body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: #0f172a; color: #f8fafc; margin: 0; padding: 0; }
    header { background: #1e293b; padding: 1rem 2rem; border-bottom: 1px solid #334155; display: flex; justify-content: space-between; align-items: center; }
    header h1 { margin: 0; font-size: 1.5rem; }
    header h1 a { color: #38bdf8; text-decoration: none; }
    .container { max-width: 1300px; margin: 2rem auto; padding: 0 1rem; }
    
    .layout-grid { display: grid; grid-template-columns: 1fr 320px; gap: 2rem; }
    @media (max-width: 900px) { .layout-grid { grid-template-columns: 1fr; } }

    .main-content { min-width: 0; }
    .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1.2rem; }
    .card { background: #1e293b; border-radius: 8px; overflow: hidden; border: 1px solid #334155; transition: transform 0.2s; cursor: pointer; }
    .card:hover { transform: translateY(-3px); border-color: #475569; }
    .card img { width: 100%; height: 140px; object-fit: cover; display: block; }
    .card-content { padding: 0.8rem; }
    .card-title { font-size: 0.9rem; margin: 0 0 0.4rem 0; color: #f1f5f9; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; height: 2.6em; }
    .card-date { font-size: 0.75rem; color: #94a3b8; }

    .sidebar { background: #1e293b; border-radius: 8px; padding: 1.2rem; border: 1px solid #334155; height: fit-content; }
    .sidebar h3 { margin-top: 0; font-size: 1.1rem; color: #38bdf8; border-bottom: 1px solid #334155; padding-bottom: 0.5rem; }
    .sidebar-item { display: flex; gap: 0.8rem; margin-bottom: 1rem; text-decoration: none; color: inherit; transition: opacity 0.2s; }
    .sidebar-item:hover { opacity: 0.8; }
    .sidebar-item img { width: 90px; height: 55px; object-fit: cover; border-radius: 4px; flex-shrink: 0; }
    .sidebar-item-title { font-size: 0.8rem; color: #f1f5f9; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

    .pagination { display: flex; justify-content: center; gap: 0.5rem; margin-top: 2rem; flex-wrap: wrap; }
    .pagination a, .pagination span { padding: 0.5rem 0.9rem; background: #1e293b; border: 1px solid #334155; color: #f8fafc; border-radius: 4px; text-decoration: none; font-size: 0.9rem; }
    .pagination a:hover { background: #334155; }
    .pagination .active { background: #38bdf8; color: #0f172a; font-weight: bold; border-color: #38bdf8; }

    .detail-container { max-width: 850px; margin: 2rem auto; padding: 2rem; background: #1e293b; border-radius: 12px; border: 1px solid #334155; }
    .player-wrapper { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; background: #000; border-radius: 8px; margin-bottom: 1.5rem; }
    .player-wrapper iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
    .cta-btn { display: block; width: 100%; background: #ef4444; color: white; text-align: center; padding: 0.85rem; border-radius: 6px; text-decoration: none; font-weight: bold; font-size: 1.1rem; margin-top: 1.5rem; transition: background 0.2s; box-sizing: border-box; }
    .cta-btn:hover { background: #dc2626; }
    .back-link { display: inline-block; margin-bottom: 1rem; color: #38bdf8; text-decoration: none; }
    .meta-info { color: #94a3b8; font-size: 0.9rem; margin-bottom: 1rem; }