.quiz-module{margin-bottom:2rem}.quiz-chapter{font-family:var(--font-display);border-bottom:1px solid var(--border);margin:0 0 1rem;padding-bottom:.5rem;font-size:1.15rem}.quiz-list{flex-direction:column;gap:1rem;display:flex}.quiz-card{border:1px solid var(--border);border-radius:var(--radius);background:#fff;grid-template-columns:36px 1fr;gap:1rem;padding:1.25rem;display:grid}.quiz-number{background:var(--accent);color:#fff;border-radius:50%;place-items:center;width:36px;height:36px;font-size:.9rem;font-weight:700;display:grid}.quiz-question{margin:0 0 1rem;font-weight:500}.quiz-options{flex-direction:column;gap:.5rem;display:flex}.quiz-option{border:1px solid var(--border);border-radius:var(--radius);background:var(--paper);cursor:pointer;text-align:left;align-items:center;gap:.75rem;padding:.65rem 1rem;font-family:inherit;font-size:.9rem;transition:border-color .15s,background .15s;display:flex}.quiz-option:hover:not(:disabled){border-color:var(--accent);background:var(--accent-light)}.quiz-option.correct{border-color:var(--correct);background:oklch(92% .06 145)}.quiz-option.wrong{border-color:var(--wrong);background:oklch(94% .04 25)}.option-letter{background:var(--parchment);border-radius:4px;flex-shrink:0;place-items:center;width:24px;height:24px;font-size:.75rem;font-weight:700;display:grid}.quiz-open textarea{border:1px solid var(--border);border-radius:var(--radius);resize:vertical;width:100%;padding:.75rem;font-family:inherit;font-size:.9rem}.reveal-btn{border:1px solid var(--accent);color:var(--accent);border-radius:var(--radius);cursor:pointer;background:0 0;margin-top:.5rem;padding:.4rem .75rem;font-family:inherit;font-size:.8rem}.quiz-explanation{background:var(--accent-light);border-radius:var(--radius);margin:.75rem 0 0;padding:.75rem;font-size:.85rem}.quiz-page-header{margin-bottom:2rem}.quiz-page-header h1{margin:0 0 .25rem}.quiz-page-header p{color:var(--ink-muted);margin:0 0 1rem}.quiz-filter{border:1px solid var(--border);border-radius:var(--radius);background:#fff;padding:.5rem 1rem;font-family:inherit;font-size:.9rem}.quiz-page-mobile .quiz-chapter-pills{-webkit-overflow-scrolling:touch;scrollbar-width:none;gap:.4rem;padding:0 0 1rem;display:flex;overflow-x:auto}.quiz-page-mobile .quiz-chapter-pills::-webkit-scrollbar{display:none}.quiz-pill{cursor:pointer;-webkit-tap-highlight-color:transparent;background:#fff;border:2px solid oklch(85% 0 0);border-radius:999px;flex-shrink:0;padding:.45rem .85rem;font-family:inherit;font-size:.85rem;font-weight:600;transition:transform .15s}.quiz-pill:active{transform:scale(.95)}.quiz-pill.active{border-color:#0000}