.activity-container.svelte-1jh74wp{height:100%;display:flex;flex-direction:column;align-items:center;padding:1.5rem;background:linear-gradient(135deg,#dbeafe,#bfdbfe);overflow-y:auto;gap:1.5rem}.header.svelte-1jh74wp{text-align:center}.title.svelte-1jh74wp{font-size:2.5rem;font-weight:900;color:#1e40af;margin:0}.subtitle.svelte-1jh74wp{font-size:1.125rem;color:#3b82f6;margin:.25rem 0 0}.target-sentence.svelte-1jh74wp{background:#fff;border:4px solid #3b82f6;border-radius:1.5rem;padding:1.5rem 2rem;text-align:center}.base-sentence.svelte-1jh74wp{font-size:2rem;font-weight:800;color:#1f2937;margin:0}.blank.svelte-1jh74wp{color:#9ca3af;border-bottom:4px solid #3b82f6;padding:0 1rem}.item-grid.svelte-1jh74wp{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;width:100%;max-width:500px}.item-button.svelte-1jh74wp{background:#fff;border:3px solid #3b82f6;border-radius:1rem;padding:1.25rem .75rem;cursor:pointer;transition:all .2s ease;display:flex;flex-direction:column;align-items:center;gap:.25rem;font-family:inherit}.item-button.svelte-1jh74wp:hover{background:#eff6ff;transform:scale(1.05);box-shadow:0 4px 12px #3b82f64d}.item-button.svelte-1jh74wp:active{transform:scale(.98)}.item-word.svelte-1jh74wp{font-size:1.25rem;font-weight:800;color:#1e40af}.item-cn.svelte-1jh74wp{font-size:.875rem;color:#6b7280}.drill-counter.svelte-1jh74wp{font-size:1rem;color:#64748b;margin:0}.drill-display.svelte-1jh74wp{display:flex;flex-direction:column;align-items:center;gap:1.5rem;width:100%;max-width:500px}.sentence-card.svelte-1jh74wp{background:#fff;border:6px solid #22c55e;border-radius:2rem;padding:2rem 3rem;text-align:center;animation:svelte-1jh74wp-pop .3s ease}@keyframes svelte-1jh74wp-pop{0%{transform:scale(.8)}50%{transform:scale(1.05)}to{transform:scale(1)}}.sentence.svelte-1jh74wp{font-size:2.25rem;font-weight:800;color:#1f2937;margin:0 0 .5rem}.highlight.svelte-1jh74wp{color:#22c55e;text-decoration:underline;text-decoration-thickness:4px}.sentence-cn.svelte-1jh74wp{font-size:1.25rem;color:#6b7280;margin:0}.highlight-cn.svelte-1jh74wp{color:#22c55e;font-weight:700}.drill-prompts.svelte-1jh74wp{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center}.prompt.svelte-1jh74wp{background:#fef3c7;padding:.75rem 1.25rem;border-radius:2rem;font-weight:700;color:#92400e;font-size:1.125rem}