.floating-music-player {
  --player-accent: #ff6b6b;
  --player-bg: rgba(250, 250, 252, 0.86);
  --player-panel: rgba(255, 255, 255, 0.68);
  --player-glass: rgba(250, 250, 252, 0.56);
  --player-text: #20242b;
  --player-muted: #6f7783;
  --player-border: rgba(35, 41, 49, 0.12);
  position: fixed;
  right: 68px;
  bottom: 24px;
  z-index: 1000;
  width: min(340px, calc(100vw - 92px));
  color: var(--player-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  letter-spacing: 0;
  transition: width 0.24s ease, transform 0.24s ease;
}

[data-theme="dark"] .floating-music-player {
  --player-bg: rgba(25, 27, 32, 0.88);
  --player-panel: rgba(255, 255, 255, 0.06);
  --player-glass: rgba(8, 15, 28, 0.4);
  --player-text: #f4f5f7;
  --player-muted: #adb4bf;
  --player-border: rgba(255, 255, 255, 0.12);
}

.floating-music-player * {
  box-sizing: border-box;
}

.floating-music-player button,
.floating-music-player input {
  font: inherit;
}

.floating-music-player button,
.floating-music-player a {
  -webkit-tap-highlight-color: transparent;
}

.floating-music-player__panel {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid var(--player-border);
  border-radius: 8px;
  background: var(--player-bg);
  box-shadow: 0 16px 46px rgba(15, 20, 28, 0.2);
  backdrop-filter: blur(18px) saturate(135%);
  -webkit-backdrop-filter: blur(18px) saturate(135%);
  cursor: grab;
  touch-action: none;
}

.floating-music-player__panel::before,
.floating-music-player__panel::after {
  position: absolute;
  inset: 0;
  z-index: -2;
  content: "";
  pointer-events: none;
}

.floating-music-player__panel::before {
  inset: -22px;
  background: var(--player-cover) center / cover no-repeat;
  filter: blur(9px) saturate(128%);
  transform: scale(1.08);
}

.floating-music-player__panel::after {
  z-index: -1;
  background: var(--player-glass);
}

.floating-music-player__top {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  min-height: 80px;
  padding: 12px;
}

.floating-music-player__cover {
  display: block;
  width: 56px;
  height: 56px;
  border-radius: 6px;
  object-fit: cover;
  box-shadow: 0 5px 16px rgba(16, 20, 27, 0.2);
}

.floating-music-player.is-playing .floating-music-player__cover {
  animation: floating-player-pulse 2.2s ease-in-out infinite;
}

@keyframes floating-player-pulse {
  50% {
    transform: scale(0.96);
  }
}

.floating-music-player__meta {
  min-width: 0;
}

.floating-music-player__title,
.floating-music-player__artist,
.floating-music-player__status {
  overflow: hidden;
  margin: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.floating-music-player__title {
  color: var(--player-text);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
}

.floating-music-player__artist {
  margin-top: 2px;
  color: var(--player-muted);
  font-size: 12px;
}

.floating-music-player__status {
  min-height: 18px;
  margin-top: 4px;
  color: var(--player-accent);
  font-size: 11px;
}

.floating-music-player__icon-button {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--player-text);
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.floating-music-player__icon-button:hover,
.floating-music-player__icon-button:focus-visible {
  background: var(--player-panel);
  color: var(--player-accent);
  outline: none;
}

.floating-music-player__icon-button:active {
  transform: scale(0.92);
}

.floating-music-player__icon-button:disabled {
  cursor: not-allowed;
  opacity: 0.35;
}

.floating-music-player.is-dragging,
.floating-music-player.is-dragging * {
  cursor: grabbing !important;
  user-select: none;
}

.floating-music-player.is-dragging {
  transition: none;
}

.floating-music-player__body {
  border-top: 1px solid var(--player-border);
  padding: 12px;
}

.floating-music-player__timeline {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) 36px;
  align-items: center;
  gap: 8px;
}

.floating-music-player__time {
  color: var(--player-muted);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.floating-music-player__range {
  width: 100%;
  height: 4px;
  margin: 0;
  border-radius: 4px;
  background: linear-gradient(to right, var(--player-accent) var(--range-progress, 0%), var(--player-border) var(--range-progress, 0%));
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}

.floating-music-player__range::-webkit-slider-thumb {
  width: 12px;
  height: 12px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--player-accent);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.24);
  appearance: none;
  -webkit-appearance: none;
}

.floating-music-player__range::-moz-range-thumb {
  width: 10px;
  height: 10px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--player-accent);
}

.floating-music-player__controls {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
}

.floating-music-player__controls > :first-child {
  justify-self: start;
}

.floating-music-player__controls > :last-child {
  justify-self: end;
}

.floating-music-player__play {
  width: 42px;
  height: 42px;
  background: var(--player-text);
  color: var(--player-bg);
}

.floating-music-player__play:hover,
.floating-music-player__play:focus-visible {
  background: var(--player-accent);
  color: #fff;
}

.floating-music-player__volume-wrap {
  display: flex;
  align-items: center;
  width: 86px;
}

.floating-music-player__volume {
  width: 52px;
}

.floating-music-player__mini {
  display: none;
  grid-template-columns: 44px minmax(0, 1fr) 34px 34px;
  align-items: center;
  gap: 8px;
  min-height: 58px;
  padding: 7px;
}

.floating-music-player__mini-cover {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  object-fit: cover;
  -webkit-user-drag: none;
}

.floating-music-player__mini-title {
  overflow: hidden;
  color: var(--player-text);
  font-size: 13px;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.floating-music-player__panel button,
.floating-music-player__panel a,
.floating-music-player__panel input {
  cursor: pointer;
  touch-action: auto;
}

.floating-music-player__panel input[type="range"] {
  cursor: ew-resize;
}

.floating-music-player.is-collapsed {
  width: min(232px, calc(100vw - 92px));
}

.floating-music-player.is-collapsed .floating-music-player__top,
.floating-music-player.is-collapsed .floating-music-player__body {
  display: none;
}

.floating-music-player.is-collapsed .floating-music-player__mini {
  display: grid;
}

@media (max-width: 768px) {
  .floating-music-player {
    right: 12px;
    bottom: 70px;
    width: min(340px, calc(100vw - 24px));
  }

  .floating-music-player.is-collapsed {
    width: min(220px, calc(100vw - 24px));
  }
}

@media (prefers-reduced-motion: reduce) {
  .floating-music-player,
  .floating-music-player__icon-button {
    transition: none;
  }

  .floating-music-player.is-playing .floating-music-player__cover {
    animation: none;
  }
}