diff --git a/supabase/migrations/20250214_add_nexus_marketplace.sql b/supabase/migrations/20250214_add_nexus_marketplace.sql
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+-- Nexus: Talent Marketplace
+-- Commercial bridge between Foundation (community) and Corp (clients)
+-- Includes: Creator Profiles, Opportunities, Applications, Messaging, Payments/Commissions
+
+create extension if not exists "pgcrypto";
+
+-- ============================================================================
+-- CREATOR PROFILES & PORTFOLIO
+-- ============================================================================
+
+create table if not exists public.nexus_creator_profiles (
+  user_id uuid primary key references public.user_profiles(id) on delete cascade,
+  headline text, -- e.g., "Game Developer | Unreal Engine Specialist"
+  bio text,
+  profile_image_url text,
+  skills text[] not null default '{}', -- e.g., ['Unreal Engine', 'C++', 'Game Design']
+  experience_level text not null default 'intermediate' check (experience_level in ('beginner', 'intermediate', 'advanced', 'expert')),
+  hourly_rate numeric(10, 2),
+  portfolio_url text,
+  availability_status text not null default 'available' check (availability_status in ('available', 'busy', 'unavailable')),
+  availability_hours_per_week int,
+  verified boolean not null default false,
+  total_earnings numeric(12, 2) not null default 0,
+  rating numeric(3, 2), -- average rating
+  review_count int not null default 0,
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now()
+);
+
+create index if not exists nexus_creator_profiles_verified_idx on public.nexus_creator_profiles (verified);
+create index if not exists nexus_creator_profiles_availability_idx on public.nexus_creator_profiles (availability_status);
+create index if not exists nexus_creator_profiles_skills_gin on public.nexus_creator_profiles using gin (skills);
+create index if not exists nexus_creator_profiles_rating_idx on public.nexus_creator_profiles (rating desc);
+
+-- Creator Portfolio Projects
+create table if not exists public.nexus_portfolio_items (
+  id uuid primary key default gen_random_uuid(),
+  user_id uuid not null references public.user_profiles(id) on delete cascade,
+  title text not null,
+  description text,
+  project_url text,
+  image_url text,
+  skills_used text[] not null default '{}',
+  featured boolean not null default false,
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now()
+);
+
+create index if not exists nexus_portfolio_items_user_idx on public.nexus_portfolio_items (user_id);
+create index if not exists nexus_portfolio_items_featured_idx on public.nexus_portfolio_items (featured);
+
+-- Creator Endorsements (peer-to-peer skill validation)
+create table if not exists public.nexus_skill_endorsements (
+  id uuid primary key default gen_random_uuid(),
+  creator_id uuid not null references public.user_profiles(id) on delete cascade,
+  endorsed_by uuid not null references public.user_profiles(id) on delete cascade,
+  skill text not null,
+  created_at timestamptz not null default now(),
+  unique(creator_id, endorsed_by, skill)
+);
+
+create index if not exists nexus_skill_endorsements_creator_idx on public.nexus_skill_endorsements (creator_id);
+create index if not exists nexus_skill_endorsements_endorsed_by_idx on public.nexus_skill_endorsements (endorsed_by);
+
+-- ============================================================================
+-- OPPORTUNITIES (JOBS/COLLABS)
+-- ============================================================================
+
+create table if not exists public.nexus_opportunities (
+  id uuid primary key default gen_random_uuid(),
+  posted_by uuid not null references public.user_profiles(id) on delete cascade,
+  title text not null,
+  description text not null,
+  category text not null, -- 'development', 'design', 'audio', 'marketing', etc.
+  required_skills text[] not null default '{}',
+  budget_type text not null check (budget_type in ('hourly', 'fixed', 'range')),
+  budget_min numeric(12, 2),
+  budget_max numeric(12, 2),
+  timeline_type text not null default 'flexible' check (timeline_type in ('urgent', 'short-term', 'long-term', 'ongoing', 'flexible')),
+  duration_weeks int,
+  location_requirement text default 'remote' check (location_requirement in ('remote', 'onsite', 'hybrid')),
+  required_experience text default 'any' check (required_experience in ('any', 'beginner', 'intermediate', 'advanced', 'expert')),
+  company_name text,
+  status text not null default 'open' check (status in ('open', 'in_progress', 'filled', 'closed', 'cancelled')),
+  application_count int not null default 0,
+  selected_creator_id uuid references public.user_profiles(id) on delete set null,
+  views int not null default 0,
+  is_featured boolean not null default false,
+  published_at timestamptz not null default now(),
+  closed_at timestamptz,
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now()
+);
+
+create index if not exists nexus_opportunities_posted_by_idx on public.nexus_opportunities (posted_by);
+create index if not exists nexus_opportunities_status_idx on public.nexus_opportunities (status);
+create index if not exists nexus_opportunities_category_idx on public.nexus_opportunities (category);
+create index if not exists nexus_opportunities_skills_gin on public.nexus_opportunities using gin (required_skills);
+create index if not exists nexus_opportunities_featured_idx on public.nexus_opportunities (is_featured);
+create index if not exists nexus_opportunities_created_idx on public.nexus_opportunities (created_at desc);
+
+-- ============================================================================
+-- APPLICATIONS & MATCHING
+-- ============================================================================
+
+create table if not exists public.nexus_applications (
+  id uuid primary key default gen_random_uuid(),
+  opportunity_id uuid not null references public.nexus_opportunities(id) on delete cascade,
+  creator_id uuid not null references public.user_profiles(id) on delete cascade,
+  status text not null default 'submitted' check (status in ('submitted', 'reviewing', 'accepted', 'rejected', 'hired', 'archived')),
+  cover_letter text,
+  proposed_rate numeric(12, 2),
+  proposal text, -- detailed proposal/pitch
+  application_questions jsonb, -- answers to custom questions if any
+  viewed_at timestamptz,
+  responded_at timestamptz,
+  response_message text,
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now(),
+  unique(opportunity_id, creator_id)
+);
+
+create index if not exists nexus_applications_opportunity_idx on public.nexus_applications (opportunity_id);
+create index if not exists nexus_applications_creator_idx on public.nexus_applications (creator_id);
+create index if not exists nexus_applications_status_idx on public.nexus_applications (status);
+create index if not exists nexus_applications_created_idx on public.nexus_applications (created_at desc);
+
+-- Application Reviews/Ratings
+create table if not exists public.nexus_reviews (
+  id uuid primary key default gen_random_uuid(),
+  application_id uuid not null references public.nexus_applications(id) on delete cascade,
+  opportunity_id uuid not null references public.nexus_opportunities(id) on delete cascade,
+  reviewer_id uuid not null references public.user_profiles(id) on delete cascade,
+  creator_id uuid not null references public.user_profiles(id) on delete cascade,
+  rating int not null check (rating between 1 and 5),
+  review_text text,
+  created_at timestamptz not null default now(),
+  unique(application_id, reviewer_id)
+);
+
+create index if not exists nexus_reviews_creator_idx on public.nexus_reviews (creator_id);
+create index if not exists nexus_reviews_reviewer_idx on public.nexus_reviews (reviewer_id);
+
+-- ============================================================================
+-- CONTRACTS & ORDERS
+-- ============================================================================
+
+create table if not exists public.nexus_contracts (
+  id uuid primary key default gen_random_uuid(),
+  opportunity_id uuid references public.nexus_opportunities(id) on delete set null,
+  creator_id uuid not null references public.user_profiles(id) on delete cascade,
+  client_id uuid not null references public.user_profiles(id) on delete cascade,
+  title text not null,
+  description text,
+  contract_type text not null check (contract_type in ('one-time', 'retainer', 'hourly')),
+  total_amount numeric(12, 2) not null,
+  aethex_commission_percent numeric(5, 2) not null default 20,
+  aethex_commission_amount numeric(12, 2) not null default 0,
+  creator_payout_amount numeric(12, 2) not null default 0,
+  status text not null default 'pending' check (status in ('pending', 'active', 'completed', 'disputed', 'cancelled')),
+  start_date timestamptz,
+  end_date timestamptz,
+  milestone_count int default 1,
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now()
+);
+
+create index if not exists nexus_contracts_creator_idx on public.nexus_contracts (creator_id);
+create index if not exists nexus_contracts_client_idx on public.nexus_contracts (client_id);
+create index if not exists nexus_contracts_status_idx on public.nexus_contracts (status);
+
+-- Milestones (for progressive payments)
+create table if not exists public.nexus_milestones (
+  id uuid primary key default gen_random_uuid(),
+  contract_id uuid not null references public.nexus_contracts(id) on delete cascade,
+  milestone_number int not null,
+  description text,
+  amount numeric(12, 2) not null,
+  due_date timestamptz,
+  status text not null default 'pending' check (status in ('pending', 'submitted', 'approved', 'paid', 'rejected')),
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now(),
+  unique(contract_id, milestone_number)
+);
+
+-- Payments & Commission Tracking
+create table if not exists public.nexus_payments (
+  id uuid primary key default gen_random_uuid(),
+  contract_id uuid not null references public.nexus_contracts(id) on delete cascade,
+  milestone_id uuid references public.nexus_milestones(id) on delete set null,
+  amount numeric(12, 2) not null,
+  creator_payout numeric(12, 2) not null,
+  aethex_commission numeric(12, 2) not null,
+  payment_method text not null default 'stripe', -- stripe, bank_transfer, paypal
+  payment_status text not null default 'pending' check (payment_status in ('pending', 'processing', 'completed', 'failed', 'refunded')),
+  payment_date timestamptz,
+  payout_date timestamptz,
+  stripe_payment_intent_id text,
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now()
+);
+
+create index if not exists nexus_payments_contract_idx on public.nexus_payments (contract_id);
+create index if not exists nexus_payments_status_idx on public.nexus_payments (payment_status);
+
+-- Commission Ledger (financial tracking)
+create table if not exists public.nexus_commission_ledger (
+  id uuid primary key default gen_random_uuid(),
+  payment_id uuid references public.nexus_payments(id) on delete set null,
+  period_start date,
+  period_end date,
+  total_volume numeric(12, 2) not null,
+  total_commission numeric(12, 2) not null,
+  creator_payouts numeric(12, 2) not null,
+  aethex_revenue numeric(12, 2) not null,
+  status text not null default 'pending' check (status in ('pending', 'settled', 'disputed')),
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now()
+);
+
+-- ============================================================================
+-- MESSAGING & COLLABORATION
+-- ============================================================================
+
+create table if not exists public.nexus_messages (
+  id uuid primary key default gen_random_uuid(),
+  conversation_id uuid,
+  sender_id uuid not null references public.user_profiles(id) on delete cascade,
+  recipient_id uuid not null references public.user_profiles(id) on delete cascade,
+  opportunity_id uuid references public.nexus_opportunities(id) on delete set null,
+  contract_id uuid references public.nexus_contracts(id) on delete set null,
+  message_text text not null,
+  is_read boolean not null default false,
+  read_at timestamptz,
+  created_at timestamptz not null default now()
+);
+
+create index if not exists nexus_messages_sender_idx on public.nexus_messages (sender_id);
+create index if not exists nexus_messages_recipient_idx on public.nexus_messages (recipient_id);
+create index if not exists nexus_messages_opportunity_idx on public.nexus_messages (opportunity_id);
+create index if not exists nexus_messages_created_idx on public.nexus_messages (created_at desc);
+
+-- Conversations (threads)
+create table if not exists public.nexus_conversations (
+  id uuid primary key default gen_random_uuid(),
+  participant_1 uuid not null references public.user_profiles(id) on delete cascade,
+  participant_2 uuid not null references public.user_profiles(id) on delete cascade,
+  opportunity_id uuid references public.nexus_opportunities(id) on delete set null,
+  contract_id uuid references public.nexus_contracts(id) on delete set null,
+  subject text,
+  last_message_at timestamptz,
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now(),
+  unique(participant_1, participant_2, opportunity_id)
+);
+
+create index if not exists nexus_conversations_participants_idx on public.nexus_conversations (participant_1, participant_2);
+
+-- ============================================================================
+-- DISPUTES & RESOLUTION
+-- ============================================================================
+
+create table if not exists public.nexus_disputes (
+  id uuid primary key default gen_random_uuid(),
+  contract_id uuid not null references public.nexus_contracts(id) on delete cascade,
+  reported_by uuid not null references public.user_profiles(id) on delete cascade,
+  reason text not null,
+  description text,
+  evidence_urls text[] default '{}',
+  status text not null default 'open' check (status in ('open', 'reviewing', 'resolved', 'escalated')),
+  resolution_notes text,
+  resolved_by uuid references public.user_profiles(id) on delete set null,
+  resolved_at timestamptz,
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now()
+);
+
+create index if not exists nexus_disputes_contract_idx on public.nexus_disputes (contract_id);
+create index if not exists nexus_disputes_status_idx on public.nexus_disputes (status);
+
+-- ============================================================================
+-- RLS POLICIES
+-- ============================================================================
+
+alter table public.nexus_creator_profiles enable row level security;
+alter table public.nexus_portfolio_items enable row level security;
+alter table public.nexus_skill_endorsements enable row level security;
+alter table public.nexus_opportunities enable row level security;
+alter table public.nexus_applications enable row level security;
+alter table public.nexus_reviews enable row level security;
+alter table public.nexus_contracts enable row level security;
+alter table public.nexus_milestones enable row level security;
+alter table public.nexus_payments enable row level security;
+alter table public.nexus_commission_ledger enable row level security;
+alter table public.nexus_messages enable row level security;
+alter table public.nexus_conversations enable row level security;
+alter table public.nexus_disputes enable row level security;
+
+-- Creator Profiles: verified visible, own editable
+create policy "Verified creator profiles visible to all" on public.nexus_creator_profiles
+  for select using (verified = true or auth.uid() = user_id or exists(select 1 from public.user_profiles where id = auth.uid() and user_type = 'admin'));
+
+create policy "Users manage own creator profile" on public.nexus_creator_profiles
+  for all using (auth.uid() = user_id) with check (auth.uid() = user_id);
+
+-- Portfolio: public for verified creators
+create policy "Portfolio items visible when creator verified" on public.nexus_portfolio_items
+  for select using (
+    exists(select 1 from public.nexus_creator_profiles where user_id = user_id and verified = true) or
+    auth.uid() = user_id
+  );
+
+create policy "Users manage own portfolio" on public.nexus_portfolio_items
+  for all using (auth.uid() = user_id) with check (auth.uid() = user_id);
+
+-- Endorsements: all visible
+create policy "Endorsements readable by all authenticated" on public.nexus_skill_endorsements
+  for select using (auth.role() = 'authenticated');
+
+create policy "Users can endorse skills" on public.nexus_skill_endorsements
+  for insert with check (auth.uid() = endorsed_by);
+
+-- Opportunities: open ones visible, own/applied visible to creator
+create policy "Open opportunities visible to all" on public.nexus_opportunities
+  for select using (status = 'open' or auth.uid() = posted_by or
+    exists(select 1 from public.nexus_applications where opportunity_id = id and creator_id = auth.uid()));
+
+create policy "Clients post opportunities" on public.nexus_opportunities
+  for insert with check (auth.uid() = posted_by);
+
+create policy "Clients manage own opportunities" on public.nexus_opportunities
+  for update using (auth.uid() = posted_by);
+
+-- Applications: involved parties see
+create policy "Applications visible to applicant and poster" on public.nexus_applications
+  for select using (auth.uid() = creator_id or auth.uid() in (select posted_by from public.nexus_opportunities where id = opportunity_id));
+
+create policy "Creators submit applications" on public.nexus_applications
+  for insert with check (auth.uid() = creator_id);
+
+create policy "Applicants/posters update applications" on public.nexus_applications
+  for update using (auth.uid() = creator_id or auth.uid() in (select posted_by from public.nexus_opportunities where id = opportunity_id));
+
+-- Reviews: visible to parties, admin
+create policy "Reviews visible to involved" on public.nexus_reviews
+  for select using (auth.uid() = creator_id or auth.uid() = reviewer_id or exists(select 1 from public.user_profiles where id = auth.uid() and user_type = 'admin'));
+
+-- Contracts: involved parties only
+create policy "Contracts visible to parties" on public.nexus_contracts
+  for select using (auth.uid() = creator_id or auth.uid() = client_id or exists(select 1 from public.user_profiles where id = auth.uid() and user_type = 'admin'));
+
+-- Messages: involved parties
+create policy "Messages visible to parties" on public.nexus_messages
+  for select using (auth.uid() = sender_id or auth.uid() = recipient_id);
+
+create policy "Users send messages" on public.nexus_messages
+  for insert with check (auth.uid() = sender_id);
+
+-- Conversations: participants
+create policy "Conversations visible to participants" on public.nexus_conversations
+  for select using (auth.uid() in (participant_1, participant_2));
+
+-- Disputes: involved parties
+create policy "Disputes visible to involved" on public.nexus_disputes
+  for select using (auth.uid() in (select creator_id from public.nexus_contracts where id = contract_id union select client_id from public.nexus_contracts where id = contract_id) or exists(select 1 from public.user_profiles where id = auth.uid() and user_type = 'admin'));
+
+-- ============================================================================
+-- TRIGGERS
+-- ============================================================================
+
+create or replace function public.set_updated_at()
+returns trigger as $$
+begin
+  new.updated_at = now();
+  return new;
+end;
+$$ language plpgsql;
+
+create trigger nexus_creator_profiles_set_updated_at before update on public.nexus_creator_profiles for each row execute function public.set_updated_at();
+create trigger nexus_portfolio_items_set_updated_at before update on public.nexus_portfolio_items for each row execute function public.set_updated_at();
+create trigger nexus_opportunities_set_updated_at before update on public.nexus_opportunities for each row execute function public.set_updated_at();
+create trigger nexus_applications_set_updated_at before update on public.nexus_applications for each row execute function public.set_updated_at();
+create trigger nexus_contracts_set_updated_at before update on public.nexus_contracts for each row execute function public.set_updated_at();
+create trigger nexus_milestones_set_updated_at before update on public.nexus_milestones for each row execute function public.set_updated_at();
+create trigger nexus_payments_set_updated_at before update on public.nexus_payments for each row execute function public.set_updated_at();
+create trigger nexus_commission_ledger_set_updated_at before update on public.nexus_commission_ledger for each row execute function public.set_updated_at();
+create trigger nexus_conversations_set_updated_at before update on public.nexus_conversations for each row execute function public.set_updated_at();
+create trigger nexus_disputes_set_updated_at before update on public.nexus_disputes for each row execute function public.set_updated_at();
+
+-- ============================================================================
+-- COMMENTS
+-- ============================================================================
+
+comment on table public.nexus_creator_profiles is 'Creator profiles with skills, rates, portfolio';
+comment on table public.nexus_portfolio_items is 'Creator portfolio/project showcase';
+comment on table public.nexus_skill_endorsements is 'Peer endorsements for skill validation';
+comment on table public.nexus_opportunities is 'Job/collaboration postings by clients';
+comment on table public.nexus_applications is 'Creator applications to opportunities';
+comment on table public.nexus_reviews is 'Reviews/ratings for completed work';
+comment on table public.nexus_contracts is 'Signed contracts with AeThex commission split';
+comment on table public.nexus_milestones is 'Contract milestones for progressive payments';
+comment on table public.nexus_payments is 'Payment transactions and commission tracking';
+comment on table public.nexus_commission_ledger is 'Financial ledger for AeThex revenue tracking';
+comment on table public.nexus_messages is 'Marketplace messaging between parties';
+comment on table public.nexus_conversations is 'Message conversation threads';
+comment on table public.nexus_disputes is 'Dispute resolution for contracts';