.music-player {
  position: fixed;
  left: 22px;
  bottom: 22px;
  z-index: 90;
  width: min(344px, calc(100vw - 44px));
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 220ms ease;
}

.music-player.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.player-card {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.085);
  border-radius: 18px;
  background: rgba(14, 15, 13, 0.9);
  box-shadow:
    0 18px 45px rgba(0, 0, 0, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(22px) saturate(130%);
  -webkit-backdrop-filter: blur(22px) saturate(130%);
}

.player-cover {
  display: block;
  width: 54px;
  height: 54px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 7px 22px rgba(0, 0, 0, 0.32);
  transition: transform 220ms ease, filter 220ms ease;
}

.music-player.is-playing .player-cover {
  transform: scale(1.025);
  filter: saturate(1.06);
}

.player-main,
.player-copy {
  min-width: 0;
}

.player-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.player-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.player-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.player-title {
  overflow: hidden;
  color: #f4f5f0;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.player-artist {
  overflow: hidden;
  margin-top: 3px;
  color: #858c80;
  font-size: 11px;
  font-weight: 500;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.player-eq {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  width: 12px;
  height: 10px;
  opacity: 0;
  transition: opacity 160ms ease;
}

.player-eq i {
  width: 2px;
  height: 4px;
  border-radius: 2px;
  background: var(--accent);
  transform-origin: center bottom;
}

.music-player.is-playing .player-eq {
  opacity: 0.9;
}

.music-player.is-playing .player-eq i:nth-child(1) {
  animation: player-eq 700ms ease-in-out infinite alternate;
}

.music-player.is-playing .player-eq i:nth-child(2) {
  animation: player-eq 520ms 90ms ease-in-out infinite alternate;
}

.music-player.is-playing .player-eq i:nth-child(3) {
  animation: player-eq 620ms 160ms ease-in-out infinite alternate;
}

@keyframes player-eq {
  from { transform: scaleY(0.65); }
  to { transform: scaleY(2.15); }
}

.player-play {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #10110f;
  background: #f1f2ed;
  box-shadow: 0 5px 16px rgba(0, 0, 0, 0.26);
  cursor: pointer;
  transition: transform 130ms ease, background 130ms ease;
  -webkit-tap-highlight-color: transparent;
}

.player-play:hover {
  background: #ffffff;
  transform: translateY(-1px);
}

.player-play:active {
  transform: scale(0.96);
}

.player-play:focus-visible,
.player-progress:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.player-play span,
.player-play svg {
  display: block;
  width: 16px;
  height: 16px;
}

.player-play svg {
  fill: currentColor;
}

.player-progress-row {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) 28px;
  gap: 7px;
  align-items: center;
  margin-top: 8px;
}

.player-time {
  color: #62685f;
  font: 9px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  line-height: 1;
}

.player-duration {
  text-align: right;
}

.player-progress {
  --player-progress: 0%;
  width: 100%;
  height: 16px;
  margin: 0;
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  cursor: pointer;
}

.player-progress::-webkit-slider-runnable-track {
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(
    to right,
    var(--accent) 0 var(--player-progress),
    rgba(255, 255, 255, 0.13) var(--player-progress) 100%
  );
}

.player-progress::-moz-range-track {
  height: 3px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.13);
}

.player-progress::-moz-range-progress {
  height: 3px;
  border-radius: 999px;
  background: var(--accent);
}

.player-progress::-webkit-slider-thumb {
  width: 10px;
  height: 10px;
  margin-top: -3.5px;
  border: 0;
  border-radius: 50%;
  appearance: none;
  -webkit-appearance: none;
  background: #f4f5f0;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transform: scale(0.75);
  transition: opacity 120ms ease, transform 120ms ease;
}

.player-card:hover .player-progress::-webkit-slider-thumb,
.player-progress:focus-visible::-webkit-slider-thumb,
.player-progress:active::-webkit-slider-thumb {
  opacity: 1;
  transform: scale(1);
}

.player-progress::-moz-range-thumb {
  width: 9px;
  height: 9px;
  border: 0;
  border-radius: 50%;
  background: #f4f5f0;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.35);
}

@media (max-width: 760px) {
  .music-player {
    left: 10px;
    right: 10px;
    bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    width: auto;
  }

  .player-card {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 10px;
    padding: 9px;
    border-radius: 16px;
    background: rgba(13, 14, 12, 0.94);
  }

  .player-cover {
    width: 48px;
    height: 48px;
    border-radius: 10px;
  }

  .player-play {
    width: 40px;
    height: 40px;
  }

  .player-progress-row {
    grid-template-columns: 26px minmax(0, 1fr) 26px;
    gap: 6px;
    margin-top: 7px;
  }

  .player-progress {
    height: 22px;
  }

  .player-progress::-webkit-slider-thumb {
    width: 12px;
    height: 12px;
    margin-top: -4.5px;
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 390px) {
  .player-card {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .player-cover {
    width: 44px;
    height: 44px;
  }

  .player-play {
    width: 38px;
    height: 38px;
  }

  .player-title {
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .music-player,
  .player-cover,
  .player-play,
  .player-eq {
    transition: none;
  }

  .music-player.is-playing .player-eq i {
    animation: none !important;
  }
}