.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .35);
  display: grid;
  place-items: center;
  z-index: 1000;
}

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(92vw, 420px);
  background: rgba(21, 21, 24, .35);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .35);
  padding: 16px;
  content-visibility: auto;
  contain-intrinsic-size: 320px 240px;
  z-index: 1000;
}

.modal-title { margin: 0 0 8px 0; font-size: 18px; font-weight: 700; color: white; }
.modal-body { color: white; margin-bottom: 12px; max-height: 64vh; overflow-y: auto; margin-right: -16px; padding-right: 16px; }
.modal-body::-webkit-scrollbar { width: 10px; }
.modal-body::-webkit-scrollbar-track { background: transparent; }
.modal-body::-webkit-scrollbar-thumb { background-color: rgba(255,255,255,.25); border-radius: 8px; }

.proxy-result-pre::-webkit-scrollbar { width: 10px; }
.proxy-result-pre::-webkit-scrollbar-track { background: transparent; }
.proxy-result-pre::-webkit-scrollbar-thumb { background-color: rgba(255,255,255,.25); border-radius: 8px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; }
.modal-actions .btn-ghost { padding: 10px 18px; font-size: 14px; border-radius: 12px; }
.modal-actions .btn-danger { width: 100%; }
.btn-ghost { background: transparent; border: 1px solid var(--muted); color: var(--fg); padding: 8px 12px; border-radius: 10px; cursor: pointer; }
.btn-ghost:hover { background: rgba(255,255,255,.05); }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.form-label { font-size: 12px; color: white; }
.form-input { width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--muted); background: rgba(21,21,24,.45); color: var(--fg); outline: none; font-family: inherit; }
.form-input:focus { border-color: #6b7280; }
select.form-input { background: rgba(21,21,24,.45); color: var(--fg); appearance: none; -webkit-appearance: none; border-radius: 10px; border: 1px solid var(--muted); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); padding-right: 28px; font-family: inherit; }
select.form-input:focus { border-color: #6b7280; }
.form-input option { background: rgba(21,21,24,.85); color: var(--fg); font-family: inherit; }
.form-actions { display: flex; justify-content: center; }
.hr { border: none; height: 1px; background: var(--muted); margin: 12px 0; opacity: .8; }
.section-title { margin: 0 0 8px 0; font-size: 16px; font-weight: 600; color: white; }
.form-tip { font-size: 12px; color: white; margin-top: 4px; }
.btn-danger { background: linear-gradient(180deg, #ef4444, #b91c1c); border: 1px solid #ef4444; color: #fff; padding: 10px 16px; border-radius: 8px; box-shadow: 0 6px 14px rgba(239,68,68,.35); cursor: pointer; }
.btn-danger:hover { filter: brightness(1.05); }
.btn-danger:active { transform: translateY(1px); }
.playlist-container {
  margin-top: 0;
  background: rgba(21, 21, 24, .35);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 12px;
  max-height: 400px;
  overflow-y: auto;
  overflow-x: hidden;
  content-visibility: auto;
  contain-intrinsic-size: 600px 320px;
}

/* 虚拟播放列表容器样式 */
.virtual-playlist {
  position: relative;
  background: rgba(21, 21, 24, .35);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, .45);
  border-radius: 12px;
  height: 450px;
  min-height: 450px;
  max-height: 450px;
  content-visibility: auto;
  contain-intrinsic-size: 600px 450px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .35);
  contain: layout style;
  grid-area: playlist;
  overflow: hidden;
  margin-top: 0;
  margin-bottom: 0;
}

/* 虚拟滚动容器样式 */
.virtual-scroll-container {
  position: relative;
  overflow-y: auto;
  overflow-x: hidden;
  height: 100%;
  contain: layout style;
  will-change: scroll-position;
}

/* 虚拟滚动容器的滚动条样式 */
.virtual-scroll-container::-webkit-scrollbar {
  width: 10px;
}

.virtual-scroll-container::-webkit-scrollbar-track {
  background: transparent;
}

.virtual-scroll-container::-webkit-scrollbar-thumb {
  background-color: rgba(255,255,255,.25);
  border-radius: 8px;
}

.playlist-item {
  padding: 8px 40px;
  cursor: pointer;
  display: grid;
  grid-template-columns: 28px 1fr auto;
  gap: 8px;
  align-items: center;
  color: #ffffff;
  height: 45px;
  min-height: 45px;
  box-sizing: border-box;
  contain: layout style;
}

.playlist-item:hover {
  background: transparent;
}

.playlist-item.active {
  background: transparent;
  color: #ff8fb3;
}

.playlist-item-placeholder {
  height: 100%;
  opacity: 0;
  pointer-events: none;
}

/* 音频缓存样式 */
.audio-cache-indicator {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: rgba(21, 21, 24, .8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 8px;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--sub);
  z-index: 1000;
}

.indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4f46e5;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.cache-status {
  margin-bottom: 20px;
}

.status-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 15px;
}

.status-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px;
  background: rgba(255, 255, 255, .05);
  border-radius: 6px;
}

.status-item .label {
  font-size: 12px;
  color: var(--sub);
}

.status-item .value {
  font-size: 12px;
  font-weight: 600;
}

.status-item .value.enabled {
  color: #10b981;
}

.status-item .value.disabled {
  color: #ef4444;
}

.status-item .value.loading {
  color: #f59e0b;
}

.status-item .value.idle {
  color: var(--sub);
}

.cache-usage {
  margin-top: 15px;
}

.usage-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 12px;
  color: var(--sub);
}

.usage-bar {
  height: 6px;
  background: rgba(255, 255, 255, .1);
  border-radius: 3px;
  overflow: hidden;
}

.usage-fill {
  height: 100%;
  background: linear-gradient(90deg, #4f46e5, #7c3aed);
  border-radius: 3px;
  transition: width 0.3s ease;
}

.cache-settings {
  margin-bottom: 20px;
}

.setting-item {
  margin-bottom: 12px;
}

.setting-item label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--fg);
}

.setting-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
}

.setting-item input[type="number"] {
  width: 80px;
  padding: 4px 8px;
  border: 1px solid var(--muted);
  border-radius: 4px;
  background: rgba(21, 21, 24, .5);
  color: var(--fg);
  font-size: 12px;
}

.advanced-settings {
  margin-bottom: 20px;
}

.advanced-content {
  margin-top: 15px;
  padding: 15px;
  background: rgba(255, 255, 255, .03);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, .1);
}

.cache-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.cache-actions button {
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.cache-actions button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.playlist-container { position: relative; }
.playlist-container::-webkit-scrollbar { width: 10px; }
.playlist-container::-webkit-scrollbar-track { background: transparent; }
.playlist-container::-webkit-scrollbar-thumb { background-color: rgba(255,255,255,.25); border-radius: 8px; }
:root {
  --bg: #0b0b0c;
  --fg: #e8e8ea;
  --sub: #a0a0a7;
  --ac: #4f46e5;
  --card: #151518;
  --muted: #2a2a2f;
  --font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, "Helvetica Neue", Arial;
}

* {
  box-sizing: border-box;
  font-family: inherit;
}

/* 全局布局稳定性重置 */
* {
  contain: layout style;
}

/* 防止所有div的布局偏移 */
div {
  contain: layout style;
  will-change: auto;
}

/* 确保所有容器都有稳定的尺寸 */
.container > * {
  contain: layout style;
  will-change: auto;
}

input, textarea, select, button {
  font-family: inherit;
}

a {
  font-family: inherit;
}

html,
body,
#root {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg) fixed no-repeat center/cover;
  color: var(--fg);
  font-family: var(--font-family);
}

body {
  background-image: linear-gradient(180deg, rgba(0, 0, 0, .3), rgba(0, 0, 0, .3)), url('/images/background.webp');
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 8px 24px 8px 24px;
  contain: layout style;
  min-height: 100vh;
  box-sizing: border-box;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  grid-template-areas: 
    "player"
    "search"
    "playlist"
    "footer";
  gap: 0px;
  position: relative;
  transform: translateZ(0);
  will-change: auto;
}

h1 {
  font-size: 20px;
  margin: 0 0 12px 0;
  font-weight: 600;
}

.error {
  color: #f87171;
}

/* 错误边界样式 */
.error-boundary {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  padding: 20px;
  background: rgba(21, 21, 24, 0.8);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  margin: 20px;
}

.error-boundary-content {
  text-align: center;
  max-width: 500px;
  color: white;
}

.error-boundary-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.error-boundary-title {
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 12px 0;
  color: #f87171;
}

.error-boundary-message {
  font-size: 16px;
  margin: 0 0 20px 0;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
}

.error-boundary-details {
  text-align: left;
  margin: 20px 0;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
  padding: 16px;
}

.error-boundary-details summary {
  cursor: pointer;
  font-weight: 600;
  margin-bottom: 12px;
  color: #fbbf24;
}

.error-boundary-stack,
.error-boundary-component-stack {
  background: rgba(0, 0, 0, 0.5);
  border-radius: 4px;
  padding: 12px;
  font-family: 'Courier New', monospace;
  font-size: 12px;
  color: #f87171;
  white-space: pre-wrap;
  overflow-x: auto;
  margin: 8px 0;
}

.error-boundary-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin: 20px 0;
}

.error-boundary-actions .btn {
  padding: 10px 20px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
}

.error-boundary-actions .btn-primary {
  background: #3b82f6;
  color: white;
}

.error-boundary-actions .btn-primary:hover:not(:disabled) {
  background: #2563eb;
}

.error-boundary-actions .btn-primary:disabled {
  background: #6b7280;
  cursor: not-allowed;
}

.error-boundary-actions .btn-secondary {
  background: transparent;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.error-boundary-actions .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

.error-boundary-retry-info {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin: 12px 0 0 0;
}

/* 错误通知容器 */
.error-notification-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 400px;
}

/* 错误提示样式 */
.error-toast {
  background: rgba(239, 68, 68, 0.9);
  color: white;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  animation: slideInRight 0.3s ease;
  transition: all 0.3s ease;
}

.error-toast.visible {
  opacity: 1;
  transform: translateX(0);
}

.error-toast.hidden {
  opacity: 0;
  transform: translateX(100%);
}

.error-toast-content {
  padding: 16px;
}

.error-toast-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.error-toast-icon {
  font-size: 18px;
}

.error-toast-title {
  font-weight: 600;
  font-size: 14px;
  flex: 1;
}

.error-toast-close {
  background: none;
  border: none;
  color: white;
  font-size: 18px;
  cursor: pointer;
  padding: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background-color 0.2s ease;
}

.error-toast-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

.error-toast-message {
  font-size: 13px;
  line-height: 1.4;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.9);
}

.error-toast-details {
  margin-top: 8px;
}

.error-toast-details summary {
  cursor: pointer;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 4px;
}

.error-toast-context {
  background: rgba(0, 0, 0, 0.3);
  border-radius: 4px;
  padding: 8px;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.8);
  white-space: pre-wrap;
  overflow-x: auto;
  margin: 4px 0;
}

.error-toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255, 255, 255, 0.2);
}

.error-toast-progress-bar {
  height: 100%;
  background: rgba(255, 255, 255, 0.6);
  transition: width 0.1s linear;
}

.error-toast.success {
  background: rgba(34, 197, 94, 0.9);
}

.error-toast.warning {
  background: rgba(245, 158, 11, 0.9);
}

.error-toast.info {
  background: rgba(59, 130, 246, 0.9);
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* 加载错误样式 */
.loading-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
}

.loading-error-icon {
  font-size: 48px;
  margin-bottom: 16px;
  color: #f87171;
}

.loading-error-title {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 8px 0;
  color: #f87171;
}

.loading-error-message {
  font-size: 14px;
  margin: 0 0 20px 0;
  color: rgba(255, 255, 255, 0.6);
}

.loading-error-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.loading-error-actions .btn {
  padding: 8px 16px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: transparent;
  color: white;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}

.loading-error-actions .btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.player {
  background: rgba(21, 21, 24, .35);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, .45);
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .35);
  contain: layout style;
  grid-area: player;
  min-height: 200px;
  height: 200px;
}

.player { position: relative; }
.settings-icon {
  position: absolute;
  top: 8px;
  right: 8px;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 22px;
  padding: 8px;
  cursor: pointer;
  border-radius: 50%;
  transition: background .15s ease, transform .2s ease;
  z-index: 1000;
  pointer-events: auto;
  user-select: none;
  contain: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0) !important;
  -webkit-tap-highlight-color: transparent !important;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  touch-action: manipulation;
  outline: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-clip: padding-box;
}
.settings-icon:hover { 
  background: rgba(255, 255, 255, .08); 
  transform: rotate(18deg); 
}
.settings-icon:active {
  background: rgba(255, 255, 255, .12);
  transform: rotate(18deg) scale(0.95);
}
.settings-icon:focus {
  outline: none;
}

.now-playing {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.now-playing .title::before {
  content: '';
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 8px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #7c7cfe, #3b36b5);
  box-shadow: 0 0 10px rgba(79,70,229,.6);
}

.now-playing .title {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.now-playing .meta {
  color: var(--sub);
}

.controls {
  display: grid;
  grid-template-columns: auto auto auto 1fr auto auto auto;
  grid-gap: 10px;
  align-items: center;
}

.controls-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  background: #1f1f24;
  border: 1px solid var(--muted);
  color: var(--fg);
  padding: 8px 12px;
  border-radius: 10px;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, transform .02s ease;
  font-family: inherit;
}

.btn:hover { background: #23232a; }
.btn:active { transform: translateY(1px); }
.btn.active { border-color: var(--ac); background: #2a2763; }

.btn-primary {
  background: linear-gradient(180deg, #4f46e5, #3b36b5);
  border: 1px solid #5b55e8;
  color: #fff;
  padding: 10px 16px;
  box-shadow: 0 6px 14px rgba(79,70,229,.35);
}
.btn-primary:hover { filter: brightness(1.05); }
.btn-primary:active { transform: translateY(1px); }

.btn-sakura {
  background: linear-gradient(180deg, #ffb3d1, #ff8fb3);
  border: 1px solid rgba(255, 143, 179, 0.85);
  color: #3a2a2a;
  padding: 10px 20px;
  border-radius: 999px;
  box-shadow: 0 6px 14px rgba(255, 143, 179, .35);
  cursor: pointer;
}
.btn-sakura:hover { filter: brightness(1.05); }
.btn-sakura:active { transform: translateY(1px); }

.progress {
  display: flex;
  align-items: center;
  gap: 8px;
}

.time { font-variant-numeric: tabular-nums; color: var(--sub); font-size: 12px; }

input[type="range"] { width: 200px; }

.slider::-webkit-slider-runnable-track {
  height: 6px;
  background: linear-gradient(90deg, #2c2c33, #2c2c33);
  border-radius: 999px;
}
.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  margin-top: -6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid #9aa0ff;
  box-shadow: 0 2px 6px rgba(0,0,0,.4);
}

.slider::-moz-range-track {
  height: 6px;
  background: #2c2c33;
  border-radius: 999px;
}
.slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid #9aa0ff;
}

.playlist { margin: 0; padding: 0; list-style: none; }

.search-bar { 
  margin: 0; 
  grid-area: search;
  height: 44px;
  min-height: 44px;
}

.search-input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, .45);
  background: rgba(21, 21, 24, .45);
  color: var(--fg);
  outline: none;
  height: 44px;
  min-height: 44px;
  box-sizing: border-box;
  contain: layout style;
}
.search-input:hover { border-color: rgba(255, 255, 255, .6); }
.search-input::placeholder { color: var(--sub); }
.search-input:focus { border-color: #6b7280; }

.playlist li { padding: 10px 40px; cursor: pointer; display: grid; grid-template-columns: 28px 1fr auto; gap: 8px; align-items: center; color: #ffffff; }

.playlist li:hover { background: transparent; }
.playlist li.active { background: transparent; color: #ff8fb3; }

.playlist .index { color: var(--sub); }

.locate-fab {
  position: absolute;
  left: 8px;
  background: transparent;
  border: none;
  color: var(--sub);
  padding: 0;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, color .15s ease, background .15s ease;
}
.locate-fab.visible { opacity: 1; pointer-events: auto; color: #ff8fb3; }
.locate-fab:hover { color: #ffb3d1; }

.playlist .name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.actions-inline { display: inline-flex; align-items: center; gap: 12px; }
.download-link { color: var(--sub); text-decoration: none; font-size: 13px; padding: 0; border: none; vertical-align: baseline; font-family: inherit; }
.download-link:hover { color: #ff8fb3; text-decoration: none; border: none; background: transparent; }
.delete-link { color: var(--sub); background: transparent; border: none; font-size: 13px; padding: 0; cursor: pointer; vertical-align: baseline; font-family: inherit; }
.delete-link:hover { color: #fda4af; border: none; background: transparent; }
.actions-inline .download-link[aria-label*="MV"] { font-size: 13px; }

footer {
  margin-top: 12px;
  color: var(--sub);
  font-family: inherit;
  contain: layout style;
  grid-area: footer;
  height: 40px;
  min-height: 40px;
  max-height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateZ(0);
  will-change: auto;
  position: relative;
  overflow: hidden;
}

footer a {
  color: #ff8fb3;
  font-family: inherit;
}

.player-card { 
  padding: 20px 20px 16px; 
  min-height: 200px;
  contain: layout style;
}
.top { display: grid; grid-template-columns: 140px 1fr auto; align-items: center; gap: 20px; }
.art-lg { 
  position: relative; 
  width: 140px; 
  height: 140px; 
  min-width: 140px;
  min-height: 140px;
  contain: layout style;
  will-change: transform;
  transform: translateZ(0);
}
.disc { 
  position: relative; 
  width: 100%; 
  height: 100%; 
  border-radius: 50%; 
  background-image: url('/images/cd.webp');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  display: grid; 
  place-items: center; 
  overflow: hidden;
  transition: transform 0.3s ease;
  will-change: transform;
  contain: layout style;
  transform: translateZ(0);
}

.disc img { 
  width: 70%; 
  height: 70%; 
  object-fit: cover; 
  border-radius: 50%;
  transition: transform 0.3s ease;
  will-change: transform;
  contain: layout style;
  transform: translateZ(0);
}

.art-lg::before {
  content: '';
  position: absolute;
  right: -28px;
  top: 0;
  width: 64px;
  height: 64px;
  background-image: url('/images/cd_tou.webp');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  transform-origin: right top;
  transform: rotate(-15deg);
  transition: transform 0.5s ease;
  z-index: 10;
  pointer-events: none;
}

.disc {
  animation: none;
}

.disc img {
  animation: spin 12s linear 0s infinite;
  animation-play-state: paused;
}

.disc.playing {
  animation-play-state: running;
}

.disc.playing img {
  animation-play-state: running;
}

.art-lg.playing::before {
  transform: rotate(0deg);
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.meta { min-width: 0; margin-left: 40px; }
.track-title { margin: 0 0 6px 0; font-size: 24px; font-weight: 700; letter-spacing: .2px; margin-left: 15px; }
.track-sub { margin: 0 0 10px 0; color: var(--sub) }
.controls-row { display: flex; align-items: center; gap: 16px; margin-left: -10px; }
.controls-row .vol { margin-left: 15px; }
.progress-under { display:grid; grid-template-columns: 36px 1fr auto; align-items:center; gap: 10px; margin-top: 12px }
.progress-under .progress-line { width: 100%; margin-right: 0 }
.progress-under .time-right { justify-self: end }
.actions { display: flex; align-items: center }
.vol { display: flex; align-items: center; gap: 10px }
.vol-line { width: 140px; height: 6px; appearance: none; -webkit-appearance: none; cursor: pointer;
  background:
    linear-gradient(90deg, #ffb3d1 0%, #ff8fb3 100%) 0/var(--p,0%) 100% no-repeat,
    rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  accent-color: transparent;
}
.vol-line::-webkit-slider-runnable-track { height: 6px; background: rgba(255, 255, 255, 0.2) !important; border-radius: 999px }
.vol-line:active::-webkit-slider-runnable-track { background: rgba(255,143,179,.6) }
.vol-line::-webkit-slider-thumb { -webkit-appearance:none; appearance:none; margin-top:-6px; width: 16px; height: 16px; border-radius: 50%; background:#ffffff !important; border:2px solid #ffffff !important; box-shadow: 0 0 0 2px rgba(255,143,179,.35) }
.vol-line:active::-webkit-slider-thumb { box-shadow: 0 0 0 3px rgba(255,143,179,.5) }
.vol-line::-moz-range-track { height: 6px; background: rgba(255, 255, 255, 0.2) !important; border-radius: 999px }
.vol-line::-moz-range-progress { height: 6px; background: rgba(255, 255, 255, 0.2) !important; border-radius: 999px }
.vol-line::-moz-range-thumb { width: 16px; height: 16px; border-radius:50%; background:#ffffff; border:2px solid #ffffff; box-shadow: 0 0 0 2px rgba(255,143,179,.35) }

.progress-row { display:grid; grid-template-columns: 48px 1fr 48px; align-items:center; gap: 10px; margin-top: 12px }
.time-left,.time-right { color:#e5e7eb; font-size:12px; text-shadow:0 1px 1px rgba(0,0,0,.35) }
.progress-line { width: 100%; height: 6px; appearance: none; -webkit-appearance: none; position: relative; z-index: 1; pointer-events: auto; cursor: pointer;
  background:
    linear-gradient(90deg, #ffb3d1 0%, #ff8fb3 100%) 0/var(--p,0%) 100% no-repeat,
    rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  accent-color: transparent;
}
.progress-line::-webkit-slider-runnable-track { height: 6px; background: rgba(255, 255, 255, 0.2) !important; border-radius: 999px }
.progress-line::-moz-range-track { height: 6px; background: rgba(255, 255, 255, 0.2) !important; border-radius: 999px }
.progress-line::-webkit-slider-thumb { -webkit-appearance:none; appearance:none; margin-top:-6px; width: 16px; height: 16px; border-radius: 50%; background:#ffffff !important; border: 2px solid #ffffff !important; box-shadow: 0 0 0 2px rgba(255,143,179,.35) }
.progress-line:active::-webkit-slider-thumb { box-shadow: 0 0 0 3px rgba(255,143,179,.5) }
.progress-line::-moz-range-track { height: 6px; background: rgba(255, 255, 255, 0.2) !important; border-radius: 999px }
.progress-line::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background:#ffffff; border: 2px solid #ffffff; box-shadow: 0 0 0 2px rgba(255,143,179,.35) }
.progress-line:active::-moz-range-thumb { box-shadow: 0 0 0 3px rgba(255,143,179,.5) }

.icon-btn {
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 18px;
  padding: 8px;
  margin: 0 2px;
  min-width: 36px;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: color .15s ease, transform .02s ease;
}
.icon-btn:hover { color: #ff8fb3; }
.icon-btn:active { transform: translateY(1px); }
.icon-btn.active { color: #ff8fb3; }
.icon-btn-primary { color: #ffffff; }
.icon-btn-primary:hover { color: #ff8fb3; }

.icon-btn svg { width: 26px; height: 26px; stroke: currentColor; fill: none; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round }

.bar-center { width: 100%; }

.time-inline { color: #e5e7eb; font-size: 12px; min-width: 84px; text-align: right; }





@media (max-width: 480px) {
  .container { 
    max-width: 100%; 
    padding: 12px 12px 0 12px; 
    grid-template-rows: auto auto 1fr auto;
    gap: 0px;
  }

  .player { 
    padding: 12px; 
    height: 180px;
    min-height: 180px;
  }
  .player-card { padding: 14px 14px 12px; }
  .top { grid-template-columns: 110px 1fr; gap: 12px; }
  .art-lg { 
    width: 110px; 
    height: 110px; 
    min-width: 110px;
    min-height: 110px;
    max-width: 110px;
    max-height: 110px;
    margin-left: -10px;
  }
  .meta { margin-left: 0; text-align: center; }
  .track-title { 
    font-size: 17px; 
    text-align: left;
    margin-left: 5px;
  }
  .track-sub { text-align: center; }
  .track-sub { font-size: 12px; }

  .controls { grid-template-columns: auto 1fr auto; grid-gap: 8px; }
  .controls-group { gap: 8px; }
  .icon-btn { min-width: 32px; min-height: 32px; padding: 6px; }
  .icon-btn svg { width: 24px; height: 24px; }
  .time-inline { min-width: 64px; font-size: 11px; }
  .progress-row { grid-template-columns: 40px 1fr 40px; gap: 8px; }
  .progress-under { grid-template-columns: 32px 1fr auto; gap: 8px; }
  .vol-line, input[type="range"] { width: 100%; }
  .controls-row { justify-content: center; gap: 8px; }
  
  .vol { display: none; }
  .controls-row .vol { display: none; }

  .playlist-container { max-height: 65vh; }
  .playlist li { grid-template-columns: 20px 1fr auto; padding: 10px 16px; gap: 10px; }
  .playlist .name { min-width: 0; padding-right: 28px; }
  .actions-inline { gap: 10px; margin-left: 6px; }

  /* 移动端虚拟播放列表样式 */
  .virtual-playlist { 
    height: calc(100vh - 300px);
    min-height: calc(100vh - 300px);
    max-height: calc(100vh - 300px);
    margin-bottom: 0;
    margin-top: 0;
  }
  .virtual-scroll-container { 
    max-height: calc(100vh - 300px); 
  }
  .playlist-item { 
    grid-template-columns: 20px 1fr auto; 
    padding: 10px 16px; 
    gap: 10px; 
  }
  .playlist-item .name { 
    min-width: 0; 
    padding-right: 28px; 
  }
  .playlist-item .actions-inline { 
    gap: 10px; 
    margin-left: 6px; 
  }

  .modal { width: 96vw; padding: 12px; }
  .modal-body { max-height: 70vh; margin-right: -12px; padding-right: 12px; }
  .modal-actions .btn-ghost { padding: 9px 14px; font-size: 13px; }

  .form-row { grid-template-columns: 1fr; }
  .form-input { padding: 10px; }
  .section-title { font-size: 15px; }

  .modal-title { font-size: 16px; }
  .modal-body::-webkit-scrollbar { width: 8px; }
  .modal-actions { flex-direction: column; gap: 8px; }
  .modal-actions .btn-ghost, .modal-actions .btn-danger { width: 100%; }
  .form-group { gap: 5px; margin-bottom: 8px; }
  .form-label { font-size: 11px; }
  .form-input { font-size: 14px; }

  /* 移动端定位按钮居中 */
  .locate-fab {
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
  }

  /* 页脚样式 */
  footer { 
    position: fixed; 
    left: 0; 
    right: 0; 
    bottom: 0; 
    margin-top: 0; 
    text-align: center; 
    margin-bottom: 0; 
    padding-bottom: 0; 
    z-index: 50; 
    contain: layout style;
    will-change: transform;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  footer div { 
    margin-top: 0; 
    line-height: 0; 
  }
  /* 让虚拟播放列表容器直接贴到页脚，无间距 */
  .container { 
    padding-bottom: 0; 
    contain: layout style;
  }
  
  /* 移动端设置按钮触摸反馈修复 */
  .settings-icon {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0) !important;
    -webkit-tap-highlight-color: transparent !important;
    -webkit-touch-callout: none !important;
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
    user-select: none !important;
    touch-action: manipulation !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;
    background-clip: padding-box !important;
    -webkit-background-clip: padding-box !important;
  }
}

/* 音频缓存管理样式 */
.cache-status {
  margin-bottom: 16px;
}

.status-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.status-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.status-item .label {
  font-size: 12px;
  color: white;
}

.status-item .value {
  font-size: 12px;
  font-weight: 600;
  color: var(--fg);
}

.status-item .value.enabled {
  color: #10b981;
}

.status-item .value.disabled {
  color: #ef4444;
}

.status-item .value.loading {
  color: #f59e0b;
}

.status-item .value.idle {
  color: #6b7280;
}

.cache-usage {
  margin-top: 12px;
}

.usage-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 12px;
  color: white;
}

.usage-bar {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.usage-fill {
  height: 100%;
  background: linear-gradient(90deg, #10b981, #34d399);
  border-radius: 3px;
  transition: width 0.3s ease;
}

.cache-settings {
  margin-bottom: 16px;
}

.cache-settings h4 {
  margin: 0 0 12px 0;
  font-size: 14px;
  font-weight: 600;
  color: white;
}

.cache-actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.cache-actions button {
  flex: 1;
}

/* 去除复选框的悬停效果 */
input[type="checkbox"]:hover {
  cursor: pointer;
}

input[type="checkbox"]:hover:not(:disabled) {
  filter: none !important;
  transform: none !important;
  box-shadow: none !important;
  background: none !important;
}

/* 确保复选框标签没有悬停效果 */
.form-label:hover {
  background: none !important;
  color: white !important;
}

/* 去除复选框容器的悬停效果 */
.form-group:hover {
  background: none !important;
}

/* 进度弹窗样式 */
.progress-dialog {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(21, 21, 24, 0.35);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  width: min(90vw, 400px);
  max-height: 90vh;
  overflow: hidden;
  z-index: 1000;
  animation: slideUp 0.3s ease-out;
}

.progress-dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.progress-dialog-title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: white;
  display: flex;
  align-items: center;
  gap: 8px;
}

.progress-dialog-icon {
  display: inline-flex;
  align-items: center;
  margin-right: 8px;
}

.progress-dialog-title::before {
  content: '';
  width: 4px;
  height: 4px;
  background: #10b981;
  border-radius: 50%;
  animation: pulse 2s infinite;
}


.progress-dialog-body {
  padding: 16px 20px;
}

.progress-dialog-message {
  margin: 0 0 20px 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  line-height: 1.5;
}

.progress-dialog-progress {
  margin-bottom: 20px;
}

.progress-dialog-progress-track {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.progress-dialog-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #10b981, #34d399);
  border-radius: 4px;
  transition: width 0.3s ease;
  position: relative;
  overflow: hidden;
}

.progress-dialog-progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  animation: shimmer 2s infinite;
}

.progress-dialog-progress-text {
  text-align: center;
  margin-top: 8px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 500;
}

.progress-dialog-animation {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.progress-dots {
  display: flex;
  gap: 4px;
}

.dot {
  width: 6px;
  height: 6px;
  background: #10b981;
  border-radius: 50%;
  animation: bounce 1.4s infinite ease-in-out;
}

.dot:nth-child(1) { animation-delay: -0.32s; }
.dot:nth-child(2) { animation-delay: -0.16s; }
.dot:nth-child(3) { animation-delay: 0s; }

.progress-dialog-footer {
  padding: 12px 20px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: center;
}

.progress-dialog-cancel-btn {
  background: linear-gradient(180deg, #ef4444, #b91c1c);
  border: 1px solid #ef4444;
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  box-shadow: 0 6px 14px rgba(239,68,68,.35);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.progress-dialog-cancel-btn:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
}

.progress-dialog-cancel-btn:active {
  transform: translateY(1px);
}

.progress-dialog-success {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  padding: 12px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 8px;
  color: #10b981;
  font-weight: 500;
  animation: successFadeIn 0.5s ease-out;
}

.progress-dialog-success svg {
  animation: successCheck 0.6s ease-out;
}

/* 动画效果 */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { 
    opacity: 0;
    transform: translate(-50%, -50%) translateY(20px);
  }
  to { 
    opacity: 1;
    transform: translate(-50%, -50%) translateY(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes bounce {
  0%, 80%, 100% { 
    transform: scale(0);
    opacity: 0.5;
  }
  40% { 
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes successFadeIn {
  from { 
    opacity: 0;
    transform: translateY(10px);
  }
  to { 
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes successCheck {
  0% { 
    transform: scale(0);
    opacity: 0;
  }
  50% { 
    transform: scale(1.2);
    opacity: 1;
  }
  100% { 
    transform: scale(1);
    opacity: 1;
  }
}

/* 响应式设计 */
@media (max-width: 480px) {
  .progress-dialog {
    width: 95vw;
    margin: 20px;
  }
  
  .progress-dialog-header,
  .progress-dialog-body,
  .progress-dialog-footer {
    padding-left: 16px;
    padding-right: 16px;
  }
  
  .progress-dialog-title {
    font-size: 16px;
  }
}

/* 自定义复选框样式 - 勾选状态为绿色 */
input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  width: 16px;
  height: 16px;
  border: 2px solid #6b7280;
  border-radius: 3px;
  background: transparent;
  cursor: pointer;
  position: relative;
  margin-right: 8px;
  vertical-align: middle;
}

input[type="checkbox"]:checked {
  background: #10b981;
  border-color: #10b981;
}

/* 去除勾选状态下的悬停效果 */
input[type="checkbox"]:checked:hover {
  background: #10b981 !important;
  border-color: #10b981 !important;
  filter: none !important;
  transform: none !important;
  box-shadow: none !important;
}

input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute;
  top: -2px;
  left: 2px;
  color: white;
  font-size: 12px;
  font-weight: bold;
}

input[type="checkbox"]:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

input[type="checkbox"]:disabled:checked {
  background: #6b7280;
  border-color: #6b7280;
}