:root {
            --primary-color: #2c6fb7;
            --secondary-color: #4caf50;
            --accent-1: #26a69a;
            --accent-2: #ff9800;
            --dark-bg: #0c1e35;
            --light-bg: #f8f9fa;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--light-bg);
            color: #333;
            overflow-x: hidden;
        }
        
        /* Navigation */
        #ai_auto_navbar {
            background-color: var(--dark-bg);
            padding: 0.8rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        
        .ai_auto_navbar-brand {
            color: white !important;
            font-weight: 700;
            font-size: 1.8rem;
            letter-spacing: 1px;
        }
        
        .ai_auto_nav-link {
            color: rgba(255, 255, 255, 0.85) !important;
            font-weight: 500;
            margin: 0 0.5rem;
            padding: 0.5rem 1rem !important;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        
        .ai_auto_nav-link:hover {
            background-color: rgba(44, 111, 183, 0.2);
            color: white !important;
        }
        
        .ai_auto_search-form {
            position: relative;
            margin-left: 1rem;
        }
        
        /* Banner Section */
        #ai_auto_banner {
            background: linear-gradient(rgba(12, 30, 53, 0.9), rgba(12, 30, 53, 0.7)), 
                        url('https://images.unsplash.com/photo-1532094349884-543bc11b234d?auto=format&fit=crop&w=1950') center/cover;
            padding: 8rem 0;
            text-align: center;
            color: white;
        }
        
        .ai_auto_banner-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        
        .ai_auto_banner-desc {
            font-size: 1.4rem;
            max-width: 700px;
            margin: 0 auto 3rem;
            opacity: 0.9;
        }
        
        .ai_auto_search-input {
            padding: 1.2rem;
            border-radius: 50px 0 0 50px;
            border: none;
            width: 60%;
            max-width: 600px;
            font-size: 1.1rem;
        }
        
        .ai_auto_search-btn {
            background: var(--accent-2);
            color: white;
            border: none;
            padding: 1.2rem 2rem;
            border-radius: 0 50px 50px 0;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        
        .ai_auto_search-btn:hover {
            background: #e65100;
        }
        
        /* Articles Section */
        #ai_auto_home-artice {
            padding: 5rem 0;
            background-color: white;
        }
        
        .ai_auto_section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 2.5rem;
            font-weight: 700;
            color: var(--dark-bg);
            text-align: center;
        }
        
        .ai_auto_section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--primary-color);
        }
        
        /* Feature Articles - Magazine Layout */
        #ai_auto_feature-article {
            margin-bottom: 5rem;
        }
        
        .ai_auto_magazine-main {
            position: relative;
            height: 500px;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
            margin-bottom: 2rem;
        }
        
        .ai_auto_magazine-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .ai_auto_magazine-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 2rem;
            background: linear-gradient(transparent, rgba(12, 30, 53, 0.9));
            color: white;
        }
        
        .ai_auto_magazine-title {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        
        .ai_auto_magazine-item {
            display: flex;
            margin-bottom: 1.5rem;
            border-bottom: 1px solid #eee;
            padding-bottom: 1.5rem;
        }
        
        .ai_auto_magazine-item-img {
            width: 150px;
            height: 120px;
            object-fit: cover;
            border-radius: 8px;
            margin-right: 1.5rem;
        }
        
        /* Recent Articles - Card Waterfall */
        #ai_auto_last-article {
            margin-bottom: 5rem;
        }
        
        .ai_auto_waterfall-container {
            column-count: 3;
            column-gap: 2rem;
        }
        
        .ai_auto_waterfall-card {
            break-inside: avoid;
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            margin-bottom: 2rem;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        .ai_auto_waterfall-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        
        .ai_auto_waterfall-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        
        .ai_auto_waterfall-body {
            padding: 1.5rem;
        }
        
        .ai_auto_waterfall-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
        }
        
        /* Recommended Articles - Image Fusion Cards */
        #ai_auto_recommend-article {
            margin-bottom: 5rem;
        }
        
        .ai_auto_fusion-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2rem;
        }
        
        .ai_auto_fusion-card {
            position: relative;
            height: 350px;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
        }
        
        .ai_auto_fusion-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .ai_auto_fusion-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 2rem;
            background: linear-gradient(transparent, rgba(12, 30, 53, 0.85));
            color: white;
            transform: translateY(100px);
            transition: transform 0.4s ease;
        }
        
        .ai_auto_fusion-card:hover .ai_auto_fusion-overlay {
            transform: translateY(0);
        }
        
        .ai_auto_fusion-card:hover .ai_auto_fusion-img {
            transform: scale(1.05);
        }
        
        .ai_auto_fusion-title {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
        }
        
        /* Common Elements */
        .ai_auto_article-meta {
            display: flex;
            align-items: center;
            font-size: 0.9rem;
            color: #666;
            margin-bottom: 0.8rem;
        }
        
        .ai_auto_article-author {
            margin-right: 1.5rem;
        }
        
        .ai_auto_article-date {
            margin-right: 1.5rem;
        }
        
        .ai_auto_article-labels {
            display: flex;
            flex-wrap: wrap;
            margin-top: 1rem;
        }
        
        .ai_auto_label {
            background: var(--primary-color);
            color: white;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
            transition: all 0.3s ease;
        }
        
        .ai_auto_label:hover {
            background: var(--accent-1);
            text-decoration: none;
        }
        
        .ai_auto_article-link {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        .ai_auto_article-link:hover {
            color: var(--primary-color);
            text-decoration: underline;
        }
        
        /* Subscribe Section */
        #ai_auto_subscribe {
            background: var(--dark-bg);
            padding: 6rem 0;
            color: white;
            text-align: center;
        }
        
        .ai_auto_subscribe-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
        }
        
        .ai_auto_subscribe-desc {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 3rem;
            opacity: 0.9;
        }
        
        .ai_auto_subscribe-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
        }
        
        .ai_auto_subscribe-input {
            padding: 1.2rem;
            border-radius: 50px 0 0 50px;
            border: none;
            flex: 1;
            font-size: 1.1rem;
        }
        
        .ai_auto_subscribe-btn {
            background: var(--accent-1);
            color: white;
            border: none;
            padding: 1.2rem 2.5rem;
            border-radius: 0 50px 50px 0;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        
        .ai_auto_subscribe-btn:hover {
            background: #00897b;
        }
        
        /* Footer */
        #ai_auto_footer {
            background: #061525;
            color: rgba(255, 255, 255, 0.8);
            padding-top: 4rem;
        }
        
        .ai_auto_footer-title {
            color: white;
            font-weight: 700;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
            position: relative;
            padding-bottom: 0.8rem;
        }
        
        .ai_auto_footer-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--primary-color);
        }
        
        .ai_auto_footer-links {
            list-style: none;
            padding: 0;
        }
        
        .ai_auto_footer-link {
            display: block;
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            margin-bottom: 0.8rem;
            transition: all 0.3s ease;
        }
        
        .ai_auto_footer-link:hover {
            color: white;
            padding-left: 5px;
        }
        
        .ai_auto_footer-contact li {
            margin-bottom: 0.8rem;
            display: flex;
            align-items: center;
        }
        
        .ai_auto_footer-contact i {
            margin-right: 10px;
            color: var(--accent-1);
            width: 20px;
        }
        
        .ai_auto_footer-copyright {
            background: rgba(0, 0, 0, 0.3);
            padding: 1.5rem 0;
            margin-top: 3rem;
            text-align: center;
            font-size: 0.9rem;
        }
        
        /* Responsive */
        @media (max-width: 992px) {
            .ai_auto_waterfall-container {
                column-count: 2;
            }
            
            .ai_auto_magazine-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .ai_auto_waterfall-container {
                column-count: 1;
            }
            
            .ai_auto_search-form {
                margin-top: 1rem;
                margin-left: 0;
            }
            
            .ai_auto_fusion-container {
                grid-template-columns: 1fr;
            }
            
            .ai_auto_subscribe-form {
                flex-direction: column;
            }
            
            .ai_auto_subscribe-input,
            .ai_auto_subscribe-btn {
                border-radius: 50px;
                margin-bottom: 1rem;
                width: 100%;
            }
        }