/* UTA 管理台 —— 内部工具，红黑主色与模块站一致 */
* { margin:0; padding:0; box-sizing:border-box; }
:root {
  --red:#e00; --ink:#111; --muted:#666; --line:#e5e5e5; --bg:#f6f6f4; --card:#fff;
}
html,body { height:100%; }
body { font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif; background:var(--bg); color:var(--ink); font-size:14px; }

/* ---------- 登录门 ---------- */
.gate { position:fixed; inset:0; display:flex; align-items:center; justify-content:center; background:var(--ink); }
.gate-card { background:var(--card); padding:36px 32px; width:320px; border-top:4px solid var(--red); }
.gate-logo { font-weight:900; font-size:28px; letter-spacing:2px; }
.gate-title { color:var(--muted); margin:4px 0 20px; }
.gate-card input { width:100%; padding:10px 12px; border:1px solid var(--line); margin-bottom:12px; font-size:14px; }
.gate-err { color:var(--red); font-size:12px; margin-top:8px; min-height:16px; }

/* ---------- 布局 ---------- */
.shell { display:flex; min-height:100vh; }
.side { width:208px; background:var(--ink); color:#fff; display:flex; flex-direction:column; position:sticky; top:0; height:100vh; flex-shrink:0; }
.side-brand { font-weight:900; font-size:20px; letter-spacing:2px; padding:20px 18px 14px; border-bottom:1px solid #2a2a2a; }
.side-brand span { font-weight:400; font-size:12px; color:#999; margin-left:8px; letter-spacing:0; }
#nav { flex:1; overflow-y:auto; padding:10px 0; }
#nav a { display:flex; align-items:center; gap:8px; padding:10px 18px; color:#bbb; text-decoration:none; font-size:13px; border-left:3px solid transparent; }
#nav a:hover { color:#fff; background:#1c1c1c; }
#nav a.active { color:#fff; border-left-color:var(--red); background:#1c1c1c; }
.side-sep { padding:14px 18px 6px; font-size:11px; color:#666; }
.side-foot { padding:14px; border-top:1px solid #2a2a2a; }
.main { flex:1; padding:24px 28px; min-width:0; }

/* ---------- 通用 ---------- */
.btn { padding:8px 16px; border:1px solid var(--ink); background:#fff; cursor:pointer; font-size:13px; }
.btn.primary { background:var(--red); border-color:var(--red); color:#fff; }
.btn.ghost { background:transparent; border-color:#444; color:#999; }
.btn.ghost:hover { color:#fff; border-color:#888; }
.btn.block { width:100%; }
.btn.sm { padding:4px 10px; font-size:12px; }
.btn.danger { color:var(--red); border-color:var(--red); }
.pill { background:var(--red); color:#fff; border-radius:10px; font-size:11px; padding:1px 7px; font-weight:700; }
.page-title { font-size:20px; font-weight:800; margin-bottom:4px; }
.page-sub { color:var(--muted); font-size:12px; margin-bottom:20px; }

.cards { display:grid; grid-template-columns:repeat(auto-fill,minmax(160px,1fr)); gap:12px; margin-bottom:22px; }
.card { background:var(--card); border:1px solid var(--line); padding:16px; }
.card .k { font-size:12px; color:var(--muted); margin-bottom:6px; }
.card .v { font-size:26px; font-weight:900; }
.card .v.red { color:var(--red); }
.card .s { font-size:11px; color:var(--muted); margin-top:4px; }

.panel { background:var(--card); border:1px solid var(--line); padding:18px; margin-bottom:18px; }
.panel h3 { font-size:14px; margin-bottom:14px; padding-left:10px; border-left:3px solid var(--red); }

table.tbl { width:100%; border-collapse:collapse; font-size:13px; }
.tbl th { text-align:left; color:var(--muted); font-weight:400; font-size:12px; padding:8px 10px; border-bottom:1px solid var(--line); }
.tbl td { padding:9px 10px; border-bottom:1px solid #f0f0ee; vertical-align:top; }
.tbl tr:hover td { background:#fafaf8; }

.badge { display:inline-block; font-size:11px; padding:2px 8px; border:1px solid var(--line); color:var(--muted); }
.badge.aed { color:var(--red); border-color:var(--red); }
.badge.flood { color:#06c; border-color:#06c; }
.badge.live { color:#090; border-color:#090; }
.badge.dev { color:#999; }

.bar-row { display:flex; align-items:center; gap:10px; margin-bottom:8px; font-size:12px; }
.bar-row .lbl { width:110px; color:var(--muted); text-align:right; flex-shrink:0; }
.bar-row .track { flex:1; background:#f0f0ee; height:16px; }
.bar-row .fill { background:var(--ink); height:100%; }
.bar-row .fill.red { background:var(--red); }
.bar-row .num { width:70px; flex-shrink:0; font-weight:700; }

.spark { display:flex; align-items:flex-end; gap:3px; height:60px; }
.spark i { flex:1; background:var(--ink); min-height:2px; }

.item-head { display:flex; justify-content:space-between; align-items:flex-start; gap:12px; }
.item-title { font-weight:700; margin-bottom:4px; }
.item-meta { color:var(--muted); font-size:12px; line-height:1.7; }
.item-meta a { color:#06c; word-break:break-all; }
.item-actions { display:flex; gap:8px; flex-shrink:0; }
.intel-item { border:1px solid var(--line); background:#fff; padding:14px 16px; margin-bottom:10px; }

.tabs { display:flex; gap:0; margin-bottom:16px; border-bottom:2px solid var(--line); }
.tabs button { background:none; border:none; padding:8px 16px; cursor:pointer; font-size:13px; color:var(--muted); border-bottom:2px solid transparent; margin-bottom:-2px; }
.tabs button.active { color:var(--ink); font-weight:700; border-bottom-color:var(--red); }
.pager { display:flex; gap:10px; align-items:center; justify-content:center; padding:14px; color:var(--muted); font-size:12px; }

.empty { text-align:center; color:var(--muted); padding:48px 0; font-size:13px; }
.loading { text-align:center; color:var(--muted); padding:40px; }
.toast { position:fixed; top:18px; left:50%; transform:translateX(-50%); background:var(--ink); color:#fff; padding:10px 20px; font-size:13px; z-index:99; }
.toast.red { background:var(--red); }

@media (max-width:860px) {
  .side { width:64px; }
  .side-brand span, #nav a { font-size:0; }
  #nav a::first-letter { font-size:14px; }
  .side-sep { display:none; }
  .main { padding:16px; }
}