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.78rem var(--font-mono);color:var(--c-practice)}.rebt-band{display:grid;gap:28px;padding:36px;border-radius:calc(var(--radius) + 4px);background:var(--ink);color:var(--bg)}:root[data-theme=dark] .rebt-band{background:var(--surface-2);color:var(--ink)}.rebt-band h2{margin:0 0 .8rem;font-size:1.9rem;color:inherit}.rebt-band p{margin:0 0 1.4rem;opacity:.8}.rebt-band .eyebrow{color:#93b4ff;opacity:1}.rebt-band .btn-primary{background:#f59e0b;color:#111a2b}.rebt-band>div{max-width:640px}@media(max-width:900px){.hero,.rebt-band{grid-template-columns:1fr}.hero{padding:40px 0;gap:32px}.block-grid,.practice-grid{grid-template-columns:1fr}.section-head{display:block}.section-head p{text-align:left;margin-top:6px}.home{padding:0 16px 60px}.rebt-band{padding:24px}}.list-cards{display:grid;gap:10px}.prose .list-cards a{display:flex;flex-direction:column;gap:2px;padding:14px 18px;border:1px solid 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small,.pr-cases small{font-family:var(--font-mono);font-size:.72rem;font-weight:600;color:var(--block);text-transform:uppercase;letter-spacing:.04em}.pr-card strong,.pr-cases strong{font-family:var(--font-display);font-size:1rem;color:var(--ink)}.pr-card span{font-size:.85rem;color:var(--muted)}.prose .pr-block h3{margin:1.4rem 0 .7rem;font-size:1rem}.pr-cases{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}.pr-cases span{font-size:.82rem;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.quiz-bar{position:sticky;top:calc(var(--topbar) + 8px);z-index:5;display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-bottom:1.5rem;padding:12px 16px;border:1px solid var(--line);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(8px)}.quiz-progress{flex:1 1 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.q-key{background:var(--ko);border-color:var(--ko);color:#fff}.q-explain{margin-top:14px;padding:12px 16px;border-radius:var(--radius-sm);background:var(--surface-2);font-size:.94rem}.q-explain>div>:last-child{margin-bottom:0}.prose .q-verdict{margin:0 0 4px;font:700 .8rem var(--font-mono);text-transform:uppercase;letter-spacing:.05em}[data-state=ok] .q-verdict{color:var(--ok)}[data-state=ko] .q-verdict{color:var(--ko)}.quiz-result{margin-top:2rem;padding:28px;border-radius:var(--radius);background:var(--ink);color:var(--bg);text-align:center}:root[data-theme=dark] .quiz-result{background:var(--surface-2);color:var(--ink)}.quiz-result p{margin:0 0 6px}.quiz-score strong{font:700 2rem var(--font-display);color:inherit}.quiz-best{font:500 .82rem var(--font-mono);opacity:.7}.deck-intro p{margin-top:0}.deck-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:1.2rem 0}.deck-stats div{padding:12px 14px;border:1px solid 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