/* =============================================================================
 *  Custom Floating Music Player — styles (no APlayer)
 * =============================================================================
 *  结构概览：
 *    #music-player          悬浮根节点（fixed，用 transform 位移）
 *    .mp-main / .mp-cover   封面球
 *    .mp-body               控制栏（标题、进度、按钮）
 *    .mp-list               普通模式歌单（absolute，可上/下展开）
 *    .mp-dock-btns          吸附模式功能圆球
 *    .mp-dock-list          吸附模式独立歌单浮层（fixed，挂在 body，勿放进 #music-player）
 *
 *  关键状态 class：
 *    is-open / is-list-open / is-list-closing / list-up
 *    is-dragging / no-hover-expand / is-snapping
 *    is-docked / dock-left / dock-right / dock-list-open
 *    expand-left            控制栏向左展开并翻转布局
 * =============================================================================
 */

/* ----- CSS 变量（尺寸、圆角、毛玻璃、阴影） ----- */
:root {
  --mp-size: 66px;
  --mp-size-sm: 52px;
  --mp-radius: 33px;
  --mp-radius-open: 16px;
  --mp-width-open: 360px;
  --mp-bg: rgba(255, 255, 255, 0.32);
  --mp-border: rgba(255, 255, 255, 0.42);
  /* idle: deeper bottom shadow; drag: lighter */
  --mp-shadow: 0 12px 28px rgba(0, 0, 0, 0.28), 0 4px 10px rgba(0, 0, 0, 0.16);
  --mp-shadow-drag: 0 3px 10px rgba(0, 0, 0, 0.1);
  --mp-text: #1a1a1a;
  --mp-text-sub: rgba(0, 0, 0, 0.55);
  --mp-accent: #3b82f6;
  --mp-list-h: 280px;
}

[data-theme="dark"] {
  --mp-bg: rgba(30, 30, 30, 0.5);
  --mp-border: rgba(255, 255, 255, 0.12);
  --mp-shadow: 0 12px 32px rgba(0, 0, 0, 0.5), 0 4px 12px rgba(0, 0, 0, 0.3);
  --mp-shadow-drag: 0 3px 12px rgba(0, 0, 0, 0.2);
  --mp-text: #f0f0f0;
  --mp-text-sub: rgba(255, 255, 255, 0.55);
  --mp-accent: #60a5fa;
}

/* ----- 根节点：固定悬浮球，默认收起为圆形 ----- */
#music-player {
  position: fixed !important;
  left: 20px !important;
  bottom: 20px !important;
  width: var(--mp-size) !important;
  height: var(--mp-size) !important;
  min-height: var(--mp-size) !important;
  max-width: none !important;
  border-radius: var(--mp-radius) !important;
  background: var(--mp-bg) !important;
  backdrop-filter: blur(16px) saturate(160%) !important;
  -webkit-backdrop-filter: blur(16px) saturate(160%) !important;
  border: 1px solid var(--mp-border) !important;
  box-shadow: var(--mp-shadow) !important;
  z-index: 99999 !important;
  overflow: hidden !important;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  pointer-events: auto !important;
  margin: 0 !important;
  padding: 0 !important;
  transition:
    width 0.35s cubic-bezier(0.25, 0.8, 0.25, 1),
    height 0.35s cubic-bezier(0.25, 0.8, 0.25, 1),
    border-radius 0.35s ease,
    box-shadow 0.25s ease,
    margin-left 0.35s cubic-bezier(0.25, 0.8, 0.25, 1),
    transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  user-select: none !important;
  -webkit-user-select: none !important;
  -moz-user-select: none !important;
  -ms-user-select: none !important;
  -webkit-touch-callout: none !important;
  touch-action: none;
  color: var(--mp-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  will-change: transform;
}

#music-player * {
  user-select: none !important;
  -webkit-user-select: none !important;
  -moz-user-select: none !important;
  -ms-user-select: none !important;
  -webkit-touch-callout: none !important;
  box-sizing: border-box;
}

/* ----- 拖动中：强制收为球，阴影变浅，尺寸可过渡 ----- */
#music-player.is-dragging {
  /* animate collapse of control bar while dragging (not only shadow) */
  transition:
    width 0.28s cubic-bezier(0.25, 0.8, 0.25, 1),
    height 0.28s cubic-bezier(0.25, 0.8, 0.25, 1),
    border-radius 0.28s ease,
    box-shadow 0.2s ease !important;
  /* 拖动时 transform 不过渡，避免拖拽发粘 */
  transition-property: width, height, border-radius, box-shadow !important;
  cursor: grabbing !important;
  box-shadow: var(--mp-shadow-drag) !important;
  width: var(--mp-size) !important;
  height: var(--mp-size) !important;
  border-radius: var(--mp-radius) !important;
  margin-left: 0 !important;
}

#music-player.is-dragging .mp-body { /* 控制栏主体（收起时透明不可点） */
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  transition: opacity 0.2s ease, visibility 0.2s ease !important;
}

#music-player.is-dragging.is-list-open {
  height: var(--mp-size) !important;
}

#music-player.is-dragging /* ----- 普通模式歌单：相对控制栏 absolute，默认同下 list-up 向上 ----- */
.mp-list {
  max-height: 0 !important;
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  transition: max-height 0.25s ease, opacity 0.2s ease !important;
}

#music-player.is-dragging /* 封面圆形（拖拽手柄） */
.mp-cover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12) !important;
}

/* Snap animation polish */
/* ----- 松手贴边时的位移过渡 ----- */
#music-player.is-snapping {
  transition: transform 0.35s cubic-bezier(0.34, 1.4, 0.64, 1) !important;
}

/* Live magnetic stick while dragging near edge */

/* Expanded states — class-based (mobile tap / forced open) */
/* ----- 强制展开（移动端点按 / JS setOpen） ----- */
/* 大卡片宽度仅非吸附；吸附时绝不能走这套，否则按键 left:50% 会跑到容器中心 */
#music-player.is-open:not(.is-docked) {
  width: var(--mp-width-open) !important;
  border-radius: var(--mp-radius-open) !important;
}

#music-player.is-open:not(.is-docked) .mp-body {
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
}

/* List open / closing: keep overflow visible so retract animation is not clipped */
/* ----- 普通歌单打开或关闭动画中：溢出可见，避免收回被裁切 ----- */
#music-player.is-list-open,
#music-player.is-list-closing {
  border-radius: var(--mp-radius-open) !important;
  overflow: visible !important;
}

/* open state details are defined with .mp-list transitions below */

/* ----- 桌面端：真悬停设备才用 :hover 展开（触控本不误触） ----- */
/* Desktop hover expand: only when device can truly hover (mouse/trackpad)
   .no-hover-expand — after drag/snap keep collapsed until mouse leaves then re-enters */
@media (hover: hover) and (pointer: fine) {
  #music-player:hover:not(.is-docked):not(.is-dragging):not(.no-hover-expand) {
    width: var(--mp-width-open) !important;
    border-radius: var(--mp-radius-open) !important;
  }

  #music-player:hover:not(.is-dragging):not(.no-hover-expand) .mp-body {
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
  }

  /* Near right edge: expand left, ball stays put */
  /* 悬停向左：同样由 JS 在 mouseenter 时改 posX；此处仅保留 class 钩子 */
  #music-player.expand-left:hover:not(.is-dragging):not(.no-hover-expand) {
    margin-left: calc(var(--mp-size) - var(--mp-width-open)) !important;
  }
}

/* ----- 向左展开（原版）：负 margin-left + 桌面 row-reverse ----- */
#music-player.expand-left .mp-main {
  flex-direction: row-reverse;
}

#music-player.expand-left .mp-body {
  padding: 0 6px 0 12px !important;
  direction: ltr !important;
  text-align: left !important;
  unicode-bidi: isolate;
}

#music-player.expand-left .mp-meta,
#music-player.expand-left .mp-title,
#music-player.expand-left .mp-artist,
#music-player.expand-left .mp-controller,
#music-player.expand-left .mp-progress-wrap,
#music-player.expand-left .mp-progress-bar,
#music-player.expand-left .mp-progress-played,
#music-player.expand-left .mp-time,
#music-player.expand-left .mp-btns {
  direction: ltr !important;
  unicode-bidi: isolate;
}

#music-player.expand-left .mp-title,
#music-player.expand-left .mp-artist {
  text-align: left !important;
}

#music-player.expand-left.is-open {
  margin-left: calc(var(--mp-size) - var(--mp-width-open)) !important;
}

#music-player.is-dragging {
  margin-left: 0 !important;
}

@media (max-width: 600px) {
  #music-player.is-open:not(.is-docked) .mp-main {
    flex-direction: column !important;
  }
  #music-player.is-open:not(.is-docked).expand-left {
    margin-left: calc(var(--mp-size) - min(72vw, 260px)) !important;
  }
}





/* ----- 吸附 Dock：贴边后展开为功能圆球，不再拉宽控制栏 ----- */
/* ===== Dock mode: snapped to edge → three mini balls on expand ===== */
#music-player.is-docked {
  overflow: visible !important;
}

/* Stay as ball — no full control panel when docked */
/* 吸附时保持球体尺寸；:hover 仅桌面，移动端只用 .is-open */
/* 吸附态：无论 is-open / closing，容器永远是球宽 —— 避免按键相对 300px 居中 */
#music-player.is-docked,
#music-player.is-docked.is-open,
#music-player.is-docked.is-dock-closing {
  width: var(--mp-size) !important;
  min-width: var(--mp-size) !important;
  max-width: var(--mp-size) !important;
  height: var(--mp-size) !important;
  min-height: var(--mp-size) !important;
  max-height: var(--mp-size) !important;
  border-radius: var(--mp-radius) !important;
  margin-left: 0 !important;
}

#music-player.is-docked.is-open .mp-body,
#music-player.is-docked.is-dock-closing .mp-body {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

@media (hover: hover) and (pointer: fine) {
  #music-player.is-docked:hover:not(.is-dragging):not(.no-hover-expand) {
    width: var(--mp-size) !important;
    height: var(--mp-size) !important;
    border-radius: var(--mp-radius) !important;
    margin-left: 0 !important;
  }

  #music-player.is-docked:hover:not(.is-dragging):not(.no-hover-expand) .mp-body {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }
}

#music-player.is-docked .mp-list {
  display: none !important;
}

/* Dock 功能球容器：相对封面球向内侧伸出 */
.mp-dock-btns {
  position: absolute;
  top: 50%;
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  z-index: 2;
  transition:
    opacity 0.28s ease,
    visibility 0.28s ease,
    transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Left dock: balls extend to the right (toward center) */
#music-player.dock-left .mp-dock-btns {
  left: 100%;
  margin-left: 10px;
  transform: translate(8px, -50%);
  flex-direction: row;
}

/* Right dock: balls extend to the left */
#music-player.dock-right .mp-dock-btns {
  right: 100%;
  margin-right: 10px;
  left: auto;
  transform: translate(-8px, -50%);
  flex-direction: row-reverse;
}

#music-player.is-docked.is-open .mp-dock-btns {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(0, -50%);
}

@media (hover: hover) and (pointer: fine) {
  #music-player.is-docked:hover:not(.is-dragging):not(.no-hover-expand) .mp-dock-btns {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate(0, -50%);
  }
}

/* 单个 Dock 圆球按钮 */
.mp-dock-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--mp-border);
  background: var(--mp-bg);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  box-shadow: var(--mp-shadow);
  color: var(--mp-text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  margin: 0;
  font-size: 14px;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    color 0.2s ease,
    opacity 0.35s ease;
  opacity: 0;
  transform: scale(0.6);
}

#music-player.is-docked.is-open .mp-dock-btn {
  opacity: 1;
  transform: scale(1);
}

@media (hover: hover) and (pointer: fine) {
  #music-player.is-docked:hover:not(.is-dragging):not(.no-hover-expand) .mp-dock-btn {
    opacity: 1;
    transform: scale(1);
  }
}

/* Staggered pop-out */
#music-player.is-docked.is-open .mp-dock-btn:nth-child(1) {
  transition-delay: 0.02s;
}
@media (hover: hover) and (pointer: fine) {
  #music-player.is-docked:hover:not(.is-dragging):not(.no-hover-expand) .mp-dock-btn:nth-child(1) {
    transition-delay: 0.02s;
  }
}
#music-player.is-docked.is-open .mp-dock-btn:nth-child(2) {
  transition-delay: 0.07s;
}
@media (hover: hover) and (pointer: fine) {
  #music-player.is-docked:hover:not(.is-dragging):not(.no-hover-expand) .mp-dock-btn:nth-child(2) {
    transition-delay: 0.07s;
  }
}
#music-player.is-docked.is-open .mp-dock-btn:nth-child(3) {
  transition-delay: 0.12s;
}
@media (hover: hover) and (pointer: fine) {
  #music-player.is-docked:hover:not(.is-dragging):not(.no-hover-expand) .mp-dock-btn:nth-child(3) {
    transition-delay: 0.12s;
  }
}

.mp-dock-btn:hover {
  transform: scale(1.08) !important;
  color: var(--mp-accent);
}

.mp-dock-btn:active {
  transform: scale(0.94) !important;
}

.mp-dock-btn.active {
  color: var(--mp-accent);
}

.mp-dock-btn i {
  pointer-events: none;
}

/* Hide dock buttons when not docked */
#music-player:not(.is-docked) .mp-dock-btns {
  display: none !important;
}

/* 4th dock ball (playlist) stagger */
#music-player.is-docked.is-open .mp-dock-btn:nth-child(4) {
  transition-delay: 0.17s;
}
@media (hover: hover) and (pointer: fine) {
  #music-player.is-docked:hover:not(.is-dragging):not(.no-hover-expand) .mp-dock-btn:nth-child(4) {
    transition-delay: 0.17s;
  }
}

/* Keep dock buttons visible while dock list is open */
#music-player.is-docked.dock-list-open .mp-dock-btns {
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
  transform: translate(0, -50%) !important;
}
#music-player.is-docked.dock-list-open .mp-dock-btn {
  opacity: 1 !important;
  transform: scale(1) !important;
}

/* ----- Dock 独立歌单浮层（fixed，JS 计算 left/top） ----- */
/* 注意：面板挂在 body 上；若在 #music-player 内会因父级 transform 导致 fixed 失效 */
/* Independent dock playlist floating panel */
.mp-dock-list {
  position: fixed;
  z-index: 100000;
  width: 280px;
  max-height: 280px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-8px) scale(0.96);
  transform-origin: top left;
  transition:
    opacity 0.32s ease,
    transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1),
    visibility 0s linear 0.35s;
  background: var(--mp-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--mp-border);
  border-radius: var(--mp-radius-open);
  box-shadow: var(--mp-shadow);
  overflow: hidden;
}

.mp-dock-list.dock-list-up {
  transform-origin: bottom left;
  transform: translateY(8px) scale(0.96);
}

#music-player.dock-right ~ .mp-dock-list,
/* panel is inside #music-player */
#music-player.dock-right .mp-dock-list {
  transform-origin: top right;
}
#music-player.dock-right .mp-dock-list.dock-list-up {
  transform-origin: bottom right;
}

.mp-dock-list.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
  transition:
    opacity 0.28s ease,
    transform 0.32s cubic-bezier(0.25, 0.8, 0.25, 1),
    visibility 0s linear 0s;
}

.mp-dock-list-inner {
  max-height: inherit;
  overflow-y: auto;
  padding: 6px 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
}

.mp-dock-list-inner::-webkit-scrollbar {
  width: 4px;
}
.mp-dock-list-inner::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 2px;
}

[data-theme="dark"] .mp-dock-list {
  background: rgba(30, 30, 30, 0.55);
  border-color: rgba(255, 255, 255, 0.12);
}

/* Hide dock list panel when not in dock-list-open */
#music-player:not(.dock-list-open) .mp-dock-list {
  /* still allow exit animation via is-visible removal */
}



@media (max-width: 600px) {
  .mp-dock-btn {
    width: 40px;
    height: 40px;
    font-size: 13px;
  }
  #music-player.dock-left .mp-dock-btns {
    margin-left: 8px;
    gap: 8px;
  }
  #music-player.dock-right .mp-dock-btns {
    margin-right: 8px;
    gap: 8px;
  }
}


/* Body layout */
.mp-main {
  display: flex;
  align-items: center;
  width: 100%;
  height: var(--mp-size);
  position: relative;
}

.mp-cover {
  width: 54px;
  height: 54px;
  flex-shrink: 0;
  margin: 6px;
  border-radius: 50%;
  background-size: cover;
  background-position: center;
  background-color: rgba(0, 0, 0, 0.08);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  cursor: grab;
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.25s ease, transform 0.2s ease;
}

.mp-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.15);
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

/* 动画始终挂载，暂停停在当前角度 */
.mp-cover {
  animation: mp-spin 12s linear infinite;
  animation-play-state: paused;
}
#music-player.is-playing:not(.is-dragging) .mp-cover {
  animation-play-state: running;
}
#music-player.is-dragging .mp-cover {
  animation-play-state: paused;
}

@keyframes mp-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.mp-cover-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
  color: #fff;
  font-size: 18px;
}

#music-player:not(.is-playing) .mp-cover:hover .mp-cover-play,
#music-player.is-mobile:not(.is-playing) .mp-cover .mp-cover-play {
  opacity: 1;
}

.mp-body {
  flex: 1;
  min-width: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 14px 0 4px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.mp-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 4px;
  overflow: hidden;
}

.mp-title {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--mp-text);
}

.mp-artist {
  font-size: 11px;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--mp-text-sub);
}

.mp-controller {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
}

.mp-progress-wrap {
  flex: 1;
  height: 16px;
  display: flex;
  align-items: center;
  cursor: pointer;
  position: relative;
}

.mp-progress-bar {
  width: 100%;
  height: 3px;
  background: rgba(0, 0, 0, 0.12);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .mp-progress-bar {
  background: rgba(255, 255, 255, 0.15);
}

.mp-progress-played {
  height: 100%;
  width: 0%;
  background: var(--mp-accent);
  border-radius: 2px;
  transition: width 0.1s linear;
}

.mp-time {
  font-size: 10px;
  color: var(--mp-text-sub);
  min-width: 70px;
  text-align: right;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.mp-btns {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: 2px;
}

/* 控制栏小按钮 */
.mp-btn {
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  color: var(--mp-text);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 13px;
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
  padding: 0;
  outline: none;
}

.mp-btn:hover {
  background: rgba(0, 0, 0, 0.08);
  color: var(--mp-accent);
}

[data-theme="dark"] .mp-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.mp-btn:active {
  transform: scale(0.92);
}

.mp-btn.active {
  color: var(--mp-accent);
}

.mp-btn i {
  pointer-events: none;
}

/* Playlist panel — absolute, extends from control bar, does not move bar */
.mp-list {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  max-height: 0;
  opacity: 0;
  visibility: hidden;
  overflow: hidden;
  pointer-events: none;
  transform: translateY(-12px);
  transform-origin: top center;
  transition:
    max-height 0.4s cubic-bezier(0.25, 0.8, 0.25, 1),
    opacity 0.35s ease,
    transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1),
    visibility 0s linear 0.4s;
  background: var(--mp-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--mp-border);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 0 0 var(--mp-radius-open) var(--mp-radius-open);
  box-shadow: var(--mp-shadow);
  z-index: 1;
}

/* 普通歌单打开态 */
#music-player.is-list-open .mp-list {
  max-height: var(--mp-list-h);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition:
    max-height 0.4s cubic-bezier(0.25, 0.8, 0.25, 1),
    opacity 0.3s ease,
    transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1),
    visibility 0s linear 0s;
}

/* While closing, keep visible so height/opacity can animate */
/* 普通歌单关闭动画态 */
#music-player.is-list-closing .mp-list {
  max-height: 0;
  opacity: 0;
  visibility: visible;
  pointer-events: none;
  transform: translateY(-12px);
  transition:
    max-height 0.4s cubic-bezier(0.25, 0.8, 0.25, 1),
    opacity 0.35s ease,
    transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1),
    visibility 0s linear 0.4s;
}

/* List expands upward when space below is insufficient */
#music-player.list-up .mp-list {
  top: auto;
  bottom: 100%;
  transform: translateY(12px);
  transform-origin: bottom center;
  border-top: 1px solid var(--mp-border);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--mp-radius-open) var(--mp-radius-open) 0 0;
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.15);
}

#music-player.list-up.is-list-open .mp-list {
  transform: translateY(0);
}

#music-player.list-up.is-list-closing .mp-list {
  transform: translateY(12px);
}

[data-theme="dark"] .mp-list {
  border-color: var(--mp-border);
}

[data-theme="dark"] #music-player.list-up .mp-list {
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.35);
}

.mp-list-inner {
  max-height: var(--mp-list-h);
  overflow-y: auto;
  padding: 6px 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
}

.mp-list-inner::-webkit-scrollbar {
  width: 4px;
}

.mp-list-inner::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 2px;
}

[data-theme="dark"] .mp-list-inner::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
}

/* 歌单行 */
.mp-list-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  cursor: pointer;
  transition: background 0.15s ease;
  font-size: 12px;
}

.mp-list-item:hover {
  background: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .mp-list-item:hover {
  background: rgba(255, 255, 255, 0.06);
}

.mp-list-item.active {
  background: rgba(59, 130, 246, 0.12);
  color: var(--mp-accent);
}

.mp-list-item .mp-list-index {
  width: 18px;
  text-align: center;
  font-size: 11px;
  color: var(--mp-text-sub);
  flex-shrink: 0;
}

.mp-list-item.active .mp-list-index {
  color: var(--mp-accent);
}

.mp-list-item .mp-list-info {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.mp-list-item .mp-list-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 500;
}

.mp-list-item .mp-list-artist {
  font-size: 10px;
  color: var(--mp-text-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Loading / empty */
.mp-loading,
.mp-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  font-size: 12px;
  color: var(--mp-text-sub);
  gap: 8px;
}

.mp-loading i {
  animation: mp-spin 1s linear infinite;
}

/* Volume popup (optional simple) */
.mp-volume-wrap {
  position: relative;
}

/* Mobile / narrow screen adjustments — no hover expand, only .is-open */
@media (max-width: 600px) {
  :root {
    --mp-size: var(--mp-size-sm);
    --mp-radius: 26px;
    --mp-width-open: min(72vw, 260px);
    --mp-list-h: 240px;
  }

  #music-player {
    left: 16px !important;
    bottom: 16px !important;
    max-width: 320px;
  }

  /* Kill hover expand on narrow screens even if device reports hover */
  #music-player:hover:not(.is-open) {
    width: var(--mp-size) !important;
    border-radius: var(--mp-radius) !important;
  }

  #music-player:hover:not(.is-open) .mp-body {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }

  #music-player.is-open:not(.is-docked) {
    width: min(var(--mp-width-open), 320px) !important;
    border-radius: 14px !important;
  }

  #music-player.is-list-open {
    height: calc(var(--mp-size) + var(--mp-list-h)) !important;
  }

  .mp-cover {
    width: 44px;
    height: 44px;
    margin: 4px;
  }

  .mp-body {
    padding: 0 10px 0 2px;
  }

  .mp-title {
    font-size: 12px;
  }

  .mp-artist {
    font-size: 10px;
  }

  .mp-btn {
    width: 26px;
    height: 26px;
    font-size: 12px;
  }

  .mp-time {
    min-width: 62px;
    font-size: 9px;
  }
}

/* Prevent text selection globally on player */
#music-player,
#music-player * {
  -webkit-user-drag: none;
}
/* =============================================================================
 * Mobile Upgrade (Overrides) - V2 修复版
 * ============================================================================= */

/* 1. 隐藏电脑端 (大于600px) 的 Dock 播放/暂停按钮 */
@media (min-width: 601px) {
  #mp-dock-play {
    display: none !important;
  }
}

@media (max-width: 600px) {
  /* --- 2. 移动端独立播放器布局 (限定在非吸附状态下才展开大卡片，修复封面飞出) --- */
  /* 移动端卡片：宽高随视口百分比缩放，避免模拟器里过大 */
  #music-player.is-open:not(.is-docked) {
    width: min(72vw, 260px) !important;
    max-width: min(72vw, 260px) !important;
    height: auto !important;
    min-height: 0 !important;
    max-height: min(34vh, 210px) !important;
    border-radius: 14px !important;
    overflow: visible !important;
    will-change: transform, width, height;
  }

  #music-player.is-open:not(.is-docked) .mp-main {
    flex-direction: column !important;
    padding: 8px 10px 10px !important;
    height: auto !important;
    max-height: inherit;
    justify-content: flex-start !important;
    gap: 4px;
    overflow: visible !important;
  }

  #music-player.is-open:not(.is-docked) .mp-cover {
    width: clamp(36px, 10vw, 48px) !important;
    height: clamp(36px, 10vw, 48px) !important;
    margin: 0 auto 2px auto !important;
    border-radius: 12px !important;
    box-shadow: 0 6px 14px rgba(0,0,0,0.14);
    flex-shrink: 0;
  }

  #music-player.is-open:not(.is-docked) .mp-cover-play { display: none !important; }

  #music-player.is-open:not(.is-docked) .mp-body {
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    width: 100% !important;
    height: auto !important;
    padding: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    overflow: visible !important;
  }

  #music-player.is-open:not(.is-docked) .mp-meta {
    align-items: center;
    margin-bottom: 16px;
    width: 100%;
  }

  #music-player.is-open:not(.is-docked) .mp-title { font-size: 15px; font-weight: 700; }
  #music-player.is-open:not(.is-docked) .mp-artist { font-size: 12px; margin-top: 4px; }

  #music-player.is-open:not(.is-docked) .mp-controller {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }

  #music-player.is-open:not(.is-docked) .mp-progress-wrap { width: 100%; }

  #music-player.is-open:not(.is-docked) .mp-time {
    align-self: flex-end;
    margin-top: -6px;
    font-size: 10px;
  }

  #music-player.is-open:not(.is-docked) .mp-btns {
    display: flex !important;
    width: 100% !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding: 2px 0 0 !important;
    margin: 0 !important;
    flex-shrink: 0 !important;
    visibility: visible !important;
    opacity: 1 !important;
    overflow: visible !important;
  }

  #music-player.is-open:not(.is-docked) .mp-btn {
    display: flex !important;
    width: 34px !important;
    height: 34px !important;
    font-size: 14px !important;
    flex-shrink: 0 !important;
    visibility: visible !important;
    opacity: 1 !important;
  }

  #music-player.is-open:not(.is-docked) .mp-btn#mp-play {
    width: 40px !important;
    height: 40px !important;
    font-size: 16px !important;
    background: var(--mp-accent);
    color: #fff;
    box-shadow: 0 4px 10px rgba(59, 130, 246, 0.35);
  }


  #music-player.is-open:not(.is-docked):not(.expand-left) {
    margin-left: 0 !important;
  }

  /* --- 3. 移动端 Bottom Sheet 歌单抽屉 --- */
  .mp-dock-list {
    position: fixed !important;
    left: 0 !important;
    top: auto !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 50vh !important;
    max-height: 50vh !important;
    transform: translateY(100%) !important;
    transform-origin: center bottom !important;
    border-radius: 24px 24px 0 0 !important;
    border: none !important;
    border-top: 1px solid var(--mp-border) !important;
    box-shadow: 0 -8px 24px rgba(0,0,0,0.1) !important;
    padding-bottom: env(safe-area-inset-bottom);
    transition: transform 0.35s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.35s ease, visibility 0s linear 0.35s !important;
  }

  .mp-dock-list.is-visible {
    transform: translateY(0) !important;
    transition: transform 0.35s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.35s ease, visibility 0s linear 0s !important;
  }

  .mp-dock-list::before {
    content: '';
    display: block;
    width: 40px;
    height: 4px;
    background: rgba(0,0,0,0.15);
    border-radius: 2px;
    margin: 10px auto;
  }

  [data-theme="dark"] .mp-dock-list::before { background: rgba(255,255,255,0.2); }

  .mp-dock-list-inner {
    height: calc(100% - 24px);
    max-height: 100%;
    padding: 0 8px 12px 8px;
  }
  .mp-list-item { padding: 12px 14px; border-radius: 8px; }


  /* 移动端吸附：强制球宽，覆盖一切 is-open 宽度规则 */
  #music-player.is-docked,
  #music-player.is-docked.is-open,
  #music-player.is-docked.is-dock-closing {
    width: var(--mp-size) !important;
    min-width: var(--mp-size) !important;
    max-width: var(--mp-size) !important;
    height: var(--mp-size) !important;
    margin-left: 0 !important;
  }

  /* --- 4. 移动端 Dock 纵向排列 --- */
  #music-player.dock-left .mp-dock-btns,
  #music-player.dock-right .mp-dock-btns {
    flex-direction: column-reverse;
    bottom: 100%;
    top: auto;
    left: 50%;
    right: auto;
    margin: 0 0 12px 0;
    transform: translate(-50%, 0) scale(0.88);
    transition: opacity 0.28s ease, visibility 0.28s ease, transform 0.28s ease;
  }

  #music-player.is-docked.is-open .mp-dock-btns,
  #music-player.is-docked.dock-list-open .mp-dock-btns {
    transform: translate(-50%, 0) scale(1) !important;
  }

  #music-player.is-docked.is-dock-closing .mp-dock-btns {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
    transform: translate(-50%, 0) scale(0.92) !important;
  }
  #music-player.is-docked.is-dock-closing .mp-dock-btn {
    opacity: 0 !important;
    transform: scale(1) !important;
  }

  #music-player.dock-down.dock-left .mp-dock-btns,
  #music-player.dock-down.dock-right .mp-dock-btns {
    flex-direction: column !important;
    top: 100% !important;
    bottom: auto !important;
    margin: 12px 0 0 0 !important;
  }
}