.subcategory-card[data-astro-cid-dxi3r7yb]{background:var(--card-bg);border:1px solid var(--border-color);color:inherit;border-radius:16px;flex-direction:column;height:100%;padding:24px;text-decoration:none;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;position:relative;overflow:hidden}.subcategory-card[data-astro-cid-dxi3r7yb]:hover{border-color:var(--accent-color);background:var(--card-hover);transform:translateY(-4px);box-shadow:0 12px 32px #10b98126}.card-top[data-astro-cid-dxi3r7yb]{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.card-icon[data-astro-cid-dxi3r7yb]{width:44px;height:44px;color:var(--accent-color);background:#10b9811f;border-radius:12px;justify-content:center;align-items:center;font-size:1.4rem;transition:transform .25s,background .25s;display:flex}.subcategory-card[data-astro-cid-dxi3r7yb]:hover .card-icon[data-astro-cid-dxi3r7yb]{background:var(--accent-color);color:#fff;transform:scale(1.08)}.lecture-badge[data-astro-cid-dxi3r7yb]{color:var(--text-secondary);background:var(--input-bg);border:1px solid var(--border-color);border-radius:100px;align-items:center;gap:5px;padding:4px 10px;font-size:.78rem;font-weight:600;display:inline-flex}.card-content[data-astro-cid-dxi3r7yb]{flex-direction:column;flex:1;margin-bottom:16px;display:flex}.card-title[data-astro-cid-dxi3r7yb]{color:var(--text-primary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:6px;font-size:1.15rem;font-weight:700;line-height:1.35;transition:color .2s;display:-webkit-box;overflow:hidden}.subcategory-card[data-astro-cid-dxi3r7yb]:hover .card-title[data-astro-cid-dxi3r7yb]{color:var(--accent-color)}.card-subtitle[data-astro-cid-dxi3r7yb]{color:var(--text-secondary);font-size:.82rem}.card-footer[data-astro-cid-dxi3r7yb]{border-top:1px solid var(--border-color);justify-content:flex-end;align-items:center;padding-top:12px;display:flex}.explore-link[data-astro-cid-dxi3r7yb]{color:var(--accent-color);align-items:center;gap:6px;font-size:.85rem;font-weight:600;transition:gap .2s;display:inline-flex}.subcategory-card[data-astro-cid-dxi3r7yb]:hover .explore-link[data-astro-cid-dxi3r7yb]{gap:10px}main[data-astro-cid-pjwz537a]{min-height:80vh;padding-top:36px;padding-bottom:120px}.breadcrumb[data-astro-cid-pjwz537a]{margin-bottom:28px}.breadcrumb[data-astro-cid-pjwz537a] ol[data-astro-cid-pjwz537a]{flex-wrap:wrap;gap:8px;margin:0;padding:0;font-size:.9rem;list-style:none;display:flex}.breadcrumb[data-astro-cid-pjwz537a] li[data-astro-cid-pjwz537a]{color:var(--text-secondary);align-items:center;display:flex}.breadcrumb[data-astro-cid-pjwz537a] li[data-astro-cid-pjwz537a]+li[data-astro-cid-pjwz537a]:before{content:"›";color:var(--text-secondary);opacity:.5;margin-right:8px}.breadcrumb[data-astro-cid-pjwz537a] a[data-astro-cid-pjwz537a]{color:var(--text-secondary);text-decoration:none;transition:color .2s}.breadcrumb[data-astro-cid-pjwz537a] a[data-astro-cid-pjwz537a]:hover{color:var(--accent-color)}.breadcrumb[data-astro-cid-pjwz537a] li[data-astro-cid-pjwz537a][aria-current=page]{color:var(--text-primary);font-weight:500}.category-header[data-astro-cid-pjwz537a]{align-items:center;gap:32px;margin-bottom:36px;padding:36px 40px;display:flex}.header-icon-box[data-astro-cid-pjwz537a]{background:linear-gradient(135deg, var(--accent-color), #047857);color:#fff;border-radius:20px;flex-shrink:0;justify-content:center;align-items:center;width:88px;height:88px;font-size:2.8rem;display:flex;box-shadow:0 8px 24px #10b98140}.header-text-box[data-astro-cid-pjwz537a]{flex:1}.header-text-box[data-astro-cid-pjwz537a] h1[data-astro-cid-pjwz537a]{color:var(--text-primary);margin-bottom:8px;font-size:2.4rem;line-height:1.2}.category-meta-desc[data-astro-cid-pjwz537a]{color:var(--text-secondary);margin-bottom:20px;font-size:1.05rem}.category-meta-desc[data-astro-cid-pjwz537a] strong[data-astro-cid-pjwz537a]{color:var(--text-primary)}.header-actions[data-astro-cid-pjwz537a]{flex-wrap:wrap;gap:12px;display:flex}.header-actions[data-astro-cid-pjwz537a] .play-btn[data-astro-cid-pjwz537a]{border-radius:100px;align-items:center;gap:8px;padding:12px 28px;font-size:.95rem;font-weight:600;display:inline-flex;box-shadow:0 4px 16px #10b98159}.action-btn-link[data-astro-cid-pjwz537a]{background:var(--input-bg);border:1px solid var(--border-color);color:var(--text-primary);border-radius:100px;align-items:center;gap:8px;padding:12px 24px;font-size:.95rem;font-weight:600;display:inline-flex}.action-btn-link[data-astro-cid-pjwz537a]:hover{border-color:var(--accent-color);color:var(--accent-color)}.catalog-section[data-astro-cid-pjwz537a]{margin-top:24px}.section-toolbar[data-astro-cid-pjwz537a]{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px;display:flex}.section-heading[data-astro-cid-pjwz537a]{color:var(--text-primary);font-size:1.5rem}.view-tabs[data-astro-cid-pjwz537a]{background:var(--surface-color);border:1px solid var(--border-color);border-radius:12px;gap:4px;padding:4px;display:flex}.tab-btn[data-astro-cid-pjwz537a]{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:8px;padding:8px 18px;font-size:.9rem;font-weight:600;transition:all .2s;display:inline-flex}.tab-btn[data-astro-cid-pjwz537a]:hover{color:var(--text-primary)}.tab-btn[data-astro-cid-pjwz537a].active{background:var(--accent-color);color:#fff;box-shadow:0 2px 8px #10b9814d}.search-filter-box[data-astro-cid-pjwz537a]{width:300px;position:relative}.search-filter-box[data-astro-cid-pjwz537a] i[data-astro-cid-pjwz537a]{color:var(--text-secondary);position:absolute;top:50%;left:14px;transform:translateY(-50%)}.search-filter-box[data-astro-cid-pjwz537a] input[data-astro-cid-pjwz537a]{background:var(--input-bg);border:1px solid var(--border-color);width:100%;color:var(--text-primary);border-radius:100px;outline:none;padding:10px 16px 10px 40px;font-size:.9rem;transition:all .2s}.search-filter-box[data-astro-cid-pjwz537a] input[data-astro-cid-pjwz537a]:focus{border-color:var(--accent-color);box-shadow:0 0 0 2px #10b98126}.subcategories-grid[data-astro-cid-pjwz537a]{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;display:grid}.lecture-list[data-astro-cid-pjwz537a]{flex-direction:column;gap:10px;display:flex}.lecture-row[data-astro-cid-pjwz537a]{justify-content:space-between;align-items:center;gap:20px;padding:16px 24px;transition:all .2s;display:flex}.lecture-row[data-astro-cid-pjwz537a]:hover{border-color:var(--accent-color);background:var(--card-hover);transform:translate(4px)}.lecture-info[data-astro-cid-pjwz537a]{flex:1;min-width:0}.lecture-title-link[data-astro-cid-pjwz537a]{color:var(--text-primary);text-decoration:none}.lecture-title-link[data-astro-cid-pjwz537a]:hover{color:var(--accent-color)}.lecture-title-link[data-astro-cid-pjwz537a] h4[data-astro-cid-pjwz537a]{white-space:nowrap;text-overflow:ellipsis;margin-bottom:4px;font-size:1rem;overflow:hidden}.lecture-meta-tags[data-astro-cid-pjwz537a]{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.sub-chip[data-astro-cid-pjwz537a]{color:var(--badge-cat-text);background:var(--badge-cat-bg);border-radius:4px;align-items:center;gap:4px;padding:2px 8px;font-size:.76rem;font-weight:600;display:inline-flex}.sub-chip[data-astro-cid-pjwz537a]:hover{background:var(--accent-subtle-hover)}.lecture-file[data-astro-cid-pjwz537a]{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:.78rem;overflow:hidden}.lecture-actions[data-astro-cid-pjwz537a]{flex-shrink:0;gap:8px;display:flex}.play-btn[data-astro-cid-pjwz537a]{background:var(--accent-color);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;padding:0;font-size:18px;transition:all .2s;display:flex}.play-btn[data-astro-cid-pjwz537a]:hover{background:var(--accent-hover);transform:scale(1.1);box-shadow:0 4px 12px #10b98166}.action-btn[data-astro-cid-pjwz537a]{background:var(--card-bg);border:1px solid var(--border-color);width:40px;height:40px;color:var(--text-primary);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;padding:0;font-size:18px;transition:all .2s;display:flex}.action-btn[data-astro-cid-pjwz537a]:hover{background:var(--card-hover);color:var(--accent-color);border-color:var(--accent-color)}.no-results-msg[data-astro-cid-pjwz537a]{color:var(--text-secondary);text-align:center;flex-direction:column;justify-content:center;align-items:center;margin-top:20px;padding:60px;display:flex}.no-results-msg[data-astro-cid-pjwz537a] i[data-astro-cid-pjwz537a]{opacity:.5;margin-bottom:12px;font-size:3rem}.empty-state[data-astro-cid-pjwz537a]{color:var(--text-secondary);text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:60px;display:flex}@media (width<=768px){.category-header[data-astro-cid-pjwz537a]{text-align:center;flex-direction:column;padding:24px}.header-actions[data-astro-cid-pjwz537a],.header-actions[data-astro-cid-pjwz537a] .play-btn[data-astro-cid-pjwz537a],.action-btn-link[data-astro-cid-pjwz537a]{justify-content:center;width:100%}.section-toolbar[data-astro-cid-pjwz537a]{flex-direction:column;align-items:stretch}.search-filter-box[data-astro-cid-pjwz537a],.view-tabs[data-astro-cid-pjwz537a]{width:100%}.tab-btn[data-astro-cid-pjwz537a]{flex:1;justify-content:center}.lecture-row[data-astro-cid-pjwz537a]{flex-wrap:wrap;padding:16px}.lecture-info[data-astro-cid-pjwz537a]{min-width:100%;margin-bottom:8px}.lecture-actions[data-astro-cid-pjwz537a]{margin-left:auto}}