/* ============ NavHub 管理后台 ============ */
:root {
    --bg: #0a0e18;
    --panel: rgba(255, 255, 255, .045);
    --panel-2: rgba(255, 255, 255, .075);
    --border: rgba(255, 255, 255, .09);
    --border-2: rgba(255, 255, 255, .16);
    --text: #e8ecf6;
    --dim: #97a1bb;
    --mute: #6b7690;
    --brand: #6d8cff;
    --brand2: #b06dff;
    --ok: #34d3aa;
    --warn: #ffb457;
    --danger: #ff6b81;
    --radius: 16px;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, -apple-system, sans-serif;
    font-size: 14.5px;
    line-height: 1.6;
}
body::before {
    content: ""; position: fixed; inset: 0; z-index: -1;
    background:
        radial-gradient(700px 400px at 8% -8%, rgba(109,140,255,.18), transparent 60%),
        radial-gradient(600px 400px at 100% 0%, rgba(176,109,255,.14), transparent 60%);
}
a { color: var(--brand); text-decoration: none; }

/* ---------- 布局 ---------- */
.layout { display: flex; min-height: 100vh; }
.side {
    width: 228px; flex: 0 0 228px;
    border-right: 1px solid var(--border);
    backdrop-filter: blur(14px);
    background: rgba(10, 14, 24, .72);
    padding: 18px 14px;
    position: sticky; top: 0; height: 100vh;
    display: flex; flex-direction: column;
}
.side .brand {
    display: flex; align-items: center; gap: 9px;
    font-weight: 700; font-size: 16px; padding: 6px 8px 18px;
}
.side .brand .em { font-size: 22px; }
.side nav a {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 12px; border-radius: 12px;
    color: var(--dim); font-size: 14px; margin-bottom: 4px;
    border: 1px solid transparent;
    transition: all .2s;
}
.side nav a:hover { background: var(--panel); color: var(--text); }
.side nav a.active {
    color: #fff;
    background: linear-gradient(93deg, rgba(109,140,255,.28), rgba(176,109,255,.22));
    border-color: rgba(109, 140, 255, .4);
}
.side nav a .em { font-size: 16px; width: 20px; text-align: center; }
.side .foot { margin-top: auto; padding: 10px 8px; font-size: 12px; color: var(--mute); }
.side .foot a { display: inline-block; margin-top: 6px; }

.main { flex: 1; min-width: 0; padding: 26px 30px 60px; }
.page-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 20px; }
.page-head h1 { margin: 0; font-size: 22px; font-weight: 700; }
.page-head .sub { color: var(--mute); font-size: 13px; }
.page-head .sp { flex: 1; }

/* ---------- 组件 ---------- */
.card-box {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    margin-bottom: 16px;
    backdrop-filter: blur(12px);
}
.card-box h3 { margin: 0 0 14px; font-size: 15px; font-weight: 650; display: flex; align-items: center; gap: 8px; }

.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 9px 16px; border-radius: 11px;
    border: 1px solid var(--border-2);
    background: var(--panel-2);
    color: var(--text); font-size: 13.5px; cursor: pointer;
    transition: all .2s; font-family: inherit;
}
.btn:hover { transform: translateY(-1px); border-color: var(--brand); }
.btn.primary {
    background: linear-gradient(93deg, var(--brand), var(--brand2));
    border-color: transparent; color: #fff;
    box-shadow: 0 6px 18px rgba(109, 140, 255, .3);
}
.btn.ghost { background: transparent; }
.btn.sm { padding: 5px 11px; font-size: 12.5px; border-radius: 9px; }
.btn.danger { color: var(--danger); border-color: rgba(255, 107, 129, .35); }
.btn.danger:hover { background: rgba(255, 107, 129, .12); border-color: var(--danger); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

label { display: block; margin-bottom: 5px; font-size: 13px; color: var(--dim); }
input[type=text], input[type=url], input[type=password], input[type=number], select, textarea {
    width: 100%; padding: 10px 12px;
    border-radius: 11px;
    border: 1px solid var(--border-2);
    background: rgba(0, 0, 0, .22);
    color: var(--text); font-size: 14px; font-family: inherit;
    outline: none; transition: all .2s;
}
input:focus, select:focus, textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(109,140,255,.15); }
textarea { resize: vertical; min-height: 76px; }
select option { background: #141a29; }
.field { margin-bottom: 14px; }
.row { display: flex; gap: 14px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 200px; }
.hint { font-size: 12px; color: var(--mute); margin-top: 5px; }

table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.tbl th, table.tbl td { padding: 11px 12px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: middle; }
table.tbl th { color: var(--mute); font-weight: 600; font-size: 12.5px; text-transform: uppercase; letter-spacing: .4px; }
table.tbl tr:last-child td { border-bottom: 0; }
table.tbl tr:hover td { background: rgba(255, 255, 255, .025); }
table.tbl .t-name { font-weight: 600; }
table.tbl .ic { font-size: 18px; }
td.ops { white-space: nowrap; text-align: right; }
td.ops .btn { margin-left: 6px; }

.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 11.5px; border: 1px solid var(--border-2); color: var(--dim); }
.badge.on { color: var(--ok); border-color: rgba(52, 211, 170, .4); background: rgba(52, 211, 170, .1); }
.badge.off { color: var(--mute); }
.badge.local { color: var(--brand); border-color: rgba(109,140,255,.4); background: rgba(109,140,255,.1); }

.alert { padding: 11px 15px; border-radius: 12px; margin-bottom: 16px; font-size: 13.5px; border: 1px solid; }
.alert.ok { color: var(--ok); border-color: rgba(52,211,170,.4); background: rgba(52,211,170,.1); }
.alert.err { color: var(--danger); border-color: rgba(255,107,129,.4); background: rgba(255,107,129,.1); }
.alert.info { color: var(--dim); border-color: var(--border-2); background: var(--panel); }

/* 上传区 */
.drop {
    border: 2px dashed var(--border-2);
    border-radius: var(--radius);
    padding: 42px 20px;
    text-align: center;
    transition: all .25s;
    cursor: pointer;
    background: rgba(255, 255, 255, .02);
}
.drop:hover, .drop.over { border-color: var(--brand); background: rgba(109, 140, 255, .09); transform: scale(1.005); }
.drop .em { font-size: 42px; display: block; margin-bottom: 10px; }
.drop h4 { margin: 0 0 6px; font-size: 16px; }
.drop p { margin: 0; color: var(--mute); font-size: 13px; }
.up-list { margin-top: 14px; }
.up-item {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 13px; border-radius: 12px;
    border: 1px solid var(--border); background: var(--panel);
    margin-bottom: 8px; font-size: 13.5px;
}
.up-item .nm { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.up-item .st { font-size: 12.5px; color: var(--mute); }
.up-item .st.ok { color: var(--ok); }
.up-item .st.err { color: var(--danger); }
.bar { height: 5px; border-radius: 99px; background: rgba(255,255,255,.1); overflow: hidden; margin-top: 6px; }
.bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--brand), var(--brand2)); transition: width .3s; }

/* 统计小卡 */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat-card {
    padding: 18px; border-radius: var(--radius);
    border: 1px solid var(--border); background: var(--panel);
    backdrop-filter: blur(12px);
}
.stat-card .n { font-size: 26px; font-weight: 750; font-variant-numeric: tabular-nums; }
.stat-card .l { color: var(--mute); font-size: 12.5px; margin-top: 2px; }
.stat-card .g { font-size: 12px; color: var(--ok); margin-top: 6px; }

/* 登录页 */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-box {
    width: 100%; max-width: 400px;
    padding: 34px 30px;
    border-radius: 22px;
    border: 1px solid var(--border-2);
    background: rgba(18, 23, 38, .78);
    backdrop-filter: blur(18px);
    box-shadow: 0 30px 70px rgba(0, 0, 0, .45);
}
.login-box .em { font-size: 40px; text-align: center; display: block; margin-bottom: 6px; }
.login-box h2 { text-align: center; margin: 0 0 4px; font-size: 21px; }
.login-box .tip { text-align: center; color: var(--mute); font-size: 13px; margin-bottom: 22px; }

.chk { display: flex; align-items: center; gap: 7px; font-size: 13px; color: var(--dim); cursor: pointer; }
.chk input { width: 16px; height: 16px; accent-color: var(--brand); }

.empty-tip { text-align: center; padding: 40px; color: var(--mute); }
.empty-tip .em { font-size: 38px; display: block; margin-bottom: 8px; }

/* 移动端 */
.mobile-toggle { display: none; }
@media (max-width: 860px) {
    .layout { flex-direction: column; }
    .side {
        width: 100%; flex: none; height: auto; position: sticky; top: 0; z-index: 60;
        padding: 10px 14px; border-right: 0; border-bottom: 1px solid var(--border);
    }
    .side .brand { padding: 4px 4px 10px; }
    .side nav { display: none; flex-wrap: wrap; gap: 0; }
    .side nav.open { display: flex; }
    .side nav a { flex: 1 1 45%; justify-content: center; }
    .side .foot { display: none; }
    .mobile-toggle {
        display: inline-flex; margin-left: auto;
        background: var(--panel-2); border: 1px solid var(--border-2);
        color: var(--text); border-radius: 10px; padding: 5px 12px; cursor: pointer;
    }
    .main { padding: 18px 16px 50px; }
    .page-head h1 { font-size: 19px; }
    table.tbl { font-size: 13px; }
    table.tbl th:nth-child(n+4), table.tbl td:nth-child(n+4) { display: none; }
    .row > * { min-width: 100%; }
}