/* ==========================================================================
   Arene AcademieCo - Multi-Game Educational Arena
   Pop Art / Modern / Fun style
   All styles scoped to #academy-game-root
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties
   -------------------------------------------------------------------------- */
#academy-game-root {
  --bdt-bg: #1a1a2e;
  --bdt-primary: #e94560;
  --bdt-secondary: #0f3460;
  --bdt-energy: #f5c518;
  --bdt-success: #00d2ff;
  --bdt-text: #ffffff;
  --bdt-heart: #ff4757;
  --bdt-heart-lost: #444466;
  --bdt-border: 3px solid rgba(233, 69, 96, 0.4);
  --bdt-radius: 14px;
  --bdt-radius-sm: 8px;
  --bdt-shadow-glow: 0 0 20px rgba(233, 69, 96, 0.3);
  /* Robust native stack — renders crisp heavy weights on every OS without
     needing to load a webfont. (Nunito is not loaded as a webfont here, so
     the old stack silently degraded to Segoe UI on Windows and to a generic
     sans on Mac/Linux — where weight 900 then looked flat or blurry.) */
  --bdt-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Segoe UI Variable', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --bdt-font-display: var(--bdt-font);
  --bdt-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------------------------------------------------------
   Base Container
   -------------------------------------------------------------------------- */
#academy-game-root {
  font-family: var(--bdt-font);
  background: var(--bdt-bg);
  color: var(--bdt-text);
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  user-select: none;
  -webkit-user-select: none;
  /* v3.39.2 — Full-bleed (Pat 2026-05-02) : casse le max-width du thème WP
     pour que l'arène s'étale sur toute la largeur du viewport. Technique
     "full bleed" : on prend 100vw et on tire l'élément hors de son parent
     via marges calc(50% - 50vw). No-op si le parent est déjà full-width. */
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

#academy-game-root *,
#academy-game-root *::before,
#academy-game-root *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* --------------------------------------------------------------------------
   Shared Components
   -------------------------------------------------------------------------- */

/* --- Player Card --- */
#academy-game-root .bdt-player {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-width: 120px;
}

#academy-game-root .bdt-avatar-wrap {
  position: relative;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--bdt-primary);
  box-shadow: 0 0 15px rgba(233, 69, 96, 0.4);
}

#academy-game-root .bdt-avatar-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Rarity glow overrides */
#academy-game-root .bdt-avatar-wrap.rarity-common {
  border-color: #b0b0b0;
  box-shadow: 0 0 12px rgba(176, 176, 176, 0.3);
}
#academy-game-root .bdt-avatar-wrap.rarity-rare {
  border-color: #4dabf7;
  box-shadow: 0 0 18px rgba(77, 171, 247, 0.5);
}
#academy-game-root .bdt-avatar-wrap.rarity-epic {
  border-color: #be4bdb;
  box-shadow: 0 0 22px rgba(190, 75, 219, 0.5);
}
#academy-game-root .bdt-avatar-wrap.rarity-legendary {
  border-color: var(--bdt-energy);
  box-shadow: 0 0 28px rgba(245, 197, 24, 0.6);
  animation: legendaryPulse 2s ease-in-out infinite;
}

#academy-game-root .bdt-player-name {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.3px;
  text-align: center;
  max-width: 130px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#academy-game-root .bdt-player-title {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 10px;
  border-radius: 20px;
  color: #fff;
  white-space: nowrap;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 4px;
}

/* Rarity colors — matches BuddyBoss activity feed pills (v2.1.34) */
#academy-game-root .bdt-player-title.academy-rarity-common {
  background: #64748b;
  box-shadow: 0 2px 6px rgba(100, 116, 139, 0.4),
              0 0 12px rgba(100, 116, 139, 0.25);
}
#academy-game-root .bdt-player-title.academy-rarity-rare {
  background: #3b82f6;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.5),
              0 0 16px rgba(59, 130, 246, 0.35);
}
#academy-game-root .bdt-player-title.academy-rarity-epic {
  background: #a855f7;
  box-shadow: 0 2px 8px rgba(168, 85, 247, 0.5),
              0 0 18px rgba(168, 85, 247, 0.4);
}
#academy-game-root .bdt-player-title.academy-rarity-legendary {
  background: linear-gradient(135deg, #f59e0b, #e88d00);
  box-shadow: 0 2px 10px rgba(245, 158, 11, 0.55),
              0 0 22px rgba(245, 158, 11, 0.45);
  animation: titleLegendaryPulse 2.5s ease-in-out infinite;
}
#academy-game-root .bdt-player-title.academy-rarity-secret {
  background: linear-gradient(135deg, #e94560, #9b2c6f);
  box-shadow: 0 2px 10px rgba(233, 69, 96, 0.55),
              0 0 22px rgba(155, 44, 111, 0.4);
}
@keyframes titleLegendaryPulse {
  0%, 100% { box-shadow: 0 2px 10px rgba(245, 158, 11, 0.55), 0 0 22px rgba(245, 158, 11, 0.45); }
  50%      { box-shadow: 0 2px 14px rgba(245, 158, 11, 0.75), 0 0 32px rgba(245, 158, 11, 0.7); }
}

#academy-game-root .bdt-player-level {
  font-size: 12px;
  font-weight: 700;
  color: var(--bdt-success);
}

/* --- Hearts --- */
#academy-game-root .bdt-hearts {
  display: flex;
  gap: 6px;
  font-size: 22px;
  line-height: 1;
}

#academy-game-root .bdt-heart {
  color: var(--bdt-heart);
  transition: all 0.3s ease;
  display: inline-block;
}

#academy-game-root .bdt-heart.lost {
  color: var(--bdt-heart-lost);
  /* Emoji fonts don't respect `color`, so visually fade the lost heart:
     desaturate + dim + shrink so it reads clearly as "gone". */
  filter: grayscale(1) brightness(0.45) opacity(0.35);
  transform: scale(0.8);
  animation: heartBreak 0.5s ease forwards;
}

/* --- Buttons --- */
#academy-game-root .bdt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--bdt-font);
  font-size: 16px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 14px 32px;
  border: 3px solid transparent;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--bdt-transition);
  position: relative;
  overflow: hidden;
  outline: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

#academy-game-root .bdt-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  pointer-events: none;
}

#academy-game-root .bdt-btn:active {
  transform: scale(0.95);
}

#academy-game-root .bdt-btn-primary {
  background: linear-gradient(135deg, var(--bdt-primary), #d63851);
  color: var(--bdt-text);
  border-color: var(--bdt-primary);
  box-shadow: 0 4px 20px rgba(233, 69, 96, 0.4);
}

#academy-game-root .bdt-btn-primary:hover {
  box-shadow: 0 6px 30px rgba(233, 69, 96, 0.6);
  transform: translateY(-2px);
}

#academy-game-root .bdt-btn-secondary {
  background: transparent;
  color: var(--bdt-text);
  border-color: rgba(255, 255, 255, 0.3);
}

#academy-game-root .bdt-btn-secondary:hover {
  border-color: var(--bdt-success);
  color: var(--bdt-success);
}

#academy-game-root .bdt-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
}

/* --------------------------------------------------------------------------
   SCREEN 0: MENU
   -------------------------------------------------------------------------- */
#academy-game-root .aca-menu {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  max-width: 1120px;
  width: 100%;
  animation: fadeIn 0.5s ease;
  padding: 10px 0;
  position: relative;
}

#academy-game-root .aca-logo-big {
  width: 80px;
  height: 80px;
}

#academy-game-root .aca-menu-title {
  font-size: 30px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 3px;
  text-align: center;
  background: linear-gradient(135deg, var(--bdt-primary), var(--bdt-energy), var(--bdt-success));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

#academy-game-root .aca-menu-subtitle {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.45);
  margin-top: -12px;
}

#academy-game-root .aca-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
}

#academy-game-root .aca-section-label {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  color: rgba(255, 255, 255, 0.4);
}

/* Hint shown when no year picked yet (forces level-first selection) */
#academy-game-root .aca-mode-hint {
  padding: 18px 22px;
  border: 1.5px dashed rgba(245, 197, 24, 0.35);
  border-radius: 14px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  max-width: 440px;
  background: rgba(245, 197, 24, 0.06);
  letter-spacing: 0.3px;
}

/* --- Level buttons (legacy, toujours utilis\u00e9 par d'autres endroits) --- */
#academy-game-root .aca-levels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

/* ============================================================
   Level picker v3.19.17 — Primaire/Secondaire toggle + roulette
   Compact, fits within 520px, ne chevauche plus le widget Nouveaut\u00e9s.
   ============================================================ */
#academy-game-root .aca-level-picker {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  width: 100%;
  max-width: 560px;
}
#academy-game-root .aca-level-group-tabs {
  display: inline-flex;
  padding: 4px;
  background: rgba(15, 52, 96, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  gap: 4px;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}
#academy-game-root .aca-level-group-btn {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 9px 22px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  transition: color 0.16s ease, background 0.2s ease, transform 0.16s ease;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
#academy-game-root .aca-level-group-btn:hover { color: #fff; }
#academy-game-root .aca-level-group-btn.active {
  background: linear-gradient(135deg, #f5c518 0%, #ffd700 50%, #f59e0b 100%);
  color: #1a1a2e;
  box-shadow: 0 2px 10px rgba(245, 197, 24, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.4);
  transform: translateY(-1px);
}

/* Rang\u00e9e statique d'ann\u00e9es (v3.19.18) \u2014 tous les niveaux du groupe,
   sans scroll ni snap. 6 items max en primaire, 5 en secondaire. */
#academy-game-root .aca-level-year-row {
  display: flex;
  gap: 10px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  width: 100%;
  max-width: 560px;
}
#academy-game-root .aca-level-year-btn {
  flex: 0 0 auto;
  min-width: 64px;
  padding: 12px 18px;
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 1px;
  border: 2px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(145deg, rgba(15, 52, 96, 0.45), rgba(26, 26, 46, 0.75));
  color: rgba(255, 255, 255, 0.55);
  border-radius: 14px;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, color 0.18s ease;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.22);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
#academy-game-root .aca-level-year-btn:hover {
  color: #fff;
  transform: translateY(-2px);
  border-color: rgba(0, 210, 255, 0.4);
}
#academy-game-root .aca-level-year-btn.active {
  color: #1a1a2e;
  background: linear-gradient(135deg, #f5c518 0%, #ffd700 45%, #f59e0b 100%);
  border-color: #ffd700;
  box-shadow: 0 0 22px rgba(245, 197, 24, 0.5), 0 4px 12px rgba(0, 0, 0, 0.3);
  transform: scale(1.08);
}

/* Ann\u00e9e verrouill\u00e9e (anti-farm 24h) */
#academy-game-root .aca-level-year-btn.locked {
  position: relative;
  opacity: 0.4;
  background: linear-gradient(145deg, rgba(60, 30, 50, 0.4), rgba(30, 20, 40, 0.6));
  border-color: rgba(233, 69, 96, 0.25);
  color: rgba(255, 200, 200, 0.6);
  cursor: not-allowed;
}
#academy-game-root .aca-level-year-btn.locked:hover {
  transform: none;
  opacity: 0.55;
}
#academy-game-root .aca-level-year-lock {
  position: absolute;
  top: -4px;
  right: -4px;
  font-size: 11px;
  line-height: 1;
  background: #e94560;
  color: #fff;
  padding: 2px 4px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Petit shake quand on clique sur un bouton verrouill\u00e9 */
@keyframes acaYearShakeNo {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-5px); }
  40% { transform: translateX(5px); }
  60% { transform: translateX(-3px); }
  80% { transform: translateX(3px); }
}
#academy-game-root .aca-level-year-btn.shake-no {
  animation: acaYearShakeNo 0.35s ease-in-out;
}

@media (prefers-reduced-motion: reduce) {
  #academy-game-root .aca-level-year-btn,
  #academy-game-root .aca-level-group-btn { transition: none; }
}

#academy-game-root .aca-level-btn {
  font-family: var(--bdt-font);
  font-size: 13px;
  font-weight: 800;
  padding: 8px 16px;
  border-radius: 50px;
  border: 2px solid rgba(255, 255, 255, 0.12);
  background: rgba(15, 52, 96, 0.3);
  color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: var(--bdt-transition);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

#academy-game-root .aca-level-btn:hover {
  border-color: var(--bdt-success);
  color: var(--bdt-success);
}

#academy-game-root .aca-level-btn.active {
  border-color: var(--bdt-energy);
  color: var(--bdt-energy);
  background: rgba(245, 197, 24, 0.12);
  box-shadow: 0 0 14px rgba(245, 197, 24, 0.25);
}

/* --- Mode cards --- */
#academy-game-root .aca-modes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  width: 100%;
  max-width: 420px;
}

/* Desktop layout (>= 900px) — plus horizontal :
   - grille modes sur 3 colonnes (mode vedette couvre toute la largeur)
   - widget Nouveaut\u00e9s compact (tr\u00e8s petit) pin\u00e9 en haut \u00e0 gauche */
@media (min-width: 900px) {
  #academy-game-root .aca-menu {
    padding-top: 20px;
    /* Pas de padding-left : le contenu principal reste centr\u00e9. Le widget
       Nouveaut\u00e9s est pin\u00e9 en absolute \u00e0 gauche sans d\u00e9caler le reste. */
  }
  /* v3.42.0 — bumpé à 4 colonnes (Landing-2 ping : 4-5 cards visibles desktop) */
  #academy-game-root .aca-modes {
    grid-template-columns: repeat(4, 1fr);
    max-width: 880px;
    gap: 12px;
  }
  #academy-game-root .aca-mode-card.featured,
  #academy-game-root .aca-mode-card[data-mode="grande-revision"] {
    grid-column: span 4;
  }
  /* Nouveaut\u00e9s : widget mini fix\u00e9 en haut \u00e0 gauche, tr\u00e8s discret */
  #academy-game-root .aca-menu .aca-news-section {
    position: absolute;
    top: 12px;
    left: 0;
    width: 160px;
    max-width: 160px;
    margin: 0;
    align-items: stretch;
    opacity: 0.85;
    transition: opacity 0.2s;
  }
  #academy-game-root .aca-menu .aca-news-section:hover {
    opacity: 1;
  }
  #academy-game-root .aca-menu .aca-news-section .aca-section-label {
    font-size: 8px;
    letter-spacing: 1.5px;
    text-align: left;
    margin-bottom: 4px;
    opacity: 0.5;
  }
  #academy-game-root .aca-menu .aca-news-list {
    gap: 4px;
  }
  #academy-game-root .aca-menu .aca-news-card {
    padding: 5px 7px;
    gap: 7px;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
  }
  #academy-game-root .aca-menu .aca-news-icon {
    width: 22px;
    height: 22px;
    font-size: 14px;
    border-radius: 6px;
  }
  #academy-game-root .aca-menu .aca-news-title {
    font-size: 10px;
    font-weight: 700;
  }
  #academy-game-root .aca-menu .aca-news-desc {
    font-size: 9px;
    line-height: 1.25;
    opacity: 0.7;
    /* Coupe \u00e0 2 lignes pour garder le widget compact */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  #academy-game-root .aca-menu .aca-news-badge {
    font-size: 7px;
    padding: 1px 4px;
    letter-spacing: 0.5px;
  }
  #academy-game-root .aca-menu .aca-news-title-row {
    gap: 4px;
    margin-bottom: 0;
  }
}

/* Desktop XL (>= 1200px) — 5 colonnes (Landing-2 ping v3.42.0) */
@media (min-width: 1200px) {
  #academy-game-root .aca-modes {
    grid-template-columns: repeat(5, 1fr);
    max-width: 1140px;
  }
  #academy-game-root .aca-mode-card.featured,
  #academy-game-root .aca-mode-card[data-mode="grande-revision"] {
    grid-column: span 5;
  }
}

#academy-game-root .aca-mode-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 18px 12px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--bdt-radius);
  background: linear-gradient(145deg, rgba(15, 52, 96, 0.4), rgba(26, 26, 46, 0.7));
  cursor: pointer;
  transition: var(--bdt-transition);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

#academy-game-root .aca-mode-card:hover {
  border-color: rgba(0, 210, 255, 0.4);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 210, 255, 0.15);
}

#academy-game-root .aca-mode-card.selected {
  border-color: var(--bdt-success);
  background: linear-gradient(145deg, rgba(0, 210, 255, 0.1), rgba(15, 52, 96, 0.5));
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.25);
}

/* v3.36.0 — modes secondaires (tous sauf Grande Révision) : tuile réduite ~50%
   pour mettre la GR en tête de pelle. L'icône, le label et la description
   shrinkent proportionnellement. */
#academy-game-root .aca-mode-card.secondary {
  padding: 10px 8px;
  gap: 4px;
  transform: scale(0.85);
  transform-origin: top center;
  opacity: 0.92;
}
#academy-game-root .aca-mode-card.secondary .aca-mode-icon,
#academy-game-root .aca-mode-card.secondary .aca-mode-card-icon {
  font-size: 0.65em;
  transform: scale(0.7);
}
#academy-game-root .aca-mode-card.secondary .aca-mode-label,
#academy-game-root .aca-mode-card.secondary .aca-mode-card-label {
  font-size: 0.85em;
}
#academy-game-root .aca-mode-card.secondary .aca-mode-desc,
#academy-game-root .aca-mode-card.secondary .aca-mode-card-desc {
  font-size: 0.75em;
  opacity: 0.75;
}
#academy-game-root .aca-mode-card.secondary:hover {
  opacity: 1;
  transform: scale(0.88) translateY(-2px);
}

/* La Grande Révision — featured mode, visuellement distinct */
#academy-game-root .aca-mode-card.featured,
#academy-game-root .aca-mode-card[data-mode="grande-revision"] {
  background: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 40%, #e94560 100%);
  border-color: #ffd700;
  box-shadow: 0 0 30px rgba(0, 210, 255, 0.4), 0 0 60px rgba(233, 69, 96, 0.25);
  grid-column: span 2;
  position: relative;
  overflow: hidden;
}
#academy-game-root .aca-mode-card.featured::before {
  content: '⭐ SPÉCIAL';
  position: absolute;
  top: 8px;
  right: 8px;
  background: #ffd700;
  color: #1a1a2e;
  font-size: 10px;
  font-weight: 900;
  padding: 3px 8px;
  border-radius: 20px;
  letter-spacing: 0.05em;
  z-index: 2;
}
#academy-game-root .aca-mode-card.featured .aca-mode-icon {
  font-size: 44px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3));
}
#academy-game-root .aca-mode-card.featured .aca-mode-label {
  font-size: 16px;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,0.4);
}
#academy-game-root .aca-mode-card.featured .aca-mode-desc {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 700;
}

/* Discipline badge — apparaît au-dessus de la question en mode Grande Révision */
#academy-game-root .bdt-discipline-badge {
  display: inline-block;
  background: linear-gradient(135deg, #00d2ff, #3a7bd5);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  padding: 5px 14px;
  border-radius: 20px;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
  text-shadow: 0 1px 2px rgba(0,0,0,0.2);
  box-shadow: 0 2px 8px rgba(0, 210, 255, 0.3);
  animation: popIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

#academy-game-root .aca-mode-icon {
  font-size: 32px;
  line-height: 1;
}

/* Image-based icon (featured modes with a branded PNG like grande-revision) */
#academy-game-root .aca-mode-icon-img {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 72px;
  line-height: 1;
}
#academy-game-root .aca-mode-icon-img img {
  max-width: 80px;
  max-height: 72px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.35))
          drop-shadow(0 0 18px rgba(255, 255, 255, 0.15));
  animation: featuredIconFloat 3s ease-in-out infinite;
}
@keyframes featuredIconFloat {
  0%, 100% { transform: translateY(0) rotate(-1.5deg); }
  50%      { transform: translateY(-3px) rotate(1.5deg); }
}
#academy-game-root .aca-mode-card.featured .aca-mode-icon-img {
  height: 84px;
}
#academy-game-root .aca-mode-card.featured .aca-mode-icon-img img {
  max-width: 92px;
  max-height: 84px;
}

#academy-game-root .aca-mode-label {
  font-size: 14px;
  font-weight: 800;
  text-align: center;
  letter-spacing: 0.5px;
}

#academy-game-root .aca-mode-desc {
  font-size: 11px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.4);
  text-align: center;
  line-height: 1.3;
}

/* --- Play button --- */
#academy-game-root .aca-play-btn {
  margin-top: 4px;
  font-size: 18px;
  padding: 16px 48px;
}

/* --------------------------------------------------------------------------
   SCREEN 1: Matchmaking — Street Fighter style versus screen
   -------------------------------------------------------------------------- */
#academy-game-root .bdt-matchmaking {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  max-width: 900px;
  width: 100%;
  padding: 20px;
  animation: fadeIn 0.5s ease;
  position: relative;
  overflow: hidden;
}

/* Animated flame/energy background */
#academy-game-root .bdt-matchmaking::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 10% 50%, rgba(0, 210, 255, 0.25) 0%, transparent 50%),
    radial-gradient(ellipse at 90% 50%, rgba(233, 69, 96, 0.25) 0%, transparent 50%),
    linear-gradient(90deg, transparent 48%, rgba(245, 197, 24, 0.1) 49%, rgba(245, 197, 24, 0.3) 50%, rgba(245, 197, 24, 0.1) 51%, transparent 52%);
  pointer-events: none;
  z-index: 0;
  animation: vsBackgroundPulse 3s ease-in-out infinite;
}
@keyframes vsBackgroundPulse {
  0%, 100% { opacity: 0.8; }
  50%      { opacity: 1; }
}
#academy-game-root .bdt-matchmaking > * {
  position: relative;
  z-index: 1;
}

/* --- Logo --- */
#academy-game-root .bdt-logo {
  width: 64px;
  height: 64px;
  filter: drop-shadow(0 0 18px rgba(0, 210, 255, 0.5)) drop-shadow(0 0 40px rgba(0, 210, 255, 0.2));
  animation: logoPulse 3s ease-in-out infinite;
}

#academy-game-root .bdt-logo svg {
  width: 100%;
  height: 100%;
}

#academy-game-root .bdt-logo svg path {
  fill: rgba(255, 255, 255, 0.9);
}

@keyframes logoPulse {
  0%, 100% {
    filter: drop-shadow(0 0 18px rgba(0, 210, 255, 0.5)) drop-shadow(0 0 40px rgba(0, 210, 255, 0.2));
    transform: scale(1);
  }
  50% {
    filter: drop-shadow(0 0 28px rgba(0, 210, 255, 0.7)) drop-shadow(0 0 60px rgba(245, 197, 24, 0.3));
    transform: scale(1.04);
  }
}

#academy-game-root .bdt-matchmaking-title {
  font-size: 38px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 4px;
  text-align: center;
  background: linear-gradient(135deg, var(--bdt-primary), var(--bdt-energy), var(--bdt-success));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(245, 197, 24, 0.4);
  animation: sfTitleGlow 2s ease-in-out infinite;
}
@keyframes sfTitleGlow {
  0%, 100% { filter: drop-shadow(0 0 8px rgba(245, 197, 24, 0.4)); }
  50%      { filter: drop-shadow(0 0 16px rgba(245, 197, 24, 0.8)) drop-shadow(0 0 32px rgba(233, 69, 96, 0.4)); }
}

#academy-game-root .aca-level-badge {
  font-size: 13px;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: 50px;
  background: rgba(0, 210, 255, 0.1);
  border: 1px solid rgba(0, 210, 255, 0.3);
  color: var(--bdt-success);
  letter-spacing: 1px;
  margin-top: -12px;
}

/* Versus row — Street Fighter style with diagonal split + big portraits */
#academy-game-root .bdt-versus-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  max-width: 900px;
  position: relative;
  padding: 20px 10px;
}

/* Left player — softer teal team side (tilt reduced, saturation lower) */
#academy-game-root .bdt-versus-row .bdt-player:first-child {
  flex: 1;
  max-width: 280px;
  padding: 18px 14px;
  background: linear-gradient(135deg, rgba(91, 192, 235, 0.18), rgba(15, 52, 96, 0.45));
  border: 2px solid #5bc0eb;
  border-radius: 14px;
  box-shadow:
    0 0 18px rgba(91, 192, 235, 0.3),
    inset 0 0 20px rgba(91, 192, 235, 0.1),
    inset 0 2px 6px rgba(255, 255, 255, 0.1);
  position: relative;
  transform: perspective(800px) rotateY(4deg);
  transform-origin: right center;
  animation: sfSlideInLeft 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
#academy-game-root .bdt-versus-row .bdt-player:first-child::before {
  content: 'P1';
  position: absolute;
  top: -10px;
  left: 12px;
  background: #5bc0eb;
  color: #0a1a2e;
  padding: 3px 12px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1.5px;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(91, 192, 235, 0.4);
  font-family: var(--bdt-font);
}
@keyframes sfSlideInLeft {
  0%   { transform: translateX(-80%) perspective(800px) rotateY(15deg); opacity: 0; }
  100% { transform: translateX(0) perspective(800px) rotateY(4deg); opacity: 1; }
}

/* Right side — opponent / searching — warm coral team (softer than neon red) */
#academy-game-root .bdt-versus-row .bdt-player:last-child,
#academy-game-root .bdt-versus-row .bdt-searching {
  flex: 1;
  max-width: 280px;
  padding: 18px 14px;
  background: linear-gradient(-135deg, rgba(238, 90, 111, 0.2), rgba(80, 30, 50, 0.4));
  border: 2px solid #ee5a6f;
  border-radius: 14px;
  box-shadow:
    0 0 18px rgba(238, 90, 111, 0.3),
    inset 0 0 20px rgba(238, 90, 111, 0.1),
    inset 0 2px 6px rgba(255, 255, 255, 0.1);
  position: relative;
  transform: perspective(800px) rotateY(-4deg);
  transform-origin: left center;
}
#academy-game-root .bdt-versus-row .bdt-player:last-child {
  animation: sfSlideInRight 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
#academy-game-root .bdt-versus-row .bdt-player:last-child::before,
#academy-game-root .bdt-versus-row .bdt-searching::before {
  content: 'P2';
  position: absolute;
  top: -10px;
  right: 12px;
  background: #ee5a6f;
  color: #fff;
  padding: 3px 12px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1.5px;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(238, 90, 111, 0.4);
  font-family: var(--bdt-font);
}
@keyframes sfSlideInRight {
  0%   { transform: translateX(80%) perspective(800px) rotateY(-15deg); opacity: 0; }
  100% { transform: translateX(0) perspective(800px) rotateY(-4deg); opacity: 1; }
}

/* VS divider — big Street Fighter style */
#academy-game-root .bdt-vs-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 100px;
  position: relative;
}

#academy-game-root .bdt-vs-text {
  /* System font at 900 + tight letter-spacing gives the same impact feel as
     Impact/Arial-Black but renders crisply on every OS. No more Impact
     fallback surprises. */
  font-family: var(--bdt-font);
  font-size: 64px;
  font-weight: 900;
  letter-spacing: -3px;
  color: #f5c518;
  -webkit-text-stroke: 2px #1a1a2e;
  text-shadow: 0 0 14px rgba(245, 197, 24, 0.55),
               0 3px 0 rgba(0, 0, 0, 0.4);
  animation: sfVsZoom 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
  transform-origin: center;
  line-height: 1;
}
@keyframes sfVsZoom {
  0%   { transform: scale(0) rotate(-180deg); opacity: 0; }
  60%  { transform: scale(1.4) rotate(10deg); opacity: 1; }
  80%  { transform: scale(0.9) rotate(-5deg); }
  100% { transform: scale(1) rotate(0deg); }
}
@keyframes sfVsGradient {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}

/* Player card enhancements inside the versus row */
#academy-game-root .bdt-versus-row .bdt-player .bdt-avatar-wrap {
  width: 90px;
  height: 90px;
  margin: 0 auto 8px;
  border: 3px solid rgba(255, 255, 255, 0.3);
}
#academy-game-root .bdt-versus-row .bdt-player:first-child .bdt-avatar-wrap {
  border-color: #5bc0eb;
  box-shadow: 0 0 16px rgba(91, 192, 235, 0.4);
}
#academy-game-root .bdt-versus-row .bdt-player:last-child .bdt-avatar-wrap {
  border-color: #ee5a6f;
  box-shadow: 0 0 16px rgba(238, 90, 111, 0.4);
}

#academy-game-root .bdt-versus-row .bdt-player .bdt-player-name {
  /* Readability-first: default UI font at heavy weight, no italic, no ALL-CAPS.
     Long whimsical bot names are much easier to parse this way than in
     Impact-italic. Slight dark shadow keeps it from drowning in the glow. */
  font-family: var(--bdt-font);
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0.2px;
  text-transform: none;
  color: #fff;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.75);
  max-width: 100%;
  white-space: normal;
  overflow: visible;
  text-overflow: clip;
  line-height: 1.15;
  word-break: break-word;
  hyphens: auto;
}
#academy-game-root .bdt-versus-row .bdt-player .bdt-player-title {
  max-width: 100%;
  white-space: normal;
  overflow: visible;
  text-overflow: clip;
  line-height: 1.15;
  padding: 4px 12px;
}

/* Hearts row — energy bars under portraits */
#academy-game-root .bdt-versus-row + .bdt-versus-row {
  max-width: 900px;
  padding: 0 30px;
}
#academy-game-root .bdt-versus-row + .bdt-versus-row .bdt-hearts {
  font-size: 20px;
  letter-spacing: 2px;
  padding: 6px 14px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 20px;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* Searching animation */
#academy-game-root .bdt-searching {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  flex: 1;
  max-width: 180px;
}

#academy-game-root .bdt-searching-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 4px dashed var(--bdt-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  animation: spin 3s linear infinite, pulse 1.5s ease-in-out infinite;
}

#academy-game-root .bdt-searching-text {
  font-size: 13px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
  animation: pulse 1.5s ease-in-out infinite;
}

/* Opponent found */
#academy-game-root .bdt-player.opponent-found {
  animation: slideInRight 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

#academy-game-root .bdt-player.user-reveal {
  animation: slideInLeft 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Difficulty selector */
#academy-game-root .bdt-difficulty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
}

#academy-game-root .bdt-difficulty-label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.5);
}

#academy-game-root .bdt-difficulty-options {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

#academy-game-root .bdt-diff-btn {
  font-family: var(--bdt-font);
  font-size: 13px;
  font-weight: 800;
  padding: 10px 20px;
  border-radius: 50px;
  border: 2px solid rgba(255, 255, 255, 0.15);
  background: rgba(15, 52, 96, 0.4);
  color: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: var(--bdt-transition);
  text-transform: uppercase;
  letter-spacing: 1px;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

#academy-game-root .bdt-diff-btn:hover {
  border-color: var(--bdt-success);
  color: var(--bdt-success);
}

#academy-game-root .bdt-diff-btn.active {
  border-color: var(--bdt-energy);
  color: var(--bdt-energy);
  background: rgba(245, 197, 24, 0.1);
  box-shadow: 0 0 12px rgba(245, 197, 24, 0.2);
}

#academy-game-root .bdt-diff-detail {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.35);
  text-align: center;
}

/* Facile = zero-pressure practice mode — bubble + arrow signal no-timer */
#academy-game-root .bdt-diff-btn-easy {
  position: relative;
  overflow: visible;
}
#academy-game-root .bdt-easy-bubble {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 10px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: #1a1a2e;
  background: linear-gradient(180deg, #ffe89c 0%, #f5c518 100%);
  border: 1.5px solid #c58a00;
  border-radius: 8px;
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35), 0 0 12px rgba(245, 197, 24, 0.4);
  pointer-events: none;
  animation: bdtEasyBubbleFloat 2.2s ease-in-out infinite;
  z-index: 2;
  text-transform: none;
}
#academy-game-root .bdt-easy-bubble-arrow {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 7px solid #c58a00;
}
#academy-game-root .bdt-easy-bubble-arrow::after {
  content: '';
  position: absolute;
  top: -8px;
  left: -5px;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid #f5c518;
}
@keyframes bdtEasyBubbleFloat {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(-3px); }
}

/* Timer bar in easy mode: hidden stripe instead of countdown */
#academy-game-root .bdt-timer-bar.bdt-timer-disabled {
  background: linear-gradient(90deg, rgba(78, 205, 196, 0.3), rgba(78, 205, 196, 0.6), rgba(78, 205, 196, 0.3));
  opacity: 0.35;
}

/* --------------------------------------------------------------------------
   SCREEN 2: Battle
   -------------------------------------------------------------------------- */
#academy-game-root .bdt-battle {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: 560px;
  animation: fadeIn 0.4s ease;
}

/* Top bar */
#academy-game-root .bdt-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 12px;
}

#academy-game-root .bdt-topbar-player {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  position: relative; /* pour la progress bar .bdt-opp-progress */
}

#academy-game-root .bdt-topbar-player.right {
  flex-direction: row-reverse;
  text-align: right;
}

/* ============================================================
   Activit\u00e9 adversaire (v3.19.20) — thinking indicator +
   progress bar qui se remplit le temps qu'il "r\u00e9fl\u00e9chit"
   L'\u00e9l\u00e8ve voit qu'il y a quelqu'un en face au lieu d'un
   portrait statique qui ne fait rien.
   ============================================================ */
#academy-game-root .bdt-topbar-player.right.thinking .bdt-mini-avatar {
  border-color: #fde047;
  box-shadow: 0 0 0 3px rgba(253, 224, 71, 0.25), 0 0 14px rgba(253, 224, 71, 0.4);
  animation: oppThinkingPulse 1s ease-in-out infinite;
}
@keyframes oppThinkingPulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(253, 224, 71, 0.2), 0 0 12px rgba(253, 224, 71, 0.3); }
  50%      { box-shadow: 0 0 0 5px rgba(253, 224, 71, 0.35), 0 0 18px rgba(253, 224, 71, 0.5); }
}

#academy-game-root .bdt-topbar-player.right.thinking .bdt-topbar-name::after {
  content: ' ...';
  color: #fde047;
  font-weight: 900;
  display: inline-block;
  animation: oppThinkingDots 0.9s steps(3, end) infinite;
}
@keyframes oppThinkingDots {
  0%   { content: ' .'; }
  33%  { content: ' ..'; }
  66%  { content: ' ...'; }
}

/* Barre de progression sous le portrait adverse */
#academy-game-root .bdt-topbar-player.right .bdt-opp-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
  pointer-events: none;
}
#academy-game-root .bdt-topbar-player.right .bdt-opp-progress-fill {
  display: block;
  height: 100%;
  width: 100%;
  transform-origin: left center;
  transform: scaleX(0);
  background: linear-gradient(90deg, #fde047, #f59e0b, #e94560);
  box-shadow: 0 0 8px rgba(253, 224, 71, 0.4);
}

/* Flash au moment o\u00f9 l'adversaire "d\u00e9cide" */
#academy-game-root .bdt-topbar-player.right.decided .bdt-mini-avatar {
  border-color: #4ade80;
  animation: oppDecidedFlash 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes oppDecidedFlash {
  0%   { box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.6), 0 0 24px rgba(74, 222, 128, 0.7); transform: scale(1.08); }
  60%  { transform: scale(0.97); }
  100% { box-shadow: 0 0 0 2px rgba(74, 222, 128, 0.35), 0 0 12px rgba(74, 222, 128, 0.35); transform: scale(1); }
}
#academy-game-root .bdt-topbar-player.right.decided .bdt-topbar-name::after {
  content: ' \u2713';
  color: #4ade80;
  font-weight: 900;
  animation: none;
}

@media (prefers-reduced-motion: reduce) {
  #academy-game-root .bdt-topbar-player.right.thinking .bdt-mini-avatar,
  #academy-game-root .bdt-topbar-player.right.decided .bdt-mini-avatar { animation: none; }
  #academy-game-root .bdt-opp-progress-fill { transition: none !important; }
  #academy-game-root .bdt-topbar-player.right.thinking .bdt-topbar-name::after {
    content: ' ...'; animation: none;
  }
}

#academy-game-root .bdt-topbar-player .bdt-mini-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--bdt-primary);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bdt-secondary);
  font-weight: 900;
  font-size: 16px;
}

#academy-game-root .bdt-topbar-player .bdt-mini-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

#academy-game-root .bdt-topbar-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

#academy-game-root .bdt-topbar-name {
  font-size: 13px;
  font-weight: 800;
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#academy-game-root .bdt-topbar-hearts {
  font-size: 16px;
  display: flex;
  gap: 3px;
}

#academy-game-root .bdt-topbar-player.right .bdt-topbar-hearts {
  justify-content: flex-end;
}

/* Round counter */
#academy-game-root .bdt-round-counter {
  font-size: 14px;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 2px;
  text-align: center;
  flex-shrink: 0;
}

/* Timer bar */
#academy-game-root .bdt-timer-container {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

#academy-game-root .bdt-timer-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--bdt-success), var(--bdt-energy));
  border-radius: 4px;
  width: 100%;
  transform-origin: right center;
  transition: background 0.3s ease;
}

#academy-game-root .bdt-timer-bar.warning {
  background: linear-gradient(90deg, var(--bdt-energy), #ff9500);
}

#academy-game-root .bdt-timer-bar.danger {
  background: linear-gradient(90deg, var(--bdt-primary), #ff4757);
  animation: timerPulse 0.5s ease-in-out infinite;
}

/* Question display */
#academy-game-root .bdt-equation-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  width: 100%;
  padding: 20px 0;
}

#academy-game-root .bdt-question-display {
  text-align: center;
  animation: popIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  width: 100%;
}

/* Math equation display */
#academy-game-root .bdt-question-display .bdt-equation {
  font-size: 48px;
  font-weight: 900;
  letter-spacing: 3px;
  text-shadow: 0 0 30px rgba(233, 69, 96, 0.4);
  line-height: 1.3;
}

/* Text question display */
#academy-game-root .bdt-question-prompt {
  font-size: 18px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 12px;
  line-height: 1.4;
  padding: 0 8px;
}

/* v3.21.1 — Anti-copy : effet signal psychologique + léger ralentissement
   du copier-coller. La protection réelle vient de la Visibility API qui
   pénalise un tab-switch pendant qu'une question est ouverte. */
#academy-game-root .bdt-cheat-guarded .bdt-question-prompt,
#academy-game-root .bdt-cheat-guarded .bdt-question-word,
#academy-game-root .bdt-cheat-guarded .ttmc-q-text {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

/* Grammar abbreviation tooltip — shows full term on hover/focus/tap so kids
   meeting "CN" / "GN" / "GPrép" for the first time aren't left guessing. */
#academy-game-root .bdt-abbr {
  position: relative;
  display: inline-block;
  color: var(--bdt-energy);
  border-bottom: 1.5px dotted rgba(245, 197, 24, 0.55);
  cursor: help;
  outline: none;
  padding-bottom: 1px;
}
#academy-game-root .bdt-abbr:hover,
#academy-game-root .bdt-abbr:focus,
#academy-game-root .bdt-abbr:active {
  color: #fff;
  border-bottom-color: #fff;
}
#academy-game-root .bdt-abbr::after {
  content: attr(data-full);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px) scale(0.95);
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 700;
  font-style: italic;
  color: #1a1a2e;
  background: linear-gradient(180deg, #ffe89c 0%, #f5c518 100%);
  border: 1.5px solid #c58a00;
  border-radius: 8px;
  white-space: nowrap;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.45), 0 0 14px rgba(245, 197, 24, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.16s ease-out, transform 0.16s ease-out;
  z-index: 10;
  letter-spacing: 0;
  text-transform: none;
}
#academy-game-root .bdt-abbr::before {
  content: '';
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 7px solid #c58a00;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.16s ease-out;
  z-index: 10;
}
#academy-game-root .bdt-abbr:hover::after,
#academy-game-root .bdt-abbr:focus::after,
#academy-game-root .bdt-abbr:active::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0) scale(1);
}
#academy-game-root .bdt-abbr:hover::before,
#academy-game-root .bdt-abbr:focus::before,
#academy-game-root .bdt-abbr:active::before {
  opacity: 1;
}

#academy-game-root .bdt-question-word {
  font-size: 36px;
  font-weight: 900;
  color: var(--bdt-energy);
  text-shadow: 0 0 20px rgba(245, 197, 24, 0.3);
  letter-spacing: 2px;
}

/* Answer grid */
#academy-game-root .bdt-answers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  width: 100%;
  max-width: 400px;
  position: relative;
  z-index: 10;
}

#academy-game-root .bdt-answer-btn {
  font-family: var(--bdt-font);
  font-size: 22px;
  font-weight: 900;
  padding: 16px 12px;
  border: 3px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--bdt-radius);
  background: linear-gradient(145deg, rgba(15, 52, 96, 0.5), rgba(26, 26, 46, 0.8));
  color: var(--bdt-text);
  cursor: pointer;
  transition: var(--bdt-transition);
  position: relative;
  overflow: hidden;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  text-transform: none; /* never force uppercase on answer buttons */
  min-width: 0;
}

/* Orthographe mode : always lowercase, better letter spacing for reading */
#academy-game-root .bdt-answer-btn.bdt-answer-ortho {
  text-transform: lowercase !important;
  letter-spacing: 0.5px;
  font-variant-caps: normal;
  text-align: center;
  white-space: nowrap;
  min-width: 0;
  line-height: 1.2;
}

#academy-game-root .bdt-answer-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.06), transparent);
  pointer-events: none;
}

#academy-game-root .bdt-answer-btn:hover:not(:disabled) {
  border-color: var(--bdt-success);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 210, 255, 0.2);
}

#academy-game-root .bdt-answer-btn:active:not(:disabled) {
  transform: scale(0.95);
}

#academy-game-root .bdt-answer-btn.correct {
  border-color: var(--bdt-success);
  background: rgba(0, 210, 255, 0.2);
  animation: bounce 0.5s ease;
  box-shadow: 0 0 25px rgba(0, 210, 255, 0.4);
}

#academy-game-root .bdt-answer-btn.wrong {
  border-color: var(--bdt-heart);
  background: rgba(255, 71, 87, 0.2);
  animation: shake 0.5s ease;
  box-shadow: 0 0 25px rgba(255, 71, 87, 0.3);
}

#academy-game-root .bdt-answer-btn:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

#academy-game-root .bdt-answer-btn.bot-choice {
  border-color: #be4bdb;
  box-shadow: 0 0 18px rgba(190, 75, 219, 0.35);
  position: relative;
}

#academy-game-root .bdt-bot-tag {
  position: absolute;
  top: 4px;
  right: 6px;
  font-size: 14px;
  line-height: 1;
  opacity: 0.9;
  pointer-events: none;
}

/* Battle feedback overlay */
#academy-game-root .bdt-feedback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
  pointer-events: none;
}

#academy-game-root .bdt-feedback-text {
  font-size: 48px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 4px;
  text-shadow: 0 0 30px currentColor;
  animation: popIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), fadeOut 0.8s 0.5s ease forwards;
}

#academy-game-root .bdt-feedback-text.hit { color: var(--bdt-success); }
#academy-game-root .bdt-feedback-text.slow { color: #f5c518; }
#academy-game-root .bdt-feedback-text.error { color: var(--bdt-heart); }
#academy-game-root .bdt-feedback-text.timeout { color: var(--bdt-energy); }

/* Hit flash overlay */
#academy-game-root .bdt-hit-flash {
  position: absolute;
  inset: 0;
  z-index: 15;
  pointer-events: none;
  animation: hitFlash 0.4s ease forwards;
}

#academy-game-root .bdt-hit-flash.user-hit { background: rgba(255, 71, 87, 0.3); }
#academy-game-root .bdt-hit-flash.opponent-hit { background: rgba(0, 210, 255, 0.2); }

/* --------------------------------------------------------------------------
   SCREEN 3: Results
   -------------------------------------------------------------------------- */
#academy-game-root .bdt-results {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  z-index: 100;
  background: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 20px 24px;
  animation: fadeIn 0.6s ease;
  overflow-y: auto;
}

#academy-game-root .bdt-results-title {
  font-size: 42px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 4px;
  text-align: center;
  line-height: 1.2;
}

#academy-game-root .bdt-results-title.victory {
  background: linear-gradient(135deg, var(--bdt-energy), var(--bdt-success));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
}

#academy-game-root .bdt-results-title.defeat { color: rgba(255, 255, 255, 0.5); }
#academy-game-root .bdt-results-title.draw { color: var(--bdt-energy); }

#academy-game-root .bdt-results-subtitle {
  font-size: 16px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}

#academy-game-root .bdt-results-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid var(--bdt-energy);
  box-shadow: 0 0 30px rgba(245, 197, 24, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bdt-secondary);
  font-size: 40px;
  font-weight: 900;
}

#academy-game-root .bdt-results-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

#academy-game-root .bdt-rewards {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

#academy-game-root .bdt-reward {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(15, 52, 96, 0.5);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 50px;
  padding: 8px 18px;
  font-size: 16px;
  font-weight: 800;
  animation: popIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) backwards;
}

#academy-game-root .bdt-reward:nth-child(1) { animation-delay: 0.2s; }
#academy-game-root .bdt-reward:nth-child(2) { animation-delay: 0.35s; }

#academy-game-root .bdt-reward .xp { color: var(--bdt-success); }
#academy-game-root .bdt-reward .gems { color: var(--bdt-energy); }

#academy-game-root .bdt-badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

#academy-game-root .bdt-badge {
  font-size: 13px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 50px;
  background: rgba(245, 197, 24, 0.1);
  border: 1px solid rgba(245, 197, 24, 0.3);
  color: var(--bdt-energy);
  animation: popIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) backwards;
}

#academy-game-root .bdt-stats {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

#academy-game-root .bdt-stat {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.5);
}

#academy-game-root .bdt-stat strong { color: var(--bdt-text); }

/* ── Score section ── */
#academy-game-root .bdt-score-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

#academy-game-root .bdt-score-value {
  font-size: 40px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--bdt-energy), #ff6b81);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

#academy-game-root .bdt-stars {
  display: flex;
  gap: 6px;
  font-size: 32px;
}

#academy-game-root .bdt-star.filled {
  color: var(--bdt-energy);
  text-shadow: 0 0 12px rgba(245, 197, 24, 0.5);
  animation: popIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) backwards;
}
#academy-game-root .bdt-star.filled:nth-child(1) { animation-delay: 0.1s; }
#academy-game-root .bdt-star.filled:nth-child(2) { animation-delay: 0.25s; }
#academy-game-root .bdt-star.filled:nth-child(3) { animation-delay: 0.4s; }
#academy-game-root .bdt-star.empty { color: rgba(255, 255, 255, 0.15); }

/* ── Stats grid ── */
#academy-game-root .bdt-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  width: 100%;
  max-width: 500px;
}

#academy-game-root .bdt-stat-box {
  text-align: center;
  background: rgba(15, 52, 96, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 10px 6px;
}

#academy-game-root .bdt-stat-number {
  font-size: 20px;
  font-weight: 900;
  color: var(--bdt-text);
}

#academy-game-root .bdt-stat-label {
  font-size: 11px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.45);
  margin-top: 2px;
}

/* ── Round recap ── */
#academy-game-root .bdt-recap-section {
  width: 100%;
  max-width: 520px;
}

#academy-game-root .bdt-recap-title {
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 8px;
}

#academy-game-root .bdt-recap-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 180px;
  overflow-y: auto;
  padding-right: 4px;
}

#academy-game-root .bdt-recap-list::-webkit-scrollbar { width: 4px; }
#academy-game-root .bdt-recap-list::-webkit-scrollbar-track { background: transparent; }
#academy-game-root .bdt-recap-list::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 4px; }

#academy-game-root .bdt-recap-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 8px;
  background: rgba(15, 52, 96, 0.3);
  font-size: 13px;
  font-weight: 600;
}

#academy-game-root .bdt-recap-row.wrong,
#academy-game-root .bdt-recap-row.timeout { background: rgba(233, 69, 96, 0.1); }
#academy-game-root .bdt-recap-row.hit { background: rgba(46, 213, 115, 0.1); }
#academy-game-root .bdt-recap-row.slow { background: rgba(245, 197, 24, 0.08); }
#academy-game-root .bdt-recap-row.both_wrong,
#academy-game-root .bdt-recap-row.both_timeout { background: rgba(190, 75, 219, 0.08); }

#academy-game-root .bdt-recap-num {
  color: rgba(255, 255, 255, 0.3);
  font-size: 11px;
  min-width: 16px;
}

#academy-game-root .bdt-recap-icon { font-size: 14px; flex-shrink: 0; }

#academy-game-root .bdt-recap-q {
  flex: 1;
  color: rgba(255, 255, 255, 0.7);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#academy-game-root .bdt-recap-time {
  color: rgba(255, 255, 255, 0.4);
  font-size: 12px;
  min-width: 35px;
  text-align: right;
}

#academy-game-root .bdt-recap-pts {
  font-size: 12px;
  font-weight: 800;
  min-width: 45px;
  text-align: right;
  color: rgba(255, 255, 255, 0.3);
}

#academy-game-root .bdt-recap-pts.pos { color: var(--bdt-success); }

#academy-game-root .bdt-results-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 8px;
}

/* Results staggered entrance animations */
@keyframes slideUpFade {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes popIn {
  0%   { opacity: 0; transform: scale(0.5); }
  70%  { transform: scale(1.1); }
  100% { opacity: 1; transform: scale(1); }
}
@keyframes glowPulse {
  0%, 100% { filter: drop-shadow(0 0 8px rgba(255,215,0,0.3)); }
  50%      { filter: drop-shadow(0 0 20px rgba(255,215,0,0.7)) drop-shadow(0 0 40px rgba(255,215,0,0.2)); }
}

#academy-game-root .bdt-results-title {
  animation: popIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
#academy-game-root .bdt-results-title.victory {
  animation: popIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) both, glowPulse 2s ease-in-out infinite 0.8s;
}
#academy-game-root .bdt-results-title.defeat {
  animation: slideUpFade 0.6s ease both 0.1s;
}
#academy-game-root .bdt-results-subtitle {
  animation: slideUpFade 0.5s ease both 0.2s;
}
#academy-game-root .bdt-score-section {
  animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both 0.3s;
}
#academy-game-root .bdt-stats-grid {
  animation: slideUpFade 0.5s ease both 0.5s;
}
#academy-game-root .bdt-recap-section {
  animation: slideUpFade 0.5s ease both 0.7s;
}
#academy-game-root .bdt-rewards {
  animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both 0.9s;
}
#academy-game-root .bdt-badges {
  animation: slideUpFade 0.4s ease both 1.1s;
}
#academy-game-root .bdt-results-buttons {
  animation: slideUpFade 0.4s ease both 1.3s;
}

/* Leaderboard row entrance */
@keyframes lbSlideIn {
  from { opacity: 0; transform: translateX(-20px); }
  to   { opacity: 1; transform: translateX(0); }
}
#academy-game-root .aca-lb-row {
  animation: lbSlideIn 0.3s ease both;
}
#academy-game-root .aca-lb-row:nth-child(1)  { animation-delay: 0.05s; }
#academy-game-root .aca-lb-row:nth-child(2)  { animation-delay: 0.1s; }
#academy-game-root .aca-lb-row:nth-child(3)  { animation-delay: 0.15s; }
#academy-game-root .aca-lb-row:nth-child(4)  { animation-delay: 0.2s; }
#academy-game-root .aca-lb-row:nth-child(5)  { animation-delay: 0.25s; }
#academy-game-root .aca-lb-row:nth-child(6)  { animation-delay: 0.3s; }
#academy-game-root .aca-lb-row:nth-child(7)  { animation-delay: 0.35s; }
#academy-game-root .aca-lb-row:nth-child(8)  { animation-delay: 0.4s; }
#academy-game-root .aca-lb-row:nth-child(9)  { animation-delay: 0.45s; }
#academy-game-root .aca-lb-row:nth-child(10) { animation-delay: 0.5s; }

/* --------------------------------------------------------------------------
   Confetti
   -------------------------------------------------------------------------- */
#academy-game-root .bdt-confetti-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 110;
  overflow: hidden;
}

#academy-game-root .bdt-confetti-piece {
  position: absolute;
  width: 10px;
  height: 10px;
  top: -10px;
  animation: confettiFall linear forwards;
}

#academy-game-root .bdt-confetti-piece.square { border-radius: 2px; }
#academy-game-root .bdt-confetti-piece.circle { border-radius: 50%; }

/* Floating Text */
#academy-game-root .bdt-float-text {
  position: absolute;
  font-size: 20px;
  font-weight: 900;
  pointer-events: none;
  z-index: 30;
  animation: floatUp 1.2s ease forwards;
}

/* --------------------------------------------------------------------------
   Countdown overlay
   -------------------------------------------------------------------------- */
#academy-game-root .bdt-countdown-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  background: rgba(26, 26, 46, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

#academy-game-root .bdt-countdown-number {
  font-size: 120px;
  font-weight: 900;
  color: var(--bdt-energy);
  text-shadow: 0 0 40px rgba(245, 197, 24, 0.6);
  animation: countdownPop 0.8s ease forwards;
}

/* --------------------------------------------------------------------------
   Keyframe Animations
   -------------------------------------------------------------------------- */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeOut { from { opacity: 1; } to { opacity: 0; } }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10% { transform: translateX(-8px) rotate(-1deg); }
  20% { transform: translateX(8px) rotate(1deg); }
  30% { transform: translateX(-6px) rotate(-0.5deg); }
  40% { transform: translateX(6px) rotate(0.5deg); }
  50% { transform: translateX(-4px); }
  60% { transform: translateX(4px); }
  70% { transform: translateX(-2px); }
  80% { transform: translateX(2px); }
}

@keyframes bounce {
  0% { transform: scale(1); }
  20% { transform: scale(1.15); }
  40% { transform: scale(0.95); }
  60% { transform: scale(1.05); }
  80% { transform: scale(0.98); }
  100% { transform: scale(1); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-80px) scale(0.8); }
  to { opacity: 1; transform: translateX(0) scale(1); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(80px) scale(0.8); }
  to { opacity: 1; transform: translateX(0) scale(1); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.05); }
}

@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

@keyframes confettiFall {
  0% { transform: translateY(0) rotate(0deg) scale(1); opacity: 1; }
  100% { transform: translateY(100vh) rotate(720deg) scale(0.3); opacity: 0; }
}

@keyframes timerPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }

@keyframes popIn {
  0% { opacity: 0; transform: scale(0.3); }
  100% { opacity: 1; transform: scale(1); }
}

@keyframes hitFlash { 0% { opacity: 0.7; } 100% { opacity: 0; } }

@keyframes heartBreak {
  0% { transform: scale(1); }
  25% { transform: scale(1.3) rotate(-10deg); }
  50% { transform: scale(0.6) rotate(5deg); }
  100% { transform: scale(0.85) rotate(0); }
}

@keyframes floatUp {
  0% { opacity: 1; transform: translateY(0) scale(1); }
  100% { opacity: 0; transform: translateY(-80px) scale(1.3); }
}

@keyframes legendaryPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(245, 197, 24, 0.4); }
  50% { box-shadow: 0 0 35px rgba(245, 197, 24, 0.7); }
}

@keyframes countdownPop {
  0% { opacity: 0; transform: scale(2.5); }
  50% { opacity: 1; transform: scale(0.9); }
  100% { opacity: 0; transform: scale(0.5); }
}

/* --------------------------------------------------------------------------
   Sound mute button
   -------------------------------------------------------------------------- */
#academy-game-root .bdt-mute-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 100;
  background: rgba(255, 255, 255, 0.08);
  border: 2px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  width: 38px;
  height: 38px;
  font-size: 18px;
  line-height: 34px;
  text-align: center;
  cursor: pointer;
  color: var(--bdt-text);
  transition: var(--bdt-transition);
  padding: 0;
}
#academy-game-root .bdt-mute-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--bdt-success);
}
#academy-game-root .bdt-mute-battle {
  top: 6px;
  right: 6px;
  width: 32px;
  height: 32px;
  font-size: 14px;
  line-height: 28px;
}

/* --------------------------------------------------------------------------
   Match History
   -------------------------------------------------------------------------- */
/* ============================================================
   Historique — refresh visuel v3.19.12
   Hero stats + cartes match avec accent gradient win/loss/draw.
   ============================================================ */
.aca-history-title {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 28px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin: 8px 0 22px;
  text-align: center;
  background: linear-gradient(135deg, #e94560 0%, #ff6b81 50%, #ffd700 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(233, 69, 96, 0.2);
}
.aca-history-title::after {
  content: '';
  display: block;
  margin: 8px auto 0;
  width: 56px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, transparent, #e94560, transparent);
  opacity: 0.8;
}

.aca-history-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 22px;
}
.aca-history-stat-box {
  position: relative;
  background: linear-gradient(145deg, rgba(15, 52, 96, 0.5), rgba(26, 26, 46, 0.8));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 14px 8px 12px;
  text-align: center;
  overflow: hidden;
  transition: transform 0.18s, border-color 0.18s;
}
.aca-history-stat-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top, rgba(0, 210, 255, 0.1), transparent 60%);
  pointer-events: none;
}
.aca-history-stat-box:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 210, 255, 0.25);
}
.aca-history-stat-value {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 24px;
  font-weight: 900;
  color: #00d2ff;
  text-shadow: 0 0 14px rgba(0, 210, 255, 0.35);
  position: relative;
  z-index: 1;
}
.aca-history-stat-label {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 10px;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
  position: relative;
  z-index: 1;
}

.aca-history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.aca-history-match {
  display: flex;
  align-items: center;
  gap: 14px;
  background: linear-gradient(145deg, rgba(15, 52, 96, 0.32), rgba(26, 26, 46, 0.58));
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  padding: 14px;
  position: relative;
  overflow: hidden;
  transition: transform 0.18s ease-out, border-color 0.18s;
}
.aca-history-match::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: rgba(255, 255, 255, 0.1);
}
.aca-history-match:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.15);
}
.aca-history-match.win::before  { background: linear-gradient(180deg, #72efdd, #00d2ff, #0086ae); box-shadow: 0 0 12px rgba(0, 210, 255, 0.4); }
.aca-history-match.loss::before { background: linear-gradient(180deg, #ff8da1, #e94560, #8b1a2e); box-shadow: 0 0 12px rgba(233, 69, 96, 0.4); }
.aca-history-match.draw::before { background: linear-gradient(180deg, #ffe89c, #f5c518, #c58a00); box-shadow: 0 0 12px rgba(245, 197, 24, 0.4); }

.aca-history-result-icon {
  font-size: 30px;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}
.aca-history-match-info {
  flex: 1;
  min-width: 0;
}
.aca-history-match-top {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}
.aca-history-match-result {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-weight: 900;
  font-size: 15px;
  color: #fff;
  letter-spacing: 0.3px;
}
.aca-history-match.win  .aca-history-match-result { color: #72efdd; }
.aca-history-match.loss .aca-history-match-result { color: #ff8da1; }
.aca-history-match.draw .aca-history-match-result { color: #ffe89c; }

.aca-history-match-score {
  font-family: 'Menlo', 'Consolas', monospace;
  font-weight: 700;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  background: rgba(0, 0, 0, 0.25);
  padding: 2px 8px;
  border-radius: 6px;
  letter-spacing: 1px;
}
.aca-history-match-bottom {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.aca-history-match-mode,
.aca-history-match-diff,
.aca-history-match-accuracy {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: rgba(255, 255, 255, 0.6);
  padding: 3px 9px;
  border-radius: 999px;
  text-transform: uppercase;
}
.aca-history-match-mode {
  background: rgba(233, 69, 96, 0.18);
  color: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(233, 69, 96, 0.3);
}
.aca-history-match-diff {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.aca-history-match-accuracy {
  background: rgba(78, 205, 196, 0.12);
  color: #72efdd;
  border: 1px solid rgba(78, 205, 196, 0.25);
  text-transform: none;
  letter-spacing: 0;
}
.aca-history-match-right {
  text-align: right;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}
.aca-history-match-rewards {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 14px;
  font-weight: 900;
  color: #f5c518;
  text-shadow: 0 0 10px rgba(245, 197, 24, 0.35);
  letter-spacing: 0.3px;
}
.aca-history-match-time {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 10px;
  color: rgba(255, 255, 255, 0.35);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.aca-history-empty {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  padding: 56px 20px;
  font-size: 15px;
  background: linear-gradient(145deg, rgba(15, 52, 96, 0.2), rgba(26, 26, 46, 0.4));
  border-radius: 14px;
  border: 1px dashed rgba(255, 255, 255, 0.1);
}
.aca-history-loading {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  padding: 56px 20px;
  font-size: 14px;
  letter-spacing: 1px;
}
.aca-history-loading::after {
  content: '';
  display: inline-block;
  margin-left: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #00d2ff;
  animation: historyLoadingPulse 1s ease-in-out infinite;
  vertical-align: middle;
}
@keyframes historyLoadingPulse {
  0%, 100% { opacity: 0.3; transform: scale(0.8); }
  50%      { opacity: 1;   transform: scale(1.1); }
}
.aca-history-pager {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
}
.aca-history-page-info {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}

/* --------------------------------------------------------------------------
   Menu Bottom Row
   -------------------------------------------------------------------------- */
#academy-game-root .aca-menu-bottom-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 8px;
}
#academy-game-root .aca-menu-bottom-row .bdt-btn {
  flex: 1;
  max-width: 200px;
  font-size: 14px;
  padding: 10px 16px;
}

/* --------------------------------------------------------------------------
   Leaderboard
   -------------------------------------------------------------------------- */
/* ============================================================
   Classement — refresh visuel v3.19.12
   Plus de profondeur, podium marqué, métriques lisibles.
   ============================================================ */
#academy-game-root .aca-lb-title {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 28px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 3px;
  text-align: center;
  background: linear-gradient(135deg, #ffd700 0%, #ffb347 40%, #e94560 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(245, 197, 24, 0.25);
  margin: 8px 0 22px;
}
#academy-game-root .aca-lb-title::after {
  content: '';
  display: block;
  margin: 8px auto 0;
  width: 56px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, transparent, #ffd700, transparent);
  opacity: 0.8;
}

#academy-game-root .aca-lb-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 18px;
  flex-wrap: wrap;
  justify-content: center;
  padding: 6px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.07);
}
#academy-game-root .aca-lb-tab {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.5px;
  padding: 8px 16px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  transition: color 0.16s, background 0.16s, transform 0.16s;
}
#academy-game-root .aca-lb-tab:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
}
#academy-game-root .aca-lb-tab.active {
  background: linear-gradient(135deg, #ffd700, #f0a500);
  color: #1a1a2e;
  box-shadow: 0 2px 10px rgba(245, 197, 24, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.4);
  transform: translateY(-1px);
}

#academy-game-root .aca-lb-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

#academy-game-root .aca-lb-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: linear-gradient(145deg, rgba(15, 52, 96, 0.35), rgba(26, 26, 46, 0.55));
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  position: relative;
  overflow: hidden;
  transition: transform 0.18s ease-out, border-color 0.18s;
}
#academy-game-root .aca-lb-row::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: rgba(255, 255, 255, 0.1);
  transition: width 0.18s;
}
#academy-game-root .aca-lb-row:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.15);
}
#academy-game-root .aca-lb-row:hover::before {
  width: 5px;
}

/* Top 3 — podium look with glow + gradient edge */
#academy-game-root .aca-lb-top1 {
  background: linear-gradient(145deg, rgba(255, 215, 0, 0.18), rgba(245, 197, 24, 0.05));
  border-color: rgba(255, 215, 0, 0.35);
  box-shadow: 0 2px 20px rgba(255, 215, 0, 0.18);
}
#academy-game-root .aca-lb-top1::before { background: linear-gradient(180deg, #ffe89c, #ffd700, #c58a00); width: 5px; }
#academy-game-root .aca-lb-top2 {
  background: linear-gradient(145deg, rgba(220, 220, 230, 0.14), rgba(180, 180, 200, 0.04));
  border-color: rgba(200, 200, 210, 0.28);
}
#academy-game-root .aca-lb-top2::before { background: linear-gradient(180deg, #f0f0f5, #c0c0c8, #808088); width: 5px; }
#academy-game-root .aca-lb-top3 {
  background: linear-gradient(145deg, rgba(205, 127, 50, 0.16), rgba(150, 80, 30, 0.04));
  border-color: rgba(205, 127, 50, 0.3);
}
#academy-game-root .aca-lb-top3::before { background: linear-gradient(180deg, #e8a56b, #cd7f32, #8b5a1f); width: 5px; }

#academy-game-root .aca-lb-rank {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 16px;
  font-weight: 900;
  min-width: 40px;
  text-align: center;
  color: rgba(255, 255, 255, 0.45);
  flex-shrink: 0;
}
#academy-game-root .aca-lb-top1 .aca-lb-rank,
#academy-game-root .aca-lb-top2 .aca-lb-rank,
#academy-game-root .aca-lb-top3 .aca-lb-rank {
  font-size: 28px;
  filter: drop-shadow(0 0 6px rgba(0, 0, 0, 0.4));
}
#academy-game-root .aca-lb-top1 .aca-lb-rank { animation: lbTop1Pulse 2.4s ease-in-out infinite; }
@keyframes lbTop1Pulse {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50%      { transform: scale(1.08) rotate(-3deg); }
}

#academy-game-root .aca-lb-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.08);
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 16px;
  font-weight: 800;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}
#academy-game-root .aca-lb-top1 .aca-lb-avatar { border-color: #ffd700; box-shadow: 0 0 12px rgba(255, 215, 0, 0.4); }
#academy-game-root .aca-lb-top2 .aca-lb-avatar { border-color: #c0c0c0; box-shadow: 0 0 10px rgba(192, 192, 192, 0.3); }
#academy-game-root .aca-lb-top3 .aca-lb-avatar { border-color: #cd7f32; box-shadow: 0 0 10px rgba(205, 127, 50, 0.3); }
#academy-game-root .aca-lb-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#academy-game-root .aca-lb-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
#academy-game-root .aca-lb-name {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 15px;
  font-weight: 800;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0.2px;
}
#academy-game-root .aca-lb-sub {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 11px;
  color: rgba(255, 255, 255, 0.42);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0.3px;
}

#academy-game-root .aca-lb-stats {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-weight: 800;
}
#academy-game-root .aca-lb-wins,
#academy-game-root .aca-lb-losses {
  font-size: 12px;
  padding: 3px 8px;
  border-radius: 8px;
}
#academy-game-root .aca-lb-wins {
  color: #4ecdc4;
  background: rgba(78, 205, 196, 0.12);
  border: 1px solid rgba(78, 205, 196, 0.2);
}
#academy-game-root .aca-lb-losses {
  color: #e74c3c;
  background: rgba(231, 76, 60, 0.12);
  border: 1px solid rgba(231, 76, 60, 0.2);
}
#academy-game-root .aca-lb-wr {
  color: #ffd700;
  font-size: 15px;
  font-weight: 900;
  min-width: 48px;
  text-align: right;
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.35);
}

/* BuddyBoss wrapper for dark theme */
.academy-match-history-wrap {
  max-width: 600px;
  margin: 0 auto;
  padding: 20px;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
  #academy-game-root { padding: 12px; }

  #academy-game-root .aca-menu-title { font-size: 22px; letter-spacing: 2px; }
  #academy-game-root .aca-logo-big { width: 60px; height: 60px; }
  #academy-game-root .aca-level-btn { font-size: 12px; padding: 7px 12px; }
  #academy-game-root .aca-mode-card { padding: 14px 8px; }
  #academy-game-root .aca-mode-icon { font-size: 26px; }
  #academy-game-root .aca-mode-label { font-size: 12px; }

  #academy-game-root .bdt-matchmaking-title { font-size: 20px; letter-spacing: 1px; }
  #academy-game-root .bdt-avatar-wrap { width: 60px; height: 60px; }
  #academy-game-root .bdt-player-name { font-size: 13px; }
  #academy-game-root .bdt-vs-text { font-size: 24px; }

  #academy-game-root .bdt-question-display .bdt-equation { font-size: 34px; }
  #academy-game-root .bdt-question-prompt { font-size: 15px; }
  #academy-game-root .bdt-question-word { font-size: 26px; }
  #academy-game-root .bdt-answer-btn { font-size: 18px; padding: 14px 10px; }

  #academy-game-root .bdt-results-title { font-size: 30px; letter-spacing: 2px; }
  #academy-game-root .bdt-score-value { font-size: 30px; }
  #academy-game-root .bdt-stars { font-size: 26px; }
  #academy-game-root .bdt-stats-grid { grid-template-columns: repeat(2, 1fr); }
  #academy-game-root .bdt-recap-q { max-width: 120px; }
  #academy-game-root .bdt-feedback-text { font-size: 32px; }
  #academy-game-root .bdt-topbar-name { font-size: 11px; max-width: 70px; }
  #academy-game-root .bdt-topbar-player .bdt-mini-avatar { width: 32px; height: 32px; }
  #academy-game-root .bdt-btn { font-size: 14px; padding: 12px 24px; }
  #academy-game-root .bdt-countdown-number { font-size: 80px; }
}

@media (max-width: 360px) {
  #academy-game-root .bdt-question-display .bdt-equation { font-size: 26px; }
  #academy-game-root .bdt-question-word { font-size: 22px; }
  #academy-game-root .bdt-answers { gap: 8px; }
  #academy-game-root .bdt-answer-btn { font-size: 16px; padding: 12px 8px; }
  #academy-game-root .aca-modes { gap: 8px; }
}

/* ==========================================================================
   Title Unlock Celebration (appears on Results screen when new titles unlocked)
   ========================================================================== */
#academy-game-root .aca-title-unlock-panel {
  width: 100%;
  max-width: 520px;
  margin: 16px auto 0;
  padding: 20px;
  background: linear-gradient(135deg, rgba(245, 197, 24, 0.15), rgba(233, 69, 96, 0.08), rgba(0, 210, 255, 0.12));
  border: 2px solid rgba(245, 197, 24, 0.4);
  border-radius: 14px;
  box-shadow: 0 0 40px rgba(245, 197, 24, 0.2);
  animation: popIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) both 0.4s;
}
#academy-game-root .aca-title-unlock-header {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 18px;
  font-weight: 900;
  text-align: center;
  color: #ffd700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
  text-shadow: 0 2px 10px rgba(255, 215, 0, 0.4);
}
#academy-game-root .aca-title-unlock-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
#academy-game-root .aca-title-unlock-card {
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 10px;
  border-left: 4px solid #999;
  animation: slideUpFade 0.5s ease both;
}
#academy-game-root .aca-title-unlock-card.rarity-common    { border-left-color: #d0d5e0; }
#academy-game-root .aca-title-unlock-card.rarity-rare      { border-left-color: #00d2ff; box-shadow: 0 0 15px rgba(0,210,255,0.2); }
#academy-game-root .aca-title-unlock-card.rarity-epic      { border-left-color: #cc88ff; box-shadow: 0 0 15px rgba(204,136,255,0.25); }
#academy-game-root .aca-title-unlock-card.rarity-legendary { border-left-color: #f5c518; box-shadow: 0 0 20px rgba(245,197,24,0.35); }
#academy-game-root .aca-title-unlock-card.rarity-secret    { border-left-color: #e94560; box-shadow: 0 0 15px rgba(233,69,96,0.3); background: linear-gradient(90deg, rgba(233,69,96,0.1), rgba(0,0,0,0.35)); }

#academy-game-root .aca-title-unlock-rarity {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 4px;
}
#academy-game-root .aca-title-unlock-card.rarity-common .aca-title-unlock-rarity    { color: #d0d5e0; }
#academy-game-root .aca-title-unlock-card.rarity-rare .aca-title-unlock-rarity      { color: #00d2ff; }
#academy-game-root .aca-title-unlock-card.rarity-epic .aca-title-unlock-rarity      { color: #cc88ff; }
#academy-game-root .aca-title-unlock-card.rarity-legendary .aca-title-unlock-rarity { color: #f5c518; }
#academy-game-root .aca-title-unlock-card.rarity-secret .aca-title-unlock-rarity    { color: #e94560; }

#academy-game-root .aca-title-unlock-label {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}

/* ==========================================================================
   Tivan Arena Integration (Snippet 4)
   ========================================================================== */
#academy-game-root .aca-tivan-arena {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 100vh;
  align-items: center;
  /* BREAK OUT of WP theme's content width container.
     Negative margins push us to the viewport edges regardless of parent width. */
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  box-sizing: border-box;
}

#academy-game-root .arene-tivan-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 560px;
  padding: 10px 16px;
  background: linear-gradient(135deg, rgba(0,0,0,0.5), rgba(0,0,0,0.3));
  border: 2px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  color: #fff;
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-weight: 800;
}
#academy-game-root .arene-tivan-header .arene-hearts {
  font-size: 16px;
  letter-spacing: 2px;
}
#academy-game-root .arene-tivan-header .arene-timer {
  font-size: 24px;
  font-variant-numeric: tabular-nums;
  color: #ffd700;
  min-width: 60px;
  text-align: center;
}
#academy-game-root .arene-tivan-header .arene-timer.arene-timer-warning {
  color: #e94560;
  animation: pulse 0.5s ease infinite;
}
#academy-game-root .arene-tivan-header .arene-score {
  font-size: 18px;
  color: #4ecdc4;
  min-width: 80px;
  text-align: right;
}

/* Count-up timer for Tivan — increments 00:00 → ∞, drives survival bonus */
#academy-game-root .arene-tivan-header .arene-countup,
#academy-game-root .arene-tivan-header .arene-correct {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
#academy-game-root .arene-tivan-header .arene-countup .arene-label,
#academy-game-root .arene-tivan-header .arene-correct .arene-label,
#academy-game-root .arene-tivan-header .arene-score .arene-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
}
#academy-game-root .arene-tivan-header .arene-countup .arene-value {
  font-size: 20px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  color: #ffd700;
}
#academy-game-root .arene-tivan-header .arene-correct .arene-value {
  font-size: 18px;
  font-weight: 900;
  color: #e8eefc;
}

/* Tivan survival summary (results screen) — shows duration + bonus breakdown */
#academy-game-root .aca-tivan-survival {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 16px auto 20px;
  padding: 14px 18px;
  max-width: 460px;
  background: linear-gradient(180deg, rgba(255, 215, 0, 0.08) 0%, rgba(78, 205, 196, 0.05) 100%);
  border: 1px solid rgba(255, 215, 0, 0.25);
  border-radius: 12px;
}
#academy-game-root .aca-tivan-survival-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.25), transparent);
  margin: 6px 0;
}
#academy-game-root .aca-tivan-survival-subtitle {
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255, 215, 0, 0.7);
  text-align: center;
  padding: 2px 0 4px;
}
#academy-game-root .aca-tivan-survival-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 14px;
}
#academy-game-root .aca-tivan-survival-label {
  color: rgba(232, 238, 252, 0.75);
  font-weight: 600;
  letter-spacing: 0.3px;
}
#academy-game-root .aca-tivan-survival-value {
  color: #e8eefc;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}
#academy-game-root .aca-tivan-survival-row.bonus .aca-tivan-survival-value {
  color: #ffd700;
  font-size: 16px;
}

#academy-game-root .aca-tivan-arena .tivan-wrapper {
  /* Take almost the entire viewport on desktop. */
  width: calc(100vw - 40px);
  max-width: 1800px;
  background: linear-gradient(180deg, #0d0d1a 0%, #161632 100%);
  border-radius: 14px;
  border: 3px solid #f5c518;
  box-shadow: 0 0 40px rgba(245, 197, 24, 0.25), 0 0 0 3px #1a1a2e inset;
  position: relative;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  outline: none;
  image-rendering: pixelated;
}
#academy-game-root .aca-tivan-arena .tivan-wrapper:focus {
  border-color: rgba(0, 210, 255, 0.6);
  box-shadow: 0 0 30px rgba(0, 210, 255, 0.25), inset 0 0 40px rgba(0, 0, 0, 0.3);
}

/* Inline equation header — HUGE banner so the player can't miss what to eat */
#academy-game-root .aca-tivan-arena .tivan-header.aca-tivan-header-inline {
  display: flex !important;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 16px 20px;
  background: linear-gradient(135deg, rgba(233, 69, 96, 0.15), rgba(245, 197, 24, 0.1), rgba(0, 210, 255, 0.12));
  border-radius: 12px;
  border: 2px solid rgba(245, 197, 24, 0.35);
  box-shadow: 0 0 20px rgba(245, 197, 24, 0.15), inset 0 0 20px rgba(0, 0, 0, 0.3);
  position: relative;
}
#academy-game-root .aca-tivan-arena .aca-tivan-eq-label {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 12px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
#academy-game-root .aca-tivan-arena .tivan-equation {
  font-family: 'Courier New', 'Menlo', 'Consolas', monospace;
  font-size: clamp(36px, 8vw, 56px);
  font-weight: 900;
  color: #fde047;
  letter-spacing: 0.06em;
  text-shadow:
    0 0 6px rgba(253, 224, 71, 0.5),
    0 0 12px rgba(253, 224, 71, 0.3),
    2px 2px 0 #1a1a2e,
    -2px 2px 0 #1a1a2e,
    2px -2px 0 #1a1a2e,
    -2px -2px 0 #1a1a2e;
  line-height: 1.1;
  text-align: center;
  min-height: 1.1em;
  text-transform: uppercase;
}
#academy-game-root .aca-tivan-arena .tivan-scoreboard {
  font-family: var(--bdt-font, 'Nunito', sans-serif);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 2px;
}
#academy-game-root .aca-tivan-arena .tivan-score {
  font-size: 18px;
  color: #00d2ff;
  font-weight: 900;
  margin-left: 6px;
  letter-spacing: 0;
}

/* Canvas stage — aspect-ratio locks height to width so the canvas fills the
   container with NO black bars. The rough "cave wall" border makes the edges
   feel dangerous. */
#academy-game-root .aca-tivan-arena .tivan-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  /* Keep equation banner + arena header visible above the stage : cap the
     stage height so it never pushes scoring/equation off-screen. Width is
     auto-reduced proportionally by aspect-ratio. */
  max-height: calc(100vh - 320px);
  margin: 0 auto;
  background: #0a0a14;
  border-radius: 10px;
  overflow: hidden;
  /* Rough double border — looks chipped/dangerous, inspired by retro arcade */
  border: 4px solid transparent;
  background-clip: padding-box;
  box-shadow:
    0 0 0 3px #1a1a2e,
    0 0 0 5px #e94560,
    0 0 0 8px #1a1a2e,
    inset 0 0 30px rgba(233, 69, 96, 0.25),
    inset 0 0 60px rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Decorative corner "spikes" that make the walls look pixelated/rough */
#academy-game-root .aca-tivan-arena .tivan-stage::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 3;
  background:
    /* top-left corner spike */
    linear-gradient(135deg, #e94560 0, #e94560 12px, transparent 12px) top left / 24px 24px no-repeat,
    /* top-right */
    linear-gradient(225deg, #e94560 0, #e94560 12px, transparent 12px) top right / 24px 24px no-repeat,
    /* bottom-left */
    linear-gradient(45deg, #e94560 0, #e94560 12px, transparent 12px) bottom left / 24px 24px no-repeat,
    /* bottom-right */
    linear-gradient(315deg, #e94560 0, #e94560 12px, transparent 12px) bottom right / 24px 24px no-repeat;
  opacity: 0.7;
}

#academy-game-root .aca-tivan-arena .tivan-stage canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

/* CRT scanline overlay — subtle retro effect over the canvas */
#academy-game-root .aca-tivan-arena .tivan-stage::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 0, 0, 0.12) 2px,
    rgba(0, 0, 0, 0.12) 3px
  );
  mix-blend-mode: multiply;
  opacity: 0.6;
}


/* D-pad — mobile controls */
#academy-game-root .aca-tivan-arena .tivan-dpad {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-top: 4px;
}
#academy-game-root .aca-tivan-arena .tivan-dpad .row {
  display: flex;
  gap: 40px;
}
#academy-game-root .aca-tivan-arena .tivan-dpad .dpad {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(233, 69, 96, 0.25), rgba(233, 69, 96, 0.1));
  border: 2px solid rgba(233, 69, 96, 0.5);
  color: #fff;
  font-size: 20px;
  font-weight: 900;
  cursor: pointer;
  transition: all 0.15s ease;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}
#academy-game-root .aca-tivan-arena .tivan-dpad .dpad:hover {
  background: linear-gradient(135deg, rgba(233, 69, 96, 0.4), rgba(233, 69, 96, 0.2));
}
#academy-game-root .aca-tivan-arena .tivan-dpad .dpad:active {
  transform: scale(0.88);
  background: linear-gradient(135deg, #e94560, #d63851);
}

/* Show dpad only on touch/small screens */
@media (min-width: 768px) and (hover: hover) {
  #academy-game-root .aca-tivan-arena .tivan-dpad { display: none; }
}

#academy-game-root .aca-tivan-quit {
  font-size: 13px;
  padding: 8px 16px;
  margin-top: 8px;
}

/* Particle bursts when snake eats a correct answer */
#academy-game-root .aca-tivan-arena .tivan-particle {
  position: absolute;
  pointer-events: none;
  font-family: 'Courier New', monospace;
  font-size: 20px;
  font-weight: 900;
  color: #fde047;
  text-shadow: 2px 2px 0 #1a1a2e, -2px -2px 0 #1a1a2e, 2px -2px 0 #1a1a2e, -2px 2px 0 #1a1a2e;
  z-index: 10;
  animation: tivanParticle 1s ease-out forwards;
}

@keyframes tivanParticle {
  0%   { opacity: 1;   transform: translate(-50%, -50%) scale(0.5); }
  25%  { opacity: 1;   transform: translate(calc(-50% + var(--dx, 0) * 0.3), calc(-50% + var(--dy, 0) * 0.3)) scale(1.2); }
  100% { opacity: 0;   transform: translate(calc(-50% + var(--dx, 0)), calc(-50% + var(--dy, 0))) scale(0.8); }
}

/* Canvas shake when eating a BAD answer */
#academy-game-root .aca-tivan-arena .tivan-shake {
  animation: tivanShake 0.4s ease;
}
@keyframes tivanShake {
  0%, 100% { transform: translate(0, 0); }
  20%      { transform: translate(-4px, 2px); }
  40%      { transform: translate(4px, -2px); }
  60%      { transform: translate(-3px, -1px); }
  80%      { transform: translate(2px, 2px); }
}

/* Hide Tivan's internal overlays in arena mode (we have our own UX) */
#academy-game-root .tivan-arena-mode .tivan-start,
#academy-game-root .tivan-arena-mode .tivan-end,
#academy-game-root .tivan-arena-mode .tivan-pause,
#academy-game-root .tivan-arena-mode .tivan-footer {
  display: none !important;
}
/* DON'T hide .tivan-header in arena mode — we need the equation visible */

/* Hint for keyboard users */
#academy-game-root .aca-tivan-arena::after {
  content: "\2328  Fl\u00e8ches ou WASD pour bouger  \u2022  Espace = pause";
  display: block;
  text-align: center;
  color: rgba(255, 255, 255, 0.35);
  font-size: 11px;
  margin-top: 8px;
  letter-spacing: 0.02em;
}
@media (hover: none) {
  #academy-game-root .aca-tivan-arena::after {
    content: "Glissez sur le canvas ou utilisez les boutons ci-dessous";
  }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.1); }
}

/* ==========================================================================
   Match-quality banner (shown above VS row once opponent is resolved)
   ========================================================================== */
#academy-game-root .bdt-match-banner {
  font-family: var(--bdt-font);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 50px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  background: rgba(15, 52, 96, 0.6);
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
  margin: 0 auto -6px;
  max-width: 90%;
  animation: bannerPop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 0 14px rgba(0, 0, 0, 0.3);
}
#academy-game-root .bdt-match-banner-best {
  background: linear-gradient(135deg, #f5c518, #e94560);
  border-color: #fff4bf;
  color: #1a1a2e;
  text-shadow: 0 0 6px rgba(255, 244, 191, 0.8);
  box-shadow: 0 0 24px rgba(245, 197, 24, 0.55), 0 0 48px rgba(233, 69, 96, 0.25);
  animation: bannerPop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), bannerBestGlow 1.6s ease-in-out infinite;
}
#academy-game-root .bdt-match-banner-good {
  background: linear-gradient(135deg, #0984e3, #00d2ff);
  border-color: #e6fbff;
  color: #0a1a2e;
  box-shadow: 0 0 18px rgba(0, 210, 255, 0.45);
}
#academy-game-root .bdt-match-banner-ok {
  background: rgba(30, 50, 90, 0.7);
  border-color: rgba(255, 255, 255, 0.25);
}
#academy-game-root .bdt-match-banner-bot {
  background: rgba(50, 50, 70, 0.7);
  border-color: rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.7);
}
@keyframes bannerPop {
  0%   { transform: translateY(-8px) scale(0.8); opacity: 0; }
  100% { transform: translateY(0) scale(1); opacity: 1; }
}
@keyframes bannerBestGlow {
  0%, 100% { filter: drop-shadow(0 0 6px rgba(245, 197, 24, 0.6)); }
  50%      { filter: drop-shadow(0 0 14px rgba(245, 197, 24, 1)) drop-shadow(0 0 24px rgba(233, 69, 96, 0.6)); }
}

/* ==========================================================================
   Street Fighter: arcade buttons + READY/FIGHT intro overlay
   ========================================================================== */

/* --- SF difficulty selector (arcade pill with chunky outline) --- */
#academy-game-root .bdt-matchmaking .bdt-difficulty-label {
  font-family: var(--bdt-font);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.85);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

#academy-game-root .bdt-matchmaking .bdt-diff-btn {
  font-family: var(--bdt-font);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 11px 22px;
  border-radius: 8px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  background: linear-gradient(180deg, rgba(30, 30, 60, 0.85), rgba(10, 10, 26, 0.9));
  color: #fff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.15),
    inset 0 -3px 0 rgba(0, 0, 0, 0.4),
    0 3px 0 rgba(0, 0, 0, 0.6);
  transform: translateY(0);
  transition: transform 0.08s ease, box-shadow 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
#academy-game-root .bdt-matchmaking .bdt-diff-btn:hover {
  border-color: #00d2ff;
  color: #e6fbff;
}
#academy-game-root .bdt-matchmaking .bdt-diff-btn:active {
  transform: translateY(2px);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.4),
    0 1px 0 rgba(0, 0, 0, 0.6);
}
#academy-game-root .bdt-matchmaking .bdt-diff-btn.active {
  border-color: #f5c518;
  color: #fff;
  background: linear-gradient(180deg, #e94560 0%, #8a1e34 100%);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.3),
    inset 0 -3px 0 rgba(0, 0, 0, 0.45),
    0 3px 0 #4a0a1a,
    0 0 20px rgba(233, 69, 96, 0.55);
}

/* --- Fight button ("COMBATTRE !") — softer, less aggressive --- */
#academy-game-root .bdt-matchmaking > .bdt-btn-primary {
  font-family: var(--bdt-font);
  font-size: 19px;
  font-weight: 900;
  letter-spacing: 1.5px;
  padding: 15px 40px;
  border-radius: 12px;
  border: 2px solid #f5c518;
  background: linear-gradient(180deg, #ee5a6f 0%, #c73e55 100%);
  color: #fff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.2),
    inset 0 -3px 0 rgba(0, 0, 0, 0.25),
    0 4px 0 rgba(70, 20, 30, 0.6),
    0 0 20px rgba(238, 90, 111, 0.35);
  animation: sfFightPulse 2s ease-in-out infinite;
}
#academy-game-root .bdt-matchmaking > .bdt-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.25),
    inset 0 -3px 0 rgba(0, 0, 0, 0.25),
    0 5px 0 rgba(70, 20, 30, 0.6),
    0 0 26px rgba(238, 90, 111, 0.5);
}
#academy-game-root .bdt-matchmaking > .bdt-btn-primary:active {
  transform: translateY(3px);
  box-shadow:
    inset 0 3px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(0, 0, 0, 0.35),
    0 2px 0 #4a0a1a,
    0 0 20px rgba(233, 69, 96, 0.55);
}
@keyframes sfFightPulse {
  0%, 100% { filter: brightness(1); }
  50%      { filter: brightness(1.15); }
}
@keyframes sfFightShake {
  0%, 100% { transform: translate(0, -1px); }
  25%      { transform: translate(-1px, -1px) rotate(-0.4deg); }
  50%      { transform: translate(1px, -2px) rotate(0.4deg); }
  75%      { transform: translate(-1px, 0px) rotate(-0.2deg); }
}

/* --- SF READY / FIGHT! intro overlay --- */
#academy-game-root .bdt-fight-intro {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at center, rgba(10, 10, 26, 0.55), rgba(10, 10, 26, 0.92) 70%);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  pointer-events: none;
  overflow: hidden;
  animation: sfIntroFadeIn 0.2s ease-out;
}
#academy-game-root .bdt-fight-intro::before,
#academy-game-root .bdt-fight-intro::after {
  content: '';
  position: absolute;
  top: 50%;
  left: -20%;
  width: 140%;
  height: 80px;
  background: linear-gradient(90deg, transparent, rgba(245, 197, 24, 0.35), rgba(233, 69, 96, 0.45), transparent);
  transform: translateY(-50%) rotate(-3deg);
  filter: blur(6px);
  animation: sfBannerSweep 1.2s ease-in-out infinite;
}
#academy-game-root .bdt-fight-intro::after {
  height: 20px;
  filter: none;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  animation: sfBannerSweep 1.2s ease-in-out infinite 0.3s;
}
#academy-game-root .bdt-fight-intro.bdt-fight-fadeout {
  animation: sfIntroFadeOut 0.26s ease-in forwards;
}
@keyframes sfIntroFadeIn  { from { opacity: 0; } to { opacity: 1; } }
@keyframes sfIntroFadeOut { from { opacity: 1; } to { opacity: 0; } }
@keyframes sfBannerSweep {
  0%   { transform: translate(-60%, -50%) rotate(-3deg); opacity: 0.5; }
  50%  { opacity: 1; }
  100% { transform: translate(40%, -50%) rotate(-3deg); opacity: 0.5; }
}

#academy-game-root .bdt-fight-ready,
#academy-game-root .bdt-fight-go {
  position: relative;
  z-index: 1;
  /* System font at 900 — no more Impact. Readability > arcade authenticity. */
  font-family: var(--bdt-font);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -1.5px;
  text-align: center;
  white-space: nowrap;
  user-select: none;
  pointer-events: none;
}
#academy-game-root .bdt-fight-ready {
  font-size: clamp(38px, 9.5vw, 115px);
  letter-spacing: -1px;
  color: #fff4bf;
  background: linear-gradient(180deg, #fff4bf 0%, #f5c518 55%, #c58a00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 3px 3px 0 #1a1a2e;
  filter: drop-shadow(0 0 14px rgba(245, 197, 24, 0.55));
  animation: sfReadyPop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
#academy-game-root .bdt-fight-go {
  font-size: clamp(42px, 11vw, 150px);
  letter-spacing: -1px;
  color: #fff;
  /* Solid fill (not gradient text) for sharpness — softer coral palette */
  background: linear-gradient(180deg, #ffd84a 0%, #ee5a6f 55%, #a83a4c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 3px 3px 0 #1a1a2e;
  filter: drop-shadow(0 0 18px rgba(238, 90, 111, 0.55)) drop-shadow(0 0 40px rgba(245, 197, 24, 0.3));
  animation: sfFightPop 0.55s cubic-bezier(0.34, 1.8, 0.64, 1);
}
@keyframes sfReadyPop {
  0%   { transform: scale(0.2) rotate(-14deg); opacity: 0; }
  55%  { transform: scale(1.15) rotate(6deg); opacity: 1; }
  80%  { transform: scale(0.95) rotate(-2deg); }
  100% { transform: scale(1) rotate(0deg); }
}
@keyframes sfFightPop {
  0%   { transform: scale(0.1) rotate(-20deg) skewX(10deg); opacity: 0; }
  60%  { transform: scale(1.3) rotate(8deg) skewX(-6deg); opacity: 1; }
  80%  { transform: scale(0.9) rotate(-3deg) skewX(2deg); }
  100% { transform: scale(1) rotate(0deg) skewX(0); }
}
@keyframes sfFightRumble {
  0%, 100% { transform: translate(0, 0); }
  25%      { transform: translate(-3px, 1px); }
  50%      { transform: translate(2px, -2px); }
  75%      { transform: translate(-1px, 2px); }
}

/* --- Mobile: stack SF portraits vertically with VS between --- */
@media (max-width: 560px) {
  #academy-game-root .bdt-versus-row {
    flex-direction: column;
    gap: 8px;
    padding: 12px 4px;
    max-width: 100%;
  }
  #academy-game-root .bdt-versus-row .bdt-player:first-child,
  #academy-game-root .bdt-versus-row .bdt-player:last-child,
  #academy-game-root .bdt-versus-row .bdt-searching {
    max-width: 92%;
    width: 92%;
    transform: none;
    animation: sfSlideInMobile 0.55s cubic-bezier(0.34, 1.56, 0.64, 1);
  }
  #academy-game-root .bdt-versus-row .bdt-player:first-child::before,
  #academy-game-root .bdt-versus-row .bdt-player:last-child::before,
  #academy-game-root .bdt-versus-row .bdt-searching::before {
    top: -8px;
  }
  #academy-game-root .bdt-vs-divider { min-width: 0; }
  #academy-game-root .bdt-vs-text { font-size: 54px; letter-spacing: -2px; }
  #academy-game-root .bdt-versus-row + .bdt-versus-row {
    flex-direction: row;
    padding: 0 20px;
    gap: 20px;
  }
  #academy-game-root .bdt-matchmaking > .bdt-btn-primary {
    font-size: 18px;
    padding: 14px 32px;
    letter-spacing: 3px;
  }
  #academy-game-root .bdt-matchmaking .bdt-diff-btn {
    font-size: 12px;
    padding: 9px 16px;
    letter-spacing: 1.5px;
  }
}
@keyframes sfSlideInMobile {
  0%   { transform: translateY(20px) scale(0.9); opacity: 0; }
  100% { transform: translateY(0) scale(1); opacity: 1; }
}

/* ==========================================================================
   Nouveautés — showcase of recent arena additions on the menu screen
   ========================================================================== */
#academy-game-root .aca-news-section {
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
}

#academy-game-root .aca-news-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

#academy-game-root .aca-news-card {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(30, 30, 60, 0.75), rgba(15, 52, 96, 0.55));
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25),
              inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  animation: newsCardFadeIn 0.5s ease;
}
#academy-game-root .aca-news-card-clickable {
  cursor: pointer;
}
#academy-game-root .aca-news-card-clickable:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 210, 255, 0.5);
  box-shadow: 0 6px 20px rgba(0, 210, 255, 0.25),
              inset 0 1px 0 rgba(255, 255, 255, 0.15);
}
#academy-game-root .aca-news-card-clickable:active {
  transform: translateY(0);
}

#academy-game-root .aca-news-icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  line-height: 1;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 12px;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
}

#academy-game-root .aca-news-text {
  flex: 1;
  min-width: 0; /* allow ellipsis inside flex child */
}

#academy-game-root .aca-news-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 2px;
}

#academy-game-root .aca-news-title {
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.2px;
}

#academy-game-root .aca-news-badge {
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 1px;
  padding: 2px 8px;
  border-radius: 50px;
  background: linear-gradient(135deg, #f5c518, #e94560);
  color: #1a1a2e;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.3);
  box-shadow: 0 0 10px rgba(245, 197, 24, 0.5);
  animation: newsBadgePulse 1.8s ease-in-out infinite;
  text-transform: uppercase;
}

#academy-game-root .aca-news-desc {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.35;
}

@keyframes newsCardFadeIn {
  0%   { opacity: 0; transform: translateY(8px); }
  100% { opacity: 1; transform: translateY(0); }
}
@keyframes newsBadgePulse {
  0%, 100% { filter: brightness(1)   drop-shadow(0 0 4px rgba(245, 197, 24, 0.4)); }
  50%      { filter: brightness(1.2) drop-shadow(0 0 10px rgba(245, 197, 24, 0.9)); }
}

@media (max-width: 480px) {
  #academy-game-root .aca-news-icon { width: 36px; height: 36px; font-size: 22px; }
  #academy-game-root .aca-news-title { font-size: 13px; }
  #academy-game-root .aca-news-desc  { font-size: 11px; }
}

/* ============================================================
   TTMC — Tu Te Mets Combien ? (v3.19.22)
   Plateau serpentin 5\u00d75, cartes 1-10, 4 joueurs avec pions color\u00e9s.
   ============================================================ */
#academy-game-root .ttmc-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 12px;
  animation: fadeIn 0.4s ease;
}
#academy-game-root .ttmc-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}
#academy-game-root .ttmc-title {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 1.5px;
  background: linear-gradient(135deg, #00d2ff, #f5c518, #e94560);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
#academy-game-root .ttmc-quit { font-size: 12px; padding: 6px 12px; }
#academy-game-root .ttmc-turn-counter {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  padding: 6px 12px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}
#academy-game-root .ttmc-turn-counter b {
  color: #f5c518;
  font-size: 14px;
  margin-left: 4px;
}

/* Players list strip */
#academy-game-root .ttmc-players-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  width: 100%;
}
#academy-game-root .ttmc-plist-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(15, 52, 96, 0.35), rgba(26, 26, 46, 0.55));
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 12px;
  font-weight: 700;
  transition: transform 0.2s, border-color 0.2s;
}
#academy-game-root .ttmc-plist-item.active {
  transform: translateY(-2px);
  border-color: rgba(245, 197, 24, 0.55);
  box-shadow: 0 0 14px rgba(245, 197, 24, 0.3);
}
#academy-game-root .ttmc-plist-item.winner {
  border-color: #4ade80;
  box-shadow: 0 0 20px rgba(74, 222, 128, 0.5);
}
#academy-game-root .ttmc-plist-dot {
  width: 14px; height: 14px; border-radius: 50%;
  box-shadow: 0 0 8px currentColor;
  flex-shrink: 0;
}
#academy-game-root .ttmc-plist-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #fff;
}
#academy-game-root .ttmc-plist-pos {
  color: rgba(255, 255, 255, 0.5);
  font-size: 10px;
}
#academy-game-root .ttmc-plist-score {
  color: #f5c518;
  font-size: 11px;
  font-weight: 900;
}

/* Board 5\u00d75 */
#academy-game-root .ttmc-board {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
  width: 100%;
  max-width: 600px;
  aspect-ratio: 5 / 5;
  padding: 6px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 14px;
  border: 1.5px solid rgba(255, 255, 255, 0.08);
}
#academy-game-root .ttmc-case {
  position: relative;
  background: linear-gradient(145deg, rgba(15, 52, 96, 0.4), rgba(26, 26, 46, 0.7));
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60px;
  transition: background 0.18s;
}
#academy-game-root .ttmc-case-num {
  font-size: 11px;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.5px;
}
#academy-game-root .ttmc-case-icon {
  font-size: 18px;
  margin-top: 2px;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5));
}
#academy-game-root .ttmc-case.special { border-color: rgba(245, 197, 24, 0.35); }
#academy-game-root .ttmc-case-prison { background: linear-gradient(145deg, rgba(60, 20, 30, 0.6), rgba(40, 15, 25, 0.8)); border-color: rgba(233, 69, 96, 0.4); }
#academy-game-root .ttmc-case-recul  { background: linear-gradient(145deg, rgba(60, 30, 20, 0.6), rgba(50, 25, 15, 0.8)); border-color: rgba(245, 158, 11, 0.4); }
#academy-game-root .ttmc-case-bonus  { background: linear-gradient(145deg, rgba(30, 60, 40, 0.6), rgba(20, 50, 30, 0.8)); border-color: rgba(74, 222, 128, 0.4); }
#academy-game-root .ttmc-case-finale {
  background: linear-gradient(135deg, #f5c518, #e94560, #00d2ff);
  border-color: #ffd700;
  box-shadow: 0 0 20px rgba(245, 197, 24, 0.5);
  animation: ttmcFinalePulse 2s ease-in-out infinite;
}
@keyframes ttmcFinalePulse {
  0%, 100% { box-shadow: 0 0 14px rgba(245, 197, 24, 0.4); }
  50%      { box-shadow: 0 0 24px rgba(245, 197, 24, 0.7), 0 0 40px rgba(233, 69, 96, 0.3); }
}
#academy-game-root .ttmc-case-finale .ttmc-case-num { color: #1a1a2e; }

#academy-game-root .ttmc-case-start {
  width: 100%;
  max-width: 600px;
  padding: 8px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1.5px dashed rgba(255, 255, 255, 0.2);
  text-align: center;
  font-weight: 900;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 11px;
}

/* Pions des joueurs */
#academy-game-root .ttmc-pion {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.4), inset 0 1px 2px rgba(255, 255, 255, 0.3);
  border: 1.5px solid rgba(255, 255, 255, 0.6);
  color: #fff;
  font-size: 10px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 2;
}
/* Superposition de pions : l\u00e9ger d\u00e9calage pour qu'on voie plusieurs pions sur une case */
#academy-game-root .ttmc-pion[data-player="1"] { transform: translate(-85%, -50%); }
#academy-game-root .ttmc-pion[data-player="2"] { transform: translate(-15%, -50%); }
#academy-game-root .ttmc-pion[data-player="3"] { transform: translate(-50%, -15%); }
#academy-game-root .ttmc-pion[data-player="0"] { transform: translate(-50%, -85%); z-index: 3; }
#academy-game-root .ttmc-pion.current {
  animation: ttmcPionActive 0.8s ease-in-out infinite;
  z-index: 5;
}
@keyframes ttmcPionActive {
  0%, 100% { box-shadow: 0 2px 5px rgba(0, 0, 0, 0.4), 0 0 10px rgba(255, 255, 255, 0.4); }
  50%      { box-shadow: 0 2px 5px rgba(0, 0, 0, 0.4), 0 0 18px rgba(255, 255, 255, 0.7); }
}
#academy-game-root .ttmc-pion.winner {
  animation: ttmcPionWin 1.2s ease-in-out infinite;
  z-index: 10;
}
@keyframes ttmcPionWin {
  0%, 100% { transform: translate(-50%, -50%) scale(1) rotate(0deg); }
  50%      { transform: translate(-50%, -50%) scale(1.25) rotate(12deg); }
}

/* Zone de contr\u00f4le (carte / question / bot-playing) */
#academy-game-root .ttmc-control {
  width: 100%;
  max-width: 720px;
  min-height: 140px;
  padding: 16px;
  background: linear-gradient(180deg, rgba(15, 52, 96, 0.4) 0%, rgba(26, 26, 46, 0.7) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
}
#academy-game-root .ttmc-subject {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 8px;
  text-align: center;
}
#academy-game-root .ttmc-subject b { color: #fff; }
#academy-game-root .ttmc-question-prompt {
  text-align: center;
  font-size: 18px;
  font-weight: 900;
  color: #f5c518;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
#academy-game-root .ttmc-cards {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 6px;
  margin-bottom: 8px;
}
#academy-game-root .ttmc-card {
  padding: 14px 0;
  border: 2px solid rgba(255, 255, 255, 0.15);
  background: linear-gradient(180deg, rgba(15, 52, 96, 0.5), rgba(26, 26, 46, 0.8));
  color: #fff;
  font-size: 18px;
  font-weight: 900;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.18s, border-color 0.18s, background 0.18s;
}
#academy-game-root .ttmc-card:hover {
  transform: translateY(-3px);
  border-color: #f5c518;
  background: linear-gradient(180deg, rgba(245, 197, 24, 0.2), rgba(245, 158, 11, 0.3));
}
#academy-game-root .ttmc-card:nth-child(-n+3) { border-color: rgba(78, 205, 196, 0.4); }
#academy-game-root .ttmc-card:nth-child(n+8)  { border-color: rgba(233, 69, 96, 0.4); }
#academy-game-root .ttmc-hint {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
  text-align: center;
  font-style: italic;
}

#academy-game-root .ttmc-q-text {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  text-align: center;
  padding: 10px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 10px;
  margin-bottom: 12px;
}
#academy-game-root .ttmc-answers-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
#academy-game-root .ttmc-answer {
  padding: 14px;
  border: 2px solid rgba(255, 255, 255, 0.15);
  background: linear-gradient(180deg, rgba(15, 52, 96, 0.5), rgba(26, 26, 46, 0.8));
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.18s, border-color 0.18s;
}
#academy-game-root .ttmc-answer:hover {
  transform: translateY(-2px);
  border-color: #00d2ff;
  background: linear-gradient(180deg, rgba(0, 210, 255, 0.15), rgba(15, 52, 96, 0.6));
}

#academy-game-root .ttmc-control-bot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 14px 0;
}
#academy-game-root .ttmc-bot-indicator {
  width: 40px; height: 40px; border-radius: 50%;
  box-shadow: 0 0 20px currentColor;
  animation: ttmcPionActive 0.8s ease-in-out infinite;
}
#academy-game-root .ttmc-bot-text { font-size: 15px; color: #fff; }
#academy-game-root .ttmc-bot-pick {
  font-size: 13px;
  color: #f5c518;
  font-weight: 700;
  background: rgba(245, 197, 24, 0.12);
  padding: 4px 12px;
  border-radius: 6px;
}

#academy-game-root .ttmc-control-reveal {
  text-align: center;
  font-size: 18px;
  color: rgba(255, 255, 255, 0.6);
  padding: 20px;
  animation: fadeIn 0.3s;
}

/* Log */
#academy-game-root .ttmc-log {
  width: 100%;
  max-width: 720px;
  max-height: 90px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
#academy-game-root .ttmc-log-line {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
  animation: fadeIn 0.3s;
}

/* Results */
#academy-game-root .ttmc-ranking {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  max-width: 420px;
  margin: 0 auto 16px;
}
#academy-game-root .ttmc-ranking-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
#academy-game-root .ttmc-ranking-row.me {
  background: rgba(245, 197, 24, 0.12);
  border-color: rgba(245, 197, 24, 0.4);
}
#academy-game-root .ttmc-ranking-row:first-child {
  background: linear-gradient(145deg, rgba(255, 215, 0, 0.2), rgba(245, 158, 11, 0.1));
  border-color: #ffd700;
}
#academy-game-root .ttmc-ranking-rank {
  font-size: 18px; font-weight: 900; color: #ffd700; min-width: 24px;
}
#academy-game-root .ttmc-ranking-dot { width: 14px; height: 14px; border-radius: 50%; }
#academy-game-root .ttmc-ranking-name { flex: 1; font-weight: 700; color: #fff; }
#academy-game-root .ttmc-ranking-stats { display: flex; gap: 10px; font-size: 12px; font-weight: 700; color: rgba(255,255,255,0.6); }
#academy-game-root .ttmc-ranking-stats span:last-child { color: #f5c518; }

@media (max-width: 560px) {
  #academy-game-root .ttmc-players-list { grid-template-columns: repeat(2, 1fr); }
  #academy-game-root .ttmc-board { max-width: 100%; }
  #academy-game-root .ttmc-cards { grid-template-columns: repeat(5, 1fr); }
  #academy-game-root .ttmc-q-text { font-size: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  #academy-game-root .ttmc-pion.current,
  #academy-game-root .ttmc-pion.winner,
  #academy-game-root .ttmc-bot-indicator,
  #academy-game-root .ttmc-case-finale { animation: none; }
}

/* v3.19.25 — Avatar unlock celebration dans l'écran résultats TTMC */
#academy-game-root .ttmc-avatar-unlock-panel {
  width: 100%;
  max-width: 520px;
  margin: 18px auto 22px;
  padding: 16px 18px;
  background: linear-gradient(135deg, rgba(245, 197, 24, 0.18), rgba(233, 69, 96, 0.15) 50%, rgba(0, 210, 255, 0.12));
  border: 1.5px solid rgba(245, 197, 24, 0.45);
  border-radius: 14px;
  box-shadow: 0 0 32px rgba(245, 197, 24, 0.35), 0 6px 18px rgba(0, 0, 0, 0.4);
  animation: ttmcUnlockGlow 2.2s ease-in-out infinite alternate;
}
@keyframes ttmcUnlockGlow {
  0%   { box-shadow: 0 0 26px rgba(245, 197, 24, 0.3), 0 6px 18px rgba(0, 0, 0, 0.4); }
  100% { box-shadow: 0 0 44px rgba(245, 197, 24, 0.55), 0 6px 18px rgba(0, 0, 0, 0.4); }
}
#academy-game-root .ttmc-avatar-unlock-header {
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 1.5px;
  text-align: center;
  color: #ffd700;
  text-shadow: 0 0 14px rgba(255, 215, 0, 0.6);
  margin-bottom: 12px;
  text-transform: uppercase;
}
#academy-game-root .ttmc-avatar-unlock-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
#academy-game-root .ttmc-avatar-unlock-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  animation: ttmcUnlockCardIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes ttmcUnlockCardIn {
  0%   { opacity: 0; transform: translateY(12px) scale(0.92); }
  100% { opacity: 1; transform: translateY(0)    scale(1); }
}
#academy-game-root .ttmc-avatar-unlock-card.rarity-rare      { border-color: rgba(0, 210, 255, 0.5); }
#academy-game-root .ttmc-avatar-unlock-card.rarity-epic      { border-color: rgba(190, 75, 219, 0.55); box-shadow: inset 0 0 18px rgba(190, 75, 219, 0.12); }
#academy-game-root .ttmc-avatar-unlock-card.rarity-legendary { border-color: #ffd700; box-shadow: inset 0 0 22px rgba(255, 215, 0, 0.2); }
#academy-game-root .ttmc-avatar-unlock-img {
  width: 64px; height: 64px;
  flex-shrink: 0;
  border-radius: 12px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.3);
  display: flex; align-items: center; justify-content: center;
}
#academy-game-root .ttmc-avatar-unlock-img img {
  width: 100%; height: 100%; object-fit: cover;
}
#academy-game-root .ttmc-avatar-unlock-info { flex: 1; min-width: 0; }
#academy-game-root .ttmc-avatar-unlock-name {
  font-size: 14px;
  font-weight: 900;
  color: #fff;
  margin-bottom: 3px;
}
#academy-game-root .ttmc-avatar-unlock-hint {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.3;
  font-style: italic;
}
@media (prefers-reduced-motion: reduce) {
  #academy-game-root .ttmc-avatar-unlock-panel,
  #academy-game-root .ttmc-avatar-unlock-card { animation: none; }
}

/* ─── Phase 4 H5P (v3.30.0) ───────────────────────────────────────── */
/* Section "Notions à revoir" dans modal results() */
#academy-game-root .bdt-h5p-recap {
  margin-top: 18px;
  padding: 16px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(255, 215, 102, 0.08), rgba(255, 215, 102, 0.02));
  border: 1px solid rgba(255, 215, 102, 0.25);
}
#academy-game-root .bdt-h5p-recap .bdt-section-title {
  color: #ffd766;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}
#academy-game-root .bdt-h5p-recap-subtitle {
  font-size: 12px;
  color: rgba(245, 247, 251, 0.7);
  margin-bottom: 12px;
}
#academy-game-root .bdt-h5p-recap-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
#academy-game-root .bdt-h5p-recap-item {
  display: flex;
  align-items: center;
}
#academy-game-root .bdt-h5p-recap-link,
#academy-game-root .bdt-h5p-recap-item > .bdt-h5p-recap-icon ~ * {
  display: flex;
  align-items: center;
  gap: 8px;
}
#academy-game-root .bdt-h5p-recap-link {
  flex: 1;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  color: #f5f7fb;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}
#academy-game-root .bdt-h5p-recap-link:hover {
  background: rgba(255, 215, 102, 0.12);
  border-color: rgba(255, 215, 102, 0.4);
  transform: translateX(2px);
}
#academy-game-root .bdt-h5p-recap-icon { font-size: 18px; }
#academy-game-root .bdt-h5p-recap-title {
  flex: 1;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
#academy-game-root .bdt-h5p-miss-count {
  font-size: 11px;
  font-weight: 700;
  color: #ff7676;
  background: rgba(255, 118, 118, 0.12);
  padding: 2px 6px;
  border-radius: 6px;
}
#academy-game-root .bdt-h5p-recap-arrow {
  color: #ffd766;
  font-size: 16px;
  font-weight: 700;
}

/* v3.36.0 — bouton cliquable (remplace l'ancien <a> link) qui ouvre le lightbox H5P */
#academy-game-root .bdt-h5p-recap-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  color: #f5f7fb;
  border: 1px solid rgba(255, 255, 255, 0.08);
  cursor: pointer;
  text-align: left;
  font: inherit;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}
#academy-game-root .bdt-h5p-recap-btn:hover,
#academy-game-root .bdt-h5p-recap-btn:focus-visible {
  background: rgba(255, 215, 102, 0.14);
  border-color: rgba(255, 215, 102, 0.5);
  transform: translateX(3px);
  outline: none;
}
#academy-game-root .bdt-h5p-recap-btn:active {
  transform: translateX(1px) scale(0.99);
}
#academy-game-root .bdt-h5p-recap-btn .bdt-h5p-recap-arrow {
  margin-left: auto;
}
/* v3.42.0 — Cards visuelles enrichies pour modal recap H5P (#2 + #7).
   Layout 2-rows : icône à gauche, body (titre + miss count) au centre,
   CTA à droite. Animation stagger fade-in à l'apparition. */
#academy-game-root .bdt-h5p-recap-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0, 210, 255, 0.08) 0%, rgba(168, 85, 247, 0.08) 100%);
  border: 2px solid rgba(0, 210, 255, 0.18);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  opacity: 0;
  transform: translateY(8px);
  animation: bdt-h5p-card-in 0.45s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
#academy-game-root .bdt-h5p-recap-card:hover {
  transform: translateY(-2px) scale(1.01);
  border-color: rgba(0, 210, 255, 0.5);
  box-shadow: 0 6px 20px rgba(0, 210, 255, 0.18);
}
#academy-game-root .bdt-h5p-recap-card .bdt-h5p-recap-icon {
  font-size: 28px;
  flex-shrink: 0;
  filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.25));
}
#academy-game-root .bdt-h5p-recap-card .bdt-h5p-recap-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
#academy-game-root .bdt-h5p-recap-card .bdt-h5p-recap-title {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
#academy-game-root .bdt-h5p-recap-card .bdt-h5p-miss-count {
  font-size: 11px;
  font-weight: 700;
  color: rgba(255, 71, 87, 0.85);
  letter-spacing: 0.3px;
}
#academy-game-root .bdt-h5p-recap-card .bdt-h5p-recap-cta {
  font-size: 12px;
  font-weight: 800;
  color: #00d2ff;
  letter-spacing: 0.5px;
  background: rgba(0, 210, 255, 0.12);
  padding: 6px 10px;
  border-radius: 20px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* v3.42.0 — Card "Recommandation officielle" (Plugin Phase 3 server reco).
   Mise en avant visuelle : ruban or, glow étoilé. */
#academy-game-root .bdt-h5p-recap-card-official {
  background: linear-gradient(135deg, rgba(255, 212, 0, 0.18) 0%, rgba(0, 210, 255, 0.12) 100%);
  border-color: #ffd400;
  box-shadow: 0 0 24px rgba(255, 212, 0, 0.25);
  position: relative;
}
#academy-game-root .bdt-h5p-recap-card-official::before {
  content: '⭐ Officiel';
  position: absolute;
  top: -8px;
  left: 14px;
  background: linear-gradient(135deg, #ffd400 0%, #ff9f43 100%);
  color: #1a1a2e;
  font-size: 10px;
  font-weight: 900;
  padding: 2px 8px;
  border-radius: 12px;
  letter-spacing: 0.5px;
  z-index: 2;
}
#academy-game-root .bdt-h5p-recap-card-official .bdt-h5p-miss-count-official {
  color: #ffd400;
  font-weight: 800;
}
#academy-game-root .bdt-h5p-recap-card-official .bdt-h5p-recap-cta {
  color: #ffd400;
  background: rgba(255, 212, 0, 0.18);
}

@keyframes bdt-h5p-card-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* v3.36.0 — Mode Facile auto-50/50 (coup de pouce après 7s sans réponse) */
#academy-game-root .bdt-answer-btn.bdt-fifty-fifty-out {
  opacity: 0.25;
  text-decoration: line-through;
  pointer-events: none;
  filter: grayscale(0.7);
  transition: opacity 0.4s ease, filter 0.4s ease;
}
#academy-game-root .bdt-fifty-fifty-hint {
  position: fixed;
  bottom: 20%;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #ffd400 0%, #ff9f43 100%);
  color: #1a1a2e;
  padding: 10px 18px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(255, 212, 0, 0.4), 0 0 0 3px rgba(255, 255, 255, 0.2);
  z-index: 9999;
  animation: bdt-fifty-fifty-pop 2.4s ease forwards;
  pointer-events: none;
}
@keyframes bdt-fifty-fifty-pop {
  0%   { opacity: 0; transform: translate(-50%, 16px) scale(0.8); }
  15%  { opacity: 1; transform: translate(-50%, 0) scale(1.05); }
  20%  { transform: translate(-50%, 0) scale(1); }
  85%  { opacity: 1; transform: translate(-50%, 0) scale(1); }
  100% { opacity: 0; transform: translate(-50%, -10px) scale(0.95); }
}


/* v3.40.0 — Frontend gating H5P Co+ */
.bdt-h5p-gated {
	margin-top: 16px;
}
.bdt-h5p-gated-card {
	display: flex;
	gap: 14px;
	align-items: center;
	padding: 18px;
	border-radius: 14px;
	background: linear-gradient(135deg, rgba(255,212,0,0.12), rgba(168,85,247,0.18));
	border: 1px solid rgba(255,212,0,0.30);
}
.bdt-h5p-gated-icon { font-size: 32px; line-height: 1; flex-shrink: 0; }
.bdt-h5p-gated-body h4 { margin: 0 0 4px; font-size: 16px; font-weight: 800; }
.bdt-h5p-gated-body p { margin: 0 0 10px; font-size: 14px; opacity: 0.85; }

/* ─────────────────────────────────────────────────────────────────────
   v3.58.0 — Mode "Réviser ce H5P" : bouton "🎯 Combattre" overlay sur
   chaque card recap + header spécial de fin de match.
   ───────────────────────────────────────────────────────────────────── */

/* Bouton "🎯 Combattre" en overlay top-right de la card recap H5P.
   Click déclenche Arene.startH5pReview() au lieu de la lightbox. */
#academy-game-root .bdt-h5p-recap-card {
  position: relative; /* pour ancrer le bouton combat absolute */
}
#academy-game-root .bdt-h5p-recap-combat {
  position: absolute;
  top: 6px;
  right: 8px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.4px;
  color: #fff;
  background: linear-gradient(135deg, var(--aca-pink, #ff2d87) 0%, var(--aca-purple, #a855f7) 100%);
  padding: 5px 10px;
  border-radius: 14px;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(255, 45, 135, 0.35);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  user-select: none;
  z-index: 3;
  white-space: nowrap;
}
#academy-game-root .bdt-h5p-recap-combat:hover {
  transform: translateY(-1px) scale(1.04);
  box-shadow: 0 4px 14px rgba(255, 45, 135, 0.5);
}
#academy-game-root .bdt-h5p-recap-combat:active {
  transform: translateY(0) scale(0.98);
}

/* Header spécial fin de match en mode review (pas "VICTOIRE/Défaite"). */
#academy-game-root .bdt-review-mode-title {
  background: linear-gradient(135deg, var(--aca-pink, #ff2d87) 0%, var(--aca-cyan, #00e5ff) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 900;
}
#academy-game-root .bdt-review-mode-subtitle {
  font-style: italic;
  opacity: 0.9;
  margin-bottom: 8px;
}

/* ─────────────────────────────────────────────────────────────────────
   v3.61.0 — Polish TTMC : tier labels sur cartes 1-10 + banner À ton tour
   ───────────────────────────────────────────────────────────────────── */

/* Cartes 1-10 enrichies : numéro + stars + label (Facile/Moyen/Dur/Très dur) */
#academy-game-root .ttmc-cards { gap: 8px; }
#academy-game-root .ttmc-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 10px 4px;
  min-height: 78px;
  font-size: 14px;
  line-height: 1.1;
}
#academy-game-root .ttmc-card .ttmc-card-num {
  font-size: 22px;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 2px;
}
#academy-game-root .ttmc-card .ttmc-card-stars {
  font-size: 10px;
  line-height: 1;
  opacity: 0.95;
  letter-spacing: -1px;
}
#academy-game-root .ttmc-card .ttmc-card-label {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  opacity: 0.8;
  margin-top: 1px;
}

/* Tier-specific colors (override le :nth-child colorant générique) */
#academy-game-root .ttmc-card-tier-easy {
  border-color: rgba(78, 205, 196, 0.55) !important;
  background: linear-gradient(180deg, rgba(78, 205, 196, 0.12), rgba(26, 26, 46, 0.85));
}
#academy-game-root .ttmc-card-tier-easy:hover {
  border-color: #4ecdc4 !important;
  background: linear-gradient(180deg, rgba(78, 205, 196, 0.28), rgba(26, 26, 46, 0.9));
  box-shadow: 0 4px 14px rgba(78, 205, 196, 0.25);
}
#academy-game-root .ttmc-card-tier-medium {
  border-color: rgba(245, 197, 24, 0.55) !important;
  background: linear-gradient(180deg, rgba(245, 197, 24, 0.12), rgba(26, 26, 46, 0.85));
}
#academy-game-root .ttmc-card-tier-medium:hover {
  border-color: #f5c518 !important;
  background: linear-gradient(180deg, rgba(245, 197, 24, 0.28), rgba(26, 26, 46, 0.9));
  box-shadow: 0 4px 14px rgba(245, 197, 24, 0.25);
}
#academy-game-root .ttmc-card-tier-hard {
  border-color: rgba(255, 107, 53, 0.55) !important;
  background: linear-gradient(180deg, rgba(255, 107, 53, 0.12), rgba(26, 26, 46, 0.85));
}
#academy-game-root .ttmc-card-tier-hard:hover {
  border-color: #ff6b35 !important;
  background: linear-gradient(180deg, rgba(255, 107, 53, 0.28), rgba(26, 26, 46, 0.9));
  box-shadow: 0 4px 14px rgba(255, 107, 53, 0.3);
}
#academy-game-root .ttmc-card-tier-extreme {
  border-color: rgba(233, 69, 96, 0.65) !important;
  background: linear-gradient(180deg, rgba(233, 69, 96, 0.18), rgba(26, 26, 46, 0.9));
  position: relative;
}
#academy-game-root .ttmc-card-tier-extreme:hover {
  border-color: #e94560 !important;
  background: linear-gradient(180deg, rgba(233, 69, 96, 0.32), rgba(26, 26, 46, 0.95));
  box-shadow: 0 4px 18px rgba(233, 69, 96, 0.4);
  transform: translateY(-4px) scale(1.02);
}

/* Banner "🎯 À ton tour !" — apparait quand c'est le tour du joueur user */
#academy-game-root .ttmc-your-turn-banner {
  text-align: center;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 8px 16px;
  margin-bottom: 12px;
  background: linear-gradient(90deg, var(--aca-pink, #ff2d87) 0%, var(--aca-yellow, #ffd400) 50%, var(--aca-cyan, #00e5ff) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: ttmcYourTurnSheen 2.4s linear infinite;
}
@keyframes ttmcYourTurnSheen {
  0%   { background-position:   0% 50%; }
  100% { background-position: 200% 50%; }
}

/* Responsive : sur très petit écran, les cartes prennent moins d'espace */
@media (max-width: 600px) {
  #academy-game-root .ttmc-card { min-height: 64px; padding: 8px 2px; }
  #academy-game-root .ttmc-card .ttmc-card-num { font-size: 18px; }
  #academy-game-root .ttmc-card .ttmc-card-stars { font-size: 8px; }
  #academy-game-root .ttmc-card .ttmc-card-label { font-size: 8px; }
}

/* ─────────────────────────────────────────────────────────────────────
   v3.63.0 — Polish UX général : animation transition entre écrans.
   Déclenchée par showScreen() qui retire/réajoute .bdt-screen-enter.
   Respect prefers-reduced-motion : pas d'animation pour les enfants
   ou parents sensibles au motion.
   ───────────────────────────────────────────────────────────────────── */
#academy-game-root.bdt-screen-enter {
  animation: bdtScreenEnter 320ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
@keyframes bdtScreenEnter {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0);    }
}
@media (prefers-reduced-motion: reduce) {
  #academy-game-root.bdt-screen-enter { animation: none; }
}

/* ─────────────────────────────────────────────────────────────────────
   v3.68.0 — Polish UX v2 : taille font a11y + bouton aide flottant + modal
   ───────────────────────────────────────────────────────────────────── */

/* Scaling des fonts via classes posées sur #academy-game-root.
   Approche : font-size root + variables que tous les autres styles relatifs
   (em, rem) suivent. Si le code utilise des px hardcodés, on scale via zoom. */
#academy-game-root.bdt-font-size-large {
  font-size: 18px;
}
#academy-game-root.bdt-font-size-large .bdt-equation,
#academy-game-root.bdt-font-size-large .bdt-question-prompt {
  font-size: 1.25em;
}
#academy-game-root.bdt-font-size-xlarge {
  font-size: 22px;
}
#academy-game-root.bdt-font-size-xlarge .bdt-equation,
#academy-game-root.bdt-font-size-xlarge .bdt-question-prompt {
  font-size: 1.5em;
}

/* Bouton aide flottant — fixed bottom-right, persistant tous écrans */
.bdt-help-fab {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ff2d87 0%, #a855f7 100%);
  color: #fff;
  font-size: 22px;
  font-weight: 900;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(255, 45, 135, 0.4);
  z-index: 9998;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}
.bdt-help-fab:hover {
  transform: translateY(-2px) scale(1.06);
  box-shadow: 0 6px 20px rgba(255, 45, 135, 0.55);
}
.bdt-help-fab:active {
  transform: translateY(0) scale(0.96);
}
@media (max-width: 600px) {
  .bdt-help-fab { right: 12px; bottom: 12px; width: 42px; height: 42px; font-size: 19px; }
}

/* Overlay modal aide */
.bdt-help-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 15, 26, 0.78);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 20px;
  animation: bdtHelpFadeIn 220ms ease-out;
}
@keyframes bdtHelpFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.bdt-help-modal-card {
  background: linear-gradient(180deg, #1f1f3a 0%, #14142b 100%);
  border: 2px solid rgba(255, 45, 135, 0.3);
  border-radius: 16px;
  padding: 24px 22px;
  max-width: 520px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  color: #fff;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  position: relative;
  animation: bdtHelpCardIn 280ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
@keyframes bdtHelpCardIn {
  from { opacity: 0; transform: translateY(12px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.bdt-help-modal-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.18s ease;
}
.bdt-help-modal-close:hover {
  background: rgba(255, 45, 135, 0.25);
  border-color: rgba(255, 45, 135, 0.5);
}

.bdt-help-modal-title {
  margin: 0 0 18px;
  font-size: 22px;
  font-weight: 900;
  background: linear-gradient(90deg, #ff2d87 0%, #ffd400 50%, #00e5ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bdt-help-section { margin-bottom: 20px; }
.bdt-help-section:last-child { margin-bottom: 0; }
.bdt-help-section h3 {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 800;
  color: #ffd400;
  letter-spacing: 0.3px;
}

.bdt-help-font-options {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.bdt-help-font-btn {
  flex: 1;
  min-width: 90px;
  padding: 10px 8px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
  transition: all 0.18s ease;
}
.bdt-help-font-btn:hover {
  border-color: #00e5ff;
  background: rgba(0, 229, 255, 0.12);
}
.bdt-help-font-btn.active {
  border-color: #ff2d87;
  background: rgba(255, 45, 135, 0.22);
  box-shadow: 0 0 14px rgba(255, 45, 135, 0.3);
}
.bdt-help-font-btn[data-size="large"]  { font-size: 15px; }
.bdt-help-font-btn[data-size="xlarge"] { font-size: 18px; }

.bdt-help-sound-btn {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.18s ease;
}
.bdt-help-sound-btn:hover {
  border-color: #ffd400;
  background: rgba(255, 212, 0, 0.15);
}
.bdt-help-note {
  margin: 6px 0 0;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.55);
  font-style: italic;
}

.bdt-help-rules {
  margin: 0;
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.85);
}
.bdt-help-rules li { margin-bottom: 6px; }
.bdt-help-rules b { color: #ffd400; }

.bdt-help-credits {
  text-align: center;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.bdt-help-credits p { margin: 0; }

/* ─────────────────────────────────────────────────────────────────────
   v3.69.0 — Course Académique (backlog #1) : 4 mascottes en course,
   sans gambling. Vocabulaire champion/podium/médaille uniquement.
   ───────────────────────────────────────────────────────────────────── */

/* Écran 1/3 — Sélection champion */
#academy-game-root .bdt-course-champion {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 20px 12px 60px;
}
#academy-game-root .bdt-course-subtitle {
  text-align: center;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  max-width: 480px;
  margin: -8px 0 8px;
}
#academy-game-root .bdt-course-mascots-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  width: 100%;
  max-width: 520px;
}
@media (min-width: 720px) {
  #academy-game-root .bdt-course-mascots-grid { grid-template-columns: repeat(4, 1fr); }
}
#academy-game-root .bdt-course-mascot-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 10px;
  border-radius: 14px;
  border: 2px solid;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(0, 0, 0, 0.2));
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  color: #fff;
  gap: 8px;
}
#academy-game-root .bdt-course-mascot-card:hover {
  transform: translateY(-4px) scale(1.04);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}
#academy-game-root .bdt-course-mascot-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: #0f0f1a;
}
#academy-game-root .bdt-course-mascot-name {
  font-weight: 900;
  font-size: 14px;
  letter-spacing: 0.3px;
}
#academy-game-root .bdt-course-mascot-subject {
  font-size: 11px;
  opacity: 0.6;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Écran 2/3 — Course */
#academy-game-root .bdt-course-race {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 14px 10px;
}
#academy-game-root .bdt-course-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 14px;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 10px;
  flex-wrap: wrap;
}
#academy-game-root .bdt-course-title {
  font-weight: 900;
  font-size: 16px;
  letter-spacing: 0.5px;
}
#academy-game-root .bdt-course-round-counter {
  color: rgba(255, 255, 255, 0.75);
  font-size: 13px;
}
#academy-game-root .bdt-course-quit {
  padding: 6px 12px;
  font-size: 12px;
}

#academy-game-root .bdt-course-track {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(0, 0, 0, 0.18));
  border-radius: 12px;
}
#academy-game-root .bdt-course-lane {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
#academy-game-root .bdt-course-lane-label {
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}
#academy-game-root .bdt-course-champion-badge {
  display: inline-block;
  font-size: 9px;
  font-weight: 900;
  padding: 2px 7px;
  border-radius: 9px;
  background: linear-gradient(90deg, #ffd400, #ff9f43);
  color: #1a1a2e;
  letter-spacing: 0.4px;
}
#academy-game-root .bdt-course-lane-bar {
  position: relative;
  width: 100%;
  height: 32px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px dashed rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  overflow: visible;
}
/* Ligne d'arrivée à droite */
#academy-game-root .bdt-course-lane-bar::after {
  content: '🏁';
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  opacity: 0.75;
}
#academy-game-root .bdt-course-pion {
  position: absolute;
  top: 50%;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transform: translate(-50%, -50%);
  transition: left 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  color: #0f0f1a;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}
#academy-game-root .bdt-course-pion.champion {
  box-shadow: 0 0 16px rgba(255, 212, 0, 0.6), 0 2px 6px rgba(0, 0, 0, 0.3);
  outline: 2px solid #ffd400;
  outline-offset: 1px;
}

/* Question prompt */
#academy-game-root .bdt-course-question-wrap {
  padding: 16px;
  background: linear-gradient(180deg, rgba(255, 45, 135, 0.08), rgba(0, 0, 0, 0.2));
  border-radius: 14px;
  border: 1px solid rgba(255, 45, 135, 0.2);
}
#academy-game-root .bdt-course-question-header {
  text-align: center;
  font-size: 13px;
  margin-bottom: 8px;
  font-weight: 700;
}
#academy-game-root .bdt-course-question-prompt {
  text-align: center;
  font-size: 22px;
  font-weight: 900;
  margin: 8px 0 14px;
  color: #fff;
}
#academy-game-root .bdt-course-answers-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
#academy-game-root .bdt-course-answer {
  padding: 14px;
  border-radius: 10px;
  border: 2px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  font-size: 17px;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.18s ease;
}
#academy-game-root .bdt-course-answer:hover {
  border-color: #00d2ff;
  background: rgba(0, 210, 255, 0.12);
}
#academy-game-root .bdt-course-answer.correct {
  border-color: #2ed573;
  background: rgba(46, 213, 115, 0.25);
  color: #fff;
}
#academy-game-root .bdt-course-answer.wrong {
  border-color: #ff6b81;
  background: rgba(255, 107, 129, 0.25);
}

/* Écran 3/3 — Résultats podium */
#academy-game-root .bdt-course-podium {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 16px 0;
  padding: 12px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
}
#academy-game-root .bdt-course-podium-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  font-size: 14px;
}
#academy-game-root .bdt-course-podium-row.champion {
  background: linear-gradient(90deg, rgba(255, 212, 0, 0.15), rgba(255, 159, 67, 0.1));
  border: 1px solid rgba(255, 212, 0, 0.4);
}
#academy-game-root .bdt-course-podium-medal {
  font-size: 22px;
  width: 32px;
  text-align: center;
}
#academy-game-root .bdt-course-podium-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #0f0f1a;
}
#academy-game-root .bdt-course-podium-name {
  flex: 1;
  font-weight: 700;
}
#academy-game-root .bdt-course-podium-pos {
  font-size: 12px;
  opacity: 0.65;
}

/* ─────────────────────────────────────────────────────────────────────
   v3.70.0 — Course Académique V2 polish (validé via démo HTML standalone)
   ───────────────────────────────────────────────────────────────────── */

/* Countdown overlay 3-2-1-GO! */
.bdt-course-countdown-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 15, 26, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.bdt-course-countdown-num {
  font-size: 180px;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, var(--aca-pink, #ff2d87), var(--aca-yellow, #ffd400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: bdtCountPulse 1s cubic-bezier(0.2, 0.7, 0.2, 1);
}
@keyframes bdtCountPulse {
  from { transform: scale(0.4) rotate(-12deg); opacity: 0; }
  50%  { transform: scale(1.15); opacity: 1; }
  to   { transform: scale(1); opacity: 1; }
}
@media (max-width: 600px) {
  .bdt-course-countdown-num { font-size: 120px; }
}

/* Pion qui sautille à chaque avancée */
#academy-game-root .bdt-course-pion.bouncing {
  animation: bdtPionBounce 0.5s ease-out;
}
@keyframes bdtPionBounce {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  40%      { transform: translate(-50%, -85%) scale(1.15); }
}

/* Défi personnel — section au-dessus du retour menu */
#academy-game-root .bdt-course-challenge-section {
  width: 100%;
  max-width: 520px;
  margin-top: 8px;
}
#academy-game-root .bdt-course-challenge-title {
  font-size: 12px;
  font-weight: 800;
  color: var(--aca-yellow, #ffd400);
  letter-spacing: 0.5px;
  margin-bottom: 10px;
  text-align: center;
  text-transform: uppercase;
}
#academy-game-root .bdt-course-challenge-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
#academy-game-root .bdt-course-challenge-card {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  transition: all 0.18s ease;
  color: #fff;
}
#academy-game-root .bdt-course-challenge-card:hover {
  border-color: var(--aca-cyan, #00e5ff);
  background: rgba(0, 229, 255, 0.10);
}
#academy-game-root .bdt-course-challenge-card.selected {
  border-color: var(--aca-yellow, #ffd400);
  background: rgba(255, 212, 0, 0.18);
  box-shadow: 0 0 14px rgba(255, 212, 0, 0.25);
}

/* Résultat défi (réussi ou raté) sur écran podium */
#academy-game-root .bdt-course-challenge-result {
  text-align: center;
  font-size: 14px;
  padding: 8px 14px;
  border-radius: 10px;
  margin: 6px auto;
  max-width: 480px;
  font-weight: 700;
}
#academy-game-root .bdt-course-challenge-result.ok {
  color: var(--aca-green, #2ed573);
  background: rgba(46, 213, 115, 0.12);
  border: 1px solid rgba(46, 213, 115, 0.4);
}
#academy-game-root .bdt-course-challenge-result.ko {
  color: #ff6b81;
  background: rgba(255, 107, 129, 0.10);
  border: 1px solid rgba(255, 107, 129, 0.3);
}

/* ─────────────────────────────────────────────────────────────────────
   v3.71.0 — Course Académique V3 multijoueur (bar joueurs + timer)
   ───────────────────────────────────────────────────────────────────── */

/* Bar du haut : 4 cartes joueurs avec status temps réel */
#academy-game-root .bdt-course-players-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 10px;
}
#academy-game-root .bdt-course-player-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 4px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 2px solid;
  transition: all 0.25s ease;
}
#academy-game-root .bdt-course-player-card.me { background: rgba(255, 212, 0, 0.12); }
#academy-game-root .bdt-course-player-card.answering { background: rgba(0, 229, 255, 0.18); }
#academy-game-root .bdt-course-player-card.answered.correct { background: rgba(46, 213, 115, 0.20); }
#academy-game-root .bdt-course-player-card.answered.wrong { background: rgba(255, 107, 129, 0.20); }

#academy-game-root .bdt-course-player-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #0f0f1a;
}
#academy-game-root .bdt-course-player-name {
  font-size: 10px;
  font-weight: 800;
  text-align: center;
  line-height: 1.2;
  min-height: 24px;
  display: flex;
  align-items: center;
}
#academy-game-root .bdt-course-player-score {
  font-size: 11px;
  opacity: 0.8;
  font-weight: 700;
}
#academy-game-root .bdt-course-player-status {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 6px;
  margin-top: 2px;
  min-height: 16px;
}
#academy-game-root .bdt-course-player-status.thinking {
  background: rgba(0, 229, 255, 0.25);
  color: #00d2ff;
}
#academy-game-root .bdt-course-player-status.correct {
  background: rgba(46, 213, 115, 0.25);
  color: #2ed573;
}
#academy-game-root .bdt-course-player-status.wrong {
  background: rgba(255, 107, 129, 0.25);
  color: #ff6b81;
}
#academy-game-root .bdt-course-player-status.idle { opacity: 0.4; }

@media (max-width: 600px) {
  #academy-game-root .bdt-course-player-name { font-size: 9px; }
  #academy-game-root .bdt-course-player-avatar { width: 30px; height: 30px; font-size: 14px; }
}

/* Timer bar (gradient vert→jaune→rouge qui descend) */
#academy-game-root .bdt-course-timer-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 10px;
}
#academy-game-root .bdt-course-timer-fill {
  height: 100%;
  background: linear-gradient(90deg, #2ed573, #ffd400, #ff6b81);
  transition: width 100ms linear;
}

/* Answer button disabled state (après que user a répondu) */
#academy-game-root .bdt-course-answer:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ─────────────────────────────────────────────────────────────────────
   v3.72.0 — TTMC Polish v3 : compteur finale + banner prison + bonus bounce
   ───────────────────────────────────────────────────────────────────── */

/* Compteur "X cases avant finale" dans la topbar TTMC */
#academy-game-root .ttmc-finale-counter {
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  padding: 4px 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.25s ease;
}
#academy-game-root .ttmc-finale-counter.warning {
  color: #ffd400;
  background: rgba(255, 212, 0, 0.15);
  border-color: rgba(255, 212, 0, 0.4);
}
#academy-game-root .ttmc-finale-counter.critical {
  color: #ff6b81;
  background: rgba(255, 107, 129, 0.18);
  border-color: rgba(255, 107, 129, 0.5);
  animation: ttmcFinalePulse 0.9s ease-in-out infinite;
}
@keyframes ttmcFinalePulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 rgba(255, 107, 129, 0); }
  50%      { transform: scale(1.06); box-shadow: 0 0 14px rgba(255, 107, 129, 0.5); }
}

/* Banner prison plein écran 1.8s — visible peu importe l'écran */
.ttmc-prison-banner-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 15, 26, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9997;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: ttmcPrisonFadeIn 250ms ease-out;
}
@keyframes ttmcPrisonFadeIn { from { opacity: 0; } to { opacity: 1; } }
.ttmc-prison-banner-card {
  background: linear-gradient(135deg, #1a1a2e, #0f0f1a);
  border: 3px solid #ff6b81;
  border-radius: 16px;
  padding: 28px 36px;
  text-align: center;
  box-shadow: 0 0 40px rgba(255, 107, 129, 0.5);
  animation: ttmcPrisonShake 0.5s ease-in-out;
}
@keyframes ttmcPrisonShake {
  0%, 100% { transform: rotate(0deg) scale(1); }
  20%      { transform: rotate(-3deg) scale(0.95); }
  40%      { transform: rotate(3deg) scale(1.05); }
  60%      { transform: rotate(-2deg) scale(1); }
  80%      { transform: rotate(2deg) scale(1); }
}
.ttmc-prison-banner-icon {
  font-size: 64px;
  line-height: 1;
  margin-bottom: 8px;
  animation: ttmcPrisonChain 1.2s ease-in-out infinite;
}
@keyframes ttmcPrisonChain {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}
.ttmc-prison-banner-title {
  font-size: 32px;
  font-weight: 900;
  letter-spacing: 2px;
  color: #ff6b81;
  margin-bottom: 6px;
  text-transform: uppercase;
}
.ttmc-prison-banner-sub {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
}

/* Animation pion qui rebondit sur la case bonus (3 rebonds) */
#academy-game-root .ttmc-pion.bonus-bounce {
  animation: ttmcBonusBounce 0.9s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes ttmcBonusBounce {
  0%, 100% { transform: translateY(0) scale(1); filter: brightness(1); }
  20%      { transform: translateY(-18px) scale(1.25); filter: brightness(1.5) drop-shadow(0 0 8px #ffd400); }
  40%      { transform: translateY(0) scale(0.95); }
  60%      { transform: translateY(-10px) scale(1.15); filter: brightness(1.3) drop-shadow(0 0 6px #ffd400); }
  80%      { transform: translateY(0) scale(1); }
}

/* ========================================================================
   v3.74.0 — Polish TTMC v4 : position delta float + subject breakdown +
   match stats + streaks
   ======================================================================== */

/* Delta flottant (+5 / -3) au-dessus du pion */
#academy-game-root .ttmc-delta-float {
  position: absolute;
  top: -28px; left: 50%;
  transform: translateX(-50%);
  font-size: 16px; font-weight: 900;
  pointer-events: none;
  animation: ttmcDeltaFloat 1.4s ease-out forwards;
  z-index: 100;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}
#academy-game-root .ttmc-delta-float.positive { color: #00d2ff; }
#academy-game-root .ttmc-delta-float.negative { color: #e94560; }
@keyframes ttmcDeltaFloat {
  0%   { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(-40px); }
}

/* Subject breakdown panel dans les résultats */
#academy-game-root .ttmc-subject-breakdown {
  margin: 16px 0;
  padding: 16px;
  background: rgba(255,255,255,0.05);
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.1);
}
#academy-game-root .ttmc-breakdown-title {
  font-size: 15px; font-weight: 800; text-transform: uppercase;
  letter-spacing: 1px; margin-bottom: 12px; color: #fff;
}
#academy-game-root .ttmc-breakdown-grid {
  display: flex; flex-direction: column; gap: 8px;
}
#academy-game-root .ttmc-breakdown-row {
  display: flex; align-items: center; gap: 10px;
}
#academy-game-root .ttmc-breakdown-subject {
  flex: 0 0 140px; font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.85);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
#academy-game-root .ttmc-breakdown-bar-wrap {
  flex: 1; height: 10px; background: rgba(255,255,255,0.1);
  border-radius: 5px; overflow: hidden;
}
#academy-game-root .ttmc-breakdown-bar {
  height: 100%; background: linear-gradient(90deg, #00d2ff, #2ecc71);
  border-radius: 5px; transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  min-width: 2px;
}
#academy-game-root .ttmc-breakdown-pct {
  flex: 0 0 80px; font-size: 12px; font-weight: 700; color: rgba(255,255,255,0.7);
  text-align: right;
}

/* Match stats grid (streak, bonnes réponses, carte max, tours) */
#academy-game-root .ttmc-match-stats {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 8px; margin: 16px 0;
}
#academy-game-root .ttmc-stat-item {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px; background: rgba(255,255,255,0.05);
  border-radius: 10px; border: 1px solid rgba(255,255,255,0.08);
}
#academy-game-root .ttmc-stat-icon { font-size: 20px; }
#academy-game-root .ttmc-stat-label {
  flex: 1; font-size: 11px; font-weight: 600; color: rgba(255,255,255,0.6);
  text-transform: uppercase; letter-spacing: 0.5px;
}
#academy-game-root .ttmc-stat-value {
  font-size: 18px; font-weight: 900; color: #fff;
}

/* ========================================================================
   v3.74.0 — Toggle Jeu Spécial : banner événement + badge mode
   ======================================================================== */

#academy-game-root .aca-special-event-banner {
  position: relative; overflow: hidden;
  margin: 12px 0;
  padding: 16px 20px;
  background: linear-gradient(135deg, rgba(233,69,96,0.15), rgba(245,197,24,0.15));
  border: 2px solid rgba(245,197,24,0.4);
  border-radius: 14px;
}
#academy-game-root .aca-event-glow {
  position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(245,197,24,0.08) 0%, transparent 60%);
  animation: eventGlowPulse 3s ease-in-out infinite;
}
@keyframes eventGlowPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50%      { opacity: 1; transform: scale(1.1); }
}
#academy-game-root .aca-event-content {
  position: relative; z-index: 1;
  display: flex; align-items: center; gap: 14px;
}
#academy-game-root .aca-event-badge {
  font-size: 32px; flex-shrink: 0;
  animation: eventBadgeBounce 2s ease-in-out infinite;
}
@keyframes eventBadgeBounce {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.15); }
}
#academy-game-root .aca-event-info { flex: 1; }
#academy-game-root .aca-event-title {
  font-size: 16px; font-weight: 900; text-transform: uppercase;
  letter-spacing: 1px; color: #f5c518;
}
#academy-game-root .aca-event-countdown {
  font-size: 12px; font-weight: 600; color: rgba(255,255,255,0.7);
  margin-top: 2px;
}
#academy-game-root .aca-event-bonus {
  font-size: 13px; font-weight: 700; color: #00d2ff;
  margin-top: 4px;
}

/* Badge événement sur une carte mode ciblée */
#academy-game-root .aca-mode-event-badge {
  position: absolute; top: -6px; right: -6px;
  font-size: 20px; z-index: 5;
  animation: eventBadgeBounce 2s ease-in-out infinite;
  filter: drop-shadow(0 2px 6px rgba(245,197,24,0.6));
}
#academy-game-root .aca-mode-card { position: relative; }

/* ========================================================================
   v3.75.0 — SNAP ACADÉMIQUE
   ======================================================================== */

/* Board container */
#academy-game-root .snap-board {
  display: flex; flex-direction: column; gap: 12px;
  padding: 16px; max-width: 720px; margin: 0 auto;
  animation: bdtFadeIn 0.3s ease;
}

/* Topbar */
#academy-game-root .snap-topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 16px; border-radius: 12px;
  background: rgba(255,255,255,0.06); backdrop-filter: blur(8px);
}
#academy-game-root .snap-turn-label {
  font-weight: 700; font-size: 16px; color: #fff;
}
#academy-game-root .snap-energy {
  font-size: 18px; font-weight: 800;
  background: linear-gradient(135deg, #ffd400, #ff9500);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Phase labels */
#academy-game-root .snap-phase-label {
  text-align: center; font-size: 14px; font-weight: 600;
  color: rgba(255,255,255,0.7); padding: 4px 0;
}
#academy-game-root .snap-phase-reveal {
  font-size: 18px; color: #00e5ff;
  animation: snapPulse 0.6s ease-in-out infinite alternate;
}

/* Lines container */
#academy-game-root .snap-lines {
  display: flex; flex-direction: column; gap: 10px;
}

/* Single line */
#academy-game-root .snap-line {
  border: 2px solid rgba(255,255,255,0.12); border-radius: 14px;
  padding: 12px; background: rgba(15,15,26,0.7);
  transition: border-color 0.2s, box-shadow 0.2s;
}
#academy-game-root .snap-line:hover {
  border-color: rgba(0,229,255,0.3);
}
#academy-game-root .snap-line-selected {
  border-color: #00e5ff !important;
  box-shadow: 0 0 16px rgba(0,229,255,0.25);
}

/* Line objective */
#academy-game-root .snap-line-objective {
  font-size: 13px; font-weight: 700; color: #ffd400;
  margin-bottom: 8px; text-align: center;
}

/* Power row */
#academy-game-root .snap-line-power-row {
  display: flex; justify-content: center; align-items: center; gap: 12px;
  margin-bottom: 8px;
}
#academy-game-root .snap-power {
  font-size: 16px; font-weight: 800; padding: 4px 10px;
  border-radius: 8px; background: rgba(255,255,255,0.06);
  transition: all 0.3s;
}
#academy-game-root .snap-power-vs {
  font-size: 12px; color: rgba(255,255,255,0.4); font-weight: 600;
}
#academy-game-root .snap-winning {
  color: #2ecc71; background: rgba(46,204,113,0.15);
  text-shadow: 0 0 8px rgba(46,204,113,0.3);
}
#academy-game-root .snap-losing {
  color: #e74c3c; background: rgba(231,76,60,0.1);
}

/* Card slots */
#academy-game-root .snap-card-slot {
  display: flex; gap: 6px; flex-wrap: wrap; min-height: 36px;
  padding: 6px; border-radius: 8px;
  background: rgba(255,255,255,0.03);
}
#academy-game-root .snap-slot-user { border-left: 3px solid #00e5ff; }
#academy-game-root .snap-slot-bot { border-left: 3px solid #ff2d87; }
#academy-game-root .snap-slot-empty {
  font-size: 12px; color: rgba(255,255,255,0.25); font-style: italic;
  display: flex; align-items: center; padding: 0 8px;
}

/* Placed card chips */
#academy-game-root .snap-placed-card {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 8px; border-radius: 8px; font-size: 13px; font-weight: 700;
  animation: snapCardDrop 0.3s ease;
}
#academy-game-root .snap-placed-user { background: rgba(0,229,255,0.12); color: #00e5ff; }
#academy-game-root .snap-placed-bot { background: rgba(255,45,135,0.12); color: #ff2d87; }
#academy-game-root .snap-placed-icon { font-size: 16px; }
#academy-game-root .snap-placed-pow { font-size: 14px; }

/* "1, 2, 3 Co !" snap button */
#academy-game-root .snap-co-btn {
  display: block; width: 100%; padding: 12px;
  background: linear-gradient(135deg, #ff2d87, #ffd400);
  border: none; border-radius: 12px; color: #fff;
  font-weight: 900; font-size: 15px; cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  text-shadow: 0 1px 3px rgba(0,0,0,0.3);
  animation: snapPulse 1.5s ease-in-out infinite alternate;
}
#academy-game-root .snap-co-btn:hover {
  transform: scale(1.04);
  box-shadow: 0 4px 20px rgba(255,45,135,0.4);
}

/* Stake badge */
#academy-game-root .snap-stake-badge {
  font-size: 14px; font-weight: 900; padding: 3px 10px; border-radius: 8px;
  background: linear-gradient(135deg, #ff2d87, #ffd400);
  color: #fff; animation: snapPulse 1s ease-in-out infinite alternate;
}

/* Bot snap alert */
#academy-game-root .snap-bot-snap-alert {
  text-align: center; padding: 8px 16px; border-radius: 10px;
  background: rgba(255,45,135,0.15); border: 1px solid rgba(255,45,135,0.4);
  color: #ff2d87; font-weight: 700; font-size: 13px;
  animation: snapCardDrop 0.5s ease;
}

/* Bottom row */
#academy-game-root .snap-bottom-row {
  display: flex; justify-content: space-between; margin-top: 8px;
}

/* Rarity card borders */
#academy-game-root .snap-rarity-common { border-color: rgba(255,255,255,0.12); }
#academy-game-root .snap-rarity-rare { border-color: rgba(0,229,255,0.4); }
#academy-game-root .snap-rarity-epic { border-color: rgba(168,85,247,0.5); }
#academy-game-root .snap-rarity-legendary { border-color: rgba(255,212,0,0.5); box-shadow: 0 0 12px rgba(255,212,0,0.15); }

/* Hand section */
#academy-game-root .snap-hand-section {
  margin-top: 4px;
}
#academy-game-root .snap-hand-label {
  font-size: 13px; font-weight: 700; color: rgba(255,255,255,0.6);
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px;
}
#academy-game-root .snap-hand {
  display: flex; gap: 8px; overflow-x: auto;
  padding-bottom: 4px; -webkit-overflow-scrolling: touch;
}

/* Card in hand */
#academy-game-root .snap-card {
  flex: 0 0 120px; padding: 10px; border-radius: 12px;
  background: rgba(255,255,255,0.06); border: 2px solid rgba(255,255,255,0.1);
  cursor: pointer; transition: all 0.2s; text-align: center;
  position: relative;
}
#academy-game-root .snap-card:hover:not(.snap-card-disabled) {
  border-color: #00e5ff; transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,229,255,0.15);
}
#academy-game-root .snap-card-selected {
  border-color: #00e5ff !important; background: rgba(0,229,255,0.1) !important;
  transform: translateY(-6px);
  box-shadow: 0 8px 24px rgba(0,229,255,0.25) !important;
}
#academy-game-root .snap-card-disabled {
  opacity: 0.35; cursor: not-allowed;
}
#academy-game-root .snap-card-cost {
  position: absolute; top: 6px; right: 8px;
  font-size: 12px; font-weight: 800; color: #ffd400;
}
#academy-game-root .snap-card-icon {
  font-size: 28px; margin: 4px 0;
}
#academy-game-root .snap-card-name {
  font-size: 11px; font-weight: 700; color: #fff;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
#academy-game-root .snap-card-power {
  font-size: 13px; font-weight: 800; color: #00e5ff; margin: 4px 0 2px;
}
#academy-game-root .snap-card-desc {
  font-size: 10px; color: rgba(255,255,255,0.5); line-height: 1.3;
}

/* Actions row */
#academy-game-root .snap-actions {
  display: flex; gap: 10px; margin-top: 4px;
}
#academy-game-root .snap-confirm-btn { flex: 2; }
#academy-game-root .snap-pass-btn { flex: 1; }

/* Reveal label */
#academy-game-root .snap-reveal-label {
  text-align: center; font-size: 20px; font-weight: 800;
  color: #ffd400; padding: 16px 0;
  animation: snapPulse 0.8s ease-in-out infinite alternate;
}

/* Back button */
#academy-game-root .snap-back-btn {
  margin-top: 8px; font-size: 13px;
}

/* ---- Snap Results ---- */
#academy-game-root .snap-results {
  display: flex; flex-direction: column; gap: 16px;
  padding: 24px 16px; max-width: 600px; margin: 0 auto;
  animation: bdtFadeIn 0.4s ease;
}
#academy-game-root .snap-result-header {
  text-align: center; font-size: 32px; font-weight: 900;
}
#academy-game-root .snap-result-win {
  background: linear-gradient(135deg, #ffd400, #2ecc71);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
#academy-game-root .snap-result-loss {
  color: #e74c3c;
}
#academy-game-root .snap-result-score {
  text-align: center; font-size: 15px; color: rgba(255,255,255,0.7);
}
#academy-game-root .snap-result-breakdown {
  display: flex; flex-direction: column; gap: 10px;
}
#academy-game-root .snap-result-line {
  padding: 12px; border-radius: 12px; border: 2px solid rgba(255,255,255,0.08);
  background: rgba(15,15,26,0.6);
}
#academy-game-root .snap-line-won { border-color: rgba(46,204,113,0.4); background: rgba(46,204,113,0.06); }
#academy-game-root .snap-line-lost { border-color: rgba(231,76,60,0.3); background: rgba(231,76,60,0.04); }
#academy-game-root .snap-line-tie { border-color: rgba(255,212,0,0.3); }

#academy-game-root .snap-result-line-label {
  font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 6px;
}
#academy-game-root .snap-result-pow-row {
  display: flex; align-items: center; gap: 10px; justify-content: center;
  margin-bottom: 8px;
}
#academy-game-root .snap-result-user-pow { font-weight: 800; color: #00e5ff; font-size: 18px; }
#academy-game-root .snap-result-vs { font-size: 12px; color: rgba(255,255,255,0.3); }
#academy-game-root .snap-result-bot-pow { font-weight: 800; color: #ff2d87; font-size: 18px; }

#academy-game-root .snap-result-cards-row {
  display: flex; justify-content: space-between; gap: 12px;
}
#academy-game-root .snap-result-cards-side {
  display: flex; flex-wrap: wrap; gap: 4px; align-items: center;
}
#academy-game-root .snap-result-cards-bot { justify-content: flex-end; }
#academy-game-root .snap-result-cards-label {
  font-size: 11px; font-weight: 700; color: rgba(255,255,255,0.4);
  margin-right: 6px;
}
#academy-game-root .snap-result-mini-card {
  font-size: 12px; font-weight: 700; padding: 2px 6px;
  border-radius: 6px; background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.8);
}

/* CXP result */
#academy-game-root .snap-result-cxp {
  text-align: center; font-size: 16px; color: #ffd400;
}
#academy-game-root .snap-result-stake {
  text-align: center; font-size: 14px; font-weight: 800; color: #ff2d87;
}

/* New cards celebration */
#academy-game-root .snap-new-cards-section {
  padding: 12px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(255,212,0,0.08), rgba(168,85,247,0.08));
  border: 2px solid rgba(255,212,0,0.3);
}
#academy-game-root .snap-new-cards-title {
  text-align: center; font-size: 16px; font-weight: 900; color: #ffd400;
  margin-bottom: 10px; animation: snapPulse 1s ease-in-out infinite alternate;
}
#academy-game-root .snap-new-card {
  display: flex; align-items: center; gap: 10px; padding: 8px 12px;
  border-radius: 10px; background: rgba(255,255,255,0.06);
  margin-bottom: 6px; animation: snapCardDrop 0.5s ease;
}
#academy-game-root .snap-new-card-icon { font-size: 24px; }
#academy-game-root .snap-new-card-name { font-weight: 800; font-size: 14px; color: #fff; }
#academy-game-root .snap-new-card-desc { font-size: 12px; color: rgba(255,255,255,0.6); }

/* ---- Collection screen ---- */
#academy-game-root .snap-collection-screen {
  padding: 16px; max-width: 720px; margin: 0 auto;
  animation: bdtFadeIn 0.3s ease;
}
#academy-game-root .snap-collection-title {
  text-align: center; font-size: 24px; font-weight: 900;
  background: linear-gradient(135deg, #ffd400, #ff2d87, #00e5ff);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; margin-bottom: 12px;
}
#academy-game-root .snap-collection-stats {
  display: flex; justify-content: center; gap: 16px; flex-wrap: wrap;
  margin-bottom: 16px; font-size: 14px; color: rgba(255,255,255,0.7);
}
#academy-game-root .snap-collection-stats span { font-weight: 700; }
#academy-game-root .snap-cl-progress {
  margin-bottom: 16px; padding: 12px 16px;
  background: linear-gradient(135deg, rgba(255,212,0,0.06), rgba(168,85,247,0.06));
  border: 1px solid rgba(255,212,0,0.2); border-radius: 12px;
}
#academy-game-root .snap-cl-label {
  font-size: 12px; font-weight: 700; color: rgba(255,255,255,0.6);
  margin-bottom: 6px; text-align: center;
}
#academy-game-root .snap-cl-bar {
  width: 100%; height: 8px; background: rgba(255,255,255,0.08);
  border-radius: 4px; overflow: hidden;
}
#academy-game-root .snap-cl-fill {
  height: 100%; border-radius: 4px;
  background: linear-gradient(90deg, #ffd400, #ff2d87, #a855f7);
  transition: width 0.5s ease;
}
#academy-game-root .snap-cl-next {
  font-size: 11px; color: rgba(255,255,255,0.45);
  text-align: center; margin-top: 4px;
}
#academy-game-root .snap-collection-section-label {
  font-size: 13px; font-weight: 700; color: rgba(255,255,255,0.6);
  text-transform: uppercase; letter-spacing: 1px; margin: 12px 0 8px;
}

/* Deck builder row */
#academy-game-root .snap-collection-deck {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px;
  margin-bottom: 16px;
}
#academy-game-root .snap-deck-slot {
  padding: 8px 4px; border-radius: 10px; text-align: center;
  border: 2px dashed rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.02);
  cursor: pointer; transition: all 0.2s; min-height: 60px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
#academy-game-root .snap-deck-filled {
  border-style: solid; border-color: rgba(0,229,255,0.3);
  background: rgba(0,229,255,0.05);
}
#academy-game-root .snap-deck-filled:hover { border-color: #e74c3c; }
#academy-game-root .snap-deck-icon { font-size: 20px; }
#academy-game-root .snap-deck-name { font-size: 9px; font-weight: 700; color: rgba(255,255,255,0.7); margin-top: 2px; }
#academy-game-root .snap-deck-empty { font-size: 20px; color: rgba(255,255,255,0.15); }

/* Pool labels */
#academy-game-root .snap-collection-pool-label {
  font-size: 14px; font-weight: 800; color: #fff;
  margin: 16px 0 8px; padding: 6px 12px; border-radius: 8px;
  background: rgba(255,255,255,0.04);
}
#academy-game-root .snap-pool-locked { color: rgba(255,255,255,0.35); }

/* Card grid */
#academy-game-root .snap-collection-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 8px;
  margin-bottom: 8px;
}
#academy-game-root .snap-collection-card {
  padding: 8px; border-radius: 10px; text-align: center;
  background: rgba(255,255,255,0.04); border: 2px solid rgba(255,255,255,0.1);
  cursor: pointer; transition: all 0.2s; position: relative;
}
#academy-game-root .snap-collection-card:hover:not(.snap-card-locked) {
  transform: translateY(-3px); box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}
#academy-game-root .snap-card-locked {
  opacity: 0.3; cursor: default; filter: grayscale(1);
}
#academy-game-root .snap-card-in-deck { background: rgba(0,229,255,0.08); }
#academy-game-root .snap-card-in-deck-badge {
  font-size: 8px; font-weight: 900; color: #00e5ff;
  margin-top: 4px; text-transform: uppercase; letter-spacing: 0.5px;
}
#academy-game-root .snap-card-new { animation: snapCardDrop 0.6s ease; }
#academy-game-root .snap-card-new-badge {
  position: absolute; top: -4px; right: -4px;
  font-size: 9px; font-weight: 900; padding: 2px 6px;
  background: linear-gradient(135deg, #ffd400, #ff9500);
  color: #1a1a2e; border-radius: 6px;
  animation: snapPulse 1s ease-in-out infinite alternate;
}

/* Collection buttons */
#academy-game-root .snap-collection-btns {
  display: flex; flex-direction: column; gap: 8px; margin-top: 16px;
}
#academy-game-root .snap-collection-warning {
  text-align: center; font-size: 13px; color: rgba(255,255,255,0.5);
  font-style: italic; padding: 8px;
}

/* Snap animations */
@keyframes snapPulse {
  from { opacity: 0.7; transform: scale(0.98); }
  to { opacity: 1; transform: scale(1.02); }
}
@keyframes snapCardDrop {
  from { opacity: 0; transform: translateY(-12px) scale(0.8); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ========================================================================
   v3.77.0 — Zones Mathématiques + Retreat
   ======================================================================== */

/* Zone header inside each snap-line */
#academy-game-root .snap-zone-header {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 8px; padding: 6px 10px;
  border-radius: 10px; background: rgba(255,255,255,0.04);
}
#academy-game-root .snap-zone-icon {
  font-size: 22px; flex-shrink: 0;
}
#academy-game-root .snap-zone-name {
  font-size: 14px; font-weight: 800; color: #fff;
  text-shadow: 0 0 8px rgba(255,212,0,0.2);
}
#academy-game-root .snap-zone-desc {
  font-size: 11px; color: rgba(255,255,255,0.55);
  margin-bottom: 6px; text-align: center; line-height: 1.4;
  font-style: italic;
}
#academy-game-root .snap-zone-wincond {
  font-size: 12px; font-weight: 700; color: #a855f7;
  text-align: center; margin-bottom: 6px;
}
#academy-game-root .snap-zone-limit {
  display: inline-block; font-size: 10px; font-weight: 700;
  color: #e74c3c; background: rgba(231,76,60,0.12);
  padding: 2px 8px; border-radius: 6px; margin-bottom: 6px;
}

/* Unrevealed zone (mystery) */
#academy-game-root .snap-line-hidden {
  opacity: 0.5; border-style: dashed;
  background: repeating-linear-gradient(
    -45deg,
    rgba(15,15,26,0.7),
    rgba(15,15,26,0.7) 8px,
    rgba(255,255,255,0.02) 8px,
    rgba(255,255,255,0.02) 16px
  );
}
#academy-game-root .snap-line-hidden .snap-zone-header {
  justify-content: center;
}

/* Zone just revealed — flash animation */
#academy-game-root .snap-line-just-revealed {
  animation: snapZoneReveal 0.8s ease-out;
}
@keyframes snapZoneReveal {
  0% { opacity: 0.4; transform: scale(0.95); border-color: rgba(255,212,0,0.8); box-shadow: 0 0 30px rgba(255,212,0,0.4); }
  50% { border-color: rgba(255,212,0,0.6); box-shadow: 0 0 20px rgba(255,212,0,0.2); }
  100% { opacity: 1; transform: scale(1); border-color: rgba(255,255,255,0.12); box-shadow: none; }
}

/* Zone at card limit */
#academy-game-root .snap-line-locked {
  border-color: rgba(231,76,60,0.3);
  background: rgba(231,76,60,0.04);
}
#academy-game-root .snap-line-locked::after {
  content: '🔒'; position: absolute; top: 8px; right: 10px; font-size: 14px;
  opacity: 0.5;
}

/* Action row (snap + retreat side by side) */
#academy-game-root .snap-action-row {
  display: flex; gap: 8px; margin-top: 6px;
}
#academy-game-root .snap-action-row .snap-co-btn {
  flex: 2;
}

/* Retreat button */
#academy-game-root .snap-retreat-btn {
  flex: 1; padding: 10px 12px;
  background: rgba(231,76,60,0.12);
  border: 2px solid rgba(231,76,60,0.35);
  border-radius: 12px; color: #e74c3c;
  font-weight: 700; font-size: 13px; cursor: pointer;
  transition: all 0.2s;
}
#academy-game-root .snap-retreat-btn:hover {
  background: rgba(231,76,60,0.2);
  border-color: #e74c3c;
  transform: scale(1.02);
}

/* Retreat result display */
#academy-game-root .snap-result-retreat {
  background: linear-gradient(135deg, rgba(231,76,60,0.1), rgba(255,255,255,0.02));
  border: 2px solid rgba(231,76,60,0.3);
  border-radius: 16px; padding: 24px; text-align: center;
}
#academy-game-root .snap-result-retreat .snap-result-header {
  color: #e74c3c;
}
#academy-game-root .snap-result-cxp-loss {
  font-size: 18px; font-weight: 900; color: #e74c3c;
  text-align: center; margin: 8px 0;
}

/* Zone color accents (applied dynamically via inline style) */
#academy-game-root .snap-zone-header[data-zone-color] {
  border-left: 3px solid var(--zone-clr, rgba(255,255,255,0.1));
}

/* ========================================================================
   v3.78.0 — Question Flash
   ======================================================================== */

/* QFlash toggle in topbar */
#academy-game-root .snap-qflash-toggle {
  font-size: 11px; font-weight: 700; padding: 4px 10px;
  border-radius: 8px; cursor: pointer;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.5); transition: all 0.2s;
}
#academy-game-root .snap-qflash-on {
  background: linear-gradient(135deg, rgba(255,212,0,0.2), rgba(255,45,135,0.2));
  border-color: rgba(255,212,0,0.5); color: #ffd400;
}

/* QFlash overlay */
#academy-game-root .snap-qflash-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.85); z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  animation: bdtFadeIn 0.2s ease;
}
#academy-game-root .snap-qflash-modal {
  background: linear-gradient(135deg, #1a1a2e, #0f0f1a);
  border: 2px solid rgba(255,212,0,0.4); border-radius: 20px;
  padding: 28px 24px; max-width: 400px; width: 90%;
  text-align: center; animation: snapCardDrop 0.3s ease;
}
#academy-game-root .snap-qflash-title {
  font-size: 22px; font-weight: 900; margin-bottom: 12px;
  background: linear-gradient(135deg, #ffd400, #ff2d87);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
#academy-game-root .snap-qflash-card-label {
  font-size: 14px; color: rgba(255,255,255,0.6); margin-bottom: 16px;
}
#academy-game-root .snap-qflash-question {
  font-size: 36px; font-weight: 900; color: #fff;
  margin-bottom: 16px; letter-spacing: 2px;
}
#academy-game-root .snap-qflash-timer-bar {
  width: 100%; height: 6px; border-radius: 3px;
  background: rgba(255,255,255,0.1); margin-bottom: 16px; overflow: hidden;
}
#academy-game-root .snap-qflash-timer-fill {
  height: 100%; width: 100%; border-radius: 3px;
  background: linear-gradient(90deg, #2ecc71, #ffd400);
  transition: width 0.1s linear;
}
#academy-game-root .snap-qflash-input {
  width: 100%; padding: 14px 16px; font-size: 24px; font-weight: 800;
  text-align: center; border-radius: 12px;
  background: rgba(255,255,255,0.08); border: 2px solid rgba(0,229,255,0.4);
  color: #fff; outline: none; margin-bottom: 12px;
  font-family: inherit;
  -moz-appearance: textfield;
}
#academy-game-root .snap-qflash-input::-webkit-inner-spin-button,
#academy-game-root .snap-qflash-input::-webkit-outer-spin-button { -webkit-appearance: none; }
#academy-game-root .snap-qflash-input:focus {
  border-color: #00e5ff; box-shadow: 0 0 16px rgba(0,229,255,0.2);
}
#academy-game-root .snap-qflash-submit {
  width: 100%; margin-bottom: 12px;
}
#academy-game-root .snap-qflash-hint {
  font-size: 11px; color: rgba(255,255,255,0.35); line-height: 1.5;
}
#academy-game-root .snap-qflash-hint b { color: rgba(255,255,255,0.6); }

/* QFlash result */
#academy-game-root .snap-qflash-result {
  padding: 20px; border-radius: 14px;
  animation: snapCardDrop 0.3s ease;
}
#academy-game-root .snap-qflash-result-msg {
  font-size: 20px; font-weight: 900; margin-bottom: 8px;
}
#academy-game-root .snap-qflash-result-answer {
  font-size: 14px; color: rgba(255,255,255,0.5);
}
#academy-game-root .snap-qflash-result-fast { background: rgba(46,204,113,0.15); }
#academy-game-root .snap-qflash-result-fast .snap-qflash-result-msg { color: #2ecc71; }
#academy-game-root .snap-qflash-result-normal { background: rgba(0,229,255,0.1); }
#academy-game-root .snap-qflash-result-normal .snap-qflash-result-msg { color: #00e5ff; }
#academy-game-root .snap-qflash-result-slow { background: rgba(245,158,11,0.1); }
#academy-game-root .snap-qflash-result-slow .snap-qflash-result-msg { color: #f59e0b; }
#academy-game-root .snap-qflash-result-wrong { background: rgba(231,76,60,0.15); }
#academy-game-root .snap-qflash-result-wrong .snap-qflash-result-msg { color: #e74c3c; }
#academy-game-root .snap-qflash-result-timeout { background: rgba(255,255,255,0.05); }
#academy-game-root .snap-qflash-result-timeout .snap-qflash-result-msg { color: rgba(255,255,255,0.4); }

/* ========================================================================
   v3.78.0 — Factions ACA
   ======================================================================== */

/* Faction badge on cards */
#academy-game-root .snap-card-faction {
  position: absolute; top: 6px; left: 6px;
  font-size: 10px; width: 18px; height: 18px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; color: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

/* Faction-colored card borders (subtle glow based on faction) */
/* v3.80.0 — Faction glow + enhanced borders */
#academy-game-root .snap-card[data-faction="recrues"] {
  border-color: rgba(255,45,135,0.35);
  box-shadow: 0 0 12px rgba(255,45,135,0.1), inset 0 0 8px rgba(255,45,135,0.03);
}
#academy-game-root .snap-card[data-faction="donjon"] {
  border-color: rgba(139,92,246,0.35);
  box-shadow: 0 0 12px rgba(139,92,246,0.1), inset 0 0 8px rgba(139,92,246,0.03);
}
#academy-game-root .snap-card[data-faction="pixels"] {
  border-color: rgba(16,185,129,0.35);
  box-shadow: 0 0 12px rgba(16,185,129,0.1), inset 0 0 8px rgba(16,185,129,0.03);
}
#academy-game-root .snap-card[data-faction="cosmiques"] {
  border-color: rgba(245,158,11,0.35);
  box-shadow: 0 0 12px rgba(245,158,11,0.1), inset 0 0 8px rgba(245,158,11,0.03);
}
/* Hover amplifies glow */
#academy-game-root .snap-card[data-faction="recrues"]:hover:not(.snap-card-disabled) {
  box-shadow: 0 0 20px rgba(255,45,135,0.25), 0 8px 24px rgba(255,45,135,0.15);
}
#academy-game-root .snap-card[data-faction="donjon"]:hover:not(.snap-card-disabled) {
  box-shadow: 0 0 20px rgba(139,92,246,0.25), 0 8px 24px rgba(139,92,246,0.15);
}
#academy-game-root .snap-card[data-faction="pixels"]:hover:not(.snap-card-disabled) {
  box-shadow: 0 0 20px rgba(16,185,129,0.25), 0 8px 24px rgba(16,185,129,0.15);
}
#academy-game-root .snap-card[data-faction="cosmiques"]:hover:not(.snap-card-disabled) {
  box-shadow: 0 0 20px rgba(245,158,11,0.25), 0 8px 24px rgba(245,158,11,0.15);
}

/* Faction section labels in collection */
#academy-game-root .snap-faction-label {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 700; padding: 2px 8px;
  border-radius: 6px; margin-left: 8px;
  color: rgba(255,255,255,0.8);
}

/* Legendary holographic shimmer */
#academy-game-root .snap-rarity-legendary {
  background: linear-gradient(135deg, rgba(255,212,0,0.06), rgba(168,85,247,0.06), rgba(255,45,135,0.06)) !important;
  animation: snapHoloShimmer 3s ease-in-out infinite;
}
@keyframes snapHoloShimmer {
  0%, 100% { border-color: rgba(255,212,0,0.5); box-shadow: 0 0 12px rgba(255,212,0,0.15); }
  33% { border-color: rgba(168,85,247,0.5); box-shadow: 0 0 12px rgba(168,85,247,0.15); }
  66% { border-color: rgba(255,45,135,0.5); box-shadow: 0 0 12px rgba(255,45,135,0.15); }
}

/* Epic glow */
#academy-game-root .snap-rarity-epic {
  animation: snapEpicGlow 2s ease-in-out infinite alternate;
}
@keyframes snapEpicGlow {
  from { box-shadow: 0 0 6px rgba(168,85,247,0.15); }
  to { box-shadow: 0 0 14px rgba(168,85,247,0.3); }
}

/* ========================================================================
   v3.78.0 — Starter Decks
   ======================================================================== */

#academy-game-root .snap-starter-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px; margin: 16px 0;
}
#academy-game-root .snap-starter-card {
  padding: 16px; border-radius: 14px;
  background: rgba(255,255,255,0.04);
  border: 2px solid rgba(255,255,255,0.15);
  transition: all 0.2s;
}
#academy-game-root .snap-starter-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}
#academy-game-root .snap-starter-name {
  font-size: 18px; font-weight: 900; margin-bottom: 6px;
}
#academy-game-root .snap-starter-desc {
  font-size: 13px; color: rgba(255,255,255,0.6);
  margin-bottom: 10px; line-height: 1.4;
}
#academy-game-root .snap-starter-preview {
  display: flex; flex-wrap: wrap; gap: 4px;
  margin-bottom: 12px;
}
#academy-game-root .snap-starter-chip {
  font-size: 11px; font-weight: 700; padding: 3px 8px;
  border-radius: 6px; background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.7);
}
#academy-game-root .snap-starter-use {
  width: 100%; font-size: 14px;
}

/* ========================================================================
   v3.78.0 — Card Evolution Levels
   ======================================================================== */

/* Level stars */
#academy-game-root .snap-card-level {
  font-size: 10px; color: #ffd400; text-align: center;
  letter-spacing: 1px; margin: 2px 0;
}
#academy-game-root .snap-card-lvl-bonus {
  font-size: 10px; color: #2ecc71; font-weight: 700;
}

/* XP progress bar */
#academy-game-root .snap-card-xp-bar {
  width: 100%; height: 3px; border-radius: 2px;
  background: rgba(255,255,255,0.08); margin: 3px 0; overflow: hidden;
}
#academy-game-root .snap-card-xp-fill {
  height: 100%; border-radius: 2px;
  background: linear-gradient(90deg, #00e5ff, #a855f7);
  transition: width 0.3s ease;
}
#academy-game-root .snap-card-xp-max .snap-card-xp-fill {
  background: linear-gradient(90deg, #ffd400, #ff2d87);
}

/* Level 2: shiny border */
#academy-game-root .snap-card-lv2 {
  border-color: rgba(0,229,255,0.4) !important;
  box-shadow: 0 0 8px rgba(0,229,255,0.12);
}

/* Level 3: idle animation */
#academy-game-root .snap-card-lv3 {
  border-color: rgba(168,85,247,0.5) !important;
  animation: snapCardLv3Pulse 2.5s ease-in-out infinite alternate;
}
@keyframes snapCardLv3Pulse {
  from { box-shadow: 0 0 6px rgba(168,85,247,0.15); }
  to { box-shadow: 0 0 14px rgba(168,85,247,0.35); }
}

/* Level 4: animated background */
#academy-game-root .snap-card-lv4 {
  border-color: rgba(255,212,0,0.5) !important;
  background: linear-gradient(135deg, rgba(255,212,0,0.06), rgba(168,85,247,0.06), rgba(0,229,255,0.06)) !important;
  animation: snapCardLv4BG 4s ease-in-out infinite;
}
@keyframes snapCardLv4BG {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* Level 5: holographic rainbow */
#academy-game-root .snap-card-lv5 {
  background: linear-gradient(135deg, rgba(255,212,0,0.08), rgba(255,45,135,0.08), rgba(0,229,255,0.08), rgba(168,85,247,0.08)) !important;
  background-size: 300% 300%;
  animation: snapCardLv5Holo 3s ease-in-out infinite;
}
@keyframes snapCardLv5Holo {
  0% { background-position: 0% 0%; border-color: rgba(255,212,0,0.6); box-shadow: 0 0 16px rgba(255,212,0,0.2); }
  33% { background-position: 100% 0%; border-color: rgba(255,45,135,0.6); box-shadow: 0 0 16px rgba(255,45,135,0.2); }
  66% { background-position: 50% 100%; border-color: rgba(0,229,255,0.6); box-shadow: 0 0 16px rgba(0,229,255,0.2); }
  100% { background-position: 0% 0%; border-color: rgba(255,212,0,0.6); box-shadow: 0 0 16px rgba(255,212,0,0.2); }
}

/* ========================================================================
   v3.74.0 — Responsive adjustments
   ======================================================================== */
@media (max-width: 480px) {
  #academy-game-root .ttmc-breakdown-subject { flex: 0 0 100px; font-size: 11px; }
  #academy-game-root .ttmc-match-stats { grid-template-columns: 1fr; }
  #academy-game-root .aca-event-badge { font-size: 24px; }
  #academy-game-root .aca-event-title { font-size: 14px; }
  /* Snap mobile */
  #academy-game-root .snap-card { flex: 0 0 100px; padding: 8px; }
  #academy-game-root .snap-card-icon { font-size: 22px; }
  #academy-game-root .snap-card-desc { display: none; }
  #academy-game-root .snap-result-header { font-size: 24px; }
  #academy-game-root .snap-hand { gap: 6px; }
  #academy-game-root .snap-collection-deck { grid-template-columns: repeat(4, 1fr); }
  #academy-game-root .snap-collection-grid { grid-template-columns: repeat(3, 1fr); }
  #academy-game-root .snap-collection-card .snap-card-desc { display: none; }
  /* Zone mobile */
  #academy-game-root .snap-zone-icon { font-size: 18px; }
  #academy-game-root .snap-zone-name { font-size: 12px; }
  #academy-game-root .snap-zone-desc { font-size: 10px; }
  #academy-game-root .snap-action-row { flex-direction: column; }
  #academy-game-root .snap-retreat-btn { font-size: 12px; padding: 8px; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   v3.80.0 — Conseil du Coach (Math Tips)
   ═══════════════════════════════════════════════════════════════════════════ */
#academy-game-root .bdt-tips-section { margin-top: 16px; }
#academy-game-root .bdt-tip-card {
  background: linear-gradient(135deg, rgba(0,229,255,0.06), rgba(46,204,113,0.08));
  border: 1px solid rgba(0,229,255,0.25);
  border-radius: 12px;
  padding: 14px 16px;
  margin-top: 10px;
  animation: bdt-tip-fadeIn 0.4s ease;
}
#academy-game-root .bdt-tip-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
#academy-game-root .bdt-tip-icon {
  font-size: 20px;
  line-height: 1;
}
#academy-game-root .bdt-tip-subject {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #00e5ff;
  background: rgba(0,229,255,0.1);
  padding: 2px 8px;
  border-radius: 4px;
}
#academy-game-root .bdt-tip-body {
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255,255,255,0.88);
}
@keyframes bdt-tip-fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
/* ═══════════════════════════════════════════════════════════════════════════
   v3.80.0 — Polish Snap : animations cartes, zones, scores
   ═══════════════════════════════════════════════════════════════════════════ */

/* Card played → slide-in from below into zone */
#academy-game-root .snap-card-slot.snap-card-just-played {
  animation: snapCardSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes snapCardSlideIn {
  0%   { opacity: 0; transform: translateY(30px) scale(0.8); }
  60%  { opacity: 1; transform: translateY(-4px) scale(1.02); }
  100% { transform: translateY(0) scale(1); }
}

/* Bot card played → slide-in from above */
#academy-game-root .snap-card-slot.snap-card-bot-played {
  animation: snapCardBotSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes snapCardBotSlideIn {
  0%   { opacity: 0; transform: translateY(-30px) scale(0.8); }
  60%  { opacity: 1; transform: translateY(4px) scale(1.02); }
  100% { transform: translateY(0) scale(1); }
}

/* Zone reveal — flip animation (replaces basic fade) */
#academy-game-root .snap-line-just-revealed {
  animation: snapZoneFlip 0.8s ease !important;
}
@keyframes snapZoneFlip {
  0%   { opacity: 0; transform: perspective(600px) rotateY(90deg) scale(0.9); }
  50%  { opacity: 0.7; transform: perspective(600px) rotateY(-10deg) scale(1.02); }
  100% { opacity: 1; transform: perspective(600px) rotateY(0) scale(1); }
}

/* Power score pulse when it changes */
#academy-game-root .snap-power-updated {
  animation: snapPowerPulse 0.5s ease;
}
@keyframes snapPowerPulse {
  0%   { transform: scale(1); }
  30%  { transform: scale(1.4); color: #ffd400; }
  100% { transform: scale(1); }
}

/* Zone won/lost flash at end of match */
#academy-game-root .snap-line-won-flash {
  animation: snapLineWonFlash 0.6s ease;
}
@keyframes snapLineWonFlash {
  0%   { box-shadow: 0 0 0 0 rgba(46,204,113,0.4); }
  50%  { box-shadow: 0 0 20px 4px rgba(46,204,113,0.3); }
  100% { box-shadow: 0 0 0 0 rgba(46,204,113,0); }
}
#academy-game-root .snap-line-lost-flash {
  animation: snapLineLostFlash 0.6s ease;
}
@keyframes snapLineLostFlash {
  0%   { box-shadow: 0 0 0 0 rgba(231,76,60,0.4); }
  50%  { box-shadow: 0 0 20px 4px rgba(231,76,60,0.3); }
  100% { box-shadow: 0 0 0 0 rgba(231,76,60,0); }
}

/* Snap button glow effect */
#academy-game-root .snap-co-btn {
  position: relative;
  overflow: hidden;
}
#academy-game-root .snap-co-btn::before {
  content: '';
  position: absolute; inset: -2px;
  background: linear-gradient(90deg, #ff2d87, #ffd400, #00e5ff, #a855f7, #ff2d87);
  background-size: 300% 100%;
  animation: snapBtnGlow 3s linear infinite;
  border-radius: inherit; z-index: -1;
  opacity: 0.4;
}
@keyframes snapBtnGlow {
  0%   { background-position: 0% 50%; }
  100% { background-position: 300% 50%; }
}

/* Energy refill animation between turns */
#academy-game-root .snap-energy-refill {
  animation: snapEnergyRefill 0.6s ease;
}
@keyframes snapEnergyRefill {
  0%   { opacity: 0.5; transform: scale(0.95); }
  50%  { color: #ffd400; transform: scale(1.15); }
  100% { opacity: 1; transform: scale(1); }
}

/* Turn indicator bounce */
#academy-game-root .snap-turn-label {
  transition: all 0.3s ease;
}
#academy-game-root .snap-turn-new {
  animation: snapTurnBounce 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes snapTurnBounce {
  0%   { transform: scale(0.8); opacity: 0; }
  60%  { transform: scale(1.1); }
  100% { transform: scale(1); opacity: 1; }
}

/* Rarity shimmer for epic/legendary cards */
#academy-game-root .snap-rarity-epic {
  background: linear-gradient(135deg, rgba(168,85,247,0.08), rgba(255,255,255,0.06), rgba(168,85,247,0.06)) !important;
}
#academy-game-root .snap-rarity-legendary {
  background: linear-gradient(135deg, rgba(245,158,11,0.1), rgba(255,255,255,0.06), rgba(245,158,11,0.08)) !important;
  position: relative;
}
#academy-game-root .snap-rarity-legendary::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 30%, rgba(255,212,0,0.08) 50%, transparent 70%);
  background-size: 200% 200%;
  animation: snapLegendaryShimmer 3s ease-in-out infinite;
  border-radius: inherit;
  pointer-events: none;
}
@keyframes snapLegendaryShimmer {
  0%   { background-position: 200% 200%; }
  100% { background-position: -200% -200%; }
}

/* Retreat button subtle danger pulse */
#academy-game-root .snap-retreat-btn {
  transition: all 0.3s ease;
}
#academy-game-root .snap-retreat-btn:hover {
  background: rgba(231,76,60,0.15) !important;
  border-color: rgba(231,76,60,0.4) !important;
  color: #e74c3c !important;
}

/* Card in hand entrance stagger */
#academy-game-root .snap-hand .snap-card {
  animation: snapHandCardIn 0.3s ease both;
}
#academy-game-root .snap-hand .snap-card:nth-child(1) { animation-delay: 0ms; }
#academy-game-root .snap-hand .snap-card:nth-child(2) { animation-delay: 50ms; }
#academy-game-root .snap-hand .snap-card:nth-child(3) { animation-delay: 100ms; }
#academy-game-root .snap-hand .snap-card:nth-child(4) { animation-delay: 150ms; }
#academy-game-root .snap-hand .snap-card:nth-child(5) { animation-delay: 200ms; }
#academy-game-root .snap-hand .snap-card:nth-child(6) { animation-delay: 250ms; }
@keyframes snapHandCardIn {
  0%   { opacity: 0; transform: translateY(20px) scale(0.9); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

/* Toast in-game (apparaît 1× quand pas de H5P dispo) */
#academy-game-root .bdt-tip-toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(0,229,255,0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(0,229,255,0.3);
  color: rgba(255,255,255,0.9);
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 20px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 999;
  pointer-events: none;
}
#academy-game-root .bdt-tip-toast-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}