:root {
            --primary: #1a3c8f;
            --secondary: #4a90e2;
            --accent1: #d32f2f;
            --accent2: #43a047;
            --light: #f8f9fa;
            --dark: #212529;
            --text: #333;
        }
        
        body {
            font-family: 'Georgia', serif;
            background-color: #f0f5ff;
            color: var(--text);
            background-image: radial-gradient(circle at 1px 1px, rgba(26, 60, 143, 0.1) 1px, transparent 0);
            background-size: 30px 30px;
        }
        
        /* Navigation */
        #ai_auto_navbar {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            border-bottom: 3px solid var(--primary);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        
        .ai_auto_navbar-brand {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
        }
        
        .ai_auto_nav-link {
            font-weight: 600;
            color: var(--dark);
            transition: all 0.3s;
            position: relative;
            padding: 0.5rem 1rem !important;
        }
        
        .ai_auto_nav-link:hover {
            color: var(--primary);
        }
        
        .ai_auto_nav-link:hover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--accent1);
        }
        
        .ai_auto_search-btn {
            background: var(--accent1);
            color: white;
            border: none;
            transition: all 0.3s;
        }
        
        .ai_auto_search-btn:hover {
            background: #b71c1c;
        }
        
        /* Banner */
        #ai_auto_banner {
            background: linear-gradient(135deg, rgba(26, 60, 143, 0.9) 0%, rgba(67, 160, 71, 0.8) 100%), url('https://images.unsplash.com/photo-1532938911079-1b06ac7ceec7?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1800&q=80');
            background-size: cover;
            background-position: center;
            padding: 100px 0;
            position: relative;
            color: white;
            text-align: center;
            margin-bottom: 50px;
        }
        
        .ai_auto_banner-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
            letter-spacing: 1px;
        }
        
        .ai_auto_banner-desc {
            font-size: 1.3rem;
            max-width: 700px;
            margin: 0 auto 40px;
            text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
        }
        
        .ai_auto_banner-search {
            max-width: 600px;
            margin: 0 auto;
        }
        
        .ai_auto_banner-search .form-control {
            padding: 15px;
            font-size: 1.1rem;
            border: none;
        }
        
        .ai_auto_banner-search .btn {
            padding: 15px 25px;
            font-size: 1.1rem;
            background: var(--accent1);
            border: none;
        }
        
        /* Articles Section */
        #ai_auto_home-artice {
            padding: 40px 0;
        }
        
        .ai_auto_section-title {
            position: relative;
            font-weight: 700;
            margin-bottom: 30px;
            padding-bottom: 15px;
            color: var(--primary);
            font-size: 2rem;
        }
        
        .ai_auto_section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: var(--accent1);
        }
        
        /* Featured Articles - Magazine Layout */
        #ai_auto_feature-article {
            margin-bottom: 60px;
        }
        
        .ai_auto_featured-main {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            margin-bottom: 30px;
            height: 100%;
            transition: all 0.3s;
        }
        
        .ai_auto_featured-main:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }
        
        .ai_auto_featured-main-img {
            height: 350px;
            width: 100%;
            object-fit: cover;
        }
        
        .ai_auto_featured-main-content {
            padding: 25px;
            background: white;
        }
        
        .ai_auto_featured-main-content .ai_auto_article-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 15px;
        }
        
        .ai_auto_featured-main-content .ai_auto_article-desc {
            font-size: 1.1rem;
            margin-bottom: 20px;
            color: #555;
        }
        
        .ai_auto_featured-side {
            height: 100%;
        }
        
        .ai_auto_featured-side-item {
            display: flex;
            margin-bottom: 25px;
            padding-bottom: 25px;
            border-bottom: 1px solid #eee;
            transition: all 0.3s;
        }
        
        .ai_auto_featured-side-item:hover {
            transform: translateX(5px);
        }
        
        .ai_auto_featured-side-img {
            width: 150px;
            height: 120px;
            object-fit: cover;
            border-radius: 8px;
            margin-right: 20px;
        }
        
        .ai_auto_featured-side-content {
            flex: 1;
        }
        
        .ai_auto_featured-side-content .ai_auto_article-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 10px;
        }
        
        /* Latest Articles - Timeline Layout */
        #ai_auto_last-article {
            margin-bottom: 60px;
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
        }
        
        .ai_auto_timeline-item {
            position: relative;
            padding-left: 30px;
            padding-bottom: 40px;
            border-left: 2px solid var(--secondary);
            margin-left: 25px;
        }
        
        .ai_auto_timeline-item:last-child {
            padding-bottom: 10px;
        }
        
        .ai_auto_timeline-item::before {
            content: '';
            position: absolute;
            left: -10px;
            top: 0;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--accent1);
        }
        
        .ai_auto_timeline-date {
            background: var(--primary);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.9rem;
            display: inline-block;
            margin-bottom: 15px;
        }
        
        .ai_auto_timeline-card {
            display: flex;
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: all 0.3s;
        }
        
        .ai_auto_timeline-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
        }
        
        .ai_auto_timeline-img {
            width: 200px;
            height: 180px;
            object-fit: cover;
        }
        
        .ai_auto_timeline-content {
            padding: 20px;
            flex: 1;
        }
        
        .ai_auto_timeline-content .ai_auto_article-title {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 15px;
        }
        
        .ai_auto_timeline-content .ai_auto_article-desc {
            margin-bottom: 15px;
            color: #555;
        }
        
        /* Recommended Articles - Background Fusion */
        #ai_auto_recommend-article {
            margin-bottom: 60px;
        }
        
        .ai_auto_fusion-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .ai_auto_fusion-card {
            height: 300px;
            border-radius: 10px;
            overflow: hidden;
            position: relative;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        
        .ai_auto_fusion-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: all 0.5s;
        }
        
        .ai_auto_fusion-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(26, 60, 143, 0.9) 0%, transparent 100%);
            padding: 20px;
            color: white;
            transform: translateY(100px);
            transition: all 0.4s;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
        }
        
        .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: 10px;
            color: #e1ebfd;
        }
        
        .ai_auto_fusion-meta {
            font-size: 0.9rem;
            margin-bottom: 10px;
            opacity: 0.8;
        }
        
        /* Subscribe Section */
        #ai_auto_subscribe {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            padding: 80px 0;
            color: white;
            text-align: center;
            margin-bottom: 60px;
            border-radius: 15px;
        }
        
        .ai_auto_subscribe-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        
        .ai_auto_subscribe-desc {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 40px;
            opacity: 0.9;
        }
        
        .ai_auto_subscribe-form {
            max-width: 600px;
            margin: 0 auto;
        }
        
        .ai_auto_subscribe-form .form-control {
            padding: 15px;
            font-size: 1.1rem;
            border: none;
        }
        
        .ai_auto_subscribe-form .btn {
            padding: 15px 30px;
            font-size: 1.1rem;
            background: var(--accent2);
            border: none;
            transition: all 0.3s;
        }
        
        .ai_auto_subscribe-form .btn:hover {
            background: #2e7d32;
        }
        
        /* Footer */
        #ai_auto_footer {
            background: var(--dark);
            color: white;
            padding-top: 60px;
        }
        
        .ai_auto_footer-title {
            font-size: 1.4rem;
            font-weight: 600;
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 15px;
        }
        
        .ai_auto_footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background: var(--accent1);
        }
        
        .ai_auto_footer-links {
            list-style: none;
            padding: 0;
        }
        
        .ai_auto_footer-links li {
            margin-bottom: 12px;
        }
        
        .ai_auto_footer-links a {
            color: #ddd;
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .ai_auto_footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        
        .ai_auto_contact-item {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .ai_auto_contact-icon {
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            flex-shrink: 0;
        }
        
        .ai_auto_copyright {
            background: rgba(0, 0, 0, 0.2);
            padding: 20px 0;
            margin-top: 50px;
            text-align: center;
            font-size: 0.9rem;
            color: #aaa;
        }
        
        /* General Article Elements */
        .ai_auto_article-title {
            color: var(--primary);
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .ai_auto_article-title:hover {
            color: var(--accent1);
        }
        
        .ai_auto_article-meta {
            font-size: 0.9rem;
            color: #777;
            margin-bottom: 10px;
        }
        
        .ai_auto_article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 15px;
        }
        
        .ai_auto_article-tag {
            background: rgba(67, 160, 71, 0.15);
            color: var(--accent2);
            padding: 3px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .ai_auto_article-tag:hover {
            background: var(--accent2);
            color: white;
        }
        
        /* Responsive Adjustments */
        @media (max-width: 992px) {
            .ai_auto_featured-main-img {
                height: 300px;
            }
            
            .ai_auto_timeline-card {
                flex-direction: column;
            }
            
            .ai_auto_timeline-img {
                width: 100%;
                height: 200px;
            }
        }
        
        @media (max-width: 768px) {
            .ai_auto_banner-title {
                font-size: 2.5rem;
            }
            
            .ai_auto_featured-side-item {
                flex-direction: column;
            }
            
            .ai_auto_featured-side-img {
                width: 100%;
                height: 150px;
                margin-right: 0;
                margin-bottom: 15px;
            }
        }