{
  "contract_version": "gab_041_contract_v1",
  "gab_id": "GAB-041",
  "canonical_name": "BadgeUnlockCelebration",
  "module_owner": "EdTechPlayKit",
  "renderer_key": "text_cta",
  "required_fields": [
    "gab_id",
    "badge_celebration_id",
    "kicker",
    "badge_emoji",
    "title",
    "body"
  ],
  "optional_fields": [
    "primary_cta",
    "renderer_note",
    "accessibility"
  ],
  "field_types": {
    "badge_celebration_id": "string — identifiant unique de l'instance célébration",
    "kicker": "string — libellé court au-dessus du badge (ex: 'Badge débloqué')",
    "badge_emoji": "string — emoji du badge affiché dans le disque (ex: '🏅')",
    "title": "string — nom du badge (ex: 'Régulier')",
    "body": "string — description courte de l'accomplissement",
    "primary_cta": "object{label:string, icon:string, action:string}",
    "renderer_note": "string — note interne affichée discrètement sous le bouton",
    "accessibility": "object{badge_alt:string, keyboard_navigable:boolean, prefers_reduced_motion:boolean}"
  },
  "constraints": [
    "badge_emoji : emoji texte uniquement, jamais une URL image (anti-invention).",
    "primary_cta.action : identifiant fonctionnel (ex: 'replay_animation'), pas une URL.",
    "body : texte court, facile à lire pour un collégien/lycéen.",
    "PlayKit affiche uniquement — l'attribution du badge est du ressort de GamificationAdapter, jamais de ce renderer."
  ],
  "blocked_conditions": [
    "kicker absent (BLOCKED)",
    "title absent (BLOCKED)",
    "body absent (BLOCKED)",
    "badge_emoji absent (BLOCKED)"
  ],
  "accessibility": [
    "keyboard_navigable",
    "focus_visible",
    "prefers_reduced_motion",
    "badge_alt pour lecteurs d'écran"
  ],
  "qa_cases": [
    { "case": "instance conforme", "expected": "rendu complet, animation badge-pop, étincelles, 0 erreur" },
    { "case": "champ requis manquant (ex: title absent)", "expected": "BLOCKED listant le champ manquant" },
    { "case": "instance externe injectée via init(ext)", "expected": "le rendu change sans modifier le HTML" },
    { "case": "bouton Rejouer cliqué", "expected": "animation badge-pop + étincelles relancées" },
    { "case": "responsive 375/768/1024", "expected": "aucun débordement horizontal, carte centrée" },
    { "case": "prefers-reduced-motion actif", "expected": "animations réduites à 0.01ms" }
  ],
  "traceability": {
    "derived_from_core_gab": "GAB-041",
    "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)."
  }
}