:root{--bg:#f5f6f8;--panel:#fff;--text:#15171a;--muted:#70757d;--line:#e6e8eb;--dark:#111;--gold:#b5904c;--good:#1f8b4c;--warn:#b7791f;--bad:#c0392b}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text)}a{color:inherit}.topbar{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:5}.brand{display:flex;gap:12px;align-items:center}.brand .mark{width:38px;height:38px;border-radius:10px;background:#111;color:#fff;display:grid;place-items:center;font-weight:800}.brand small{display:block;color:var(--muted);font-size:11px;margin-top:2px}.user{font-size:14px;color:var(--muted)}.layout{display:grid;grid-template-columns:230px 1fr;min-height:calc(100vh - 110px)}.sidebar{background:#111;color:#ddd;padding:20px 14px}.sidebar a{display:block;text-decoration:none;padding:12px 14px;border-radius:9px;margin:4px 0}.sidebar a:hover{background:#242424;color:#fff}.content{padding:28px;max-width:1450px;width:100%}.hero{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}.hero h1{margin:0;font-size:30px}.hero p{margin:7px 0 0;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:0 2px 10px rgba(0,0,0,.03)}.card h3{margin:0 0 8px;font-size:15px}.metric{font-size:32px;font-weight:800}.muted{color:var(--muted)}.status{display:inline-flex;align-items:center;gap:7px;padding:6px 9px;border-radius:999px;font-size:12px;font-weight:700}.status.connected,.status.ok{background:#e8f6ee;color:var(--good)}.status.not_connected,.status.warn{background:#fff4df;color:var(--warn)}.status.bad{background:#fdeceb;color:var(--bad)}.btn{appearance:none;border:0;border-radius:9px;background:#111;color:white;padding:11px 15px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-block}.btn.secondary{background:#fff;color:#111;border:1px solid var(--line)}.btn.gold{background:var(--gold)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}.table th{color:var(--muted);font-weight:600}.section{margin-top:22px}.form-row{display:grid;grid-template-columns:1fr auto;gap:10px}.input{width:100%;padding:11px 12px;border:1px solid #d9dde2;border-radius:9px;background:#fff}.notice{padding:14px 16px;border-radius:10px;background:#fff9e8;border:1px solid #f2df9d;margin:14px 0}.goodbox{background:#ecf8f1;border:1px solid #c9ead7;padding:14px 16px;border-radius:10px}.badbox{background:#fff0ef;border:1px solid #f2cecb;padding:14px 16px;border-radius:10px}footer{text-align:center;color:#999;padding:18px;font-size:12px}@media(max-width:900px){.layout{grid-template-columns:1fr}.sidebar{display:flex;overflow:auto;padding:8px}.sidebar a{white-space:nowrap}.grid{grid-template-columns:1fr 1fr}.content{padding:18px}.topbar{padding:0 16px}.user{font-size:12px}}@media(max-width:560px){.grid{grid-template-columns:1fr}.hero{align-items:flex-start;flex-direction:column}.form-row{grid-template-columns:1fr}.brand small{display:none}}