.grammar-index-head[data-astro-cid-nmwk7xki]{margin-bottom:2rem}.head-badge[data-astro-cid-nmwk7xki]{text-transform:uppercase;letter-spacing:.08em;color:#e76f51;margin-bottom:.5rem;font-size:.72rem;font-weight:700;display:inline-block}.grammar-index-head[data-astro-cid-nmwk7xki] h1[data-astro-cid-nmwk7xki]{color:var(--text-heading,#0f172a);margin:0 0 .75rem;font-size:2.2rem;font-weight:800}.dark .grammar-index-head[data-astro-cid-nmwk7xki] h1[data-astro-cid-nmwk7xki]{color:#f8fafc}.head-lead[data-astro-cid-nmwk7xki]{color:var(--text-color,#475569);max-width:800px;margin:0;font-size:1.05rem;line-height:1.6}.dark .head-lead[data-astro-cid-nmwk7xki]{color:#cbd5e1}.filter-controls-card[data-astro-cid-nmwk7xki]{background:var(--bg-card,#fff);border:1px solid var(--border-color,#e2e8f0);border-radius:14px;margin-bottom:2rem;padding:1.25rem}.dark .filter-controls-card[data-astro-cid-nmwk7xki]{background:#1e293b;border-color:#334155}.levels-btn-row[data-astro-cid-nmwk7xki]{border-bottom:1px solid var(--border-color,#f1f5f9);flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:1rem;padding-bottom:.75rem;display:flex}.dark .levels-btn-row[data-astro-cid-nmwk7xki]{border-color:#334155}.ctrl-label[data-astro-cid-nmwk7xki]{color:#64748b;font-size:.8rem;font-weight:700}.lv-filter-btn[data-astro-cid-nmwk7xki]{border:1px solid var(--border-color,#cbd5e1);background:var(--bg-alt,#f8fafc);color:var(--text-color,#334155);cursor:pointer;border-radius:6px;padding:.35rem .75rem;font-size:.8rem;font-weight:600;transition:all .15s}.dark .lv-filter-btn[data-astro-cid-nmwk7xki]{color:#cbd5e1;background:#0f172a;border-color:#334155}.lv-filter-btn[data-astro-cid-nmwk7xki].active{color:#fff;background:#e76f51;border-color:#e76f51}.search-box-row[data-astro-cid-nmwk7xki]{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;display:flex}.search-box-row[data-astro-cid-nmwk7xki] input[data-astro-cid-nmwk7xki]{border:1px solid var(--border-color,#cbd5e1);background:var(--bg-card,#fff);min-width:260px;color:var(--text-color,#0f172a);border-radius:8px;flex:1;padding:.65rem 1rem}.dark .search-box-row[data-astro-cid-nmwk7xki] input[data-astro-cid-nmwk7xki]{color:#f8fafc;background:#0f172a;border-color:#334155}.count-display[data-astro-cid-nmwk7xki]{color:#64748b;font-size:.85rem}.grammar-master-grid[data-astro-cid-nmwk7xki]{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem;margin-bottom:3rem;display:grid}.grammar-catalog-card[data-astro-cid-nmwk7xki]{background:var(--bg-card,#fff);border:1px solid var(--border-color,#e2e8f0);color:inherit;border-radius:12px;flex-direction:column;padding:1.25rem;text-decoration:none;transition:all .2s;display:flex;box-shadow:0 2px 8px #00000008}.dark .grammar-catalog-card[data-astro-cid-nmwk7xki]{background:#1e293b;border-color:#334155}.grammar-catalog-card[data-astro-cid-nmwk7xki]:hover{border-color:#e76f51;transform:translateY(-3px);box-shadow:0 8px 20px #e76f5126}.card-head[data-astro-cid-nmwk7xki]{justify-content:space-between;align-items:center;margin-bottom:.35rem;display:flex}.card-pattern[data-astro-cid-nmwk7xki]{color:#e76f51;margin:0;font-size:1.35rem;font-weight:700}.card-lv-badge[data-astro-cid-nmwk7xki]{color:#e76f51;background:#e76f5126;border-radius:4px;padding:2px 6px;font-size:.65rem;font-weight:700}.card-reading[data-astro-cid-nmwk7xki]{color:#64748b;margin:0 0 .4rem;font-size:.85rem}.card-meaning[data-astro-cid-nmwk7xki]{color:var(--text-color,#334155);flex:1;margin:0 0 .85rem;font-size:.9rem;line-height:1.45}.dark .card-meaning[data-astro-cid-nmwk7xki]{color:#cbd5e1}.card-struct-box[data-astro-cid-nmwk7xki]{background:#00000008;border-radius:6px;margin-top:.5rem;padding:.4rem .6rem}.dark .card-struct-box[data-astro-cid-nmwk7xki]{background:#ffffff0d}.card-struct-box[data-astro-cid-nmwk7xki] code[data-astro-cid-nmwk7xki]{color:#64748b;text-overflow:ellipsis;white-space:nowrap;font-size:.78rem;display:block;overflow:hidden}.dark .card-struct-box[data-astro-cid-nmwk7xki] code[data-astro-cid-nmwk7xki]{color:#94a3b8}.empty-state-box[data-astro-cid-nmwk7xki]{text-align:center;color:#64748b;padding:3rem 1rem}.empty-icon[data-astro-cid-nmwk7xki]{color:#94a3b8;margin-bottom:.75rem;font-size:3rem;display:block}