{
  "contract_version": "gab_019_contract_v1",
  "gab_id": "GAB-019",
  "canonical_name": "SessionFastModePrompt",
  "module_owner": "EdTechPlayEngine",
  "renderer_key": "text_cta",
  "required_fields": [
    "gab_id",
    "prompt_id",
    "title",
    "body",
    "primary_cta",
    "secondary_cta"
  ],
  "optional_fields": [
    "toggle_label",
    "effects",
    "accessibility"
  ],
  "field_types": {
    "gab_id": "string — doit valoir 'GAB-019'",
    "prompt_id": "string — identifiant unique de l'instance",
    "title": "string — titre de la proposition (ex: 'Mode rapide ?')",
    "body": "string — description courte expliquant la valeur du mode rapide",
    "toggle_label": "string — libellé du toggle (défaut 'Mode rapide')",
    "primary_cta": "object{label:string, action:string}",
    "secondary_cta": "object{label:string, action:string}",
    "effects": "array<{icon:string, label:string}> — liste des effets du mode rapide",
    "accessibility": "object{toggle_aria_label:string}"
  },
  "constraints": [
    "primary_cta et secondary_cta : objets avec label et action obligatoires.",
    "effects : tableau d'objets {icon, label} ; peut être vide (rendu sans liste d'effets).",
    "title + body viennent exclusivement du JSON — jamais de texte en dur dans le renderer."
  ],
  "blocked_conditions": [
    "title absent (BLOCKED)",
    "body absent (BLOCKED)",
    "primary_cta absent (BLOCKED)",
    "secondary_cta absent (BLOCKED)"
  ],
  "accessibility": [
    "keyboard_navigable",
    "focus_visible",
    "prefers_reduced_motion",
    "toggle aria-label depuis instance (toggle_aria_label ou toggle_label)",
    "aria-pressed reflète l'état du toggle"
  ],
  "qa_cases": [
    { "case": "instance conforme", "expected": "rendu complet, titre/body/effets affichés, 0 erreur" },
    { "case": "title absent", "expected": "BLOCKED — panneau d'erreur coral" },
    { "case": "primary_cta absent", "expected": "BLOCKED — panneau d'erreur coral" },
    { "case": "toggle flip", "expected": "fond vire gold, effets deviennent .active, aria-pressed=true" },
    { "case": "clic primary_cta", "expected": "panneau mint 'Mode rapide activé', toggle passe ON" },
    { "case": "clic secondary_cta", "expected": "panneau mint 'Mode standard conservé', toggle reste/passe OFF" },
    { "case": "instance externe injectée", "expected": "le rendu change sans modifier le HTML" },
    { "case": "effects vide []", "expected": "rendu sans liste d'effets, pas d'erreur" },
    { "case": "responsive 375/768/1024", "expected": "aucun débordement horizontal" }
  ],
  "traceability": {
    "derived_from_core_gab": "GAB-019",
    "note": "Ce schema VALIDE l'instance. Le contrat pédagogique complet (input_contract/validation_logic/feedback_scoring_logic) vit dans le CORE-GAB officiel, pas ici (évite la duplication)."
  }
}