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rise{0%{opacity:0;transform:translate(-50%,24px)}}.quiz{border-top:1px solid var(--line);max-width:640px;margin:64px 0 0;padding-top:40px}.quiz h2{font-size:var(--t-display-m);margin:0 0 4px}.q{margin:32px 0 0}.q .qtext{margin:0 0 12px;font-size:18px;font-weight:600;line-height:1.4}.q .qnum{color:var(--muted);margin-bottom:4px;font-size:13px;font-weight:600;display:block}.opt{text-align:left;border:1px solid var(--line);background:var(--surface);cursor:pointer;width:100%;color:var(--ink);border-radius:16px;align-items:center;gap:12px;margin:0 0 8px;padding:14px 16px;font-size:16px;line-height:1.4;transition:border-color .12s,background-color .12s;display:flex}.opt:hover{border-color:var(--faint)}.opt[aria-checked=true]{border-color:var(--primary);box-shadow:inset 0 0 0 1px var(--primary)}.opt[aria-checked=true] 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