/* =========================================================
   BRAIN — Espace Audiovisuel
   Lecteur vidéo premium (YouTube / Vimeo / upload)
   Design cohérent avec le design system BRAIN
   (navy profond, bleu électrique, orange BRAIN, blanc)
   ========================================================= */

.av-section{
  --av-glow: rgba(20,91,255,.28);
  --av-glow-orange: rgba(246,139,31,.35);
}
.av-section-sub{
  max-width:640px;margin:-8px auto 0;text-align:center;
  color:var(--brain-muted);font-size:1.02rem;line-height:1.6;
}
.av-vol{
  flex:none;display:flex;align-items:center;gap:8px;width:90px;
}
.av-vol input[type="range"]{
  width:100%;height:5px;margin:0;
  accent-color:var(--brain-orange);cursor:pointer;
  background:rgba(255,255,255,.18);border-radius:999px;
}
.av-vol input[type="range"]:focus-visible{outline:2px solid var(--brain-orange);outline-offset:3px;}
@media(max-width:560px){.av-vol{width:64px;}}

/* ---------- Filtres ---------- */
.av-filters{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:center;
  margin:34px auto 34px;max-width:900px;
}
.av-filter-btn{
  appearance:none;border:1px solid var(--brain-border);
  background:rgba(255,255,255,.035);
  color:var(--brain-muted);
  font-family:var(--ff-head);font-weight:700;font-size:.72rem;
  letter-spacing:.12em;text-transform:uppercase;
  padding:10px 18px;border-radius:100px;cursor:pointer;
  transition:all .28s var(--ease);
}
.av-filter-btn:hover{
  color:var(--brain-white);border-color:rgba(246,139,31,.55);
  background:rgba(246,139,31,.1);transform:translateY(-1px);
}
.av-filter-btn:focus-visible{outline:2px solid var(--brain-orange);outline-offset:3px;}
.av-filter-btn.is-active{
  background:var(--grad-orange);border-color:transparent;color:#1c0f02;
  box-shadow:0 8px 24px var(--av-glow-orange);
}

/* ---------- Layout principal ---------- */
.av-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 360px;
  gap:22px;align-items:start;
}
.av-player-col{min-width:0;}
.av-playlist-col{min-width:0;}

/* ---------- Lecteur principal ---------- */
.av-player{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  background:#02060f;border:1px solid var(--brain-border);
  box-shadow:0 18px 60px rgba(0,0,0,.5), 0 0 0 1px rgba(20,91,255,.05);
}
.av-player::before{
  content:'';position:absolute;inset:-40%;z-index:0;pointer-events:none;
  background:radial-gradient(60% 60% at 50% 30%, rgba(20,91,255,.16), transparent 70%);
}
.av-stage{
  position:relative;aspect-ratio:16/9;z-index:1;background:#02060f;
}
.av-host{position:absolute;inset:0;}
.av-host iframe,.av-host video{
  display:block;width:100%;height:100%;border:0;object-fit:contain;background:#000;
}
.av-poster{
  position:absolute;inset:0;z-index:2;display:grid;place-items:center;
  background:
    radial-gradient(80% 80% at 70% 20%, rgba(20,91,255,.22), transparent 70%),
    linear-gradient(160deg, #0a1428 0%, #050a18 100%);
  transition:opacity .35s ease, visibility .35s;
}
.av-poster img{width:100%;height:100%;object-fit:cover;}
.av-poster-fallback{
  width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  color:var(--brain-white);text-align:center;padding:20px;
}
.av-poster-fallback i{font-size:52px;background:var(--grad-orange);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 8px 20px rgba(246,139,31,.4));}
.av-poster-fallback b{font-family:var(--ff-head);font-size:1.05rem;letter-spacing:.14em;text-transform:uppercase;}
.av-poster-fallback span{color:var(--brain-muted);font-size:.82rem;letter-spacing:.2em;text-transform:uppercase;}
.av-poster.is-hidden{opacity:0;visibility:hidden;}

.av-loading{
  position:absolute;inset:0;z-index:3;display:grid;place-items:center;
  background:rgba(2,6,17,.66);backdrop-filter:blur(2px);
  opacity:0;visibility:hidden;transition:opacity .25s ease, visibility .25s;
}
.av-loading.is-visible{opacity:1;visibility:visible;}
.av-loading .spinner{
  width:52px;height:52px;border-radius:50%;
  border:3px solid rgba(255,255,255,.14);
  border-top-color:var(--brain-orange);
  animation:av-spin .8s linear infinite;
}
@keyframes av-spin{to{transform:rotate(360deg);}}

.av-big-play{
  position:absolute;top:50%;left:50%;z-index:4;
  transform:translate(-50%,-50%);
  width:78px;height:78px;border-radius:50%;
  border:1px solid rgba(255,255,255,.38);
  background:rgba(3,7,18,.55);backdrop-filter:blur(10px);
  color:#fff;font-size:1.5rem;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  box-shadow:0 0 0 0 rgba(246,139,31,.0), 0 14px 34px rgba(0,0,0,.5);
  transition:transform .25s var(--ease), background .25s, border-color .25s, box-shadow .25s, opacity .3s, visibility .3s;
}
.av-big-play i{margin-left:4px;}
.av-big-play:hover,.av-big-play:focus-visible{
  background:var(--brain-orange);border-color:var(--brain-orange);
  transform:translate(-50%,-50%) scale(1.06);
  box-shadow:0 0 0 14px rgba(246,139,31,.12), 0 18px 44px rgba(246,139,31,.35);
  outline:none;
}
.av-big-play.is-hidden{opacity:0;visibility:hidden;pointer-events:none;}

/* ---------- Erreur de lecture ---------- */
.av-error{
  position:absolute;inset:0;z-index:5;display:none;
  flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center;padding:28px;
  background:linear-gradient(160deg, rgba(10,20,40,.92), rgba(3,6,16,.94));
}
.av-error.is-visible{display:flex;}
.av-error i{font-size:34px;color:var(--brain-orange);opacity:.9;}
.av-error p{color:var(--brain-white);font-family:var(--ff-head);font-weight:700;font-size:1rem;}
.av-error a{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:100px;border:1px solid var(--brain-border);
  color:var(--brain-white);font-family:var(--ff-head);font-weight:700;font-size:.78rem;
  letter-spacing:.08em;text-transform:uppercase;
  background:rgba(255,255,255,.06);
  transition:all .25s var(--ease);
}
.av-error a:hover{background:var(--brain-orange);border-color:var(--brain-orange);color:#1c0f02;}
.av-error a:focus-visible{outline:2px solid var(--brain-orange);outline-offset:3px;}

/* ---------- Contrôles ---------- */
.av-controls{
  position:absolute;right:0;bottom:0;left:0;z-index:6;
  display:flex;align-items:center;gap:12px;
  padding:14px 16px;padding-top:38px;
  background:linear-gradient(0deg, rgba(2,6,17,.95) 0%, rgba(2,6,17,.55) 55%, transparent);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease, visibility .25s;
}
.av-player:hover .av-controls,
.av-player:focus-within .av-controls,
.av-controls.is-locked{opacity:1;visibility:visible;}
@media(hover:none){
  .av-controls{opacity:1;visibility:visible;background:linear-gradient(0deg,rgba(2,6,17,.92) 0%,rgba(2,6,17,.4) 100%);}
}

.av-btn{
  flex:none;width:42px;height:42px;border-radius:50%;
  border:1px solid rgba(255,255,255,.22);background:rgba(0,0,0,.35);
  color:#fff;font-size:.95rem;
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .2s, border-color .2s, transform .15s;
}
.av-btn:hover{background:rgba(255,255,255,.16);}
.av-btn:active{transform:scale(.92);}
.av-btn:focus-visible{outline:2px solid var(--brain-orange);outline-offset:3px;border-color:transparent;}
.av-btn.is-highlight{color:var(--brain-orange);border-color:rgba(246,139,31,.6);}

.av-progress{flex:1;min-width:0;display:flex;align-items:center;gap:12px;}
.av-progress-track{
  position:relative;flex:1;height:6px;border-radius:999px;
  background:rgba(255,255,255,.18);cursor:pointer;
}
.av-progress-fill{
  position:absolute;top:0;left:0;bottom:0;width:0;
  border-radius:999px;background:var(--grad-orange);
  box-shadow:0 0 12px rgba(246,139,31,.55);
}
.av-progress-buffer{
  position:absolute;top:0;left:0;bottom:0;width:0;
  border-radius:999px;background:rgba(255,255,255,.22);
}
.av-progress input{
  position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer;
}
.av-time{
  flex:none;font-size:.78rem;font-weight:600;color:var(--brain-muted);
  font-variant-numeric:tabular-nums;letter-spacing:.03em;white-space:nowrap;
}
.av-time b{color:var(--brain-white);font-weight:700;}

/* ---------- Méta vidéo courante ---------- */
.av-meta{
  margin-top:18px;padding:18px 22px;
  background:linear-gradient(160deg, rgba(255,255,255,.045), rgba(255,255,255,.012));
  border:1px solid var(--brain-border);border-radius:var(--radius-md);
  display:flex;align-items:flex-start;gap:16px;justify-content:space-between;flex-wrap:wrap;
}
.av-meta-cat{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brain-orange-light);
}
.av-meta-cat i{font-size:.8rem;}
.av-meta-dur{
  flex:none;display:inline-flex;align-items:center;gap:7px;
  font-size:.78rem;font-weight:700;color:var(--brain-muted);
  border:1px solid var(--brain-border);border-radius:100px;padding:6px 14px;
  font-variant-numeric:tabular-nums;
}
.av-meta h3{font-size:1.28rem;margin:8px 0 8px;letter-spacing:.01em;}
.av-meta p{margin:0;font-size:.92rem;}
.av-meta-info{flex:1;min-width:240px;}

/* ---------- Playlist ---------- */
.av-playlist{
  display:flex;flex-direction:column;
  background:linear-gradient(160deg, rgba(255,255,255,.035), rgba(255,255,255,.008));
  border:1px solid var(--brain-border);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:0 16px 48px rgba(0,0,0,.4);
}
.av-playlist-head{
  display:flex;align-items:center;gap:10px;
  padding:16px 18px;border-bottom:1px solid var(--brain-border);
}
.av-playlist-head i{color:var(--brain-orange);font-size:1rem;}
.av-playlist-head b{
  font-family:var(--ff-head);font-weight:800;font-size:.8rem;
  letter-spacing:.16em;text-transform:uppercase;color:var(--brain-white);flex:1;
}
.av-playlist-count{
  font-size:.74rem;font-weight:700;color:var(--brain-muted);
  border:1px solid var(--brain-border);padding:3px 10px;border-radius:100px;
  font-variant-numeric:tabular-nums;
}
.av-playlist-list{
  max-height:560px;overflow-y:auto;
  display:flex;flex-direction:column;
  scrollbar-width:thin;scrollbar-color:var(--brain-orange) rgba(255,255,255,.06);
}
.av-playlist-list::-webkit-scrollbar{width:6px;}
.av-playlist-list::-webkit-scrollbar-thumb{background:var(--grad-orange);border-radius:6px;}
.av-playlist-list::-webkit-scrollbar-track{background:rgba(255,255,255,.05);}

.av-playlist-empty{
  padding:36px 20px;text-align:center;color:var(--brain-muted);font-size:.9rem;
}
.av-playlist-empty i{display:block;font-size:30px;opacity:.5;margin-bottom:10px;}

.av-pl-item{
  display:flex;gap:14px;padding:12px 16px;cursor:pointer;
  border-bottom:1px solid rgba(255,255,255,.05);
  background:transparent;border-left:3px solid transparent;
  transition:background .22s ease, border-color .22s ease, opacity .22s;
  text-align:left;width:100%;
}
.av-pl-item:hover{background:rgba(255,255,255,.045);}
.av-pl-item:focus-visible{outline:2px solid var(--brain-orange);outline-offset:-2px;}
.av-pl-item.is-active{
  background:linear-gradient(90deg, rgba(246,139,31,.12), rgba(20,91,255,.05));
  border-left-color:var(--brain-orange);
}
.av-pl-thumb{
  flex:none;width:118px;aspect-ratio:16/9;border-radius:10px;overflow:hidden;
  position:relative;background:#02060f;border:1px solid var(--brain-border);
}
.av-pl-thumb img{width:100%;height:100%;object-fit:cover;display:block;}
.av-pl-thumb .av-pl-play{
  position:absolute;inset:0;display:grid;place-items:center;color:#fff;
  font-size:.85rem;background:rgba(0,0,0,.18);
  opacity:0;transition:opacity .2s;
}
.av-pl-item:hover .av-pl-play,.av-pl-item.is-active .av-pl-play{opacity:1;}
.av-pl-badge{
  position:absolute;right:5px;bottom:5px;
  font-size:.62rem;font-weight:700;color:#fff;
  background:rgba(2,6,17,.8);border:1px solid rgba(255,255,255,.2);
  border-radius:6px;padding:1px 6px;font-variant-numeric:tabular-nums;
}
.av-pl-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px;}
.av-pl-title{
  font-family:var(--ff-head);font-weight:700;font-size:.9rem;color:var(--brain-white);
  line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.av-pl-cat{
  font-size:.66rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--brain-orange-light);
}
.av-pl-dur{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.7rem;font-weight:600;color:var(--brain-muted);
  font-variant-numeric:tabular-nums;
}

/* Miniature par défaut BRAIN (aucune miniature renseignée) */
.av-thumb-fallback{
  width:100%;height:100%;display:grid;place-items:center;
  background:
    radial-gradient(90% 90% at 75% 15%, rgba(20,91,255,.5), transparent 70%),
    linear-gradient(150deg, #0d1b3f 0%, #071026 55%, #0e0a18 100%);
  color:var(--brain-orange);
}
.av-thumb-fallback i{font-size:1.7rem;filter:drop-shadow(0 6px 16px rgba(246,139,31,.45));}
.av-thumb-fallback-sm i{font-size:1.15rem;}
.av-thumb-fallback-poster i{font-size:56px;}

/* ---------- Prestations ---------- */
.av-services{margin-top:70px;}
.av-services-tag{display:block;text-align:center;margin-bottom:22px;}
.av-services-grid{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:center;max-width:1000px;margin:0 auto;
}
.av-service-chip{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 18px;border-radius:14px;
  border:1px solid var(--brain-border);
  background:linear-gradient(160deg, rgba(255,255,255,.045), rgba(255,255,255,.01));
  color:var(--brain-muted);font-size:.86rem;font-weight:600;
  transition:all .25s var(--ease);
}
.av-service-chip i{color:var(--brain-orange);font-size:.9rem;transition:transform .25s var(--ease);}
.av-service-chip:hover{border-color:rgba(246,139,31,.5);color:var(--brain-white);transform:translateY(-2px);}
.av-service-chip:hover i{transform:scale(1.15);}

/* ---------- Responsive ---------- */
@media(max-width:1180px){
  .av-layout{grid-template-columns:minmax(0,1fr) 320px;}
}
@media(max-width:980px){
  .av-layout{grid-template-columns:1fr;}
  .av-playlist{order:2;}
  .av-playlist-list{
    max-height:none;flex-direction:row;overflow-x:auto;overflow-y:hidden;
    scrollbar-width:thin;scrollbar-color:var(--brain-orange) rgba(255,255,255,.06);
  }
  .av-playlist-list::-webkit-scrollbar{height:6px;}
  .av-pl-item{
    flex:none;flex-direction:column;width:220px;
    border-left:0;border-bottom:0;
  }
  .av-pl-thumb{width:100%;}
  .av-meta{order:1;}
}
@media(max-width:560px){
  .av-filters{justify-content:flex-start;flex-wrap:nowrap;overflow-x:auto;padding-bottom:10px;-webkit-overflow-scrolling:touch;}
  .av-filter-btn{flex:none;}
  .av-big-play{width:64px;height:64px;font-size:1.2rem;}
  .av-meta{padding:16px;}
  .av-pl-item{width:200px;}
}

/* ---------- Respect prefers-reduced-motion ---------- */
@media(prefers-reduced-motion:reduce){
  .av-filter-btn,.av-big-play,.av-pl-item,.av-service-chip{transition:none;}
  .av-loading .spinner{animation-duration:1.6s;}
}