/* ===== 全站右下角小播放器 ===== */
#miniPlayerRoot {
  --mp-accent: #a78bfa;
  --mp-accent-2: #6366f1;
  --mp-bg: #1a1830;
  --mp-surface: rgb(255 255 255 / 0.08);
  --mp-text: #f1f0ff;
  --mp-muted: rgb(241 240 255 / 0.62);
  --mp-border: rgb(255 255 255 / 0.12);
  --mp-shadow: 0 12px 40px rgb(0 0 0 / 0.45);
  --mp-tab-w: 52px;
  --mp-panel-w: min(320px, calc(100vw - var(--mp-tab-w) - 20px));
  --mp-safe-bottom: env(safe-area-inset-bottom, 0px);
  --mp-safe-right: env(safe-area-inset-right, 0px);

  position: fixed;
  right: max(0px, var(--mp-safe-right));
  bottom: max(12px, var(--mp-safe-bottom));
  z-index: 20050;
  width: var(--mp-tab-w);
  height: auto;
  pointer-events: none;
  font-family: 'Noto Sans SC', system-ui, sans-serif;
}

#miniPlayerRoot * {
  box-sizing: border-box;
}

#miniPlayerRoot .mp-tab {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: var(--mp-tab-w);
  min-height: 72px;
  padding: 10px 6px;
  border: 1px solid var(--mp-border);
  border-right: none;
  border-radius: 14px 0 0 14px;
  background: linear-gradient(180deg, #252243 0%, var(--mp-bg) 100%);
  color: var(--mp-text);
  box-shadow: var(--mp-shadow);
  cursor: pointer;
  pointer-events: auto;
  transition: transform 0.15s, background 0.2s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
}

#miniPlayerRoot .mp-tab:hover {
  background: #2a274d;
}

#miniPlayerRoot .mp-tab:active {
  transform: scale(0.97);
}

#miniPlayerRoot.mp-is-playing .mp-tab {
  border-color: rgb(167 139 250 / 0.45);
}

#miniPlayerRoot.mp-is-playing .mp-tab-icon {
  animation: mp-pulse 1.6s ease-in-out infinite;
}

@keyframes mp-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.08); opacity: 0.85; }
}

#miniPlayerRoot .mp-tab-icon {
  font-size: 18px;
  line-height: 1;
}

#miniPlayerRoot .mp-tab-title {
  font-size: 10px;
  font-weight: 600;
  color: var(--mp-muted);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 1px;
}

#miniPlayerRoot .mp-panel {
  display: none;
  position: absolute;
  right: var(--mp-tab-w);
  bottom: 0;
  width: var(--mp-panel-w);
  max-height: min(72vh, 540px);
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  padding: 14px;
  border: 1px solid var(--mp-border);
  border-radius: 16px 0 0 16px;
  background: var(--mp-bg);
  color: var(--mp-text);
  box-shadow: var(--mp-shadow);
  pointer-events: auto;
}

#miniPlayerRoot.mp-expanded {
  width: calc(var(--mp-tab-w) + var(--mp-panel-w));
}

#miniPlayerRoot.mp-expanded .mp-panel {
  display: block;
}

#miniPlayerRoot .mp-panel-head {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 10px;
}

#miniPlayerRoot .mp-now {
  flex: 1;
  min-width: 0;
}

#miniPlayerRoot .mp-title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#miniPlayerRoot .mp-meta {
  margin: 4px 0 0;
  font-size: 11px;
  color: var(--mp-muted);
}

#miniPlayerRoot .mp-icon-btn {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 8px;
  background: var(--mp-surface);
  color: var(--mp-muted);
  font-size: 18px;
  cursor: pointer;
  flex-shrink: 0;
}

#miniPlayerRoot .mp-progress {
  height: 4px;
  border-radius: 999px;
  background: rgb(255 255 255 / 0.1);
  overflow: hidden;
  margin-bottom: 6px;
}

#miniPlayerRoot .mp-progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--mp-accent-2), var(--mp-accent));
  transition: width 0.15s linear;
}

#miniPlayerRoot .mp-time-row {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--mp-muted);
  font-variant-numeric: tabular-nums;
  margin-bottom: 10px;
}

#miniPlayerRoot .mp-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 10px;
}

#miniPlayerRoot .mp-ctrl {
  width: 42px;
  height: 42px;
  border: none;
  border-radius: 50%;
  background: var(--mp-surface);
  color: var(--mp-text);
  font-size: 16px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  touch-action: manipulation;
}

#miniPlayerRoot .mp-ctrl-main {
  width: 50px;
  height: 50px;
  font-size: 18px;
  background: linear-gradient(135deg, #6366f1, #a855f7);
  box-shadow: 0 6px 18px rgb(109 40 217 / 0.4);
}

#miniPlayerRoot .mp-ctrl:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

#miniPlayerRoot .mp-panel-actions {
  display: flex;
  gap: 8px;
}

#miniPlayerRoot .mp-link-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--mp-border);
  background: var(--mp-surface);
  color: var(--mp-text);
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font-family: inherit;
}

#miniPlayerRoot .mp-list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  max-height: min(36vh, 240px);
  overflow-y: auto;
}

#miniPlayerRoot .mp-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px;
  border-radius: 10px;
  cursor: pointer;
}

#miniPlayerRoot .mp-list-item.is-active {
  background: rgb(167 139 250 / 0.18);
}

#miniPlayerRoot .mp-list-title {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#miniPlayerRoot .mp-list-cat {
  font-size: 10px;
  color: var(--mp-muted);
}

#miniPlayerRoot .mp-list-empty {
  padding: 16px;
  text-align: center;
  font-size: 12px;
  color: var(--mp-muted);
}

html.is-mobile #miniPlayerRoot {
  --mp-tab-w: 48px;
  --mp-panel-w: min(280px, calc(100vw - var(--mp-tab-w) - 16px));
  top: 50%;
  bottom: auto;
  transform: translateY(-50%);
}

html.is-mobile #miniPlayerRoot .mp-panel {
  bottom: auto;
  top: 50%;
  transform: translateY(-50%);
  max-height: min(58vh, 460px);
}

html.is-mobile #miniPlayerRoot .mp-tab {
  min-height: 64px;
}

@media (max-width: 400px) {
  #miniPlayerRoot .mp-ctrl {
    width: 40px;
    height: 40px;
  }
  #miniPlayerRoot .mp-ctrl-main {
    width: 46px;
    height: 46px;
  }
}