/* ========================================
   AubeVideo v3 — améliorations professionnelles
   Light/Dark theme, skeleton loaders, mini-player,
   mode théâtre, transitions, chapitres, etc.
   Surcharge style.css sans modification.
======================================== */

/* ===== THEMES ===== */
:root {
  color-scheme: dark;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #ffffff;
  --bg-elev: #f4f4f4;
  --bg-hover: #e8e8e8;
  --bg-card: #ffffff;
  --text: #111111;
  --text-dim: #555555;
  --text-muted: #888888;
  --border: #e0e0e0;
  --accent: #5e7da2;
  --accent-hover: #4e6b8e;
  --accent-dark: #3c5572;
  --primary: #3a5f9e;
  --danger: #d63131;
}

html[data-theme="auto"] {
  /* Suit le système, voir media query plus bas */
}

@media (prefers-color-scheme: light) {
  html[data-theme="auto"] {
    color-scheme: light;
    --bg: #ffffff;
    --bg-elev: #f4f4f4;
    --bg-hover: #e8e8e8;
    --bg-card: #ffffff;
    --text: #111111;
    --text-dim: #555555;
    --text-muted: #888888;
    --border: #e0e0e0;
    --accent: #5e7da2;
    --accent-hover: #4e6b8e;
    --primary: #3a5f9e;
    --danger: #d63131;
  }
}

body {
  transition: background-color .15s ease, color .15s ease;
}

/* ===== HEADER : bouton thème ===== */
.theme-btn {
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center;
  color: var(--text); transition: background .15s;
}
.theme-btn:hover { background: var(--bg-hover); }
.theme-btn .icon-dark { display: none; }
.theme-btn .icon-light { display: block; }
html[data-theme="light"] .theme-btn .icon-dark { display: block; }
html[data-theme="light"] .theme-btn .icon-light { display: none; }

/* ===== SKELETON LOADERS ===== */
.skeleton {
  position: relative; overflow: hidden;
  background: var(--bg-elev);
  border-radius: 8px;
}
.skeleton::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(255,255,255,.04) 50%,
    transparent 100%);
  animation: shimmer 1.4s linear infinite;
}
html[data-theme="light"] .skeleton::after {
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(0,0,0,.04) 50%,
    transparent 100%);
}
@keyframes shimmer { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }

.skeleton-card { display: flex; flex-direction: column; gap: 12px; }
.skeleton-card .thumb-wrap { aspect-ratio: 16/9; border-radius: var(--radius); }
.skeleton-line { height: 12px; border-radius: 6px; }
.skeleton-line.short { width: 60%; }

/* ===== CARD HOVER : transition cleaner ===== */
.video-card { transition: transform .15s ease; }
.video-card:hover { transform: translateY(-2px); }

/* ===== MODE THEATRE / CINEMA ===== */
.theater-mode .main { margin-left: 0; padding: 16px 16px 80px; max-width: 100%; }
.theater-mode .sidebar { transform: translateX(-100%); }
.theater-mode .watch-layout { grid-template-columns: 1fr; max-width: 100%; }
.theater-mode .player-wrap { aspect-ratio: 21/9; max-height: 80vh; border-radius: 0; }

/* ===== MINI-PLAYER ===== */
.miniplayer {
  position: fixed; bottom: 16px; right: 16px;
  width: 360px; max-width: 50vw; aspect-ratio: 16/9;
  background: #000; border-radius: 8px; overflow: hidden;
  box-shadow: 0 10px 32px rgba(0,0,0,.5);
  z-index: 200; cursor: grab;
  transition: transform .2s ease, opacity .2s ease;
}
.miniplayer.hidden { transform: translateY(110%); opacity: 0; pointer-events: none; }
.miniplayer .mp-close {
  position: absolute; top: 6px; right: 6px;
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(0,0,0,.6); color: #fff;
  display: grid; place-items: center; z-index: 2;
}
.miniplayer .mp-expand {
  position: absolute; top: 6px; right: 40px;
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(0,0,0,.6); color: #fff;
  display: grid; place-items: center; z-index: 2;
  font-size: 14px;
}
.miniplayer .mp-info {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 6px 10px; font-size: 12px; color: #fff;
  background: linear-gradient(to top, rgba(0,0,0,.85), transparent);
  pointer-events: none;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* ===== CHAPTERS LIST ===== */
.chapters-list {
  margin-top: 12px; display: flex; flex-direction: column; gap: 4px;
  border-top: 1px solid var(--border); padding-top: 12px;
}
.chapter-row {
  display: flex; align-items: center; gap: 12px; padding: 6px 8px;
  border-radius: 6px; cursor: pointer; transition: background .12s;
  color: var(--text);
}
.chapter-row:hover { background: var(--bg-hover); }
.chapter-time {
  font-variant-numeric: tabular-nums; color: var(--accent);
  font-weight: 600; min-width: 56px;
}

/* ===== QUALITY SELECTOR ===== */
.quality-selector {
  position: absolute; bottom: 60px; right: 12px;
  background: rgba(0,0,0,.85); color: #fff; padding: 6px;
  border-radius: 8px; min-width: 110px; display: none;
  z-index: 4; backdrop-filter: blur(8px);
}
.quality-selector.open { display: block; }
.quality-selector .q-item {
  display: block; padding: 8px 14px; width: 100%; text-align: left;
  border-radius: 6px; color: #fff; cursor: pointer;
}
.quality-selector .q-item:hover { background: rgba(255,255,255,.12); }
.quality-selector .q-item.active { color: var(--accent); font-weight: 600; }

/* ===== TOAST ===== */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--bg-elev); color: var(--text);
  border: 1px solid var(--border); border-radius: 24px;
  padding: 10px 18px; font-size: 14px; z-index: 3000;
  box-shadow: 0 10px 32px rgba(0,0,0,.4); animation: toastIn .25s ease;
}
@keyframes toastIn { from { opacity: 0; transform: translate(-50%, 20px); } to { opacity: 1; transform: translate(-50%, 0); } }

/* ===== KEYBOARD HINTS OVERLAY ===== */
.kbd-hints {
  position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 4000;
  display: none; align-items: center; justify-content: center;
}
.kbd-hints.open { display: flex; }
.kbd-hints-box {
  background: var(--bg-elev); border-radius: 12px; padding: 24px;
  border: 1px solid var(--border); max-width: 540px; width: 90%;
}
.kbd-hints-box h3 { margin-bottom: 16px; font-size: 18px; }
.kbd-row { display: grid; grid-template-columns: 80px 1fr; gap: 12px; padding: 6px 0; align-items: center; }
.kbd { background: var(--bg-hover); padding: 4px 8px; border-radius: 6px;
       font-family: monospace; font-size: 13px; text-align: center; }

/* ===== AUTH PAGE CENTERING ===== */
.auth-only .topbar, .auth-only .sidebar { display: none; }
.auth-only .main { margin-left: 0; padding-top: 80px; }

/* ===== FOCUS RING (accessibility) ===== */
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px;
}

/* ===== TRENDING / FOR YOU CHIPS ===== */
.chip.featured {
  background: linear-gradient(135deg, var(--accent), var(--primary));
  color: #fff;
}

/* ===== PROGRESS BAR sur cartes (historique) ===== */
.progress-bar {
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px; background: rgba(255,255,255,.2);
}
.progress-bar > span {
  display: block; height: 100%; background: var(--accent);
}

/* ===== HOVER PREVIEW (premières secondes au survol) ===== */
.thumb-wrap video.hover-preview {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0; transition: opacity .2s; pointer-events: none;
}
.video-card:hover .thumb-wrap video.hover-preview { opacity: 1; }

/* ===== VERIFIED BADGE ===== */
.verified-badge {
  display: inline-block; color: var(--primary); font-weight: bold;
  margin-left: 4px;
}
.verified-badge::before { content: "✓"; }

/* ===== RESPONSIVE LAYOUT ===== */
@media (max-width: 900px) {
  .sidebar {
    position: fixed; top: var(--topbar-h); left: 0; bottom: 0;
    transform: translateX(-100%); transition: transform .2s ease;
    z-index: 100; box-shadow: 0 0 32px rgba(0,0,0,.4);
  }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; padding: 16px; }
  .watch-layout { grid-template-columns: 1fr; }
  .search-wrap { display: none; }
  .topbar { padding: 0 8px; }
}
@media (max-width: 600px) {
  .topbar-left .brand-text { display: none; }
  .btn-upload span, .btn-login span { display: none; }
}

/* ===== HISTORY / WATCH-LATER : continue watching ===== */
.continue-section { margin-bottom: 32px; }
.continue-row { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 8px; }
.continue-row::-webkit-scrollbar { height: 6px; }
.continue-row::-webkit-scrollbar-thumb { background: var(--bg-hover); border-radius: 4px; }
.continue-row .video-card { min-width: 280px; max-width: 280px; }

/* ===== PROFESSIONAL POLISH ===== */
.brand-logo { transition: transform .3s ease; }
.brand:hover .brand-logo { transform: rotate(-10deg); }
.btn-upload, .btn-login { transition: background .15s, transform .15s; }
.btn-upload:active, .btn-login:active { transform: scale(.97); }

/* ===== PLAYER OVERLAY (gestures mobile) ===== */
.player-overlay {
  position: absolute; inset: 0; pointer-events: none;
  display: grid; place-items: center;
  font-size: 32px; color: rgba(255,255,255,.9);
  opacity: 0; transition: opacity .2s;
}
.player-overlay.show { opacity: 1; }

/* ===== Bannière de vérification e-mail ===== */
.verify-banner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
  background: color-mix(in srgb, var(--accent) 14%, var(--bg-elev));
  border: 1px solid var(--accent); color: var(--text);
  padding: 10px 16px; border-radius: 10px; margin-bottom: 16px; font-size: 14px;
}
.verify-banner form { margin: 0; }
.verify-banner button {
  background: var(--accent); color: #fff; border: 0; padding: 6px 14px;
  border-radius: 6px; font-weight: 600; cursor: pointer; white-space: nowrap;
}
.verify-banner button:hover { background: var(--accent-hover); }

/* ===== Pages légales ===== */
.legal-page { max-width: 760px; line-height: 1.7; }
.legal-page h1 { margin-bottom: 4px; }
.legal-page h2 { margin: 26px 0 8px; font-size: 18px; }
.legal-page p, .legal-page li { color: var(--text-dim); }
.legal-page ul { padding-left: 22px; margin: 8px 0; }
.legal-date { color: var(--text-muted); font-size: 13px; margin-bottom: 18px; }
.legal-note { font-size: 13px; color: var(--text-muted); font-style: italic; }
.legal-links { margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--border); }

/* ===== Footer sidebar ===== */
.sidebar-foot { padding: 14px 12px 24px; font-size: 12px; }
.sidebar-foot a { display: inline; color: var(--text-muted); margin-right: 10px; line-height: 1.9; }
.sidebar-foot a:hover { color: var(--text); }
.sidebar-foot .copy { color: var(--text-muted); margin-top: 8px; }

/* ===== Bandeau cookies ===== */
.cookie-banner {
  position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%);
  max-width: 680px; width: calc(100% - 32px); z-index: 200;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap; justify-content: center;
  background: var(--bg-elev); border: 1px solid var(--border);
  box-shadow: 0 6px 24px rgba(0,0,0,.3);
  padding: 14px 18px; border-radius: 12px; font-size: 14px; color: var(--text);
}
.cookie-banner a { color: var(--accent); text-decoration: underline; }
.cookie-banner button {
  background: var(--accent); color: #fff; border: 0; padding: 9px 18px;
  border-radius: 8px; font-weight: 600; cursor: pointer; white-space: nowrap;
}
.cookie-banner button:hover { background: var(--accent-hover); }
.cookie-banner[hidden] { display: none; }

/* ===== Identité de marque : « Video » en or (cohérence avec l'app mobile) ===== */
.brand-accent { color: #f7b545 !important; }

/* ===== Bannière d'accueil (visiteurs) — ciel d'aube comme le login mobile ===== */
.home-hero {
  position: relative; border-radius: 18px; overflow: hidden;
  margin: 4px 0 20px; padding: 48px 32px;
  display: flex; align-items: center; justify-content: center; text-align: center;
}
.home-hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(120% 140% at 78% 18%, rgba(247,181,69,.30), transparent 55%),
    linear-gradient(160deg, #0d1626 0%, #16243f 55%, #1e3458 100%);
}
.home-hero-inner { position: relative; z-index: 1; max-width: 640px; }
.home-hero-logo {
  width: 72px; height: 72px; margin: 0 auto 14px;
  filter: drop-shadow(0 4px 18px rgba(247,181,69,.45));
}
.home-hero-title {
  font-size: clamp(26px, 4vw, 40px); font-weight: 800; letter-spacing: -.5px;
  color: #fff; margin-bottom: 10px;
}
.home-hero-title span { color: #f7b545; }
.home-hero-sub { color: #c3d0e6; font-size: 16px; line-height: 1.55; margin-bottom: 24px; }
.home-hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.home-hero-actions .btn { padding: 11px 24px; font-size: 15px; font-weight: 600; }
.btn-ghost-light {
  background: rgba(255,255,255,.10); color: #fff;
  border: 1px solid rgba(255,255,255,.35); border-radius: 20px;
  transition: background .15s, border-color .15s;
}
.btn-ghost-light:hover { background: rgba(255,255,255,.20); border-color: rgba(255,255,255,.6); }

/* ===== Bouton « retour en haut » ===== */
.back-to-top {
  position: fixed; bottom: 24px; right: 24px; z-index: 150;
  width: 46px; height: 46px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg-elev); color: var(--text);
  border: 1px solid var(--border); box-shadow: 0 4px 16px rgba(0,0,0,.35);
  opacity: 0; transform: translateY(12px) scale(.9); pointer-events: none;
  transition: opacity .2s ease, transform .2s ease, background .15s;
}
.back-to-top.show { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.back-to-top:hover { background: var(--bg-hover); }
@media (max-width: 640px) { .back-to-top { bottom: 76px; } }