* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

#anMusic-page.music-visualizer {
  --music-visualizer-layer-scene: 0;
  --music-visualizer-layer-detail: 1;
  --music-visualizer-layer-loading: 2;
  --music-visualizer-layer-lyrics: 3;
  --music-visualizer-layer-chrome: 4;
  --music-visualizer-layer-controls: 5;

  --music-page-bg: #2d2d2d;
  --music-stage-black: #000;
  --music-stage-white: #fff;
  --music-stage-side: #000812;
  --music-stage-top: #000612;
  --music-stage-marker: #000c16;
  --music-stage-ice: #daf2ff;
  --music-stage-shadow-blue: #000f20;
  --music-control-ink: #050e1c;
  --music-control-ink-solid: #05070d;
  --music-control-shadow-blue: #00142a;
  --music-control-track: rgba(5, 14, 28, 0.18);
  --music-neon-cyan: #27e2ff;
  --music-neon-coral: #ff5c37;
  --music-neon-glow: rgba(39, 226, 255, 0.22);
  --music-timeline: rgba(39, 226, 255, 0.36);
  --music-timeline-soft: rgba(39, 226, 255, 0.24);
  --music-focus-ring: rgba(39, 226, 255, 0.72);
  --music-text-high: rgba(255, 255, 255, 0.9);
  --music-text-muted: rgba(255, 255, 255, 0.58);
  --music-text-faint: rgba(255, 255, 255, 0.34);
  --music-mask-vignette-soft: rgba(0, 0, 0, 0.28);
  --music-mask-vignette-strong: rgba(0, 0, 0, 0.78);
  --music-mask-side-strong: rgba(0, 8, 18, 0.78);
  --music-mask-side-soft: rgba(0, 8, 18, 0.64);
  --music-mask-top: rgba(0, 6, 18, 0.82);
  --music-mask-bottom: rgba(0, 0, 0, 0.55);

  position: fixed;
  inset: 0;
  z-index: 1;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  isolation: isolate;
  background: var(--music-page-bg);
  cursor: default;
}

#anMusic-page.music-visualizer::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: var(--music-visualizer-layer-detail);
  pointer-events: none;
  background:
    radial-gradient(circle at 54% 44%, transparent 0 32%, var(--music-mask-vignette-soft) 58%, var(--music-mask-vignette-strong) 100%),
    linear-gradient(90deg, var(--music-mask-side-strong) 0%, transparent 31%, transparent 64%, var(--music-mask-side-soft) 100%),
    linear-gradient(180deg, var(--music-mask-top) 0%, transparent 22%, transparent 72%, var(--music-mask-bottom) 100%);
}

#anMusic-page .mv-three-container {
  position: fixed;
  inset: 0;
  z-index: var(--music-visualizer-layer-scene);
}
#anMusic-page .mv-three-container canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.music-visualizer__scene-loading {
  position: fixed;
  inset: 0;
  z-index: var(--music-visualizer-layer-loading);
  display: grid;
  place-items: center;
  pointer-events: none;
  transition: opacity 0.5s ease;
}
.music-visualizer__scene-loading span {
  width: 2rem;
  height: 2rem;
  border: 2px solid rgba(39, 226, 255, 0.24);
  border-top-color: var(--music-neon-cyan);
  border-radius: 9999px;
  animation: music-scene-loading 0.7s linear infinite;
}
.music-visualizer__scene-loading.is-hidden {
  opacity: 0;
}
@keyframes music-scene-loading {
  to { transform: rotate(1turn); }
}

/* ========== 左侧歌词 ========== */
.music-visualizer__lyrics {
  position: fixed;
  left: clamp(28px, 4.8vw, 84px);
  top: 50%;
  transform: translateY(-50%);
  z-index: var(--music-visualizer-layer-lyrics);
  width: min(44vw, 760px);
  height: min(64vh, 620px);
  overflow: hidden;
  pointer-events: none;
  user-select: none;
  mask-image: linear-gradient(to bottom, transparent 0%, var(--music-stage-black) 14%, var(--music-stage-black) 86%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, var(--music-stage-black) 14%, var(--music-stage-black) 86%, transparent 100%);
  perspective: 1200px;
  perspective-origin: left center;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.music-visualizer__lyrics--show {
  opacity: 1;
}
.music-visualizer__lyrics-stage {
  --lyrics-timeline-x: 36px;
  --lyrics-stage-padding-left: 28px;
  --lyrics-marker-x: calc(var(--lyrics-timeline-x) - var(--lyrics-stage-padding-left));
  position: relative;
  width: 100%;
  height: 100%;
  transform: rotateY(18deg) rotateX(4deg) translateZ(-36px);
  transform-origin: left center;
  transform-style: preserve-3d;
  padding-inline: var(--lyrics-stage-padding-left) 16px;
}
.music-visualizer__lyrics-timeline {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--lyrics-timeline-x);
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--music-timeline) 15%, rgba(255, 255, 255, 0.12) 50%, var(--music-timeline-soft) 85%, transparent);
  box-shadow: 0 0 16px var(--music-neon-glow);
}
.music-visualizer__lyrics-inner {
  display: flex;
  flex-direction: column;
  position: relative;
  width: 100%;
  transition: transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.music-visualizer__lyric-line {
  position: relative;
  min-height: 58px;
  padding: 12px 0 12px calc(var(--lyrics-marker-x) + 29px);
  color: var(--music-text-faint);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.45;
  text-align: left;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.75);
  white-space: normal;
  opacity: 0.58;
  filter: blur(0.3px);
  transition: color 0.45s ease, opacity 0.45s ease, transform 0.55s ease, filter 0.55s ease, font-size 0.45s ease;
}
.music-visualizer__lyric-marker {
  position: absolute;
  top: 50%;
  left: var(--lyrics-marker-x);
  transform: translate(-50%, -50%);
  z-index: var(--music-visualizer-layer-detail);
  width: 5px;
  height: 5px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.22);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.14);
  transition: width 0.45s ease, height 0.45s ease, background-color 0.45s ease, box-shadow 0.45s ease;
}
.music-visualizer__lyric-text {
  display: block;
  min-width: 0;
  max-width: 100%;
  transition: transform 0.55s ease;
}
.music-visualizer__lyric-line--past {
  color: rgba(39, 226, 255, 0.25);
  opacity: 0.36;
  filter: blur(0.8px);
}
.music-visualizer__lyric-line--past .music-visualizer__lyric-marker {
  background: rgba(39, 226, 255, 0.52);
  box-shadow: 0 0 10px rgba(39, 226, 255, 0.28);
}
.music-visualizer__lyric-line--active {
  color: var(--music-stage-white);
  font-size: 30px;
  font-weight: 600;
  opacity: 1;
  filter: none;
  text-shadow: 0 0 18px rgba(39, 226, 255, 0.42), 0 2px 10px rgba(0, 0, 0, 0.86);
}
.music-visualizer__lyric-line--active .music-visualizer__lyric-text {
  transform: translate(8px) scale(1.04);
  transform-origin: left center;
}
.music-visualizer__lyric-line--active .music-visualizer__lyric-marker {
  width: 18px;
  height: 18px;
  border: 2px solid var(--music-neon-cyan);
  background: rgba(0, 12, 22, 0.76);
  box-shadow: 0 0 0 5px rgba(39, 226, 255, 0.08), 0 0 22px var(--music-focus-ring);
}
.music-visualizer__lyric-line--active .music-visualizer__lyric-marker::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: inherit;
  background: var(--music-neon-cyan);
}
.music-visualizer__lyrics-empty {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  min-height: 58px;
  padding-left: calc(var(--lyrics-marker-x) + 29px);
  color: var(--music-text-muted);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.75);
  transform: translateY(-50%);
}
.music-visualizer__lyrics-empty .music-visualizer__lyric-marker {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(39, 226, 255, 0.82);
  background: rgba(0, 12, 22, 0.64);
  box-shadow: 0 0 0 5px rgba(39, 226, 255, 0.06), 0 0 18px rgba(39, 226, 255, 0.46);
}

/* ========== 底部玻璃控制条 ========== */
.music-visualizer__controls {
  position: fixed;
  left: 50%;
  bottom: max(24px, env(safe-area-inset-bottom));
  z-index: var(--music-visualizer-layer-controls);
  display: grid;
  grid-template-columns: minmax(210px, 310px) minmax(220px, 380px) auto;
  align-items: center;
  gap: 14px;
  width: min(86vw, 940px);
  padding: 12px 16px;
  transform: translateX(-50%);
  border: none;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.54), rgba(218, 242, 255, 0.34) 48%, rgba(255, 255, 255, 0.46));
  backdrop-filter: blur(34px) saturate(1.72) brightness(1.12);
  -webkit-backdrop-filter: blur(34px) saturate(1.72) brightness(1.12);
  box-shadow: 0 28px 96px rgba(0, 20, 42, 0.24);
  color: rgba(5, 14, 28, 0.78);
}
.music-visualizer__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border: none;
  border-radius: 9999px;
  background: transparent;
  color: inherit;
  font-size: 1.05rem;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.music-visualizer__btn:hover {
  background: rgba(5, 14, 28, 0.08);
  color: var(--music-control-ink-solid);
  transform: translateY(-1px);
}
.music-visualizer__btn:disabled {
  cursor: default;
  opacity: 0.42;
  transform: none;
}
.music-visualizer__btn:disabled:hover {
  background: transparent;
  color: inherit;
  transform: none;
}
.music-visualizer__btn--playlist {
  position: relative;
  color: rgba(5, 14, 28, 0.72);
}
.music-visualizer__btn--playlist::before {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: inherit;
  background: rgba(5, 14, 28, 0.1);
  opacity: 0;
  transform: scale(0.72);
  transition: opacity 0.18s ease, transform 0.24s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.music-visualizer__btn--playlist i {
  position: relative;
  z-index: var(--music-visualizer-layer-detail);
  transition: transform 0.26s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.music-visualizer__btn--playlist:hover::before,
.music-visualizer__btn--playlist.music-visualizer__btn--active::before {
  opacity: 1;
  transform: scale(1);
}
.music-visualizer__btn--playlist.music-visualizer__btn--active,
.music-visualizer__btn--playlist:hover {
  color: var(--music-control-ink-solid);
}
.music-visualizer__btn--playlist.music-visualizer__btn--active i {
  transform: rotate(-12deg) scale(1.08);
}
.music-visualizer__btn--lyrics {
  color: rgba(5, 14, 28, 0.5);
  position: relative;
}
.music-visualizer__btn--lyrics:hover {
  color: var(--music-control-ink-solid);
}
.music-visualizer__btn--lyrics.music-visualizer__btn--active {
  color: var(--music-neon-cyan);
}
.music-visualizer__btn--lyrics.music-visualizer__btn--active::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--music-neon-cyan);
  box-shadow: 0 0 6px var(--music-neon-cyan);
}
.music-visualizer__btn:focus-visible,
.music-visualizer__playlist-item:focus-visible {
  outline: 2px solid var(--music-focus-ring);
  outline-offset: 3px;
}
.music-visualizer__btn--play {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--music-control-ink-solid);
  font-size: 1.15rem;
  box-shadow: 0 12px 30px rgba(0, 20, 42, 0.2);
}
.music-visualizer__btn--play:hover {
  background: var(--music-stage-white);
  color: var(--music-control-ink-solid);
}
.music-visualizer__track-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.music-visualizer__current-cover {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  overflow: hidden;
  border-radius: 6px;
  background: rgba(5, 14, 28, 0.08);
  color: rgba(5, 14, 28, 0.46);
  font-size: 1.1rem;
  box-shadow: 0 8px 24px rgba(0, 20, 42, 0.14);
}
.music-visualizer__current-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.music-visualizer__current-cover img:not([src]) {
  display: none;
}
.music-visualizer__track-info {
  min-width: 0;
}
.music-visualizer__track-name,
.music-visualizer__track-artist,
.music-visualizer__playlist-name,
.music-visualizer__playlist-artist {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.music-visualizer__track-name {
  font-size: 14px;
  font-weight: 700;
  color: rgba(5, 14, 28, 0.92);
}
.music-visualizer__track-artist {
  margin-top: 2px;
  font-size: 12px;
  color: rgba(5, 14, 28, 0.5);
}
.music-visualizer__progress-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.music-visualizer__time {
  width: 38px;
  flex: 0 0 auto;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: rgba(5, 14, 28, 0.48);
  text-align: center;
}
.music-visualizer__progress-bar,
.music-visualizer__volume-bar {
  position: relative;
  height: 5px;
  border-radius: 9999px;
  background: var(--music-control-track);
  cursor: pointer;
  overflow: hidden;
  touch-action: none;
}
.music-visualizer__progress-bar {
  flex: 1;
  min-width: 120px;
}
.music-visualizer__progress-fill,
.music-visualizer__volume-fill {
  position: absolute;
  inset: 0 auto 0 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--music-neon-cyan), rgba(255, 92, 55, 0.92));
  box-shadow: 0 0 14px rgba(39, 226, 255, 0.38);
}
.music-visualizer__controls-buttons,
.music-visualizer__volume-group {
  display: flex;
  align-items: center;
  gap: 4px;
}
.music-visualizer__volume-group {
  gap: 0;
}
.music-visualizer__volume-bar {
  width: 64px;
  overflow: visible;
}
.music-visualizer__volume-bar .music-visualizer__volume-fill {
  overflow: hidden;
}

/* ========== 右侧歌单面板 ========== */
.music-visualizer__playlist-panel {
  position: fixed;
  top: 50%;
  right: clamp(28px, 4.2vw, 76px);
  z-index: var(--music-visualizer-layer-chrome);
  display: flex;
  flex-direction: column;
  width: min(42vw, 720px);
  min-width: 520px;
  height: min(70vh, 720px);
  color: var(--music-stage-white);
  opacity: 0;
  pointer-events: none;
  transform: translate3d(22px, -50%, 0) scale(0.98);
  transform-origin: right center;
  transition: opacity 0.22s ease, transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
  mask-image: linear-gradient(to bottom, transparent 0%, var(--music-stage-black) 12%, var(--music-stage-black) 88%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, var(--music-stage-black) 12%, var(--music-stage-black) 88%, transparent 100%);
  perspective: 1200px;
  perspective-origin: right center;
}
.music-visualizer__playlist-panel--open {
  opacity: 1;
  transform: translate3d(0, -50%, 0) scale(1);
}
.music-visualizer__playlist-stage {
  --playlist-timeline-x: calc(100% - 38px);
  --playlist-cover-size: 50px;
  position: relative;
  width: 100%;
  height: 100%;
  padding: 18px 0 18px 18px;
  transform: rotateY(-18deg) rotateX(4deg) translateZ(-36px);
  transform-origin: right center;
  transform-style: preserve-3d;
}
.music-visualizer__playlist-timeline {
  position: absolute;
  top: 0;
  right: 38px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(39, 226, 255, 0.32) 15%, rgba(255, 255, 255, 0.12) 50%, var(--music-timeline-soft) 85%, transparent);
  box-shadow: 0 0 16px var(--music-neon-glow);
}
.music-visualizer__playlist-header {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 12px;
  padding: 0 60px 18px 0;
  text-align: right;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.76);
}
.music-visualizer__playlist-kicker {
  font-size: 12px;
  letter-spacing: 0.24em;
  color: rgba(39, 226, 255, 0.46);
}
.music-visualizer__playlist-title {
  margin-top: 5px;
  font-size: 19px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.88);
}
.music-visualizer__playlist-count {
  min-width: 34px;
  padding: 5px 9px;
  border-radius: 9999px;
  background: rgba(39, 226, 255, 0.12);
  color: rgba(255, 255, 255, 0.86);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  text-align: center;
  box-shadow: 0 0 14px rgba(39, 226, 255, 0.14);
}
.music-visualizer__playlist-list {
  display: flex;
  flex-direction: column;
  height: calc(100% - 62px);
  padding: 6px 0 32px;
  overflow-y: auto;
  pointer-events: none;
  scrollbar-width: none;
  scroll-behavior: smooth;
}
.music-visualizer__playlist-list::-webkit-scrollbar {
  display: none;
}
.music-visualizer__playlist-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 26px var(--playlist-cover-size);
  align-items: center;
  gap: 16px;
  width: 100%;
  min-height: 72px;
  padding: 7px 17px 7px 0;
  border: none;
  border-radius: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.36);
  text-align: right;
  cursor: pointer;
  opacity: 0.58;
  filter: blur(0.25px);
  pointer-events: auto;
  transform-origin: right center;
  transition: color 0.35s ease, opacity 0.35s ease, filter 0.45s ease, transform 0.5s ease;
}
.music-visualizer__playlist-item:hover {
  color: rgba(255, 255, 255, 0.92);
  opacity: 0.9;
  filter: none;
  transform: translateX(-2px);
}
.music-visualizer__playlist-item--active {
  color: var(--music-stage-white);
  opacity: 1;
  filter: none;
  transform: translateX(-4px) scale(1.06);
  text-shadow: 0 0 16px rgba(39, 226, 255, 0.3), 0 2px 10px rgba(0, 0, 0, 0.82);
}
.music-visualizer__playlist-cover {
  position: relative;
  grid-column: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--playlist-cover-size);
  height: var(--playlist-cover-size);
  overflow: hidden;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.82);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.26);
  transition: transform 0.45s ease, box-shadow 0.45s ease;
}
.music-visualizer__playlist-cover::after {
  content: "";
  position: absolute;
  inset: -5px;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: border-color 0.45s ease, box-shadow 0.45s ease;
}
.music-visualizer__playlist-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.music-visualizer__playlist-meta {
  grid-column: 1;
  grid-row: 1;
  min-width: 0;
}
.music-visualizer__playlist-name {
  font-size: 16px;
  font-weight: 700;
  color: currentColor;
}
.music-visualizer__playlist-artist {
  margin-top: 5px;
  font-size: 13px;
  color: var(--music-text-faint);
  transition: color 0.35s ease;
}
.music-visualizer__playlist-item--active .music-visualizer__playlist-cover {
  transform: scale(1.18);
  box-shadow: 0 0 0 5px rgba(39, 226, 255, 0.08), 0 0 28px rgba(39, 226, 255, 0.48), 0 12px 32px rgba(0, 0, 0, 0.34);
}
.music-visualizer__playlist-item--active .music-visualizer__playlist-cover::after {
  border-color: var(--music-focus-ring);
  box-shadow: 0 0 18px var(--music-timeline);
}
.music-visualizer__playlist-item--active .music-visualizer__playlist-name {
  font-size: 19px;
}
.music-visualizer__playlist-item--active .music-visualizer__playlist-artist {
  color: var(--music-text-muted);
}
.music-visualizer__playlist-eq {
  grid-column: 2;
  grid-row: 1;
  display: none;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
  height: 18px;
  color: var(--music-neon-cyan);
}
.music-visualizer__playlist-item--active .music-visualizer__playlist-eq {
  display: flex;
}
.music-visualizer__playlist-eq span {
  width: 3px;
  height: 8px;
  border-radius: 9999px;
  background: currentColor;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.42);
  animation: music-visualizer-eq 0.9s ease-in-out infinite;
}
.music-visualizer__playlist-eq span:nth-child(2) {
  height: 14px;
  animation-delay: 0.16s;
}
.music-visualizer__playlist-eq span:nth-child(3) {
  height: 10px;
  animation-delay: 0.32s;
}
.music-visualizer__playlist-item.is-paused .music-visualizer__playlist-eq span {
  animation-play-state: paused;
  transform: scaleY(0.45);
}
@keyframes music-visualizer-eq {
  0%, 100% { transform: scaleY(0.45); opacity: 0.55; }
  50% { transform: scaleY(1); opacity: 1; }
}

/* ========== 移动端 ========== */
@media (max-width: 768px) {
  .music-visualizer__lyrics {
    left: 20px;
    width: calc(100vw - 40px);
    height: 46vh;
  }
  .music-visualizer__lyric-line {
    font-size: 16px;
    min-height: 52px;
  }
  .music-visualizer__lyric-line--active {
    font-size: 24px;
  }
  .music-visualizer__lyrics--show {
    opacity: 1;
  }
  .music-visualizer__playlist-panel {
    top: auto;
    right: 0;
    bottom: 0;
    width: 100vw;
    min-width: 0;
    height: 72vh;
    transform: translate3d(0, 24px, 0) scale(0.98);
    border-radius: 16px 16px 0 0;
  }
  .music-visualizer__playlist-panel--open {
    transform: translate3d(0, 0, 0) scale(1);
  }
  .music-visualizer__controls {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "summary buttons"
      "progress progress";
    gap: 10px 12px;
    width: calc(100vw - 20px);
    padding: 10px 14px;
    bottom: max(10px, env(safe-area-inset-bottom));
  }
  .music-visualizer__track-summary {
    grid-area: summary;
  }
  .music-visualizer__controls-buttons {
    grid-area: buttons;
    justify-content: flex-end;
  }
  .music-visualizer__progress-wrapper {
    grid-area: progress;
  }
  .music-visualizer__volume-group {
    display: none;
  }
}

@media (min-width: 769px) and (max-width: 1180px) {
  .music-visualizer__lyrics {
    width: min(48vw, 540px);
  }
  .music-visualizer__playlist-panel {
    right: 28px;
    width: min(38vw, 460px);
    min-width: 380px;
  }
  .music-visualizer__controls {
    width: min(92vw, 860px);
    grid-template-columns: minmax(190px, 260px) minmax(180px, 1fr) auto;
  }
}

/* ========== 顶部导航栏 ========== */
.music-visualizer__navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  pointer-events: none;
}
.music-visualizer__navbar > * {
  pointer-events: auto;
}
.music-visualizer__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  letter-spacing: 0.5px;
}
.music-visualizer__logo i {
  font-size: 22px;
  color: var(--music-neon-cyan);
  filter: drop-shadow(0 0 6px rgba(39, 226, 255, 0.5));
}
.music-visualizer__nav-right {
  display: flex;
  gap: 8px;
}
.music-visualizer__nav-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: none;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: rgba(255, 255, 255, 0.75);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.music-visualizer__nav-btn:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}
.music-visualizer__nav-btn i {
  font-size: 13px;
}

/* ========== 关于弹窗 ========== */
.music-visualizer__modal-content--about {
  width: min(440px, 90vw);
  border-radius: 16px;
  background: rgba(18, 22, 36, 0.75);
  backdrop-filter: blur(40px) saturate(1.5);
  -webkit-backdrop-filter: blur(40px) saturate(1.5);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}
.music-visualizer__about-header {
  text-align: center;
  padding: 32px 24px 20px;
}
.music-visualizer__about-logo {
  width: 60px;
  height: 60px;
  margin: 0 auto 12px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(39, 226, 255, 0.2), rgba(136, 68, 255, 0.2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--music-neon-cyan);
  border: 1px solid rgba(39, 226, 255, 0.2);
}
.music-visualizer__about-title {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 4px;
}
.music-visualizer__about-version {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.35);
}
.music-visualizer__about-body {
  padding: 0 24px;
}
.music-visualizer__about-section {
  margin-bottom: 16px;
}
.music-visualizer__about-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--music-neon-cyan);
  margin-bottom: 6px;
}
.music-visualizer__about-text {
  font-size: 13px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.65);
}
.music-visualizer__about-text ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.music-visualizer__about-text ul li {
  padding: 3px 0;
  padding-left: 14px;
  position: relative;
}
.music-visualizer__about-text ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(39, 226, 255, 0.5);
}
.music-visualizer__about-footer {
  padding: 16px 24px 24px;
  text-align: center;
}
.music-visualizer__about-close-btn {
  padding: 8px 32px;
  border: none;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}
.music-visualizer__about-close-btn:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

/* ========== 顶部搜索栏 ========== */
.music-visualizer__topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--music-visualizer-layer-chrome);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 28px;
  pointer-events: none;
}
.music-visualizer__topbar > * {
  pointer-events: auto;
}
.music-visualizer__search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--music-text-high);
  width: min(420px, 80vw);
  transition: background 0.25s ease, border-color 0.25s ease, width 0.3s ease;
}
.music-visualizer__search:focus-within {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(39, 226, 255, 0.36);
}
.music-visualizer__search i {
  font-size: 13px;
  color: var(--music-text-muted);
  flex-shrink: 0;
}
.music-visualizer__search input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--music-stage-white);
  font-size: 13px;
  min-width: 0;
}
.music-visualizer__search input::placeholder {
  color: var(--music-text-faint);
}
.music-visualizer__search-btn {
  flex-shrink: 0;
  padding: 4px 14px;
  border: none;
  border-radius: 9999px;
  background: rgba(39, 226, 255, 0.2);
  color: var(--music-neon-cyan);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}
.music-visualizer__search-btn:hover {
  background: rgba(39, 226, 255, 0.35);
  color: var(--music-stage-white);
}
.music-visualizer__topbar-actions {
  display: flex;
  gap: 6px;
}
.music-visualizer__btn--switch {
  width: 36px;
  height: 36px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--music-text-high);
  font-size: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.music-visualizer__btn--switch:hover {
  background: rgba(39, 226, 255, 0.2);
  color: var(--music-neon-cyan);
}

/* ========== 搜索下拉 ========== */
.music-visualizer__search-wrap {
  position: relative;
  width: min(420px, 80vw);
}
.music-visualizer__search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  max-height: 50vh;
  overflow: hidden;
  border-radius: 12px;
  background: rgba(12, 16, 28, 0.92);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 100;
}
.music-visualizer__search-dropdown[aria-hidden="false"] {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.music-visualizer__search-list {
  max-height: 50vh;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}
.music-visualizer__search-list::-webkit-scrollbar {
  width: 4px;
}
.music-visualizer__search-list::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 2px;
}
.music-visualizer__search-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  cursor: pointer;
  transition: background 0.15s ease;
}
.music-visualizer__search-item:hover {
  background: rgba(255, 255, 255, 0.06);
}
.music-visualizer__search-item-cover {
  width: 36px;
  height: 36px;
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.06);
}
.music-visualizer__search-item-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.music-visualizer__search-item-info {
  flex: 1;
  min-width: 0;
}
.music-visualizer__search-item-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--music-text-high);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.music-visualizer__search-item-artist {
  font-size: 11px;
  color: var(--music-text-faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 1px;
}
.music-visualizer__search-empty {
  padding: 20px 14px;
  text-align: center;
  color: var(--music-text-faint);
  font-size: 13px;
}

/* ========== 通用弹窗 ========== */
.music-visualizer__modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.music-visualizer__modal[aria-hidden="false"] {
  opacity: 1;
  pointer-events: auto;
}
.music-visualizer__modal-content {
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(20, 25, 40, 0.95), rgba(10, 15, 30, 0.98));
  border: 1px solid rgba(39, 226, 255, 0.12);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.6), 0 0 40px rgba(39, 226, 255, 0.06);
  color: var(--music-stage-white);
  transform: scale(0.92) translateY(20px);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.music-visualizer__modal[aria-hidden="false"] .music-visualizer__modal-content {
  transform: scale(1) translateY(0);
}
.music-visualizer__modal-title {
  font-size: 22px;
  font-weight: 700;
  margin-top: 6px;
}

/* ========== 发现音乐弹窗 ========== */
.music-visualizer__modal--discover {
  align-items: center;
  justify-content: center;
}
.music-visualizer__modal-content--discover {
  width: min(95vw, 1100px);
  height: min(520px, 78vh);
  max-height: 78vh;
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border-radius: 16px;
  background: rgba(26, 26, 26, 0.65);
  backdrop-filter: blur(40px) saturate(1.5) brightness(1.1);
  -webkit-backdrop-filter: blur(40px) saturate(1.5) brightness(1.1);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}
.music-visualizer__discover-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 18px 20px 6px;
  flex-shrink: 0;
}
.music-visualizer__discover-header .music-visualizer__btn {
  color: #999;
  width: 32px;
  height: 32px;
}
.music-visualizer__discover-header .music-visualizer__btn:hover {
  color: #fff;
}
.music-visualizer__discover-search {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 20px 12px;
  padding: 8px 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  flex-shrink: 0;
}
.music-visualizer__discover-search:focus-within {
  border-color: rgba(39, 226, 255, 0.5);
}
.music-visualizer__discover-search i {
  color: #999;
  font-size: 12px;
  flex-shrink: 0;
}
.music-visualizer__discover-search input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: #fff;
  font-size: 13px;
}
.music-visualizer__discover-search input::placeholder {
  color: #666;
}
.music-visualizer__discover-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 16px;
  padding: 8px 20px 20px;
  overflow-y: auto;
  flex: 1;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.08) transparent;
}
.music-visualizer__discover-grid::-webkit-scrollbar {
  width: 4px;
}
.music-visualizer__discover-grid::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
}
.music-visualizer__discover-card {
  cursor: pointer;
  padding: 0;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
  transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}
.music-visualizer__discover-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(39, 226, 255, 0.25);
  transform: translateY(-2px);
}
.music-visualizer__discover-card-cover {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  background: #333;
}
.music-visualizer__discover-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.music-visualizer__discover-card:hover .music-visualizer__discover-card-cover img {
  transform: scale(1.05);
}
.music-visualizer__discover-card-cover .music-visualizer__discover-card-play {
  position: absolute;
  bottom: 8px;
  right: 8px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #1db954;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
  font-size: 14px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}
.music-visualizer__discover-card:hover .music-visualizer__discover-card-play {
  opacity: 1;
  transform: translateY(0);
}
.music-visualizer__discover-card-info {
  padding: 10px 10px 12px;
}
.music-visualizer__discover-card-name {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 3px;
}
.music-visualizer__discover-card-count {
  font-size: 12px;
  color: #999;
}
.music-visualizer__discover-loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px 0;
  color: #999;
  font-size: 13px;
}

/* ========== 移动端搜索 ========== */
@media (max-width: 768px) {
  .music-visualizer__topbar {
    padding: 12px 16px;
  }
  .music-visualizer__search-wrap {
    width: 100%;
  }
  .music-visualizer__search-dropdown {
    max-height: 45vh;
  }
  .music-visualizer__search-list {
    max-height: 45vh;
  }
}