:root {
            --primary: rgb(168,85,247);
            --primary-hover: rgb(147,51,234);
            --primary-light: rgba(168,85,247,0.1);
            --text-main: #1f2937;
            --text-muted: #6b7280;
            --bg-light: #f9fafb;
            --border-color: #f3f4f6;
            --shadow: 0 10px 15px -3px rgba(0,0,0,0.05), 0 4px 6px -2px rgba(0,0,0,0.02);
            --shadow-lg: 0 20px 25px -5px rgba(168,85,247,0.1), 0 10px 10px -5px rgba(168,85,247,0.04);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; color: var(--text-main); background: var(--bg-light); line-height: 1.6; }
        a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
        
        
        header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.9); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border-color); box-shadow: 0 2px 10px rgba(0,0,0,0.02); }
        .nav-container { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 15px 20px; }
        .logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
        .logo img { display: block; height: 42px; width: auto; max-width: 160px; object-fit: contain; flex-shrink: 0; }
        .logo span { display: inline-block; font-size: 22px; font-weight: 800; line-height: 1; color: var(--primary); white-space: nowrap; letter-spacing: -0.5px; }
        .nav-menu { display: flex; align-items: center; gap: 30px; }
        .nav-menu a { font-size: 16px; font-weight: 600; color: #4b5563; position: relative; padding: 5px 0; }
        .nav-menu a:hover { color: var(--primary); }
        .burger-btn { display: none; background: none; border: none; font-size: 24px; cursor: pointer; color: var(--text-main); }

        
        .drawer-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 1000; opacity: 0; pointer-events: none; transition: opacity 0.3s ease; }
        .drawer-overlay.active { opacity: 1; pointer-events: auto; }
        .drawer { position: fixed; top: 0; left: -320px; width: 300px; height: 100%; background: #fff; z-index: 1001; box-shadow: 10px 0 30px rgba(0,0,0,0.1); transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1); display: flex; flex-direction: column; }
        .drawer.active { left: 0; }
        .drawer-header { display: flex; align-items: center; justify-content: space-between; padding: 20px; border-bottom: 1px solid var(--border-color); }
        .drawer-close { background: none; border: none; font-size: 28px; cursor: pointer; color: var(--text-muted); }
        .drawer-menu { padding: 20px; display: flex; flex-direction: column; gap: 20px; }
        .drawer-menu a { font-size: 18px; font-weight: 600; color: #374151; padding: 8px 0; border-bottom: 1px dashed var(--border-color); }
        .drawer-menu a:hover { color: var(--primary); padding-left: 5px; }

        
        .category-hero { background: linear-gradient(135deg, var(--primary) 0%, #7e22ce 100%); color: #fff; padding: 60px 20px; text-align: center; }
        .cat-title { font-size: 36px; font-weight: 800; margin-bottom: 10px; }
        .cat-desc { font-size: 16px; opacity: 0.9; max-width: 600px; margin: 0 auto; }

        
        .breadcrumbs { max-width: 1200px; margin: 20px auto 0; padding: 0 20px; font-size: 14px; color: var(--text-muted); }
        .breadcrumbs a { color: var(--text-muted); }
        .breadcrumbs a:hover { color: var(--primary); }

        
        .main-container { max-width: 1200px; margin: 30px auto 80px; padding: 0 20px; display: grid; grid-template-columns: 2.2fr 0.8fr; gap: 40px; }
        
        
        .article-feed { display: flex; flex-direction: column; gap: 30px; }
        .list-card { background: #fff; border-radius: 20px; border: 1px solid var(--border-color); overflow: hidden; display: flex; gap: 25px; transition: all 0.3s ease; padding: 20px; }
        .list-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: rgba(168,85,247,0.2); }
        .list-card-img { width: 240px; height: 160px; object-fit: cover; border-radius: 12px; flex-shrink: 0; background: var(--primary-light); }
        .list-card-content { display: flex; flex-direction: column; justify-content: space-between; flex-grow: 1; }
        .list-card-meta { display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--text-muted); margin-bottom: 8px; }
        .list-card-title { font-size: 20px; font-weight: 800; color: #111827; margin-bottom: 10px; line-height: 1.4; }
        .list-card-title:hover { color: var(--primary); }
        .list-card-summary { font-size: 14px; color: var(--text-muted); margin-bottom: 15px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .list-card-footer { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--border-color); padding-top: 12px; font-size: 13px; }
        .list-card-tag { color: var(--primary); font-weight: 700; background: var(--primary-light); padding: 4px 10px; border-radius: 6px; }

        
        .sidebar { display: flex; flex-direction: column; gap: 40px; }
        .widget { background: #fff; border-radius: 20px; border: 1px solid var(--border-color); padding: 30px; }
        .widget-title { font-size: 18px; font-weight: 800; color: #111827; margin-bottom: 20px; padding-left: 12px; border-left: 4px solid var(--primary); }
        
        
        .rec-list { display: flex; flex-direction: column; gap: 18px; }
        .rec-item { display: flex; gap: 12px; align-items: center; }
        .rec-item-img { width: 64px; height: 64px; border-radius: 8px; object-fit: cover; flex-shrink: 0; background: var(--primary-light); }
        .rec-item-title { font-size: 14px; font-weight: 700; color: #111827; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.4; }
        .rec-item-title:hover { color: var(--primary); }

        
        .tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
        .tag-cloud-item { background: var(--bg-light); border: 1px solid var(--border-color); color: #4b5563; padding: 6px 14px; border-radius: 8px; font-size: 13px; font-weight: 600; }
        .tag-cloud-item:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

        
        .pagination { display: flex; justify-content: center; gap: 10px; margin-top: 50px; }
        .page-link { background: #fff; border: 1px solid var(--border-color); color: var(--text-muted); width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; border-radius: 10px; font-weight: 700; }
        .page-link:hover, .page-link.current { background: var(--primary); color: #fff; border-color: var(--primary); }

        
        footer { background: #0b0f19; color: #9ca3af; padding: 80px 20px 30px; border-top: 1px solid #1f2937; margin-top: auto; }
        .footer-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 50px; margin-bottom: 60px; }
        .footer-brand .logo span { color: #fff; }
        .footer-desc { margin-top: 20px; font-size: 14px; line-height: 1.7; color: #6b7280; }
        .footer-title { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 25px; position: relative; text-transform: uppercase; letter-spacing: 0.5px; }
        .footer-links { list-style: none; display: flex; flex-direction: column; gap: 12px; }
        .footer-links a { font-size: 14px; color: #9ca3af; }
        .footer-links a:hover { color: var(--primary); padding-left: 5px; }
        .footer-bottom { border-top: 1px solid #1f2937; padding-top: 30px; max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; font-size: 13px; color: #4b5563; }
        .footer-bottom-links { display: flex; gap: 20px; }

        @media (max-width: 1024px) {
            .main-container { grid-template-columns: 1fr; }
            .sidebar { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
        }
        @media (max-width: 768px) {
            .nav-menu { display: none; }
            .burger-btn { display: block; }
            .sidebar { grid-template-columns: 1fr; }
            .list-card { flex-direction: column; }
            .list-card-img { width: 100%; height: 200px; }
        }