._15fkdW_page{overflow-wrap:anywhere}._15fkdW_page :focus-visible{outline:3px solid var(--accent);outline-offset:4px}._15fkdW_drill{border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface);margin:28px 0;padding:22px}._15fkdW_drillTop{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}._15fkdW_drillTop h2{margin:0}._15fkdW_modes{flex-wrap:wrap;gap:8px;display:flex}._15fkdW_seedForm{border-top:1px solid var(--line);margin-top:20px;padding-top:16px}._15fkdW_seedForm label{margin-bottom:6px;font-size:.9rem;display:block}._15fkdW_actions{flex-wrap:wrap;gap:8px;display:flex}._15fkdW_actions input{border:1px solid var(--line-strong);width:160px;min-width:0;max-width:100%;font:inherit;color:var(--fg);background:var(--bg);border-radius:8px;padding:10px}._15fkdW_progress{color:var(--muted);font-variant-numeric:tabular-nums;font-size:.85rem}._15fkdW_drill progress{width:100%;height:8px;accent-color:var(--accent)}._15fkdW_question h3{margin-top:20px}._15fkdW_figure{width:100%;height:auto;color:var(--fg);display:block}._15fkdW_motion{color:var(--accent);stroke:var(--accent)}._15fkdW_exhibit{border:1px solid var(--line);background:var(--panel);border-radius:10px;max-width:280px;margin:16px auto;padding:8px}._15fkdW_choices{border:0;gap:10px;min-width:0;margin:16px 0;padding:0;display:grid}._15fkdW_choices legend{margin-bottom:16px;font-size:1.1rem;font-weight:600}._15fkdW_choice{border:1px solid var(--line-strong);cursor:pointer;border-radius:10px;align-items:center;gap:12px;min-height:48px;padding:12px;display:flex}._15fkdW_choice:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}._15fkdW_choice input{width:18px;height:18px;accent-color:var(--accent);flex-shrink:0}._15fkdW_choices:disabled ._15fkdW_choice{cursor:default}._15fkdW_feedback{border-left:3px solid var(--accent);background:var(--panel);margin:16px 0;padding:14px 16px}._15fkdW_error{color:var(--bad);font-size:.9rem}._15fkdW_error:empty{display:none}._15fkdW_score{font-size:1.6rem;font-weight:700}._15fkdW_review{padding-left:24px}._15fkdW_review li{margin-bottom:12px}._15fkdW_review summary{cursor:pointer;padding:10px 0}._15fkdW_reviewFigure{max-width:180px}._15fkdW_learnGrid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;padding:0;list-style:none;display:grid}._15fkdW_card{border:1px solid var(--line);background:var(--surface);border-radius:10px;min-width:0;margin:0;padding:12px}._15fkdW_card h3{margin:0 0 6px;font-size:1rem}._15fkdW_card ._15fkdW_figure{max-width:170px;margin:auto}._15fkdW_card p{margin-bottom:0;font-size:.9rem;line-height:1.45}._15fkdW_embed{border:1px solid var(--line);width:100%;min-height:180px;color:var(--fg);background:var(--panel);resize:vertical;border-radius:8px;padding:12px;font:.85rem/1.5 monospace;display:block}._15fkdW_sources{padding-left:20px}._15fkdW_sources li{margin:12px 0}@media (max-width:480px){._15fkdW_drill{padding:16px}._15fkdW_actions>*,._15fkdW_modes>*{width:100%}}