:root{--bg:#f1f7ec;--surface:#fff;--ink:#17301e;--muted:#557060;--line:#cfe0c8;--accent:#ffc21a;--accent-ink:#2a2100;--flag:#d8402a;--link:#0b6b3a;--board:#17301e;--board-ink:#e9f6df;--board-line:#e9f6df66;--grass:#74c24c;--grass2:#69b644;--water:#5dbbea;--water2:#4faee0;--chalk:#ffffffe6;--font-display:"Baloo 2", "Be Vietnam Pro", system-ui, sans-serif;--font-body:"Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;--radius:14px}@media (prefers-color-scheme:dark){:root{--bg:#0e1a12;--surface:#16261b;--ink:#e8f3e4;--muted:#9db5a4;--line:#2a4333;--flag:#ff7257;--link:#8fd9a8;--board:#07110b;--board-ink:#ddf0d2;--board-line:#ddf0d259;--grass:#3f7f35;--grass2:#38742f;--water:#1f6e9e;--water2:#1a628e;--chalk:#ffffffb8;color-scheme:dark}}*{box-sizing:border-box}[hidden]{display:none!important}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--ink);font-family:var(--font-body);margin:0;font-size:15px;line-height:1.55}a{color:var(--link)}a:focus-visible,button:focus-visible,textarea:focus-visible,summary:focus-visible,.check input:focus-visible,.chips input:focus-visible+label{outline:3px solid var(--accent);outline-offset:2px}.site-header{background:var(--board);color:var(--board-ink);flex-wrap:wrap;align-items:center;gap:8px 18px;padding:10px 16px;display:flex}.brand{font-family:var(--font-display);color:var(--accent);font-size:22px;font-weight:800;line-height:1;text-decoration:none}.site-nav{flex-wrap:wrap;flex:1;gap:4px 16px;display:flex}.site-nav a{color:var(--board-ink);white-space:nowrap;border-bottom:2px solid #0000;padding:4px 0;font-weight:600;text-decoration:none}.site-nav a[aria-current=page]{border-bottom-color:var(--accent)}@media (width<=900px){.brand{flex:1}.site-nav{flex:1 0 100%;order:3;gap:2px 14px}.nav-sep{display:none}}.lang-switch{color:var(--board-ink);border:1px solid var(--board-line);border-radius:999px;padding:3px 12px;font-size:13px;font-weight:600;text-decoration:none}.frame{grid-template-columns:minmax(0,1040px);justify-content:center;padding-inline:16px;display:grid}.rail{display:none}main{flex-direction:column;gap:18px;min-width:0;padding-block:20px 40px;display:flex}@media (width>=1280px){.frame.has-rails{grid-template-columns:160px minmax(0,1040px) 160px;column-gap:150px}.frame.has-rails .rail{padding-top:20px;display:block}.rail .ad{position:sticky;top:16px}}.ad{display:block;overflow:hidden}.ad-top{width:100%;max-width:728px;min-height:90px;margin:0 auto 40px}.ad-left,.ad-right{width:160px;min-height:600px}.ad-article{min-height:250px}.ad-preview{text-align:center;border:2px dashed var(--line);color:var(--muted);border-radius:10px;place-items:center;padding:8px;font-size:13px;display:grid}.page-head{flex-direction:column;gap:2px;display:flex}h1{font-family:var(--font-display);letter-spacing:-.01em;text-wrap:balance;margin:0;font-size:clamp(30px,6vw,46px);font-weight:800;line-height:1.05}h1 span{color:var(--flag)}.lede{color:var(--muted);max-width:62ch;margin:0}h2{font-family:var(--font-display);margin:0;font-size:20px;font-weight:600;line-height:1.2}#race-tool{flex-direction:column;gap:18px;min-width:0;display:flex}.stage{border-radius:var(--radius);border:2px solid var(--board);background:var(--grass);position:relative;overflow:hidden}.stage:fullscreen{border:0;border-radius:0;flex-direction:column;width:100%;height:100%;display:flex}.board{background:var(--board);color:var(--board-ink);flex-wrap:wrap;align-items:center;gap:6px 12px;padding:8px 14px;font-size:14px;font-weight:600;display:flex}#status{text-overflow:ellipsis;white-space:nowrap;flex:150px;min-width:0;overflow:hidden}.board-actions{flex-wrap:wrap;gap:6px;display:flex}#clock{font-variant-numeric:tabular-nums;font-family:var(--font-display);color:var(--accent);flex:none;font-size:18px}.mini{font:600 12.5px var(--font-body);color:var(--board-ink);border:1px solid var(--board-line);cursor:pointer;background:0 0;border-radius:999px;padding:3px 11px}.mini:hover:not(:disabled){border-color:var(--board-ink)}.mini:disabled{opacity:.5;cursor:default}#startFs{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);display:none}.stage:fullscreen #startFs{display:inline-block}.track-wrap{flex:1;min-height:0;position:relative}canvas{width:100%;display:block}.result{background:#08140c73;place-items:center;padding:16px;display:grid;position:absolute;inset:0}.result-card{text-align:center;background:var(--surface);max-width:min(92%,420px);color:var(--ink);border:2px solid var(--board);border-radius:var(--radius);flex-direction:column;align-items:center;gap:6px;padding:18px 26px 20px;display:flex}.eyebrow{text-transform:uppercase;letter-spacing:.12em;color:var(--flag);font-size:12px;font-weight:600}.winner{font-family:var(--font-display);overflow-wrap:anywhere;font-size:clamp(30px,8vw,52px);font-weight:800;line-height:1.05}.podium{color:var(--muted);margin-bottom:8px;font-size:14px}.panels{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:start;gap:18px;display:grid}@media (width<=720px){.panels{grid-template-columns:minmax(0,1fr)}}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);flex-direction:column;gap:12px;min-width:0;padding:16px;display:flex}.panel-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;display:flex}textarea{resize:vertical;width:100%;min-height:236px;font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 12px}.hint{color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:12px;margin:0;font-size:13px;display:flex}.hint b{color:var(--ink);font-variant-numeric:tabular-nums}fieldset{border:0;flex-direction:column;gap:8px;min-width:0;margin:0;padding:0;display:flex}legend{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px;padding:0;font-size:13px;font-weight:600}.chips{flex-wrap:wrap;gap:8px;display:flex}.chips input{opacity:0;pointer-events:none;position:absolute}.chips label{border:1.5px solid var(--line);cursor:pointer;background:var(--bg);user-select:none;border-radius:999px;padding:6px 14px;font-weight:500}.chips input:checked+label{background:var(--ink);color:var(--bg);border-color:var(--ink)}.chips input:disabled+label{opacity:.5;cursor:default}.check{cursor:pointer;align-items:center;gap:10px;display:flex}.check input{width:18px;height:18px;accent-color:var(--ink)}.btn{font-family:var(--font-display);border:2px solid var(--board);cursor:pointer;background:var(--accent);color:var(--accent-ink);border-radius:12px;padding:10px 22px;font-size:20px;font-weight:800}.btn:hover:not(:disabled){filter:brightness(1.06)}.btn:disabled{opacity:.55;cursor:default}.btn-quiet{font:600 13px var(--font-body);color:var(--ink);background:var(--bg);border:1.5px solid var(--line);cursor:pointer;border-radius:999px;padding:5px 14px}.btn-quiet:disabled{opacity:.5;cursor:default}.error{color:var(--flag);margin:0;font-size:14px;font-weight:600}ol.history{flex-direction:column;gap:2px;margin:0;padding-left:22px;display:flex}ol.history li{overflow-wrap:anywhere}.empty{color:var(--muted);margin:0;font-size:14px}.tool-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);align-items:start;gap:18px;display:grid}@media (width<=820px){.tool-grid{grid-template-columns:minmax(0,1fr)}}.head-actions{flex-wrap:wrap;gap:6px;display:flex}.fields{flex-wrap:wrap;gap:12px;display:flex}.field{min-width:0;color:var(--muted);flex-direction:column;flex:110px;gap:4px;font-size:13px;font-weight:600;display:flex}.field input{width:100%;font:600 18px var(--font-body);font-variant-numeric:tabular-nums;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:8px 12px}.field input:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.wheel-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);flex-direction:column;align-items:center;gap:14px;min-width:0;padding:16px;display:flex;position:relative}.wheel-wrap canvas{width:auto;max-width:100%}.wheel-wrap .result{border-radius:var(--radius)}.num-stage{text-align:center;justify-content:center;align-items:center;min-height:260px}.num-out{flex-wrap:wrap;justify-content:center;gap:10px;max-width:100%;display:flex}.num-chip{font-family:var(--font-display);font-variant-numeric:tabular-nums;color:var(--ink);overflow-wrap:anywhere;font-size:clamp(64px,16vw,120px);font-weight:800;line-height:1}.num-chip.rolling{color:var(--muted)}.num-out.many .num-chip{border:2px solid var(--board);background:var(--accent);color:var(--accent-ink);border-radius:12px;padding:6px 14px;font-size:clamp(26px,6vw,40px)}.num-out.many .num-chip.rolling{background:var(--bg);color:var(--muted);border-color:var(--line)}.group-cards{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;display:grid}.group-card{border:1px solid var(--line);background:var(--bg);border-radius:10px;min-width:0;padding:10px 12px}.group-card h3{font-family:var(--font-display);justify-content:space-between;align-items:baseline;gap:8px;margin:0 0 6px;font-size:17px;line-height:1.2;display:flex}.group-card h3 span{font:500 12px var(--font-body);color:var(--muted)}.group-card ul{margin:0;padding-left:18px}.group-card li{overflow-wrap:anywhere}.tool-links{flex-direction:column;gap:10px;display:flex}.tool-cards{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;display:grid}.tool-card{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:12px;flex-direction:column;gap:2px;padding:12px 14px;text-decoration:none;display:flex}.tool-card:hover{border-color:var(--ink)}.tool-card strong{font-family:var(--font-display);font-size:18px}.tool-card span{color:var(--muted);font-size:14px}.prose{flex-direction:column;gap:12px;max-width:70ch;display:flex}.prose h2{margin-top:14px;font-size:24px}.prose p,.prose ul,.prose ol{margin:0}.prose ul,.prose ol{flex-direction:column;gap:4px;padding-left:22px;display:flex}.prose details{border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:10px 14px}.prose summary{cursor:pointer;font-weight:600}.prose details p{color:var(--muted);margin-top:8px}.updated{color:var(--muted);font-size:13px}.nav-sep{background:var(--board-line);align-self:stretch;width:1px;margin-block:4px}.site-nav a.nav-extra{font-weight:500}.notice{border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:10px;margin:0;padding:10px 14px;font-size:14px}.preset-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;display:grid}.preset-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);flex-direction:column;gap:8px;min-width:0;padding:16px;display:flex}.preset-card p{margin:0}.preset-desc{color:var(--muted)}.preset-items{overflow-wrap:anywhere;font-size:14px}.preset-actions{flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:4px;display:flex}a.btn-quiet{text-decoration:none;display:inline-block}a.btn-quiet:hover{border-color:var(--ink)}.guide-list{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px;display:grid}.crumb{margin:0 0 4px;font-size:14px;font-weight:600}h1.guide-title{margin-bottom:6px;font-size:clamp(26px,5vw,38px);line-height:1.12}.prose h3{font-family:var(--font-display);margin:8px 0 0;font-size:19px}.prose table{border-collapse:collapse;width:100%;font-size:14px}.prose th,.prose td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:6px 10px}.prose th{background:var(--surface)}a.cta{border:2px solid var(--board);background:var(--accent);color:var(--accent-ink);font-family:var(--font-display);border-radius:12px;margin-top:6px;padding:8px 18px;font-size:18px;font-weight:800;text-decoration:none;display:inline-block}.site-footer{border-top:1px solid var(--line);color:var(--muted);text-align:center;flex-direction:column;align-items:center;gap:8px;padding:22px 16px 34px;font-size:14px;display:flex}.site-footer nav{flex-wrap:wrap;justify-content:center;gap:6px 20px;display:flex}.site-footer p{margin:0}