/* ================================================================
   RAP VAULT — Style principal
   Version : 2.0  (sidebar + canvas + animations)
================================================================ */

/* ── Reset & Variables ──────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Palette */
  --bg:           #080808;
  --surface:      #101010;
  --surface2:     #161616;
  --border:       rgba(255,255,255,0.06);
  --accent:       #ff2d55;
  --accent-dim:   rgba(255,45,85,0.12);
  --accent-glow:  rgba(255,45,85,0.4);
  --text:         #f0f0f0;
  --muted:        #555;

  /* Layout */
  --sidebar-w:    240px;
  --sidebar-collapsed-w: 64px;
  --player-h:     300px;

  /* Transitions */
  --t-fast:    0.18s ease;
  --t-smooth:  0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --t-spring:  0.32s cubic-bezier(0.34, 1.4, 0.64, 1);
  --t-sidebar: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Base ───────────────────────────────────────────────────── */
html, body { height: 100%; overflow: hidden; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ── Scrollbars ─────────────────────────────────────────────── */
::-webkit-scrollbar       { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #222; border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: #333; }


/* ================================================================
   CANVAS BACKGROUND
================================================================ */
#bgCanvas {
  position: fixed;
  inset: 0;
  z-index: 0;           /* ← 0, PAS -1 : évite le bug de compositing backdrop-filter */
  pointer-events: none;
}


/* ================================================================
   APP SHELL
================================================================ */
.app-shell {
  position: relative;
  z-index: 1;           /* ← obligatoire pour rester au-dessus du canvas */
  display: flex;
  height: 100vh;
  overflow: hidden;
}


/* ================================================================
   SIDEBAR
================================================================ */
.sidebar {
  position: relative;
  z-index: 20;
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: rgba(10,10,10,0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-right: 1px solid var(--border);
  transition: width var(--t-sidebar), min-width var(--t-sidebar);
  flex-shrink: 0;
}

/* Ligne animée qui scanne la bordure droite */
.sidebar::after {
  content: '';
  position: absolute;
  top: -40%;
  right: -1px;
  width: 1px;
  height: 40%;
  background: linear-gradient(to bottom, transparent, var(--accent), transparent);
  animation: scanBorder 5s linear infinite;
  pointer-events: none;
}
@keyframes scanBorder {
  from { top: -40%; }
  to   { top: 110%; }
}

/* ── Sidebar : Header ───────────────────────────────────────── */
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 1.25rem 1rem;
  flex-shrink: 0;
}

.sidebar .logo {
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  transition: opacity var(--t-smooth);
}
.sidebar .logo em { color: var(--accent); font-style: normal; }

.sidebar-toggle {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--t-fast), color var(--t-fast), transform var(--t-smooth);
}
.sidebar-toggle:hover { background: var(--accent-dim); color: var(--text); }
.sidebar-toggle svg   { width: 14px; height: 14px; transition: transform var(--t-smooth); }

/* ── Sidebar : Compteur ─────────────────────────────────────── */
.sidebar-count {
  padding: 0 1.25rem 1rem;
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
  overflow: hidden;
  transition: opacity var(--t-smooth), height var(--t-smooth);
}
.count-num {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  font-family: 'SF Mono', 'Fira Code', monospace;
  line-height: 1;
}
.count-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--muted);
  font-weight: 700;
}

/* ── Sidebar : Nav ──────────────────────────────────────────── */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0.25rem 0;
}
.sidebar-nav::-webkit-scrollbar { width: 2px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: #222; }

.sidebar-section-label {
  padding: 0.5rem 1.25rem 0.35rem;
  font-size: 0.58rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: #333;
  white-space: nowrap;
}

/* ── Sidebar : Items catégories ─────────────────────────────── */
.cat-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 0.7rem 1.25rem;
  border: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  position: relative;
  transition: color var(--t-fast), background var(--t-fast), transform var(--t-fast);
  overflow: hidden;
  white-space: nowrap;

  /* stagger d'entrée géré via --delay en inline style */
  opacity: 0;
  transform: translateX(-12px);
  animation: catItemIn 0.4s var(--delay, 0s) ease both;
}
@keyframes catItemIn {
  to { opacity: 1; transform: translateX(0); }
}

.cat-item:hover  { color: var(--text); background: rgba(255,255,255,0.04); transform: translateX(4px); }
.cat-item.active { color: var(--text); background: var(--accent-dim); }

/* Trait gauche actif */
.cat-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 2px;
  height: 55%;
  background: var(--accent);
  border-radius: 0 2px 2px 0;
  box-shadow: 0 0 8px var(--accent-glow);
}

/* Focus accessible */
.cat-item:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

/* ── Eq bars (mini visualiseur par item) ────────────────────── */
.cat-eq {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  width: 20px;
  height: 15px;
  flex-shrink: 0;
}

.cat-eq span {
  flex: 1;
  border-radius: 1px 1px 0 0;
  background: currentColor;
  transition: height 0.1s;
}
/* Hauteurs statiques (item inactif) */
.cat-item:not(.active) .cat-eq span:nth-child(1) { height: 55%; }
.cat-item:not(.active) .cat-eq span:nth-child(2) { height: 25%; }
.cat-item:not(.active) .cat-eq span:nth-child(3) { height: 75%; }
.cat-item:not(.active) .cat-eq span:nth-child(4) { height: 40%; }

/* Animation active */
.cat-item.active .cat-eq span { background: var(--accent); }
.cat-item.active .cat-eq span:nth-child(1) { animation: eqBar 0.62s -0.20s ease infinite alternate; }
.cat-item.active .cat-eq span:nth-child(2) { animation: eqBar 0.83s -0.00s ease infinite alternate; }
.cat-item.active .cat-eq span:nth-child(3) { animation: eqBar 0.51s -0.35s ease infinite alternate; }
.cat-item.active .cat-eq span:nth-child(4) { animation: eqBar 0.74s -0.11s ease infinite alternate; }

@keyframes eqBar {
  from { height: 12%; }
  to   { height: 92%; }
}

/* ── Label + badge ──────────────────────────────────────────── */
.cat-label {
  flex: 1;
  font-size: 0.82rem;
  font-weight: 600;
  text-align: left;
  transition: opacity var(--t-smooth);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cat-badge {
  font-size: 0.62rem;
  font-weight: 800;
  font-family: 'SF Mono', 'Fira Code', monospace;
  color: var(--muted);
  background: rgba(255,255,255,0.05);
  padding: 2px 6px;
  border-radius: 20px;
  transition: opacity var(--t-smooth), background var(--t-fast), color var(--t-fast);
  flex-shrink: 0;
}
.cat-item.active .cat-badge  { background: var(--accent-dim); color: var(--accent); }
.cat-item:hover  .cat-badge  { color: var(--text); }

/* ── Sidebar : Footer ───────────────────────────────────────── */
.sidebar-footer {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
  transition: opacity var(--t-smooth);
}

/* Mini visualiseur horizontal */
.sidebar-viz {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 28px;
  padding: 0 1.25rem;
  margin-bottom: 0.5rem;
  opacity: 0.35;
}
.viz-bar {
  flex: 1;
  background: var(--accent);
  border-radius: 1px 1px 0 0;
  height: 20%;
}
/* Les durées/delays sont injectés en inline style depuis JS */
.sidebar-viz.active .viz-bar { animation: vizAnim var(--dur, 0.7s) var(--dly, 0s) ease infinite alternate; }
@keyframes vizAnim {
  from { height: 8%; }
  to   { height: 88%; }
}

/* Now playing */
.sidebar-now {
  display: flex;
  gap: 12px;
  padding: 0.75rem 1.25rem 1.25rem;
  align-items: center;
  min-width: 0;
  transition: opacity var(--t-smooth);
}

.snp-bar {
  width: 2px;
  height: 36px;
  border-radius: 2px;
  background: #333;
  flex-shrink: 0;
  transition: background var(--t-smooth);
}
.sidebar-now.playing .snp-bar {
  background: var(--accent);
  animation: snpPulse 1.4s ease infinite;
  box-shadow: 0 0 6px var(--accent-glow);
}
@keyframes snpPulse {
  0%, 100% { opacity: 1; height: 36px; }
  50%       { opacity: 0.5; height: 20px; }
}

.snp-text { min-width: 0; flex: 1; overflow: hidden; }
.snp-tag  {
  font-size: 0.55rem; font-weight: 800; text-transform: uppercase;
  letter-spacing: 0.18em; color: var(--accent);
  display: none; margin-bottom: 2px;
}
.sidebar-now.playing .snp-tag { display: block; }

.snp-title  {
  font-size: 0.8rem; font-weight: 700;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.snp-artist {
  font-size: 0.7rem; color: var(--muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  margin-top: 1px;
}

/* ── Sidebar : Collapsed ────────────────────────────────────── */
.sidebar.collapsed {
  width: var(--sidebar-collapsed-w);
  min-width: var(--sidebar-collapsed-w);
}
.sidebar.collapsed .logo,
.sidebar.collapsed .sidebar-count,
.sidebar.collapsed .cat-label,
.sidebar.collapsed .cat-badge,
.sidebar.collapsed .sidebar-footer {
  opacity: 0;
  pointer-events: none;
}
.sidebar.collapsed .sidebar-toggle svg { transform: rotate(180deg); }
.sidebar.collapsed .cat-item { justify-content: center; padding: 0.7rem 0; }


/* ================================================================
   BARRE MOBILE (hamburger + logo)
================================================================ */
.mobile-bar {
  display: none;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(8,8,8,0.95);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  flex-shrink: 0;
}
.mobile-bar .logo { font-size: 1rem; font-weight: 900; letter-spacing: 0.2em; text-transform: uppercase; }
.mobile-bar .logo em { color: var(--accent); font-style: normal; }

.hamburger {
  width: 34px; height: 34px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 7px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 6px;
}
.hamburger span {
  display: block; width: 100%; height: 1.5px;
  background: var(--text); border-radius: 1px;
  transition: transform var(--t-fast), opacity var(--t-fast);
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Backdrop mobile */
.sidebar-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 15;
  backdrop-filter: blur(2px);
}


/* ================================================================
   APP CONTENT
================================================================ */
.app-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}


/* ================================================================
   LECTEUR PRINCIPAL
================================================================ */
.player-panel {
  flex-shrink: 0;
  height: 0;
  overflow: hidden;
  transition: height 0.38s cubic-bezier(0.4, 0, 0.2, 1);
  background: rgba(10,10,10,0.9);
  border-bottom: 1px solid var(--border);
  position: relative;
  backdrop-filter: blur(10px);
}
.player-panel.open { height: var(--player-h); }

.player-inner {
  display: flex;
  height: var(--player-h);
}

.player-video {
  flex-shrink: 0;
  width: calc(var(--player-h) * 16 / 9);
  height: var(--player-h);   /* ← valeur explicite, plus de chaîne % */
  background: #000;
  position: relative;
}
/* #playerFrame en position absolue : remplit toujours le noir entièrement */
#playerFrame {
  position: absolute;
  inset: 0;
}
#playerFrame iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.player-info {
  flex: 1; min-width: 0;
  padding: 2.25rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.55rem;
  overflow: hidden;
}
.player-tag {
  display: inline-block;
  font-size: 0.6rem; font-weight: 800;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-dim);
  padding: 0.22rem 0.65rem; border-radius: 4px;
  width: fit-content;
}
.player-title  { font-size: 1.6rem; font-weight: 800; line-height: 1.15; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.player-artist { font-size: 0.88rem; color: var(--muted); font-weight: 500; }

.player-close {
  position: absolute; top: 0.8rem; right: 0.8rem;
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: none; color: #ccc; font-size: 0.9rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--t-fast), color var(--t-fast);
  z-index: 5;
}
.player-close:hover { background: var(--accent); color: #fff; }
.player-close:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }


/* ================================================================
   GRILLE PRINCIPALE
================================================================ */
#mainGrid {
  flex: 1;
  overflow-y: auto;
  padding: 1.75rem 1.75rem 2.5rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.2rem;
}


/* ================================================================
   CARTE CLIP
================================================================ */
.card {
  border-radius: 10px;
  overflow: hidden;
  background: var(--surface);
  cursor: pointer;
  position: relative;
  transition: transform var(--t-spring), box-shadow var(--t-smooth);

  /* Entrée en cascade */
  opacity: 0;
  animation: cardIn 0.4s var(--card-delay, 0s) ease both;
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.card:hover {
  transform: scale(1.055);
  box-shadow: 0 20px 55px rgba(0,0,0,0.8);
  z-index: 2;
}
.card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Badge "EN COURS" */
.card.active::after {
  content: '▶ EN COURS';
  position: absolute; top: 8px; left: 8px;
  background: var(--accent); color: #fff;
  font-size: 0.56rem; font-weight: 800; letter-spacing: 0.12em;
  padding: 3px 7px; border-radius: 4px; z-index: 3;
  pointer-events: none;
}
.card.active { outline: 2px solid var(--accent); outline-offset: -2px; }

/* Miniature */
.card-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #161616;
}
.card-thumb img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 0.4s ease;
}
.card:hover .card-thumb img { transform: scale(1.08); }

.card-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transition: opacity 0.22s;
  pointer-events: none;
}
.card:hover .card-overlay { opacity: 1; }

.play-circle {
  width: 50px; height: 50px; border-radius: 50%;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 24px var(--accent-glow);
  transition: transform 0.18s ease;
}
.card:hover .play-circle { transform: scale(1.1); }
.play-circle svg { width: 20px; height: 20px; fill: white; margin-left: 3px; }

/* Corps texte */
.card-body   { padding: 0.7rem 1rem 0.85rem; }
.card-cat    { font-size: 0.58rem; font-weight: 800; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); margin-bottom: 0.28rem; }
.card-title  { font-size: 0.88rem; font-weight: 700; line-height: 1.25; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card-artist { font-size: 0.76rem; color: var(--muted); margin-top: 0.18rem; }


/* ================================================================
   SECTION "À LA UNE"
================================================================ */
.featured-section {
  padding: 0 1.5rem 0.5rem;
}

.featured-heading {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.85rem;
}

.featured-row {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: thin;
}

/* Cartes dans la section "à la une" : largeur fixe, format paysage */
.featured-row .card {
  flex: 0 0 220px;
  width: 220px;
  animation: none;
  opacity: 1;
}

/* Badge "À la une" sur les cartes de la grille principale */
.card-featured-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 2;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.8px;
  color: var(--accent);
  background: rgba(8,8,8,0.85);
  border: 1px solid rgba(255,45,85,0.5);
  border-radius: 4px;
  padding: 2px 7px;
  backdrop-filter: blur(4px);
  pointer-events: none;
}

/* La carte doit être en position relative pour le badge absolu */
.card { position: relative; }

/* ================================================================
   ÉTAT VIDE
================================================================ */
.empty {
  padding: 4rem 2rem; text-align: center;
  color: var(--muted); font-size: 0.88rem;
  letter-spacing: 0.05em; display: none;
}
.empty.show { display: block; }


/* ================================================================
   RESPONSIVE — MOBILE
================================================================ */
@media (max-width: 768px) {
  :root { --player-h: calc(100vw * 9 / 16); }

  /* Cache la sidebar dans le flux, la positionne en drawer */
  .sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    z-index: 30;
    transform: translateX(-100%);
    transition: transform var(--t-sidebar);
  }
  .sidebar.mobile-open {
    transform: translateX(0);
  }
  .sidebar-backdrop { display: block; opacity: 0; pointer-events: none; transition: opacity var(--t-smooth); }
  .sidebar-backdrop.visible { opacity: 1; pointer-events: all; }

  .mobile-bar { display: flex; }

  .player-inner  { flex-direction: column; }
  .player-video  { width: 100%; flex-shrink: 0; }
  .player-info   { display: none; }

  #mainGrid { padding: 1rem 0.85rem 2rem; }
  .grid { gap: 0.75rem; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
}

/* ================================================================
   COMPTEUR DE VISITEURS
================================================================ */
.visitor-counter {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  margin: 0 8px 6px;
  background: rgba(255,45,85,0.06);
  border: 1px solid rgba(255,45,85,0.15);
  border-radius: 8px;
  font-size: 11px;
  color: var(--muted);
  overflow: hidden;
}
.sidebar.collapsed .visitor-counter { opacity: 0; pointer-events: none; }
#visitorCount {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.visitor-label { color: var(--muted); }

/* ================================================================
   VOTES LIKE / DISLIKE
================================================================ */
.card-votes {
  display: flex;
  gap: 6px;
  padding: 6px 10px 8px;
}
.vote-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--t-fast);
  user-select: none;
}
.vote-btn:hover { border-color: rgba(255,255,255,0.2); color: var(--text); }

.vote-like.voted  { background: rgba(52,199,89,0.15);  border-color: rgba(52,199,89,0.4);  color: #34c759; }
.vote-dislike.voted { background: rgba(255,59,48,0.15); border-color: rgba(255,59,48,0.4); color: #ff3b30; }

.vote-btn svg { flex-shrink: 0; }

/* Petite adaptation pour les cartes featured */
.card-featured-item .card-votes { padding: 4px 8px 6px; }