:root{--bg:#0b1020;--surface:#151d33;--surface-2:#1c2743;--text:#eaf0ff;--muted:#9aa9c7;--accent:#55d4a6;--line:#2b3857;--warn:#ffcc66;--danger:#ff7b88}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,"Microsoft YaHei",sans-serif}.topbar,.shell,.tabs{max-width:1180px;margin:auto}.topbar{display:flex;align-items:center;justify-content:space-between;padding:28px 24px 19px}.eyebrow{margin:0;color:var(--accent);font-size:12px;letter-spacing:.13em;font-weight:700}.topbar h1{margin:3px 0 0;font-size:27px}.top-actions{display:flex;gap:18px;align-items:center}.top-actions a{color:var(--muted)}.status{border-radius:999px;padding:4px 10px;text-transform:uppercase;font-size:12px;font-weight:700;background:#39445e}.status-online{background:#174f42;color:#8bf3ca}.status-error{background:#60313b;color:#ffc0c8}.tabs{display:flex;gap:4px;padding:0 24px;border-bottom:1px solid var(--line)}.tabs a{padding:12px 16px;color:var(--muted);text-decoration:none}.tabs a.active{color:var(--text);border-bottom:2px solid var(--accent)}.shell{padding:24px}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:16px}.metric-grid article,.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px}.metric-grid span,.metric-grid small,.panel p,dt{color:var(--muted)}.metric-grid strong{display:block;font-size:26px;margin:8px 0 0}.panel{margin-bottom:16px}.panel h2{font-size:18px;margin:0}.panel-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:15px}.panel-head p{margin:3px 0 0}canvas{width:100%;height:220px;background:#10182a;border-radius:8px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}.two-col .panel{margin-bottom:0}dl{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0 0}dd{margin:0;text-align:right}table{width:100%;border-collapse:collapse}th,td{padding:10px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}th{color:var(--muted);font-size:12px}.table-wrap{overflow:auto}.empty{text-align:center;color:var(--muted)}.notice,.warning,.error{padding:11px 14px;border-radius:8px;margin:0 0 16px}.notice{background:#174f42}.warning{background:#58441e;color:#ffdc8a}.error{background:#60313b;color:#ffc0c8}.settings-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.settings-form label,.login-card label{display:grid;gap:6px;color:var(--muted)}input,select,button{font:inherit;border-radius:7px}input,select{padding:10px;border:1px solid var(--line);background:#0f1729;color:var(--text)}button{padding:10px 16px;border:0;background:var(--accent);color:#092318;font-weight:700;cursor:pointer}.form-actions{grid-column:1/-1}.login-page{display:grid;place-items:center;min-height:100vh}.login-card{width:min(400px,calc(100% - 32px));padding:28px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.login-card h1{margin:5px 0}.login-card form{display:grid;gap:16px;margin-top:22px}@media(max-width:720px){.topbar{padding:20px 16px}.topbar h1{font-size:22px}.shell{padding:16px}.tabs{padding:0 12px;overflow:auto}.metric-grid,.two-col,.settings-form{grid-template-columns:1fr}.metric-grid strong{font-size:23px}.top-actions{gap:8px}.top-actions a{font-size:13px}}