:root {
            --primary-color: #2E8B57;
            --primary-light: #3CB371;
            --secondary-color: #20B2AA;
            --accent-color: #8FBC8F;
            --dark-green: #1d5c3f;
            --light-bg: #f8f9fa;
            --text-dark: #333;
            --text-light: #f5f5f5;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--light-bg);
            color: var(--text-dark);
        }
        
        /* Navigation */
        #ai_auto_navbar {
            background: linear-gradient(to right, var(--primary-color), var(--primary-light));
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        
        .ai_auto_navbar-brand {
            color: white !important;
            font-weight: 700;
            font-size: 1.5rem;
        }
        
        .ai_auto_nav-link {
            color: rgba(255,255,255,0.85) !important;
            font-weight: 500;
            transition: all 0.3s;
            position: relative;
        }
        
        .ai_auto_nav-link:hover {
            color: white !important;
        }
        
        .ai_auto_nav-link::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 3px;
            background-color: white;
            border-radius: 2px;
            transition: width 0.3s;
        }
        
        .ai_auto_nav-link:hover::after {
            width: 100%;
        }
        
        /* Banner */
        #ai_auto_banner {
            background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('https://images.unsplash.com/photo-1469474968028-56623f02e42e') center/cover;
            min-height: 70vh;
            display: flex;
            align-items: center;
            color: white;
            padding: 4rem 0;
        }
        
        .ai_auto_search-box {
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(10px);
            border-radius: 15px;
            padding: 2rem;
            border: 1px solid rgba(255,255,255,0.2);
        }
        
        .ai_auto_search-input {
            background: rgba(255,255,255,0.15);
            border: 1px solid rgba(255,255,255,0.3);
            color: white;
            height: 55px;
            padding-left: 20px;
            font-size: 1.1rem;
        }
        
        .ai_auto_search-input::placeholder {
            color: rgba(255,255,255,0.7);
        }
        
        .ai_auto_search-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            transition: all 0.3s;
            height: 55px;
        }
        
        .ai_auto_search-btn:hover {
            background-color: var(--dark-green);
        }
        
        /* Articles Section */
        #ai_auto_home-artice {
            padding: 5rem 0;
        }
        
        .ai_auto_section-title {
            position: relative;
            margin-bottom: 2.5rem;
            padding-bottom: 15px;
            font-weight: 700;
            color: var(--dark-green);
        }
        
        .ai_auto_section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: linear-gradient(to right, var(--primary-color), var(--accent-color));
            border-radius: 2px;
        }
        
        /* Featured Articles - Magazine Layout */
        #ai_auto_feature-article {
            margin-bottom: 5rem;
        }
        
        .ai_auto_featured-main {
            height: 100%;
            border-radius: 15px;
            overflow: hidden;
            position: relative;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transition: transform 0.3s;
        }
        
        .ai_auto_featured-main:hover {
            transform: translateY(-10px);
        }
        
        .ai_auto_featured-main .ai_auto_article-img {
            height: 100%;
            object-fit: cover;
        }
        
        .ai_auto_featured-main .ai_auto_article-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0,0,0,0.8));
            padding: 2rem 1.5rem 1.5rem;
            color: white;
        }
        
        .ai_auto_featured-main .ai_auto_article-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: white;
        }
        
        .ai_auto_featured-side .ai_auto_article-item {
            display: flex;
            margin-bottom: 1.5rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid rgba(0,0,0,0.1);
        }
        
        .ai_auto_featured-side .ai_auto_article-img {
            width: 120px;
            height: 100px;
            object-fit: cover;
            border-radius: 8px;
            margin-right: 1rem;
        }
        
        .ai_auto_featured-side .ai_auto_article-title {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--dark-green);
        }
        
        .ai_auto_featured-side .ai_auto_article-meta {
            font-size: 0.85rem;
            color: #6c757d;
        }
        
        /* Recent Articles - Card Waterfall Layout */
        #ai_auto_last-article {
            margin-bottom: 5rem;
        }
        
        .ai_auto_waterfall-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2rem;
        }
        
        .ai_auto_article-card {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: all 0.3s;
            background: white;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        
        .ai_auto_article-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }
        
        .ai_auto_card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        
        .ai_auto_card-body {
            padding: 1.5rem;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        
        .ai_auto_card-title {
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--dark-green);
            font-size: 1.25rem;
        }
        
        .ai_auto_card-text {
            color: #555;
            margin-bottom: 1.5rem;
            flex-grow: 1;
        }
        
        .ai_auto_article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-top: auto;
        }
        
        .ai_auto_tag {
            background-color: var(--accent-color);
            color: white;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.8rem;
        }
        
        /* Recommended Articles - Image Fusion Layout */
        #ai_auto_recommend-article {
            margin-bottom: 3rem;
        }
        
        .ai_auto_fusion-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
        }
        
        .ai_auto_fusion-card {
            border-radius: 12px;
            overflow: hidden;
            position: relative;
            height: 300px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        
        .ai_auto_fusion-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .ai_auto_fusion-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0,0,0,0.8));
            padding: 1.5rem;
            color: white;
            transition: all 0.5s;
            transform: translateY(100px);
            opacity: 0;
        }
        
        .ai_auto_fusion-card:hover .ai_auto_fusion-overlay {
            transform: translateY(0);
            opacity: 1;
        }
        
        .ai_auto_fusion-card:hover .ai_auto_fusion-img {
            transform: scale(1.1);
        }
        
        .ai_auto_fusion-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }
        
        .ai_auto_fusion-meta {
            font-size: 0.9rem;
            opacity: 0.8;
        }
        
        /* Subscribe Section */
        #ai_auto_subscribe {
            background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
            padding: 5rem 0;
            color: white;
        }
        
        .ai_auto_subscribe-box {
            max-width: 700px;
            margin: 0 auto;
            text-align: center;
        }
        
        .ai_auto_subscribe-input {
            height: 55px;
            padding: 0 20px;
            border: none;
            border-radius: 8px 0 0 8px;
            font-size: 1.1rem;
        }
        
        .ai_auto_subscribe-btn {
            background-color: var(--dark-green);
            color: white;
            border: none;
            height: 55px;
            padding: 0 30px;
            border-radius: 0 8px 8px 0;
            font-weight: 600;
            transition: all 0.3s;
        }
        
        .ai_auto_subscribe-btn:hover {
            background-color: #16432f;
        }
        
        /* Footer */
        #ai_auto_footer {
            background-color: var(--dark-green);
            color: rgba(255,255,255,0.8);
            padding-top: 4rem;
        }
        
        .ai_auto_footer-title {
            color: white;
            font-weight: 600;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        
        .ai_auto_footer-links {
            list-style: none;
            padding: 0;
        }
        
        .ai_auto_footer-links li {
            margin-bottom: 0.75rem;
        }
        
        .ai_auto_footer-links a {
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .ai_auto_footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        
        .ai_auto_contact-info {
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
        }
        
        .ai_auto_contact-info i {
            margin-right: 10px;
            width: 20px;
            color: var(--accent-color);
        }
        
        .ai_auto_copyright {
            background-color: rgba(0,0,0,0.2);
            padding: 1.5rem 0;
            margin-top: 3rem;
            text-align: center;
        }
        
        /* Responsive Adjustments */
        @media (max-width: 992px) {
            .ai_auto_featured-side .ai_auto_article-item {
                flex-direction: column;
            }
            
            .ai_auto_featured-side .ai_auto_article-img {
                width: 100%;
                margin-right: 0;
                margin-bottom: 1rem;
            }
        }
        
        @media (max-width: 768px) {
            #ai_auto_banner {
                min-height: 60vh;
            }
            
            .ai_auto_search-box {
                padding: 1.5rem;
            }
        }