/* ============================================================
   GenIAcademy - lecture d'un module (apprentissage)
   ============================================================ */
/* --- Layout 2 colonnes : lecteur/contenu + progression/curriculum --- */
.learn-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 40px;
  align-items: start;
  margin-top: 8px;
}
.learn-main { min-width: 0; }
.learn-aside {
  position: sticky; top: 20px;
  display: flex; flex-direction: column; gap: 16px;
}

/* Carte progression */
.learn-progress-card {
  background: var(--ink-2); border: 1px solid var(--line);
  border-radius: 14px; padding: 18px;
}
.learn-course {
  display: block; font-family: 'Fraunces', serif;
  font-size: 16px; line-height: 1.3; color: var(--paper);
  text-decoration: none; margin-bottom: 16px;
}
.learn-course:hover { color: var(--terra-light); }
.learn-progress-head {
  display: flex; align-items: baseline; justify-content: space-between;
  font-size: 12.5px; color: var(--muted); margin-bottom: 8px;
}
.learn-progress-head span:first-child { color: var(--paper); font-weight: 600; }
.learn-progress-bar {
  height: 8px; background: var(--ink); border-radius: 100px; overflow: hidden;
}
.learn-progress-bar span {
  display: block; height: 100%; border-radius: 100px;
  background: linear-gradient(90deg, var(--terra), var(--gold));
  transition: width 0.4s ease;
}
.learn-cert { display: block; text-align: center; width: 100%; margin-top: 16px; }
.learn-locked-note {
  display: flex; gap: 8px; align-items: flex-start;
  font-size: 12.5px; line-height: 1.5; color: var(--gold);
}

/* Curriculum (liste des modules, défilement interne) */
.learn-curriculum {
  background: var(--ink-2); border: 1px solid var(--line);
  border-radius: 14px; padding: 16px;
  max-height: calc(100vh - 260px); overflow-y: auto;
}
.learn-curriculum .module-toc-title { padding: 2px 4px 10px; margin: 0; }
.learn-curriculum .module-toc-item {
  border: none; border-radius: 8px; margin-bottom: 2px;
  padding: 10px 10px; gap: 10px;
}
.learn-curriculum .module-toc-item:hover { border: none; background: rgba(255, 255, 255, 0.04); }
.learn-curriculum .module-toc-item.current { background: rgba(184, 92, 56, 0.14); border: none; }
.learn-curriculum .module-toc-item.locked { opacity: 0.6; }
.learn-curriculum .toc-state .done { color: var(--jade-light); }
.learn-curriculum .toc-state .bi-play-circle { color: var(--terra-light); }
.learn-curriculum .toc-state .bi-lock-fill { color: var(--muted); font-size: 12px; }

/* Boutons de navigation Précédent / Suivant */
.mod-nav-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13.5px; color: var(--paper); text-decoration: none;
  background: var(--ink-2); border: 1px solid var(--line);
  border-radius: 100px; padding: 9px 16px; transition: border-color 0.2s, color 0.2s;
}
a.mod-nav-btn:hover { border-color: var(--terra); color: var(--terra-light); }
.mod-nav-btn.disabled { opacity: 0.35; pointer-events: none; }
.module-actions-main { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

@media (max-width: 960px) {
  .learn-layout { grid-template-columns: 1fr; gap: 24px; }
  .learn-aside { position: static; }
  .learn-curriculum { max-height: none; }
}

.module-watch { max-width: 920px; margin-top: 8px; }

.module-player {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: 14px; overflow: hidden;
  background: linear-gradient(135deg, #1a0e08 0%, #0a0503 100%);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
  margin-bottom: 24px;
  display: flex; align-items: center; justify-content: center;
}
.module-player .video-bg { position: absolute; inset: 0; }
.module-player-center { position: relative; z-index: 2; text-align: center; }
.module-player-center .play-btn {
  width: 60px; height: 60px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.12); backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2); color: var(--paper);
  font-size: 20px; cursor: pointer; margin-bottom: 16px; padding-left: 4px;
}
.module-player-title { font-family: 'Fraunces', serif; font-size: 20px; }
.module-player-sub {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  color: var(--muted); margin-top: 6px; letter-spacing: 0.05em;
}
.module-preview-badge {
  position: absolute; top: 16px; left: 16px; z-index: 3;
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--jade-light); background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(74, 128, 103, 0.4); padding: 5px 12px; border-radius: 100px;
}

.module-pos {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  letter-spacing: 0.15em; text-transform: uppercase; color: var(--terra-light);
  margin-bottom: 10px;
}
.module-title-h1 {
  font-family: 'Fraunces', serif; font-weight: 400;
  font-size: 28px; letter-spacing: -0.5px; line-height: 1.15; margin-bottom: 12px;
}
.module-desc { color: rgba(255, 255, 255, 0.78); line-height: 1.7; margin-bottom: 22px; }

.accessibility-bar { margin-bottom: 24px; }

.module-actions {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.module-actions .btn-pay { display: inline-block; }
.module-nav { display: flex; gap: 18px; }
.module-nav a { color: var(--terra-light); text-decoration: none; font-size: 14px; }
.module-nav a:hover { color: var(--paper); }

/* Sommaire */
.module-toc-title {
  font-size: 12px; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 12px;
}
.module-toc-item {
  display: grid; grid-template-columns: 26px 24px 1fr auto; align-items: center; gap: 12px;
  padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px;
  margin-bottom: 8px; text-decoration: none; color: inherit; transition: border-color 0.2s;
}
.module-toc-item:hover { border-color: var(--terra); }
.module-toc-item.current { background: var(--ink-2); border-color: var(--terra); }
.module-toc-item .toc-state { text-align: center; }
.module-toc-item .toc-order { font-family: 'Fraunces', serif; color: var(--terra-light); }
.module-toc-item .toc-title { font-size: 14px; min-width: 0; }
.module-toc-item .toc-dur { font-size: 12px; color: var(--muted); white-space: nowrap; }

@media (max-width: 600px) {
  .module-title-h1 { font-size: 23px; }
  .module-actions { flex-direction: column; align-items: stretch; }
  .module-nav { justify-content: space-between; }
  .module-toc-item { grid-template-columns: 24px 1fr auto; }
  .module-toc-item .toc-order { display: none; }
}