/* ===== The Art of B2B — couche d'animations & transitions ===== */
/* Principe : mouvement utile (guide l'œil), GPU-friendly (opacity/transform),
   respect total de prefers-reduced-motion. */

/* --- Transitions de page (Safari 18+, Chrome) --- */
@view-transition { navigation: auto; }
::view-transition-old(root) { animation: vt-out .22s ease both; }
::view-transition-new(root) { animation: vt-in .40s cubic-bezier(.2,.8,.2,1) both; }
@keyframes vt-out { to   { opacity: 0; transform: translateY(-6px); } }
@keyframes vt-in  { from { opacity: 0; transform: translateY(14px); } }

/* --- Entrée de l'en-tête de page --- */
.js main > header { animation: head-in .55s cubic-bezier(.2,.8,.2,1) both; }
@keyframes head-in { from { opacity: 0; transform: translateY(-12px); } }

/* --- Apparition au scroll (FOUC-safe : masqué seulement si .js actif) --- */
.js [data-rise] { opacity: 0; transform: translateY(22px); }
.js [data-rise].is-visible {
  opacity: 1; transform: none;
  transition: opacity .6s ease, transform .6s cubic-bezier(.2,.8,.2,1);
}
/* léger décalage en cascade pour les grilles de cartes */
.js [data-rise].is-visible > * { animation: cell-in .5s cubic-bezier(.2,.8,.2,1) both; }
.js [data-rise].is-visible > *:nth-child(2) { animation-delay: .05s; }
.js [data-rise].is-visible > *:nth-child(3) { animation-delay: .10s; }
.js [data-rise].is-visible > *:nth-child(4) { animation-delay: .15s; }
.js [data-rise].is-visible > *:nth-child(n+5) { animation-delay: .20s; }
@keyframes cell-in { from { opacity: 0; transform: translateY(10px); } }
/* on ne cascade pas les conteneurs de texte simples */
.js [data-rise].no-cascade.is-visible > * { animation: none; }

/* --- Révélation active-recall (do/don't, réponses, drills) --- */
@keyframes reveal-in { from { opacity: 0; transform: translateY(-6px); } }
.anim-reveal { animation: reveal-in .34s cubic-bezier(.2,.8,.2,1) both; }

/* --- Tooltip : fondu + léger zoom (plus de display:none) --- */
#tip-pop {
  opacity: 0; visibility: hidden; transform: scale(.96) translateY(-2px);
  transform-origin: top left;
  transition: opacity .16s ease, transform .16s ease, visibility .16s;
}
#tip-pop.tip-show { opacity: 1; visibility: visible; transform: none; }

/* --- Micro-interactions boutons & options --- */
.reveal-btn, .soncase-opt, .soncase-check, .soncase-reset {
  transition: transform .15s ease, background-color .2s, border-color .2s, color .2s, box-shadow .2s;
}
.reveal-btn:hover, .soncase-opt:hover { transform: translateY(-1px); }
.reveal-btn:active, .soncase-opt:active, .soncase-check:active { transform: scale(.97); }

/* --- Cartes cliquables : élévation au survol --- */
.card-lift { transition: transform .18s ease, border-color .2s, box-shadow .2s; }
.card-lift:hover { transform: translateY(-3px); box-shadow: 0 10px 30px -14px rgba(245,158,11,.45); }

/* --- Liens de navigation : soulignement animé --- */
nav a[href] { position: relative; }
nav a[href]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px;
  background: #f59e0b; border-radius: 2px;
  transform: scaleX(0); transform-origin: left;
  transition: transform .25s cubic-bezier(.2,.8,.2,1);
}
nav a[href]:hover::after, nav a[href].nav-active::after { transform: scaleX(1); }

/* --- Roue SONCASE : entrée + interaction --- */
.js .wheel { opacity: 0; transform: scale(.92); }
.wheel.is-visible {
  opacity: 1; transform: none;
  transition: opacity .55s ease, transform .6s cubic-bezier(.34,1.56,.64,1);
}
.wheel-seg {
  cursor: pointer; transform-box: view-box; transform-origin: 160px 160px;
  transition: transform .4s cubic-bezier(.34,1.56,.64,1), opacity .3s ease;
}
.wheel-seg path { transition: filter .2s ease; }
.wheel-seg:hover path { filter: brightness(1.13); }
.wheel-seg:focus-visible { outline: none; }
.wheel-seg:focus-visible path { filter: brightness(1.2); stroke: #fff; }

/* Scène : roue (gauche) + panneau (droite) */
.soncase-stage { display: flex; align-items: center; justify-content: center; }
.wheel-wrap {
  flex: 0 0 auto; width: 22rem; max-width: 100%; position: relative;
  transition: width .55s cubic-bezier(.2,.8,.2,1);
}
.wheel-hint { text-align: center; font-size: .8rem; color: #a1a1aa; margin-top: .5rem; transition: opacity .3s ease; }
.soncase-panel {
  flex: 0 1 auto; min-width: 0; max-width: 0; opacity: 0; overflow: hidden;
  transition: max-width .55s cubic-bezier(.2,.8,.2,1), opacity .4s ease, margin .4s ease;
}
.soncase-stage.has-selection .wheel-wrap { width: 15rem; }
.soncase-stage.has-selection .soncase-panel { max-width: 30rem; opacity: 1; margin-left: 1.25rem; }
.soncase-stage.has-selection .wheel-hint { opacity: 0; }

@media (max-width: 640px) {
  .soncase-stage { flex-direction: column; }
  .wheel-wrap { width: 17rem; }
  .soncase-stage.has-selection .wheel-wrap { width: 13rem; }
  .soncase-panel { width: 100%; }
  .soncase-stage.has-selection .soncase-panel { max-width: 100%; margin-left: 0; margin-top: 1rem; }
}

/* --- Compte à rebours : petit pop quand le nombre s'arrête --- */
.count-pop { animation: count-pop .4s ease both; }
@keyframes count-pop { 0% { transform: scale(1); } 50% { transform: scale(1.08); } 100% { transform: scale(1); } }

/* --- Anneau de progression (dashboard) --- */
#ring-arc { transition: stroke-dashoffset 1.1s cubic-bezier(.2,.8,.2,1); }

/* --- Barre de progression de lecture --- */
#scroll-bar { transition: width .12s linear; will-change: width; }

/* --- Barres du barème : grandissent à l'apparition --- */
.js [data-rise] .bareme-bar { transform: scaleX(0); transform-origin: left; }
.js [data-rise].is-visible .bareme-bar { transform: scaleX(1); transition: transform .8s cubic-bezier(.2,.8,.2,1) .15s; }

/* --- Bouton "module maîtrisé" --- */
#module-mark.is-mastered { background: rgba(16,185,129,.16); border-color: #34d399; color: #6ee7b7; }

/* --- Options quiz / tri : micro-interactions --- */
.quiz-opt, .tri-opt { transition: transform .15s ease, background-color .2s, border-color .2s, color .2s, opacity .2s; }
.quiz-opt:hover, .tri-opt:hover { transform: translateY(-1px); }

/* --- Flip-cards (Akilea produits) --- */
.flip { perspective: 1000px; }
.flip-inner { position: relative; transition: transform .6s cubic-bezier(.2,.8,.2,1); transform-style: preserve-3d; min-height: 16rem; }
.flip.flipped .flip-inner { transform: rotateY(180deg); }
.flip-face { backface-visibility: hidden; -webkit-backface-visibility: hidden; }
.flip-back { position: absolute; inset: 0; transform: rotateY(180deg); }

/* --- Méthode : trait conducteur du funnel qui se dessine --- */
.funnel-line { transform: scaleX(0); transform-origin: left; }
.js [data-rise].is-visible .funnel-line { transform: scaleX(1); transition: transform .9s cubic-bezier(.2,.8,.2,1) .2s; }

/* --- Bascule de langue : capsule animée (knob coulissant) --- */
.lang-switch { width: 4.25rem; height: 1.55rem; padding: 2px; }
.lang-seg {
  position: relative; z-index: 1; flex: 1 1 0; text-align: center;
  line-height: calc(1.55rem - 4px); color: #a1a1aa; transition: color .28s ease;
}
.lang-seg.on { color: #0a0a0b; }
.lang-knob {
  position: absolute; top: 2px; bottom: 2px; left: 2px; width: calc(50% - 2px);
  border-radius: 9999px; background: #f59e0b;
  transition: transform .32s cubic-bezier(.34,1.56,.64,1);
}
.lang-switch[data-current="en"] .lang-knob { transform: translateX(100%); }

/* ===== prefers-reduced-motion : tout figé, contenu visible ===== */
@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(root), ::view-transition-new(root) { animation: none; }
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .js [data-rise], .js [data-rise] > *, .js .wheel, .js main > header {
    opacity: 1 !important; transform: none !important;
  }
  .js [data-rise] .bareme-bar, .funnel-line { transform: scaleX(1) !important; }
}

/* ===== Socle pédagogique : bascule Apprendre / Antisèche ===== */
.mode-toggle {
  display: inline-flex; gap: 2px; background: #18181b;
  border: 1px solid #27272a; border-radius: 9999px; padding: 3px;
}
.mode-btn {
  padding: .4rem 1rem; border-radius: 9999px; font-size: .8rem; font-weight: 700;
  color: #a1a1aa; cursor: pointer; white-space: nowrap;
  transition: background-color .22s ease, color .22s ease, transform .15s ease;
}
.mode-btn:active { transform: scale(.96); }
.mode-btn.active { background: #f59e0b; color: #0a0a0b; }
/* Anti-flash : on masque l'antisèche tant que le JS n'a pas initialisé la
   bascule (classe .modes-ready posée sur <html>). Ensuite, la bascule .hidden
   (JS) reprend la main — quelle que soit la structure du markup. */
html.js:not(.modes-ready) [data-view="cheat"] { display: none; }

/* ===== Active recall générique : indice visible → réponse révélée ===== */
[data-recall] { cursor: pointer; }
[data-recall].revealed { cursor: default; }
[data-recall]:not(.revealed):hover { border-color: rgba(245,158,11,.45); }
.recall-reveal {
  transition: transform .15s ease, background-color .2s, border-color .2s, color .2s;
}
.recall-reveal:hover { transform: translateY(-1px); }
.recall-reveal:active { transform: scale(.97); }
[data-recall].revealed .recall-cue { opacity: .6; }

/* ===== Battle card (fiche de combat compacte) ===== */
.battle-grid { display: grid; gap: .75rem; }
@media (min-width: 700px) { .battle-grid.cols-2 { grid-template-columns: 1fr 1fr; } }

/* ===== Tableaux antisèche : toujours tenir dans l'écran (pas de coupe ni de
   scroll horizontal) — colonnes ajustées + texte qui passe à la ligne. ===== */
[data-view="cheat"] table { width: 100%; table-layout: fixed; }
[data-view="cheat"] table th,
[data-view="cheat"] table td { overflow-wrap: anywhere; word-break: break-word; }