/* Site music player — self-contained, does not alter existing layout */

.site-music {
  --sm-purple: #8b5cf6;
  --sm-purple-deep: #7c3aed;
  --sm-purple-soft: #ede9fe;
  --sm-purple-track: #ddd6fe;
  --sm-text: #6d28d9;
  --sm-muted: #a1a1aa;
  --sm-shadow: 0 8px 32px -8px rgb(124 58 237 / 0.22), 0 2px 8px rgb(0 0 0 / 0.06);
  position: fixed;
  right: 1rem;
  bottom: calc(4.75rem + env(safe-area-inset-bottom, 0px));
  z-index: 45;
  font-family: inherit;
  pointer-events: none;
}

@media (min-width: 1024px) {
  .site-music {
    bottom: 1.5rem;
    right: 1.5rem;
  }
}

.site-music * {
  box-sizing: border-box;
}

.site-music__fab,
.site-music__panel {
  pointer-events: auto;
}

.site-music__fab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 9999px;
  border: 1.5px solid var(--sm-purple);
  background: #fff;
  color: var(--sm-purple-deep);
  box-shadow: var(--sm-shadow);
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.site-music__fab:hover {
  background: var(--sm-purple-soft);
  transform: scale(1.05);
}

.site-music__fab:active {
  transform: scale(0.96);
}

.site-music__fab svg {
  width: 1.25rem;
  height: 1.25rem;
}

.site-music__fab.is-playing {
  background: var(--sm-purple-soft);
  animation: site-music-pulse 2s ease-in-out infinite;
}

.site-music.is-open .site-music__fab {
  display: none;
}

@keyframes site-music-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgb(139 92 246 / 0.35), var(--sm-shadow);
  }
  50% {
    box-shadow: 0 0 0 8px rgb(139 92 246 / 0), var(--sm-shadow);
  }
}

.site-music__panel {
  display: none;
  width: min(22rem, calc(100vw - 2rem));
  padding: 1rem 1.1rem 0.95rem;
  border-radius: 1.5rem;
  background: #fff;
  box-shadow: var(--sm-shadow);
  border: 1px solid rgb(243 244 246);
}

.site-music.is-open .site-music__panel {
  display: block;
  animation: site-music-in 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes site-music-in {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.site-music__head {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.site-music__cover {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 0.75rem;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--sm-purple-soft);
}

.site-music__meta {
  flex: 1;
  min-width: 0;
  padding-top: 0.1rem;
}

.site-music__title-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.site-music__title {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--sm-text);
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-music__eq {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 0.85rem;
  flex-shrink: 0;
  opacity: 0.35;
}

.site-music__eq span {
  display: block;
  width: 2.5px;
  border-radius: 1px;
  background: var(--sm-purple-deep);
  transform-origin: bottom;
}

.site-music__eq span:nth-child(1) {
  height: 40%;
}
.site-music__eq span:nth-child(2) {
  height: 100%;
}
.site-music__eq span:nth-child(3) {
  height: 65%;
}

.site-music.is-playing .site-music__eq {
  opacity: 1;
}

.site-music.is-playing .site-music__eq span {
  animation: site-music-eq 0.85s ease-in-out infinite;
}

.site-music.is-playing .site-music__eq span:nth-child(2) {
  animation-delay: 0.15s;
}

.site-music.is-playing .site-music__eq span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes site-music-eq {
  0%,
  100% {
    transform: scaleY(0.45);
  }
  50% {
    transform: scaleY(1);
  }
}

.site-music__artist {
  margin: 0.15rem 0 0;
  font-size: 0.75rem;
  color: var(--sm-muted);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-music__collapse {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 9999px;
  border: 1px solid rgb(243 244 246);
  background: #fff;
  color: var(--sm-purple-deep);
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.06);
  transition: background 0.15s ease;
}

.site-music__collapse:hover {
  background: var(--sm-purple-soft);
}

.site-music__collapse svg {
  width: 0.85rem;
  height: 0.85rem;
}

.site-music__progress-wrap {
  margin-top: 0.9rem;
}

.site-music__range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 9999px;
  background: linear-gradient(
    to right,
    var(--sm-purple-deep) 0%,
    var(--sm-purple-deep) var(--sm-progress, 0%),
    var(--sm-purple-track) var(--sm-progress, 0%),
    var(--sm-purple-track) 100%
  );
  outline: none;
  cursor: pointer;
}

.site-music__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 9999px;
  background: var(--sm-purple-deep);
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px var(--sm-purple-deep);
  cursor: pointer;
}

.site-music__range::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 9999px;
  background: var(--sm-purple-deep);
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px var(--sm-purple-deep);
  cursor: pointer;
}

.site-music__times {
  display: flex;
  justify-content: space-between;
  margin-top: 0.35rem;
  font-size: 0.6875rem;
  color: var(--sm-muted);
  font-variant-numeric: tabular-nums;
}

.site-music__controls {
  display: grid;
  grid-template-columns: 2.5rem 1fr 2.5rem;
  align-items: center;
  margin-top: 0.75rem;
  gap: 0.25rem;
}

.site-music__index {
  font-size: 0.75rem;
  color: var(--sm-muted);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.site-music__transport {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
}

.site-music__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  border: 1px solid rgb(243 244 246);
  background: #fff;
  color: var(--sm-purple-deep);
  cursor: pointer;
  box-shadow: 0 1px 4px rgb(0 0 0 / 0.06);
  transition: transform 0.15s ease, background 0.15s ease;
  -webkit-tap-highlight-color: transparent;
}

.site-music__btn:hover {
  background: var(--sm-purple-soft);
}

.site-music__btn:active {
  transform: scale(0.94);
}

.site-music__btn svg {
  width: 1rem;
  height: 1rem;
}

.site-music__btn--play {
  width: 2.75rem;
  height: 2.75rem;
  background: var(--sm-purple-deep);
  color: #fff;
  border: none;
  box-shadow: 0 4px 14px rgb(124 58 237 / 0.35);
  position: relative;
}

.site-music__btn--play:hover {
  background: var(--sm-purple);
  color: #fff;
}

.site-music__btn--play svg {
  width: 1.15rem;
  height: 1.15rem;
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
}

.site-music__icon-pause,
.site-music__icon-mute {
  display: none !important;
}

.site-music.is-playing .site-music__icon-play {
  display: none !important;
}

.site-music.is-playing .site-music__icon-pause {
  display: block !important;
}

.site-music.is-muted .site-music__icon-vol {
  display: none !important;
}

.site-music.is-muted .site-music__icon-mute {
  display: block !important;
}

.site-music__vol-wrap {
  position: relative;
  justify-self: end;
}

.site-music__vol {
  position: relative;
}

.site-music__vol svg {
  width: 1rem;
  height: 1rem;
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
}

.site-music__vol.is-muted,
.site-music.is-muted .site-music__vol {
  opacity: 0.7;
}

.site-music__vol-pop {
  position: absolute;
  right: 0;
  bottom: calc(100% + 0.65rem);
  z-index: 2;
  width: 11.5rem;
  padding: 0.75rem 0.85rem 0.9rem;
  border-radius: 1rem;
  background: #fff;
  border: 1px solid rgb(243 244 246);
  box-shadow: 0 10px 28px -8px rgb(124 58 237 / 0.28), 0 2px 8px rgb(0 0 0 / 0.06);
  animation: site-music-in 0.2s ease;
}

.site-music__vol-pop[hidden] {
  display: none !important;
}

.site-music__vol-pop-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--sm-text);
}

.site-music__vol-pop-head [data-sm-vol-pct] {
  color: var(--sm-muted);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.site-music__vol-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 9999px;
  background: linear-gradient(
    to right,
    var(--sm-purple-deep) 0%,
    var(--sm-purple-deep) var(--sm-vol, 55%),
    var(--sm-purple-track) var(--sm-vol, 55%),
    var(--sm-purple-track) 100%
  );
  outline: none;
  cursor: pointer;
}

.site-music__vol-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 9999px;
  background: #fff;
  border: 3px solid var(--sm-purple-deep);
  box-shadow: 0 0 0 1px var(--sm-purple-deep);
  cursor: pointer;
}

.site-music__vol-range::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 9999px;
  background: #fff;
  border: 3px solid var(--sm-purple-deep);
  box-shadow: 0 0 0 1px var(--sm-purple-deep);
  cursor: pointer;
}

@media (prefers-reduced-motion: reduce) {
  .site-music__fab.is-playing,
  .site-music.is-playing .site-music__eq span,
  .site-music.is-open .site-music__panel,
  .site-music__vol-pop {
    animation: none;
  }
}