:root{color-scheme:light;--bg: #f6f5f2;--surface: #ffffff;--ink: #1d2528;--muted: #667176;--line: #d8dedb;--accent: #0f766e;--accent-strong: #134e4a;--warn: #9a3412}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font-family:Segoe UI,Microsoft JhengHei,Arial,sans-serif;font-size:15px;line-height:1.45}a{color:var(--accent-strong);text-decoration:none}a:hover{text-decoration:underline}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}.shell{width:100%;max-width:none;margin:0;padding:16px}.topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px}h1{margin:0;font-size:28px;line-height:1.15}.meta{color:var(--muted);margin-top:6px}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:16px 0;flex-wrap:wrap}.toolbar-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.race-nav{display:flex;flex-wrap:wrap;gap:8px}.race-nav 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var(--line);background:var(--surface);border-radius:8px}table{border-collapse:separate;border-spacing:0}table.race-table{width:max-content;min-width:100%}th,td{padding:7px 8px;border-bottom:1px solid var(--line);border-right:1px solid #edf0ee;text-align:left;white-space:nowrap;vertical-align:middle}th{position:sticky;top:0;z-index:1;background:#e8f3ef;color:#143532;font-size:13px;cursor:pointer;-webkit-user-select:none;user-select:none}td.prominent,th.prominent{background-color:#fbf8ec}th.prominent{background-color:#dff0ea}tr:hover 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0;color:var(--muted);font-size:13px}.empty-row{height:70px;color:var(--muted);text-align:center!important}@media(max-width:760px){.shell{padding:12px}.topbar{align-items:flex-start;flex-direction:column}h1{font-size:22px}.column-list,.preset-body{grid-template-columns:1fr}}