.tab-bar[data-astro-cid-heph6kkn]{display:flex;gap:4px;margin-bottom:12px}.tab-bar[data-astro-cid-heph6kkn] button[data-astro-cid-heph6kkn]{padding:10px 28px;border:2px solid #444;background:transparent;color:#888;border-radius:10px 10px 0 0;font-size:1rem;cursor:pointer;transition:all .2s}.tab-bar[data-astro-cid-heph6kkn] button[data-astro-cid-heph6kkn].active{background:#16213e;color:#fff;border-color:#e94560}.section[data-astro-cid-heph6kkn]{display:none;width:100%}.section[data-astro-cid-heph6kkn].active{display:flex;flex-direction:column;align-items:center;gap:16px}.step-nav[data-astro-cid-heph6kkn]{display:flex;gap:12px;align-items:center}.step-nav[data-astro-cid-heph6kkn] button[data-astro-cid-heph6kkn],.check-btn[data-astro-cid-heph6kkn]{padding:10px 22px;border-radius:10px;font-size:1rem;cursor:pointer;border:2px solid #e94560;background:transparent;color:#e94560}.step-nav[data-astro-cid-heph6kkn] button[data-astro-cid-heph6kkn]:hover,.check-btn[data-astro-cid-heph6kkn]:hover{background:#e94560;color:#fff}.feedback[data-astro-cid-heph6kkn]{min-height:1.5em;font-size:1.15rem;font-weight:700;text-align:center}.feedback[data-astro-cid-heph6kkn].correct{color:#4ecdc4}.feedback[data-astro-cid-heph6kkn].wrong{color:#ffd166}.insight[data-astro-cid-heph6kkn]{margin-top:12px;padding:16px 28px;background:linear-gradient(135deg,#0f3460,#16213e);border-left:4px solid #4ecdc4;border-radius:8px;color:#4ecdc4;font-size:1.05rem;text-align:center;max-width:560px}.question-card[data-astro-cid-heph6kkn]{background:#16213e;border:1px solid #2d4371;border-radius:14px;padding:16px 24px;color:#eef2ff;font-size:1.05rem;text-align:center;width:100%;max-width:620px}.visual-panel[data-astro-cid-heph6kkn]{width:100%;max-width:560px;min-height:40px}.big-callout[data-astro-cid-heph6kkn]{font-size:1.6rem;text-align:center;color:#ffd166;padding:10px}.hint-text[data-astro-cid-heph6kkn]{color:#8d99b8;margin:0;text-align:center;max-width:520px}.vinculum[data-astro-cid-heph6kkn]{border-top:2px solid currentColor;padding-top:1px;display:inline-block;line-height:1}.family-picker[data-astro-cid-heph6kkn]{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.family-btn[data-astro-cid-heph6kkn]{padding:8px 18px;border-radius:999px;border:2px solid #2d4371;background:transparent;color:#8d99b8;font-weight:600;cursor:pointer;min-height:40px;transition:all .15s}.family-btn[data-astro-cid-heph6kkn].active,.family-btn[data-astro-cid-heph6kkn]:hover{border-color:#4ecdc4;color:#4ecdc4}.anchor-grid[data-astro-cid-heph6kkn]{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;width:100%;max-width:620px}.anchor-card[data-astro-cid-heph6kkn]{display:flex;flex-direction:column;align-items:center;gap:4px;padding:14px 8px;border:2px solid #2d4371;background:#16213e;color:#eef2ff;border-radius:12px;cursor:pointer;transition:all .15s;min-height:88px}.anchor-card[data-astro-cid-heph6kkn]:hover{border-color:#e94560}.anchor-card[data-astro-cid-heph6kkn].revealed{border-color:#4ecdc4;background:#0f3460}.anchor-dec-large[data-astro-cid-heph6kkn]{font-size:1.3rem;font-weight:700;color:#ffd166}.anchor-frac-hidden[data-astro-cid-heph6kkn]{font-size:.95rem;color:#8d99b8}.anchor-card[data-astro-cid-heph6kkn].revealed .anchor-frac-hidden[data-astro-cid-heph6kkn]{color:#4ecdc4;font-weight:700;font-size:1.1rem}.score-bar[data-astro-cid-heph6kkn]{display:flex;justify-content:space-between;width:100%;max-width:620px;color:#8d99b8;font-size:.95rem}.score-bar[data-astro-cid-heph6kkn] .correct[data-astro-cid-heph6kkn]{color:#4ecdc4;font-weight:700}.option-grid[data-astro-cid-heph6kkn]{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;width:100%;max-width:620px}.option-grid .option-btn{flex:1 1 140px;min-height:56px;padding:12px 20px;border:2px solid #2d4371;background:#16213e;color:#eef2ff;border-radius:12px;font-size:1.15rem;font-weight:700;cursor:pointer;transition:all .15s;text-align:center}.option-grid .option-btn:hover:not(:disabled){border-color:#e94560;color:#e94560}.option-grid .option-btn.active{border-color:#4ecdc4;background:#0f3460;color:#4ecdc4}.option-grid .option-btn.wrong{border-color:#e94560;background:#341b2e;color:#ffd7df}.option-grid .option-btn:disabled{cursor:default;opacity:.75}.option-grid .option-btn:disabled.active,.option-grid .option-btn:disabled.wrong{opacity:1}@media(max-width:600px){.tab-bar[data-astro-cid-heph6kkn]{gap:2px}.tab-bar[data-astro-cid-heph6kkn] button[data-astro-cid-heph6kkn]{padding:8px 12px;font-size:.85rem}.step-nav[data-astro-cid-heph6kkn]{gap:8px}.step-nav[data-astro-cid-heph6kkn] button[data-astro-cid-heph6kkn]{padding:8px 14px;font-size:.85rem}.score-bar[data-astro-cid-heph6kkn]{flex-wrap:wrap;gap:8px;font-size:.85rem;justify-content:center}.insight[data-astro-cid-heph6kkn]{font-size:.95rem;padding:12px 16px}.big-callout[data-astro-cid-heph6kkn]{font-size:1.3rem}}