/* 音悦聚合 - 全局样式
   由 白若溪 设计 🎨 */
:root {
  --bg-primary: #0f0f1a;
  --bg-secondary: #1a1a2e;
  --bg-tertiary: #22223a;
  --bg-hover: rgba(255,255,255,0.04);
  --text-primary: #ffffff;
  --text-secondary: #b2b2c2;
  --text-muted: #666680;
  --accent: #6c5ce7;
  --accent-light: #a29bfe;
  --accent-gradient: linear-gradient(135deg, #6c5ce7, #a29bfe);
  --border-color: rgba(255,255,255,0.06);
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 50%;
  --sidebar-width: 240px;
  --player-height: 80px;
  --transition: all 0.25s ease;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow: hidden;
  height: 100vh;
}
/* 滚动条 */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }
/* ===== 侧边栏 ===== */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-secondary);
  position: fixed;
  left: 0;
  top: 0;
  padding: 24px 12px;
  display: flex;
  flex-direction: column;
  z-index: 100;
  border-right: 1px solid var(--border-color);
}
.logo {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 32px;
  padding: 0 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav-section { margin-bottom: 8px; }
.nav-label { font-size: 11px; color: var(--text-muted); padding: 8px 12px 4px; text-transform: uppercase; letter-spacing: 1px; }
.nav-item {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  transition: var(--transition);
  margin-bottom: 2px;
  user-select: none;
}
.nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }
.nav-item.active { background: rgba(108,92,231,0.12); color: var(--accent); }
.nav-item .icon { font-size: 16px; width: 22px; text-align: center; }
.nav-divider { height: 1px; background: var(--border-color); margin: 12px 12px; }
/* ===== 主内容区 ===== */
.main-content {
  margin-left: var(--sidebar-width);
  height: calc(100vh - var(--player-height));
  overflow-y: auto;
  padding: 24px 32px;
}
/* ===== 搜索栏 ===== */
.search-container { margin-bottom: 24px; }
.search-bar {
  display: flex;
  gap: 12px;
}
.search-bar input {
  flex: 1;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 15px;
  outline: none;
  transition: var(--transition);
}
.search-bar input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(108,92,231,0.12);
}
.search-bar input::placeholder { color: var(--text-muted); }
.search-btn {
  padding: 14px 28px;
  background: var(--accent-gradient);
  border: none;
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 15px;
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}
.search-btn:hover { opacity: 0.9; transform: translateY(-1px); }
.search-btn:active { transform: translateY(0); }
/* ===== 音乐源切换 ===== */
.source-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.source-tab {
  padding: 7px 16px;
  border-radius: 20px;
  background: rgba(255,255,255,0.04);
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  user-select: none;
}
.source-tab:hover { background: rgba(255,255,255,0.08); color: var(--text-secondary); }
.source-tab.active {
  background: rgba(108,92,231,0.12);
  color: var(--accent);
  border-color: rgba(108,92,231,0.25);
}
/* ===== 搜索结果 ===== */
.results-container { padding-bottom: 20px; }
.result-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}
.result-item:hover { background: var(--bg-hover); }
.result-item.playing { background: rgba(108,92,231,0.08); }
.result-cover {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  background: var(--bg-tertiary);
  object-fit: cover;
  position: relative;
  overflow: hidden;
}
.result-cover .play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  font-size: 18px;
}
.result-item:hover .play-overlay { opacity: 1; }
.result-info { flex: 1; min-width: 0; }
.result-info .title {
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 3px;
}
.result-info .artist {
  font-size: 13px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.result-info .source-badge {
  display: inline-block;
  font-size: 11px;
  padding: 1px 8px;
  border-radius: 10px;
  background: rgba(108,92,231,0.1);
  color: var(--accent-light);
  margin-left: 6px;
}
.result-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.result-actions button {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  border: none;
  background: rgba(255,255,255,0.05);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.result-actions button:hover {
  background: rgba(108,92,231,0.15);
  color: var(--accent);
}
/* ===== 加载状态 ===== */
.loading-spinner {
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
}
.loading-spinner .spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.empty-state .icon { font-size: 48px; margin-bottom: 16px; }
.empty-state .text { font-size: 15px; }
/* ===== 底部播放栏 ===== */
.player-bar {
  position: fixed;
  bottom: 0;
  left: var(--sidebar-width);
  right: 0;
  height: var(--player-height);
  background: rgba(26,26,46,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  z-index: 200;
}
.player-now-cover {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  background: var(--bg-tertiary);
  object-fit: cover;
}
.player-now-info { flex: 0 0 180px; min-width: 0; }
.player-now-info .title { font-size: 14px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.player-now-info .artist { font-size: 12px; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.player-controls {
  display: flex;
  align-items: center;
  gap: 14px;
}
.player-controls button {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
  transition: var(--transition);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
}
.player-controls button:hover { color: var(--text-primary); background: rgba(255,255,255,0.05); }
.player-controls .play-btn {
  width: 40px;
  height: 40px;
  background: var(--accent-gradient);
  color: #fff;
  font-size: 16px;
}
.player-controls .play-btn:hover { opacity: 0.9; }
.player-progress {
  flex: 1;
  max-width: 400px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.player-progress .time { font-size: 12px; color: var(--text-muted); white-space: nowrap; min-width: 35px; }
.progress-track {
  flex: 1;
  height: 4px;
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
  position: relative;
  cursor: pointer;
}
.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--accent-gradient);
  border-radius: 2px;
  transition: width 0.3s linear;
}
.progress-thumb {
  position: absolute;
  top: 50%;
  width: 12px;
  height: 12px;
  background: var(--accent);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.2s;
}
.progress-track:hover .progress-thumb { opacity: 1; }
.player-volume {
  display: flex;
  align-items: center;
  gap: 8px;
}
.player-volume input[type="range"] {
  width: 80px;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  outline: none;
}
.player-volume input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  background: var(--accent);
  border-radius: 50%;
  cursor: pointer;
}
.player-toggle-lyrics {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 16px;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.player-toggle-lyrics:hover { color: var(--accent); background: rgba(108,92,231,0.1); }
.player-toggle-lyrics.active { color: var(--accent); }
/* ===== 歌词面板 ===== */
.lyrics-panel {
  position: fixed;
  right: -380px;
  top: 0;
  width: 380px;
  height: calc(100vh - var(--player-height));
  background: rgba(18,18,34,0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-left: 1px solid var(--border-color);
  padding: 32px 24px;
  overflow-y: auto;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 150;
}
.lyrics-panel.open { right: 0; }
.lyrics-header {
  text-align: center;
  margin-bottom: 24px;
  color: var(--accent);
  font-weight: 600;
  font-size: 16px;
}
.lyric-line {
  padding: 10px 0;
  color: var(--text-muted);
  font-size: 15px;
  text-align: center;
  transition: var(--transition);
  line-height: 1.8;
  cursor: pointer;
}
.lyric-line.active {
  color: var(--accent);
  font-size: 17px;
  font-weight: 600;
}
.lyric-line:hover { color: var(--text-secondary); }
.lyrics-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
  font-size: 14px;
}
/* ===== 视频解析面板 ===== */
.video-resolve-panel {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 20px;
}
.video-resolve-panel h3 { font-size: 16px; margin-bottom: 12px; color: var(--text-primary); }
.video-resolve-input {
  display: flex;
  gap: 10px;
}
.video-resolve-input input {
  flex: 1;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
}
.video-resolve-input input:focus { border-color: var(--accent); }
.video-resolve-input button {
  padding: 12px 20px;
  background: var(--accent-gradient);
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  cursor: pointer;
  font-weight: 600;
}
/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .sidebar { display: none; }
  .main-content { margin-left: 0; padding: 16px; }
  .player-bar { left: 0; }
  .lyrics-panel { width: 100%; right: -100%; }
  .player-now-info { flex: 0 0 120px; }
  .player-volume { display: none; }
}
@media (max-width: 600px) {
  .search-bar { flex-direction: column; }
  .search-btn { width: 100%; }
  .player-progress { display: none; }
  .result-actions button { width: 28px; height: 28px; font-size: 12px; }
}