.quiz-back{display:inline-block;font-size:14px;color:var(--muted);margin-bottom:8px}.quiz-layout{display:grid;grid-template-columns:1fr;gap:30px;align-items:start;margin-top:24px}.quiz-main{min-width:0}@media(min-width:900px){.quiz-layout{grid-template-columns:minmax(0,1fr) 240px}.quiz-side{position:sticky;top:20px;transform:translate(clamp(0px,calc((100vw - 980px)/2 - 16px),240px))}}.quiz{max-width:640px}.quiz-name-row{margin-bottom:20px}.quiz-name-row label{display:block;font-size:14px;color:var(--muted);margin-bottom:8px}.quiz-name-row input{width:100%;max-width:320px;font-size:17px;padding:8px 2px;border:0;border-bottom:2px solid var(--ink);background:transparent;color:var(--ink)}.quiz-name-row input:focus-visible{outline:none;border-bottom-color:var(--accent)}.quiz-meta{color:var(--muted);font-size:16px}.quiz-best{color:var(--muted);font-size:14px;margin-top:12px}.quiz-primary{padding:12px 22px;border:0;border-radius:var(--radius);background:var(--accent);color:#241a08;font-weight:600;font-size:16px}.quiz-primary:hover{opacity:.9}.quiz-primary:active{transform:translateY(1px)}.quiz-ghost{padding:12px 16px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--muted);font-size:14px}.quiz-ghost:hover{color:var(--ink);border-color:var(--ink)}.quiz-share{padding:10px 16px;border:1px solid var(--ink);border-radius:var(--radius);background:var(--ink);color:var(--bg);font-size:14px;font-weight:600}.quiz-share:hover{opacity:.9}.quiz-topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.quiz-scoreline{font-size:16px;color:var(--muted)}.quiz-scoreline b{color:var(--ink);font-size:20px;font-variant-numeric:tabular-nums}.quiz-timerwrap{display:flex;align-items:baseline;gap:10px;margin:6px 0 18px}.quiz-timer{font-size:40px;font-weight:800;letter-spacing:-.02em;color:var(--accent);font-variant-numeric:tabular-nums;min-width:2ch}.quiz-timer.spent{color:var(--muted)}.quiz-atstake{font-size:13px;color:var(--muted)}.quiz-progress{display:flex;align-items:center;gap:14px;margin-bottom:20px}.quiz-step{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}.quiz-bar{flex:1;height:4px;background:var(--border);border-radius:2px;overflow:hidden}.quiz-bar-fill{height:100%;width:0;background:var(--accent);transition:width .25s ease}@media(prefers-reduced-motion:reduce){.quiz-bar-fill{transition:none}}.quiz-prompt{font-size:22px;line-height:1.3;margin:0 0 22px;letter-spacing:-.01em}.quiz-options{display:flex;flex-direction:column;gap:10px}.quiz-option{text-align:left;padding:14px 16px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--ink);font-size:16px;transition:border-color .12s,background .12s}.quiz-option:hover:not(:disabled){border-color:var(--ink)}.quiz-option:disabled{cursor:default}.quiz-option.correct{border-color:var(--good);background:var(--overlap-wash);color:var(--ink);font-weight:600}.quiz-option.wrong{color:var(--muted);text-decoration:line-through;opacity:.7}.quiz-explain{margin:18px 0 20px;padding-left:14px;border-left:2px solid var(--border);color:var(--muted);font-size:15px}.quiz-explain.right{border-left-color:var(--good)}.quiz-playbtns{display:flex;align-items:center;gap:12px}.quiz-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.quiz-final{font-size:44px;letter-spacing:-.02em;margin:0 0 8px;font-variant-numeric:tabular-nums}.quiz-result-msg{color:var(--muted);margin-bottom:24px}.quiz-lb{border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px 4px;background:var(--bg)}.quiz-lb-title{font-size:11px;color:var(--muted);margin:0 0 8px;text-transform:uppercase;letter-spacing:.08em}.quiz-lb-row{display:grid;grid-template-columns:22px 1fr auto;align-items:center;gap:8px;padding:6px 2px;border-bottom:1px solid var(--border);font-size:13px}.quiz-lb-row:last-child{border-bottom:0}.quiz-lb-rank{color:var(--muted);font-variant-numeric:tabular-nums}.quiz-lb-name{color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.quiz-lb-score{color:var(--ink);font-variant-numeric:tabular-nums;font-weight:600}.quiz-lb-row.you{border-left:2px solid var(--accent);background:#e8a13a14;margin-top:4px;padding-left:5px}.quiz-lb-row.you .quiz-lb-name{font-weight:600}.quiz-lb-x{color:var(--accent);text-decoration:none}.quiz-lb-x:hover{text-decoration:underline}