/* web/css/player.css */
/* 基础变量 */
:root {
    --tvb-bg: #09090b;
    --tvb-bg-light: #18181b;
    --tvb-border: #27272a;
    --tvb-accent: #6366f1;
    --tvb-text: #e4e4e7;
    --tvb-text-dim: #a1a1aa;
    /* cineby 主色（选集面板与设置面板的选中态/强调色） */
    --tvb-red: rgb(220, 38, 38);
    --tvb-font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* 播放器根容器与视频元素（原生 controls 已移除，全部交给自绘控件层） */
.tvb-player {
    position: relative;
    width: 100%;
    height: 100%;
    background: #000;
    overflow: hidden;
}
.tvb-player:fullscreen,
.tvb-player:-webkit-full-screen {
    width: 100vw;
    height: 100vh;
}
.tvb-video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
}
.tvb-video::cue {
    /* 原生字幕轨模式下与自绘层保持接近的观感 */
    background: rgba(0, 0, 0, 0.5);
}

/* 拖拽字幕文件提示：平时不占位，拖入时才铺满 */
.tvb-drop-hint {
    position: absolute;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 50;
    font-family: var(--tvb-font);
    font-size: 1rem;
    color: var(--tvb-text);
    background: rgba(9, 9, 11, 0.75);
    border: 2px dashed var(--tvb-accent);
    pointer-events: none;
}
.tvb-player.tvb-dropping .tvb-drop-hint {
    display: flex;
}

/* 控件层根元素 */
.tvb-controls-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    font-family: var(--tvb-font);
    color: var(--tvb-text);
    z-index: 20;
    overflow: hidden;
}
.tvb-controls-layer * {
    box-sizing: border-box;
}

/* 隐藏状态 */
.tvb-controls-layer.tvb-idle {
    cursor: none;
}
.tvb-controls-layer.tvb-idle .tvb-bottom-area,
.tvb-controls-layer.tvb-idle .tvb-meta-overlay,
.tvb-controls-layer.tvb-idle .tvb-center-area .tvb-big-play {
    opacity: 0;
    pointer-events: none;
}

/* OSD 提示 */
.tvb-osd {
    position: absolute;
    top: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 1.125rem;
    z-index: 40;
    pointer-events: none;
    transition: opacity 0.2s;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.tvb-osd-hidden {
    opacity: 0;
}

/* 中央区域：只做布局，不拦截点击 —— 否则 inset:0 会盖住底部控件条，
   所有按钮的点击都被它吃掉变成播放/暂停。点击切播绑在播放器根上。 */
.tvb-center-area {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.tvb-big-play {
    pointer-events: auto; /* 大播放键自身仍可点 */
    width: 4rem;
    height: 4rem;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s, transform 0.2s;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    cursor: pointer;
}
.tvb-big-play svg {
    width: 2rem;
    height: 2rem;
    margin-left: 0.25rem;
}
.tvb-big-play:hover {
    transform: scale(1.1);
    background: var(--tvb-accent);
}
.tvb-big-play.tvb-hidden {
    display: none;
}

.tvb-spinner-container {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}
.tvb-spinner-container.tvb-hidden {
    display: none;
}
.tvb-spinner-text {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.8);
    max-width: 70vw;
    text-align: center;
}
.tvb-spinner-text:empty {
    display: none;
}
.tvb-spinner {
    width: 3rem;
    height: 3rem;
    animation: tvb-spin 1s linear infinite;
    color: var(--tvb-accent);
}
@keyframes tvb-spin {
    to { transform: rotate(360deg); }
}

/* 底部区域 */
.tvb-bottom-area {
    margin-top: auto;
    background: linear-gradient(to top, rgba(0,0,0,0.85), transparent);
    /* 底/侧留出安全区：手势条、刘海（横屏）与圆角屏边缘不遮控件（无插槽机型 env()=0） */
    padding: 2rem
             max(1rem, env(safe-area-inset-right))
             calc(0.5rem + env(safe-area-inset-bottom))
             max(1rem, env(safe-area-inset-left));
    pointer-events: auto;
    transition: opacity 0.3s;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* 进度条 */
.tvb-progress {
    position: relative;
    height: 1.5rem;
    display: flex;
    align-items: center;
    cursor: pointer;
    touch-action: none; /* 防止在进度条上拖动时页面滚动 */
}
.tvb-progress-bg {
    position: absolute;
    left: 0; right: 0;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    transition: height 0.1s;
}
.tvb-progress-buf {
    position: absolute;
    left: 0; height: 4px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 2px;
    transition: height 0.1s;
}
.tvb-progress-cur {
    position: absolute;
    left: 0; height: 4px;
    background: var(--tvb-accent);
    border-radius: 2px;
    transition: height 0.1s;
}
.tvb-progress-thumb {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--tvb-accent);
    border-radius: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.1s;
    pointer-events: none;
}
.tvb-progress:hover .tvb-progress-bg,
.tvb-progress:hover .tvb-progress-buf,
.tvb-progress:hover .tvb-progress-cur {
    height: 6px;
}
.tvb-progress:hover .tvb-progress-thumb,
.tvb-progress.tvb-dragging .tvb-progress-thumb {
    transform: translate(-50%, -50%) scale(1);
}
.tvb-progress.tvb-live .tvb-progress-bg {
    background: rgba(255,0,0,0.2);
}
.tvb-progress.tvb-live .tvb-progress-cur {
    background: #ef4444; /* red-500 */
}
.tvb-progress.tvb-live .tvb-progress-thumb {
    background: #ef4444;
}

/* hover 气泡 */
.tvb-progress-tooltip {
    position: absolute;
    bottom: 1.5rem;
    background: rgba(0,0,0,0.8);
    color: #fff;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    transform: translateX(-50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.1s;
    white-space: nowrap;
}
.tvb-progress:hover .tvb-progress-tooltip,
.tvb-progress.tvb-dragging .tvb-progress-tooltip {
    opacity: 1;
}

/* 控件栏 */
.tvb-controls-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.tvb-controls-left, .tvb-controls-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* 按钮 */
.tvb-btn {
    background: transparent;
    border: none;
    color: var(--tvb-text);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s;
}
.tvb-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    filter: brightness(1.2);
}
.tvb-btn:active {
    transform: scale(0.92);
}
.tvb-btn svg {
    width: 1.5rem;
    height: 1.5rem;
}
.tvb-btn.tvb-active {
    color: var(--tvb-accent);
}
.tvb-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 时间 */
.tvb-time {
    font-size: 0.875rem;
    margin-left: 0.5rem;
    font-variant-numeric: tabular-nums;
}
.tvb-live-badge {
    color: #ef4444;
    font-weight: bold;
    font-size: 0.875rem;
    margin-left: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.tvb-live-badge::before {
    content: '';
    width: 6px; height: 6px;
    background: currentColor;
    border-radius: 50%;
}

/* 音量组 */
.tvb-volume-group {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.tvb-volume-slider {
    width: 0;
    opacity: 0;
    transition: width 0.2s, opacity 0.2s;
    overflow: hidden;
    display: flex;
    align-items: center;
}
.tvb-volume-group:hover .tvb-volume-slider,
.tvb-volume-slider:focus-within {
    width: 4rem;
    opacity: 1;
}

/* 菜单面板 */
.tvb-menu-panel {
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    width: 22rem;
    background: rgba(24, 24, 27, 0.95);
    border-left: 1px solid var(--tvb-border);
    z-index: 30;
    pointer-events: auto;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    transform: translateX(0);
    opacity: 1;
}
.tvb-menu-panel.tvb-hidden {
    opacity: 0;
    transform: translateX(100%);
    pointer-events: none;
}
/* 全屏压暗遮罩（cineby：bg-black/70，0.5s 淡入淡出）：任何菜单打开时点亮 */
.tvb-controls-layer::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    opacity: 0;
    pointer-events: none;
    z-index: 25; /* 压在控件（10/20）之上、菜单面板（30）之下 */
    transition: opacity 0.5s;
}
.tvb-controls-layer.tvb-menu-open::before {
    opacity: 1;
    pointer-events: auto;
}
/* 大屏设置面板：贴右浮动圆角卡（cineby 实测 420px 宽、垂直居中、右侧滑入） */
@media (min-width: 641px) {
    .tvb-menu-panel:not(.tvb-episodes-fs) {
        top: 50%;
        bottom: auto;
        left: auto;
        right: 1rem;
        width: 26.25rem;
        max-width: 92vw;
        height: calc(100% - 10rem);
        max-height: 40rem;
        background: rgba(20, 20, 20, 0.85);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 1rem;
        box-shadow: 0 16px 40px -16px rgba(0, 0, 0, 0.75),
                    inset 0 1px 0 rgba(255, 255, 255, 0.05);
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        overflow: hidden;
        transform: translateY(-50%);
        transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    }
    /* cineby 只横向滑出，不淡出 */
    .tvb-menu-panel:not(.tvb-episodes-fs).tvb-hidden {
        opacity: 1;
        transform: translateY(-50%) translateX(120%);
    }
}

/* Panel Header */
/* Panel Header：cineby 风格 —— 左侧红色圆角图标徽章 + 标题/副标题，右侧方形关闭键 */
.tvb-panel-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1.25rem 1.25rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}
.tvb-panel-head-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
}
.tvb-panel-icon {
    flex-shrink: 0;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.75rem;
    background: rgba(220, 38, 38, 0.15);
    color: var(--tvb-red);
    display: flex;
    align-items: center;
    justify-content: center;
}
.tvb-panel-icon svg {
    width: 1.25rem;
    height: 1.25rem;
}
.tvb-panel-title-group {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    min-width: 0;
}
.tvb-panel-title {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.tvb-panel-subtitle {
    font-size: 0.75rem;
    color: var(--tvb-text-dim);
}
.tvb-panel-close {
    flex-shrink: 0;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    background: rgba(255, 255, 255, 0.05);
    border: none;
    border-radius: 0.5rem;
    color: var(--tvb-text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s;
}
.tvb-panel-close:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
}
.tvb-panel-close svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* Tabs */
/* Tabs：cineby 风格 —— 灰字→白字，激活时红色圆角下划线从中心展开 */
.tvb-tabs {
    display: flex;
    align-items: center;
    overflow-x: auto;
    gap: 0.25rem;
    padding: 0.5rem 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}
.tvb-tabs::-webkit-scrollbar {
    display: none;
}
.tvb-tab {
    position: relative;
    background: none;
    border: none;
    color: var(--tvb-text-dim);
    padding: 0.625rem 0.75rem;
    cursor: pointer;
    font-size: 0.8125rem;
    font-weight: 500;
    transition: color 0.2s;
    white-space: nowrap;
}
.tvb-tab::after {
    content: '';
    position: absolute;
    left: 0.5rem;
    right: 0.5rem;
    bottom: 0;
    height: 2px;
    border-radius: 9999px;
    background: var(--tvb-red);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.2s;
}
.tvb-tab:hover {
    color: #fff;
}
.tvb-tab.tvb-active {
    color: #fff;
}
.tvb-tab.tvb-active::after {
    transform: scaleX(1);
}

/* Panel Body */
.tvb-panel-body {
    padding: 1rem 1rem calc(1rem + env(safe-area-inset-bottom));
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

/* Tile */
/* Tile：cineby 风格 —— 右圆角行 + 3px 左侧强调边，选中红色染色 */
.tvb-tile {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.75rem;
    background: none;
    border: 1px solid transparent;
    border-left: 3px solid transparent;
    border-radius: 0 0.75rem 0.75rem 0;
    color: var(--tvb-text-dim);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    text-align: left;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.tvb-tile:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
}
.tvb-tile.tvb-active {
    background: rgba(220, 38, 38, 0.15);
    border-color: rgba(220, 38, 38, 0.4);
    border-left-color: var(--tvb-red);
    color: #fff;
}
.tvb-tile-left {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.tvb-tile-main {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--tvb-text);
}
.tvb-tile.tvb-active .tvb-tile-main {
    color: #fff;
}
/* 选中行右侧的对勾用主色 */
.tvb-tile.tvb-active .tvb-tile-right {
    color: var(--tvb-red);
}
.tvb-tile-sub {
    font-size: 0.75rem;
    color: var(--tvb-text-dim);
}
.tvb-tile-right {
    display: flex;
    align-items: center;
    justify-content: center;
}
.tvb-tile-right svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* 线路测速徽标配色：优 / 良 / 差（失效同红色） */
.tvb-badge-good { color: #34d399; }
.tvb-badge-mid { color: #fbbf24; }
.tvb-badge-bad { color: #f87171; }
/* 在线字幕搜索子页 */
.tvb-sub-search-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}
.tvb-sub-search-input {
    flex: 1;
    min-width: 0;
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    border: 1px solid var(--tvb-border);
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    font-size: 0.875rem;
    outline: none;
}
.tvb-sub-search-input:focus {
    border-color: var(--tvb-accent);
}
/* ===== 选集面板（对齐 cineby 实测：滚动焦点转盘 + 重叠卡片堆） ===== */
/* 卡片列：cineby 的 -space-y-16 —— 卡片互相重叠 64px，配合缩放阶梯形成层叠感 */
.tvb-episodes-cards {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    padding: 0 1rem 1.5rem;
}
/* 选集面板滚动区：hero 随内容一起滚走（cineby 行为） */
.tvb-eps-scroll {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
}
/* 顶栏：季胶囊 + 搜索 + 关闭 */
.tvb-eps-topbar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    flex-shrink: 0;
}
.tvb-eps-chip {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    height: 2.25rem;
    padding: 0 0.75rem;
    border-radius: 0.5rem;
    background: rgba(220, 38, 38, 0.15);
    color: rgb(220, 38, 38);
    font-size: 0.8125rem;
    font-weight: 700;
    white-space: nowrap;
}
/* 搜索：整体是个 pill，图标在左，输入框无边框融进去 */
.tvb-eps-search-wrap {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    height: 2.375rem;
    padding: 0 0.75rem;
    border-radius: 9999px;
    background: rgba(20, 20, 20, 0.85);
}
.tvb-eps-search-icon {
    flex-shrink: 0;
    width: 1rem;
    height: 1rem;
    color: var(--tvb-text-dim);
}
.tvb-eps-search {
    flex: 1;
    min-width: 0;
    border: none;
    background: none;
    color: #fff;
    font-size: 0.8125rem;
    outline: none;
}
/* 去掉浏览器默认焦点框（也覆盖文末的 :focus-visible 通用规则）：
   搜索框本身融在 pill 里，聚焦态由 wrap 的背景变化表达 */
.tvb-player .tvb-eps-search:focus,
.tvb-player .tvb-eps-search:focus-visible {
    outline: none;
}
.tvb-eps-search-wrap:focus-within {
    background: rgba(40, 40, 40, 0.95);
}
.tvb-eps-search::-webkit-search-cancel-button {
    filter: invert(1);
    opacity: 0.5;
}
.tvb-eps-close {
    flex-shrink: 0;
    width: 2.25rem;
    height: 2.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    border: 1px solid var(--tvb-border);
    border-radius: 0.5rem;
    background: rgba(30, 30, 30, 0.9);
    color: var(--tvb-text-dim);
    cursor: pointer;
    transition: color 0.2s, background 0.2s;
}
.tvb-eps-close:hover {
    background: rgba(55, 55, 55, 0.9);
    color: #fff;
}
/* hero：底部对齐的居中季标题 + 集数 + 简介 */
.tvb-eps-hero {
    flex-shrink: 0;
    width: 100%;
    max-width: 18.75rem;
    text-align: center;
    padding: 0 0 1.5rem;
}
.tvb-eps-hero-title {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.25;
    color: #fff;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
}
.tvb-eps-hero-count {
    margin-top: 0.375rem;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--tvb-text-dim);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.8);
}
.tvb-eps-hero-count::before {
    content: '';
    display: inline-block;
    vertical-align: middle;
    margin-right: 0.5rem;
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 50%;
    background: rgb(220, 38, 38);
}
.tvb-eps-hero-desc {
    margin-top: 0.625rem;
    font-size: 0.75rem;
    line-height: 1.5;
    color: rgb(209, 213, 219);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.8);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.tvb-ep-card {
    display: block;
    width: 100%;
    text-align: left;
    background: none;
    border: 0;
    padding: 0;
    color: inherit;
    cursor: pointer;
    /* 缩放以中心为原点：rect 中心等于布局中心，焦点判定不受 transform 干扰 */
    transform-origin: center;
    /* 0.15s：跟手更快收敛，0.3s 配合滚动惯性会有明显「晃」感 */
    transition: transform 0.15s ease-out;
}
/* 卡片中央播放 icon：默认半透明，悬停/焦点卡上更醒目 */
.tvb-ep-card-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 2.75rem;
    height: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    color: rgba(255, 255, 255, 0.85);
    opacity: 0;
    pointer-events: none;
    z-index: 15;
    transition: opacity 0.15s ease-out, transform 0.15s ease-out;
}
.tvb-ep-card-play svg {
    width: 1.25rem;
    height: 1.25rem;
}
/* 只有焦点卡（滚动转盘中心）显示播放 icon，见 episodes-fs 区块 */
/* 「观看中」的卡片不显示播放 icon：角标已表达状态，两者叠着显示冗余 */
.tvb-ep-card.tvb-watching .tvb-ep-card-play {
    display: none;
}
/* <button> 直接当 flex 项时 Chrome 算不出固有高度，aspect-ratio 会失效、
   整张卡塌成一行字，所以真正的卡片盒子放在内层 div 上 */
.tvb-ep-card-inner {
    position: relative;
    width: 100%;
    max-width: 18.75rem;
    margin: 0 auto;
    aspect-ratio: 16 / 9;
}
/* 圆角裁剪层：图 / 压暗 / 渐变 / 文字 / 进度条都在这里面 */
.tvb-ep-card-media {
    position: absolute;
    inset: 0;
    border-radius: 1rem;
    overflow: hidden;
    background: rgb(17, 24, 39);
}
.tvb-ep-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
/* 压暗层：离焦点越远越黑（opacity 由 data-d 查表）；hover 立刻恢复 */
.tvb-ep-card-dim {
    position: absolute;
    inset: 0;
    background: #000;
    pointer-events: none;
    transition: opacity 0.3s cubic-bezier(0, 0, 0.2, 1);
}
.tvb-ep-card:hover .tvb-ep-card-dim {
    opacity: 0 !important;
}
/* 底部压暗，保证叠在画面上的文字可读 */
.tvb-ep-card-scrim {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.2), transparent);
    pointer-events: none;
}
/* 描边环：必须在裁剪层外面，否则边框被 overflow:hidden 切掉一半 */
.tvb-ep-card-ring {
    position: absolute;
    inset: 0;
    border-radius: 1rem;
    border: 1px solid transparent;
    pointer-events: none;
    z-index: 30;
    transition: border-color 0.3s cubic-bezier(0, 0, 0.2, 1), border-width 0.3s cubic-bezier(0, 0, 0.2, 1);
}
.tvb-ep-card-text {
    position: absolute;
    left: 0;
    bottom: 0.5rem;
    width: 100%;
    padding: 0.375rem 1rem;
    pointer-events: none;
    z-index: 10;
}
.tvb-ep-card-title {
    font-size: 0.8125rem;
    font-weight: 700;
    line-height: 1.25;
    color: rgb(243, 244, 246);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.7);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.tvb-ep-card-chip {
    display: inline-block;
    vertical-align: middle;
    margin-right: 0.375rem;
    padding: 0.0625rem 0.3125rem;
    border-radius: 0.25rem;
    background: rgb(220, 38, 38);
    color: #fff;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.03em;
}
/* 第二行：剩余时长 / 整集时长 */
.tvb-ep-card-time {
    margin-top: 0.125rem;
    font-size: 0.6875rem;
    color: rgb(156, 163, 175);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.7);
}
/* 简介只在焦点卡显示（cineby：非焦点卡只有标题 + 时长两行） */
.tvb-ep-card-overview {
    display: none;
    margin-top: 0.1875rem;
    font-size: 0.6875rem;
    line-height: 1.45;
    color: rgb(209, 213, 219);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.7);
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
/* 观看进度：只对上次看到的那一集显示 */
.tvb-ep-card-progress {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 0.25rem;
    background: rgba(255, 255, 255, 0.28);
}
.tvb-ep-card-progress-fill {
    height: 100%;
    background: #e50914;
}

/* Empty msg */
.tvb-empty-msg {
    text-align: center;
    color: var(--tvb-text-dim);
    padding: 2rem 0;
    font-size: 0.875rem;
}

/* Subtitle acts */
.tvb-tile-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}
.tvb-btn-secondary {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--tvb-text);
    padding: 0.5rem;
    border-radius: 0.25rem;
    cursor: pointer;
    font-size: 0.875rem;
    transition: background 0.2s, transform 0.2s;
}
.tvb-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}
.tvb-btn-secondary:active {
    transform: scale(0.96);
}
.tvb-delay-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* 菜单项 (兼容 subtitle styles 中的旧行) */
.tvb-menu-item {
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background 0.2s, filter 0.2s, transform 0.2s;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.05);
}
.tvb-menu-item:hover {
    background: rgba(255, 255, 255, 0.1);
    filter: brightness(1.1);
}
.tvb-menu-item:active {
    transform: scale(0.96);
}
.tvb-menu-item.tvb-active {
    color: var(--tvb-accent);
    background: rgba(99, 102, 241, 0.1);
}
.tvb-menu-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.5rem;
}
.tvb-menu-row.tvb-toggle {
    cursor: pointer;
    padding: 0.5rem 0.5rem;
    border-radius: 0.25rem;
}
.tvb-menu-row.tvb-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}
.tvb-menu-row select, .tvb-menu-row input[type="color"] {
    background: rgba(0,0,0,0.5);
    color: white;
    border: 1px solid var(--tvb-border);
    border-radius: 0.25rem;
    padding: 0.25rem;
}
.tvb-menu-row input[type="range"] {
    flex: 1;
    margin: 0 1rem;
}
.tvb-menu-row button {
    background: rgba(255,255,255,0.1);
    border: none;
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    cursor: pointer;
}
.tvb-menu-row button:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Switch 开关 */
.tvb-switch {
    width: 2rem;
    height: 1rem;
    background: var(--tvb-border);
    border-radius: 1rem;
    position: relative;
    transition: background 0.2s;
}
.tvb-switch::after {
    content: '';
    position: absolute;
    top: 2px; left: 2px;
    width: calc(1rem - 4px);
    height: calc(1rem - 4px);
    background: #fff;
    border-radius: 50%;
    transition: transform 0.2s;
}
.tvb-switch.on {
    background: var(--tvb-accent);
}
.tvb-switch.on::after {
    transform: translateX(1rem);
}

/* 返回按钮 */
.tvb-back-btn {
    background: transparent;
    border: none;
    color: inherit;
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 0;
    margin-right: 0.5rem;
}
.tvb-back-btn svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* 原生滑条覆盖 */
.tvb-player input[type=range] {
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    cursor: pointer;
}
.tvb-player input[type=range]::-webkit-slider-runnable-track {
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
}
.tvb-player input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    height: 12px; width: 12px;
    background: var(--tvb-accent);
    border-radius: 50%;
    margin-top: -4px;
}
.tvb-player input[type=range]::-moz-range-track {
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
}
.tvb-player input[type=range]::-moz-range-thumb {
    height: 12px; width: 12px;
    background: var(--tvb-accent);
    border-radius: 50%;
    border: none;
}

/* 大屏：选集面板贴右侧、垂直居中、背景全透明（cineby 实测：无暗底、无毛玻璃，
   只有卡片本身不透明，画面完整露出） */
@media (min-width: 641px) {
    .tvb-menu-panel.tvb-episodes-fs {
        top: 50%;
        bottom: auto;
        left: auto;
        right: 1rem;
        transform: translateY(-50%);
        width: 28.75rem;
        max-width: 92vw;
        height: calc(100% - 7.5rem);
        border-left: none;
        background: none;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
    /* 透明面板不做横向滑入（没有底可滑），只淡入淡出 */
    .tvb-menu-panel.tvb-episodes-fs.tvb-hidden {
        transform: translateY(-50%);
    }
    /* 顶栏宽度对齐卡片列：焦点卡宽 = 18.75rem × 1.15，外加卡片列的 1rem 左内边距 */
    .tvb-episodes-fs .tvb-eps-topbar {
        width: 100%;
        max-width: calc(18.75rem * 1.15 + 1rem);
        margin: 0 auto;
        padding: 0 0 0.75rem 1rem;
        justify-content: flex-end;
    }
    .tvb-episodes-fs .tvb-eps-search-wrap {
        flex: 1 1 auto;
        width: auto;
    }
    .tvb-episodes-fs .tvb-eps-scroll {
        padding: 0 0.5rem;
        /* 底部留出约半个面板高度，最后一集也能滚到中心线成为焦点
           （cineby 的 pb-[327px]）。百分比 padding 按宽度解析，这里必须用固定值。 */
        padding-bottom: 20rem;
    }
    /* hero 高度随内容走：固定 13.75rem 会在标题上方留一大块空白 */
    .tvb-episodes-fs .tvb-eps-hero {
        padding: 0.75rem 0 1.5rem;
    }
    .tvb-episodes-fs .tvb-episodes-cards {
        padding: 0;
        padding-left: 1rem;
    }
    /* 卡片重叠 64px：配合缩放阶梯形成「牌堆」层叠 */
    .tvb-episodes-fs .tvb-ep-card + .tvb-ep-card {
        margin-top: -4rem;
    }
    /* 只有焦点卡显示播放 icon（hover 焦点卡时微放大反馈） */
    .tvb-episodes-fs .tvb-ep-card[data-d="0"] .tvb-ep-card-play { opacity: 1; }
    .tvb-episodes-fs .tvb-ep-card[data-d="0"]:hover .tvb-ep-card-play {
        transform: translate(-50%, -50%) scale(1.08);
    }
    /* ---- 滚动焦点阶梯：data-d = 距中心线的卡片距离（0 最近，4 封顶） ---- */
    .tvb-episodes-fs .tvb-ep-card[data-d="0"] { transform: scale(1.15); }
    .tvb-episodes-fs .tvb-ep-card[data-d="1"] { transform: scale(1); }
    .tvb-episodes-fs .tvb-ep-card[data-d="2"] { transform: scale(0.9); }
    .tvb-episodes-fs .tvb-ep-card[data-d="3"] { transform: scale(0.8); }
    .tvb-episodes-fs .tvb-ep-card[data-d="4"] { transform: scale(0.7); }

    .tvb-episodes-fs .tvb-ep-card[data-d="0"] .tvb-ep-card-dim { opacity: 0; }
    .tvb-episodes-fs .tvb-ep-card[data-d="1"] .tvb-ep-card-dim { opacity: 0.5; }
    .tvb-episodes-fs .tvb-ep-card[data-d="2"] .tvb-ep-card-dim { opacity: 0.75; }
    .tvb-episodes-fs .tvb-ep-card[data-d="3"] .tvb-ep-card-dim { opacity: 0.9; }
    .tvb-episodes-fs .tvb-ep-card[data-d="4"] .tvb-ep-card-dim { opacity: 1; }

    /* 焦点卡：白色描边 + 大一号标题 + 展开简介 */
    .tvb-episodes-fs .tvb-ep-card[data-d="0"] .tvb-ep-card-ring {
        border-width: 2px;
        border-color: rgba(255, 255, 255, 0.9);
    }
    .tvb-episodes-fs .tvb-ep-card[data-d="0"] .tvb-ep-card-title {
        font-size: 0.9375rem;
        color: #fff;
    }
    .tvb-episodes-fs .tvb-ep-card[data-d="0"] .tvb-ep-card-time {
        font-size: 0.75rem;
        color: rgb(209, 213, 219);
    }
    .tvb-episodes-fs .tvb-ep-card[data-d="0"] .tvb-ep-card-overview {
        display: -webkit-box;
    }
}

/* Meta overlay */
.tvb-meta-overlay {
    position: absolute;
    left: 1.5rem;
    bottom: 5.5rem;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    /* 窄屏 60% 会把简介挤成两三字一行；放宽到 85%，大屏再用 rem 封顶保持阅读行长 */
    max-width: min(85%, 46rem);
    z-index: 10;
    transition: opacity 0.3s;
}
.tvb-meta-title {
    font-size: 1.75rem;
    font-weight: bold;
    color: #fff;
    text-shadow: 0 1px 4px rgba(0,0,0,0.8);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.tvb-meta-subtitle {
    font-size: 0.875rem;
    color: var(--tvb-text-dim);
    text-shadow: 0 1px 2px rgba(0,0,0,0.8);
}
.tvb-meta-desc {
    font-size: 0.875rem;
    color: var(--tvb-text-dim);
    text-shadow: 0 1px 2px rgba(0,0,0,0.8);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-top: 0.25rem;
}

/* 响应式收敛（必须放在被覆盖的基础规则之后，同优先级靠后者生效） */
@media (max-width: 640px) {
    .tvb-volume-group {
        display: none; /* 移动端整组隐藏：音量走系统实体键，图标+滑条都不占位 */
    }
    .tvb-btn-prev,
    .tvb-btn-next,
    .tvb-btn-lines,
    .tvb-btn-cc,
    .tvb-btn-pip {
        display: none; /* 移动端收敛：选集走浮层；线路/字幕在设置面板里也有入口；PiP 手机上没意义 */
    }
    /* 底部控制条是 overlay（约 100px），几何居中会让画面在视觉上偏下；
       上移半个控制条高度，让视频在「控制条以上的净空区」里看起来居中 */
    .tvb-video {
        object-position: center calc(50% - 50px);
    }
    /* 中央大播放/暂停键、加载转圈跟着画面一起上移，保持压在画面中心 */
    .tvb-center-area {
        transform: translateY(-50px);
    }
    .tvb-time {
        font-size: 0.75rem;
    }
    .tvb-menu-panel {
        top: auto;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-height: 70%;
        border-left: none;
        border-top: 1px solid var(--tvb-border);
        border-radius: 1rem 1rem 0 0;
        transform: translateY(0);
    }
    .tvb-menu-panel.tvb-hidden {
        transform: translateY(100%);
    }
    .tvb-meta-overlay {
        left: 1rem;
        right: 1rem;   /* 撑满两侧留白：窄屏下 60%/80% 宽会挤成两三字一行，观感差 */
        max-width: none;
        bottom: max(6rem, calc(5rem + env(safe-area-inset-bottom)));
    }
    .tvb-meta-title {
        font-size: 1.25rem;
    }
    .tvb-bottom-area {
        /* 移动端规则不能覆盖掉基础规则里的安全区。额外留白同时避开
           iPhone 底部圆角；不支持 safe-area 的内嵌 WebView 也有保底间距。 */
        padding: 1.5rem
                 max(1.5rem, calc(env(safe-area-inset-right) + 0.75rem))
                 max(2rem, calc(env(safe-area-inset-bottom) + 0.75rem))
                 max(1.5rem, calc(env(safe-area-inset-left) + 0.75rem));
    }
    .tvb-btn {
        padding: 0.25rem;
    }
    /* 选集浮层：移动端保持详情页 aether 风格（左 16:9 缩略图 + 右标题/剧情），
       桌面转盘的额外层（media 裁剪层 / 压暗层 / 描边环）在这里全部拆掉 */
    .tvb-episodes-cards {
        gap: 0.5rem;
        padding: 0 1rem 1.5rem;
    }
    /* 底部浮层空间有限：季标题 hero 不显示，顶栏收紧 */
    .tvb-eps-hero {
        display: none;
    }
    .tvb-eps-topbar {
        padding: 0.875rem 0.875rem 0.625rem;
        gap: 0.5rem;
    }
    .tvb-eps-chip {
        height: 2rem;
        padding: 0 0.75rem;
    }
    .tvb-ep-card {
        transform: none !important;
    }
    .tvb-ep-card-inner {
        display: flex;
        max-width: none;
        aspect-ratio: auto;
        border-radius: 0.5rem;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid transparent;
        transition: background 0.2s, border-color 0.2s;
    }
    /* display:contents 让图/文字直接成为 inner 的 flex 子项，省一层重写 */
    .tvb-ep-card-media {
        display: contents;
    }
    .tvb-ep-card:hover .tvb-ep-card-inner {
        transform: none;
        background: rgba(255, 255, 255, 0.08);
    }
    .tvb-ep-card.tvb-active .tvb-ep-card-inner {
        box-shadow: none;
        background: rgba(99, 102, 241, 0.16);
        border-color: rgba(99, 102, 241, 0.55);
    }
    .tvb-ep-card-img {
        width: 33.333%;
        max-width: 11rem;
        flex-shrink: 0;
        aspect-ratio: 16 / 9;
        max-height: 110px;
        background: rgba(255, 255, 255, 0.06);
        border-radius: 0.375rem 0 0 0.375rem;
    }
    .tvb-ep-card-play,
    .tvb-ep-card-scrim,
    .tvb-ep-card-dim,
    .tvb-ep-card-ring {
        display: none;
    }
    /* 移动端两行都留着：空间够，且没有焦点态的概念 */
    .tvb-ep-card-overview {
        display: -webkit-box;
        color: rgba(255, 255, 255, 0.65);
        text-shadow: none;
    }
    .tvb-ep-card-time {
        text-shadow: none;
    }
    .tvb-ep-card-text {
        position: static;
        flex: 1;
        min-width: 0;
        padding: 0.625rem 0.75rem;
    }
    .tvb-ep-card-title {
        font-size: 0.8125rem;
        text-shadow: none;
        display: block;
        white-space: nowrap;
        text-overflow: ellipsis;
    }
    .tvb-ep-card-overview {
        margin-top: 0.25rem;
        font-size: 0.75rem;
        line-height: 1.55;
        color: rgba(255, 255, 255, 0.65);
        text-shadow: none;
    }
}

/* Focus-visible */
.tvb-player button:focus-visible,
.tvb-player input:focus-visible,
.tvb-player select:focus-visible {
    outline: 2px solid var(--tvb-accent);
    outline-offset: -2px;
}

/* 减弱动画 */
@media (prefers-reduced-motion: reduce) {
    .tvb-player * {
        transition: none !important;
        animation-duration: 0.01ms !important;
    }
}