diff --git a/supabase/migrations/2026-05-16-create-survey-responses.sql b/supabase/migrations/2026-05-16-create-survey-responses.sql
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index 0000000..3eb3027
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+-- CONTOUR PMF 설문 응답 저장.
+-- 불특정 다수 익명 응답: anon INSERT 허용, SELECT는 service role(admin)만.
+
+create table public.survey_responses (
+  id uuid primary key default gen_random_uuid(),
+  created_at timestamptz not null default now(),
+
+  -- Q1 식별
+  age_range text,
+  status text,
+
+  -- Q2 자각 빈도
+  awareness_freq text,
+
+  -- Q3 도구 사용 (멀티)
+  tools_used text[],
+  tools_other text,
+
+  -- Q4 비용
+  cost_range text,
+
+  -- Q5 만족도
+  best_tool text,
+  best_satisfy int,
+
+  -- Q6 자유 의견 (핵심 자발 발화)
+  free_opinion text,
+
+  -- Q7 이메일 (옵션)
+  email text,
+  email_confirmation_sent boolean default false,
+
+  -- 메타
+  user_agent text,
+  referrer text,
+  utm_source text,
+  utm_medium text,
+  utm_campaign text,
+
+  -- 분석용
+  completion_seconds int
+);
+
+create index idx_survey_created on public.survey_responses(created_at desc);
+create index idx_survey_email on public.survey_responses(email) where email is not null;
+
+-- RLS
+alter table public.survey_responses enable row level security;
+
+-- anon insert 허용 (불특정 다수 응답 받기)
+create policy "anon insert survey" on public.survey_responses
+  for insert to anon
+  with check (true);
+
+-- SELECT 정책 없음 → service role(admin)만 조회 가능