diff --git a/supabase/migrations/20260417170055_029831ee-4fe4-41ae-bf04-f7875b5fdf31.sql b/supabase/migrations/20260417170055_029831ee-4fe4-41ae-bf04-f7875b5fdf31.sql
new file mode 100644
index 0000000..4239d35
--- /dev/null
+++ b/supabase/migrations/20260417170055_029831ee-4fe4-41ae-bf04-f7875b5fdf31.sql
@@ -0,0 +1,15 @@
+
+DROP POLICY IF EXISTS "Qualquer pessoa pode enviar lead" ON public.enterprise_leads;
+
+CREATE POLICY "Visitantes podem enviar lead"
+  ON public.enterprise_leads FOR INSERT
+  TO anon, authenticated
+  WITH CHECK (
+    char_length(company_name) BETWEEN 1 AND 200
+    AND char_length(contact_name) BETWEEN 1 AND 200
+    AND char_length(email) BETWEEN 3 AND 320
+    AND email ~* '^[^@\s]+@[^@\s]+\.[^@\s]+$'
+    AND team_size IN ('1-10','11-50','51-200','200+')
+    AND (message IS NULL OR char_length(message) <= 2000)
+    AND status = 'new'
+  );