:root{--bg: #f6f8fa;--surface: #ffffff;--border: #e2e8f0;--border-strong: #cbd5e1;--text: #0f172a;--text-muted: #64748b;--brand: #0e5a8a;--brand-dark: #0b4a72;--open: #15803d;--open-soft: #dcfce7;--closed: #b91c1c;--closed-soft: #fee2e2;--uncertain: #b45309;--uncertain-soft: #fef3c7;--unknown: #64748b;--unknown-soft: #f1f5f9;--radius: 10px;--shadow: 0 1px 3px rgba(15, 23, 42, .08);color-scheme:light}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}h1,h2,h3{margin:0;font-weight:700}h1{font-size:22px}h2{font-size:17px}h3{font-size:15px}.shell{display:flex;min-height:100vh}.sidebar{width:220px;flex-shrink:0;background:#0b2e45;color:#cfe3f0;padding:20px 14px;display:flex;flex-direction:column;gap:4px}.sidebar .brand{color:#fff;font-weight:800;font-size:17px;padding:0 10px 18px;display:flex;align-items:center;gap:8px}.sidebar button{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:transparent;border:0;color:inherit;text-align:left;padding:10px 12px;border-radius:8px;cursor:pointer;font:inherit;display:flex;align-items:center;gap:9px}.sidebar button:hover{background:#ffffff14}.sidebar button.active{background:var(--brand);color:#fff;font-weight:600}.sidebar .spacer{flex:1}.main{flex:1;padding:24px 28px 48px;min-width:0}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}.page-head p{margin:4px 0 0;color:var(--text-muted)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.grid{display:grid;gap:14px}.grid.cols-4{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.stat .label{color:var(--text-muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}.stat .value{font-size:28px;font-weight:800;margin-top:4px}.stat .sub{color:var(--text-muted);font-size:12px;margin-top:2px}.table-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:middle;white-space:nowrap}th{background:#f8fafc;font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted);position:sticky;top:0}tbody tr:hover{background:#f8fafc}tbody tr:last-child td{border-bottom:0}td.wrap{white-space:normal;max-width:320px}button.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid transparent;border-radius:8px;padding:8px 14px;font:inherit;font-weight:600;cursor:pointer;background:var(--brand);color:#fff;min-height:36px}button.btn:hover:not(:disabled){background:var(--brand-dark)}button.btn:disabled{opacity:.5;cursor:not-allowed}button.btn.secondary{background:var(--surface);color:var(--text);border-color:var(--border-strong)}button.btn.secondary:hover:not(:disabled){background:#f1f5f9}button.btn.danger{background:var(--closed)}button.btn.small{padding:5px 10px;min-height:28px;font-size:12px}input,select,textarea{font:inherit;padding:8px 10px;border:1px solid var(--border-strong);border-radius:8px;background:var(--surface);color:var(--text);width:100%;min-height:36px}input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:-1px;border-color:var(--brand)}label.field{display:block;margin-bottom:12px}label.field span{display:block;font-size:12px;font-weight:600;color:var(--text-muted);margin-bottom:4px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.row.tight{gap:6px}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}.badge.open{background:var(--open-soft);color:var(--open)}.badge.closed{background:var(--closed-soft);color:var(--closed)}.badge.unknown{background:var(--unknown-soft);color:var(--unknown)}.badge.warn{background:var(--uncertain-soft);color:var(--uncertain)}.login{min-height:100vh;display:grid;place-items:center;background:linear-gradient(160deg,#0b2e45,#072335);padding:20px}.login .card{width:100%;max-width:380px;padding:28px}.login h1{margin-bottom:6px}.login p.sub{color:var(--text-muted);margin:0 0 20px}.error{background:var(--closed-soft);color:var(--closed);padding:10px 12px;border-radius:8px;margin-bottom:14px;font-size:13px}.notice{background:var(--uncertain-soft);color:var(--uncertain);padding:10px 12px;border-radius:8px;margin-bottom:14px;font-size:13px}.muted{color:var(--text-muted)}.empty{padding:40px 20px;text-align:center;color:var(--text-muted)}.spark{display:flex;align-items:flex-end;gap:3px;height:64px;margin-top:12px}.spark div{flex:1;background:var(--brand);border-radius:3px 3px 0 0;min-height:2px}.spark div.idle{background:var(--border)}.spark-axis{display:flex;justify-content:space-between;margin-top:6px;font-size:11px;color:var(--text-muted)}dialog{border:0;border-radius:var(--radius);padding:0;box-shadow:0 20px 60px #0f172a4d;max-width:520px;width:calc(100% - 32px)}dialog::backdrop{background:#0f172a80}dialog .dialog-body{padding:20px}dialog .dialog-foot{display:flex;justify-content:flex-end;gap:8px;padding:14px 20px;border-top:1px solid var(--border);background:#f8fafc}@media(max-width:720px){.shell{flex-direction:column}.sidebar{width:auto;flex-direction:row;overflow-x:auto;padding:10px}.sidebar .brand,.sidebar .spacer{display:none}.main{padding:16px}}