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var(--line);background:var(--surface);cursor:pointer;width:100%;color:var(--ink);font-size:15px;font-family:var(--sans);border-radius:9px;align-items:flex-start;gap:12px;margin-bottom:9px;padding:13px 15px;transition:border-color .12s,background .12s;display:flex}.option:hover{border-color:var(--brand)}.option .key{border:1px solid var(--line);width:24px;height:24px;font-family:var(--mono);color:var(--ink-3);border-radius:6px;flex:none;place-items:center;font-size:12px;font-weight:600;display:grid}.option.correct{border-color:var(--good);background:var(--good-soft)}.option.correct .key{background:var(--good);color:#fff;border-color:var(--good)}.option.wrong{border-color:var(--bad);background:var(--bad-soft)}.option.wrong .key{background:var(--bad);color:#fff;border-color:var(--bad)}.option:disabled{cursor:default}.explain{background:var(--surface-2);border:1px solid var(--line);border-radius:9px;margin-top:6px;padding:14px 16px;font-size:14.5px}.explain 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11px;display:flex}.account-email{font-family:var(--mono);color:var(--ink-2);text-overflow:ellipsis;white-space:nowrap;font-size:11px;overflow:hidden}.account-signout{font-family:var(--sans);color:var(--ink-3);cursor:pointer;text-align:left;background:0 0;border:none;padding:0;font-size:12px;font-weight:600}.account-signout:hover{color:var(--ink)}.hairline{background:var(--line);border:none;height:1px;margin:22px 0}.row{align-items:center;gap:12px;display:flex}.between{justify-content:space-between;align-items:center;gap:12px;display:flex}.wrap{flex-wrap:wrap;gap:10px;display:flex}.stack{flex-direction:column;gap:14px;display:flex}.mono,.pill{font-variant-numeric:tabular-nums}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}