/* =============================================================
   云下载控制台 · 设计系统
   深色科技风为默认主题，右上角可切换浅色
   ============================================================= */

:root {
    --sidebar-w: 244px;
    --radius-sm: 8px;
    --radius: 14px;
    --radius-lg: 20px;
    --transition: .22s cubic-bezier(.4, 0, .2, 1);
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
            "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;
}

/* ---------- 深色主题（默认） ---------- */
html[data-theme="dark"] {
    color-scheme: dark;
    --bg: #080a10;
    --bg-soft: #0d1017;
    --surface: #12161f;
    --surface-2: #171c27;
    --surface-hover: #1d2331;
    --card: rgba(20, 25, 36, .78);
    --card-solid: #141924;
    --border: rgba(255, 255, 255, .075);
    --border-strong: rgba(255, 255, 255, .14);
    --text: #e9edf6;
    --text-soft: #a8b1c4;
    --text-dim: #6f7a90;
    --primary: #7c5cff;
    --primary-soft: rgba(124, 92, 255, .16);
    --primary-glow: rgba(124, 92, 255, .45);
    --accent: #22d3ee;
    --accent-soft: rgba(34, 211, 238, .14);
    --success: #2ed573;
    --success-soft: rgba(46, 213, 115, .14);
    --warning: #ffb020;
    --warning-soft: rgba(255, 176, 32, .14);
    --danger: #ff5c72;
    --danger-soft: rgba(255, 92, 114, .14);
    --info: #4aa8ff;
    --info-soft: rgba(74, 168, 255, .14);
    --shadow: 0 10px 40px -12px rgba(0, 0, 0, .75);
    --shadow-sm: 0 4px 18px -8px rgba(0, 0, 0, .7);
    --shadow-lg: 0 24px 60px -18px rgba(0, 0, 0, .82);
    --glow: radial-gradient(900px 500px at 12% -10%, rgba(124, 92, 255, .18), transparent 60%),
            radial-gradient(700px 420px at 100% 0%, rgba(34, 211, 238, .12), transparent 55%);
    --up: #2ed573;
    --down: #7c5cff;
}

/* ---------- 浅色主题 ---------- */
html[data-theme="light"] {
    color-scheme: light;
    --bg: #f4f6fb;
    --bg-soft: #eef1f8;
    --surface: #ffffff;
    --surface-2: #f7f9fd;
    --surface-hover: #eef2fa;
    --card: #ffffff;
    --card-solid: #ffffff;
    --border: rgba(16, 24, 40, .09);
    --border-strong: rgba(16, 24, 40, .16);
    --text: #131a2a;
    --text-soft: #4a5568;
    --text-dim: #8a94a8;
    --primary: #6246ea;
    --primary-soft: rgba(98, 70, 234, .1);
    --primary-glow: rgba(98, 70, 234, .25);
    --accent: #0891b2;
    --accent-soft: rgba(8, 145, 178, .1);
    --success: #16a34a;
    --success-soft: rgba(22, 163, 74, .1);
    --warning: #d97706;
    --warning-soft: rgba(217, 119, 6, .12);
    --danger: #dc2626;
    --danger-soft: rgba(220, 38, 38, .1);
    --info: #2563eb;
    --info-soft: rgba(37, 99, 235, .1);
    --shadow: 0 12px 34px -18px rgba(16, 24, 40, .35);
    --shadow-sm: 0 4px 14px -8px rgba(16, 24, 40, .28);
    --shadow-lg: 0 26px 60px -22px rgba(16, 24, 40, .42);
    --glow: radial-gradient(900px 500px at 12% -10%, rgba(98, 70, 234, .1), transparent 60%),
            radial-gradient(700px 420px at 100% 0%, rgba(8, 145, 178, .08), transparent 55%);
    --up: #16a34a;
    --down: #6246ea;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    min-height: 100%;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background var(--transition), color var(--transition);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: var(--glow);
    pointer-events: none;
    z-index: 0;
}

a { color: inherit; text-decoration: none; }
a.link { color: var(--primary); }
a.link:hover { text-decoration: underline; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 20px;
    border: 2px solid transparent;
    background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); background-clip: content-box; }

/* ================= 布局 ================= */
.app-shell { display: flex; min-height: 100vh; position: relative; z-index: 1; }

.sidebar {
    width: var(--sidebar-w);
    flex: 0 0 var(--sidebar-w);
    background: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; bottom: 0; left: 0;
    z-index: 60;
    transition: transform var(--transition);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 20px 20px 18px;
    border-bottom: 1px solid var(--border);
}

.brand-mark {
    width: 38px; height: 38px;
    border-radius: 11px;
    display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    box-shadow: 0 8px 22px -8px var(--primary-glow);
    flex: 0 0 38px;
}
.brand-mark svg { width: 20px; height: 20px; }

.brand-text { min-width: 0; }
.brand-text strong {
    display: block;
    font-size: 15px;
    letter-spacing: .2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.brand-text span { display: block; font-size: 11px; color: var(--text-dim); }

.sidebar-nav { flex: 1; overflow-y: auto; padding: 14px 12px 20px; }
.nav-group-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--text-dim);
    padding: 14px 12px 8px;
    font-weight: 600;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-soft);
    font-size: 13.5px;
    font-weight: 500;
    margin-bottom: 3px;
    transition: all var(--transition);
    position: relative;
}
.nav-item svg { width: 17px; height: 17px; flex: 0 0 17px; opacity: .85; }
.nav-item:hover { background: var(--surface-hover); color: var(--text); }
.nav-item.active {
    background: var(--primary-soft);
    color: var(--primary);
    font-weight: 600;
}
.nav-item.active svg { opacity: 1; }
.nav-item.active::before {
    content: "";
    position: absolute; left: -12px; top: 50%;
    transform: translateY(-50%);
    width: 3px; height: 18px;
    border-radius: 0 3px 3px 0;
    background: var(--primary);
}
.nav-item .nav-badge {
    margin-left: auto;
    font-size: 11px;
    padding: 1px 7px;
    border-radius: 20px;
    background: var(--danger);
    color: #fff;
    font-weight: 700;
}

.sidebar-foot {
    padding: 14px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-dim);
}

.main-area {
    flex: 1;
    margin-left: var(--sidebar-w);
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.topbar {
    height: 64px;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 0 26px;
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg) 82%, transparent);
    backdrop-filter: blur(14px);
    position: sticky;
    top: 0;
    z-index: 50;
}

.page-title { font-size: 16px; font-weight: 650; margin: 0; }
.page-title small { display: block; font-size: 12px; color: var(--text-dim); font-weight: 400; }
.topbar-spacer { flex: 1; }

.icon-btn {
    width: 36px; height: 36px;
    border-radius: 10px;
    display: grid; place-items: center;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-soft);
    cursor: pointer;
    transition: all var(--transition);
}
.icon-btn:hover { background: var(--surface-hover); color: var(--text); border-color: var(--border-strong); }
.icon-btn svg { width: 17px; height: 17px; }

.user-chip {
    display: flex; align-items: center; gap: 10px;
    padding: 5px 12px 5px 5px;
    border-radius: 30px;
    border: 1px solid var(--border);
    background: var(--surface);
    cursor: pointer;
    transition: all var(--transition);
}
.user-chip:hover { border-color: var(--border-strong); }
.avatar {
    width: 30px; height: 30px;
    border-radius: 50%;
    display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-weight: 700;
    font-size: 12.5px;
    flex: 0 0 30px;
}
.user-chip-name { font-size: 13px; font-weight: 600; line-height: 1.2; }
.user-chip-role { font-size: 11px; color: var(--text-dim); }

.dropdown { position: relative; }
.dropdown-menu {
    position: absolute;
    right: 0; top: calc(100% + 10px);
    min-width: 190px;
    background: var(--card-solid);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 6px;
    display: none;
    z-index: 100;
}
.dropdown.open .dropdown-menu { display: block; animation: pop .16s ease; }
@keyframes pop { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
.dropdown-item {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 11px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text-soft);
    width: 100%;
    border: 0; background: transparent; cursor: pointer;
    font-family: inherit;
    text-align: left;
}
.dropdown-item:hover { background: var(--surface-hover); color: var(--text); }
.dropdown-item svg { width: 15px; height: 15px; }
.dropdown-divider { height: 1px; background: var(--border); margin: 5px 6px; }

.content { padding: 26px; flex: 1; }

/* ================= 卡片 ================= */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
    overflow: hidden;
}
.card-head {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
}
.card-head h3 { margin: 0; font-size: 14.5px; font-weight: 650; }
.card-head p { margin: 2px 0 0; font-size: 12px; color: var(--text-dim); }
.card-head .spacer { flex: 1; }
.card-body { padding: 20px; }
.card-body.tight { padding: 0; }

.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

/* ================= 统计卡 ================= */
.stat {
    position: relative;
    padding: 18px 20px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.stat::after {
    content: "";
    position: absolute;
    right: -30px; top: -30px;
    width: 110px; height: 110px;
    border-radius: 50%;
    background: var(--primary-soft);
    opacity: .5;
}
.stat-label {
    font-size: 12px;
    color: var(--text-dim);
    display: flex; align-items: center; gap: 7px;
    margin-bottom: 8px;
    position: relative; z-index: 1;
}
.stat-label svg { width: 14px; height: 14px; }
.stat-value {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -.4px;
    font-variant-numeric: tabular-nums;
    position: relative; z-index: 1;
}
.stat-value small { font-size: 13px; font-weight: 500; color: var(--text-dim); margin-left: 4px; }
.stat-foot { font-size: 12px; color: var(--text-dim); margin-top: 6px; position: relative; z-index: 1; }
.stat.accent::after { background: var(--accent-soft); }
.stat.success::after { background: var(--success-soft); }
.stat.warning::after { background: var(--warning-soft); }
.stat.danger::after { background: var(--danger-soft); }

/* ================= 按钮 ================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 9px 16px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text);
    font-size: 13.5px;
    font-weight: 550;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    line-height: 1.2;
}
.btn svg { width: 15px; height: 15px; }
/* hover 时显式恢复深色文字：否则 .btn:hover (0,2,0) 会覆盖 .btn-primary 等彩色类的
   背景，出现「浅底白字」看不清。普通按钮 hover 用浅色底 + 深字。 */
.btn:hover { background: var(--surface-hover); border-color: var(--border-strong); color: var(--text); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled, .btn.disabled { opacity: .5; cursor: not-allowed; transform: none; }

.btn-primary {
    background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 70%, var(--accent)));
    border-color: transparent;
    color: #fff;
    box-shadow: 0 8px 20px -10px var(--primary-glow);
}
/* 彩色按钮的 hover 不能沿用渐变底（用户反馈：白字在浅底上看不清）。
   统一改为「浅色底 + 深字」：primary 用浅蓝，success / danger 各用自身的浅色。 */
.btn-primary:hover {
    background: color-mix(in srgb, var(--primary) 14%, var(--surface));
    border-color: color-mix(in srgb, var(--primary) 40%, transparent);
    color: var(--text);
    box-shadow: 0 8px 20px -12px var(--primary-glow);
    filter: none;
}

.btn-success { background: var(--success); border-color: transparent; color: #fff; }
.btn-danger { background: var(--danger); border-color: transparent; color: #fff; }
.btn-success:hover {
    background: color-mix(in srgb, var(--success) 14%, var(--surface));
    border-color: color-mix(in srgb, var(--success) 40%, transparent);
    color: var(--text);
}
.btn-danger:hover {
    background: color-mix(in srgb, var(--danger) 14%, var(--surface));
    border-color: color-mix(in srgb, var(--danger) 40%, transparent);
    color: var(--text);
}
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-soft); }
.btn-ghost:hover { background: var(--surface-hover); }
.btn-sm { padding: 6px 11px; font-size: 12.5px; border-radius: 8px; }
.btn-sm svg { width: 13px; height: 13px; }
.btn-lg { padding: 12px 24px; font-size: 15px; border-radius: 12px; }
.btn-block { width: 100%; }

.btn-row { display: flex; gap: 9px; flex-wrap: wrap; align-items: center; }

/* ================= 表单 ================= */
.form-row { margin-bottom: 16px; }
.form-grid { display: grid; gap: 16px; grid-template-columns: repeat(2, minmax(0, 1fr)); }

label.field-label {
    display: block;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-soft);
    margin-bottom: 7px;
}
label.field-label .req { color: var(--danger); margin-left: 2px; }
.field-hint { font-size: 11.5px; color: var(--text-dim); margin-top: 6px; line-height: 1.5; }

.input, .select, .textarea {
    width: 100%;
    padding: 10px 13px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text);
    font-size: 13.5px;
    font-family: inherit;
    transition: all var(--transition);
    outline: none;
}
.textarea { min-height: 96px; resize: vertical; line-height: 1.6; }
.input:focus, .select:focus, .textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
    background: var(--surface);
}
.input::placeholder, .textarea::placeholder { color: var(--text-dim); }
.input:disabled { opacity: .6; cursor: not-allowed; }
.input-group { display: flex; gap: 9px; }
.input-group .input { flex: 1; }
.input-affix {
    display: flex; align-items: center;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface-2);
    overflow: hidden;
}
.input-affix .input { border: 0; background: transparent; border-radius: 0; }
.input-affix .affix {
    padding: 0 12px;
    color: var(--text-dim);
    font-size: 13px;
    border-left: 1px solid var(--border);
    white-space: nowrap;
}

.select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--text-dim) 50%), linear-gradient(135deg, var(--text-dim) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; padding-right: 34px; }

.checkbox { display: flex; align-items: flex-start; gap: 9px; cursor: pointer; font-size: 13px; color: var(--text-soft); }
.checkbox input { width: 16px; height: 16px; margin: 2px 0 0; accent-color: var(--primary); cursor: pointer; flex: 0 0 16px; }

.switch { position: relative; display: inline-flex; align-items: center; gap: 10px; cursor: pointer; }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.switch .track {
    width: 42px; height: 24px;
    border-radius: 30px;
    background: var(--surface-hover);
    border: 1px solid var(--border);
    transition: all var(--transition);
    position: relative;
    flex: 0 0 42px;
}
.switch .track::after {
    content: "";
    position: absolute;
    top: 2px; left: 2px;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--text-dim);
    transition: all var(--transition);
}
.switch input:checked + .track { background: var(--primary); border-color: var(--primary); }
.switch input:checked + .track::after { transform: translateX(18px); background: #fff; }

/* ================= 表格 ================= */
.table-wrap { overflow-x: auto; }
table.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 11.5px;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--text-dim);
    font-weight: 650;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
    background: var(--surface-2);
}
table.table td {
    padding: 13px 16px;
    border-bottom: 1px solid var(--border);
    color: var(--text-soft);
    vertical-align: middle;
}
table.table tbody tr { transition: background var(--transition); }
table.table tbody tr:hover { background: var(--surface-hover); }
table.table tbody tr:last-child td { border-bottom: 0; }
table.table td.strong { color: var(--text); font-weight: 600; }
table.table td.right, table.table th.right { text-align: right; }
table.table td.center, table.table th.center { text-align: center; }
.mono { font-family: var(--mono); font-size: 12.5px; }
.truncate { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block; }

/* ================= 徽章 ================= */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 20px;
    font-size: 11.5px;
    font-weight: 600;
    background: var(--surface-hover);
    color: var(--text-soft);
    white-space: nowrap;
    line-height: 1.5;
}
.badge svg { width: 11px; height: 11px; }
.badge.primary { background: var(--primary-soft); color: var(--primary); }
.badge.success { background: var(--success-soft); color: var(--success); }
.badge.warning { background: var(--warning-soft); color: var(--warning); }
.badge.danger { background: var(--danger-soft); color: var(--danger); }
.badge.info { background: var(--info-soft); color: var(--info); }
.badge.muted { background: var(--surface-hover); color: var(--text-dim); }
.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; background: var(--text-dim); }
.dot.on { background: var(--success); box-shadow: 0 0 0 3px var(--success-soft); }
.dot.off { background: var(--danger); box-shadow: 0 0 0 3px var(--danger-soft); }
.dot.warn { background: var(--warning); box-shadow: 0 0 0 3px var(--warning-soft); }

/* ================= 进度条 ================= */
.progress {
    height: 6px;
    border-radius: 20px;
    background: var(--surface-hover);
    overflow: hidden;
    position: relative;
}
.progress > i {
    display: block;
    height: 100%;
    border-radius: 20px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transition: width .4s ease;
}
.progress.thin { height: 4px; }
.progress.success > i { background: linear-gradient(90deg, var(--success), #7ee2a8); }

/* ================= 提示 ================= */
.alert {
    display: flex;
    gap: 11px;
    padding: 13px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    border: 1px solid transparent;
    margin-bottom: 16px;
    line-height: 1.6;
}
.alert svg { width: 17px; height: 17px; flex: 0 0 17px; margin-top: 1px; }
.alert-success { background: var(--success-soft); color: var(--success); border-color: color-mix(in srgb, var(--success) 25%, transparent); }
.alert-error { background: var(--danger-soft); color: var(--danger); border-color: color-mix(in srgb, var(--danger) 25%, transparent); }
.alert-warning { background: var(--warning-soft); color: var(--warning); border-color: color-mix(in srgb, var(--warning) 25%, transparent); }
.alert-info { background: var(--info-soft); color: var(--info); border-color: color-mix(in srgb, var(--info) 25%, transparent); }

/* 浮动提示 */
.toast-wrap {
    position: fixed;
    top: 20px; right: 20px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 380px;
}
.toast {
    display: flex; gap: 10px; align-items: flex-start;
    padding: 13px 16px;
    border-radius: var(--radius-sm);
    background: var(--card-solid);
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow);
    font-size: 13px;
    animation: slideIn .26s cubic-bezier(.4, 0, .2, 1);
}
@keyframes slideIn { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: none; } }
.toast svg { width: 17px; height: 17px; flex: 0 0 17px; margin-top: 1px; }
.toast.success svg { color: var(--success); }
.toast.error svg { color: var(--danger); }
.toast.warning svg { color: var(--warning); }
.toast.info svg { color: var(--info); }
.toast-close { margin-left: auto; cursor: pointer; color: var(--text-dim); background: none; border: 0; padding: 0; }

/* ================= 空状态 ================= */
.empty {
    text-align: center;
    padding: 54px 24px;
    color: var(--text-dim);
}
.empty-icon {
    width: 62px; height: 62px;
    margin: 0 auto 16px;
    border-radius: 20px;
    display: grid; place-items: center;
    background: var(--surface-hover);
    color: var(--text-dim);
}
.empty-icon svg { width: 28px; height: 28px; }
.empty h4 { margin: 0 0 6px; color: var(--text); font-size: 15px; }
.empty p { margin: 0 0 18px; font-size: 13px; }

/* ================= 分页 ================= */
.pagination {
    display: flex; align-items: center; gap: 6px;
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}
.pagination .info { font-size: 12.5px; color: var(--text-dim); margin-right: auto; }
.page-link {
    min-width: 32px; height: 32px;
    padding: 0 10px;
    border-radius: 8px;
    border: 1px solid var(--border);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 13px;
    color: var(--text-soft);
    transition: all var(--transition);
}
.page-link:hover { background: var(--surface-hover); color: var(--text); }
.page-link.active { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }
.page-link.disabled { opacity: .4; pointer-events: none; }

/* ================= 搜索栏 ================= */
.toolbar {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 18px;
}
.search {
    position: relative;
    flex: 1;
    min-width: 200px;
    max-width: 340px;
}
.search > svg {
    position: absolute;
    left: 12px; top: 50%;
    transform: translateY(-50%);
    width: 15px; height: 15px;
    color: var(--text-dim);
    pointer-events: none;
    z-index: 1;
}
.search .input { padding-left: 36px; }
.toolbar .spacer { flex: 1; }

/* ================= 按钮内加载动画 ================= */
.spinner {
    display: inline-block;
    width: 12px; height: 12px;
    margin-right: 6px;
    vertical-align: -1px;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ================= 模态框 ================= */
.modal-mask {
    position: fixed;
    inset: 0;
    background: rgba(3, 6, 12, .68);
    backdrop-filter: blur(4px);
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}
.modal-mask.open { display: flex; animation: fade .18s ease; }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
.modal {
    width: 100%;
    max-width: 540px;
    max-height: 88vh;
    overflow-y: auto;
    background: var(--card-solid);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    animation: pop .2s cubic-bezier(.4, 0, .2, 1);
}
.modal.wide { max-width: 760px; }
.modal-head {
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 12px;
}
.modal-head h3 { margin: 0; font-size: 15.5px; font-weight: 650; }
.modal-head .close {
    margin-left: auto;
    background: none; border: 0; cursor: pointer;
    color: var(--text-dim);
    width: 30px; height: 30px;
    border-radius: 8px;
    display: grid; place-items: center;
}
.modal-head .close:hover { background: var(--surface-hover); color: var(--text); }
.modal-head .close svg { width: 16px; height: 16px; }
.modal-body { padding: 22px; }
.modal-foot {
    padding: 16px 22px;
    border-top: 1px solid var(--border);
    display: flex; gap: 10px; justify-content: flex-end;
}

/* ================= 客户端小图标 ================= */
.client-logo {
    width: 40px; height: 40px;
    border-radius: 12px;
    display: grid; place-items: center;
    font-weight: 800;
    font-size: 12px;
    letter-spacing: -.3px;
    color: #fff;
    flex: 0 0 40px;
    text-transform: uppercase;
}
.client-qb { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.client-tr { background: linear-gradient(135deg, #ef4444, #b91c1c); }
.client-a2 { background: linear-gradient(135deg, #f59e0b, #d97706); }
.client-dl { background: linear-gradient(135deg, #06b6d4, #0e7490); }
.client-ut { background: linear-gradient(135deg, #22c55e, #15803d); }
.client-rt { background: linear-gradient(135deg, #a855f7, #7e22ce); }
.client-sy { background: linear-gradient(135deg, #64748b, #334155); }
.client-sv { background: linear-gradient(135deg, var(--primary), var(--accent)); }

/* ================= 套餐卡 ================= */
.plan-card {
    position: relative;
    padding: 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--card);
    display: flex;
    flex-direction: column;
    transition: all var(--transition);
    overflow: hidden;
}
.plan-card:hover { transform: translateY(-3px); border-color: var(--border-strong); box-shadow: var(--shadow); }
.plan-card.featured {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary), 0 20px 44px -22px var(--primary-glow);
}
.plan-card.current { border-color: var(--success); }
.plan-ribbon {
    position: absolute;
    top: 14px; right: -32px;
    transform: rotate(38deg);
    background: var(--primary);
    color: #fff;
    font-size: 10.5px;
    font-weight: 700;
    padding: 4px 38px;
    letter-spacing: .06em;
}
.plan-name { font-size: 17px; font-weight: 700; display: flex; align-items: center; gap: 9px; }
.plan-price { margin: 14px 0 4px; display: flex; align-items: baseline; gap: 5px; }
.plan-price .num { font-size: 32px; font-weight: 800; letter-spacing: -1px; font-variant-numeric: tabular-nums; }
.plan-price .unit { font-size: 13px; color: var(--text-dim); }
.plan-limit {
    display: flex;
    gap: 8px;
    margin: 14px 0;
    flex-wrap: wrap;
}
.plan-features { list-style: none; padding: 0; margin: 6px 0 20px; flex: 1; }
.plan-features li {
    display: flex; gap: 9px;
    font-size: 13px;
    color: var(--text-soft);
    padding: 5px 0;
    line-height: 1.5;
}
.plan-features li svg { width: 15px; height: 15px; color: var(--success); flex: 0 0 15px; margin-top: 2px; }
.cycle-switch {
    display: inline-flex;
    padding: 4px;
    border-radius: 12px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    gap: 3px;
}
.cycle-switch button {
    padding: 7px 16px;
    border-radius: 9px;
    border: 0;
    background: transparent;
    color: var(--text-soft);
    font-size: 13px;
    font-family: inherit;
    font-weight: 550;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}
.cycle-switch button.active { background: var(--primary); color: #fff; }
.cycle-switch button .save { font-size: 10px; opacity: .85; display: block; }

/* =============================================================
   任务列表（与下载器客户端功能对齐的完整字段展示）
   ============================================================= */

/* ---------- 全局操作条 ---------- */
.global-bar {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    padding: 10px 16px; background: var(--surface-2);
    border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 16px;
}
.global-bar .sep { width: 1px; height: 22px; background: var(--border); margin: 0 4px; }
.global-bar .label {
    font-size: 12px; color: var(--text-dim);
    display: inline-flex; align-items: center; gap: 4px;
}
.global-bar .btn.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ---------- 任务行 ---------- */
.t-list { display: flex; flex-direction: column; }

.t-row {
    display: grid;
    grid-template-columns: 26px minmax(0, 1fr) 132px 84px;
    gap: 14px;
    align-items: center;
    padding: 12px 18px;
    border-bottom: 1px solid var(--border);
    transition: background var(--transition);
}
.t-row:last-child { border-bottom: 0; }
.t-row:hover { background: var(--surface-hover); }
.t-row.is-selected { background: var(--primary-soft); }

.t-check { display: flex; align-items: center; justify-content: center; }
.t-check input { width: 15px; height: 15px; accent-color: var(--primary); cursor: pointer; }

.t-title { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; min-width: 0; }
.t-name {
    font-size: 13.5px; font-weight: 600; color: var(--text);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    max-width: 100%; cursor: pointer;
}
.t-name:hover { color: var(--primary); text-decoration: underline; }
.t-chips { display: inline-flex; gap: 5px; flex-wrap: wrap; align-items: center; }
.t-chips .chip { font-size: 10.5px; padding: 1px 7px; }
.t-chips .chip.priv {
    color: var(--warning);
    border-color: color-mix(in srgb, var(--warning) 30%, transparent);
    background: var(--warning-soft);
}

/* 进度条 */
.t-bar { display: flex; align-items: center; gap: 9px; margin: 7px 0 6px; }
.t-bar .mini-bar { flex: 1; min-width: 60px; }
.t-bar .t-pct {
    font-family: var(--mono); font-size: 12px; color: var(--text-soft);
    min-width: 48px; text-align: right; font-variant-numeric: tabular-nums;
}
.mini-bar { height: 5px; background: var(--surface-hover); border-radius: 999px; overflow: hidden; }
.mini-bar > i {
    display: block; height: 100%; border-radius: 999px;
    background: linear-gradient(90deg, var(--down), var(--accent));
    transition: width var(--transition);
}
.mini-bar > i.done { background: linear-gradient(90deg, var(--success), var(--accent)); }
.mini-bar > i.bad  { background: var(--danger); }

/* 字段网格：已下载 / 已上传 / 剩余 / 分享率 / 剩余时间 / 连接数 … */
.t-stats {
    display: grid; gap: 2px 16px;
    grid-template-columns: repeat(auto-fill, minmax(128px, 1fr));
}
.t-kv { display: flex; align-items: baseline; gap: 6px; font-size: 11.5px; min-width: 0; }
.t-kv i { font-style: normal; color: var(--text-dim); flex: 0 0 auto; }
.t-kv b {
    font-weight: 600; color: var(--text-soft); font-family: var(--mono);
    font-variant-numeric: tabular-nums;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.t-kv b.warn { color: var(--warning); }
.t-kv b.err  { color: var(--danger); }
.t-kv b.ok   { color: var(--success); }
.t-list.compact .t-kv.extra { display: none; }

/* 速度列 */
.t-speed {
    text-align: right; font-family: var(--mono); font-size: 12.5px;
    font-variant-numeric: tabular-nums;
}
.t-speed .down { color: var(--down); }
.t-speed .up   { color: var(--up); }
.t-speed .idle { color: var(--text-dim); }
.t-speed > div + div { margin-top: 3px; }

.t-ops { display: flex; align-items: center; justify-content: flex-end; gap: 2px; }

/* ---------- 浮动行操作菜单 ---------- */
.row-menu {
    position: fixed; z-index: 900; min-width: 196px;
    background: var(--card-solid); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 6px;
    box-shadow: var(--shadow-lg);
    display: none; max-height: 78vh; overflow-y: auto;
}
.row-menu.open { display: block; animation: fade .13s ease; }
.row-menu .mi {
    display: flex; align-items: center; gap: 9px; width: 100%;
    padding: 9px 11px; border: 0; background: none; cursor: pointer;
    border-radius: var(--radius-sm); color: var(--text-soft);
    font-size: 12.5px; text-align: left; font-family: inherit;
}
.row-menu .mi:hover { background: var(--surface-hover); color: var(--text); }
.row-menu .mi svg { width: 14px; height: 14px; flex: 0 0 14px; }
.row-menu .mi.danger { color: var(--danger); }
.row-menu .mi.danger:hover { background: var(--danger-soft); }
.row-menu .mi:disabled { opacity: .38; cursor: not-allowed; }
.row-menu .dv { height: 1px; background: var(--border); margin: 5px 4px; }

/* ---------- 任务详情抽屉 ---------- */
.drawer-mask {
    position: fixed; inset: 0; background: rgba(0, 0, 0, .42);
    z-index: 940; display: none; backdrop-filter: blur(2px);
}
.drawer-mask.open { display: block; animation: fade .18s ease; }

.drawer {
    position: fixed; top: 0; right: 0; bottom: 0; width: min(620px, 94vw);
    background: var(--card-solid); border-left: 1px solid var(--border);
    z-index: 950; display: flex; flex-direction: column;
    transform: translateX(100%);
    transition: transform var(--transition);
}
.drawer.open { transform: translateX(0); }
.drawer-head {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 16px 18px; border-bottom: 1px solid var(--border);
}
.drawer-head .grow { flex: 1; min-width: 0; }
.drawer-title { font-size: 14.5px; font-weight: 650; color: var(--text); word-break: break-all; line-height: 1.45; }
.drawer-sub { font-size: 11.5px; color: var(--text-dim); margin-top: 4px; word-break: break-all; }
.drawer-stats {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
    gap: 1px; background: var(--border); border-bottom: 1px solid var(--border);
}
.drawer-stats > div { background: var(--card-solid); padding: 11px 14px; }
.drawer-stats .k { font-size: 10.5px; color: var(--text-dim); margin-bottom: 3px; }
.drawer-stats .v {
    font-size: 13px; font-weight: 650; font-family: var(--mono);
    color: var(--text); font-variant-numeric: tabular-nums;
}
.drawer-actions {
    display: flex; flex-wrap: wrap; gap: 6px;
    padding: 12px 18px; border-bottom: 1px solid var(--border);
}
.drawer-actions .btn { font-size: 12px; padding: 6px 11px; }
.drawer-body { flex: 1; overflow-y: auto; padding: 16px 18px 30px; }

/* 详情页签 */
.tabs { display: flex; gap: 2px; padding: 0 14px; border-bottom: 1px solid var(--border); }
.tabs button {
    border: 0; background: none; padding: 11px 12px; font-size: 12.5px;
    cursor: pointer; color: var(--text-dim); font-family: inherit;
    border-bottom: 2px solid transparent; transition: all var(--transition);
}
.tabs button:hover { color: var(--text); }
.tabs button.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

/* 属性表 */
.prop-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.prop-table td { padding: 8px 0; border-bottom: 1px dashed var(--border); vertical-align: top; }
.prop-table td:first-child { color: var(--text-dim); width: 106px; white-space: nowrap; }
.prop-table td:last-child {
    color: var(--text); word-break: break-all;
    font-family: var(--mono); font-variant-numeric: tabular-nums;
}
.prop-table tr:last-child td { border-bottom: 0; }

/* 文件 / Tracker 行 */
.file-row, .tracker-row {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 0; border-bottom: 1px dashed var(--border); font-size: 12.5px;
}
.file-row:last-child, .tracker-row:last-child { border-bottom: 0; }
.file-row .nm { flex: 1; min-width: 0; }
.file-row .nm > div:first-child {
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text);
}
.file-row .nm .sub {
    font-size: 11px; color: var(--text-dim);
    margin-top: 3px; display: flex; gap: 10px;
}
.file-row .col {
    width: 96px; text-align: right;
    font-family: var(--mono); color: var(--text-soft);
}
.tracker-row { flex-direction: column; align-items: stretch; gap: 4px; }
.tracker-row .u {
    word-break: break-all; color: var(--text-soft);
    font-family: var(--mono); font-size: 11.5px;
}
.tracker-row .meta {
    display: flex; gap: 12px; font-size: 11px;
    color: var(--text-dim); flex-wrap: wrap;
}
.tracker-row .meta .ok { color: var(--success); }

/* ---------- 滑块 + 数字框联动 ---------- */
.range-row { display: flex; align-items: center; gap: 10px; }
.range-row input[type="range"] { flex: 1; accent-color: var(--primary); }
.range-row .num { width: 96px; }
.unit, .range-row .unit { font-size: 11.5px; color: var(--text-dim); white-space: nowrap; }

/* ---------- 任务列表窄屏适配 ---------- */
@media (max-width: 1000px) {
    .t-row { grid-template-columns: 24px minmax(0, 1fr) 78px; gap: 10px; padding: 11px 14px; }
    .t-row .t-speed { grid-column: 2 / 4; text-align: left; display: flex; gap: 14px; }
    .t-row .t-speed > div + div { margin-top: 0; }
    .t-row .t-ops { grid-column: 3; grid-row: 1; }
    .t-stats { grid-template-columns: repeat(auto-fill, minmax(108px, 1fr)); }
}
@media (max-width: 860px) {
    .t-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .file-row .col { display: none; }
    .drawer { width: 100%; }
    .global-bar { padding: 9px 12px; gap: 6px; }
}

/* ================= 认证页 ================= */
.auth-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 28px;
    position: relative;
    z-index: 1;
}
.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 36px 32px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
}
.auth-logo {
    width: 52px; height: 52px;
    border-radius: 16px;
    display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    margin: 0 auto 18px;
    box-shadow: 0 14px 30px -12px var(--primary-glow);
}
.auth-logo svg { width: 26px; height: 26px; }
.auth-title { text-align: center; font-size: 21px; font-weight: 700; margin: 0 0 6px; }
.auth-sub { text-align: center; font-size: 13px; color: var(--text-dim); margin: 0 0 26px; }
.auth-foot { text-align: center; font-size: 13px; color: var(--text-dim); margin-top: 22px; }

/* ================= 收银台 ================= */
.pay-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 28px;
    position: relative; z-index: 1;
}
.pay-card {
    width: 100%;
    max-width: 720px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
    overflow: hidden;
}
.pay-head {
    padding: 24px 28px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 14px;
}
.pay-amount { font-size: 34px; font-weight: 800; letter-spacing: -1px; font-variant-numeric: tabular-nums; }
.qr-box {
    width: 200px; height: 200px;
    margin: 0 auto;
    background: #fff;
    border-radius: 16px;
    padding: 12px;
    display: grid;
    place-items: center;
    box-shadow: 0 10px 30px -14px rgba(0, 0, 0, .5);
}
.qr-box canvas, .qr-box img { display: block; width: 100%; height: 100%; }
.pay-steps { display: flex; flex-direction: column; gap: 10px; font-size: 13px; color: var(--text-soft); }
.pay-steps .step { display: flex; gap: 10px; align-items: flex-start; }
.pay-steps .step b {
    width: 20px; height: 20px; flex: 0 0 20px;
    border-radius: 50%;
    background: var(--primary-soft);
    color: var(--primary);
    display: grid; place-items: center;
    font-size: 11px;
    font-weight: 700;
    margin-top: 1px;
}

/* ================= 工具类 ================= */
.flex { display: flex; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.flex-1 { flex: 1; }
.flex-wrap { flex-wrap: wrap; }
.gap-4 { gap: 4px; } .gap-6 { gap: 6px; } .gap-8 { gap: 8px; }
.gap-10 { gap: 10px; } .gap-14 { gap: 14px; } .gap-18 { gap: 18px; }
.mt-0 { margin-top: 0; } .mt-8 { margin-top: 8px; } .mt-14 { margin-top: 14px; }
.mt-18 { margin-top: 18px; } .mt-24 { margin-top: 24px; }
.mb-0 { margin-bottom: 0; } .mb-8 { margin-bottom: 8px; }
.mb-14 { margin-bottom: 14px; } .mb-18 { margin-bottom: 18px; } .mb-24 { margin-bottom: 24px; }
.text-dim { color: var(--text-dim); }
.text-soft { color: var(--text-soft); }
.text-sm { font-size: 12.5px; }
.text-xs { font-size: 11.5px; }
.text-lg { font-size: 16px; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.text-center { text-align: center; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.nowrap { white-space: nowrap; }
.hidden { display: none !important; }
.w-full { width: 100%; }
.divider { height: 1px; background: var(--border); margin: 18px 0; }
.scroll-y { overflow-y: auto; }

.sidebar-toggle { display: none; }
.mobile-mask { display: none; }

/* ================= 响应式 ================= */
@media (max-width: 1180px) {
    .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1000px) {
    /* 任务行的窄屏折叠规则已随「任务列表」章节就近定义 */
}
@media (max-width: 860px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: none; }
    .main-area { margin-left: 0; }
    .sidebar-toggle { display: grid; }
    .grid-2, .grid-3, .grid-4, .form-grid { grid-template-columns: minmax(0, 1fr); }
    .content { padding: 18px; }
    .topbar { padding: 0 16px; }
    .mobile-mask.open {
        display: block;
        position: fixed; inset: 0;
        background: rgba(0, 0, 0, .5);
        z-index: 55;
    }
    .user-chip-role { display: none; }
}
/* =============================================================
   通用小组件
   ============================================================= */

/* ---------- 行内小标签 ---------- */
.chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 1px 7px;
    border-radius: 999px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    font-size: 11px;
    color: var(--text-soft);
    line-height: 1.75;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.chip svg { width: 11px; height: 11px; flex: 0 0 11px; opacity: .8; }
.chip.warn {
    color: var(--warning);
    border-color: color-mix(in srgb, var(--warning) 30%, transparent);
}

/* ---------- 带单位后缀的输入框 ---------- */
.input-suffix { position: relative; display: flex; align-items: center; }
.input-suffix .input { padding-right: 58px; }
.input-suffix > span {
    position: absolute; right: 12px; font-size: 12px;
    color: var(--text-dim); pointer-events: none;
}

/* ---------- 小号下拉 / 多列复选框 ---------- */
.select-sm { padding: 7px 10px; font-size: 12.5px; }
.check-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 8px 16px;
    margin-top: 4px;
}