:root{color-scheme:dark;--bg:#10131d;--panel:#1c2231;--text:#f5f4f1;--muted:#b6bed0;--accent:#c9f278}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,sans-serif}header,main,footer{width:min(100% - 32px,720px);margin:auto}header{display:flex;justify-content:space-between;gap:16px;padding:24px 0;font-size:.85rem}a{color:var(--accent)}main{padding:24px 0 40px}h1{font-size:clamp(2.4rem,7vw,3.8rem);line-height:1.07;letter-spacing:-.04em;margin:12px 0 24px}h1 span{display:block;color:var(--muted);font-size:.58em;margin-top:12px}h2{font-size:1.5rem;line-height:1.35}.eyebrow{color:var(--accent);font-size:.78rem;letter-spacing:.07em;text-transform:uppercase}.muted,footer{color:var(--muted);font-size:.85rem}button,input,select{font:inherit;max-width:100%}button{background:var(--accent);color:#17200c;border:0;border-radius:12px;min-height:52px;padding:14px 18px;cursor:pointer;text-align:left;font-weight:650;touch-action:manipulation}button:disabled{cursor:default;opacity:.75}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #9ebdff;outline-offset:4px}.categories{display:grid;gap:12px;margin:28px 0}.categories button{background:var(--panel);color:var(--text);border:1px solid #38425a;padding:20px}.categories small{display:block;color:var(--muted);font-weight:400;margin-top:6px}.categories button:hover{border-color:var(--accent)}details{background:var(--panel);border-radius:12px;padding:16px;margin:16px 0}summary{cursor:pointer}label{display:block;margin:12px 0}input,select{display:block;width:100%;padding:12px;border:1px solid #53627c;background:var(--bg);color:var(--text);border-radius:8px}form a{display:inline-block;margin:16px}.quiet{background:transparent;color:var(--muted);font-size:.8rem;padding:8px;min-height:44px}.race-heading{display:flex;align-items:center;justify-content:space-between}.scoreboard{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;background:var(--panel);padding:14px 12px 10px;border-radius:16px;margin:8px 0 20px}.racer{text-align:center;min-width:0}.crown{height:25px;line-height:25px;visibility:hidden}.leader .crown{visibility:visible}.track{height:65px;position:relative;background:#30394d;border-radius:6px;overflow:hidden;margin:2px auto;width:70%}.bar{position:absolute;bottom:0;width:100%;height:2%;background:#8b9ddb;transition:height .5s ease}.racer:first-child .bar{background:var(--accent)}.score{display:block;font-size:1rem;font-variant-numeric:tabular-nums}.name{display:block;font-size:.68rem;overflow-wrap:anywhere;line-height:1.2;color:var(--muted);margin-top:4px}.clock{display:flex;justify-content:space-between;font-size:.85rem}progress{width:100%;height:7px;accent-color:var(--accent)}#question{margin:20px 0}#answers{display:grid;gap:12px}#answers button{width:100%;background:var(--panel);color:var(--text);border:1px solid #56617b;min-height:60px;overflow-wrap:anywhere}#answers button.correct{background:#214833;border-color:#8ae7a6;opacity:1}#answers button.wrong{background:#5d2933;border-color:#ff9d9d;opacity:1}#answers button.selected{border-color:var(--accent)}#feedback{margin:18px 0;min-height:1.5em}#feedback a{font-size:.8rem;margin-right:12px}#status{color:#ffb8ae}#continue{margin-top:12px}footer{padding-bottom:24px}li{padding:6px 0}[hidden]{display:none!important}@media(min-width:650px){main{padding-top:44px}.categories{grid-template-columns:repeat(3,1fr)}.scoreboard{gap:24px}.track{height:85px}.name{font-size:.8rem}#answers{grid-template-columns:1fr 1fr}#answers button{min-height:76px}}@media(prefers-reduced-motion:reduce){.bar{transition:none}}