:root{font-family:Inter,system-ui,-apple-system,Noto Sans KR,sans-serif;color:#163045;background:#f3f6f6;font-synthesis:none}*{box-sizing:border-box}body{margin:0}.shell{max-width:1280px;margin:auto;padding:34px 28px}.masthead{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;border-bottom:1px solid #d4dfe0;padding-bottom:24px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.18em;color:#317f79}h1{font-size:36px;margin:5px 0 4px;letter-spacing:-.04em}h3{margin:0 0 16px;font-size:17px}p{line-height:1.55}.masthead p{margin:0;color:#617882}.status{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.pill{padding:7px 11px;border-radius:999px;background:#e5eef0;color:#315865;font-size:12px;font-weight:700}.pill.danger{background:#ffe4df;color:#a42f22}.pill.amber{background:#fff0ce;color:#8a5d05}.toolbar{display:flex;align-items:center;gap:12px;padding:19px 0;flex-wrap:wrap}.toolbar label{font-size:13px;font-weight:700}.toolbar input{margin-left:10px;border:1px solid #b7c8ce;border-radius:7px;padding:9px 11px;min-width:265px;background:#fff}.toolbar span{font-size:12px;color:#738891}button{border:1px solid #bac9cc;background:#fff;color:#1a4550;border-radius:7px;padding:9px 12px;cursor:pointer;font-weight:650}button:hover{background:#ecf5f4}nav{display:flex;gap:5px;overflow-x:auto;border-bottom:1px solid #cedadc;margin:0 0 24px}nav button{border:0;border-radius:7px 7px 0 0;background:transparent;padding:13px 18px;color:#607780;white-space:nowrap}nav button.active{background:#dcefeb;color:#006f63}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.card{background:#fff;border:1px solid #dde5e6;border-radius:11px;padding:22px;min-height:180px;box-shadow:0 3px 14px #1b384207}.card.accent{border-top:4px solid #168d80}.entries{margin:0}.entries div{display:flex;justify-content:space-between;gap:16px;padding:9px 0;border-top:1px solid #e8eeef}.entries dt{color:#617782}.entries dd{margin:0;font-weight:700;text-align:right;overflow-wrap:anywhere}pre{white-space:pre-wrap;word-break:break-word;font-size:12px;line-height:1.5;background:#f5f8f8;border-radius:7px;padding:12px;max-height:440px;overflow:auto}.actions{display:flex;flex-wrap:wrap;gap:8px}.error{color:#9a2218;background:#ffe5e1;padding:11px 14px;border-radius:6px}.empty{padding:90px 20px;text-align:center;color:#75888f;border:1px dashed #bac9cc;border-radius:12px}footer{font-size:12px;color:#788c94;padding:32px 0}@media(max-width:750px){.shell{padding:20px 14px}.masthead{display:block}.status{justify-content:flex-start;margin-top:17px}.grid{grid-template-columns:1fr}h1{font-size:30px}}button:disabled{cursor:default;opacity:.62}.dataset-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.dataset-tabs button.active{background:#0f766e;color:#fff;border-color:#0f766e}.sheet-meta{display:flex;justify-content:space-between;gap:15px;align-items:center;background:#fff;border:1px solid #dbe5e6;border-bottom:0;border-radius:10px 10px 0 0;padding:13px 16px}.sheet-meta span{font-size:12px;color:#6e838a}.sheet-wrap{overflow:auto;max-height:64vh;border:1px solid #dbe5e6;background:#fff}.sheet{border-collapse:separate;border-spacing:0;min-width:100%;font-size:12px}.sheet th,.sheet td{border-right:1px solid #dfe7e8;border-bottom:1px solid #dfe7e8;padding:8px 10px;white-space:nowrap;max-width:280px;overflow:hidden;text-overflow:ellipsis}.sheet th{position:sticky;top:0;z-index:2;background:#eaf1f2;color:#3b5861;text-align:left}.sheet th:first-child,.sheet td:first-child{position:sticky;left:0;background:#f5f8f8;color:#72858c;text-align:right;z-index:1}.sheet th:first-child{z-index:3}.sheet tr:hover td{background:#f2faf8}.sheet tr.selected-row td{background:#e5f6f1}.sheet td button{padding:5px 9px;font-size:11px}.empty.compact{padding:36px;border-radius:0}.backtest-stack{display:flex;flex-direction:column;gap:16px}.backtest-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px}.backtest-head h2{margin:5px 0 0;font-size:26px}.backtest-source{text-align:right;display:flex;flex-direction:column;gap:4px}.backtest-source span{font-size:12px;color:#71858d}.metric-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.metric-card{background:#fff;border:1px solid #dce5e6;border-top:4px solid #168d80;border-radius:10px;padding:18px}.metric-card>span{font-size:12px;color:#617782}.metric-card>strong{display:block;font-size:28px;margin:8px 0 14px}.metric-card dl{margin:0}.metric-card dl div{display:flex;justify-content:space-between;border-top:1px solid #e8eeef;padding:7px 0;font-size:12px}.metric-card dt{color:#71858d}.metric-card dd{margin:0;font-weight:700}.chart-card{background:#fff;border:1px solid #dce5e6;border-radius:11px;overflow:hidden}.chart-card>header{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 20px;border-bottom:1px solid #e6eded}.chart-card h3{margin:4px 0 0}.chart-legend{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;font-size:11px;color:#607780}.chart-legend span{display:flex;align-items:center;gap:6px}.chart-legend i{display:block;width:18px;height:3px}.chart-wrap{padding:12px;overflow:hidden}.chart-wrap svg{display:block;width:100%;height:auto;min-height:260px}.grid-line{stroke:#e5ecec;stroke-width:1}.axis-label{fill:#71858d;font-size:11px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}@media(max-width:750px){.backtest-head{align-items:flex-start;flex-direction:column}.backtest-source{text-align:left}.metric-row{grid-template-columns:1fr}.chart-card>header{align-items:flex-start;flex-direction:column}.chart-legend{justify-content:flex-start}}