.id} className="flex items-center gap-3">
+                  <span className="w-48 text-xs truncate shrink-0">{ms.name}</span>
+                  <div className="relative flex-1 h-6">
+                    <div className="absolute inset-0 rounded bg-muted/30" />
+                    <div
+                      className={`absolute top-1 h-4 rounded transition-all ${config.class.replace("text-", "bg-").replace("500", "500/80")}`}
+                      style={{ left: `${left}%`, width: `${width}%`, backgroundColor: ms.status === "completed" ? "#22c55e" : ms.status === "in_progress" ? "#3b82f6" : ms.status === "cancelled" ? "#ef4444" : "#a1a1aa" }}
+                    >
+                      <span className="px-2 text-[10px] leading-4 text-white block truncate opacity-80">{ms.name}</span>
+                    </div>
+                  </div>
+                </div>
+              )
+            })}
+          </div>
+        </div>
+      </Card>
+
+      {/* Custom Fields */}
+      {project.custom_fields && Object.keys(project.custom_fields).length > 0 && (
+        <CustomFieldsSection
+          entityType="project"
+          customFields={project.custom_fields}
+          entityId={project.id}
+          apiEndpoint={`/api/projects/${project.id}`}
+          title="Custom Fields"
+        />
+      )}
+
+      {/* Milestones */}
+      <Card className="divide-y">
+        <div className="flex items-center justify-between px-4 py-3">
+          <p className="text-sm font-medium">Milestones ({milestones.length})</p>
+          <div className="flex items-center gap-2">
+            <Input
+              placeholder="New milestone name..."
+              value={newMilestoneName}
+              onChange={(e) => setNewMilestoneName(e.target.value)}
+              className="h-8 w-56 text-sm"
+              onKeyDown={(e) => e.key === "Enter" && addMilestone()}
+            />
+            <Button size="sm" variant="outline" className="h-8" onClick={addMilestone} disabled={addingMilestone || !newMilestoneName.trim()}>
+              <Plus className="h-3.5 w-3.5" /> Add
+            </Button>
+          </div>
+        </div>
+
+        {milestones.length === 0 && (
+          <div className="p-8 text-center text-sm text-muted-foreground">No milestones yet</div>
+        )}
+
+        {milestones.map((ms) => {
+          const config = milestoneStatusConfig[ms.status] || milestoneStatusConfig.pending
+          const isExpanded = expandedMilestones.has(ms.id)
+
+          return (
+            <div key={ms.id}>
+              <div
+                className="flex items-center gap-3 px-4 py-3 hover:bg-muted/50 cursor-pointer transition-colors"
+                onClick={() => toggleMilestone(ms.id)}
+              >
+                <div className="flex items-center gap-2 flex-1 min-w-0">
+                  {isExpanded ? <ChevronDown className="h-4 w-4 shrink-0 text-muted-foreground" /> : <ChevronRight className="h-4 w-4 shrink-0 text-muted-foreground" />}
+                  <config.icon className={`h-4 w-4 ${config.class}`} />
+                  <span className="text-sm font-medium truncate">{ms.name}</span>
+                  <Badge variant="outline" className="text-[10px] h-5">{config.label}</Badge>
+                </div>
+                <div className="flex items-center gap-1 text-xs text-muted-foreground shrink-0">
+                  {ms.start_date && <span>{formatDate(ms.start_date)}</span>}
+                  {ms.start_date && ms.due_date && <span>→</span>}
+                  {ms.due_date && <span>{formatDate(ms.due_date)}</span>}
+                </div>
+                <Select
+                  value={ms.status}
+                  onValueChange={(v) => updateMilestoneStatus(ms.id, v)}
+                >
+                  <SelectTrigger className="h-7 w-[110px] text-xs" onPointerDown={(e) => e.stopPropagation()}>
+                    <SelectValue />
+                  </SelectTrigger>
+                  <SelectContent>
+                    <SelectItem value="pending">Pending</SelectItem>
+                    <SelectItem value="in_progress">In Progress</SelectItem>
+                    <SelectItem value="completed">Completed</SelectItem>
+                    <SelectItem value="cancelled">Cancelled</SelectItem>
+                  </SelectContent>
+                </Select>
+              </div>
+
+              {isExpanded && (
+                <div className="border-t bg-muted/20 px-4 py-3 space-y-2">
+                  {ms.description && (
+                    <p className="text-xs text-muted-foreground">{ms.description}</p>
+                  )}
+                  {ms.tasks.length === 0 && (
+                    <p className="text-xs text-muted-foreground">No tasks yet</p>
+                  )}
+                  {ms.tasks.map((task) => (
+                    <div key={task.id} className="flex items-center gap-2 pl-2">
+                      <span className={`h-2 w-2 rounded-full shrink-0 ${taskStatusColors[task.status] || "bg-zinc-400"}`} />
+                      <span className="text-xs flex-1">{task.title}</span>
+                      <span className="text-[10px] text-muted-foreground capitalize">{task.status.replace("_", " ")}</span>
+                    </div>
+                  ))}
+                  <div className="flex items-center gap-2 pt-1">
+                    <Input
+                      placeholder="Add task..."
+                      value={newTaskInputs[ms.id] || ""}
+                      onChange={(e) => setNewTaskInputs((prev) => ({ ...prev, [ms.id]: e.target.value }))}
+                      className="h-7 text-xs flex-1"
+                      onKeyDown={(e) => e.key === "Enter" && addTask(ms.id)}
+                    />
+                    <Button
+                      size="sm"
+                      variant="ghost"
+                      className="h-7 text-xs"
+                      onClick={() => addTask(ms.id)}
+                      disabled={!newTaskInputs[ms.id]?.trim()}
+                    >
+                      <Plus className="h-3 w-3 mr-1" /> Task
+                    </Button>
+                  </div>
+                </div>
+              )}
+            </div>
+          )
+        })}
+      </Card>
+    </div>
+  )
+}

src/app/(dashboard)/projects/page.tsx

@@ -0,0 +1,273 @@
+"use client"
+
+import { useState, useEffect } from "react"
+import { useRouter } from "next/navigation"
+import { PageHeader } from "@/components/shared/page-header"
+import { Input } from "@/components/ui/input"
+import { Button } from "@/components/ui/button"
+import { Badge } from "@/components/ui/badge"
+import { Card } from "@/components/ui/card"
+import { Search, Plus, Calendar, User, Building2, ArrowRight, DollarSign } from "lucide-react"
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select"
+import {
+  Dialog,
+  DialogContent,
+  DialogHeader,
+  DialogTitle,
+  DialogTrigger,
+} from "@/components/ui/dialog"
+
+interface Project {
+  id: string
+  name: string
+  description: string
+  start_date: string
+  target_end_date: string
+  actual_end_date: string
+  budget: number
+  created_at: string
+  status_name: string
+  status_color: string
+  customer_id: string
+  company_name: string
+  owner_id: string
+  owner_name: string
+  owner_avatar: string
+}
+
+interface ProjectStatus {
+  id: string
+  name: string
+  color: string
+  sort_order: number
+}
+
+export default function ProjectsPage() {
+  const router = useRouter()
+  const [projects, setProjects] = useState<Project[]>([])
+  const [statuses, setStatuses] = useState<ProjectStatus[]>([])
+  const [loading, setLoading] = useState(true)
+  const [search, setSearch] = useState("")
+  const [statusFilter, setStatusFilter] = useState("all")
+
+  const fetchProjects = async () => {
+    try {
+      const params = new URLSearchParams()
+      if (search) params.set("search", search)
+      if (statusFilter !== "all") params.set("status", statusFilter)
+      const res = await fetch(`/api/projects?${params}`)
+      setProjects(await res.json())
+    } catch (e) {
+      console.error("Failed to load projects", e)
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  useEffect(() => { fetchProjects() }, [search, statusFilter])
+
+  useEffect(() => {
+    fetch("/api/project-statuses").then(r => r.json()).then(setStatuses).catch(() => {})
+  }, [])
+
+  const formatDate = (d: string) => d ? new Date(d).toLocaleDateString() : "—"
+  const formatCurrency = (n: number) => n ? `R${Number(n).toLocaleString()}` : ""
+
+  return (
+    <div className="space-y-4">
+      <PageHeader title="Projects" description="Track post-sale project delivery">
+        <NewProjectDialog statuses={statuses} onCreated={() => fetchProjects()} />
+      </PageHeader>
+
+      <Card>
+        <div className="p-4">
+          <div className="flex flex-1 flex-col gap-4 sm:flex-row sm:items-center">
+            <div className="relative flex-1">
+              <Search className="absolute left-3 top-1/2 h-4 w-4 -translate-y-1/2 text-muted-foreground" />
+              <Input
+                placeholder="Search projects or companies..."
+                value={search}
+                onChange={(e) => setSearch(e.target.value)}
+                className="h-9 pl-9 w-full sm:max-w-sm"
+              />
+            </div>
+            <Select value={statusFilter} onValueChange={setStatusFilter}>
+              <SelectTrigger className="h-9 w-[160px]">
+                <SelectValue placeholder="All Statuses" />
+              </SelectTrigger>
+              <SelectContent>
+                <SelectItem value="all">All Statuses</SelectItem>
+                {statuses.map((s) => (
+                  <SelectItem key={s.id} value={s.id}>{s.name}</SelectItem>
+                ))}
+              </SelectContent>
+            </Select>
+          </div>
+        </div>
+
+        <div className="divide-y">
+          {loading ? (
+            <div className="p-8 text-center text-muted-foreground">Loading...</div>
+          ) : projects.length === 0 ? (
+            <div className="p-8 text-center text-muted-foreground">No projects yet</div>
+          ) : (
+            projects.map((p) => (
+              <div
+                key={p.id}
+                className="flex items-center gap-4 px-6 py-4 hover:bg-muted/50 cursor-pointer transition-colors"
+                onClick={() => router.push(`/projects/${p.id}`)}
+              >
+                <div className="flex-1 min-w-0">
+                  <div className="flex items-center gap-2">
+                    <span className="font-medium truncate">{p.name}</span>
+                    <Badge
+                      variant="outline"
+                      className="shrink-0"
+                      style={{ borderColor: p.status_color + "40", color: p.status_color }}
+                    >
+                      {p.status_name}
+                    </Badge>
+                  </div>
+                  <div className="flex items-center gap-4 mt-1 text-sm text-muted-foreground">
+                    <span className="flex items-center gap-1"><Building2 className="h-3.5 w-3.5" />{p.company_name}</span>
+                    <span className="flex items-center gap-1"><User className="h-3.5 w-3.5" />{p.owner_name}</span>
+                    <span className="flex items-center gap-1"><Calendar className="h-3.5 w-3.5" />{formatDate(p.start_date)} — {formatDate(p.target_end_date)}</span>
+                    {p.budget > 0 && <span className="flex items-center gap-1"><DollarSign className="h-3.5 w-3.5" />{formatCurrency(p.budget)}</span>}
+                  </div>
+                </div>
+                <ArrowRight className="h-4 w-4 text-muted-foreground shrink-0" />
+              </div>
+            ))
+          )}
+        </div>
+      </Card>
+    </div>
+  )
+}
+
+function NewProjectDialog({ statuses, onCreated }: { statuses: ProjectStatus[]; onCreated: () => void }) {
+  const [open, setOpen] = useState(false)
+  const [name, setName] = useState("")
+  const [description, setDescription] = useState("")
+  const [customerId, setCustomerId] = useState("")
+  const [ownerId, setOwnerId] = useState("")
+  const [startDate, setStartDate] = useState("")
+  const [targetEndDate, setTargetEndDate] = useState("")
+  const [budget, setBudget] = useState("")
+  const [customers, setCustomers] = useState<any[]>([])
+  const [users, setUsers] = useState<any[]>([])
+  const [saving, setSaving] = useState(false)
+
+  useEffect(() => {
+    if (!open) return
+    fetch("/api/customers?limit=100").then(r => r.json()).then(setCustomers).catch(() => {})
+    fetch("/api/users").then(r => r.json()).then(setUsers).catch(() => {})
+  }, [open])
+
+  const handleSubmit = async () => {
+    if (!name || !customerId) return
+    setSaving(true)
+    try {
+      const res = await fetch("/api/projects", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({
+          name,
+          description,
+          customerId,
+          ownerId: ownerId || undefined,
+          startDate: startDate || null,
+          targetEndDate: targetEndDate || null,
+          budget: budget ? parseFloat(budget) : null,
+        }),
+      })
+      if (res.ok) {
+        setOpen(false)
+        setName(""); setDescription(""); setCustomerId(""); setOwnerId(""); setStartDate(""); setTargetEndDate(""); setBudget("")
+        onCreated()
+      }
+    } finally {
+      setSaving(false)
+    }
+  }
+
+  return (
+    <Dialog open={open} onOpenChange={setOpen}>
+      <DialogTrigger asChild>
+        <Button size="sm"><Plus className="mr-1.5 h-4 w-4" />New Project</Button>
+      </DialogTrigger>
+      <DialogContent>
+        <DialogHeader>
+          <DialogTitle>Create Project</DialogTitle>
+        </DialogHeader>
+        <div className="space-y-4">
+          <div>
+            <label className="text-sm font-medium">Project Name *</label>
+            <Input value={name} onChange={(e) => setName(e.target.value)} placeholder="e.g. Website Redesign" />
+          </div>
+          <div>
+            <label className="text-sm font-medium">Customer *</label>
+            <select
+              value={customerId}
+              onChange={(e) => setCustomerId(e.target.value)}
+              className="flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm"
+            >
+              <option value="">Select customer...</option>
+              {customers.map((c: any) => (
+                <option key={c.id} value={c.id}>{c.company_name || `${c.first_name} ${c.last_name}`}</option>
+              ))}
+            </select>
+          </div>
+          <div>
+            <label className="text-sm font-medium">Project Owner</label>
+            <select
+              value={ownerId}
+              onChange={(e) => setOwnerId(e.target.value)}
+              className="flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm"
+            >
+              <option value="">Select owner...</option>
+              {users.map((u: any) => (
+                <option key={u.id} value={u.id}>{u.first_name} {u.last_name}</option>
+              ))}
+            </select>
+          </div>
+          <div className="grid grid-cols-2 gap-4">
+            <div>
+              <label className="text-sm font-medium">Start Date</label>
+              <Input type="date" value={startDate} onChange={(e) => setStartDate(e.target.value)} />
+            </div>
+            <div>
+              <label className="text-sm font-medium">Target End Date</label>
+              <Input type="date" value={targetEndDate} onChange={(e) => setTargetEndDate(e.target.value)} />
+            </div>
+          </div>
+          <div>
+            <label className="text-sm font-medium">Budget (ZAR)</label>
+            <Input type="number" value={budget} onChange={(e) => setBudget(e.target.value)} placeholder="e.g. 25000" />
+          </div>
+          <div>
+            <label className="text-sm font-medium">Description</label>
+            <textarea
+              value={description}
+              onChange={(e) => setDescription(e.target.value)}
+              className="flex min-h-[80px] w-full rounded-md border border-input bg-transparent px-3 py-2 text-sm shadow-sm"
+              placeholder="Project scope and notes..."
+            />
+          </div>
+          <div className="flex justify-end gap-3">
+            <Button variant="outline" onClick={() => setOpen(false)}>Cancel</Button>
+            <Button onClick={handleSubmit} disabled={saving || !name || !customerId}>
+              {saving ? "Creating..." : "Create Project"}
+            </Button>
+          </div>
+        </div>
+      </DialogContent>
+    </Dialog>
+  )
+}

src/app/(dashboard)/proposals/[id]/page.tsx

@@ -0,0 +1,203 @@
+"use client"
+
+import { useState, useEffect, useCallback } from "react"
+import { useParams, useRouter } from "next/navigation"
+import { PageHeader } from "@/components/shared/page-header"
+import { Button } from "@/components/ui/button"
+import { Badge } from "@/components/ui/badge"
+import { Card } from "@/components/ui/card"
+import { Input } from "@/components/ui/input"
+import { ArrowLeft, FileText, CheckCircle2, Clock, User, Mail, Building2, Calendar } from "lucide-react"
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select"
+
+export default function ProposalDetailPage() {
+  const { id } = useParams<{ id: string }>()
+  const router = useRouter()
+  const [proposal, setProposal] = useState<any>(null)
+  const [statuses, setStatuses] = useState<any[]>([])
+  const [loading, setLoading] = useState(true)
+  const [signName, setSignName] = useState("")
+  const [signEmail, setSignEmail] = useState("")
+  const [signing, setSigning] = useState(false)
+
+  const fetchProposal = useCallback(async () => {
+    try {
+      const [pRes, sRes] = await Promise.all([
+        fetch(`/api/proposals/${id}`),
+        fetch("/api/proposal-statuses"),
+      ])
+      setProposal(await pRes.json())
+      setStatuses(await sRes.json())
+    } catch (e) {
+      console.error("Failed to load proposal", e)
+    } finally {
+      setLoading(false)
+    }
+  }, [id])
+
+  useEffect(() => { fetchProposal() }, [fetchProposal])
+
+  const updateStatus = async (statusId: string) => {
+    await fetch(`/api/proposals/${id}`, {
+      method: "PATCH",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({ statusId }),
+    })
+    fetchProposal()
+  }
+
+  const handleSign = async () => {
+    if (!signName || !signEmail) return
+    setSigning(true)
+    try {
+      const res = await fetch(`/api/proposals/${id}/sign`, {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ name: signName, email: signEmail }),
+      })
+      if (res.ok) fetchProposal()
+    } finally {
+      setSigning(false)
+    }
+  }
+
+  const formatCurrency = (n: number) => n ? `R${Number(n).toLocaleString(undefined, { minimumFractionDigits: 2 })}` : "R0.00"
+  const formatDate = (d: string) => d ? new Date(d).toLocaleDateString() : "—"
+
+  if (loading) return <div className="p-8 text-center text-muted-foreground">Loading...</div>
+  if (!proposal) return <div className="p-8 text-center text-muted-foreground">Proposal not found</div>
+
+  const canSign = proposal.status_name === "Sent" || proposal.status_name === "Viewed"
+  const isAccepted = proposal.status_name === "Accepted"
+
+  return (
+    <div className="space-y-6 max-w-4xl">
+      <PageHeader
+        title={proposal.title}
+        description={`${proposal.proposal_number} · Created by ${proposal.created_by_name}`}
+      >
+        <Button variant="outline" size="sm" onClick={() => router.push("/proposals")}>
+          <ArrowLeft className="mr-1.5 h-4 w-4" /> Back
+        </Button>
+      </PageHeader>
+
+      {/* Status bar */}
+      <Card className="p-4">
+        <div className="flex items-center justify-between">
+          <div className="flex items-center gap-3">
+            <span className="text-sm font-medium">Status</span>
+            <Select value={proposal.status_id} onValueChange={updateStatus}>
+              <SelectTrigger className="h-8 w-[150px]">
+                <SelectValue />
+              </SelectTrigger>
+              <SelectContent>
+                {statuses.map((s: any) => (
+                  <SelectItem key={s.id} value={s.id}>{s.name}</SelectItem>
+                ))}
+              </SelectContent>
+            </Select>
+            <Badge variant="outline" style={{ borderColor: proposal.status_color + "40", color: proposal.status_color }}>
+              {proposal.status_name}
+            </Badge>
+          </div>
+          <div className="flex items-center gap-4 text-sm text-muted-foreground">
+            <span><Calendar className="h-3.5 w-3.5 inline mr-1" />Created {formatDate(proposal.created_at)}</span>
+            {proposal.valid_until && <span>Valid until {formatDate(proposal.valid_until)}</span>}
+          </div>
+        </div>
+      </Card>
+
+      {/* Client info */}
+      {(proposal.lead_company || proposal.company_name) && (
+        <Card className="p-4">
+          <p className="text-sm text-muted-foreground mb-1">Client</p>
+          <p className="flex items-center gap-2">
+            <Building2 className="h-4 w-4 text-muted-foreground" />
+            {proposal.lead_company || proposal.company_name}
+          </p>
+          {proposal.lead_contact && <p className="text-sm text-muted-foreground ml-6">{proposal.lead_contact}</p>}
+        </Card>
+      )}
+
+      {/* Line Items */}
+      <Card className="divide-y">
+        <div className="px-4 py-3 font-medium text-sm">Services</div>
+        {proposal.items?.length === 0 && (
+          <div className="px-4 py-6 text-sm text-muted-foreground text-center">No items</div>
+        )}
+        {proposal.items?.map((item: any) => (
+          <div key={item.id} className="flex items-center px-4 py-3 text-sm">
+            <div className="flex-1">
+              <p>{item.description}</p>
+              <p className="text-xs text-muted-foreground">
+                {item.quantity} × {formatCurrency(item.unit_price)}
+                {item.discount_percent > 0 && ` (${item.discount_percent}% off)`}
+              </p>
+            </div>
+            <p className="font-medium">{formatCurrency(item.total_price)}</p>
+          </div>
+        ))}
+      </Card>
+
+      {/* Totals */}
+      <Card className="p-4">
+        <div className="ml-auto w-64 space-y-1 text-sm">
+          <div className="flex justify-between"><span>Subtotal</span><span>{formatCurrency(proposal.subtotal)}</span></div>
+          <div className="flex justify-between"><span>VAT ({proposal.tax_percent}%)</span><span>{formatCurrency(proposal.tax_amount)}</span></div>
+          <div className="flex justify-between text-lg font-bold border-t pt-2"><span>Total</span><span>{formatCurrency(proposal.total_amount)}</span></div>
+        </div>
+      </Card>
+
+      {/* Notes & Terms */}
+      {proposal.notes && (
+        <Card className="p-4">
+          <p className="text-sm font-medium mb-1">Notes</p>
+          <p className="text-sm text-muted-foreground whitespace-pre-wrap">{proposal.notes}</p>
+        </Card>
+      )}
+      {proposal.terms && (
+        <Card className="p-4">
+          <p className="text-sm font-medium mb-1">Terms & Conditions</p>
+          <p className="text-sm text-muted-foreground whitespace-pre-wrap">{proposal.terms}</p>
+        </Card>
+      )}
+
+      {/* E-Signature */}
+      <Card className="p-6">
+        <p className="text-sm font-medium mb-1">Digital Signature</p>
+        <p className="text-sm text-muted-foreground mb-4">
+          {isAccepted ? "This proposal has been signed and accepted." : "Sign below to accept this proposal."}
+        </p>
+
+        {proposal.signatures?.length > 0 && (
+          <div className="mb-4 space-y-2">
+            {proposal.signatures.map((sig: any) => (
+              <div key={sig.id} className="flex items-center gap-2 text-sm">
+                <CheckCircle2 className="h-4 w-4 text-emerald-500" />
+                <span className="font-medium">{sig.signatory_name}</span>
+                <span className="text-muted-foreground">({sig.signatory_email})</span>
+                <span className="text-muted-foreground text-xs">— {new Date(sig.signed_at).toLocaleString()}</span>
+              </div>
+            ))}
+          </div>
+        )}
+
+        {canSign && (
+          <div className="space-y-3 max-w-sm">
+            <Input placeholder="Full Name" value={signName} onChange={(e) => setSignName(e.target.value)} />
+            <Input placeholder="Email Address" type="email" value={signEmail} onChange={(e) => setSignEmail(e.target.value)} />
+            <Button onClick={handleSign} disabled={signing || !signName || !signEmail}>
+              {signing ? "Signing..." : <><CheckCircle2 className="mr-1.5 h-4 w-4" /> Accept & Sign</>}
+            </Button>
+          </div>
+        )}
+      </Card>
+    </div>
+  )
+}

src/app/(dashboard)/proposals/new/page.tsx

@@ -0,0 +1,234 @@
+"use client"
+
+import { useState, useEffect } from "react"
+import { useRouter } from "next/navigation"
+import { PageHeader } from "@/components/shared/page-header"
+import { Button } from "@/components/ui/button"
+import { Input } from "@/components/ui/input"
+import { Card } from "@/components/ui/card"
+import { Plus, Trash2, ArrowLeft, FileText } from "lucide-react"
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select"
+
+interface LineItem {
+  id: string
+  description: string
+  quantity: number
+  unitPrice: number
+  discountPercent: number
+  totalPrice: number
+}
+
+export default function NewProposalPage() {
+  const router = useRouter()
+  const [title, setTitle] = useState("")
+  const [leadId, setLeadId] = useState("")
+  const [customerId, setCustomerId] = useState("")
+  const [validUntil, setValidUntil] = useState("")
+  const [taxPercent, setTaxPercent] = useState(15)
+  const [notes, setNotes] = useState("")
+  const [terms, setTerms] = useState("Payment due within 30 days. 50% deposit required to commence work.")
+  const [items, setItems] = useState<LineItem[]>([])
+  const [leads, setLeads] = useState<any[]>([])
+  const [customers, setCustomers] = useState<any[]>([])
+  const [saving, setSaving] = useState(false)
+
+  useEffect(() => {
+    fetch("/api/leads?limit=100").then((r) => r.json()).then(setLeads).catch(() => {})
+    fetch("/api/customers?limit=100").then((r) => r.json()).then(setCustomers).catch(() => {})
+  }, [])
+
+  const addItem = () => {
+    setItems((prev) => [
+      ...prev,
+      { id: crypto.randomUUID(), description: "", quantity: 1, unitPrice: 0, discountPercent: 0, totalPrice: 0 },
+    ])
+  }
+
+  const updateItem = (id: string, field: keyof LineItem, value: string | number) => {
+    setItems((prev) =>
+      prev.map((item) => {
+        if (item.id !== id) return item
+        const updated = { ...item, [field]: value }
+        updated.totalPrice = updated.quantity * updated.unitPrice * (1 - updated.discountPercent / 100)
+        return updated
+      })
+    )
+  }
+
+  const removeItem = (id: string) => {
+    setItems((prev) => prev.filter((i) => i.id !== id))
+  }
+
+  const subtotal = items.reduce((sum, i) => sum + i.totalPrice, 0)
+  const taxAmount = subtotal * (taxPercent / 100)
+  const total = subtotal + taxAmount
+
+  const handleSubmit = async () => {
+    if (!title) return
+    setSaving(true)
+    try {
+      const res = await fetch("/api/proposals", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({
+          title,
+          leadId: leadId || null,
+          customerId: customerId || null,
+          subtotal,
+          taxPercent,
+          taxAmount,
+          totalAmount: total,
+          validUntil: validUntil || null,
+          notes: notes || null,
+          terms: terms || null,
+        }),
+      })
+      const data = await res.json()
+      if (!data.id) throw new Error("No id returned")
+
+      for (const item of items) {
+        await fetch(`/api/proposals/${data.id}/items`, {
+          method: "POST",
+          headers: { "Content-Type": "application/json" },
+          body: JSON.stringify({
+            description: item.description,
+            quantity: item.quantity,
+            unitPrice: item.unitPrice,
+            discountPercent: item.discountPercent,
+          }),
+        })
+      }
+
+      router.push(`/proposals/${data.id}`)
+    } catch (e) {
+      console.error("Failed to create proposal", e)
+    } finally {
+      setSaving(false)
+    }
+  }
+
+  const formatCurrency = (n: number) => `R${n.toLocaleString(undefined, { minimumFractionDigits: 2, maximumFractionDigits: 2 })}`
+
+  return (
+    <div className="space-y-6 max-w-4xl">
+      <PageHeader title="New Proposal" description="Create a professional quote for your client">
+        <Button variant="outline" size="sm" onClick={() => router.push("/proposals")}>
+          <ArrowLeft className="mr-1.5 h-4 w-4" /> Back
+        </Button>
+      </PageHeader>
+
+      <Card className="p-6 space-y-6">
+        <div className="grid gap-4 md:grid-cols-2">
+          <div>
+            <label className="text-sm font-medium">Proposal Title *</label>
+            <Input value={title} onChange={(e) => setTitle(e.target.value)} placeholder="e.g. Website Redesign Quote" />
+          </div>
+          <div>
+            <label className="text-sm font-medium">Valid Until</label>
+            <Input type="date" value={validUntil} onChange={(e) => setValidUntil(e.target.value)} />
+          </div>
+          <div>
+            <label className="text-sm font-medium">Lead (optional)</label>
+            <select value={leadId} onChange={(e) => setLeadId(e.target.value)} className="flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm">
+              <option value="">Select lead...</option>
+              {leads.map((l: any) => (
+                <option key={l.id} value={l.id}>{l.contact_name || l.company_name}</option>
+              ))}
+            </select>
+          </div>
+          <div>
+            <label className="text-sm font-medium">Customer (optional)</label>
+            <select value={customerId} onChange={(e) => setCustomerId(e.target.value)} className="flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm">
+              <option value="">Select customer...</option>
+              {customers.map((c: any) => (
+                <option key={c.id} value={c.id}>{c.company_name || `${c.first_name} ${c.last_name}`}</option>
+              ))}
+            </select>
+          </div>
+          <div>
+            <label className="text-sm font-medium">VAT %</label>
+            <Input type="number" value={taxPercent} onChange={(e) => setTaxPercent(parseFloat(e.target.value) || 0)} />
+          </div>
+        </div>
+
+        {/* Line Items */}
+        <div>
+          <div className="flex items-center justify-between mb-3">
+            <label className="text-sm font-medium">Line Items</label>
+            <Button size="sm" variant="outline" onClick={addItem}><Plus className="h-3.5 w-3.5 mr-1" /> Add Item</Button>
+          </div>
+          {items.length === 0 && (
+            <p className="text-sm text-muted-foreground py-4 text-center">No items yet. Click "Add Item" to add services or products.</p>
+          )}
+          {items.map((item) => (
+            <div key={item.id} className="flex items-start gap-3 mb-2 p-3 rounded-lg border bg-muted/20">
+              <div className="flex-1 space-y-2">
+                <Input
+                  value={item.description}
+                  onChange={(e) => updateItem(item.id, "description", e.target.value)}
+                  placeholder="Service description..."
+                  className="h-8 text-sm"
+                />
+                <div className="flex gap-2">
+                  <div className="w-20">
+                    <label className="text-[10px] text-muted-foreground">Qty</label>
+                    <Input type="number" min="1" value={item.quantity} onChange={(e) => updateItem(item.id, "quantity", parseInt(e.target.value) || 1)} className="h-7 text-xs" />
+                  </div>
+                  <div className="flex-1">
+                    <label className="text-[10px] text-muted-foreground">Unit Price (ZAR)</label>
+                    <Input type="number" min="0" value={item.unitPrice} onChange={(e) => updateItem(item.id, "unitPrice", parseFloat(e.target.value) || 0)} className="h-7 text-xs" />
+                  </div>
+                  <div className="w-20">
+                    <label className="text-[10px] text-muted-foreground">Discount %</label>
+                    <Input type="number" min="0" max="100" value={item.discountPercent} onChange={(e) => updateItem(item.id, "discountPercent", parseFloat(e.target.value) || 0)} className="h-7 text-xs" />
+                  </div>
+                  <div className="w-28 text-right">
+                    <label className="text-[10px] text-muted-foreground">Total</label>
+                    <p className="text-sm font-medium pt-1">{formatCurrency(item.totalPrice)}</p>
+                  </div>
+                </div>
+              </div>
+              <Button variant="ghost" size="icon" className="h-8 w-8 mt-5 shrink-0" onClick={() => removeItem(item.id)}>
+                <Trash2 className="h-3.5 w-3.5 text-red-500" />
+              </Button>
+            </div>
+          ))}
+        </div>
+
+        {/* Totals */}
+        <div className="border-t pt-4">
+          <div className="ml-auto w-64 space-y-1 text-sm">
+            <div className="flex justify-between"><span>Subtotal</span><span>{formatCurrency(subtotal)}</span></div>
+            <div className="flex justify-between"><span>VAT ({taxPercent}%)</span><span>{formatCurrency(taxAmount)}</span></div>
+            <div className="flex justify-between text-base font-bold border-t pt-1"><span>Total</span><span>{formatCurrency(total)}</span></div>
+          </div>
+        </div>
+
+        {/* Notes & Terms */}
+        <div className="grid gap-4 md:grid-cols-2">
+          <div>
+            <label className="text-sm font-medium">Notes</label>
+            <textarea value={notes} onChange={(e) => setNotes(e.target.value)} className="flex min-h-[80px] w-full rounded-md border border-input bg-transparent px-3 py-2 text-sm shadow-sm" placeholder="Additional notes for the client..." />
+          </div>
+          <div>
+            <label className="text-sm font-medium">Terms & Conditions</label>
+            <textarea value={terms} onChange={(e) => setTerms(e.target.value)} className="flex min-h-[80px] w-full rounded-md border border-input bg-transparent px-3 py-2 text-sm shadow-sm" />
+          </div>
+        </div>
+
+        <div className="flex justify-end gap-3">
+          <Button variant="outline" onClick={() => router.push("/proposals")}>Cancel</Button>
+          <Button onClick={handleSubmit} disabled={saving || !title}>
+            {saving ? "Creating..." : <><FileText className="mr-1.5 h-4 w-4" /> Create Proposal</>}
+          </Button>
+        </div>
+      </Card>
+    </div>
+  )
+}

src/app/(dashboard)/proposals/page.tsx

@@ -0,0 +1,115 @@
+"use client"
+
+import { useState, useEffect } from "react"
+import { useRouter } from "next/navigation"
+import { PageHeader } from "@/components/shared/page-header"
+import { Input } from "@/components/ui/input"
+import { Button } from "@/components/ui/button"
+import { Badge } from "@/components/ui/badge"
+import { Card } from "@/components/ui/card"
+import { Search, Plus, ArrowRight, FileText, Calendar, User } from "lucide-react"
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select"
+
+export default function ProposalsPage() {
+  const router = useRouter()
+  const [proposals, setProposals] = useState<any[]>([])
+  const [statuses, setStatuses] = useState<any[]>([])
+  const [loading, setLoading] = useState(true)
+  const [search, setSearch] = useState("")
+  const [statusFilter, setStatusFilter] = useState("all")
+
+  useEffect(() => {
+    const params = new URLSearchParams()
+    if (search) params.set("search", search)
+    if (statusFilter !== "all") params.set("status", statusFilter)
+    fetch(`/api/proposals?${params}`)
+      .then((r) => r.json())
+      .then(setProposals)
+      .catch(() => {})
+      .finally(() => setLoading(false))
+  }, [search, statusFilter])
+
+  useEffect(() => {
+    fetch("/api/proposal-statuses").then((r) => r.json()).then(setStatuses).catch(() => {})
+  }, [])
+
+  const formatCurrency = (n: number) => n ? `R${Number(n).toLocaleString()}` : "R0"
+
+  return (
+    <div className="space-y-4">
+      <PageHeader title="Proposals & Quotes" description="Create and send professional quotes to clients">
+        <Button size="sm" onClick={() => router.push("/proposals/new")}>
+          <Plus className="mr-1.5 h-4 w-4" /> New Proposal
+        </Button>
+      </PageHeader>
+
+      <Card>
+        <div className="p-4">
+          <div className="flex flex-1 flex-col gap-4 sm:flex-row sm:items-center">
+            <div className="relative flex-1">
+              <Search className="absolute left-3 top-1/2 h-4 w-4 -translate-y-1/2 text-muted-foreground" />
+              <Input
+                placeholder="Search proposals..."
+                value={search}
+                onChange={(e) => setSearch(e.target.value)}
+                className="h-9 pl-9 w-full sm:max-w-sm"
+              />
+            </div>
+            <Select value={statusFilter} onValueChange={setStatusFilter}>
+              <SelectTrigger className="h-9 w-[160px]">
+                <SelectValue placeholder="All Statuses" />
+              </SelectTrigger>
+              <SelectContent>
+                <SelectItem value="all">All Statuses</SelectItem>
+                {statuses.map((s: any) => (
+                  <SelectItem key={s.id} value={s.id}>{s.name}</SelectItem>
+                ))}
+              </SelectContent>
+            </Select>
+          </div>
+        </div>
+
+        <div className="divide-y">
+          {loading ? (
+            <div className="p-8 text-center text-muted-foreground">Loading...</div>
+          ) : proposals.length === 0 ? (
+            <div className="p-8 text-center text-muted-foreground">No proposals yet</div>
+          ) : (
+            proposals.map((p: any) => (
+              <div
+                key={p.id}
+                className="flex items-center gap-4 px-6 py-4 hover:bg-muted/50 cursor-pointer transition-colors"
+                onClick={() => router.push(`/proposals/${p.id}`)}
+              >
+                <FileText className="h-5 w-5 text-muted-foreground shrink-0" />
+                <div className="flex-1 min-w-0">
+                  <div className="flex items-center gap-2">
+                    <span className="font-medium truncate">{p.title}</span>
+                    <Badge variant="outline" className="shrink-0 text-xs" style={{ borderColor: p.status_color + "40", color: p.status_color }}>
+                      {p.status_name}
+                    </Badge>
+                  </div>
+                  <div className="flex items-center gap-4 mt-1 text-sm text-muted-foreground">
+                    <span className="flex items-center gap-1"><User className="h-3.5 w-3.5" />{p.created_by_name}</span>
+                    <span>{p.proposal_number}</span>
+                    <span className="font-medium">{formatCurrency(p.total_amount)}</span>
+                    {p.valid_until && (
+                      <span className="flex items-center gap-1"><Calendar className="h-3.5 w-3.5" />Valid until {new Date(p.valid_until).toLocaleDateString()}</span>
+                    )}
+                  </div>
+                </div>
+                <ArrowRight className="h-4 w-4 text-muted-foreground shrink-0" />
+              </div>
+            ))
+          )}
+        </div>
+      </Card>
+    </div>
+  )
+}

src/app/(dashboard)/settings/page.tsx

@@ -6,7 +6,8 @@ import { CompanySettingsForm } from "@/components/settings/company-settings-form
 import { UserPreferencesForm } from "@/components/settings/user-preferences-form"
 import { ThemeSettings } from "@/components/settings/theme-settings"
 import { NotificationSettings } from "@/components/settings/notification-settings"
-import { Building2, User, Palette, Bell } from "lucide-react"
+import { CustomFieldsManager } from "@/components/settings/custom-fields-manager"
+import { Building2, User, Palette, Bell, ListChecks } from "lucide-react"
 
 export default function SettingsPage() {
   const tabs = [
@@ -14,6 +15,7 @@ export default function SettingsPage() {
     { value: "preferences", label: "Preferences", icon: User, component: UserPreferencesForm },
     { value: "theme", label: "Theme", icon: Palette, component: ThemeSettings },
     { value: "notifications", label: "Notifications", icon: Bell, component: NotificationSettings },
+    { value: "custom-fields", label: "Custom Fields", icon: ListChecks, component: CustomFieldsManager },
   ]
 
   return (

src/app/(dashboard)/time-tracking/page.tsx

@@ -0,0 +1,294 @@
+"use client"
+
+import { useState, useEffect, useRef, useCallback } from "react"
+import { PageHeader } from "@/components/shared/page-header"
+import { Button } from "@/components/ui/button"
+import { Input } from "@/components/ui/input"
+import { Card } from "@/components/ui/card"
+import { Badge } from "@/components/ui/badge"
+import { Play, Square, Plus, Trash2, Clock, Briefcase, User, TrendingUp, DollarSign } from "lucide-react"
+
+interface TimeEntry {
+  id: string
+  description: string
+  date: string
+  duration_minutes: number
+  billable: boolean
+  hourly_rate: number
+  user_name: string
+  project_name: string
+  created_at: string
+}
+
+export default function TimeTrackingPage() {
+  const [entries, setEntries] = useState<TimeEntry[]>([])
+  const [summary, setSummary] = useState<any>(null)
+  const [projects, setProjects] = useState<any[]>([])
+  const [loading, setLoading] = useState(true)
+  const [showManual, setShowManual] = useState(false)
+
+  // Manual entry form
+  const [manualProject, setManualProject] = useState("")
+  const [manualDesc, setManualDesc] = useState("")
+  const [manualDate, setManualDate] = useState(new Date().toISOString().split("T")[0])
+  const [manualHours, setManualHours] = useState("")
+  const [manualMinutes, setManualMinutes] = useState("")
+  const [manualBillable, setManualBillable] = useState(true)
+  const [manualRate, setManualRate] = useState("")
+  const [saving, setSaving] = useState(false)
+
+  // Timer
+  const [timerRunning, setTimerRunning] = useState(false)
+  const [timerSeconds, setTimerSeconds] = useState(0)
+  const [timerProject, setTimerProject] = useState("")
+  const [timerDesc, setTimerDesc] = useState("")
+  const timerRef = useRef<ReturnType<typeof setInterval> | null>(null)
+  const startTimeRef = useRef<Date | null>(null)
+
+  const fetchData = useCallback(async () => {
+    try {
+      const [eRes, sRes, pRes] = await Promise.all([
+        fetch("/api/time-entries"),
+        fetch("/api/time-entries/summary"),
+        fetch("/api/projects"),
+      ])
+      setEntries(await eRes.json())
+      setSummary(await sRes.json())
+      setProjects(await pRes.json())
+    } catch (e) {
+      console.error("Failed to load time data", e)
+    } finally {
+      setLoading(false)
+    }
+  }, [])
+
+  useEffect(() => { fetchData() }, [fetchData])
+
+  const startTimer = () => {
+    if (!timerDesc.trim()) return
+    setTimerRunning(true)
+    setTimerSeconds(0)
+    startTimeRef.current = new Date()
+    timerRef.current = setInterval(() => {
+      setTimerSeconds((prev) => prev + 1)
+    }, 1000)
+  }
+
+  const stopTimer = async () => {
+    if (timerRef.current) clearInterval(timerRef.current)
+    setTimerRunning(false)
+
+    if (timerSeconds < 60) return
+
+    try {
+      await fetch("/api/time-entries", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({
+          projectId: timerProject || null,
+          description: timerDesc,
+          date: new Date().toISOString().split("T")[0],
+          startTime: startTimeRef.current?.toISOString(),
+          endTime: new Date().toISOString(),
+          durationMinutes: Math.round(timerSeconds / 60),
+          billable: true,
+          hourlyRate: null,
+        }),
+      })
+      setTimerDesc("")
+      setTimerProject("")
+      setTimerSeconds(0)
+      fetchData()
+    } catch (e) {
+      console.error("Failed to save time entry", e)
+    }
+  }
+
+  const addManualEntry = async () => {
+    const hours = parseInt(manualHours) || 0
+    const mins = parseInt(manualMinutes) || 0
+    const totalMins = hours * 60 + mins
+    if (totalMins <= 0 || !manualDesc.trim()) return
+
+    setSaving(true)
+    try {
+      await fetch("/api/time-entries", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({
+          projectId: manualProject || null,
+          description: manualDesc,
+          date: manualDate,
+          durationMinutes: totalMins,
+          billable: manualBillable,
+          hourlyRate: manualRate ? parseFloat(manualRate) : null,
+        }),
+      })
+      setManualDesc("")
+      setManualHours("")
+      setManualMinutes("")
+      setManualRate("")
+      setShowManual(false)
+      fetchData()
+    } finally {
+      setSaving(false)
+    }
+  }
+
+  const deleteEntry = async (id: string) => {
+    await fetch(`/api/time-entries?id=${id}`, { method: "DELETE" })
+    fetchData()
+  }
+
+  const formatDuration = (mins: number) => {
+    const h = Math.floor(mins / 60)
+    const m = mins % 60
+    return h > 0 ? `${h}h ${m}m` : `${m}m`
+  }
+
+  const formatTimer = (secs: number) => {
+    const h = Math.floor(secs / 3600)
+    const m = Math.floor((secs % 3600) / 60)
+    const s = secs % 60
+    return `${String(h).padStart(2, "0")}:${String(m).padStart(2, "0")}:${String(s).padStart(2, "0")}`
+  }
+
+  const formatCurrency = (n: number) => `R${Number(n).toLocaleString(undefined, { minimumFractionDigits: 2 })}`
+
+  if (loading) {
+    return (
+      <div className="space-y-4">
+        <PageHeader title="Time Tracking" description="Track billable hours" />
+        <div className="grid gap-4 md:grid-cols-4">{[1, 2, 3, 4].map((i) => <div key={i} className="h-24 animate-pulse rounded-lg bg-muted" />)}</div>
+      </div>
+    )
+  }
+
+  const t = summary?.totals || { total_minutes: 0, billable_minutes: 0, total_revenue: 0, entry_count: 0 }
+
+  return (
+    <div className="space-y-6">
+      <PageHeader title="Time Tracking" description="Track billable hours per project" />
+
+      {/* Stats */}
+      <div className="grid gap-4 md:grid-cols-4">
+        <Card className="p-4 space-y-1">
+          <p className="text-xs text-muted-foreground">Total Hours</p>
+          <p className="text-2xl font-bold">{formatDuration(parseInt(t.total_minutes))}</p>
+        </Card>
+        <Card className="p-4 space-y-1">
+          <p className="text-xs text-muted-foreground">Billable Hours</p>
+          <p className="text-2xl font-bold">{formatDuration(parseInt(t.billable_minutes))}</p>
+        </Card>
+        <Card className="p-4 space-y-1">
+          <p className="text-xs text-muted-foreground">Revenue</p>
+          <p className="text-2xl font-bold">{formatCurrency(parseFloat(t.total_revenue))}</p>
+        </Card>
+        <Card className="p-4 space-y-1">
+          <p className="text-xs text-muted-foreground">Entries</p>
+          <p className="text-2xl font-bold">{t.entry_count}</p>
+        </Card>
+      </div>
+
+      {/* Timer */}
+      <Card className="p-6">
+        <p className="text-sm font-medium mb-3 flex items-center gap-2"><Clock className="h-4 w-4" /> Stopwatch</p>
+        <div className="flex items-end gap-3">
+          <div className="flex-1 space-y-2">
+            <Input placeholder="What are you working on?" value={timerDesc} onChange={(e) => setTimerDesc(e.target.value)} className="h-9" disabled={timerRunning} />
+            <select value={timerProject} onChange={(e) => setTimerProject(e.target.value)} className="flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm" disabled={timerRunning}>
+              <option value="">No project</option>
+              {projects.map((p: any) => <option key={p.id} value={p.id}>{p.name}</option>)}
+            </select>
+          </div>
+          <div className="text-3xl font-mono font-bold tabular-nums px-4 py-1">{formatTimer(timerSeconds)}</div>
+          {!timerRunning ? (
+            <Button onClick={startTimer} disabled={!timerDesc.trim()}><Play className="mr-1.5 h-4 w-4" /> Start</Button>
+          ) : (
+            <Button variant="destructive" onClick={stopTimer}><Square className="mr-1.5 h-4 w-4" /> Stop</Button>
+          )}
+        </div>
+      </Card>
+
+      {/* Manual Entry */}
+      <Card className="p-4">
+        <div className="flex items-center justify-between mb-3">
+          <p className="text-sm font-medium">Manual Entry</p>
+          <Button size="sm" variant="outline" onClick={() => setShowManual(!showManual)}>
+            <Plus className="h-3.5 w-3.5 mr-1" /> {showManual ? "Cancel" : "Add Entry"}
+          </Button>
+        </div>
+        {showManual && (
+          <div className="space-y-3 p-3 rounded-lg border bg-muted/20">
+            <div className="grid gap-3 md:grid-cols-2">
+              <Input placeholder="Description *" value={manualDesc} onChange={(e) => setManualDesc(e.target.value)} className="h-8 text-sm" />
+              <select value={manualProject} onChange={(e) => setManualProject(e.target.value)} className="flex h-8 w-full rounded-md border border-input bg-transparent px-3 text-sm shadow-sm">
+                <option value="">No project</option>
+                {projects.map((p: any) => <option key={p.id} value={p.id}>{p.name}</option>)}
+              </select>
+            </div>
+            <div className="flex gap-3 flex-wrap">
+              <Input type="date" value={manualDate} onChange={(e) => setManualDate(e.target.value)} className="h-8 w-40 text-sm" />
+              <Input type="number" placeholder="Hours" value={manualHours} onChange={(e) => setManualHours(e.target.value)} className="h-8 w-24 text-sm" min="0" />
+              <Input type="number" placeholder="Minutes" value={manualMinutes} onChange={(e) => setManualMinutes(e.target.value)} className="h-8 w-24 text-sm" min="0" />
+              <Input type="number" placeholder="Rate (ZAR/hr)" value={manualRate} onChange={(e) => setManualRate(e.target.value)} className="h-8 w-32 text-sm" min="0" />
+              <label className="flex items-center gap-2 text-sm">
+                <input type="checkbox" checked={manualBillable} onChange={(e) => setManualBillable(e.target.checked)} className="rounded" />
+                Billable
+              </label>
+            </div>
+            <Button size="sm" onClick={addManualEntry} disabled={saving || !manualDesc.trim()}>
+              {saving ? "Saving..." : "Save Entry"}
+            </Button>
+          </div>
+        )}
+      </Card>
+
+      {/* Per-project summary */}
+      {summary?.perProject?.length > 0 && (
+        <Card className="p-4">
+          <p className="text-sm font-medium mb-3 flex items-center gap-2"><Briefcase className="h-4 w-4" /> Hours by Project</p>
+          <div className="space-y-2">
+            {summary.perProject.map((p: any) => (
+              <div key={p.id} className="flex items-center gap-3 text-sm">
+                <span className="w-48 truncate">{p.name}</span>
+                <div className="flex-1 h-2 rounded-full bg-muted overflow-hidden">
+                  <div className="h-full rounded-full bg-primary" style={{ width: `${Math.min(100, (parseInt(p.total_minutes) / parseInt(t.total_minutes)) * 100)}%` }} />
+                </div>
+                <span className="w-20 text-right">{formatDuration(parseInt(p.total_minutes))}</span>
+                <span className="w-24 text-right text-muted-foreground">{formatCurrency(parseFloat(p.revenue))}</span>
+              </div>
+            ))}
+          </div>
+        </Card>
+      )}
+
+      {/* Recent Entries */}
+      <Card className="divide-y">
+        <div className="flex items-center justify-between px-4 py-3">
+          <p className="text-sm font-medium">Recent Entries</p>
+        </div>
+        {entries.length === 0 && (
+          <div className="p-8 text-center text-sm text-muted-foreground">No entries yet</div>
+        )}
+        {entries.map((entry) => (
+          <div key={entry.id} className="flex items-center gap-3 px-4 py-3 text-sm hover:bg-muted/30">
+            <span className={`h-2 w-2 rounded-full shrink-0 ${entry.billable ? "bg-emerald-500" : "bg-zinc-400"}`} />
+            <div className="flex-1 min-w-0">
+              <p className="truncate">{entry.description || "No description"}</p>
+              <p className="text-xs text-muted-foreground">
+                {entry.project_name && <>{entry.project_name} · </>}
+                {entry.user_name} · {new Date(entry.date).toLocaleDateString()}
+              </p>
+            </div>
+            <span className="font-medium">{formatDuration(entry.duration_minutes)}</span>
+            {entry.hourly_rate > 0 && <span className="text-muted-foreground w-20 text-right">{formatCurrency(entry.duration_minutes * entry.hourly_rate / 60)}</span>}
+            <Button variant="ghost" size="icon" className="h-7 w-7" onClick={() => deleteEntry(entry.id)}>
+              <Trash2 className="h-3.5 w-3.5 text-red-400" />
+            </Button>
+          </div>
+        ))}
+      </Card>
+    </div>
+  )
+}

src/app/api/custom-fields/route.ts

@@ -0,0 +1,125 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { searchParams } = new URL(request.url)
+    const entityType = searchParams.get("entityType")
+
+    let sql = `SELECT id, entity_type, field_key, field_label, field_type, options, placeholder, default_value, section, is_required, sort_order, is_active, created_at
+               FROM custom_field_definitions WHERE is_active = true`
+    const params: any[] = []
+
+    if (entityType) {
+      sql += ` AND entity_type = $1`
+      params.push(entityType)
+    }
+
+    sql += ` ORDER BY entity_type, sort_order`
+
+    const result = await query(sql, params)
+    return NextResponse.json(result.rows)
+  } catch (error) {
+    console.error("Custom fields API error:", error)
+    return NextResponse.json({ error: "Failed to load custom fields" }, { status: 500 })
+  }
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const body = await request.json()
+    if (!body.entityType || !body.fieldKey || !body.fieldLabel) {
+      return NextResponse.json({ error: "entityType, fieldKey, fieldLabel are required" }, { status: 400 })
+    }
+
+    const result = await query(
+      `INSERT INTO custom_field_definitions (entity_type, field_key, field_label, field_type, options, placeholder, default_value, section, is_required, sort_order)
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10) RETURNING id`,
+      [
+        body.entityType,
+        body.fieldKey,
+        body.fieldLabel,
+        body.fieldType || "text",
+        body.options ? JSON.stringify(body.options) : null,
+        body.placeholder || null,
+        body.defaultValue || null,
+        body.section || null,
+        body.isRequired || false,
+        body.sortOrder || 0,
+      ]
+    )
+
+    return NextResponse.json({ success: true, id: result.rows[0].id }, { status: 201 })
+  } catch (error: any) {
+    if (error?.constraint === "uq_custom_field_entity_key") {
+      return NextResponse.json({ error: "A field with this key already exists for this entity" }, { status: 409 })
+    }
+    console.error("Custom fields POST error:", error)
+    return NextResponse.json({ error: "Failed to create custom field" }, { status: 500 })
+  }
+}
+
+export async function PATCH(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const body = await request.json()
+    if (!body.id) return NextResponse.json({ error: "id required" }, { status: 400 })
+
+    const fields: string[] = []
+    const values: any[] = []
+    let idx = 1
+
+    const fieldMap: Record<string, string> = {
+      fieldLabel: "field_label",
+      fieldType: "field_type",
+      options: "options",
+      placeholder: "placeholder",
+      defaultValue: "default_value",
+      section: "section",
+      isRequired: "is_required",
+      sortOrder: "sort_order",
+      isActive: "is_active",
+    }
+
+    for (const [key, col] of Object.entries(fieldMap)) {
+      if (body[key] !== undefined) {
+        fields.push(`${col} = $${idx++}`)
+        values.push(key === "options" && body[key] ? JSON.stringify(body[key]) : body[key])
+      }
+    }
+
+    if (fields.length === 0) return NextResponse.json({ error: "No fields to update" }, { status: 400 })
+
+    fields.push(`updated_at = NOW()`)
+    values.push(body.id)
+
+    await query(`UPDATE custom_field_definitions SET ${fields.join(", ")} WHERE id = $${idx}`, values)
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    console.error("Custom fields PATCH error:", error)
+    return NextResponse.json({ error: "Failed to update custom field" }, { status: 500 })
+  }
+}
+
+export async function DELETE(request: NextRequest) {
+  try {
+    await getSessionUser()
+    const { searchParams } = new URL(request.url)
+    const id = searchParams.get("id")
+    if (!id) return NextResponse.json({ error: "id required" }, { status: 400 })
+    await query("DELETE FROM custom_field_definitions WHERE id = $1", [id])
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    console.error("Custom fields DELETE error:", error)
+    return NextResponse.json({ error: "Failed to delete custom field" }, { status: 500 })
+  }
+}

src/app/api/customers/route.ts

@@ -0,0 +1,31 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { searchParams } = new URL(request.url)
+    const limit = parseInt(searchParams.get("limit") || "50", 10)
+
+    const result = await query(
+      `SELECT c.id, c.customer_type,
+              ic.first_name, ic.last_name,
+              cc.company_name
+       FROM customers c
+       LEFT JOIN individual_customers ic ON ic.customer_id = c.id
+       LEFT JOIN company_customers cc ON cc.customer_id = c.id
+       WHERE c.deleted_at IS NULL
+       ORDER BY COALESCE(cc.company_name, ic.last_name || ', ' || ic.first_name)
+       LIMIT $1`,
+      [limit]
+    )
+
+    return NextResponse.json(result.rows)
+  } catch (error) {
+    console.error("Customers API error:", error)
+    return NextResponse.json({ error: "Failed to load customers" }, { status: 500 })
+  }
+}

src/app/api/leads/[id]/route.ts

@@ -28,6 +28,7 @@ export async function GET(request: NextRequest, { params }: { params: Promise<{
     const result = await query(
       `SELECT l.id, l.company_name, l.contact_name, l.email, l.phone, l.score,
               l.assigned_to, l.created_at, l.updated_at, l.notes, l.source_id,
+              l.custom_fields,
               ls.name AS stage_name,
               u.id AS user_id, u.first_name, u.last_name, u.email AS user_email, u.avatar_url
        FROM leads l
@@ -59,6 +60,7 @@ export async function GET(request: NextRequest, { params }: { params: Promise<{
         email: r.user_email,
         avatar: avatarSvgUrl(`${r.first_name} ${r.last_name}`),
       } : null,
+      customFields: r.custom_fields || {},
       createdAt: r.created_at,
       updatedAt: r.updated_at,
     }
@@ -135,6 +137,10 @@ export async function PATCH(request: NextRequest, { params }: { params: Promise<
       fields.push(`score = $${idx++}`)
       values.push(score)
     }
+    if (body.customFields !== undefined) {
+      fields.push(`custom_fields = $${idx++}`)
+      values.push(JSON.stringify(body.customFields))
+    }
 
     if (fields.length === 0) {
       return NextResponse.json({ error: "No fields to update" }, { status: 400 })

src/app/api/leads/kanban/route.ts

@@ -0,0 +1,73 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+function stageStatus(name: string): string {
+  switch (name) {
+    case "New": return "open"
+    case "Contacted": return "contacted"
+    case "Qualified":
+    case "Interested":
+    case "Demo Scheduled":
+    case "Negotiation": return "pending"
+    case "Closed Won": return "closed"
+    case "Closed Lost": return "ignored"
+    default: return "open"
+  }
+}
+
+export async function GET(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const isAdmin = user.role === "admin" || user.role === "super_admin"
+
+    const result = await query(
+      `SELECT ls.id, ls.name, ls.sort_order, ls.probability,
+              COALESCE(
+                json_agg(
+                  json_build_object(
+                    'id', l.id,
+                    'company_name', l.company_name,
+                    'contact_name', l.contact_name,
+                    'email', l.email,
+                    'phone', l.phone,
+                    'score', l.score,
+                    'notes', l.notes,
+                    'assigned_to', l.assigned_to,
+                    'created_at', l.created_at
+                  )
+                  ORDER BY l.created_at DESC
+                ) FILTER (WHERE l.id IS NOT NULL),
+                '[]'::json
+              ) AS leads
+       FROM lead_stages ls
+       LEFT JOIN leads l ON l.stage_id = ls.id AND l.deleted_at IS NULL
+       WHERE ls.is_active = true
+       GROUP BY ls.id, ls.name, ls.sort_order, ls.probability
+       ORDER BY ls.sort_order`
+    )
+
+    const columns = result.rows.map((r: any) => {
+      const status = stageStatus(r.name)
+      let leads = r.leads || []
+      if (!isAdmin) {
+        leads = leads.filter((l: any) => l.assigned_to === user.id)
+      }
+      return {
+        id: r.id,
+        name: r.name,
+        status,
+        sortOrder: r.sort_order,
+        probability: r.probability,
+        leads,
+      }
+    })
+
+    return NextResponse.json(columns)
+  } catch (error) {
+    console.error("Kanban API error:", error)
+    return NextResponse.json({ error: "Failed to load kanban data" }, { status: 500 })
+  }
+}

src/app/api/leads/route.ts

@@ -140,8 +140,8 @@ export async function POST(request: NextRequest) {
     const stageId = stageResult.rows[0]?.id || 1
 
     const result = await query(
-      `INSERT INTO leads (company_name, contact_name, email, phone, notes, source_id, stage_id, assigned_to, created_at, updated_at)
-       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, NOW(), NOW())
+      `INSERT INTO leads (company_name, contact_name, email, phone, notes, source_id, stage_id, assigned_to, custom_fields, created_at, updated_at)
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, NOW(), NOW())
        RETURNING id`,
       [
         body.companyName,
@@ -152,6 +152,7 @@ export async function POST(request: NextRequest) {
         body.source || null,
         stageId,
         assignedUserId,
+        body.customFields ? JSON.stringify(body.customFields) : '{}',
       ]
     )
 

src/app/api/milestones/[id]/route.ts

@@ -0,0 +1,60 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function PATCH(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { id } = await params
+    const body = await request.json()
+
+    const fields: string[] = []
+    const values: any[] = []
+    let idx = 1
+
+    if (body.name !== undefined) { fields.push(`name = $${idx++}`); values.push(body.name) }
+    if (body.description !== undefined) { fields.push(`description = $${idx++}`); values.push(body.description) }
+    if (body.status !== undefined) { fields.push(`status = $${idx++}`); values.push(body.status) }
+    if (body.startDate !== undefined) { fields.push(`start_date = $${idx++}`); values.push(body.startDate) }
+    if (body.dueDate !== undefined) { fields.push(`due_date = $${idx++}`); values.push(body.dueDate) }
+
+    if (body.status === "completed") {
+      fields.push(`completed_at = NOW()`)
+    }
+
+    if (fields.length === 0) {
+      return NextResponse.json({ error: "No fields to update" }, { status: 400 })
+    }
+
+    fields.push(`updated_at = NOW()`)
+    values.push(id)
+
+    const sql = `UPDATE project_milestones SET ${fields.join(", ")} WHERE id = $${idx} RETURNING id`
+    const result = await query(sql, values)
+
+    if (result.rows.length === 0) {
+      return NextResponse.json({ error: "Milestone not found" }, { status: 404 })
+    }
+
+    return NextResponse.json({ success: true, id: result.rows[0].id })
+  } catch (error) {
+    console.error("Milestone PATCH error:", error)
+    return NextResponse.json({ error: "Failed to update milestone" }, { status: 500 })
+  }
+}
+
+export async function DELETE(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { id } = await params
+    await query("DELETE FROM project_milestones WHERE id = $1", [id])
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    console.error("Milestone DELETE error:", error)
+    return NextResponse.json({ error: "Failed to delete milestone" }, { status: 500 })
+  }
+}

src/app/api/project-statuses/route.ts

@@ -0,0 +1,18 @@
+import { NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET() {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const result = await query(
+      "SELECT id, name, color, sort_order FROM project_statuses WHERE is_active = true ORDER BY sort_order"
+    )
+    return NextResponse.json(result.rows)
+  } catch (error) {
+    console.error("Project statuses API error:", error)
+    return NextResponse.json({ error: "Failed to load statuses" }, { status: 500 })
+  }
+}

src/app/api/projects/[id]/milestones/route.ts

@@ -0,0 +1,69 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { id } = await params
+
+    const result = await query(
+      `SELECT pm.id, pm.name, pm.description, pm.sort_order, pm.status, pm.start_date, pm.due_date, pm.completed_at, pm.created_at,
+              COALESCE(
+                json_agg(
+                  json_build_object(
+                    'id', t.id,
+                    'title', t.title,
+                    'description', t.description,
+                    'status', t.status,
+                    'due_date', t.due_date,
+                    'completed_at', t.completed_at,
+                    'assigned_to', t.assigned_to,
+                    'created_at', t.created_at
+                  )
+                  ORDER BY t.created_at DESC
+                ) FILTER (WHERE t.id IS NOT NULL),
+                '[]'::json
+              ) AS tasks
+       FROM project_milestones pm
+       LEFT JOIN tasks t ON t.milestone_id = pm.id AND t.deleted_at IS NULL
+       WHERE pm.project_id = $1
+       GROUP BY pm.id, pm.name, pm.description, pm.sort_order, pm.status, pm.start_date, pm.due_date, pm.completed_at, pm.created_at
+       ORDER BY pm.sort_order`,
+      [id]
+    )
+
+    return NextResponse.json(result.rows)
+  } catch (error) {
+    console.error("Milestones API error:", error)
+    return NextResponse.json({ error: "Failed to load milestones" }, { status: 500 })
+  }
+}
+
+export async function POST(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { id } = await params
+    const body = await request.json()
+
+    const maxOrder = await query(
+      "SELECT COALESCE(MAX(sort_order), 0) + 1 AS next_order FROM project_milestones WHERE project_id = $1",
+      [id]
+    )
+
+    const result = await query(
+      `INSERT INTO project_milestones (project_id, name, description, sort_order, start_date, due_date)
+       VALUES ($1, $2, $3, $4, $5, $6) RETURNING id`,
+      [id, body.name, body.description || null, maxOrder.rows[0].next_order, body.startDate || null, body.dueDate || null]
+    )
+
+    return NextResponse.json({ success: true, id: result.rows[0].id }, { status: 201 })
+  } catch (error) {
+    console.error("Milestones POST error:", error)
+    return NextResponse.json({ error: "Failed to create milestone" }, { status: 500 })
+  }
+}

src/app/api/projects/[id]/route.ts

@@ -0,0 +1,79 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { id } = await params
+
+    const result = await query(
+      `SELECT p.id, p.name, p.description, p.start_date, p.target_end_date, p.actual_end_date, p.budget, p.custom_fields, p.created_at,
+              ps.id AS status_id, ps.name AS status_name, ps.color AS status_color,
+              c.id AS customer_id, c.company_name,
+              u.id AS owner_id, u.first_name || ' ' || u.last_name AS owner_name, u.avatar_url AS owner_avatar,
+              opp.id AS opportunity_id, opp.name AS opportunity_name
+       FROM projects p
+       JOIN project_statuses ps ON ps.id = p.status_id
+       JOIN customers c ON c.id = p.customer_id
+       JOIN users u ON u.id = p.owner_id
+       LEFT JOIN opportunities opp ON opp.id = p.opportunity_id
+       WHERE p.id = $1 AND p.deleted_at IS NULL`,
+      [id]
+    )
+
+    if (result.rows.length === 0) {
+      return NextResponse.json({ error: "Project not found" }, { status: 404 })
+    }
+
+    return NextResponse.json(result.rows[0])
+  } catch (error) {
+    console.error("Project detail API error:", error)
+    return NextResponse.json({ error: "Failed to load project" }, { status: 500 })
+  }
+}
+
+export async function PATCH(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { id } = await params
+    const body = await request.json()
+
+    const fields: string[] = []
+    const values: any[] = []
+    let idx = 1
+
+    if (body.name !== undefined) { fields.push(`name = $${idx++}`); values.push(body.name) }
+    if (body.description !== undefined) { fields.push(`description = $${idx++}`); values.push(body.description) }
+    if (body.statusId !== undefined) { fields.push(`status_id = $${idx++}`); values.push(body.statusId) }
+    if (body.startDate !== undefined) { fields.push(`start_date = $${idx++}`); values.push(body.startDate) }
+    if (body.targetEndDate !== undefined) { fields.push(`target_end_date = $${idx++}`); values.push(body.targetEndDate) }
+    if (body.actualEndDate !== undefined) { fields.push(`actual_end_date = $${idx++}`); values.push(body.actualEndDate) }
+    if (body.budget !== undefined) { fields.push(`budget = $${idx++}`); values.push(body.budget) }
+    if (body.ownerId !== undefined) { fields.push(`owner_id = $${idx++}`); values.push(body.ownerId) }
+    if (body.customFields !== undefined) { fields.push(`custom_fields = $${idx++}`); values.push(JSON.stringify(body.customFields)) }
+
+    if (fields.length === 0) {
+      return NextResponse.json({ error: "No fields to update" }, { status: 400 })
+    }
+
+    fields.push(`updated_at = NOW()`)
+    values.push(id)
+
+    const sql = `UPDATE projects SET ${fields.join(", ")} WHERE id = $${idx} AND deleted_at IS NULL RETURNING id`
+    const result = await query(sql, values)
+
+    if (result.rows.length === 0) {
+      return NextResponse.json({ error: "Project not found" }, { status: 404 })
+    }
+
+    return NextResponse.json({ success: true, id: result.rows[0].id })
+  } catch (error) {
+    console.error("Project PATCH error:", error)
+    return NextResponse.json({ error: "Failed to update project" }, { status: 500 })
+  }
+}

src/app/api/projects/route.ts

@@ -0,0 +1,103 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const isAdmin = user.role === "admin" || user.role === "super_admin"
+    const { searchParams } = new URL(request.url)
+    const search = searchParams.get("search") || ""
+    const statusId = searchParams.get("status") || ""
+
+    let sql = `SELECT p.id, p.name, p.description, p.start_date, p.target_end_date, p.actual_end_date, p.budget, p.created_at,
+                      ps.name AS status_name, ps.color AS status_color,
+                      c.id AS customer_id, c.company_name,
+                      u.id AS owner_id, u.first_name || ' ' || u.last_name AS owner_name, u.avatar_url AS owner_avatar
+               FROM projects p
+               JOIN project_statuses ps ON ps.id = p.status_id
+               JOIN customers c ON c.id = p.customer_id
+               JOIN users u ON u.id = p.owner_id
+               WHERE p.deleted_at IS NULL`
+
+    const params: any[] = []
+    let idx = 1
+
+    if (!isAdmin) {
+      sql += ` AND (p.owner_id = $${idx} OR p.created_by = $${idx})`
+      params.push(user.id)
+      idx++
+    }
+
+    if (search) {
+      sql += ` AND (p.name ILIKE $${idx} OR c.company_name ILIKE $${idx})`
+      params.push(`%${search}%`)
+      idx++
+    }
+
+    if (statusId) {
+      sql += ` AND p.status_id = $${idx}`
+      params.push(statusId)
+      idx++
+    }
+
+    sql += ` ORDER BY p.created_at DESC`
+
+    const result = await query(sql, params)
+    return NextResponse.json(result.rows)
+  } catch (error) {
+    console.error("Projects API error:", error)
+    return NextResponse.json({ error: "Failed to load projects" }, { status: 500 })
+  }
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const body = await request.json()
+    const planningStatus = await query("SELECT id FROM project_statuses WHERE name = 'Planning'")
+    const statusId = planningStatus.rows[0]?.id
+
+    const result = await query(
+      `INSERT INTO projects (customer_id, owner_id, name, description, status_id, start_date, target_end_date, budget, created_by)
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9) RETURNING id`,
+      [
+        body.customerId,
+        body.ownerId || user.id,
+        body.name,
+        body.description || null,
+        statusId,
+        body.startDate || null,
+        body.targetEndDate || null,
+        body.budget || null,
+        user.id,
+      ]
+    )
+
+    return NextResponse.json({ success: true, id: result.rows[0].id }, { status: 201 })
+  } catch (error) {
+    console.error("Projects POST error:", error)
+    return NextResponse.json({ error: "Failed to create project" }, { status: 500 })
+  }
+}
+
+export async function DELETE(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { searchParams } = new URL(request.url)
+    const id = searchParams.get("id")
+    if (!id) return NextResponse.json({ error: "id is required" }, { status: 400 })
+
+    await query("UPDATE projects SET deleted_at = NOW() WHERE id = $1 AND deleted_at IS NULL", [id])
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    console.error("Projects DELETE error:", error)
+    return NextResponse.json({ error: "Failed to delete project" }, { status: 500 })
+  }
+}

src/app/api/proposal-statuses/route.ts

@@ -0,0 +1,16 @@
+import { NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET() {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const result = await query("SELECT id, name, color, sort_order FROM proposal_statuses ORDER BY sort_order")
+    return NextResponse.json(result.rows)
+  } catch (error) {
+    console.error("Proposal statuses API error:", error)
+    return NextResponse.json({ error: "Failed to load statuses" }, { status: 500 })
+  }
+}

src/app/api/proposals/[id]/items/route.ts

@@ -0,0 +1,71 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function POST(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { id } = await params
+    const body = await request.json()
+
+    const maxOrder = await query(
+      "SELECT COALESCE(MAX(sort_order), 0) + 1 AS next_order FROM proposal_items WHERE proposal_id = $1",
+      [id]
+    )
+
+    const quantity = body.quantity || 1
+    const unitPrice = body.unitPrice || 0
+    const discountPercent = body.discountPercent || 0
+    const totalPrice = quantity * unitPrice * (1 - discountPercent / 100)
+
+    const result = await query(
+      `INSERT INTO proposal_items (proposal_id, product_id, description, quantity, unit_price, discount_percent, total_price, sort_order)
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8) RETURNING id`,
+      [id, body.productId || null, body.description, quantity, unitPrice, discountPercent, totalPrice, maxOrder.rows[0].next_order]
+    )
+
+    await recalcProposal(id)
+
+    return NextResponse.json({ success: true, id: result.rows[0].id }, { status: 201 })
+  } catch (error) {
+    console.error("Proposal items POST error:", error)
+    return NextResponse.json({ error: "Failed to add item" }, { status: 500 })
+  }
+}
+
+export async function DELETE(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    await getSessionUser()
+    const { id } = await params
+    const { searchParams } = new URL(request.url)
+    const itemId = searchParams.get("itemId")
+    if (!itemId) return NextResponse.json({ error: "itemId required" }, { status: 400 })
+
+    await query("DELETE FROM proposal_items WHERE id = $1 AND proposal_id = $2", [itemId, id])
+    await recalcProposal(id)
+
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    console.error("Proposal items DELETE error:", error)
+    return NextResponse.json({ error: "Failed to delete item" }, { status: 500 })
+  }
+}
+
+async function recalcProposal(proposalId: string) {
+  const items = await query(
+    "SELECT COALESCE(SUM(total_price), 0) AS subtotal FROM proposal_items WHERE proposal_id = $1",
+    [proposalId]
+  )
+  const subtotal = parseFloat(items.rows[0].subtotal)
+  const prop = await query("SELECT tax_percent FROM proposals WHERE id = $1", [proposalId])
+  const taxPercent = parseFloat(prop.rows[0]?.tax_percent || 15)
+  const taxAmount = subtotal * (taxPercent / 100)
+  const totalAmount = subtotal + taxAmount
+
+  await query(
+    `UPDATE proposals SET subtotal = $1, tax_amount = $2, total_amount = $3, updated_at = NOW() WHERE id = $4`,
+    [subtotal, taxAmount, totalAmount, proposalId]
+  )
+}

src/app/api/proposals/[id]/route.ts

@@ -0,0 +1,118 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { id } = await params
+
+    const [propResult, itemsResult, sigResult] = await Promise.all([
+      query(
+        `SELECT p.id, p.title, p.proposal_number, p.subtotal, p.tax_percent, p.tax_amount, p.total_amount,
+                p.valid_until, p.notes, p.terms, p.content, p.created_at, p.updated_at,
+                ps.id AS status_id, ps.name AS status_name, ps.color AS status_color,
+                u.first_name || ' ' || u.last_name AS created_by_name,
+                l.id AS lead_id, l.company_name AS lead_company, l.contact_name AS lead_contact,
+                c.id AS customer_id, c.company_name
+         FROM proposals p
+         JOIN proposal_statuses ps ON ps.id = p.status_id
+         JOIN users u ON u.id = p.created_by
+         LEFT JOIN leads l ON l.id = p.lead_id
+         LEFT JOIN customers c ON c.id = p.customer_id
+         WHERE p.id = $1 AND p.deleted_at IS NULL`,
+        [id]
+      ),
+      query(
+        `SELECT id, product_id, description, quantity, unit_price, discount_percent, total_price, sort_order
+         FROM proposal_items WHERE proposal_id = $1 ORDER BY sort_order`,
+        [id]
+      ),
+      query(
+        `SELECT id, signatory_name, signatory_email, signed_at FROM proposal_signatures WHERE proposal_id = $1 AND is_valid = true ORDER BY signed_at DESC`,
+        [id]
+      ),
+    ])
+
+    if (propResult.rows.length === 0) {
+      return NextResponse.json({ error: "Proposal not found" }, { status: 404 })
+    }
+
+    return NextResponse.json({
+      ...propResult.rows[0],
+      items: itemsResult.rows,
+      signatures: sigResult.rows,
+    })
+  } catch (error) {
+    console.error("Proposal detail API error:", error)
+    return NextResponse.json({ error: "Failed to load proposal" }, { status: 500 })
+  }
+}
+
+export async function PATCH(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { id } = await params
+    const body = await request.json()
+
+    const fields: string[] = []
+    const values: any[] = []
+    let idx = 1
+
+    const fieldMap: Record<string, string> = {
+      title: "title",
+      statusId: "status_id",
+      content: "content",
+      subtotal: "subtotal",
+      taxPercent: "tax_percent",
+      taxAmount: "tax_amount",
+      totalAmount: "total_amount",
+      validUntil: "valid_until",
+      notes: "notes",
+      terms: "terms",
+      leadId: "lead_id",
+      customerId: "customer_id",
+      opportunityId: "opportunity_id",
+    }
+
+    for (const [key, col] of Object.entries(fieldMap)) {
+      if (body[key] !== undefined) {
+        fields.push(`${col} = $${idx++}`)
+        values.push(body[key])
+      }
+    }
+
+    if (fields.length === 0) {
+      return NextResponse.json({ error: "No fields to update" }, { status: 400 })
+    }
+
+    fields.push(`updated_at = NOW()`)
+    values.push(id)
+
+    await query(
+      `UPDATE proposals SET ${fields.join(", ")} WHERE id = $${idx} AND deleted_at IS NULL`,
+      values
+    )
+
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    console.error("Proposal PATCH error:", error)
+    return NextResponse.json({ error: "Failed to update proposal" }, { status: 500 })
+  }
+}
+
+export async function DELETE(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    await getSessionUser()
+    const { id } = await params
+    await query("UPDATE proposals SET deleted_at = NOW() WHERE id = $1", [id])
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    console.error("Proposal DELETE error:", error)
+    return NextResponse.json({ error: "Failed to delete proposal" }, { status: 500 })
+  }
+}

src/app/api/proposals/[id]/sign/route.ts

@@ -0,0 +1,34 @@
+import { NextRequest, NextResponse } from "next/server"
+import { query } from "@/lib/db"
+
+export async function POST(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  try {
+    const { id } = await params
+    const body = await request.json()
+
+    const signature = await query(
+      `INSERT INTO proposal_signatures (proposal_id, signatory_name, signatory_email, signature_data, ip_address)
+       VALUES ($1, $2, $3, $4, $5::inet) RETURNING id`,
+      [
+        id,
+        body.name,
+        body.email,
+        body.signatureData || null,
+        request.headers.get("x-forwarded-for") || request.headers.get("x-real-ip") || "127.0.0.1",
+      ]
+    )
+
+    const acceptedStatus = await query("SELECT id FROM proposal_statuses WHERE name = 'Accepted'")
+    if (acceptedStatus.rows[0]) {
+      await query(
+        "UPDATE proposals SET status_id = $1, updated_at = NOW() WHERE id = $2",
+        [acceptedStatus.rows[0].id, id]
+      )
+    }
+
+    return NextResponse.json({ success: true, id: signature.rows[0].id })
+  } catch (error) {
+    console.error("Proposal sign error:", error)
+    return NextResponse.json({ error: "Failed to sign proposal" }, { status: 500 })
+  }
+}

src/app/api/proposals/route.ts

@@ -0,0 +1,85 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { searchParams } = new URL(request.url)
+    const search = searchParams.get("search") || ""
+    const statusId = searchParams.get("status") || ""
+
+    let sql = `SELECT p.id, p.title, p.proposal_number, p.subtotal, p.total_amount, p.valid_until, p.created_at,
+                      ps.name AS status_name, ps.color AS status_color,
+                      u.first_name || ' ' || u.last_name AS created_by_name
+               FROM proposals p
+               JOIN proposal_statuses ps ON ps.id = p.status_id
+               JOIN users u ON u.id = p.created_by
+               WHERE p.deleted_at IS NULL`
+
+    const params: any[] = []
+    let idx = 1
+
+    if (search) {
+      sql += ` AND (p.title ILIKE $${idx} OR p.proposal_number ILIKE $${idx})`
+      params.push(`%${search}%`)
+      idx++
+    }
+    if (statusId) {
+      sql += ` AND p.status_id = $${idx}`
+      params.push(statusId)
+      idx++
+    }
+
+    sql += ` ORDER BY p.created_at DESC LIMIT 50`
+
+    const result = await query(sql, params)
+    return NextResponse.json(result.rows)
+  } catch (error) {
+    console.error("Proposals API error:", error)
+    return NextResponse.json({ error: "Failed to load proposals" }, { status: 500 })
+  }
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const body = await request.json()
+    const draftStatus = await query("SELECT id FROM proposal_statuses WHERE name = 'Draft'")
+    const statusId = draftStatus.rows[0]?.id
+
+    const numResult = await query("SELECT COALESCE(MAX(SUBSTRING(proposal_number FROM 'Q-(\\d+)')::INT), 0) + 1 AS next_num FROM proposals WHERE deleted_at IS NULL")
+    const nextNum = numResult.rows[0]?.next_num || 1
+    const proposalNumber = `Q-${String(nextNum).padStart(4, "0")}`
+
+    const result = await query(
+      `INSERT INTO proposals (lead_id, customer_id, title, proposal_number, status_id, content, subtotal, tax_percent, tax_amount, total_amount, valid_until, notes, terms, created_by)
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14) RETURNING id`,
+      [
+        body.leadId || null,
+        body.customerId || null,
+        body.title,
+        proposalNumber,
+        statusId,
+        body.content ? JSON.stringify(body.content) : null,
+        body.subtotal || 0,
+        body.taxPercent !== undefined ? body.taxPercent : 15,
+        body.taxAmount || 0,
+        body.totalAmount || 0,
+        body.validUntil || null,
+        body.notes || null,
+        body.terms || null,
+        user.id,
+      ]
+    )
+
+    return NextResponse.json({ success: true, id: result.rows[0].id, proposalNumber }, { status: 201 })
+  } catch (error) {
+    console.error("Proposals POST error:", error)
+    return NextResponse.json({ error: "Failed to create proposal" }, { status: 500 })
+  }
+}

src/app/api/tasks/route.ts

@@ -0,0 +1,71 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function POST(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const body = await request.json()
+
+    const result = await query(
+      `INSERT INTO tasks (title, description, status, project_id, milestone_id, assigned_to, assigned_by, created_at, updated_at)
+       VALUES ($1, $2, 'pending', $3, $4, $5, $6, NOW(), NOW()) RETURNING id`,
+      [
+        body.title,
+        body.description || null,
+        body.projectId || null,
+        body.milestoneId || null,
+        body.assignedTo || null,
+        user.id,
+      ]
+    )
+
+    return NextResponse.json({ success: true, id: result.rows[0].id }, { status: 201 })
+  } catch (error) {
+    console.error("Tasks POST error:", error)
+    return NextResponse.json({ error: "Failed to create task" }, { status: 500 })
+  }
+}
+
+export async function PATCH(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const body = await request.json()
+    const { id, ...fields } = body
+
+    if (!id) return NextResponse.json({ error: "id is required" }, { status: 400 })
+
+    const setClauses: string[] = []
+    const values: any[] = []
+    let idx = 1
+
+    if (fields.status !== undefined) { setClauses.push(`status = $${idx++}`); values.push(fields.status) }
+    if (fields.title !== undefined) { setClauses.push(`title = $${idx++}`); values.push(fields.title) }
+    if (fields.assignedTo !== undefined) { setClauses.push(`assigned_to = $${idx++}`); values.push(fields.assignedTo) }
+
+    if (fields.status === "completed") {
+      setClauses.push(`completed_at = NOW()`)
+    }
+
+    if (setClauses.length === 0) {
+      return NextResponse.json({ error: "No fields to update" }, { status: 400 })
+    }
+
+    setClauses.push(`updated_at = NOW()`)
+    values.push(id)
+
+    await query(
+      `UPDATE tasks SET ${setClauses.join(", ")} WHERE id = $${idx} AND deleted_at IS NULL`,
+      values
+    )
+
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    console.error("Tasks PATCH error:", error)
+    return NextResponse.json({ error: "Failed to update task" }, { status: 500 })
+  }
+}

src/app/api/time-entries/route.ts

@@ -0,0 +1,100 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const { searchParams } = new URL(request.url)
+    const projectId = searchParams.get("projectId") || ""
+    const userId = searchParams.get("userId") || ""
+    const from = searchParams.get("from") || ""
+    const to = searchParams.get("to") || ""
+
+    let sql = `SELECT te.id, te.description, te.date, te.duration_minutes, te.billable, te.hourly_rate, te.created_at,
+                      u.first_name || ' ' || u.last_name AS user_name,
+                      p.name AS project_name
+               FROM time_entries te
+               JOIN users u ON u.id = te.user_id
+               LEFT JOIN projects p ON p.id = te.project_id`
+
+    const conditions: string[] = ["te.user_id IS NOT NULL"]
+    const params: any[] = []
+    let idx = 1
+
+    if (!(user.role === "admin" || user.role === "super_admin")) {
+      conditions.push(`te.user_id = $${idx++}`)
+      params.push(user.id)
+    } else if (userId) {
+      conditions.push(`te.user_id = $${idx++}`)
+      params.push(userId)
+    }
+    if (projectId) {
+      conditions.push(`te.project_id = $${idx++}`)
+      params.push(projectId)
+    }
+    if (from) { conditions.push(`te.date >= $${idx++}`); params.push(from) }
+    if (to) { conditions.push(`te.date <= $${idx++}`); params.push(to) }
+
+    sql += ` WHERE ${conditions.join(" AND ")} ORDER BY te.date DESC, te.created_at DESC LIMIT 100`
+
+    const result = await query(sql, params)
+    return NextResponse.json(result.rows)
+  } catch (error) {
+    console.error("Time entries API error:", error)
+    return NextResponse.json({ error: "Failed to load time entries" }, { status: 500 })
+  }
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const body = await request.json()
+    const duration = body.durationMinutes || 0
+
+    if (duration <= 0) {
+      return NextResponse.json({ error: "Duration must be greater than 0" }, { status: 400 })
+    }
+
+    const result = await query(
+      `INSERT INTO time_entries (user_id, project_id, milestone_id, task_id, description, date, start_time, end_time, duration_minutes, billable, hourly_rate)
+       VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11) RETURNING id`,
+      [
+        body.userId || user.id,
+        body.projectId || null,
+        body.milestoneId || null,
+        body.taskId || null,
+        body.description || null,
+        body.date || new Date().toISOString().split("T")[0],
+        body.startTime || null,
+        body.endTime || null,
+        duration,
+        body.billable !== false,
+        body.hourlyRate || null,
+      ]
+    )
+
+    return NextResponse.json({ success: true, id: result.rows[0].id }, { status: 201 })
+  } catch (error) {
+    console.error("Time entries POST error:", error)
+    return NextResponse.json({ error: "Failed to create time entry" }, { status: 500 })
+  }
+}
+
+export async function DELETE(request: NextRequest) {
+  try {
+    await getSessionUser()
+    const { searchParams } = new URL(request.url)
+    const id = searchParams.get("id")
+    if (!id) return NextResponse.json({ error: "id required" }, { status: 400 })
+    await query("DELETE FROM time_entries WHERE id = $1", [id])
+    return NextResponse.json({ success: true })
+  } catch (error) {
+    console.error("Time entries DELETE error:", error)
+    return NextResponse.json({ error: "Failed to delete entry" }, { status: 500 })
+  }
+}

src/app/api/time-entries/summary/route.ts

@@ -0,0 +1,58 @@
+import { NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { query } from "@/lib/db"
+
+export async function GET() {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    const isAdmin = user.role === "admin" || user.role === "super_admin"
+    const userFilter = isAdmin ? "" : "WHERE te.user_id = $1"
+    const params = isAdmin ? [] : [user.id]
+
+    const [totals, perProject, perUser] = await Promise.all([
+      query(
+        `SELECT COALESCE(SUM(duration_minutes), 0) AS total_minutes,
+                COALESCE(SUM(CASE WHEN billable THEN duration_minutes ELSE 0 END), 0) AS billable_minutes,
+                COALESCE(SUM(duration_minutes * hourly_rate / 60), 0) AS total_revenue,
+                COUNT(*) AS entry_count
+         FROM time_entries te ${userFilter}`,
+        params
+      ),
+      query(
+        `SELECT p.id, p.name,
+                COALESCE(SUM(te.duration_minutes), 0) AS total_minutes,
+                COALESCE(SUM(CASE WHEN te.billable THEN te.duration_minutes ELSE 0 END), 0) AS billable_minutes,
+                COALESCE(SUM(te.duration_minutes * te.hourly_rate / 60), 0) AS revenue
+         FROM time_entries te
+         LEFT JOIN projects p ON p.id = te.project_id
+         ${userFilter ? userFilter + " AND " : "WHERE "} te.project_id IS NOT NULL
+         GROUP BY p.id, p.name
+         ORDER BY total_minutes DESC
+         LIMIT 10`,
+        params
+      ),
+      isAdmin
+        ? query(
+            `SELECT u.id, u.first_name || ' ' || u.last_name AS name,
+                    COALESCE(SUM(te.duration_minutes), 0) AS total_minutes,
+                    COALESCE(SUM(te.duration_minutes * te.hourly_rate / 60), 0) AS revenue
+             FROM time_entries te
+             JOIN users u ON u.id = te.user_id
+             GROUP BY u.id, u.first_name, u.last_name
+             ORDER BY total_minutes DESC`
+          )
+        : Promise.resolve({ rows: [] }),
+    ])
+
+    return NextResponse.json({
+      totals: totals.rows[0],
+      perProject: perProject.rows,
+      perUser: perUser.rows,
+    })
+  } catch (error) {
+    console.error("Time summary API error:", error)
+    return NextResponse.json({ error: "Failed to load summary" }, { status: 500 })
+  }
+}

src/components/layout/sidebar.tsx

@@ -21,6 +21,9 @@ import {
   Bot,
   Facebook,
   Calendar,
+  FolderKanban,
+  FileText,
+  Clock,
 } from "lucide-react"
 
 import { useUser } from "@/providers/user-provider"
@@ -30,8 +33,11 @@ import { FacebookAccountsDialog } from "@/components/settings/facebook-accounts-
 const navItems = [
   { href: "/dashboard", label: "Dashboard", icon: LayoutDashboard },
   { href: "/leads", label: "Leads", icon: Users },
+  { href: "/projects", label: "Projects", icon: FolderKanban },
   { href: "/calendar", label: "Calendar", icon: Calendar },
   { href: "/chats", label: "Chats", icon: MessageSquare },
+  { href: "/proposals", label: "Proposals", icon: FileText },
+  { href: "/time-tracking", label: "Time", icon: Clock },
   { href: "/ai-assistant", label: "AI Assistant", icon: Bot, roles: ["sales", "admin", "super_admin"] },
   { href: "/users", label: "Users", icon: Building2 },
   { href: "/settings", label: "Settings", icon: Settings },

src/components/leads/lead-details-card.tsx

@@ -5,6 +5,7 @@ import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card"
 import { Badge } from "@/components/ui/badge"
 import { LeadStatusBadge } from "./lead-status-badge"
 import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar"
+import { CustomFieldsSection } from "@/components/shared/custom-fields-section"
 import { Lead } from "@/types"
 import {
   Building2,
@@ -84,6 +85,16 @@ export function LeadDetailsCard({ lead }: LeadDetailsCardProps) {
               <p className="text-sm text-muted-foreground">No user assigned</p>
             )}
           </div>
+
+          <div className="mt-6 border-t pt-6">
+            <CustomFieldsSection
+              entityType="lead"
+              customFields={lead.customFields}
+              entityId={lead.id}
+              apiEndpoint={`/api/leads/${lead.id}`}
+              title="Custom Fields"
+            />
+          </div>
         </CardContent>
       </Card>
     </motion.div>

src/components/settings/custom-fields-manager.tsx

@@ -0,0 +1,293 @@
+"use client"
+
+import { useState, useEffect } from "react"
+import { Button } from "@/components/ui/button"
+import { Input } from "@/components/ui/input"
+import { Switch } from "@/components/ui/switch"
+import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card"
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select"
+import {
+  Dialog,
+  DialogContent,
+  DialogHeader,
+  DialogTitle,
+  DialogTrigger,
+} from "@/components/ui/dialog"
+import {
+  DndContext,
+  closestCenter,
+  KeyboardSensor,
+  PointerSensor,
+  useSensor,
+  useSensors,
+  type DragEndEvent,
+} from "@dnd-kit/core"
+import {
+  arrayMove,
+  SortableContext,
+  sortableKeyboardCoordinates,
+  useSortable,
+  verticalListSortingStrategy,
+} from "@dnd-kit/sortable"
+import { CSS } from "@dnd-kit/utilities"
+import { GripVertical, Plus, Pencil, Trash2 } from "lucide-react"
+
+const ENTITY_TYPES = [
+  { value: "lead", label: "Leads" },
+  { value: "customer", label: "Customers" },
+  { value: "opportunity", label: "Opportunities" },
+  { value: "project", label: "Projects" },
+]
+
+const FIELD_TYPES = [
+  { value: "text", label: "Text" },
+  { value: "number", label: "Number" },
+  { value: "date", label: "Date" },
+  { value: "select", label: "Select (Single)" },
+  { value: "multi_select", label: "Select (Multiple)" },
+  { value: "boolean", label: "Boolean (Yes/No)" },
+  { value: "url", label: "URL" },
+  { value: "email", label: "Email" },
+  { value: "phone", label: "Phone" },
+]
+
+interface FieldDefinition {
+  id: string
+  entity_type: string
+  field_key: string
+  field_label: string
+  field_type: string
+  options: string[] | null
+  placeholder: string | null
+  default_value: string | null
+  section: string | null
+  is_required: boolean
+  sort_order: number
+  is_active: boolean
+}
+
+function SortableField({ field, onEdit, onDelete }: {
+  field: FieldDefinition
+  onEdit: (f: FieldDefinition) => void
+  onDelete: (id: string) => void
+}) {
+  const { attributes, listeners, setNodeRef, transform, transition, isDragging } = useSortable({ id: field.id })
+  const style = { transform: CSS.Transform.toString(transform), transition }
+
+  return (
+    <div ref={setNodeRef} style={style} className={`flex items-center gap-3 rounded-lg border p-3 ${isDragging ? "opacity-50" : ""}`}>
+      <button {...attributes} {...listeners} className="cursor-grab touch-none text-muted-foreground hover:text-foreground">
+        <GripVertical className="h-4 w-4" />
+      </button>
+      <div className="flex-1 min-w-0">
+        <div className="flex items-center gap-2">
+          <span className="font-medium text-sm truncate">{field.field_label}</span>
+          <span className="text-xs text-muted-foreground">({field.field_key})</span>
+          {field.is_required && <span className="text-xs text-red-500">required</span>}
+        </div>
+        <p className="text-xs text-muted-foreground">
+          {FIELD_TYPES.find(t => t.value === field.field_type)?.label || field.field_type}
+          {field.section ? ` — ${field.section}` : ""}
+        </p>
+      </div>
+      <Button variant="ghost" size="icon" onClick={() => onEdit(field)}>
+        <Pencil className="h-4 w-4" />
+      </Button>
+      <Button variant="ghost" size="icon" onClick={() => onDelete(field.id)}>
+        <Trash2 className="h-4 w-4 text-red-500" />
+      </Button>
+    </div>
+  )
+}
+
+export function CustomFieldsManager() {
+  const [entityType, setEntityType] = useState("lead")
+  const [fields, setFields] = useState<FieldDefinition[]>([])
+  const [loading, setLoading] = useState(true)
+  const [dialogOpen, setDialogOpen] = useState(false)
+  const [editingField, setEditingField] = useState<FieldDefinition | null>(null)
+  const [form, setForm] = useState({
+    fieldKey: "", fieldLabel: "", fieldType: "text", options: "",
+    placeholder: "", defaultValue: "", section: "", isRequired: false,
+  })
+
+  const sensors = useSensors(
+    useSensor(PointerSensor, { activationConstraint: { distance: 8 } }),
+    useSensor(KeyboardSensor, { coordinateGetter: sortableKeyboardCoordinates })
+  )
+
+  async function loadFields() {
+    setLoading(true)
+    try {
+      const res = await fetch(`/api/custom-fields?entityType=${entityType}`)
+      if (res.ok) setFields(await res.json())
+    } catch { /* ignore */ }
+    setLoading(false)
+  }
+
+  useEffect(() => { loadFields() }, [entityType])
+
+  function resetForm() {
+    setForm({ fieldKey: "", fieldLabel: "", fieldType: "text", options: "", placeholder: "", defaultValue: "", section: "", isRequired: false })
+    setEditingField(null)
+  }
+
+  function openEdit(field: FieldDefinition) {
+    setEditingField(field)
+    setForm({
+      fieldKey: field.field_key,
+      fieldLabel: field.field_label,
+      fieldType: field.field_type,
+      options: field.options?.join("\n") || "",
+      placeholder: field.placeholder || "",
+      defaultValue: field.default_value || "",
+      section: field.section || "",
+      isRequired: field.is_required,
+    })
+    setDialogOpen(true)
+  }
+
+  async function handleSave() {
+    const options = form.options ? form.options.split("\n").map(s => s.trim()).filter(Boolean) : null
+    const payload = { ...form, options, entityType }
+
+    const res = editingField
+      ? await fetch("/api/custom-fields", { method: "PATCH", headers: { "Content-Type": "application/json" }, body: JSON.stringify({ id: editingField.id, ...payload }) })
+      : await fetch("/api/custom-fields", { method: "POST", headers: { "Content-Type": "application/json" }, body: JSON.stringify(payload) })
+
+    if (res.ok) {
+      setDialogOpen(false)
+      resetForm()
+      loadFields()
+    }
+  }
+
+  async function handleDelete(id: string) {
+    if (!confirm("Delete this custom field?")) return
+    const res = await fetch(`/api/custom-fields?id=${id}`, { method: "DELETE" })
+    if (res.ok) loadFields()
+  }
+
+  async function handleDragEnd(event: DragEndEvent) {
+    const { active, over } = event
+    if (!over || active.id === over.id) return
+    const oldIndex = fields.findIndex(f => f.id === active.id)
+    const newIndex = fields.findIndex(f => f.id === over.id)
+    const reordered = arrayMove(fields, oldIndex, newIndex)
+    setFields(reordered)
+    await Promise.all(reordered.map((f, i) =>
+      fetch("/api/custom-fields", { method: "PATCH", headers: { "Content-Type": "application/json" }, body: JSON.stringify({ id: f.id, sortOrder: i }) })
+    ))
+  }
+
+  return (
+    <div className="space-y-4">
+      <div className="flex items-center justify-between">
+        <Select value={entityType} onValueChange={setEntityType}>
+          <SelectTrigger className="w-[200px]">
+            <SelectValue />
+          </SelectTrigger>
+          <SelectContent>
+            {ENTITY_TYPES.map(et => (
+              <SelectItem key={et.value} value={et.value}>{et.label}</SelectItem>
+            ))}
+          </SelectContent>
+        </Select>
+        <Dialog open={dialogOpen} onOpenChange={(open) => { setDialogOpen(open); if (!open) resetForm() }}>
+          <DialogTrigger asChild>
+            <Button size="sm"><Plus className="mr-1 h-4 w-4" />Add Field</Button>
+          </DialogTrigger>
+          <DialogContent className="max-w-lg">
+            <DialogHeader>
+              <DialogTitle>{editingField ? "Edit Field" : "New Custom Field"}</DialogTitle>
+            </DialogHeader>
+            <div className="space-y-3">
+              <div className="grid grid-cols-2 gap-3">
+                <div>
+                  <label className="text-xs font-medium mb-1 block">Field Key</label>
+                  <Input value={form.fieldKey} onChange={e => setForm(p => ({ ...p, fieldKey: e.target.value }))} placeholder="e.g. service_type" disabled={!!editingField} />
+                </div>
+                <div>
+                  <label className="text-xs font-medium mb-1 block">Field Label</label>
+                  <Input value={form.fieldLabel} onChange={e => setForm(p => ({ ...p, fieldLabel: e.target.value }))} placeholder="e.g. Service Type" />
+                </div>
+              </div>
+              <div className="grid grid-cols-2 gap-3">
+                <div>
+                  <label className="text-xs font-medium mb-1 block">Field Type</label>
+                  <Select value={form.fieldType} onValueChange={v => setForm(p => ({ ...p, fieldType: v }))}>
+                    <SelectTrigger>
+                      <SelectValue />
+                    </SelectTrigger>
+                    <SelectContent>
+                      {FIELD_TYPES.map(ft => (
+                        <SelectItem key={ft.value} value={ft.value}>{ft.label}</SelectItem>
+                      ))}
+                    </SelectContent>
+                  </Select>
+                </div>
+                <div>
+                  <label className="text-xs font-medium mb-1 block">Section (optional)</label>
+                  <Input value={form.section} onChange={e => setForm(p => ({ ...p, section: e.target.value }))} placeholder="e.g. Details, Technical" />
+                </div>
+              </div>
+              {(form.fieldType === "select" || form.fieldType === "multi_select") && (
+                <div>
+                  <label className="text-xs font-medium mb-1 block">Options (one per line)</label>
+                  <textarea
+                    className="w-full min-h-[80px] rounded-md border bg-background px-3 py-2 text-sm"
+                    value={form.options}
+                    onChange={e => setForm(p => ({ ...p, options: e.target.value }))}
+                    placeholder="Option 1&#10;Option 2&#10;Option 3"
+                  />
+                </div>
+              )}
+              <div className="grid grid-cols-2 gap-3">
+                <div>
+                  <label className="text-xs font-medium mb-1 block">Placeholder</label>
+                  <Input value={form.placeholder} onChange={e => setForm(p => ({ ...p, placeholder: e.target.value }))} />
+                </div>
+                <div>
+                  <label className="text-xs font-medium mb-1 block">Default Value</label>
+                  <Input value={form.defaultValue} onChange={e => setForm(p => ({ ...p, defaultValue: e.target.value }))} />
+                </div>
+              </div>
+              <div className="flex items-center gap-2">
+                <Switch checked={form.isRequired} onCheckedChange={v => setForm(p => ({ ...p, isRequired: v }))} />
+                <label className="text-sm">Required</label>
+              </div>
+              <Button onClick={handleSave} className="w-full">{editingField ? "Update" : "Create"}</Button>
+            </div>
+          </DialogContent>
+        </Dialog>
+      </div>
+
+      {loading ? (
+        <p className="text-sm text-muted-foreground">Loading...</p>
+      ) : fields.length === 0 ? (
+        <Card>
+          <CardContent className="py-8 text-center">
+            <p className="text-sm text-muted-foreground">No custom fields defined for {ENTITY_TYPES.find(e => e.value === entityType)?.label}.</p>
+            <p className="text-xs text-muted-foreground mt-1">Click "Add Field" to create one.</p>
+          </CardContent>
+        </Card>
+      ) : (
+        <DndContext sensors={sensors} collisionDetection={closestCenter} onDragEnd={handleDragEnd}>
+          <SortableContext items={fields.map(f => f.id)} strategy={verticalListSortingStrategy}>
+            <div className="space-y-2">
+              {fields.map(field => (
+                <SortableField key={field.id} field={field} onEdit={openEdit} onDelete={handleDelete} />
+              ))}
+            </div>
+          </SortableContext>
+        </DndContext>
+      )}
+    </div>
+  )
+}

src/components/shared/custom-fields-section.tsx

@@ -0,0 +1,239 @@
+"use client"
+
+import { useState, useEffect, useCallback } from "react"
+import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card"
+import { Badge } from "@/components/ui/badge"
+import { Button } from "@/components/ui/button"
+import { Input } from "@/components/ui/input"
+import { Switch } from "@/components/ui/switch"
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select"
+import { Check, X, Pencil, Save } from "lucide-react"
+
+interface FieldDef {
+  id: string
+  entity_type: string
+  field_key: string
+  field_label: string
+  field_type: string
+  options: string[] | null
+  placeholder: string | null
+  default_value: string | null
+  section: string | null
+  is_required: boolean
+  sort_order: number
+}
+
+interface CustomFieldsSectionProps {
+  entityType: string
+  customFields?: Record<string, any>
+  entityId: string
+  apiEndpoint: string
+  title?: string
+}
+
+export function CustomFieldsSection({ entityType, customFields = {}, entityId, apiEndpoint, title = "Custom Fields" }: CustomFieldsSectionProps) {
+  const [definitions, setDefinitions] = useState<FieldDef[]>([])
+  const [editing, setEditing] = useState(false)
+  const [values, setValues] = useState<Record<string, any>>(customFields)
+  const [saving, setSaving] = useState(false)
+  const [loading, setLoading] = useState(true)
+
+  const loadDefinitions = useCallback(async () => {
+    try {
+      const res = await fetch(`/api/custom-fields?entityType=${entityType}`)
+      if (res.ok) setDefinitions(await res.json())
+    } catch { /* ignore */ }
+    setLoading(false)
+  }, [entityType])
+
+  useEffect(() => { loadDefinitions() }, [loadDefinitions])
+  useEffect(() => { setValues(customFields) }, [customFields])
+
+  if (loading || definitions.length === 0) return null
+
+  const grouped = definitions.reduce<Record<string, FieldDef[]>>((acc, f) => {
+    const section = f.section || "Other"
+    if (!acc[section]) acc[section] = []
+    acc[section].push(f)
+    return acc
+  }, {})
+
+  async function handleSave() {
+    setSaving(true)
+    try {
+      await fetch(apiEndpoint, {
+        method: "PATCH",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ customFields: values }),
+      })
+      setEditing(false)
+    } catch { /* ignore */ }
+    setSaving(false)
+  }
+
+  function renderField(field: FieldDef) {
+    const key = field.field_key
+    const val = values?.[key]
+
+    if (editing) {
+      return renderEditField(field, key, val)
+    }
+
+    if (val === undefined || val === null || val === "") return null
+
+    return renderDisplayField(field, key, val)
+  }
+
+  function renderDisplayField(field: FieldDef, key: string, val: any) {
+    let display: React.ReactNode = String(val)
+
+    switch (field.field_type) {
+      case "boolean":
+        display = val ? <Badge variant="default" className="bg-emerald-500"><Check className="h-3 w-3 mr-1" />Yes</Badge> : <Badge variant="secondary"><X className="h-3 w-3 mr-1" />No</Badge>
+        break
+      case "select":
+        display = <Badge variant="outline">{String(val)}</Badge>
+        break
+      case "multi_select":
+        const arr = Array.isArray(val) ? val : [val]
+        display = <div className="flex flex-wrap gap-1">{arr.map((v: string) => <Badge key={v} variant="secondary">{v}</Badge>)}</div>
+        break
+      case "url":
+        display = <a href={String(val)} target="_blank" rel="noopener noreferrer" className="text-blue-500 hover:underline truncate block max-w-[200px]">{String(val)}</a>
+        break
+      case "date":
+        display = new Date(val).toLocaleDateString()
+        break
+    }
+
+    return (
+      <div key={key} className="space-y-0.5">
+        <p className="text-xs text-muted-foreground">{field.field_label}</p>
+        <div className="text-sm font-medium">{display}</div>
+      </div>
+    )
+  }
+
+  function renderEditField(field: FieldDef, key: string, val: any) {
+    const setVal = (v: any) => setValues(prev => ({ ...prev, [key]: v }))
+
+    switch (field.field_type) {
+      case "text":
+      case "email":
+      case "phone":
+      case "url":
+        return (
+          <div key={key}>
+            <label className="text-xs font-medium mb-1 block">{field.field_label}</label>
+            <Input value={val || ""} onChange={e => setVal(e.target.value)} placeholder={field.placeholder || ""} />
+          </div>
+        )
+      case "number":
+        return (
+          <div key={key}>
+            <label className="text-xs font-medium mb-1 block">{field.field_label}</label>
+            <Input type="number" value={val || ""} onChange={e => setVal(e.target.value ? Number(e.target.value) : null)} placeholder={field.placeholder || ""} />
+          </div>
+        )
+      case "date":
+        return (
+          <div key={key}>
+            <label className="text-xs font-medium mb-1 block">{field.field_label}</label>
+            <Input type="date" value={val || ""} onChange={e => setVal(e.target.value)} />
+          </div>
+        )
+      case "boolean":
+        return (
+          <div key={key} className="flex items-center gap-2">
+            <Switch checked={!!val} onCheckedChange={setVal} />
+            <label className="text-sm">{field.field_label}</label>
+          </div>
+        )
+      case "select":
+        return (
+          <div key={key}>
+            <label className="text-xs font-medium mb-1 block">{field.field_label}</label>
+            <Select value={val || ""} onValueChange={setVal}>
+              <SelectTrigger>
+                <SelectValue placeholder="Select..." />
+              </SelectTrigger>
+              <SelectContent>
+                {(field.options || []).map(o => <SelectItem key={o} value={o}>{o}</SelectItem>)}
+              </SelectContent>
+            </Select>
+          </div>
+        )
+      case "multi_select":
+        return (
+          <div key={key}>
+            <label className="text-xs font-medium mb-1 block">{field.field_label}</label>
+            <div className="flex flex-wrap gap-1">
+              {(field.options || []).map(o => (
+                <button
+                  key={o}
+                  onClick={() => {
+                    const current = Array.isArray(val) ? val : []
+                    setVal(current.includes(o) ? current.filter((v: string) => v !== o) : [...current, o])
+                  }}
+                  className={`px-2 py-1 text-xs rounded-full border transition-colors ${(Array.isArray(val) && val.includes(o)) ? "bg-primary text-primary-foreground border-primary" : "bg-background hover:bg-muted"}`}
+                >
+                  {o}
+                </button>
+              ))}
+            </div>
+          </div>
+        )
+      default:
+        return null
+    }
+  }
+
+  return (
+    <Card>
+      <CardHeader className="flex flex-row items-center justify-between">
+        <CardTitle className="text-base">{title}</CardTitle>
+        {editing ? (
+          <div className="flex gap-1">
+            <Button size="sm" variant="ghost" onClick={() => { setEditing(false); setValues(customFields) }}>
+              <X className="h-4 w-4" />
+            </Button>
+            <Button size="sm" onClick={handleSave} disabled={saving}>
+              <Save className="h-4 w-4 mr-1" />
+              {saving ? "Saving..." : "Save"}
+            </Button>
+          </div>
+        ) : (
+          <Button size="sm" variant="ghost" onClick={() => setEditing(true)}>
+            <Pencil className="h-4 w-4 mr-1" />Edit
+          </Button>
+        )}
+      </CardHeader>
+      <CardContent>
+        {Object.entries(grouped).map(([section, sectionFields]) => {
+          const rendered = sectionFields.map(renderField).filter(Boolean)
+          if (rendered.length === 0 && !editing) return null
+          return (
+            <div key={section} className={section !== Object.keys(grouped)[0] ? "mt-4 pt-4 border-t" : ""}>
+              <h4 className="text-xs font-semibold text-muted-foreground uppercase tracking-wider mb-3">{section}</h4>
+              <div className="grid gap-3 sm:grid-cols-2">
+                {rendered}
+              </div>
+            </div>
+          )
+        })}
+        {definitions.length > 0 && !Object.values(grouped).some(sf => sf.some(f => {
+          const v = values?.[f.field_key]
+          return v !== undefined && v !== null && v !== ""
+        })) && !editing && (
+          <p className="text-sm text-muted-foreground">No custom fields set yet.</p>
+        )}
+      </CardContent>
+    </Card>
+  )
+}

src/types/index.ts

@@ -28,6 +28,7 @@ export interface Lead {
   status: LeadStatus;
   assignedUserId: string | null;
   assignedUser: User | null;
+  customFields?: Record<string, any>;
   createdAt: string;
   updatedAt: string;
 }