.music-player {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  font-family: var(--font-zh);
}
.music-toggle {
  width: 48px;
  height: 48px;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(93, 78, 55, 0.15);
  transition: all 0.3s;
}
.music-toggle:hover {
  background: var(--color-brown);
  border-color: var(--color-brown);
}
.music-toggle:hover .music-icon {
  stroke: var(--color-paper);
}
.music-toggle.playing {
  background: var(--color-seal);
  border-color: var(--color-seal);
}
.music-toggle.playing .music-icon {
  stroke: var(--color-paper);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}
.music-icon {
  width: 24px;
  height: 24px;
  stroke: var(--color-brown);
  transition: stroke 0.3s;
}
.music-panel {
  position: absolute;
  bottom: 60px;
  right: 0;
  width: 220px;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 16px;
  box-shadow: 0 8px 32px rgba(93, 78, 55, 0.2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s;
}
.music-panel.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.music-header {
  text-align: center;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 12px;
}
.music-header .zh {
  font-size: 16px;
  color: var(--color-brown);
  letter-spacing: 2px;
}
.music-header .en {
  font-size: 11px;
  color: var(--color-ink-lighter);
}
.music-section {
  margin-bottom: 8px;
}
.section-label {
  padding: 4px 8px;
  margin-bottom: 4px;
}
.section-label .zh {
  font-size: 11px;
  color: var(--color-ink-lighter);
  letter-spacing: 1px;
}
.music-list {
  margin-bottom: 8px;
}
.music-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
}
.music-item:hover {
  background: var(--color-paper-bg);
}
.music-item.active {
  background: rgba(93, 78, 55, 0.1);
}
.music-item.active .music-name .zh {
  color: var(--color-brown);
  font-weight: 500;
}
.music-name .zh {
  font-size: 14px;
  color: var(--color-ink);
}
.music-name .en {
  font-size: 10px;
  color: var(--color-ink-lighter);
}
.music-controls {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
}
.control-btn {
  width: 36px;
  height: 36px;
  background: var(--color-paper-bg);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
}
.control-btn:hover {
  background: var(--color-brown);
  border-color: var(--color-brown);
  color: var(--color-paper);
}
.play-btn {
  width: 44px;
  height: 44px;
  font-size: 16px;
}
.volume-control {
  display: flex;
  align-items: center;
  gap: 8px;
}
.volume-icon {
  font-size: 14px;
}
.volume-slider {
  flex: 1;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--color-border);
  border-radius: 2px;
  outline: none;
}
.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--color-brown);
  border-radius: 50%;
  cursor: pointer;
}
@media (max-width: 768px) {
  .music-player {
    bottom: 16px;
    right: 16px;
  }
  .music-toggle {
    width: 40px;
    height: 40px;
  }
  .music-panel {
    width: 200px;
  }
}