:root {
            --primary-color: rgb(124, 58, 237);
            --primary-light: rgba(124, 58, 237, 0.1);
            --primary-hover: rgb(109, 40, 217);
            --dark-bg: #0f172a;
            --dark-card: #1e293b;
            --light-bg: #f8fafc;
            --text-dark: #0f172a;
            --text-light: #64748b;
            --border-color: #e2e8f0;
            --success-color: #10b981;
            --danger-color: #ef4444;
            --max-width: 1200px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--text-dark);
            background-color: var(--light-bg);
            line-height: 1.6;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
        }

        .header-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 15px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }

        .logo img {
            display: block;
            height: 40px;
            width: auto;
            max-width: 160px;
            object-fit: contain;
            flex-shrink: 0;
        }

        .logo span {
            display: inline-block;
            font-size: 20px;
            font-weight: 800;
            line-height: 1;
            color: var(--text-dark);
            white-space: nowrap;
            background: linear-gradient(135deg, var(--primary-color), #4f46e5);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 30px;
        }

        .nav-menu a {
            font-size: 15px;
            font-weight: 500;
            color: #334155;
            padding: 8px 0;
        }

        .nav-menu a:hover, .nav-menu a.active {
            color: var(--primary-color);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
        }

        .btn-outline {
            background-color: transparent;
            border: 1px solid var(--primary-color);
            color: var(--primary-color);
        }

        .btn-primary {
            background-color: var(--primary-color);
            color: #ffffff;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            cursor: pointer;
        }

        
        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 2000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .drawer-overlay.active { opacity: 1; visibility: visible; }

        .drawer {
            position: fixed;
            top: 0;
            left: -300px;
            width: 300px;
            height: 100%;
            background-color: #ffffff;
            z-index: 2001;
            box-shadow: 5px 0 25px rgba(0, 0, 0, 0.15);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            display: flex;
            flex-direction: column;
            padding: 30px 20px;
        }

        .drawer.active { left: 0; }

        .drawer-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 40px;
        }

        .drawer-close {
            background: none;
            border: none;
            font-size: 28px;
            cursor: pointer;
            color: var(--text-light);
        }

        .drawer-menu {
            display: flex;
            flex-direction: column;
            gap: 20px;
            overflow-y: auto;
            flex-grow: 1;
        }

        .drawer-menu a {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            padding: 10px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .drawer-footer {
            margin-top: auto;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        
        .list-banner {
            background-color: var(--dark-bg);
            color: #ffffff;
            padding: 120px 20px 60px;
            text-align: center;
        }

        .banner-content {
            max-width: var(--max-width);
            margin: 0 auto;
        }

        .breadcrumb {
            display: flex;
            justify-content: center;
            gap: 10px;
            font-size: 14px;
            color: #94a3b8;
            margin-bottom: 15px;
        }

        .breadcrumb a:hover {
            color: #ffffff;
        }

        .banner-title {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .banner-subtitle {
            color: #94a3b8;
            font-size: 16px;
        }

        
        .main-container {
            max-width: var(--max-width);
            margin: 40px auto 100px;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 2.5fr 1fr;
            gap: 40px;
        }

        .category-articles {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }

        .article-card {
            display: flex;
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .article-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.05);
            border-color: var(--primary-color);
        }

        .article-img {
            width: 260px;
            height: 180px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .article-info {
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            flex-grow: 1;
        }

        .article-meta {
            display: flex;
            gap: 15px;
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 8px;
        }

        .article-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .article-title:hover {
            color: var(--primary-color);
        }

        .article-summary {
            font-size: 14px;
            color: var(--text-light);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 15px;
        }

        .article-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .tag-badge {
            font-size: 11px;
            padding: 3px 10px;
            background-color: var(--primary-light);
            color: var(--primary-color);
            border-radius: 4px;
        }

        
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .widget {
            background-color: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
        }

        .widget-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border-color);
        }

        .widget-title::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--primary-color);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-item {
            display: inline-block;
            font-size: 13px;
            padding: 5px 12px;
            background-color: var(--light-bg);
            border: 1px solid var(--border-color);
            border-radius: 6px;
        }

        .tag-item:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
            background-color: var(--primary-light);
        }

        
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 40px;
        }

        .page-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background-color: #ffffff;
            border: 1px solid var(--border-color);
            font-size: 14px;
            font-weight: 600;
        }

        .page-link:hover, .page-link.active {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            color: #ffffff;
        }

        .page-link.disabled {
            opacity: 0.5;
            pointer-events: none;
        }

        
        .footer {
            background-color: var(--dark-bg);
            color: #94a3b8;
            padding: 80px 20px 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        .footer-container {
            max-width: var(--max-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 60px;
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .footer-brand .logo span { color: #ffffff; }

        .footer-desc { font-size: 14px; }

        .footer-heading {
            font-size: 16px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 25px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .footer-links a { font-size: 14px; }

        .footer-links a:hover { color: var(--primary-color); }

        .footer-bottom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 13px;
        }

        .footer-disclaimer {
            font-size: 11px;
            color: #64748b;
            margin-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 20px;
            line-height: 1.8;
        }

        
        @media (max-width: 992px) {
            .nav-menu, .header-actions { display: none; }
            .menu-toggle { display: block; }
            .main-container { grid-template-columns: 1fr; }
            .footer-container { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            .article-card { flex-direction: column; }
            .article-img { width: 100%; height: 200px; }
            .footer-container { grid-template-columns: 1fr; }
        }