/* ===== 数据网盘样式（从 drive.php 抽离，可被浏览器缓存） ===== */
:root {
    --pri: #1D5BFF; --pri-d: #0E4BC9; --pri-l: #4C86FF; --pri-h: #4C86FF;
    --pri-bg: rgba(29,91,255,0.08);
    --bg: #f2f2f7; --card: #ffffff; --line: #e5e5ea; --line-l: #eef0f5;
    --t1: #1c1c1e; --t2: #3a3a3c; --t3: #8e8e93; --t4: #c7c7cc;
    --row-alt: #fafbff;
    --ok: #34c759; --warn: #ff9500; --warn-bg: rgba(255,149,0,0.08);
    --err: #ff3b30;
    --r: 16px; --r-sm: 8px;
    --radius: 12px; --radius-sm: 8px; --radius-lg: 16px;
    --ring: 0 0 0 3px rgba(29,91,255,0.14);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04), 0 1px 3px rgba(0,0,0,0.05);
    --shadow: 0 2px 6px rgba(0,0,0,0.04), 0 10px 24px -8px rgba(0,0,0,0.10);
    --shadow-lg: 0 4px 12px rgba(0,0,0,0.06), 0 24px 54px -16px rgba(0,0,0,0.20);
    /* 动效与渐变基调 */
    --ease: cubic-bezier(.22,1,.36,1);
    --ease-spring: cubic-bezier(.34,1.45,.64,1);
    --dur-1: 140ms; --dur-2: 220ms; --dur-3: 340ms;
    --pri-grad: linear-gradient(135deg, var(--pri-l), var(--pri));
    --pri-soft: linear-gradient(135deg, rgba(29,91,255,.14), rgba(76,134,255,.05));
    --warn-soft: linear-gradient(135deg, rgba(255,174,72,.20), rgba(255,149,0,.06));
    /* 文件类型色（图片/视频/音频/文档…各一色，深浅主题各一套） */
    --t-image: #0ea5a4;  --t-video: #e5484d;  --t-audio: #a855f7;
    --t-doc: #1d5bff;    --t-sheet: #16a34a;  --t-slides: #f97316;
    --t-archive: #b45309; --t-code: #475569;   --t-text: #6b7280;
    --t-font: #d946ef;   --t-other: #8e8e93;
    --ring: 0 0 0 3px var(--pri-bg);
    /* 吸顶偏移：顶栏 / 工具栏高度（响应式断点会覆盖） */
    --hdr-h: 52px; --tb-h: 44px;
}
:root.dark-mode {
    --pri: #818cf8; --pri-d: #6366f1; --pri-l: #a5b4fc; --pri-h: #a5b4fc;
    --pri-bg: rgba(99,102,241,0.15);
    --bg: #0f172a; --card: #1e293b; --line: #334155; --line-l: #26334a;
    --t1: #f1f5f9; --t2: #cbd5e1; --t3: #64748b; --t4: #475569;
    --row-alt: #1a2332;
    --ok: #34d399; --warn: #fbbf24; --warn-bg: rgba(251,191,36,0.12);
    --err: #f87171;
    --ring: 0 0 0 3px rgba(129,140,248,0.18);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.30);
    --shadow: 0 2px 8px rgba(0,0,0,0.35), 0 12px 28px -10px rgba(0,0,0,0.55);
    --shadow-lg: 0 6px 16px rgba(0,0,0,0.40), 0 28px 60px -18px rgba(0,0,0,0.70);
    --pri-grad: linear-gradient(135deg, #a5b4fc, #6366f1);
    --pri-soft: linear-gradient(135deg, rgba(129,140,248,.20), rgba(99,102,241,.07));
    --warn-soft: linear-gradient(135deg, rgba(251,191,36,.20), rgba(251,191,36,.05));
    --t-image: #2dd4bf;  --t-video: #f87171;  --t-audio: #c084fc;
    --t-doc: #93c5fd;    --t-sheet: #4ade80;  --t-slides: #fb923c;
    --t-archive: #fcd34d; --t-code: #cbd5e1;   --t-text: #94a3b8;
    --t-font: #f0abfc;   --t-other: #64748b;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
/* 原生控件（勾选框、滚动条、下拉）跟随主题，避免暗色下出现白方块 */
:root { color-scheme: light; }
:root.dark-mode { color-scheme: dark; }
/* 主题切换：整页快照交叉淡入（与文案库 theme.js 同一套），期间抑制各元素参差的 transition */
:root.theme-switching,
:root.theme-switching *,
:root.theme-switching *::before,
:root.theme-switching *::after { transition: none !important; }
@keyframes themeFadeIn { from { opacity: 0; } to { opacity: 1; } }
::view-transition-old(root) { animation: none; z-index: 1; }
::view-transition-new(root) { animation: themeFadeIn .24s ease both; z-index: 2; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
    background: var(--bg); color: var(--t1); font-size: 15px;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    background-image: radial-gradient(90% 60% at 12% -10%, var(--pri-bg), transparent 60%);
    background-attachment: fixed;
}
a { text-decoration: none; color: inherit; }
button { border: none; cursor: pointer; background: none; font-family: inherit; }
::selection { background: var(--pri-bg); color: var(--pri-d); }
:root.dark-mode ::selection { color: #e0e7ff; }
:focus-visible { outline: 2px solid var(--pri); outline-offset: 2px; }

/* ===== HEADER ===== */
.drive-header {
    background: rgba(255,255,255,0.82);
    backdrop-filter: blur(18px) saturate(1.6);
    -webkit-backdrop-filter: blur(18px) saturate(1.6);
    border-bottom: 1px solid var(--line);
    padding: 0 24px; height: 52px; display: flex; align-items: center;
    gap: 16px; position: sticky; top: 0; z-index: 200;
    box-shadow: 0 6px 20px -18px rgba(0,0,0,0.45);
    transition: box-shadow var(--dur-3) var(--ease);
}
/* 滚动后顶栏与正文拉开距离 */
.drive-header.is-scrolled { box-shadow: 0 10px 26px -18px rgba(0,0,0,0.34); }
.drive-header.is-scrolled::after { opacity: .6; }
/* 底部一条极淡的主色高光，滚动时与正文分离 */
.drive-header::after {
    content: ''; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
    background: linear-gradient(90deg, transparent, var(--pri-l) 25%, var(--pri) 50%, var(--pri-l) 75%, transparent);
    opacity: .35; pointer-events: none;
    transition: opacity var(--dur-3) var(--ease);
}
.drive-logo {
    font-size: 18px; font-weight: 800; color: var(--t1); letter-spacing: .2px;
    display: flex; align-items: center; gap: 9px; white-space: nowrap;
}
.drive-logo svg {
    width: 28px; height: 28px; padding: 5px; box-sizing: border-box; border-radius: 9px;
    background: var(--pri-grad); color: #fff;
    box-shadow: 0 5px 14px -6px rgba(29,91,255,0.65);
    transition: transform var(--dur-2) var(--ease-spring), box-shadow var(--dur-2) var(--ease);
}
.drive-logo:hover svg { transform: translateY(-1px) rotate(-6deg) scale(1.06); box-shadow: 0 8px 18px -6px rgba(29,91,255,0.75); }
.drive-logo:active svg { transform: scale(.94); }
.drive-search-wrap { flex: 1; max-width: 480px; position: relative; }
.drive-search-wrap > svg {
    position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
    width: 17px; height: 17px; color: var(--t3); pointer-events: none;
    transition: color var(--dur-1) var(--ease), transform var(--dur-2) var(--ease-spring);
}
.drive-search-wrap:focus-within > svg { color: var(--pri); transform: translateY(-50%) scale(1.12); }
.drive-search {
    width: 100%; height: 40px; padding: 0 14px 0 40px;
    border: 1.5px solid var(--line); border-radius: 999px;
    background: var(--card); color: var(--t1); font-size: 15px;
    outline: none;
    transition: border-color var(--dur-1), background var(--dur-1), box-shadow var(--dur-2) var(--ease);
    box-shadow: var(--shadow-sm);
}
.drive-search:hover { border-color: var(--t4); }
.drive-search:focus { border-color: var(--pri); box-shadow: 0 0 0 4px var(--pri-bg), var(--shadow-sm); }
.drive-search::placeholder { color: var(--t3); }
/* 搜索结果高亮 */
mark.search-hl {
    background: rgba(29,91,255,0.16);
    color: var(--pri);
    border-radius: 3px;
    padding: 0 1px;
    font-weight: 600;
}
:root.dark-mode mark.search-hl {
    background: rgba(129,140,248,0.24);
    color: #c7d2fe;
}
/* 搜索建议/历史下拉 */
.drive-search-suggest {
    position: absolute; top: calc(100% + 8px); left: 0; right: 0;
    background: var(--card); border: 1px solid var(--line);
    border-radius: 14px; box-shadow: var(--shadow-lg); z-index: 300;
    max-height: 300px; overflow-y: auto; padding: 6px;
    transform-origin: top center;
    animation: suggestIn .2s var(--ease) both;
}
@keyframes suggestIn { from { opacity: 0; transform: translateY(-6px) scale(.985); } }
.drive-search-suggest[hidden] { display: none; }
.drive-suggest-head {
    font-size: 12px; color: var(--t3); font-weight: 700;
    padding: 6px 10px 4px; letter-spacing: .3px;
}
.drive-suggest-item {
    display: flex; align-items: center; gap: 8px;
    padding: 8px 10px; border-radius: 8px; cursor: pointer;
    font-size: 13.5px; color: var(--t2);
    transition: background var(--dur-1), color var(--dur-1), transform var(--dur-1) var(--ease);
}
.drive-suggest-item:hover, .drive-suggest-item.active { background: var(--pri-bg); color: var(--t1); transform: translateX(2px); }
/* 覆盖 .drive-search-wrap svg 的绝对定位，保证图标与文字同行 */
.drive-search-suggest .drive-suggest-item svg {
    width: 14px; height: 14px; color: var(--t3); flex-shrink: 0;
    position: static; left: auto; top: auto; transform: none; pointer-events: auto;
}
.drive-suggest-del {
    margin-left: auto; background: none; border: none; cursor: pointer;
    color: var(--t3); padding: 2px 4px; border-radius: 5px; display: none;
    align-items: center; justify-content: center; flex-shrink: 0;
    transition: color var(--dur-1), background var(--dur-1), transform var(--dur-1);
}
.drive-search-suggest .drive-suggest-del svg {
    width: 12px; height: 12px; display: block;
    position: static; left: auto; top: auto; transform: none; pointer-events: none;
}
.drive-suggest-item:hover .drive-suggest-del { display: inline-flex; }
.drive-suggest-del:hover { color: var(--err); background: var(--warn-bg); transform: scale(1.12); }
.drive-suggest-tip { font-size: 12px; color: var(--t3); padding: 4px 10px 8px; line-height: 1.6; }
.drive-suggest-tip b { color: var(--t2); font-weight: 700; }
.drive-header-actions { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.drive-header-actions a.btn-back {
    color: var(--t3); font-size: 15px; font-weight: 600;
    padding: 6px 12px; border-radius: 999px;
    display: inline-flex; align-items: center; gap: 6px;
    transition: color var(--dur-1), background var(--dur-1), transform var(--dur-2) var(--ease);
}
.drive-header-actions a.btn-back:hover { color: var(--pri); background: var(--pri-bg); }
.drive-header-actions a.btn-back:hover svg { transform: translateX(-3px); }
.drive-header-actions a.btn-back:active { transform: scale(.96); }
.drive-header-actions a.btn-back svg { transition: transform var(--dur-2) var(--ease); }
.theme-btn {
    width: 36px; height: 36px; border: 1.5px solid var(--line);
    border-radius: 10px; color: var(--t2); background: var(--card);
    display: flex; align-items: center; justify-content: center;
    box-shadow: var(--shadow-sm);
    transition: border-color var(--dur-1), color var(--dur-1), background var(--dur-1), transform var(--dur-2) var(--ease-spring);
}
.theme-btn:hover { border-color: var(--pri); color: var(--pri); }
.theme-btn:hover svg { transform: rotate(-18deg) scale(1.08); }
.theme-btn:active { transform: scale(.9); }
.theme-btn svg { width: 18px; height: 18px; transition: transform var(--dur-3) var(--ease-spring); }

/* ===== TOOLBAR ===== */
.drive-toolbar {
    background: var(--card); border-bottom: 1px solid var(--line);
    padding: 5px 24px; display: flex; align-items: center; gap: 10px;
    flex-wrap: wrap; min-height: var(--tb-h);
    position: sticky; top: var(--hdr-h); z-index: 190;
}
/* 分段控件：底色滑块在两个视图按钮间滑动 */
.view-toggle {
    position: relative; display: flex; gap: 0; padding: 2px;
    border: 1px solid var(--line); border-radius: 10px; background: var(--bg);
    margin-left: 4px;
}
.view-toggle::before {
    content: ''; position: absolute; z-index: 0; top: 2px; left: 2px;
    width: calc(50% - 2px); height: calc(100% - 4px); border-radius: 8px;
    background: var(--pri-grad); box-shadow: 0 4px 10px -4px rgba(29,91,255,0.7);
    transition: transform var(--dur-3) var(--ease-spring);
}
.view-toggle[data-view="grid"]::before { transform: translateX(100%); }
.view-btn {
    position: relative; z-index: 1;
    width: 32px; height: 32px; border: none; background: transparent;
    color: var(--t3); display: flex; align-items: center; justify-content: center;
    transition: color var(--dur-2) var(--ease), transform var(--dur-2) var(--ease-spring);
}
.view-btn:hover { color: var(--pri); }
.view-btn.active { color: #fff; }
.view-btn:active { transform: scale(.88); }
.view-btn svg { width: 15px; height: 15px; }
.item-count {
    font-size: 13px; color: var(--t3); margin-left: auto; font-weight: 500;
    font-variant-numeric: tabular-nums;
}
/* 批量操作条：选中后浮到页面底部的胶囊 */
.batch-bar {
    display: none; align-items: center; gap: 8px;
    background: transparent; border: none;
    border-radius: 0; padding: 0; height: 32px;
}
.batch-bar.show {
    position: fixed; left: 50%; bottom: 22px; z-index: 420;
    display: flex; height: auto; padding: 8px 10px 8px 16px; border-radius: 999px;
    flex-wrap: nowrap;
    background: var(--card); border: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(14px) saturate(1.4);
    -webkit-backdrop-filter: blur(14px) saturate(1.4);
    max-width: calc(100vw - 24px);
    animation: batchBarIn .36s var(--ease-spring) both;
}
@keyframes batchBarIn { from { opacity: 0; transform: translateX(-50%) translateY(20px) scale(.92); } }
@keyframes batchBarOut { to { opacity: 0; transform: translateX(-50%) translateY(14px) scale(.95); } }
.batch-bar.leaving { animation: batchBarOut .2s var(--ease) both; }
.batch-bar span {
    font-size: 13px; color: var(--pri); font-weight: 700;
    background: var(--pri-bg); padding: 4px 10px; border-radius: 999px;
    font-variant-numeric: tabular-nums; white-space: nowrap;
}
.batch-bar span.pop { animation: countPop .28s var(--ease-spring); }
@keyframes countPop { 0% { transform: scale(1); } 40% { transform: scale(1.12); } 100% { transform: scale(1); } }
.batch-clear {
    width: 26px; height: 26px; border-radius: 50%; flex-shrink: 0;
    color: var(--t3); display: flex; align-items: center; justify-content: center;
    transition: color var(--dur-1), background var(--dur-1), transform var(--dur-2) var(--ease-spring);
}
.batch-clear:hover { color: var(--err); background: var(--warn-bg); transform: rotate(90deg); }
.batch-clear:active { transform: rotate(90deg) scale(.86); }
.batch-clear svg { width: 14px; height: 14px; }
.batch-btn {
    height: 32px; padding: 0 12px; border-radius: 999px;
    background: var(--pri-grad); color: #fff; font-size: 13px; font-weight: 600;
    display: flex; align-items: center; gap: 6px;
    white-space: nowrap; flex-shrink: 0;
    box-shadow: 0 6px 16px -8px rgba(29,91,255,0.8);
    transition: box-shadow var(--dur-2) var(--ease), transform var(--dur-2) var(--ease-spring), filter var(--dur-1);
}
.batch-btn:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 10px 20px -8px rgba(29,91,255,0.85); }
.batch-btn:active { transform: translateY(0) scale(.97); }
.batch-btn svg { width: 15px; height: 15px; transition: transform var(--dur-2) var(--ease); }
.batch-btn:hover svg { transform: translateY(1px); }
.batch-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; filter: none; }
.row-dl { width: 26px; height: 26px; }
.drive-card-download { width: 30px; height: 30px; }
.drive-card-batch-cb { width: 20px; height: 20px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .drive-grid { grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); }
}
@media (max-width: 768px) {
    :root { --hdr-h: 48px; }
    .drive-header { padding: 0 12px; height: 48px; gap: 6px; }
    .drive-logo { flex-shrink: 0; }
    .drive-logo span { display: none; }
    .drive-search-wrap { max-width: none; flex: 1; min-width: 0; }
    .drive-search { height: 36px; font-size: 14px; }
    .drive-header-actions { flex-shrink: 0; }
    .drive-header-actions a.btn-back { padding: 5px 8px; font-size: 13px; }
    .drive-header-actions a.btn-back span { display: none; }
    .drive-header-actions a.btn-back svg { width: 15px; height: 15px; }
    .drive-toolbar { padding: 6px 12px; gap: 8px; flex-wrap: wrap; min-height: auto; align-content: flex-start; }
    .view-toggle { order: 2; margin-left: 0; }
    .view-btn { width: 32px; height: 32px; }
    .col-batch-btn { order: 3; height: 32px; padding: 0 10px; font-size: 12px; }
    .col-batch-btn span { display: inline; }
    .item-count { order: 4; margin-left: 0; width: 100%; font-size: 12px; padding: 2px 0 0; }
    .batch-bar.show { bottom: 16px; left: 50%; padding: 7px 8px 7px 12px; gap: 6px; justify-content: center; }
    .batch-bar span { font-size: 12px; padding: 3px 9px; }
    .batch-clear { width: 24px; height: 24px; }
    .batch-btn { height: 32px; padding: 0 10px; font-size: 12px; }
    .drive-breadcrumb {
        position: static;
        padding: 6px 12px; font-size: 13px;
        overflow-x: auto; overflow-y: hidden;
        white-space: nowrap; flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .drive-breadcrumb::-webkit-scrollbar { display: none; }
    .bc-item { flex-shrink: 0; white-space: nowrap; }
    .drive-main { padding: 6px 8px 16px; }
    .drive-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 8px; }
    .drive-card { padding: 10px 8px 8px; border-radius: 10px; }
    .drive-card-thumb { height: 60px; }
    .drive-card-icon { width: 40px; height: 40px; }
    .drive-card-icon svg { width: 24px; height: 24px; }
    .drive-card-name { font-size: 12px; line-height: 1.3; max-width: 100%; }
    .drive-card-meta { font-size: 11px; margin-top: 3px; }
    .drive-card-batch-cb { width: 20px; height: 20px; top: 4px; left: 4px; }
    .drive-card-download { width: 26px; height: 26px; top: 4px; right: 4px; }
    .drive-card-download svg { width: 13px; height: 13px; }
    /* ========== 列表视图 768px：两行卡片式布局（文件名 + 下方副信息） ========== */
    /* ---- 表头：精简为「序号 图标 文件名 操作」4列 ---- */
    .drive-list-header {
        display: grid;
        grid-template-columns: 24px 36px 1fr 36px;
        padding: 4px 6px; font-size: 11px; gap: 6px 8px;
    }
    .drive-main.batch-mode .drive-list-header {
        grid-template-columns: 24px 36px 1fr 36px 28px;
    }
    .drive-list-header::after { left: 6px; right: 6px; }
    /* 隐藏多余的表头文字（类型/大小/添加时间/修改时间） */
    .drive-list-header > :nth-child(4),
    .drive-list-header > :nth-child(5),
    .drive-list-header > :nth-child(6),
    .drive-list-header > :nth-child(7),
    .drive-list-header > :nth-child(8) { display: none; }
    .drive-list-header > span {
        display: flex; align-items: center; padding: 4px 6px;
        min-height: 18px; border-radius: 6px; white-space: nowrap;
    }
    .drive-list-header .col-name { grid-column: 3; padding-left: 4px; }
    .drive-list-header .col-check {
        grid-column: 4;
        justify-content: center; width: auto;
    }
    .drive-main.batch-mode .drive-list-header .col-check { grid-column: 5; }
    .drive-main:not(.batch-mode) .drive-list-header .col-check,
    .drive-main:not(.batch-mode) .drive-list-row .row-check {
        display: none;
    }
    /* ---- 列表行：卡片式 — 图标列 + 中间信息块(row-info) + 操作 ---- */
    .drive-list-row {
        display: grid !important;
        grid-template-columns: 24px 36px 1fr 36px;
        grid-template-rows: auto;
        padding: 8px 6px;
        gap: 4px 8px;
        align-items: flex-start;
        min-height: 58px;
        position: relative;
    }
    .drive-main.batch-mode .drive-list-row {
        grid-template-columns: 24px 36px 1fr 36px 28px;
    }
    /* 序号和图标：垂直居中 */
    .drive-list-row .row-index {
        grid-column: 1; grid-row: 1;
        align-self: center;
        font-size: 12px; padding: 0 2px; color: var(--t3); text-align: left;
    }
    .drive-list-row .row-icon {
        grid-column: 2; grid-row: 1;
        align-self: center; justify-self: center;
        width: 36px; height: 36px; border-radius: 8px;
    }
    .drive-list-row .row-icon svg { width: 22px; height: 22px; }
    /* 【关键】移动端：隐藏桌面版的独立 .row-name（第3列），只显示 .row-info 容器内的版本 */
    .drive-list-row > .row-name {
        display: none !important;
    }
    /* ---- 核心：中间信息块(row-info)改为上下两行 ---- */
    .drive-list-row .row-info {
        grid-column: 3; grid-row: 1;
        display: flex !important;
        flex-direction: column;
        justify-content: center;
        gap: 3px;
        min-width: 0;
        min-height: 40px;
        align-self: center;
    }
    .drive-list-row .row-info .row-name-m {
        font-size: 14px; font-weight: 600; line-height: 1.3;
        white-space: normal;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        word-break: break-all;
        color: var(--t1);
        margin: 0; padding: 0;
    }
    .drive-list-row .row-info .row-sub {
        display: inline-flex !important;
        align-items: center;
        flex-wrap: wrap;
        gap: 2px 4px;
        font-size: 11.5px;
        line-height: 1.2;
        color: var(--t3);
        min-height: 14px;
    }
    .drive-list-row .row-info .row-sub .row-sub-type {
        font-weight: 500;
    }
    .drive-list-row .row-info .row-sub .row-sub-sep {
        opacity: 0.6;
        margin: 0 1px;
    }
    .drive-list-row .row-info .row-sub .row-sub-size {
        font-variant-numeric: tabular-nums;
    }
    /* 隐藏原来的独立列（类型/大小/添加时间/修改时间）——信息已在 .row-sub 里展示 */
    .drive-list-row > .row-type,
    .drive-list-row > .row-meta-size,
    .drive-list-row > .row-meta-created,
    .drive-list-row > .row-meta-updated,
    .drive-list-row > .row-meta {
        display: none !important;
    }
    /* 列8（下载按钮）：垂直居中 */
    .drive-list-row > :nth-child(8) {
        grid-column: 4; grid-row: 1;
        display: flex; align-items: center; justify-content: flex-end;
        align-self: center;
    }
    .row-dl { width: 32px; height: 32px; border-radius: 7px; flex-shrink: 0; }
    .row-dl svg { width: 15px; height: 15px; }
    /* 列9（勾选）：批量模式下显示 */
    .drive-list-row .row-check {
        grid-column: 5; grid-row: 1;
        display: flex; align-items: center; justify-content: center;
        align-self: center;
        min-width: 28px;
    }
    .drive-main:not(.batch-mode) .drive-list-row .row-check {
        display: none !important;
    }
    /* 分页优化 */
    .drive-pagination { padding: 8px 12px; }
    .drive-pager { gap: 3px; }
    .drive-pager-info { font-size: 11px; margin: 0 2px; }
    .drive-pager-btn,
    .drive-pager-num {
        min-width: 28px; height: 30px; padding: 0 5px;
        font-size: 12px; border-radius: 6px;
    }
    .drive-pager-btn svg { width: 11px; height: 11px; }
    .drive-pager-ellipsis { padding: 0; font-size: 12px; }
}
@media (max-width: 480px) {
    :root { --hdr-h: 44px; }
    .drive-header { padding: 0 8px; height: 44px; gap: 4px; }
    .drive-header::after { opacity: .22; }
    .drive-logo { flex-shrink: 0; }
    .drive-logo svg { width: 26px; height: 26px; padding: 4px; border-radius: 8px; }
    .drive-search-wrap { flex: 1; min-width: 0; }
    .drive-search { height: 34px; font-size: 13px; padding: 0 10px 0 32px; }
    .drive-search-wrap > svg { width: 14px; height: 14px; left: 10px; }
    .drive-header-actions a.btn-back { padding: 4px 6px; }
    .theme-btn { width: 30px; height: 30px; border-radius: 9px; }
    .theme-btn svg { width: 14px; height: 14px; }
    .drive-toolbar { padding: 6px 8px; gap: 6px; }
    .view-toggle { border-radius: 9px; }
    .view-btn { width: 30px; height: 30px; }
    .view-btn svg { width: 13px; height: 13px; }
    .col-batch-btn { height: 30px; padding: 0 8px; font-size: 11px; gap: 4px; }
    .col-batch-btn span { display: none; }
    .col-batch-btn svg { width: 13px; height: 13px; }
    .item-count { font-size: 11px; }
    .batch-bar span { font-size: 12px; padding: 3px 8px; }
    .batch-btn { height: 30px; padding: 0 8px; font-size: 11px; gap: 4px; }
    .batch-btn svg { width: 13px; height: 13px; }
    .drive-breadcrumb {
        padding: 5px 8px; font-size: 12px;
        overflow-x: auto; overflow-y: hidden;
        white-space: nowrap; flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .drive-breadcrumb::-webkit-scrollbar { display: none; }
    .bc-item { padding: 3px 8px; font-size: 12px; flex-shrink: 0; }
    .bc-sep { flex-shrink: 0; }
    .drive-main { padding: 4px 4px 16px; }
    /* 网格视图：改为2列更清晰，避免3列太挤 */
    .drive-grid { grid-template-columns: repeat(2, 1fr); gap: 6px; }
    .drive-card { padding: 10px 6px 8px; border-radius: 10px; min-height: 110px; display: flex; flex-direction: column; align-items: center; justify-content: flex-start; }
    .drive-card-thumb { height: 60px; width: 100%; border-radius: 8px; }
    .drive-card-img-thumb { border-radius: 0; }
    .drive-card-icon { width: 36px; height: 36px; border-radius: 10px; margin: 2px auto 6px; }
    .drive-card-icon svg { width: 22px; height: 22px; }
    .drive-card-name {
        font-size: 12px; line-height: 1.3;
        white-space: normal;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        width: 100%;
        word-break: break-all;
        min-height: 2.6em;
    }
    .drive-card-meta { font-size: 10.5px; margin-top: 4px; }
    .drive-card-batch-cb { width: 18px; height: 18px; top: 4px; left: 4px; }
    .drive-card-download { width: 24px; height: 24px; top: 4px; right: 4px; border-radius: 6px; }
    .drive-card-download svg { width: 12px; height: 12px; }
    /* ========== 列表视图 480px：卡片式布局（沿用 768px 结构，仅缩小尺寸） ========== */
    .drive-list-header {
        grid-template-columns: 22px 32px 1fr 32px !important;
        padding: 3px 4px !important;
        gap: 3px 6px !important;
        font-size: 10px;
    }
    .drive-main.batch-mode .drive-list-header {
        grid-template-columns: 22px 32px 1fr 32px 24px !important;
    }
    .drive-list-header::after { left: 4px; right: 4px; }
    .drive-list-header > span {
        padding: 3px 4px; min-height: 16px; border-radius: 5px;
    }
    .drive-list-header .col-name { padding-left: 2px; }
    /* ---- 列表行：尺寸更紧凑 ---- */
    .drive-list-row {
        grid-template-columns: 22px 32px 1fr 32px !important;
        padding: 7px 4px !important;
        gap: 3px 6px !important;
        min-height: 54px;
    }
    .drive-main.batch-mode .drive-list-row {
        grid-template-columns: 22px 32px 1fr 32px 24px !important;
    }
    .drive-list-row .row-index {
        font-size: 11px; padding: 0;
    }
    .drive-list-row .row-icon {
        width: 32px; height: 32px; border-radius: 7px;
    }
    .drive-list-row .row-icon svg { width: 19px; height: 19px; }
    /* 中间信息块更紧凑 */
    .drive-list-row .row-info {
        gap: 2px;
        min-height: 36px;
    }
    .drive-list-row .row-info .row-name-m {
        font-size: 13.5px;
        line-height: 1.3;
    }
    .drive-list-row .row-info .row-sub {
        font-size: 10.5px;
        line-height: 1.15;
        gap: 2px 3px;
    }
    /* 下载按钮 */
    .row-dl {
        width: 28px !important; height: 28px !important;
        border-radius: 6px !important;
    }
    .row-dl svg { width: 13px !important; height: 13px !important; }
    /* 勾选 */
    .row-check input { width: 16px; height: 16px; }
    /* 预览弹窗优化 */
    .drive-preview-box { width: 96vw; max-height: 86vh; border-radius: 12px; height: auto; min-height: 60vh; }
    .drive-preview-header { padding: 10px 12px; gap: 6px; }
    .drive-preview-title { font-size: 13px; max-width: calc(100% - 90px); }
    .drive-preview-actions { gap: 4px; }
    .drive-preview-btn { width: 30px; height: 30px; border-radius: 7px; }
    .drive-preview-btn svg { width: 14px; height: 14px; }
    .drive-preview-body { min-height: 50vh; }
    /* 视频播放器窗口优化 */
    .drive-player { width: 96vw; max-width: none; height: min(82vh, 520px); border-radius: 10px; }
    .drive-player-btn { width: 30px; height: 30px; border-radius: 7px; }
    /* 分页极致精简：水平排列，【共N项和页码同排一行】 */
    .drive-pagination { padding: 8px 8px 12px; border-top: none; }
    .drive-pager {
        display: flex;
        flex-direction: row;           /* 横向排列 */
        flex-wrap: nowrap;             /* 【关键】不换行，强行塞入一行 */
        justify-content: center;
        align-items: center;
        gap: 3px;
        width: 100%;
        min-width: 0;
        overflow: hidden;              /* 空间实在不够时隐藏溢出，不出现竖排 */
    }
    /* 信息文字：和按钮同排，左加一点间距，字号更小 */
    .drive-pager-info {
        width: auto;                   /* 取消 width:100%，不再独占一行 */
        text-align: left;
        font-size: 10.5px;
        color: var(--t3);
        order: 40;                     /* 放在按钮/数字后面 */
        margin-left: 6px;              /* 和前面的页码分开 */
        flex-shrink: 0;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 35%;                /* 信息文字不要占太多空间，给页码留位 */
    }
    .drive-pager-info:last-of-type { display: none; }
    /* 按钮和数字 — 尺寸统一紧凑横排，flex-shrink:0 防挤压变竖条 */
    .drive-pager-btn,
    .drive-pager-num,
    .drive-pager-ellipsis {
        min-width: 0;                  /* 允许收缩 */
        width: 26px;                   /* 固定宽度，保证同排 */
        height: 28px;
        padding: 0;
        font-size: 11px;
        border-radius: 6px;
        order: 1;
        flex-shrink: 0;
        white-space: nowrap;
    }
    /* 当前页数字稍微宽一点 */
    .drive-pager-num.current { min-width: 28px; padding: 0 5px; width: auto; }
    .drive-pager-btn svg { width: 11px; height: 11px; }
    .drive-pager-ellipsis { width: 14px; min-width: 0; flex-shrink: 1; }
    /* 隐藏首页/末页大按钮节省空间 */
    .drive-pager-btn:first-of-type,
    .drive-pager-btn:last-of-type { display: none; }
}
@media (hover: none) {
    /* 触摸设备：下载按钮始终可见，不依赖 hover（批量勾选框已不再显示） */
    .drive-card .drive-card-download { opacity: .95; transform: none; pointer-events: auto; }
    .drive-list-row:hover { background: transparent; }
    .drive-list-row:active { background: var(--pri-bg); }
    .drive-card:hover { transform: none; }
}
.drive-breadcrumb {
    padding: 5px 24px; display: flex; align-items: center; gap: 3px;
    flex-wrap: wrap; font-size: 14px; background: var(--card);
    border-bottom: 1px solid var(--line);
    position: sticky; top: calc(var(--hdr-h) + var(--tb-h)); z-index: 189;
}
.bc-item {
    color: var(--pri); font-weight: 600; padding: 3px 9px;
    border-radius: 999px;
    transition: background var(--dur-1), color var(--dur-1), transform var(--dur-2) var(--ease);
}
.bc-item:hover { background: var(--pri-bg); transform: translateY(-1px); }
.bc-item:active { transform: scale(.96); }
.bc-item.current {
    color: var(--t1); cursor: default; font-weight: 700;
    background: var(--bg); box-shadow: inset 0 0 0 1px var(--line);
}
.bc-item.current:hover { background: var(--bg); transform: none; }
.bc-sep { color: var(--t4); font-size: 11px; margin: 0 1px; }

/* ===== MAIN ===== */
.drive-main { padding: 10px 14px 18px; background: transparent; }
.drive-main.view-list .drive-grid { display: none; }
.drive-main.view-list .drive-list-wrap { display: block; }
.drive-list-wrap { display: none; }

/* ===== GRID ===== */
.drive-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(156px, 1fr));
    gap: 14px;
}
.drive-grid .drive-empty { grid-column: 1 / -1; }
.drive-card {
    background: var(--card); border: 1.5px solid var(--line);
    border-radius: var(--r); padding: 14px 12px 11px;
    text-align: center; position: relative; overflow: hidden; display: block;
    box-shadow: var(--shadow-sm);
    transition: transform var(--dur-2) var(--ease), box-shadow var(--dur-2) var(--ease),
                border-color var(--dur-1), background var(--dur-1);
}
/* 悬停时从顶部浮出的主色柔光 */
.drive-card::before {
    content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 0;
    background: radial-gradient(120% 55% at 50% -12%, var(--pri-bg), transparent 72%);
    opacity: 0; transition: opacity var(--dur-2) var(--ease);
}
.drive-card:hover::before { opacity: 1; }
.drive-card > * { position: relative; z-index: 1; }
.drive-card:hover {
    border-color: var(--pri-l); transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}
.drive-card:active { transform: translateY(-1px) scale(.99); }
.drive-card-folder:hover { border-color: var(--warn); }
.drive-card-folder::before { background: radial-gradient(120% 55% at 50% -12%, var(--warn-bg), transparent 72%); }
.drive-card-icon {
    width: 52px; height: 52px; margin: 0 auto 9px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 14px;
    transition: transform var(--dur-3) var(--ease-spring), box-shadow var(--dur-2) var(--ease);
}
.drive-card-folder .drive-card-icon { background: var(--warn-soft); color: var(--warn); box-shadow: inset 0 0 0 1px rgba(255,149,0,0.12); }
.drive-card-file  .drive-card-icon  { background: var(--pri-soft);  color: var(--pri);  box-shadow: inset 0 0 0 1px rgba(29,91,255,0.10); }
/* 按类型着色：容器带 t-<type>，图标跟随（列表行 / 卡片网格 / 最近上传共用一份） */
.t-image { --tc: var(--t-image); } .t-video { --tc: var(--t-video); } .t-audio { --tc: var(--t-audio); }
.t-doc   { --tc: var(--t-doc); }   .t-sheet { --tc: var(--t-sheet); } .t-slides { --tc: var(--t-slides); }
.t-pdf   { --tc: var(--pri); }   .t-archive { --tc: var(--t-archive); } .t-code { --tc: var(--t-code); }
.t-text  { --tc: var(--t-text); }  .t-font  { --tc: var(--t-font); }   .t-other { --tc: var(--t-other); }
.drive-card[class*=" t-"] .drive-card-icon,
.drive-list-row[class*=" t-"] .row-icon,
.recent-item[class*=" t-"] .recent-item-icon { color: var(--tc); }
.drive-card[class*=" t-"] .drive-card-icon,
.drive-list-row[class*=" t-"] .row-icon {
    background: color-mix(in srgb, var(--tc) 14%, var(--card));
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--tc) 20%, transparent);
}
.drive-card:hover .drive-card-icon { transform: translateY(-2px) scale(1.07); }
.drive-card-icon svg { width: 30px; height: 30px; }
/* 缩略图容器：图片到位前先铺一层流光骨架 */
.drive-card-thumb {
    position: relative; width: 100%; height: 90px; margin-bottom: 8px;
    border-radius: 10px; overflow: hidden; background: var(--line-l);
}
.drive-card-thumb::before {
    content: ''; position: absolute; inset: 0; pointer-events: none;
    background: linear-gradient(100deg, transparent 22%, rgba(255,255,255,.7) 48%, transparent 74%);
    background-size: 220% 100%;
    animation: thumbShimmer 1.2s var(--ease) infinite;
}
.drive-card-thumb.ready::before, .drive-card-thumb.failed::before { display: none; }
.drive-card-thumb.failed { background: var(--pri-bg); }
@keyframes thumbShimmer { from { background-position: 180% 0; } to { background-position: -60% 0; } }
:root.dark-mode .drive-card-thumb { background: #172032; }
:root.dark-mode .drive-card-thumb::before {
    background: linear-gradient(100deg, transparent 22%, rgba(148,163,184,.16) 48%, transparent 74%);
}
.drive-card-img-thumb {
    width: 100%; height: 100%; display: block;
    border-radius: 0; object-fit: cover;
    background: transparent;
    opacity: 0; transform: scale(1.03);
    transition: opacity var(--dur-3) var(--ease), transform var(--dur-3) var(--ease);
}
.drive-card-img-thumb.img-ready { opacity: 1; transform: none; }
.drive-card:hover .drive-card-img-thumb.img-ready { transform: scale(1.06); }
.drive-card-name {
    font-size: 13px; font-weight: 600; color: var(--t1); line-height: 1.4;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    transition: color var(--dur-1);
}
.drive-card:hover .drive-card-name { color: var(--pri); }
.drive-card-folder:hover .drive-card-name { color: var(--warn); }
.drive-card-meta { font-size: 11.5px; color: var(--t3); margin-top: 4px; font-variant-numeric: tabular-nums; }
.drive-card-download {
    position: absolute; top: 6px; right: 6px; z-index: 2;
    width: 30px; height: 30px; border-radius: 9px;
    background: var(--pri-grad); color: #fff;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 6px 14px -6px rgba(29,91,255,0.85);
    opacity: 0; transform: translateY(-6px) scale(.82); pointer-events: none;
    transition: opacity var(--dur-2) var(--ease), transform var(--dur-2) var(--ease-spring), filter var(--dur-1);
}
.drive-card:hover .drive-card-download,
.drive-card:focus-within .drive-card-download { opacity: 1; transform: none; pointer-events: auto; }
.drive-card-download:hover { filter: brightness(1.08); }
.drive-card-download:active { transform: scale(.9); }
.drive-card-download svg { width: 15px; height: 15px; transition: transform var(--dur-2) var(--ease); }
.drive-card-download:hover svg { transform: translateY(2px); }
.drive-card-folder { text-decoration: none; color: inherit; cursor: pointer; }
.drive-card-file { cursor: pointer; }
.drive-card-batch-cb {
    position: absolute; top: 6px; left: 6px; z-index: 2;
    width: 18px; height: 18px; cursor: pointer; accent-color: var(--pri);
    opacity: 0; pointer-events: none; transform: scale(.7);
    transition: opacity var(--dur-2) var(--ease), transform var(--dur-2) var(--ease-spring);
}
.drive-main.batch-mode .drive-card.selected::after {
    content: '✓';
    position: absolute; top: 6px; left: 6px; z-index: 2;
    width: 18px; height: 18px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: var(--pri-grad); color: #fff;
    font-size: 12px; font-weight: 700; line-height: 1;
    animation: cbPop .26s var(--ease-spring);
}
@keyframes cbPop { 0% { transform: scale(.7); } 55% { transform: scale(1.28); } 100% { transform: scale(1); } }
.drive-card.selected {
    border-color: var(--pri); background: var(--pri-bg);
    box-shadow: 0 0 0 3px var(--pri-bg), var(--shadow);
}
.drive-card.selected .drive-card-name { color: var(--pri); }

/* ===== PREVIEW OVERLAY ===== */
.drive-preview-overlay {
    position: fixed; inset: 0; z-index: 9999;
    background: rgba(9,12,20,0.62);
    backdrop-filter: blur(8px) saturate(1.1);
    -webkit-backdrop-filter: blur(8px) saturate(1.1);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; animation: drivePreviewIn .22s var(--ease) forwards;
}
@keyframes drivePreviewIn { to { opacity: 1; } }
.drive-preview-overlay.fade-out { animation: drivePreviewOut .18s var(--ease) forwards; }
.drive-preview-overlay.fade-out .drive-preview-box { animation: drivePreviewBoxOut .18s var(--ease) forwards; }
@keyframes drivePreviewOut { to { opacity: 0; } }
.drive-preview-box {
    background: var(--card); border-radius: 18px;
    width: 90vw; max-width: 960px; height: 85vh; max-height: 800px;
    display: flex; flex-direction: column; overflow: hidden;
    border: 1px solid var(--line);
    box-shadow: 0 30px 80px rgba(0,0,0,0.35);
    animation: drivePreviewBoxIn .3s var(--ease) both;
}
@keyframes drivePreviewBoxIn {
    from { transform: scale(0.94) translateY(18px); opacity: 0; }
    to { transform: scale(1) translateY(0); opacity: 1; }
}
@keyframes drivePreviewBoxOut {
    to { transform: scale(0.97) translateY(8px); opacity: 0; }
}
/* 网页全屏：预览框占满整个全屏视口 */
.drive-preview-box:fullscreen,
.drive-preview-box:-webkit-full-screen {
    width: 100vw; height: 100vh; max-width: none; max-height: none;
    border-radius: 0; box-shadow: none; animation: none;
}
.drive-preview-header {
    display: flex; align-items: center; gap: 10px;
    padding: 14px 18px; border-bottom: 1px solid var(--line); flex-shrink: 0;
    background: linear-gradient(180deg, var(--card), var(--pri-bg));
}
.drive-preview-title {
    flex: 1; font-size: 14px; font-weight: 700; color: var(--t1);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.drive-preview-actions { display: flex; gap: 6px; flex-shrink: 0; }
.drive-preview-btn {
    width: 32px; height: 32px; border-radius: 9px;
    border: 1.5px solid var(--line); background: var(--card);
    color: var(--t2); display: flex; align-items: center; justify-content: center;
    transition: border-color var(--dur-1), color var(--dur-1), background var(--dur-1),
                transform var(--dur-2) var(--ease-spring);
    text-decoration: none;
}
.drive-preview-btn:hover { border-color: var(--pri); color: var(--pri); background: var(--pri-bg); transform: translateY(-1px); }
.drive-preview-btn:active { transform: scale(.9); }
.drive-preview-btn svg { width: 15px; height: 15px; transition: transform var(--dur-2) var(--ease); }
.drive-preview-btn:hover svg { transform: scale(1.06); }
.drive-preview-body {
    flex: 1; overflow: hidden; position: relative; background: var(--bg);
    display: flex; align-items: center; justify-content: center;
    animation: previewBodyIn .28s var(--ease) both;
}
@keyframes previewBodyIn { from { opacity: 0; } }
.drive-preview-body.drive-preview-office { align-items: stretch; justify-content: stretch; }
.drive-preview-img img.drive-preview-image {
    max-width: 100%; max-height: 100%; object-fit: contain;
    display: block;
}
.drive-preview-pdf iframe {
    width: 100%; height: 100%; border: none;
}
.drive-preview-video { padding: 0; }
.drive-preview-video video.drive-preview-video-el {
    width: 100%; height: 100%; max-height: 100%; object-fit: contain;
    background: #000;
}
.drive-preview-office { padding: 0; overflow: auto; }
.drive-preview-office-content { height: 100%; display: flex; flex-direction: column; }
.drive-preview-office-content .excel-preview-sheet table { border-collapse: collapse; width: 100%; font-size: 14px; }
.drive-preview-office-content .excel-preview-sheet table td, .drive-preview-office-content .excel-preview-sheet table th { border: 1px solid var(--line); padding: 5px 10px; min-width: 72px; white-space: nowrap; }
.drive-preview-office-content .excel-preview-sheet table th { background: var(--pri-bg); font-weight: 600; }
.drive-preview-office-content img { max-width: 100%; height: auto; border-radius: 4px; }
.drive-preview-office-content pre { white-space: pre-wrap; word-break: break-word; font-family: 'Cascadia Code','Fira Code',monospace; font-size: 13px; line-height: 1.6; }
.drive-preview-office-content code { font-family: 'Cascadia Code','Fira Code',monospace; background: var(--pri-bg); padding: 1px 5px; border-radius: 3px; font-size: 12px; }
.drive-preview-office-content .xlsx-table td { cursor: default; }
.drive-preview-office-content .xlsx-table td:hover { background: var(--pri-bg) !important; }
.drive-preview-loading {
    position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
    font-size: 14px; color: var(--t3); font-weight: 500; z-index: 5;
    animation: previewBodyIn .2s var(--ease) both;
}
.drive-preview-spinner {
    width: 32px; height: 32px; border: 3px solid var(--line);
    border-top-color: var(--pri); border-radius: 50%;
    animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spinFade { from { opacity: 0; transform: scale(.8); } to { opacity: 1; transform: none; } }

/* ===== 专用视频播放器窗口（ART Player） ===== */
.drive-player-overlay {
    position: fixed; inset: 0; z-index: 10000;
    background: rgba(0,0,0,0.9); display: flex; align-items: center; justify-content: center;
    animation: drivePlayerIn .2s ease;
}
@keyframes drivePlayerIn { from { opacity: 0; } to { opacity: 1; } }
.drive-player-overlay.drive-player-out { animation: drivePlayerOut .15s forwards; }
@keyframes drivePlayerOut { to { opacity: 0; } }
.drive-player {
    position: relative; box-sizing: border-box;
    display: flex; flex-direction: column;
    width: min(92vw, 1000px);
    height: min(84vh, 600px);
    border-radius: 14px; overflow: hidden; background: #000;
    box-shadow: 0 30px 80px rgba(0,0,0,0.6);
    animation: drivePlayerBoxIn .25s cubic-bezier(0.16,1,0.3,1);
}
@keyframes drivePlayerBoxIn {
    from { transform: scale(0.94) translateY(16px); opacity: 0; }
    to { transform: scale(1) translateY(0); opacity: 1; }
}
.drive-player-head {
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    padding: 6px 12px; flex-shrink: 0;
    background: rgba(0,0,0,0.45);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.drive-player-name {
    font-size: 13px; font-weight: 600; color: #fff;
    min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.drive-player-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.drive-player-btn {
    width: 32px; height: 32px; border-radius: 8px; cursor: pointer;
    border: 1px solid rgba(255,255,255,0.25); background: rgba(255,255,255,0.12);
    color: #fff; display: flex; align-items: center; justify-content: center;
    transition: background-color .15s, border-color .15s, transform .15s;
}
.drive-player-btn:hover { background: rgba(255,255,255,0.25); border-color: rgba(255,255,255,0.5); }
.drive-player-btn:active { transform: scale(0.94); }
.drive-player-btn svg { width: 16px; height: 16px; }
a.drive-player-btn { text-decoration: none; }
.drive-player-art { position: relative; flex: 1; min-height: 0; width: 100%; }
.drive-player-art .artplayer-app { width: 100%; height: 100%; }
.drive-player-loading {
    position: absolute; inset: 0; z-index: 6;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
    color: #fff; font-size: 14px; background: #000;
}

/* ===== LIST ===== */
.drive-list-wrap {
    background: var(--card); border: 1px solid var(--line);
    border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-sm);
}
.drive-list-header {
    display: grid; grid-template-columns: 20px 28px 2.6fr 0.7fr 0.75fr 1fr 1fr 46px 30px;
    gap: 8px; padding: 7px 14px;
    font-size: 12px; font-weight: 700;
    color: var(--t3); letter-spacing: 0.5px; text-transform: uppercase;
    border-bottom: none; align-items: center;
    background: linear-gradient(180deg, var(--card) 0%, var(--pri-bg) 100%);
    position: relative;
}
.drive-list-header::after {
    content: '';
    position: absolute; bottom: 0; left: 10px; right: 10px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--line) 20%, var(--line) 80%, transparent);
}
.drive-list-header > span {
    display: flex; align-items: center; justify-content: flex-start;
    padding: 4px 8px; border-radius: 8px;
    white-space: nowrap;
}
/* 可排序列：只保留指针与当前列指示，不做 hover/点击变色 */
.drive-list-header .col-sortable { cursor: pointer; user-select: none; }
.drive-list-header .col-sortable:focus-visible { outline: 2px solid var(--pri); outline-offset: -2px; }
.drive-list-header .col-sortable.is-sorted { color: var(--pri); }
.drive-list-header .sort-ind {
    width: 11px; height: 11px; margin-left: 3px; flex-shrink: 0; opacity: 0;
}
.drive-list-header .col-sortable.is-sorted .sort-ind { opacity: 1; }
.drive-list-header .col-sortable.is-desc .sort-ind { transform: rotate(180deg); }
.drive-list-header .col-name { padding-left: 0; }
.drive-list-header .col-check,
.drive-list-row .row-check {
    visibility: hidden; width: 0; overflow: hidden; min-width: 0;
    grid-column: 9;
}
.drive-main.batch-mode .drive-list-header .col-check,
.drive-main.batch-mode .drive-list-row .row-check {
    visibility: visible; width: 36px; overflow: visible; min-width: 36px;
}
.col-batch-btn {
    height: 32px; padding: 0 12px; border-radius: 999px;
    border: 1px solid var(--line); background: var(--bg);
    color: var(--t2); font-size: 13px; font-weight: 600;
    display: inline-flex; align-items: center; gap: 6px;
    transition: color var(--dur-1), background var(--dur-1), border-color var(--dur-1),
                transform var(--dur-2) var(--ease-spring), box-shadow var(--dur-2) var(--ease);
    cursor: pointer; white-space: nowrap; vertical-align: middle;
}
.col-batch-btn:hover { color: var(--pri); border-color: var(--pri); background: var(--card); }
.col-batch-btn:active { transform: scale(.96); }
.col-batch-btn.active {
    background: var(--pri-grad); border-color: transparent; color: #fff;
    box-shadow: 0 6px 16px -8px rgba(29,91,255,0.85);
}
.col-batch-btn svg { width: 13px; height: 13px; flex-shrink: 0; transition: transform var(--dur-2) var(--ease-spring); }
.col-batch-btn.active svg { transform: scale(1.12); }
.drive-list-row {
    position: relative;
    display: grid; grid-template-columns: 20px 28px 2.6fr 0.7fr 0.75fr 1fr 1fr 46px 30px;
    gap: 8px; padding: 7px 14px; align-items: center;
    border-bottom: 1px solid var(--line-l);
    transition: background var(--dur-1), box-shadow var(--dur-2) var(--ease), color var(--dur-1);
    cursor: default;
}
/* 悬停：左侧浮出主色竖条 */
.drive-list-row::before {
    content: ''; position: absolute; left: 0; top: 6px; bottom: 6px; width: 3px;
    border-radius: 0 3px 3px 0; background: var(--pri);
    transform: scaleY(0); transform-origin: center; opacity: 0;
    transition: transform var(--dur-2) var(--ease), opacity var(--dur-1);
}
.drive-list-row:hover::before, .drive-list-row.selected::before { transform: scaleY(1); opacity: 1; }
.drive-list-row.clickable { cursor: pointer; }
.drive-list-row:last-child { border-bottom: none; margin-bottom: 0; }
/* 表头也是同级 div，所以奇偶要反过来才是「首行留白」 */
.drive-list-row:nth-of-type(odd) { background: var(--row-alt); }
.drive-list-row:hover { background: var(--pri-bg); }
.drive-list-row:active { background: var(--pri-bg); }
.drive-list-row.selected { background: var(--pri-bg); }
.drive-list-row.selected .row-name { color: var(--pri); }
.row-check { display: flex; align-items: center; justify-content: center; width: 24px; flex-shrink: 0; }
/* 批量选择改为「点击整行/整卡」：勾选框只保留状态与键盘可达性，不再显示 */
.drive-main .row-check input,
.drive-main .drive-card-batch-cb {
    position: absolute; width: 1px; height: 1px; margin: 0; padding: 0;
    opacity: 0; pointer-events: none;
}
.drive-main .drive-list-row:has(.row-check input:focus-visible),
.drive-main .drive-card:has(.drive-card-batch-cb:focus-visible) {
    outline: 2px solid var(--pri); outline-offset: -2px;
}
.drive-main.batch-mode .drive-list-row,
.drive-main.batch-mode .drive-card { cursor: pointer; user-select: none; }
/* 选中反馈：行尾浮出圆形对勾 */
.drive-main.batch-mode .row-check::after {
    content: '✓';
    display: none;
    width: 18px; height: 18px; border-radius: 50%;
    align-items: center; justify-content: center;
    background: var(--pri-grad); color: #fff;
    font-size: 12px; font-weight: 700; line-height: 1;
}
.drive-main.batch-mode .drive-list-row.selected .row-check::after {
    display: inline-flex;
    animation: cbPop .26s var(--ease-spring);
}
.row-index {
    font-size: 12.5px; color: var(--t4); font-weight: 600;
    text-align: center; min-width: 20px; padding: 0 4px;
    font-variant-numeric: tabular-nums;
    transition: color var(--dur-1);
}
.drive-list-row:hover .row-index { color: var(--pri); }
.row-icon {
    width: 32px; height: 32px; border-radius: 9px;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    transition: transform var(--dur-2) var(--ease-spring), box-shadow var(--dur-2) var(--ease);
}
.row-icon.folder { background: var(--warn-soft); color: var(--warn); box-shadow: inset 0 0 0 1px rgba(255,149,0,0.12); }
.row-icon.file  { background: var(--pri-soft);  color: var(--pri);  box-shadow: inset 0 0 0 1px rgba(29,91,255,0.10); }
.drive-list-row:hover .row-icon { transform: scale(1.08); }
.row-icon svg  { width: 18px; height: 18px; }
.row-name {
    font-size: 15px; font-weight: 600; color: var(--t1);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    cursor: default; transition: color var(--dur-1);
}
.drive-list-row:not(.clickable) .row-name { cursor: pointer; }
.drive-list-row:not(.clickable) .row-name:hover { color: var(--pri); text-decoration: underline; text-underline-offset: 3px; }
.row-meta { font-size: 13px; color: var(--t3); font-variant-numeric: tabular-nums; }
.row-type {
    font-size: 11px; color: var(--pri); font-weight: 700; letter-spacing: .3px;
    background: var(--pri-bg); padding: 3px 8px; border-radius: 999px;
    justify-self: start; max-width: 100%;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.drive-list-row.clickable .row-type { color: var(--warn); background: var(--warn-bg); }
.row-dl {
    width: 30px; height: 30px; border-radius: 9px;
    border: none; background: transparent;
    color: var(--t3); display: flex; align-items: center; justify-content: center;
    transition: background var(--dur-1), color var(--dur-1), transform var(--dur-2) var(--ease-spring);
}
.row-dl:hover { background: var(--pri-grad); color: #fff; transform: translateY(-1px); }
.row-dl:active { transform: scale(.88); }
.row-dl svg { width: 14px; height: 14px; transition: transform var(--dur-2) var(--ease); }
.row-dl:hover svg { transform: translateY(2px); }

/* 手机端卡片式列表：桌面端隐藏包装块，保持9列独立布局 */
.row-info { display: none; }
.row-sub { display: none; }
.row-name-m { display: none; }

/* ===== PAGINATION ===== */
.drive-pagination {
    padding: 10px 24px 6px;
    border-top: 1px solid var(--line);
}
.drive-pager {
    display: flex; align-items: center; justify-content: flex-start;
    gap: 5px; flex-wrap: wrap;
}
.drive-pager-info {
    font-size: 13px; color: var(--t3); margin: 0 4px;
    font-variant-numeric: tabular-nums;
}
.drive-pager-ellipsis {
    font-size: 13px; color: var(--t4); padding: 0 2px;
}
.drive-pager-btn:disabled,
.drive-pager-num:disabled {
    opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none;
}
.drive-pager-btn,
.drive-pager-num {
    min-width: 30px; height: 32px; padding: 0 6px;
    border: 1px solid var(--line); background: var(--card);
    color: var(--t2); font-size: 13px; border-radius: 9px;
    cursor: pointer;
    transition: border-color var(--dur-1), color var(--dur-1), background var(--dur-1),
                transform var(--dur-2) var(--ease-spring), box-shadow var(--dur-2) var(--ease);
    display: flex; align-items: center; justify-content: center;
    font-family: inherit; font-variant-numeric: tabular-nums;
}
.drive-pager-btn:hover:not(:disabled),
.drive-pager-num:hover:not(:disabled) {
    border-color: var(--pri); color: var(--pri); transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}
.drive-pager-btn:active:not(:disabled),
.drive-pager-num:active:not(:disabled) { transform: translateY(0) scale(.94); }
.drive-pager-num.cur {
    background: var(--pri-grad); border-color: transparent; color: #fff;
    box-shadow: 0 6px 16px -8px rgba(29,91,255,0.9);
}
.drive-pager-num.cur:hover { background: var(--pri-grad); border-color: transparent; color: #fff; }
.drive-pager-btn svg { width: 12px; height: 12px; transition: transform var(--dur-2) var(--ease); }
.drive-pager-btn:hover:not(:disabled) svg { transform: scale(1.2); }
/* 暗色模式 */
:root.dark-mode .drive-pagination { background: transparent; }
:root.dark-mode .drive-pager-btn,
:root.dark-mode .drive-pager-num { background: #1e293b; border-color: var(--line); color: var(--t2); }
:root.dark-mode .drive-pager-btn:hover:not(:disabled),
:root.dark-mode .drive-pager-num:hover:not(:disabled) { border-color: var(--pri); color: var(--pri-l); background: #273549; }
:root.dark-mode .drive-pager-num.cur { background: var(--pri-grad); color: #fff; border-color: transparent; }
/* ===== DARK MODE OVERLAYS FOR OFFICE PREVIEW ===== */
:root.dark-mode .drive-preview-office-content { color: var(--t1); }
:root.dark-mode .drive-preview-office-content [style*="background:#f0f4ff"],
:root.dark-mode .drive-preview-office-content [style*="background: #f0f4ff"] { background: #1e293b !important; }
:root.dark-mode .drive-preview-office-content [style*="background:#fafbfc"],
:root.dark-mode .drive-preview-office-content [style*="background: #fafbfc"] { background: var(--card) !important; }
:root.dark-mode .drive-preview-office-content [style*="background:#ffffff"],
:root.dark-mode .drive-preview-office-content [style*="background: #ffffff"] { background: var(--bg) !important; }
:root.dark-mode .drive-preview-office-content [style*="background:#fafafa"],
:root.dark-mode .drive-preview-office-content [style*="background: #fafafa"] { background: var(--card) !important; }
:root.dark-mode .drive-preview-office-content [style*="background:#f5f5f5"],
:root.dark-mode .drive-preview-office-content [style*="background: #f5f5f5"] { background: var(--card) !important; }
:root.dark-mode .drive-preview-office-content [style*="#1a1a1a"],
:root.dark-mode .drive-preview-office-content [style*="#1a1a1a"] { color: var(--t1) !important; }
:root.dark-mode .drive-preview-office-content [style*="border:1px solid #e0e0e0"] { border-color: var(--line) !important; }
/* ===== EMPTY ===== */
.drive-empty {
    text-align: center; padding: 60px 20px; color: var(--t3);
    animation: emptyIn .45s var(--ease) both;
}
@keyframes emptyIn { from { opacity: 0; transform: translateY(10px); } }
.drive-empty svg {
    width: 56px; height: 56px; margin-bottom: 14px;
    color: var(--pri); opacity: .32;
    animation: emptyFloat 3.4s ease-in-out infinite;
}
@keyframes emptyFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
.drive-empty p  { font-size: 15px; font-weight: 600; margin-bottom: 5px; color: var(--t2); }
.drive-empty small { font-size: 12px; }

/* ========== 网盘预览：Word / EPUB 渲染内容（mammoth 输出） ========== */
.docx-preview-content h1, .docx-preview-content h2, .docx-preview-content h3,
.docx-preview-content h4, .docx-preview-content h5, .docx-preview-content h6 {
    color: var(--t1); margin: 1.2em 0 0.5em; line-height: 1.4;
}
.docx-preview-content h1 { font-size: 24px; } .docx-preview-content h2 { font-size: 20px; }
.docx-preview-content h3 { font-size: 17px; } .docx-preview-content h4 { font-size: 15px; }
.docx-preview-content p  { margin: 0.6em 0; }
.docx-preview-content ul, .docx-preview-content ol { margin: 0.6em 0; padding-left: 1.6em; }
.docx-preview-content table { border-collapse: collapse; width: 100%; margin: 0.8em 0; font-size: 14px; }
.docx-preview-content table td, .docx-preview-content table th {
    border: 1px solid var(--line); padding: 6px 10px; text-align: left;
}
.docx-preview-content table th { background: var(--pri-bg); font-weight: 600; }
.docx-preview-content a { color: var(--pri); }
.epub-chapter-content h1, .epub-chapter-content h2, .epub-chapter-content h3 {
    color: var(--t1); margin: 1em 0 0.5em;
}
.epub-chapter-content p  { margin: 0.6em 0; }
.epub-chapter-content img { max-width: 100%; height: auto; border-radius: 6px; }
.epub-chapter-content table { border-collapse: collapse; width: 100%; font-size: 14px; }
.epub-chapter-content table td, .epub-chapter-content table th { border: 1px solid var(--line); padding: 5px 8px; }

/* 预览内容区撑满弹窗（Word/PPT/EPUB/Excel 渲染容器在 flex 行内默认收缩） */
.drive-preview-body.drive-preview-office > .drive-preview-office-content { flex: 1; width: 100%; min-width: 0; }

/* ========== 网盘预览：docx-preview 高保真 Word 渲染 ========== */
.docx-preview-scroll { overflow: auto; flex: 1; min-height: 0; }
.docx-preview-scroll .docx-wrapper { background: var(--bg) !important; padding: 0 !important; }
.docx-preview-scroll .docx-wrapper > section.docx {
    box-shadow: 0 2px 14px rgba(0,0,0,0.12) !important;
    margin: 0 auto 16px !important;
    border-radius: 4px;
}
.docx-preview-scroll .docx-wrapper:last-child > section.docx { margin-bottom: 0 !important; }

/* ===== 精修：顶栏毛玻璃（暗色） ===== */
:root.dark-mode .drive-header {
    background: rgba(30, 41, 59, 0.82);
    box-shadow: 0 8px 24px -20px rgba(0,0,0,0.9);
}
:root.dark-mode .drive-search { background: #172032; }
:root.dark-mode .drive-list-wrap { box-shadow: none; }

/* ===== 动效系统 ===== */
@keyframes cardIn { from { opacity: 0; transform: translateY(12px) scale(.97); } }
@keyframes rowIn { from { opacity: 0; transform: translateY(8px); } }

@media (prefers-reduced-motion: no-preference) {
    /* 入场与视图切换：卡片/行按 --i 逐项交错浮现（索引由 drive-core.js 写入，超出部分钉在末档） */
    .drive-main.anim .drive-card { animation: cardIn .4s var(--ease) both; animation-delay: calc(var(--i, 0) * 24ms); }
    .drive-main.anim .drive-list-row { animation: rowIn .34s var(--ease) both; animation-delay: calc(var(--i, 0) * 14ms); }
    /* 首屏以外的项改由滚动渐显接管，避免在视口外就把动画跑完 */
    .drive-main.anim .drive-card.rv-skip,
    .drive-main.anim .drive-list-row.rv-skip { animation: none; }
    .drive-card.rv-in { animation: cardIn .5s var(--ease) both; animation-delay: calc(var(--ri, 0) * 45ms); }
    .drive-list-row.rv-in { animation: rowIn .42s var(--ease) both; animation-delay: calc(var(--ri, 0) * 26ms); }
}
.drive-card.rv-wait, .drive-list-row.rv-wait { opacity: 0; }

/* 勾选后的选中态：主色光圈弹一下 */
@keyframes selRing {
    0%   { box-shadow: 0 0 0 0 var(--pri-bg), var(--shadow-sm); }
    55%  { box-shadow: 0 0 0 7px var(--pri-bg), var(--shadow); }
    100% { box-shadow: 0 0 0 3px var(--pri-bg), var(--shadow); }
}
@media (prefers-reduced-motion: no-preference) {
    .drive-card.selected { animation: selRing .42s var(--ease-spring) both; }
}

/* 下载按钮按下：图标做一次回弹 */
@keyframes dlBounce {
    0% { transform: translateY(0) scale(1); }
    35% { transform: translateY(4px) scale(.9); }
    100% { transform: translateY(0) scale(1); }
}
.drive-card-download.dl-go, .row-dl.dl-go { animation: dlBounce .42s var(--ease-spring); }

/* ===== 跳转进度条（点文件夹/翻页/排序/搜索时给一句「在加载了」） ===== */
.drive-progress {
    position: fixed; left: 0; right: 0; top: 0; height: 2px; z-index: 1000;
    pointer-events: none; opacity: 0; transition: opacity var(--dur-1) var(--ease);
}
.drive-progress.on { opacity: 1; }
.drive-progress::before {
    content: ''; position: absolute; top: 0; bottom: 0; left: 0; width: 38%;
    border-radius: 999px; background: var(--pri-grad);
    box-shadow: 0 0 12px rgba(29,91,255,.55);
    animation: navSweep 1.05s var(--ease) infinite;
}
@keyframes navSweep { from { transform: translateX(-100%); } to { transform: translateX(312%); } }

/* ===== Toast ===== */
.drive-toast-wrap {
    position: fixed; right: 20px; bottom: 20px; z-index: 10001;
    display: flex; flex-direction: column; align-items: flex-end; gap: 10px;
    pointer-events: none;
}
.drive-toast {
    display: flex; align-items: center; gap: 9px;
    max-width: 340px; padding: 10px 14px;
    background: var(--card); border: 1px solid var(--line); border-left: 3px solid var(--pri);
    border-radius: 12px; box-shadow: var(--shadow-lg);
    font-size: 13px; font-weight: 600; color: var(--t1); pointer-events: auto;
    animation: driveToastIn .34s var(--ease-spring) both;
}
.drive-toast svg { width: 15px; height: 15px; flex-shrink: 0; color: var(--pri); }
.drive-toast.ok { border-left-color: var(--ok); } .drive-toast.ok svg { color: var(--ok); }
.drive-toast.err { border-left-color: var(--err); } .drive-toast.err svg { color: var(--err); }
.drive-toast.warn { border-left-color: var(--warn); } .drive-toast.warn svg { color: var(--warn); }
.drive-toast.out { animation: driveToastOut .22s var(--ease) both; }
@keyframes driveToastIn { from { opacity: 0; transform: translateX(18px) scale(.95); } }
@keyframes driveToastOut { to { opacity: 0; transform: translateY(6px) scale(.97); } }
@media (max-width: 768px) {
    .drive-toast-wrap { left: 12px; right: 12px; bottom: 86px; align-items: center; }
    .drive-toast { max-width: 100%; }
}

/* ===== 轻量弹窗（批量下载命名） ===== */
.drive-modal {
    position: fixed; inset: 0; z-index: 10002;
    background: rgba(9,12,20,.58);
    backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
    display: flex; align-items: center; justify-content: center; padding: 16px;
    animation: driveModalBgIn .2s var(--ease) both;
}
.drive-modal-box {
    width: 100%; max-width: 440px; padding: 22px 24px;
    background: var(--card); border: 1px solid var(--line); border-radius: 18px;
    box-shadow: var(--shadow-lg);
    animation: driveModalBoxIn .34s var(--ease-spring) both;
}
.drive-modal.closing { animation: driveModalBgOut .16s var(--ease) both; }
.drive-modal.closing .drive-modal-box { animation: driveModalBoxOut .16s var(--ease) both; }
@keyframes driveModalBgIn { from { opacity: 0; } }
@keyframes driveModalBgOut { to { opacity: 0; } }
@keyframes driveModalBoxIn { from { opacity: 0; transform: translateY(16px) scale(.94); } }
@keyframes driveModalBoxOut { to { opacity: 0; transform: translateY(8px) scale(.97); } }
.drive-modal-title { font-size: 16px; font-weight: 800; color: var(--t1); margin-bottom: 14px; }
.drive-modal-label { display: block; font-size: 12px; font-weight: 700; color: var(--t3); margin-bottom: 6px; }
.drive-modal-input {
    width: 100%; padding: 10px 12px; border: 1.5px solid var(--line); border-radius: 10px;
    background: var(--bg); color: var(--t1); font-size: 14px; font-family: inherit;
    resize: vertical; outline: none; line-height: 1.5;
    transition: border-color var(--dur-1), box-shadow var(--dur-2) var(--ease);
}
.drive-modal-input:focus { border-color: var(--pri); box-shadow: 0 0 0 4px var(--pri-bg); }
.drive-modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }
.drive-modal-btn {
    padding: 8px 16px; border-radius: 10px; font-size: 13px; font-weight: 600; font-family: inherit;
    transition: transform var(--dur-2) var(--ease-spring), filter var(--dur-1), background var(--dur-1), border-color var(--dur-1);
}
.drive-modal-btn.ghost { border: 1.5px solid var(--line); background: var(--card); color: var(--t2); }
.drive-modal-btn.ghost:hover { border-color: var(--pri); color: var(--pri); background: var(--pri-bg); }
.drive-modal-btn.primary {
    border: none; background: var(--pri-grad); color: #fff;
    box-shadow: 0 6px 16px -8px rgba(29,91,255,.85);
}
.drive-modal-btn.primary:hover { filter: brightness(1.06); transform: translateY(-1px); }
.drive-modal-btn:active { transform: scale(.96); }

/* ===== 最近上传弹窗 ===== */
.drive-modal[hidden] { display: none; }
.drive-modal-box.drive-modal-wide { max-width: 980px; }
.drive-modal-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.drive-modal-head .drive-modal-title { margin-bottom: 14px; }
.drive-modal-close {
    width: 28px; height: 28px; border: none; border-radius: 8px; flex-shrink: 0;
    background: transparent; color: var(--t3); cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
    transition: background var(--dur-1), color var(--dur-1);
}
.drive-modal-close:hover { background: var(--pri-bg); color: var(--pri); }
.drive-modal-close svg { width: 15px; height: 15px; }
.recent-list {
    max-height: 60vh; overflow-y: auto; overscroll-behavior: contain;
    display: flex; flex-direction: column; margin: 0 -6px; padding: 0 6px;
}
.drive-recent-modal { --recent-cols: 30px minmax(0, 1fr) 68px 82px 128px 34px; }
.recent-item {
    display: grid; grid-template-columns: var(--recent-cols);
    gap: 10px; align-items: center; padding: 8px 6px;
    border-bottom: 1px solid var(--line-l);
}
.recent-head {
    display: grid; grid-template-columns: var(--recent-cols);
    gap: 10px; align-items: center;
    position: sticky; top: 0; z-index: 2;
    margin: 0 -6px 2px; padding: 7px 12px;
    background: var(--card); border-bottom: 1px solid var(--line);
    font-size: 11.5px; font-weight: 700; color: var(--t3); letter-spacing: .2px;
}
.recent-col-type { text-align: center; }
.recent-col-size, .recent-col-date, .recent-col-act { text-align: right; }
.recent-item:last-child { border-bottom: none; }
.recent-item:hover { background: var(--pri-bg); }
.recent-item-icon svg { width: 22px; height: 22px; display: block; }
.recent-item-icon.folder { color: var(--warn); }
.recent-item-icon.file { color: var(--pri); }
.recent-item-main { min-width: 0; }
.recent-item-name {
    font-size: 13px; font-weight: 600; color: var(--t1);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.recent-item-sub {
    font-size: 11.5px; color: var(--t3); margin-top: 2px;
    display: flex; align-items: baseline; gap: 4px; min-width: 0;
}
.recent-sub-dir { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.recent-sub-tail { white-space: nowrap; flex-shrink: 0; min-width: 46px; text-align: right; }
.recent-dot { flex-shrink: 0; }
.recent-item-type { font-size: 11px; font-weight: 700; color: var(--t3); text-align: center; }
.recent-item-size { font-size: 12px; color: var(--t2); text-align: right; }
.recent-item-date { font-size: 12px; color: var(--t3); text-align: right; white-space: nowrap; }
.recent-empty { padding: 28px 0; text-align: center; font-size: 13px; color: var(--t3); }
body.recent-modal-open { overflow: hidden; }
@media (max-width: 640px) {
    .drive-recent-modal { --recent-cols: 24px minmax(0, 1fr) 60px 26px; }
    .recent-item, .recent-head { gap: 8px; }
    .recent-item-type, .recent-item-size, .recent-col-type, .recent-col-size { display: none; }
    .recent-item-date { font-size: 11px; }
    .drive-modal-box.drive-modal-wide { max-width: 100%; padding: 16px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ===== 滚动条 ===== */
html { scrollbar-color: var(--t4) transparent; }
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: var(--t4); border-radius: 999px;
    border: 3px solid transparent; background-clip: content-box;
    transition: background .2s;
}
::-webkit-scrollbar-thumb:hover { background: var(--t3); background-clip: content-box; }