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a{color:var(--muted);text-decoration:none}.school-root .crumb a:hover{color:var(--ink)}.school-root .quiz{background:rgba(var(--ink-rgb),.025);border:1px solid var(--line);border-radius:14px;padding:18px;margin:18px 0}.school-root .quiz .qhead{font-family:var(--th-mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);margin-bottom:12px}.school-root .quiz .prompt{font-family:var(--th-sans);font-weight:700;font-size:17px;margin-bottom:12px;letter-spacing:-.01em}.school-root .quiz .opt{display:flex;align-items:center;gap:10px;width:100%;text-align:left;background:rgba(var(--ink-rgb),.025);border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-bottom:8px;cursor:pointer;transition:.12s;color:var(--ink);font-size:14px;font-family:var(--th-sans)}.school-root .quiz .opt:hover:not(:disabled){border-color:rgba(var(--ink-rgb),.25)}.school-root .quiz .opt:disabled{cursor:default}.school-root .quiz .opt .mark{width:18px;height:18px;border-radius:6px;border:1px solid var(--faint);flex:none;display:flex;align-items:center;justify-content:center;font-size:12px}.school-root .quiz .opt[data-state=correct]{border-color:var(--pos);background:#4ed9b61a}.school-root .quiz .opt[data-state=correct] .mark{border-color:var(--pos);color:var(--pos)}.school-root .quiz .opt[data-state=wrong]{border-color:var(--neg);background:#ff6a5a1a}.school-root .quiz .opt[data-state=wrong] .mark{border-color:var(--neg);color:var(--neg)}.school-root .quiz .opt[data-state=missed]{border-color:#4ed9b673}.school-root .quiz .explain{font-size:13.5px;color:var(--muted);border-left:2px solid var(--violet);padding:6px 0 6px 14px;margin:6px 0 4px}.school-root .quiz .explain.right{border-color:var(--pos)}.school-root .quiz .explain.wrong{border-color:var(--neg)}.school-root .quiz .nudge{font-size:13px;color:var(--gold);margin-top:10px}.school-root .legend{display:flex;gap:16px;flex-wrap:wrap;margin-top:12px;font-size:12px;color:var(--muted)}.school-root .legend span{display:flex;align-items:center;gap:7px}.school-root .legend i{width:16px;height:0;border-top-width:2px;border-top-style:solid;display:inline-block}.school-root .mklabel{font-family:var(--th-mono);font-size:10.5px;letter-spacing:.04em}.school-root .lessonnav{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:32px;padding-top:18px;border-top:1px solid var(--line)}.school-root .foot{margin-top:46px;font-size:12px;color:var(--faint);font-family:var(--th-mono);letter-spacing:.04em;border-top:1px solid var(--line);padding-top:18px}.school-root .badge{font-family:var(--th-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;padding:3px 8px;border-radius:6px;border:1px solid var(--line);color:var(--muted)}.school-root .badge.done{color:var(--pos);border-color:#4ed9b666;background:#4ed9b614}.school-root .badge.soon{color:var(--faint)}@media (max-width: 680px){.school-root .grid-2{grid-template-columns:1fr}.school-root .stat-quad{grid-template-columns:1fr 1fr}}@media (prefers-reduced-motion: reduce){.school-root .btn,.school-root .chip,.school-root a.card,.school-root .toggle{transition:none}.school-root .btn:hover,.school-root a.card:hover{transform:none}}.school-root.school-embed{min-height:0;background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:18px 16px 22px;margin:28px 0;overflow-x:auto}.school-root.school-embed:before{content:none}