/* ============================================================
   Nexal 验证平台 - 透明玻璃拟态 UI
   默认半透明白色方块，毛玻璃效果，双端响应式
   ============================================================ */
:root {
    --glass: rgba(255,255,255,.10);
    --glass-strong: rgba(255,255,255,.16);
    --glass-border: rgba(255,255,255,.22);
    --text: #f2f4ff;
    --text-dim: rgba(240,242,255,.62);
    --primary: #e8e8f2;
    --primary2: #8a8a9a;
    --danger: #ff6b6b;
    --success: #2fd39a;
    --warn: #ffb648;
    --radius: 16px;
    --shadow: 0 10px 36px rgba(0,0,0,.35);
}
* { margin:0; padding:0; box-sizing:border-box; }
html { -webkit-text-size-adjust:100%; overflow-x:hidden; }
body {
    font-family:"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
    color:var(--text); min-height:100vh; overflow-x:hidden;
    background:#000;
}
a { text-decoration:none; color:inherit; }
button { font-family:inherit; cursor:pointer; }
/* 全局暗色滚动条（去掉刺眼白色横杠） */
* { scrollbar-width:thin; scrollbar-color:rgba(255,255,255,.28) transparent; }
*::-webkit-scrollbar { width:6px; height:6px; }
*::-webkit-scrollbar-track { background:transparent; }
*::-webkit-scrollbar-thumb { background:rgba(255,255,255,.28); border-radius:999px; }
*::-webkit-scrollbar-thumb:hover { background:rgba(255,255,255,.45); }
*::-webkit-scrollbar-corner { background:transparent; }

/* ---------- 自定义复选框 ---------- */
input[type="checkbox"] { appearance:none; -webkit-appearance:none; width:18px; height:18px; border-radius:6px; border:1.5px solid rgba(255,255,255,.4); background:rgba(255,255,255,.06); cursor:pointer; vertical-align:-4px; position:relative; transition:all .18s; flex:none; }
input[type="checkbox"]:checked { background:linear-gradient(135deg,#33333c,#18181d); border-color:#18181d; }
input[type="checkbox"]:checked::after { content:''; position:absolute; left:5px; top:1px; width:5px; height:10px; border:solid #fff; border-width:0 2px 2px 0; transform:rotate(45deg); }
input[type="checkbox"]:focus { outline:none; box-shadow:0 0 0 3px rgba(255,255,255,.12); }
/* 数字输入框去掉上下箭头 */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button { -webkit-appearance:none; margin:0; }
input[type="number"] { -moz-appearance:textfield; appearance:textfield; }
/* 滑块（UI调节用）保持干净简洁 */
input[type="range"] { -webkit-appearance:none; appearance:none; height:6px; border-radius:999px; background:rgba(255,255,255,.18); outline:none; cursor:pointer; }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance:none; appearance:none; width:18px; height:18px; border-radius:50%; background:#ffffff; border:2px solid #18181d; box-shadow:0 2px 8px rgba(0,0,0,.4); }
input[type="range"]::-moz-range-thumb { width:18px; height:18px; border-radius:50%; background:#ffffff; border:2px solid #18181d; }

/* ---------- 单色 SVG 线条图标 ---------- */
.ic { display:inline-block; vertical-align:-3px; margin-right:4px; flex:none; }
.stat-ico { display:flex; align-items:center; }
.stat-ico .ic, .stat-ico svg { width:28px; height:28px; }
.bn-ico { display:flex; align-items:center; justify-content:center; }
.bn-ico .ic, .bn-ico svg { width:21px; height:21px; }
.li-title .ic { margin-right:6px; }
.card-title .ic { margin-right:6px; }

/* ---------- 背景图层（双目录 15 秒丝滑轮换，纯黑底不闪色） ---------- */
.bg-layer {
    position:fixed; inset:0; z-index:-3;
    background:
        linear-gradient(160deg, #000000 0%, #0a0a0f 50%, #000000 100%);
    background-size:cover; background-position:center; background-repeat:no-repeat;
    opacity:0; transition:opacity 1.5s ease; will-change:opacity;
}
#bgLayerA { opacity:1; }
.bg-tint {
    position:fixed; inset:0; z-index:-2;
    background:linear-gradient(180deg, rgba(0,0,0,.45), rgba(0,0,0,.15));
    /* 已移除 backdrop-filter 全屏模糊：手机端严重掉帧且让背景边缘发虚 */
}

/* ---------- 桌面侧边栏 ---------- */
.sidebar {
    position:fixed; left:0; top:0; bottom:0; width:230px; z-index:50;
    background:var(--glass); border-right:1px solid var(--glass-border);
    backdrop-filter:blur(22px); -webkit-backdrop-filter:blur(22px);
    display:flex; flex-direction:column;
    padding:18px 14px; transition:width .3s cubic-bezier(.4,0,.2,1), transform .3s;
    box-shadow:4px 0 30px rgba(0,0,0,.18);
    overflow-y:auto; scrollbar-width:none; -ms-overflow-style:none;
}
.sidebar::-webkit-scrollbar { display:none; width:0; height:0; }
.sidebar-logo { display:flex; align-items:center; gap:12px; padding:6px 10px 18px; }
.logo-badge {
    width:42px; height:42px; border-radius:13px; flex:none;
    background:linear-gradient(135deg,#2c2c34,#0f0f13);
    display:flex; align-items:center; justify-content:center;
    font-size:20px; font-weight:800; color:#fff;
    box-shadow:0 8px 22px rgba(0,0,0,.5);
}
.logo-badge.small { width:30px; height:30px; font-size:14px; border-radius:9px; }
.sidebar-logo-text { font-size:20px; font-weight:800; letter-spacing:2px; white-space:nowrap; }
.sidebar-nav { flex:1; overflow-y:auto; }
.nav-item {
    display:flex; align-items:center; gap:12px; padding:12px 14px;
    border-radius:12px; margin-bottom:4px; color:var(--text-dim);
    font-size:14px; font-weight:500; white-space:nowrap;
    transition:all .22s;
}
.nav-item:hover { background:rgba(255,255,255,.12); color:var(--text); transform:translateX(3px); }
.nav-item.active {
    background:linear-gradient(135deg,#33333c,#18181d);
    border:1px solid rgba(255,255,255,.35); color:#fff; font-weight:600;
    box-shadow:0 6px 18px rgba(0,0,0,.4);
}
.nav-ico { font-size:19px; width:24px; text-align:center; flex:none; display:flex; align-items:center; justify-content:center; }
.sidebar-user {
    display:flex; align-items:center; gap:10px; padding:12px 10px;
    margin-top:10px;
}
.user-avatar {
    width:38px; height:38px; border-radius:50%; flex:none;
    background:linear-gradient(135deg,#3a3a44,#16161c);
    display:flex; align-items:center; justify-content:center;
    font-weight:700; font-size:16px; color:#fff; overflow:hidden;
}
.user-avatar img { width:100%; height:100%; object-fit:cover; display:block; }
.user-info { min-width:0; white-space:nowrap; }
.user-name { font-size:14px; font-weight:600; overflow:hidden; text-overflow:ellipsis; }
.user-role { font-size:11px; color:var(--text-dim); }
.sidebar-collapse {
    position:absolute; right:-13px; top:50%; transform:translateY(-50%);
    width:28px; height:48px; border:none; border-radius:10px;
    background:rgba(255,255,255,.14); color:#fff; font-size:13px;
    border:1px solid rgba(255,255,255,.22); backdrop-filter:blur(12px);
    transition:all .25s;
}
.sidebar-collapse:hover { background:rgba(255,255,255,.3); }
/* 收缩态 */
.sidebar.collapsed { width:78px; }
.sidebar.collapsed .sidebar-logo-text,
.sidebar.collapsed .nav-text,
.sidebar.collapsed .user-info { display:none; }
.sidebar.collapsed .nav-item { justify-content:center; padding:12px 0; }
.sidebar.collapsed .sidebar-logo { justify-content:center; padding-left:0; }

/* ---------- 手机顶部条 ---------- */
.mobile-topbar {
    display:none; position:fixed; top:0; left:0; right:0; height:54px; z-index:40;
    background:var(--glass); border-bottom:1px solid var(--glass-border);
    backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px);
    align-items:center; justify-content:space-between; padding:0 16px;
}
.mobile-logo { display:flex; align-items:center; gap:10px; font-weight:700; }
.mobile-user {
    width:32px; height:32px; border-radius:50%; background:linear-gradient(135deg,#3a3a44,#16161c);
    display:flex; align-items:center; justify-content:center; font-weight:700; font-size:14px;
    overflow:hidden;
}
.mobile-user img { width:100%; height:100%; border-radius:50%; object-fit:cover; display:block; }

/* ---------- 主内容区 ---------- */
.main {
    margin-left:230px; min-height:100vh; padding:28px 30px 90px;
    transition:margin-left .3s cubic-bezier(.4,0,.2,1);
}
.main.no-sidebar { margin-left:0; padding-top:24px; }
.sidebar.collapsed ~ .main, .sidebar.collapsed + .main { margin-left:78px; }
.page-content { max-width:1200px; margin:0 auto; animation:pageIn .35s ease; }
@keyframes pageIn { from{opacity:0; transform:translateY(14px);} to{opacity:1; transform:none;} }

/* ---------- 玻璃卡片 ---------- */
.glass {
    background:var(--glass); border:1px solid var(--glass-border);
    border-radius:var(--radius); backdrop-filter:blur(18px); -webkit-backdrop-filter:blur(18px);
    box-shadow:var(--shadow);
}
.card { padding:22px; margin-bottom:18px; }
.card-title { font-size:16px; font-weight:700; margin-bottom:16px; display:flex; align-items:center; gap:8px; }
.card-title::before { content:''; width:4px; height:16px; border-radius:2px; background:linear-gradient(180deg,var(--primary),var(--primary2)); }

/* ---------- 仪表盘统计方块 ---------- */
.stat-grid {
    display:grid; grid-template-columns:repeat(2,1fr); gap:14px;
}
@media (min-width:900px) {
    .stat-grid { grid-template-columns:repeat(4,1fr); }
}
.stat-block {
    padding:20px; border-radius:var(--radius); position:relative; overflow:hidden;
    background:var(--glass); border:1px solid var(--glass-border);
    backdrop-filter:blur(18px); -webkit-backdrop-filter:blur(18px);
    transition:transform .25s, box-shadow .25s;
}
.stat-block:hover { transform:translateY(-4px); box-shadow:0 16px 40px rgba(0,0,0,.4); }
.stat-block .stat-ico { font-size:26px; margin-bottom:10px; }
.stat-block .stat-num { font-size:30px; font-weight:800; line-height:1; }
.stat-block .stat-label { font-size:13px; color:var(--text-dim); margin-top:8px; }
.stat-block::after {
    content:''; position:absolute; top:-30%; right:-20%; width:90px; height:90px;
    border-radius:50%; background:rgba(255,255,255,.07); filter:blur(4px);
}
.stat-block::before { content:''; position:absolute; inset:0; background:linear-gradient(135deg,rgba(255,255,255,.06),transparent); }

/* ---------- 按钮 ---------- */
.btn {
    display:inline-flex; align-items:center; gap:6px; padding:9px 18px;
    border:none; border-radius:11px; font-size:13px; font-weight:600;
    background:var(--glass-strong); color:var(--text); border:1px solid var(--glass-border);
    transition:all .2s; white-space:nowrap;
}
.btn:hover { transform:translateY(-1px); filter:brightness(1.12); }
.btn:active { transform:scale(.96); }
.btn:focus, button:focus, a:focus { outline:none; }
/* 主操作按钮统一黑色（点击不再变蓝） */
.btn-primary { background:linear-gradient(135deg,#33333c,#18181d); border:none; color:#fff; }
.btn-primary:hover { background:linear-gradient(135deg,#3d3d48,#202027); }
.btn-primary:active { background:linear-gradient(135deg,#0e0e12,#000); }
.btn-success { background:linear-gradient(135deg,#2fd39a,#17b8a8); border:none; }
.btn-danger { background:linear-gradient(135deg,#ff6b6b,#ff4d6d); border:none; }
.btn-warn { background:linear-gradient(135deg,#ffb648,#ff8f3d); border:none; }
.btn-sm { padding:6px 12px; font-size:12px; border-radius:9px; }
.btn-block { width:100%; justify-content:center; }
/* 黑色徽章导航激活态 */
.tab-pill.active { background:linear-gradient(135deg,#33333c,#18181d); color:#fff; border-color:transparent; }

/* ---------- 输入框 ---------- */
.input, select.input, textarea.input {
    width:100%; padding:11px 14px; border-radius:12px; font-size:14px; color:var(--text);
    background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.22);
    outline:none; transition:all .25s; font-family:inherit;
}
.input:focus { border-color:rgba(255,255,255,.65); background:rgba(255,255,255,.18); box-shadow:0 0 0 4px rgba(255,255,255,.08); }
.input::placeholder { color:rgba(240,242,255,.4); }
select.input option { color:#222; background:#fff; }
.input-group { display:flex; gap:10px; align-items:center; }
.input-group .input { flex:1; }
label.lbl { display:block; font-size:13px; color:var(--text-dim); margin:14px 0 6px; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x:auto; }
table.tbl { width:100%; border-collapse:collapse; font-size:13.5px; }
.tbl th {
    text-align:left; padding:11px 12px; color:var(--text-dim); font-weight:600;
    border-bottom:1px solid rgba(255,255,255,.14); white-space:nowrap;
}
.tbl td { padding:11px 12px; border-bottom:1px solid rgba(255,255,255,.08); vertical-align:middle; }
.tbl tr:hover td { background:rgba(255,255,255,.05); }
.tbl .actions { display:flex; gap:6px; flex-wrap:wrap; }

/* ---------- 徽章 ---------- */
.badge {
    display:inline-block; padding:3px 10px; border-radius:999px; font-size:11.5px; font-weight:600;
    background:rgba(255,255,255,.14); color:var(--text);
}
.badge-green { background:rgba(47,211,154,.18); color:#5ef0bd; }
.badge-red { background:rgba(255,107,107,.2); color:#ff9d9d; }
.badge-blue { background:rgba(255,255,255,.14); color:#e6e6f2; }
.badge-orange { background:rgba(255,182,72,.2); color:#ffd08a; }

/* ---------- 列表项 / 展开卡片 ---------- */
.list-item {
    padding:16px 18px; border-radius:14px; margin-bottom:12px;
    background:var(--glass); border:1px solid var(--glass-border);
    transition:all .22s;
}
.list-item:hover { background:rgba(255,255,255,.1); }
.list-item .li-head { display:flex; align-items:center; justify-content:space-between; gap:10px; cursor:pointer; }
.list-item .li-title { font-size:15px; font-weight:700; display:flex; align-items:center; gap:10px; }
.list-item .li-sub { font-size:12px; color:var(--text-dim); margin-top:5px; }
.list-item .li-body { margin-top:14px; padding-top:14px; border-top:1px dashed rgba(255,255,255,.16); display:none; }
.list-item.open .li-body { display:block; animation:pageIn .25s ease; }
.chevron { transition:transform .25s; font-size:12px; color:var(--text-dim); }
.list-item.open .chevron { transform:rotate(180deg); }

/* ---------- 搜索栏 ---------- */
.toolbar { display:flex; gap:10px; align-items:center; margin-bottom:16px; flex-wrap:wrap; }
.toolbar .search-box { flex:1; min-width:180px; position:relative; }
.toolbar .search-box .input { padding-left:38px; }
.toolbar .search-box::before {
    content:''; position:absolute; left:13px; top:50%; transform:translateY(-50%);
    width:15px; height:15px; border:1.8px solid rgba(255,255,255,.55); border-radius:50%;
    opacity:.8;
}
.toolbar .search-box::after {
    content:''; position:absolute; left:25px; top:calc(50% + 6px); width:7px; height:1.8px;
    background:rgba(255,255,255,.55); transform:rotate(45deg); opacity:.8;
}

/* ---------- Toast 提示词 ---------- */
.toast-wrap {
    position:fixed; top:18px; left:50%; transform:translateX(-50%); z-index:200;
    display:flex; flex-direction:column; gap:10px; align-items:center; pointer-events:none;
    width:min(92vw,460px);
}
.toast {
    padding:10px 18px; border-radius:10px; font-size:12.5px; font-weight:500;
    background:#ffffff; color:#1a1a1a; border:1px solid rgba(0,0,0,.12);
    box-shadow:0 10px 30px rgba(0,0,0,.35); text-align:center; width:auto; min-width:200px; max-width:100%;
    animation:toastIn .35s cubic-bezier(.2,.9,.3,1.2);
}
.toast.ok { background:#ffffff; color:#15803d; }
.toast.err { background:#ffffff; color:#dc2626; }
.toast.warn { background:#ffffff; color:#b45309; }
.toast.hide { animation:toastOut .3s ease forwards; }
@keyframes toastIn { from{opacity:0; transform:translateY(-18px) scale(.9);} to{opacity:1; transform:none;} }
@keyframes toastOut { to{opacity:0; transform:translateY(-14px) scale(.92);} }

/* ---------- 弹窗 ---------- */
.modal-mask {
    position:fixed; inset:0; z-index:150; display:none;
    background:rgba(0,0,0,.6); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
    align-items:center; justify-content:center; padding:18px;
}
.modal-mask.show { display:flex; }
.modal-box {
    width:100%; max-width:440px; max-height:86vh; overflow-y:auto;
    background:rgba(16,16,22,.93); border:1px solid rgba(255,255,255,.22);
    border-radius:20px; padding:26px; box-shadow:0 24px 80px rgba(0,0,0,.6);
    animation:modalIn .32s cubic-bezier(.2,.9,.3,1.15);
}
@keyframes modalIn { from{opacity:0; transform:scale(.88) translateY(20px);} to{opacity:1; transform:none;} }
.modal-box .m-title { font-size:17px; font-weight:700; margin-bottom:16px; display:flex; align-items:center; gap:8px; }
.modal-box .m-close {
    position:absolute; top:16px; right:16px; width:30px; height:30px; border-radius:50%;
    border:none; background:rgba(255,255,255,.1); color:#fff; font-size:15px;
}
.m-actions { display:flex; gap:10px; margin-top:22px; }
.m-actions .btn { flex:1; justify-content:center; }

/* ---------- 加载遮罩 ---------- */
.loading-mask {
    position:fixed; inset:0; z-index:300; display:none;
    background:rgba(0,0,0,.6); backdrop-filter:blur(4px);
    align-items:center; justify-content:center;
}
.loading-mask.show { display:flex; }
.spinner {
    position:relative; width:46px; height:46px; border-radius:50%;
    background:conic-gradient(from 0deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.95) 85%, #ffffff 100%);
    -webkit-mask:radial-gradient(farthest-side, transparent calc(100% - 5px), #000 calc(100% - 4px));
    mask:radial-gradient(farthest-side, transparent calc(100% - 5px), #000 calc(100% - 4px));
    animation:spin .8s linear infinite;
}
.spinner::after {
    content:''; position:absolute; inset:6px; border-radius:50%;
    border:2px solid rgba(255,255,255,.12); border-top-color:rgba(255,255,255,.55);
    animation:spin 1.1s linear infinite reverse;
}
@keyframes spin { to { transform:rotate(360deg); } }

/* ---------- 进度条 ---------- */
.progress { height:10px; border-radius:999px; background:rgba(255,255,255,.12); overflow:hidden; }
.progress .bar {
    height:100%; border-radius:999px; width:0%;
    background:linear-gradient(90deg,#3a3a44,#18181d); transition:width .3s;
}

/* ---------- 空状态 ---------- */
.empty-state { text-align:center; padding:70px 20px; color:var(--text-dim); font-size:14px; }
.empty-state .es-ico { font-size:44px; margin-bottom:14px; opacity:.7; }

/* ---------- 提示条（登录/操作成功） ---------- */
.banner {
    padding:13px 18px; border-radius:14px; margin-bottom:16px; font-size:13.5px;
    background:var(--glass); border:1px solid var(--glass-border);
    display:flex; align-items:center; gap:10px; animation:pageIn .4s ease;
}
.banner.ok { border-color:rgba(47,211,154,.45); background:rgba(47,211,154,.12); }
.banner.info { border-color:rgba(255,255,255,.3); background:rgba(255,255,255,.1); }
.banner.err { border-color:rgba(255,107,107,.45); background:rgba(255,107,107,.12); }

/* ---------- 批量操作方块 ---------- */
.batch-squares { display:grid; grid-template-columns:repeat(auto-fit,minmax(110px,1fr)); gap:10px; margin:14px 0; }
.batch-square { display:flex; align-items:center; justify-content:center; gap:8px; padding:14px 10px; border-radius:14px; background:var(--glass-strong); border:1px solid var(--glass-border); cursor:pointer; font-size:13px; font-weight:600; color:var(--text); transition:all .2s; text-align:center; }
.batch-square:hover { transform:translateY(-2px); filter:brightness(1.15); }
.batch-square:active { transform:scale(.96); }
.batch-square.danger { background:rgba(255,107,107,.15); border-color:rgba(255,107,107,.38); }
.batch-square.success { background:rgba(47,211,154,.14); border-color:rgba(47,211,154,.38); }

/* ---------- 信息块（设置页） ---------- */
.info-grid { display:grid; grid-template-columns:1fr; gap:10px; }
@media (min-width:600px) { .info-grid { grid-template-columns:1fr 1fr; } }
.info-cell { padding:12px 14px; border-radius:12px; background:rgba(255,255,255,.07); }
.info-cell .k { font-size:12px; color:var(--text-dim); }
.info-cell .v { font-size:14px; font-weight:600; margin-top:4px; word-break:break-all; }

/* ---------- 密钥展示 ---------- */
.key-box {
    padding:12px 14px; border-radius:12px; font-family:Consolas,monospace; font-size:12.5px;
    background:rgba(0,0,0,.28); border:1px solid rgba(255,255,255,.14); word-break:break-all;
    color:#d8d8e6; user-select:all;
}

/* ---------- 徽章导航（模块配置页4个tab） ---------- */
.tab-nav { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:18px; }
.tab-pill {
    padding:9px 20px; border-radius:10px; font-size:13px; font-weight:600; cursor:pointer;
    background:var(--glass); border:1px solid var(--glass-border); color:var(--text-dim);
    transition:all .22s;
}

/* ---------- 中国地图容器 ---------- */
.map-wrap { width:100%; height:420px; border-radius:var(--radius); overflow:hidden; }
@media (max-width:600px) { .map-wrap { height:300px; } }

/* ---------- 手机端性能与动效 ---------- */
@media (max-width:899px) {
    .bg-layer { filter:none; }
    .card, .modal-box, .login-card { backdrop-filter:blur(8px); -webkit-backdrop-filter:blur(8px); }
    .bottom-nav { backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px); }
    .sidebar { backdrop-filter:none; }
    /* 入场动效：卡片/方块依次淡入上移 */
    .stat-block { animation:pageIn .45s ease both; }
    .stat-block:nth-child(2) { animation-delay:.06s; }
    .stat-block:nth-child(3) { animation-delay:.12s; }
    .stat-block:nth-child(4) { animation-delay:.18s; }
    .card { animation:pageIn .45s ease both; }
    .card:nth-of-type(2) { animation-delay:.06s; }
    .card:nth-of-type(3) { animation-delay:.12s; }
    .card:nth-of-type(4) { animation-delay:.18s; }
    /* 表格紧凑适配：手机端允许换行完整显示 IP/设备码/卡密 */
    .tbl th, .tbl td { padding:9px 8px; font-size:12px; white-space:normal; word-break:break-all; }
    .tbl tbody tr:active td { background:rgba(255,255,255,.08); }
    /* 列表项按压缩放反馈 */
    .list-item:active { transform:scale(.985); background:rgba(255,255,255,.13); }
    .toolbar { gap:8px; }
    .toolbar .search-box { min-width:120px; }
    .stat-block { padding:14px; }
    .stat-block .stat-num { font-size:22px; }
    /* 所有可点元素统一点击反馈 */
    .btn, .tab-pill, .batch-square, .bn-item { -webkit-user-select:none; user-select:none; }
}

/* ---------- 响应式 ---------- */
@media (max-width:899px) {
    .sidebar { display:none; }
    .mobile-topbar { display:flex; }
    .main { margin-left:0; padding:72px 14px 100px; }
    .stat-grid { grid-template-columns:repeat(2,1fr); gap:10px; }
    .stat-block { padding:16px; }
    .stat-block .stat-num { font-size:24px; }
    .card { padding:16px; }
    /* 手机底部任务栏 */
    .bottom-nav {
        position:fixed; left:8px; right:8px; bottom:10px; z-index:60;
        height:62px; border-radius:20px; padding:6px 8px;
        background:rgba(8,8,12,.95); border:1px solid rgba(255,255,255,.18);
        backdrop-filter:blur(22px); -webkit-backdrop-filter:blur(22px);
        display:flex; align-items:center; justify-content:space-around;
        box-shadow:0 12px 40px rgba(0,0,0,.5);
    }
    .bn-item {
        flex:1; display:flex; flex-direction:column; align-items:center; gap:3px;
        padding:6px 0; border-radius:14px; color:var(--text-dim);
        transition:all .22s; font-size:10px;
    }
    /* 手机端任务栏只显示图标 */
    .bn-item .bn-ico { font-size:25px; filter:grayscale(.5); opacity:.85; transition:all .22s; }
    .bn-item .bn-ico svg { width:25px; height:25px; }
    .bn-item.active { color:#fff; }
    .bn-item.active .bn-ico { transform:translateY(-2px) scale(1.12); filter:none; opacity:1; }
    .bn-item.active::before {
        content:''; position:absolute; bottom:2px; width:22px; height:4px; border-radius:2px;
        background:linear-gradient(90deg,#2b2b33,#111);
    }
    .bn-item { position:relative; }
    /* 点击动态效果：按压下沉 + 图标放大，替代默认蓝色高亮 */
    .bn-item:active { transform:scale(.88); background:rgba(255,255,255,.12); transition:transform .12s; }
    .bn-item.active:active { transform:scale(.9); }
    .bn-item.active:active .bn-ico { transform:translateY(-2px) scale(1.25); }
    /* 手机端加大复选框（触摸目标） */
    input[type="checkbox"] { width:22px; height:22px; border-radius:7px; }
}
@media (min-width:900px) { .bottom-nav { display:none; } }