/* Fit theme cards to the settings panel's available width. */
.settings-theme-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 6.5rem), 1fr));
    gap: 0.75rem;
}

.settings-theme-grid > .theme-option {
    min-width: 0;
}

.settings-theme-grid > .theme-option > div:first-child {
    width: 100%;
    height: auto;
    aspect-ratio: 3 / 2;
    max-height: 6rem;
    margin-bottom: 0.5rem;
}

/* Keep the whole agreement reachable in short Safari landscape viewports. */
#project-agreement-modal .project-agreement-panel {
    max-height: calc(100dvh - max(1rem, env(safe-area-inset-top, 0px)) - max(1rem, env(safe-area-inset-bottom, 0px)));
    overflow-y: auto;
    overscroll-behavior: contain;
}

/* Hide scrollbars while keeping wheel and swipe scrolling available. */
#main-sidebar > nav,
#search-results,
.custom-scrollbar,
.cs-dropdown {
    scrollbar-width: none;
    -ms-overflow-style: none;
}

#main-sidebar > nav::-webkit-scrollbar,
#search-results::-webkit-scrollbar,
.custom-scrollbar::-webkit-scrollbar,
.cs-dropdown::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}

/* iOS zooms focused controls whose computed font size is below 16px. */
@media (max-width: 1024px) {

    /* Leave a usable song list below artist and album headers on short screens. */
    #artist-detail-header:not(.artist-hero-collapsed),
    #album-detail-header:not(.album-hero-collapsed) {
        max-height: min(180px, 25dvh) !important;
        overflow-y: auto !important;
        overscroll-behavior: contain;
    }

    #play-mode-menu {
        left: 0;
        transform: none;
        translate: none;
    }

    #playback-rate-menu {
        left: auto;
        right: 0;
        transform: none;
        translate: none;
    }

    input:not([type="range"], [type="checkbox"], [type="radio"]),
    textarea,
    select {
        font-size: 16px !important;
    }
}

/* Touch browsers must not consume the first tap to reveal hover-only controls. */
@media (hover: none) {
    #search-results [data-singer-id] > .pointer-events-none {
        display: none !important;
    }

    #search-results button[id^="singer-fav-"],
    #search-results button[id^="singer-dislike-"],
    #search-results button[id^="album-fav-"],
    #search-results button[id^="album-dislike-"] {
        opacity: 1 !important;
    }

    #player-song-info .group > .group-hover\:flex {
        display: none !important;
    }

}

/* Hide global scrollbars while keeping scrolling available */
* {
    scrollbar-width: none;
    -ms-overflow-style: none;
}

::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}

/* Glassmorphism utilities */
.glass {
    background: var(--bg-glass, rgba(255, 255, 255, 0.7));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.active-tab {
    background-color: var(--c-50);
    color: var(--c-600);
    border-right: 3px solid var(--c-600);
}

:root[data-appearance="dark"] .active-tab,
.dark .active-tab {
    background-color: color-mix(in srgb, var(--c-500) 15%, transparent);
    color: var(--c-400);
    border-right-color: var(--c-500);
}

.active-sub-item {
    color: var(--c-600) !important;
}

/* ==========================================================================
   侧边栏歌单项：丝滑动滑动效（动态放大缩小、悬浮变宽占满bar空间）
   ========================================================================== */
.playlist-sidebar-item {
    position: relative;
    margin: 2px 4px;
    padding: 5px 8px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    overflow: hidden;
    user-select: none;
    transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
                margin 0.22s cubic-bezier(0.16, 1, 0.3, 1),
                padding 0.22s cubic-bezier(0.16, 1, 0.3, 1),
                background-color 0.18s ease,
                box-shadow 0.22s cubic-bezier(0.16, 1, 0.3, 1);
    transform-origin: center left;
    will-change: transform, margin, padding;
}

/* 鼠标悬浮：丝滑放大、向两侧自然扩展变宽、充分利用侧边栏空间、浮雕微光影 */
.playlist-sidebar-item:hover {
    margin-left: 1px;
    margin-right: 1px;
    padding-left: 9px;
    padding-right: 7px;
    transform: scale(1.02);
    z-index: 10;
    box-shadow: 0 4px 14px -2px rgba(0, 0, 0, 0.1), 0 0 0 1px color-mix(in srgb, var(--c-500) 22%, transparent);
}

:root[data-appearance="dark"] .playlist-sidebar-item:hover {
    box-shadow: 0 4px 16px -2px rgba(0, 0, 0, 0.45), 0 0 0 1px color-mix(in srgb, var(--c-500) 28%, transparent);
}

/* 选中高亮状态 */
.playlist-sidebar-item.active-sub-item {
    background-color: color-mix(in srgb, var(--c-500) 14%, transparent) !important;
    color: var(--c-600) !important;
    font-weight: 500;
}

:root[data-appearance="dark"] .playlist-sidebar-item.active-sub-item {
    background-color: color-mix(in srgb, var(--c-500) 20%, transparent) !important;
}

/* 拖拽排序时抑制放大，避免动画重叠抖动 */
.sortable-ghost,
.sortable-chosen {
    transform: none !important;
}

/* 拖拽手柄紧凑微调 */
.playlist-sidebar-item .favorite-sidebar-drag-handle {
    margin-right: 5px;
}

/* 图标微悬浮动效 */
.playlist-sidebar-item .sidebar-item-icon {
    width: 1.15rem;
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), color 0.2s ease;
}

.playlist-sidebar-item:hover .sidebar-item-icon {
    transform: scale(1.12);
    color: var(--c-500);
}

/* 侧边栏歌曲数量微调 */
.playlist-sidebar-item .sidebar-item-count {
    margin-right: 3px;
    font-size: 11.5px;
}

/* 歌单名称无缝从右到左匀速跑马灯：仅在鼠标悬浮且溢出时触发，移出立即停止并复位 */
.playlist-sidebar-item .playlist-name-track {
    display: flex;
    align-items: center;
    min-width: 0;
    width: 100%;
}

.playlist-sidebar-item.is-marquee-active .playlist-name-wrapper {
    mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
}

.playlist-sidebar-item.is-marquee-active .playlist-name-track {
    display: inline-flex !important;
    width: max-content !important;
    animation: sidebar-name-marquee var(--sidebar-marquee-duration, 8s) linear infinite;
    animation-delay: 0.35s;
    will-change: transform;
}

.playlist-sidebar-item.is-marquee-active .playlist-name-text {
    display: inline-block !important;
    width: max-content !important;
    max-width: none !important;
    overflow: visible !important;
    text-overflow: clip !important;
    white-space: nowrap !important;
    padding-right: 2rem !important;
    flex-shrink: 0;
}

.playlist-sidebar-item.is-marquee-active .playlist-name-copy {
    display: inline-block !important;
    width: max-content !important;
    white-space: nowrap !important;
    padding-right: 2rem !important;
    flex-shrink: 0;
}

@keyframes sidebar-name-marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* 侧边栏操作按钮组：仅悬浮或选中时展示，紧凑精致 */
.playlist-sidebar-item .sidebar-item-actions {
    display: flex;
    align-items: center;
    gap: 1.5px;
    max-width: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition: max-width 0.15s ease, opacity 0.12s ease;
}

.playlist-sidebar-item:hover .sidebar-item-actions,
.playlist-sidebar-item.active-sub-item .sidebar-item-actions {
    max-width: 200px;
    opacity: 1;
    pointer-events: auto;
}

.playlist-sidebar-item .action-btn {
    width: 19px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    color: #9ca3af;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: transform 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}

.playlist-sidebar-item .action-btn i {
    font-size: 10px;
}

.playlist-sidebar-item .action-btn:hover {
    background-color: color-mix(in srgb, var(--c-500) 18%, transparent);
    color: var(--c-500) !important;
    transform: scale(1.15);
}

.playlist-sidebar-item .action-btn:active {
    transform: scale(0.95);
}

.playlist-sidebar-item .action-btn.delete-btn:hover {
    background-color: rgba(239, 68, 68, 0.15);
    color: #ef4444 !important;
}
.playlist-sidebar-item .action-btn.delete-btn:hover i {
    color: #ef4444 !important;
}

.active-sub-item i {
    color: var(--c-600) !important;
}

.active-sub-item .sidebar-item-actions .action-btn i {
    color: #9ca3af !important;
}

.active-sub-item .sidebar-item-actions .action-btn:hover i {
    color: var(--c-500) !important;
}

.active-sub-item .sidebar-item-actions .action-btn.delete-btn:hover i {
    color: #ef4444 !important;
}

/* ==========================================================================
   移动端专属紧凑布局：图标更靠近、间距缩小，充分留出歌单名称空间
   ========================================================================== */
@media (max-width: 1024px), (hover: none) {
    .playlist-sidebar-item {
        margin: 2px !important;
        padding: 5px 6px !important;
        transform: none !important;
        box-shadow: none !important;
    }

    .playlist-sidebar-item:hover .sidebar-item-icon {
        transform: none;
    }

    /* 左侧手柄与图标更靠近 */
    .playlist-sidebar-item .favorite-sidebar-drag-handle {
        margin-right: 3px !important;
    }

    .playlist-sidebar-item .favorite-sidebar-drag-handle i {
        font-size: 10px !important;
    }

    .playlist-sidebar-item .sidebar-item-icon {
        width: 1rem !important;
    }

    .playlist-sidebar-item > div.overflow-hidden {
        margin-left: 4px !important;
    }

    /* 右侧歌曲计数紧凑靠拢 */
    .playlist-sidebar-item .sidebar-item-count {
        margin-right: 2px !important;
        font-size: 10.5px !important;
    }

    /* 右侧操作按钮间距极大缩小、彼此紧密靠近 */
    .playlist-sidebar-item .sidebar-item-actions,
    .playlist-sidebar-item:hover .sidebar-item-actions {
        display: none;
        gap: 1px !important;
        max-width: 0;
        opacity: 0;
        pointer-events: none;
    }

    /* Touch hover can stick: only the currently viewed list exposes actions. */
    .playlist-sidebar-item.active-sub-item .sidebar-item-actions {
        display: flex;
        max-width: 150px !important;
        opacity: 1 !important;
        pointer-events: auto;
    }

    .playlist-sidebar-item .action-btn {
        width: 17px !important;
        height: 20px !important;
        padding: 0 !important;
    }

    .playlist-sidebar-item .action-btn i {
        font-size: 9.5px !important;
    }
}

/* Lyric View Styles */
.mask-image-gradient {
    mask-image: linear-gradient(to bottom, transparent 0%, black 15%, black 85%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 15%, black 85%, transparent 100%);
}

.mask-image-linear-fade {
    mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
}

.no-scrollbar::-webkit-scrollbar {
    display: none;
}

.no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* 彻底消除侧边抽屉在隐藏状态下的阴影与边缘线残留 */
#queue-drawer.translate-x-full,
#cache-drawer.translate-x-full,
#download-drawer.translate-x-full {
    box-shadow: none !important;
    border-left-width: 0 !important;
}

/* Translated drawers remain rendered; stop their invisible text animations. */
#queue-drawer.translate-x-full .animate-marquee,
#cache-drawer.translate-x-full .animate-marquee,
#download-drawer.translate-x-full .animate-marquee {
    animation-play-state: paused !important;
}

/* Setting Tooltip Styles */
.setting-tooltip-trigger {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    margin-left: 0.375rem;
    color: #9ca3af;
    cursor: pointer;
    transition: color 0.2s;
    vertical-align: middle;
}

.setting-tooltip-trigger:hover {
    color: var(--c-500);
}

.setting-tooltip-content {
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: 16rem;
    max-width: calc(100vw - 2rem);
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border: 1px solid var(--c-100);
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    font-size: 0.75rem;
    font-weight: normal;
    line-height: 1.4;
    color: #4b5563;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.dark .setting-tooltip-content {
    background: rgba(31, 41, 55, 0.95);
    border-color: rgba(75, 85, 99, 0.3);
    color: #d1d5db;
}

/* Triangle notch */
.setting-tooltip-content::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 6px;
    border-style: solid;
    border-color: rgba(255, 255, 255, 0.95) transparent transparent;
}

.dark .setting-tooltip-content::after {
    border-color: rgba(31, 41, 55, 0.95) transparent transparent;
}

/* Show on hover (Desktop) */
@media (hover: hover) {
    .setting-tooltip-trigger:hover .setting-tooltip-content {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(0);
    }
}

/* Active state for mobile click */
.setting-tooltip-trigger.is-active .setting-tooltip-content {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.lyric-line {
    font-family: var(--lyric-font-family, inherit);
    font-size: var(--lyric-font-size, 1.25rem);
    line-height: 1.4;
    /* 基础行高由内部元素撑开 */
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    opacity: 0.6;
    transform-origin: left center;

    /* Wrapping constraints */
    width: fit-content;
    max-width: 100%;
    padding: 0.6em 2rem 0.6em 1.5rem;
    /* 使用 em，随字号缩放行间距 */
    box-sizing: border-box;
    white-space: normal;
    overflow-wrap: break-word;
}

/* Centered origin for mobile */
@media (max-width: 1024px) {
    .lyric-line {
        transform-origin: center center;
        margin: 0 auto;
    }
}

/* Force center origin/alignment when cover is hidden (desktop) */
.lyrics-centered .lyric-line {
    transform-origin: center center !important;
    margin: 0 auto;
    text-align: center !important;
}

.lyrics-centered .lyric-line span {
    margin-left: auto !important;
    margin-right: auto !important;
}

.lyric-line:hover {
    opacity: 0.8;
}

.lyric-line.active {
    opacity: 1;
    font-weight: 800;
    color: var(--c-500);
    z-index: 10;
    /* 确保高亮行在最上层，阴影不被覆盖 */
    overflow: visible;
    /* 允许阴影和放大后的文字溢出显示 */
    /* transform: scale(1.15); REMOVED */
    font-size: calc(var(--lyric-font-size, 1.25rem) * 1.3);
}

/* 当歌词居中展示时，移除封面留下的间距占位 */
#player-detail-container.has-centered-lyrics {
    gap: 0 !important;
}

/* Karaoke Word Styles */
.lyric-line .word-item {
    position: relative;
    display: inline-block;
    transition: filter 0.2s ease-out;
    white-space: pre-wrap;
    pointer-events: none;
}

.lyric-line.active .word-item {
    /* 播放过的部分(左侧)是主题色，未播放(右侧)为浅灰色 
       实现平滑的扫过效果 */
    background: linear-gradient(to right,
            var(--c-500) var(--word-progress, 0%),
            #999 var(--word-progress, 0%));
    background-clip: text;
    -webkit-background-clip: text;
    /* 必须保持透明，才能显示底层的背景渐变！ */
    -webkit-text-fill-color: transparent;
}

/* 正在扫过（演唱中）及已唱过去的字，显示主题荧光 */
.enable-lyric-glow .lyric-line.active .word-item.playing,
.enable-lyric-glow .lyric-line.active .word-item.passed {
    filter: drop-shadow(0 4px 12px var(--c-200));
}


/* 对于不支持逐字的普通歌词及其翻译，直接点亮 (没有平滑动效) */
.lyric-line.active .plain-lyric {
    color: var(--c-500);
}

.lyric-line.active .extended {
    opacity: 0.8;
    font-weight: 500;
    color: var(--c-500);
}

/* 对于支持逐字的歌词的翻译/罗马音，现在改为逐字点亮 */
.lyric-line.has-words.active .extended {
    color: #9CA3AF;
    /* gray-400 */
    background: none;
    -webkit-text-fill-color: initial;
    background-clip: initial;
}

.lyric-line.has-words.active .extended .ext-item {
    display: inline-block;
    background: linear-gradient(to right,
            var(--c-500) var(--word-progress, 0%),
            #9CA3AF var(--word-progress, 0%));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: none;
    /* 由 JS 循环控制平滑度 */
    white-space: pre;
}

/* 仅对正在点亮或已点亮的翻译字符应用荧光效果，保持 0 2px 8px 的朦胧参数 */
.enable-lyric-glow .lyric-line.active .extended .ext-item.playing,
.enable-lyric-glow .lyric-line.active .extended .ext-item.passed {
    filter: drop-shadow(0 2px 8px var(--c-200));
}

/* 普通歌词(非逐字)或没有切分的歌词依然维持整体荧光 */
.enable-lyric-glow .lyric-line.active .plain-lyric {
    filter: drop-shadow(0 2px 8px var(--c-200));
}

/* Scroll target - 用户滚动时对准的歌词 */
.lyric-line.scroll-target {
    color: #f97316;
    /* orange-500 */
    opacity: 1;
    /* transform: scale(1.1); REMOVED */
    font-size: calc(var(--lyric-font-size, 1.25rem) * 1.15);
    font-weight: 700;
}

.enable-lyric-glow .lyric-line.scroll-target {
    text-shadow: 0 2px 10px rgba(249, 115, 22, 0.2);
}

/* Mobile Sidebar Transition */
#mobile-sidebar-backdrop {
    transition: opacity 0.3s ease-in-out;
}

aside {
    transition: transform 0.3s ease-in-out, translate 0.3s ease-in-out;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

.animate-marquee {
    display: inline-block;
    animation: marquee 10s linear infinite;
}

/* Default: Always Run (for Touch/Mobile) */
.hover-scroll-paused {
    animation-play-state: running;
}

/* Desktop: Pause by default, run on hover */
@media (hover: hover) {
    .hover-scroll-paused {
        animation-play-state: paused;
    }

    .group:hover .hover-scroll-paused {
        animation-play-state: running;
    }
}

.force-visible {
    opacity: 1 !important;
    visibility: visible !important;
}

/* 菜单选中项样式 */
.active-option {
    background-color: var(--c-500) !important;
    color: #fff !important;
    box-shadow: 0 4px 12px var(--c-200);
}

[data-appearance="dark"] .active-option {
    background-color: var(--c-600) !important;
    color: #fff !important;
}

.active-option i,
.active-option span {
    color: #fff !important;
}

/* Sleep Timer Styles */
.timer-preset-btn {
    padding: 0.75rem 1rem;
    background-color: var(--bg-main, #f9fafb);
    color: var(--text-muted, #4b5563);
    font-weight: 700;
    border-radius: 1rem;
    transition: all 0.2s;
    border: 1px solid var(--border-main, transparent);
    font-size: 0.875rem;
    text-align: center;
}

.timer-preset-btn:hover {
    background-color: color-mix(in srgb, var(--c-500) 12%, var(--bg-panel));
    color: var(--c-500);
    border-color: color-mix(in srgb, var(--c-500) 30%, transparent);
    transform: translateY(-1px);
}

.timer-preset-btn:active {
    transform: translateY(0);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease-out forwards;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.animate-slide-up {
    animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Lyric Font Size Variable */
:root {
    --lyric-font-size: 1.25rem;
}

.lyric-line .font-lrc {
    font-size: 1.1em !important;
    /* 基础字号略微放大 */
    line-height: 1.4;
    display: block;
}

.lyric-line .extended {
    font-size: 0.75em !important;
    line-height: 1.4;
    margin-top: 0.4em;
    /* 翻译与原文的间距：随字号缩放 */
    display: block;
    opacity: 0.8;
}

/* 隐藏滚动条但保留滚动能力 */
.hide-scrollbar {
    -ms-overflow-style: none;
    /* IE and Edge */
    scrollbar-width: none;
    /* Firefox */
}

.hide-scrollbar::-webkit-scrollbar {
    display: none;
    /* Chrome, Safari and Opera */
}

/* Expand Button Faint Style */
#btn-expand-panel.faint,
#btn-toggle-lyrics.faint {
    opacity: 0.15 !important;
    background-color: rgba(255, 255, 255, 0.4) !important;
    border-color: rgba(200, 200, 200, 0.2) !important;
}

#btn-expand-panel.faint:hover,
#btn-toggle-lyrics.faint:hover {
    opacity: 1 !important;
    background-color: rgba(255, 255, 255, 0.9) !important;
}

/* 移动端收起按钮不操作时完全隐藏并禁用触控 */
@media (max-width: 1024px) {
    #btn-toggle-lyrics.faint {
        opacity: 0 !important;
        pointer-events: none !important;
        transform: scale(0.9) !important;
    }
}

.custom-scrollbar {
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.custom-scrollbar::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}

/* Detail Title multi-line support */
#detail-title {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    white-space: normal !important;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.25;
}

#detail-title-container {
    white-space: normal !important;
}

/* Lyric Card Share - Button States */
.lc-layout-btn,
.lc-color-btn,
.lc-lines-btn {
    color: var(--text-muted, #6b7280);
    border-color: var(--border-dim, #e5e7eb);
    background: var(--bg-main, #f9fafb);
}

.lc-layout-btn:hover,
.lc-color-btn:hover,
.lc-lines-btn:hover {
    border-color: var(--c-400);
    color: var(--c-500);
    background: color-mix(in srgb, var(--c-500) 10%, var(--bg-panel));
}

.lc-btn-active {
    border-color: var(--c-500) !important;
    color: var(--c-500) !important;
    background: color-mix(in srgb, var(--c-500) 12%, var(--bg-panel)) !important;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-500) 15%, transparent);
}

/* Lyric Card - 主题色滑动条 */
.lc-range-input {
    accent-color: var(--c-500);
}

/* Sortable Styles (Direct Move Mode) */
.sortable-ghost-solid {
    opacity: 1 !important;
    border: 2px solid var(--c-500) !important;
    background: var(--c-50) !important;
    box-shadow: inset 0 0 0 2px var(--c-100) !important;
}

.sortable-chosen-item {
    opacity: 1 !important;
    position: relative;
    z-index: 10;
}

.sortable-drag-item {
    opacity: 0 !important;
    pointer-events: none !important;
}

.select-none {
    user-select: none !important;
    -webkit-user-select: none !important;
}

/* Silky Animation for Player Detail */
#view-player-detail {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), translate 0.6s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s ease-out !important;
    will-change: transform, translate, opacity;
}

#view-player-detail.translate-y-\[100\%\] #player-detail-container {
    transform: scale(0.92) translateY(40px);
    opacity: 0;
}

#player-detail-container {
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), translate 0.8s cubic-bezier(0.16, 1, 0.3, 1), scale 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.6s ease-out;
    will-change: transform, translate, opacity;
}

#player-footer {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), translate 0.6s cubic-bezier(0.16, 1, 0.3, 1) !important;
    will-change: transform, translate;
}

/* Reserve the meter's own row on phones instead of painting over song actions. */
#player-transport { position: relative; }
.mobile-player-menu > summary { display: none; }
.mobile-player-menu-content { display: flex; align-items: center; gap: .375rem; }
.queue-actions { position: relative; }
.queue-actions > summary { cursor: pointer; list-style: none; padding: .5rem; }
.queue-actions > summary::-webkit-details-marker,
.mobile-player-menu > summary::-webkit-details-marker { display: none; }
.queue-actions-menu { position: absolute; z-index: 40; right: 0; top: 100%; min-width: 10rem; border-radius: .75rem; box-shadow: 0 8px 24px #0002; }
.queue-actions-menu[popover] { position: fixed; inset: auto; margin: 0; width: 11rem; color: var(--text-main); }
.queue-actions-menu button { display: block; width: 100%; min-height: 44px; text-align: left; padding: .5rem 1rem; }
.song-row-actions:focus-within { opacity: 1; }
button:focus-visible, summary:focus-visible, a:focus-visible { outline: 2px solid var(--c-500); outline-offset: 3px; }

@media (max-width: 1024px) {
    /* Compact mobile browsing controls to leave more height for song lists. */
    main > header {
        height: 48px;
        flex-shrink: 0;
    }
    #music-search-toolbar,
    #songlist-toolbar {
        gap: 4px;
        margin-bottom: 6px;
        flex-shrink: 0;
    }
    #music-search-toolbar input,
    #music-search-toolbar select,
    #music-search-toolbar > div > button,
    #songlist-toolbar input,
    #songlist-toolbar select,
    #songlist-toolbar > div > button {
        height: 36px;
        min-height: 36px;
        padding-top: 4px;
        padding-bottom: 4px;
        font-size: 12px;
        line-height: 18px;
        border-radius: 10px;
    }
    #music-search-toolbar button,
    #songlist-toolbar button {
        min-width: 36px;
        font-size: 12px;
        line-height: 18px;
    }
    #search-type,
    #search-source,
    #cs-w-search-type,
    #cs-w-search-source,
    #cs-w-songlist-source {
        flex: 0 0 auto;
        width: 84px;
    }
    #search-type,
    #search-source {
        padding-left: 8px;
        padding-right: 8px;
    }
    /* CustomSelectManager hides the select and clones its Tailwind spacing
       into inline styles on this visible trigger. Override those on mobile. */
    #music-search-toolbar .cs-trigger,
    #songlist-toolbar .cs-trigger {
        height: 36px;
        min-height: 36px;
        padding: 4px 8px !important;
        font-size: 12px !important;
        line-height: 18px;
        border-radius: 10px !important;
    }
    #music-search-toolbar .cs-trigger-text,
    #songlist-toolbar .cs-trigger-text {
        margin-right: 4px;
    }
    #music-search-toolbar .cs-trigger-icon,
    #songlist-toolbar .cs-trigger-icon {
        margin-left: 0;
        font-size: 8px;
    }
    #music-search-toolbar i,
    #songlist-toolbar i {
        font-size: 12px;
    }
    #search-input,
    #songlist-search-input {
        padding-left: 32px;
    }
    #search-input-wrapper > .fa-search,
    #songlist-toolbar .relative > .fa-search {
        left: 12px;
    }
    #search-input-wrapper > .fa-search {
        top: 50%;
        transform: translateY(-50%);
    }
    #songlist-sort-container { padding: 2px; border-radius: 10px; }
    #songlist-sort-container button {
        min-height: 30px;
        padding-top: 4px;
        padding-bottom: 4px;
    }
    #search-status,
    #songlist-search-status {
        margin-top: 0;
        margin-bottom: 6px;
        padding-top: 2px;
        padding-bottom: 2px;
    }
    /* The footer includes the visualizer, wrapped metadata and safe-area padding.
       Override legacy fixed/inline reservations with its measured border box. */
    #main-views > [id^="view-"],
    #songlist-detail-view {
        padding-bottom: var(--player-footer-inset, 11rem) !important;
    }
    #main-sidebar {
        padding-bottom: var(--player-footer-inset, 11rem) !important;
    }
    #main-sidebar > nav { min-height: 0; }
    #player-footer { height: auto !important; flex-shrink: 0; }
    #player-transport { flex: none; }
    #visualizer-container { position: static !important; width: 100% !important; margin: 0; flex: none; }
    #player-song-info { align-items: center; min-height: 48px; margin-bottom: 0; }
    #player-song-info > .overflow-hidden > .flex:first-child { flex-wrap: wrap; gap: 2px; }
    #player-title { width: 100%; max-width: 100%; }
    #player-mobile-actions { max-width: none; flex-wrap: nowrap; }
    .mobile-player-menu { position: relative; }
    .mobile-player-menu > summary { display: flex; align-items: center; justify-content: center; width: 30px; height: 30px; list-style: none; cursor: pointer; color: var(--text-muted, #9ca3af); border-radius: 6px; }
    .mobile-player-menu > summary:hover { color: var(--c-500, #10b981); }
    .mobile-player-menu-content { display: none; position: absolute; right: 0; bottom: calc(100% + 8px); z-index: 80; min-width: 110px; background: var(--bg-panel, #fff); border: 1px solid var(--c-200, #e5e7eb); border-radius: 12px; box-shadow: 0 8px 24px #0003; padding: 6px; flex-direction: column; gap: 4px; }
    .mobile-player-menu[open] .mobile-player-menu-content { display: flex; }
    .mobile-player-menu-content .mobile-menu-item { display: flex; align-items: center; gap: 8px; width: 100%; min-height: 32px; padding: 4px 8px; border-radius: 6px; font-size: 11px; font-weight: 500; color: var(--text-main, #374151); text-align: left; background: transparent; border: none; }
    .mobile-player-menu-content .mobile-menu-item:hover { background: var(--bg-item-hover, rgba(0, 0, 0, 0.05)); color: var(--c-500, #10b981); }
    .mobile-player-menu-content .mobile-menu-item i { width: 14px; text-align: center; }
    #player-controls button { min-height: 44px; }
    /* Match the touch minimum height so the play button stays circular. */
    #player-controls #btn-play { min-width: 44px; flex-shrink: 0; }
    .song-row-actions button, .queue-actions > summary { min-width: 28px; min-height: 32px; }
    #player-progress-row { margin: 0; padding: 0; }
}

@media (min-width: 1025px) {
    .mobile-player-menu { display: none !important; }
}

/* Buffering status dots animation */
@keyframes loading-bounce {

    0%,
    80%,
    100% {
        transform: translateY(0);
        opacity: 0.5;
    }

    40% {
        transform: translateY(-4px);
        opacity: 1;
    }
}

.animate-loading-dots span {
    display: inline-block;
    animation: loading-bounce 1.4s infinite ease-in-out;
}

.animate-loading-dots span:nth-child(1) {
    animation-delay: 0s;
}

.animate-loading-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.animate-loading-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

/* Music Visualizer Loader */
@keyframes music-bar-animate {

    0%,
    100% {
        transform: scaleY(0.3);
        opacity: 0.3;
    }

    50% {
        transform: scaleY(1.2);
        opacity: 1;
    }
}

.music-visualizer-loader {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    height: 60px;
}

.music-visualizer-loader div {
    width: 5px;
    height: 40px;
    background: var(--c-500);
    border-radius: 3px;
    box-shadow: 0 0 15px color-mix(in srgb, var(--c-500) 40%, transparent);
    animation: music-bar-animate 1.2s infinite ease-in-out;
}

.music-visualizer-loader div:nth-child(1) {
    animation-delay: 0.0s;
}

.music-visualizer-loader div:nth-child(2) {
    animation-delay: 0.1s;
}

.music-visualizer-loader div:nth-child(3) {
    animation-delay: 0.2s;
}

.music-visualizer-loader div:nth-child(4) {
    animation-delay: 0.3s;
}

.music-visualizer-loader div:nth-child(5) {
    animation-delay: 0.4s;
}

.music-visualizer-loader div:nth-child(6) {
    animation-delay: 0.3s;
}

.music-visualizer-loader div:nth-child(7) {
    animation-delay: 0.2s;
}

.music-visualizer-loader div:nth-child(8) {
    animation-delay: 0.1s;
}

.music-visualizer-loader div:nth-child(9) {
    animation-delay: 0.0s;
}

/* Search Match Highlights - Consistently use theme color-mix */
.search-match {
    background-color: color-mix(in srgb, var(--c-500) 10%, transparent) !important;
    border-radius: 0.75rem;
}

.search-current {
    background-color: color-mix(in srgb, var(--c-500) 25%, transparent) !important;
    box-shadow: inset 0 0 0 2px var(--c-500) !important;
    border-radius: 0.75rem;
}

.row-selected {
    background-color: color-mix(in srgb, var(--c-500) 15%, transparent) !important;
    border-radius: 0.75rem;
}

/* Dark mode refinements: Use deeper theme mix instead of plain white */
:root[data-appearance="dark"] .search-match {
    background-color: color-mix(in srgb, var(--c-500) 12%, transparent) !important;
}

:root[data-appearance="dark"] .search-current {
    background-color: color-mix(in srgb, var(--c-500) 30%, transparent) !important;
    box-shadow: inset 0 0 0 2px var(--c-500), 0 0 15px color-mix(in srgb, var(--c-500) 30%, transparent) !important;
}

:root[data-appearance="dark"] .row-selected {
    background-color: color-mix(in srgb, var(--c-500) 18%, transparent) !important;
}

/* ---- Sort mode styles ---- */
.sort-row {
    transition: background-color 0.15s ease, transform 0.15s ease;
}

.sort-ghost {
    opacity: 0.45 !important;
    background: color-mix(in srgb, var(--c-500) 15%, var(--bg-panel, #fff)) !important;
    border: 1.5px dashed var(--c-500) !important;
    border-radius: 0.75rem !important;
}

.sort-drag {
    background: var(--bg-panel, #fff) !important;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.25), 0 0 0 1.5px var(--c-500) !important;
    border-radius: 0.75rem !important;
    cursor: grabbing !important;
    transform: scale(1.02);
}

:root[data-appearance="dark"] .sort-drag {
    background: color-mix(in srgb, var(--c-500) 20%, #1e1b2e) !important;
}

/* Hide number arrows on sort inputs */
.sort-pos-input::-webkit-outer-spin-button,
.sort-pos-input::-webkit-inner-spin-button,
.gl-sort-pos-input::-webkit-outer-spin-button,
.gl-sort-pos-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.sort-pos-input,
.sort-pos-input[type="number"],
.gl-sort-pos-input,
.gl-sort-pos-input[type="number"] {
    appearance: textfield;
    -moz-appearance: textfield;
}

/* 响应式侧边栏优化：针对垂直高度不足的情况 */
@media (max-height: 845px) {

    /* 压缩导航栏间距 */
    #main-sidebar nav ul li a,
    #main-sidebar nav ul li div[onclick] {
        padding-top: 0.4rem !important;
        padding-bottom: 0.4rem !important;
    }

    /* 迷你播放器改为横向布局 */
    #sidebar-song-info:not(.hidden) {
        display: flex !important;
        flex-direction: row !important;
        align-items: center !important;
        gap: 0.75rem !important;
        padding: 0.75rem 1rem !important;
        text-align: left !important;
    }

    #sidebar-cover {
        width: 3.25rem !important;
        height: 3.25rem !important;
        margin-bottom: 0 !important;
        border-radius: 0.5rem !important;
    }

    #sidebar-song-info>div.text-center {
        text-align: left !important;
        align-items: flex-start !important;
        flex: 1;
        min-width: 0;
    }

    #sidebar-song-name {
        font-size: 0.8rem !important;
        line-height: 1.25;
    }

    #sidebar-singer {
        font-size: 0.7rem !important;
        line-height: 1.2;
    }

    /* 压缩底部版权信息 */
    .sidebar-copyright-text {
        padding-top: 0.5rem !important;
        padding-bottom: 0.5rem !important;
    }
}

/* ── 通用控件基础样式 (Filter Tag, Select, Custom Trigger) ── */
.lm-filter-tag, .lm-select, .cs-trigger {
    font-size: 11px;
    font-weight: 600;
    border: 1.5px solid var(--border-main);
    background-color: var(--bg-panel);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.lm-filter-tag:hover, .lm-select:hover, .cs-trigger:hover {
    border-color: var(--c-400);
    color: var(--c-500);
}

.lm-filter-tag.active, .lm-select.active, .cs-wrapper.highlight .cs-trigger {
    background-color: var(--c-500);
    border-color: var(--c-500);
    color: #fff;
}

.lm-select:focus, .cs-wrapper.active .cs-trigger {
    border-color: var(--c-500);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--c-500) 20%, transparent);
    color: var(--text-main);
}

/* ── 多选筛选标签组特有样式 ── */
.lm-filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    min-height: 30px;
    align-items: center;
}

.lm-filter-tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 6px;
    white-space: nowrap;
    line-height: 1.6;
}

.lm-filter-tag:hover {
    background-color: color-mix(in srgb, var(--c-500) 8%, var(--bg-panel));
}

.lm-filter-tag.active {
    box-shadow: 0 1px 4px color-mix(in srgb, var(--c-500) 40%, transparent);
}

.lm-filter-tag.active:hover {
    background-color: var(--c-600);
    border-color: var(--c-600);
}

/* ── 统一风格的单选 select 特有样式 ── */
.lm-select {
    appearance: none;
    -webkit-appearance: none;
    width: 100%;
    padding: 3px 24px 3px 8px;
    border-radius: 6px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%236b7280'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 7px center;
    outline: none;
    line-height: 1.6;
    min-height: 26px;
}

.lm-select.active {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23ffffff'/%3E%3C/svg%3E");
}

/* ── 自定义下拉组件基础样式 ── */
.cs-wrapper {
    display: inline-block;
    vertical-align: middle;
    user-select: none;
    cursor: pointer;
}
/* 继承布局 */
.cs-wrapper.flex-1 { flex: 1; }
.cs-wrapper.flex-none { flex: none; }
.cs-wrapper.shrink-0 { flex-shrink: 0; }

.cs-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 4px 10px;
    border-radius: 10px;
    min-height: 28px;
    box-sizing: border-box;
}

.cs-trigger-text {
    flex: 1;
    min-width: 0;
    text-align: left;
}

.cs-trigger-icon {
    font-size: 8px;
    transition: transform 0.2s ease;
    margin-left: 8px;
}
.cs-wrapper.active .cs-trigger-icon { transform: rotate(180deg); }
.cs-wrapper.highlight .cs-trigger-icon { color: #fff; }

/* Portal 模式下的下拉框 */
.cs-dropdown {
    position: absolute;
    z-index: 9999; /* 必须足够高以穿透所有容器 */
    background: var(--bg-panel);
    border: 1.5px solid var(--border-main);
    border-radius: 12px;
    box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.2), 0 10px 15px -10px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    opacity: 0;
    transform: translateY(10px) scale(0.95);
    pointer-events: none;
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.15);
    overflow: hidden;
    max-height: 280px;
    overflow-y: auto;
    min-width: 120px;
}
.cs-dropdown.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}
/* 向上弹出的动画调整 */
.cs-dropdown.open-up {
    transform: translateY(-10px) scale(0.95);
}
.cs-dropdown.open-up.visible {
    transform: translateY(0) scale(1);
}

.cs-options { padding: 5px; list-style: none; margin: 0; }
.cs-option {
    padding: 8px 12px;
    font-size: 11px;
    font-weight: 500;
    border-radius: 8px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.cs-option:hover {
    background: color-mix(in srgb, var(--c-500) 10%, var(--bg-panel));
    color: var(--c-600);
    padding-left: 14px;
}
.cs-option.selected {
    background: var(--c-500);
    color: #fff !important;
    font-weight: 700;
}
.cs-option i { font-size: 9px; opacity: 0; }
.cs-option.selected i { opacity: 1; }

/* 暗色模式微调 */
.dark .cs-dropdown {
    background: rgba(31, 41, 55, 0.9);
    box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.4);
}

/* 子目录选择按钮适配 */
.subpath-btn-active {
    border-color: var(--c-500) !important;
    background-color: var(--c-50) !important;
}
:root[data-appearance="dark"] .subpath-btn-active,
.dark .subpath-btn-active {
    background-color: color-mix(in srgb, var(--c-500) 15%, transparent) !important;
}
.subpath-btn-active i,
.subpath-btn-active span {
    color: var(--c-600) !important;
}
:root[data-appearance="dark"] .subpath-btn-active i,
:root[data-appearance="dark"] .subpath-btn-active span,
.dark .subpath-btn-active i,
.dark .subpath-btn-active span {
    color: var(--c-300) !important;
}

.subpath-btn-inactive {
    border-color: var(--border-main) !important;
    background-color: transparent !important;
}
.subpath-btn-inactive:hover {
    border-color: var(--c-500) !important;
    background-color: color-mix(in srgb, var(--c-500) 8%, var(--bg-panel)) !important;
}
.subpath-btn-inactive i {
    color: var(--text-muted) !important;
}
.subpath-btn-inactive span {
    color: var(--text-main) !important;
}
.subpath-btn-inactive:hover i,
.subpath-btn-inactive:hover span {
    color: var(--c-500) !important;
}

/* ── 搜索框布尔运算符标签 (方框浅色字符) ── */
.lm-op-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
    margin: 0 2px;
    border-radius: 4px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-weight: 700;
    font-size: 11px;
    line-height: 1.4;
    user-select: none;
    background-color: color-mix(in srgb, var(--c-500) 12%, var(--bg-panel));
    color: var(--c-600);
    border: 1px solid color-mix(in srgb, var(--c-500) 40%, transparent);
    vertical-align: middle;
}
:root[data-appearance="dark"] .lm-op-tag,
.dark .lm-op-tag {
    background-color: color-mix(in srgb, var(--c-500) 22%, transparent);
    color: var(--c-300);
    border-color: color-mix(in srgb, var(--c-500) 50%, transparent);
}

.lm-rich-search-input:empty::before {
    content: attr(data-placeholder);
    color: var(--text-muted);
    opacity: 0.65;
    pointer-events: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: inline-block;
    max-width: 100%;
}

/* ── 搜索框语法错误红框高亮 ── */
.lm-search-input-error {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.35) !important;
}
:root[data-appearance="dark"] .lm-search-input-error,
.dark .lm-search-input-error {
    border-color: #f87171 !important;
    box-shadow: 0 0 0 2px rgba(248, 113, 113, 0.4) !important;
}

/* ==========================================================================
   Desktop Sidebar Collapse / Expand (电脑版侧边栏折叠控制)
   ========================================================================== */
@media (min-width: 768px) {
    #main-sidebar {
        transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
                    min-width 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
                    opacity 0.25s ease !important;
        will-change: width, min-width;
    }

    #main-sidebar > div,
    #main-sidebar > nav {
        width: 18rem;
        min-width: 18rem;
        flex-shrink: 0;
    }

    /* 桌面端折叠状态 */
    #main-sidebar.desktop-collapsed {
        width: 0 !important;
        min-width: 0 !important;
        max-width: 0 !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
        margin: 0 !important;
        border-right: none !important;
        overflow: hidden !important;
        opacity: 0 !important;
        pointer-events: none !important;
    }
}

/* 侧边窄长圆角折叠按钮 (展开时常驻在侧边栏右边缘) */
.sidebar-collapse-pill {
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 45;
    width: 20px;
    height: 76px;
    border-radius: 9999px;
    background: var(--bg-panel);
    border: 1px solid var(--border-dim);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    color: var(--text-muted);
    transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
    outline: none;
    user-select: none;
    opacity: 1;
}

.sidebar-collapse-pill:hover {
    opacity: 1;
    background: var(--bg-panel);
    border-color: var(--c-500);
    color: var(--c-600);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.14);
    transform: translateY(-50%) scale(1.08);
}

.sidebar-collapse-pill:active {
    transform: translateY(-50%) scale(0.96);
}

/* 侧边悬浮窄圆角长方形展开按钮 (折叠后悬浮在窗口左边缘) */
.sidebar-expand-pill {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 45;
    width: 16px;
    height: 76px;
    border-radius: 0 10px 10px 0;
    background: var(--bg-panel);
    border: 1px solid var(--border-dim);
    border-left: none;
    box-shadow: 3px 4px 14px rgba(0, 0, 0, 0.08);
    color: var(--text-muted);
    transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
    outline: none;
    user-select: none;
    opacity: 1;
}

.sidebar-expand-pill:hover {
    opacity: 1;
    width: 22px;
    background: var(--bg-panel);
    border-color: var(--c-500);
    color: var(--c-600);
    box-shadow: 4px 6px 18px rgba(0, 0, 0, 0.14);
}

.sidebar-expand-pill:active {
    transform: translateY(-50%) scale(0.96);
}

@media (max-width: 767px) {
    .sidebar-collapse-pill,
    .sidebar-expand-pill {
        display: none !important;
    }
    #cd-dir-side-panel {
        display: none !important;
    }
}

/* ==========================================================================
   自定义目录 · 侧边目录分类面板 (电脑版、主侧边栏折叠时)
   ========================================================================== */
@media (min-width: 768px) {
    #view-localmusic.cd-side-open { padding-left: calc(1.5rem + 15.5rem + 0.9rem); }
    #view-localmusic.cd-side-rail { padding-left: calc(1.5rem + 2.9rem + 0.9rem); }
}

#cd-dir-side-panel {
    position: absolute;
    left: 1.5rem;
    top: 1.5rem;
    bottom: 8rem;
    width: 15.5rem;
    z-index: 20;
    border-radius: 1.1rem;
    background: color-mix(in srgb, var(--bg-panel) 88%, transparent);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border-dim);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.10), inset 0 1px 0 rgba(255, 255, 255, 0.05);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s ease;
    animation: cd-side-in 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
#cd-dir-side-panel.hidden { display: none; }

@keyframes cd-side-in {
    from { opacity: 0; transform: translateX(-14px); }
    to { opacity: 1; transform: translateX(0); }
}

#cd-dir-side-panel::before {
    content: '';
    position: absolute;
    inset: 0 0 auto;
    height: 90px;
    background: linear-gradient(180deg, color-mix(in srgb, var(--c-500) 14%, transparent), transparent);
    pointer-events: none;
}

.cd-side-full { display: flex; flex-direction: column; min-height: 0; flex: 1; position: relative; }
.cd-side-rail { display: none; }

#cd-dir-side-panel.collapsed { width: 2.9rem; }
#cd-dir-side-panel.collapsed .cd-side-full { display: none; }
#cd-dir-side-panel.collapsed .cd-side-rail {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.7rem;
    padding: 0.9rem 0;
    width: 100%;
    height: 100%;
    color: var(--c-600);
    cursor: pointer;
    background: transparent;
    border: none;
    outline: none;
    transition: background 0.2s ease, color 0.2s ease;
}
#cd-dir-side-panel.collapsed .cd-side-rail:hover {
    background: color-mix(in srgb, var(--c-500) 10%, transparent);
}
.cd-side-rail-text {
    writing-mode: vertical-rl;
    letter-spacing: 0.35em;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
}
.cd-side-rail-arrow {
    margin-top: auto;
    font-size: 11px;
    color: var(--text-muted);
    transition: transform 0.2s ease;
}
.cd-side-rail:hover .cd-side-rail-arrow { transform: translateX(2px); color: var(--c-600); }

.cd-side-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.7rem 0.65rem 0.4rem 0.8rem;
}
.cd-side-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 13px;
    font-weight: 800;
    color: var(--text-main);
    min-width: 0;
}
.cd-side-title-icon {
    width: 1.7rem;
    height: 1.7rem;
    border-radius: 0.6rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--c-600);
    background: color-mix(in srgb, var(--c-500) 16%, transparent);
    border: 1px solid color-mix(in srgb, var(--c-500) 28%, transparent);
    flex-shrink: 0;
}
.cd-side-badge {
    font-size: 9px;
    font-weight: 700;
    padding: 1px 7px;
    border-radius: 9999px;
    color: var(--c-600);
    background: color-mix(in srgb, var(--c-500) 14%, transparent);
    white-space: nowrap;
}
.cd-side-badge.on { background: var(--c-500); color: #fff; }
.cd-side-icon-btn {
    width: 1.6rem;
    height: 1.6rem;
    border-radius: 0.55rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: var(--text-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.18s ease;
}
.cd-side-icon-btn:hover { background: color-mix(in srgb, var(--c-500) 14%, transparent); color: var(--c-600); }

.cd-side-tools {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0 0.7rem 0.45rem 0.75rem;
    border-bottom: 1px solid var(--border-dim);
}
.cd-side-tool {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 0.45rem;
    font-size: 12px;
    color: var(--text-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.18s ease;
}
.cd-side-tool:hover { color: var(--c-600); background: color-mix(in srgb, var(--c-500) 12%, transparent); }
.cd-side-hint { margin-left: auto; font-size: 9px; color: var(--text-muted); opacity: 0.7; }

.cd-side-tree {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 0.45rem 0.45rem 0.7rem;
    display: flex;
    flex-direction: column;
    gap: 1px;
}
.cd-node {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.32rem 0.45rem 0.32rem 0.3rem;
    border-radius: 0.6rem;
    cursor: pointer;
    user-select: none;
    font-size: 12px;
    color: var(--text-main);
    border: 1px solid transparent;
    position: relative;
    transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}
.cd-node:hover { background: color-mix(in srgb, var(--c-500) 8%, transparent); }
.cd-node.selected {
    background: color-mix(in srgb, var(--c-500) 15%, transparent);
    border-color: color-mix(in srgb, var(--c-500) 35%, transparent);
    color: var(--c-600);
    font-weight: 700;
}
.cd-node.selected::before {
    content: '';
    position: absolute;
    left: -0.3rem;
    top: 22%;
    bottom: 22%;
    width: 3px;
    border-radius: 3px;
    background: var(--c-500);
}
.cd-node.included { color: var(--c-600); background: color-mix(in srgb, var(--c-500) 6%, transparent); }
.cd-node-caret {
    width: 1rem;
    height: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--text-muted);
    border-radius: 0.3rem;
    flex-shrink: 0;
    transition: transform 0.18s ease, background 0.15s ease;
}
.cd-node-caret.has-child:hover { background: color-mix(in srgb, var(--c-500) 18%, transparent); color: var(--c-600); }
.cd-node-caret.open { transform: none; color: var(--c-600); }
.cd-node-inc {
    font-size: 9px;
    font-weight: 700;
    padding: 0 6px;
    border-radius: 6px;
    color: var(--c-600);
    border: 1px solid color-mix(in srgb, var(--c-500) 30%, transparent);
    background: color-mix(in srgb, var(--c-500) 8%, transparent);
    flex-shrink: 0;
}

/* 多选开关（等同按住 Ctrl） */
.cd-multi-switch {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.18rem 0.55rem 0.18rem 0.35rem;
    border-radius: 9999px;
    font-size: 10.5px;
    font-weight: 700;
    color: var(--text-muted);
    background: color-mix(in srgb, var(--text-muted) 10%, transparent);
    border: 1px solid var(--border-dim);
    cursor: pointer;
    user-select: none;
    transition: all 0.2s ease;
}
.cd-multi-switch:hover { border-color: color-mix(in srgb, var(--c-500) 45%, transparent); }
.cd-multi-track {
    position: relative;
    width: 1.6rem;
    height: 0.9rem;
    border-radius: 9999px;
    background: color-mix(in srgb, var(--text-muted) 35%, transparent);
    transition: background 0.2s ease;
}
.cd-multi-knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: calc(0.9rem - 4px);
    height: calc(0.9rem - 4px);
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.cd-multi-switch.on {
    color: var(--c-600);
    background: color-mix(in srgb, var(--c-500) 14%, transparent);
    border-color: color-mix(in srgb, var(--c-500) 40%, transparent);
}
.cd-multi-switch.on .cd-multi-track { background: var(--c-500); }
.cd-multi-switch.on .cd-multi-knob { transform: translateX(0.7rem); }

.cd-modal-card {
    border: 1px solid var(--border-dim);
    border-radius: 0.9rem;
    background: color-mix(in srgb, var(--c-500) 3%, transparent);
    overflow: hidden;
}
.cd-node-icon { font-size: 12px; color: #f59e0b; flex-shrink: 0; }
.cd-node.selected .cd-node-icon, .cd-node.included .cd-node-icon { color: var(--c-500); }
.cd-node-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cd-node-count {
    font-size: 9.5px;
    font-weight: 700;
    padding: 0 6px;
    border-radius: 9999px;
    color: var(--text-muted);
    background: color-mix(in srgb, var(--text-muted) 12%, transparent);
    flex-shrink: 0;
}
.cd-node.selected .cd-node-count { background: var(--c-500); color: #fff; }
.cd-node-children {
    margin-left: 0.85rem;
    padding-left: 0.2rem;
    border-left: 1px dashed color-mix(in srgb, var(--text-muted) 35%, transparent);
    display: flex;
    flex-direction: column;
    gap: 1px;
}

/* 搜索框波浪流光动效条（从左到右淡入淡出） */
.search-wave-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-bottom-left-radius: 0.75rem;
    border-bottom-right-radius: 0.75rem;
    overflow: hidden;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 5;
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 15%, black 85%, transparent 100%);
    mask-image: linear-gradient(90deg, transparent 0%, black 15%, black 85%, transparent 100%);
}

.search-wave-bar.is-active {
    opacity: 1;
}

.search-wave-bar.is-active::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 45%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        color-mix(in srgb, var(--c-400, #34d399) 35%, transparent) 25%,
        var(--c-500, #10b981) 50%,
        color-mix(in srgb, var(--c-300, #6ee7b7) 35%, transparent) 75%,
        transparent 100%
    );
    filter: drop-shadow(0 0 4px var(--c-500, #10b981));
    animation: search-wave-sweep 2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes search-wave-sweep {
    0% {
        transform: translateX(-100%);
        opacity: 0;
    }

    25% {
        opacity: 1;
    }

    75% {
        opacity: 1;
    }

    100% {
        transform: translateX(230%);
        opacity: 0;
    }
}

/* 搜索状态条与主题色匹配 */
.search-status-text {
    color: var(--c-600, #059669);
    letter-spacing: 0.01em;
}

:root[data-appearance="dark"] .search-status-text,
.dark .search-status-text {
    color: var(--c-400, #34d399);
}

.search-cancel-btn {
    color: var(--c-600, #059669);
    border-color: var(--c-300, #a7f3d0);
    background-color: var(--c-50, #ecfdf5);
}

.search-cancel-btn:hover {
    color: #fff;
    background-color: var(--c-500, #10b981);
    border-color: var(--c-500, #10b981);
}

:root[data-appearance="dark"] .search-cancel-btn,
.dark .search-cancel-btn {
    color: var(--c-300, #6ee7b7);
    border-color: var(--c-800, #065f46);
    background-color: rgba(16, 185, 129, 0.1);
}

:root[data-appearance="dark"] .search-cancel-btn:hover,
.dark .search-cancel-btn:hover {
    color: #fff;
    background-color: var(--c-600, #059669);
    border-color: var(--c-500, #10b981);
}

.search-home-btn {
    color: var(--text-muted, #9ca3af);
    border-color: var(--c-200, #e5e7eb);
    background-color: transparent;
}

.search-home-btn:hover {
    color: var(--c-600, #059669);
    border-color: var(--c-400, #34d399);
    background-color: var(--c-50, #ecfdf5);
}

:root[data-appearance="dark"] .search-home-btn,
.dark .search-home-btn {
    color: var(--text-muted, #9ca3af);
    border-color: rgba(255, 255, 255, 0.12);
}

:root[data-appearance="dark"] .search-home-btn:hover,
.dark .search-home-btn:hover {
    color: var(--c-300, #6ee7b7);
    border-color: var(--c-600, #059669);
    background-color: rgba(16, 185, 129, 0.15);
}

/* 详情页导航栏左右对称及 Now Playing 居中 */
#player-detail-navbar .detail-nav-left,
#player-detail-navbar .detail-nav-right {
    flex: 1 1 0%;
    display: flex;
    align-items: center;
}

#player-detail-navbar .detail-nav-left {
    justify-content: flex-start;
}

#player-detail-navbar .detail-nav-right {
    justify-content: flex-end;
}

#player-detail-navbar .detail-nav-center {
    flex: 0 0 auto;
}

/* 移动端收起封面时，标题上移至顶部，隐藏 Now Playing 避免与歌曲标题重叠 */
@media (max-width: 1024px) {
    #view-player-detail.cover-collapsed #now-playing-header {
        opacity: 0 !important;
        pointer-events: none !important;
        visibility: hidden !important;
    }
}




/* Player-local contrast palette, independent of the surrounding application. */
#view-player-detail .lyric-line { color: var(--player-lyric, #b8c4d4); opacity: 1; }
#view-player-detail .lyric-line.active,
#view-player-detail .lyric-line.active .plain-lyric,
#view-player-detail .lyric-line.active .extended { color: var(--player-active, #34d399); opacity: 1; }
#view-player-detail .lyric-line .extended { opacity: 1; }
#view-player-detail .lyric-line.active .word-item,
#view-player-detail .lyric-line.has-words.active .extended .ext-item {
    background-image: linear-gradient(to right, var(--player-active, #34d399) var(--word-progress, 0%), var(--player-lyric, #b8c4d4) var(--word-progress, 0%));
}
#view-player-detail .lyric-line.has-words.active .extended { color: var(--player-lyric, #b8c4d4); }
#view-player-detail .lyric-line.scroll-target { color: var(--player-active, #34d399); }
#view-player-detail #detail-visualizer { opacity: 0.12; }