:root{--surface: #1a1a19;--panel: #232322;--border: #343432;--text: #ffffff;--text-2: #c3c2b7;--text-3: #8a897f;--blue: #3987e5;--good: #1baf7a;--warn: #eda100;--serious: #eb6834;--crit: #e34948}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--surface);color:var(--text);font-family:Pretendard,Noto Sans KR,system-ui,sans-serif;font-size:14px}.header{display:flex;align-items:center;gap:14px;padding:12px 20px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--surface);z-index:10;flex-wrap:wrap}.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:1px}.logo .mark{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,#3987e5,#1c5cab);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800}.logo .sub{font-size:11px;font-weight:500;color:var(--text-3);letter-spacing:.5px}.spacer{flex:1}select,.rangeBtn{background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:7px 12px;font-size:13px;cursor:pointer}.rangeBtn.on{border-color:var(--blue);color:var(--blue);font-weight:700}.ranges{display:flex;gap:6px}.updated{color:var(--text-3);font-size:12px}.wrap{padding:16px 20px 60px;max-width:1500px;margin:0 auto}.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:16px}.tile{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:14px 16px}.tile .label{color:var(--text-2);font-size:12.5px;display:flex;align-items:center;gap:6px}.tile .value{font-size:26px;font-weight:700;margin-top:6px}.tile .hint{color:var(--text-3);font-size:11.5px;margin-top:4px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(420px,1fr));gap:14px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:12px 14px 4px}.panel.full{grid-column:1 / -1}.panel h3{font-size:13.5px;font-weight:600;color:var(--text-2);display:flex;align-items:center;gap:6px;margin-bottom:4px}.info{display:inline-flex;width:15px;height:15px;border-radius:50%;border:1px solid var(--text-3);color:var(--text-3);font-size:10px;align-items:center;justify-content:center;cursor:help;position:relative;flex-shrink:0}.info .tip{display:none;position:absolute;top:20px;left:-10px;z-index:30;width:320px;background:#0f0f0e;border:1px solid var(--border);border-radius:8px;padding:12px;color:var(--text-2);font-size:12.5px;font-weight:400;line-height:1.6;white-space:pre-line;box-shadow:0 8px 24px #00000080}.info:hover .tip{display:block}.chart{height:260px}.alerts table{width:100%;border-collapse:collapse;font-size:13px;margin-bottom:10px}.alerts th,.alerts td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}.alerts th{color:var(--text-3);font-weight:500;font-size:12px}.sev{padding:2px 8px;border-radius:10px;font-size:11.5px;font-weight:700}.sev.warning{background:#eda10026;color:var(--warn)}.sev.critical{background:#e3494826;color:var(--crit)}.zoneA{color:var(--good)}.zoneB{color:var(--warn)}.zoneC{color:var(--serious)}.zoneD{color:var(--crit)}.empty{color:var(--text-3);padding:16px 4px 20px}.loginWrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.loginBox{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:36px 32px;width:340px;display:flex;flex-direction:column;gap:12px}.loginBox input{background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:11px 14px;font-size:14px}.loginBox input:focus{outline:none;border-color:var(--blue)}.loginBox button{background:linear-gradient(135deg,#3987e5,#1c5cab);color:#fff;border:none;border-radius:8px;padding:12px;font-size:14px;font-weight:700;cursor:pointer;margin-top:4px}.loginMsg{color:var(--crit);font-size:12.5px;text-align:center}