:root{--bg: #0d1117;--panel: #161b22;--panel-2: #1c2230;--border: #2a3140;--text: #e6edf3;--muted: #8b949e;--accent: #2f81f7;--up: #2ea043;--down: #f85149;--warning: #d29922;--maintenance: #6e7bf2;--unknown: #6e7681}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px}a{color:var(--accent)}button{font:inherit;cursor:pointer;border:1px solid var(--border);background:var(--panel-2);color:var(--text);padding:6px 12px;border-radius:6px}button:hover{border-color:var(--accent)}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.danger{color:var(--down)}button.sm{padding:3px 8px;font-size:12px}input,select{font:inherit;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:7px 9px;width:100%}.app{display:flex;min-height:100vh}.sidebar{width:210px;background:var(--panel);border-right:1px solid var(--border);padding:18px 14px;position:sticky;top:0;height:100vh}.brand{font-weight:700;font-size:18px;margin-bottom:24px;letter-spacing:.3px}.brand span{color:var(--accent)}.nav a{display:block;padding:9px 12px;border-radius:6px;color:var(--muted);text-decoration:none;margin-bottom:4px;cursor:pointer}.nav a.active,.nav a:hover{background:var(--panel-2);color:var(--text)}.main{flex:1;padding:22px 26px;max-width:1500px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.topbar h1{font-size:20px;margin:0}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:22px}.card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:16px 18px}.card .label{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px}.card .value{font-size:28px;font-weight:700;margin-top:6px}.card.up .value{color:var(--up)}.card.down .value{color:var(--down)}.card.warning .value{color:var(--warning)}.card.maintenance .value{color:var(--maintenance)}.panel{background:var(--panel);border:1px solid var(--border);border-radius:10px;overflow:hidden}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px}tr:last-child td{border-bottom:none}tr:hover td{background:#ffffff05}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}.badge.up{background:#2ea04326;color:var(--up)}.badge.down{background:#f8514926;color:var(--down)}.badge.warning{background:#d2992226;color:var(--warning)}.badge.maintenance{background:#6e7bf226;color:var(--maintenance)}.badge.unknown{background:#6e768126;color:var(--unknown)}.badge.sent{background:#2ea04326;color:var(--up)}.badge.failed{background:#f8514926;color:var(--down)}.badge.suppressed{background:#6e768126;color:var(--unknown)}.badge.open{background:#f8514926;color:var(--down)}.badge.resolved{background:#2ea04326;color:var(--up)}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-box{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:30px;width:340px}.login-box h2{margin:0 0 4px}.login-box p{color:var(--muted);margin:0 0 22px}.field{margin-bottom:14px}.field label{display:block;color:var(--muted);margin-bottom:5px;font-size:13px}.error{color:var(--down);font-size:13px;margin-top:8px}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:flex-start;justify-content:center;padding:50px 16px;overflow-y:auto;z-index:50}.modal{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:24px;width:560px;max-width:100%}.modal h3{margin:0 0 18px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-grid .full{grid-column:1 / -1}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.row-actions{display:flex;gap:6px}.muted{color:var(--muted)}.spin{color:var(--muted);padding:30px;text-align:center}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}.dot.up{background:var(--up)}.dot.down{background:var(--down)}.dot.warning{background:var(--warning)}.dot.maintenance{background:var(--maintenance)}.dot.unknown{background:var(--unknown)}