:root {
            --primary-color: #3A7D44;
            --secondary-color: #8DBF7C;
            --accent-color: #D9B382;
            --dark-color: #5A5A5A;
            --light-color: #F5F9F4;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: #f8f9fa;
            color: #333;
        }
        
        /* 野兽派风格元素 */
        .ai_auto_brutal-element {
            /*border: 3px solid var(--dark-color);*/
            box-shadow: 8px 8px 0 var(--primary-color);
            transition: all 0.3s ease;
        }
        
        .ai_auto_brutal-element:hover {
            box-shadow: 5px 5px 0 var(--primary-color);
            transform: translate(3px, 3px);
        }
        
        .ai_auto_asymmetry {
            transform: rotate(-0.5deg);
        }
        
        /* 导航栏样式 */
        #ai_auto_navbar {
            background-color: var(--primary-color);
            border-bottom: 4px solid var(--dark-color);
        }
        
        #ai_auto_navbar .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            letter-spacing: -1px;
            color: white;
            text-shadow: 2px 2px 0 var(--dark-color);
        }
        
        #ai_auto_navbar .nav-link {
            color: rgba(255, 255, 255, 0.85);
            font-weight: 600;
            margin: 0 5px;
            padding: 8px 15px;
            border-radius: 4px;
        }
        
        #ai_auto_navbar .nav-link:hover {
            background-color: var(--secondary-color);
            color: var(--dark-color);
        }
        
        #ai_auto_navbar .search-form {
            position: relative;
        }
        
        #ai_auto_navbar .search-btn {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            background: transparent;
            border: none;
            color: var(--primary-color);
        }
        
        /* Banner 样式 */
        #ai_auto_banner {
            background: linear-gradient(rgba(58, 125, 68, 0.85), rgba(58, 125, 68, 0.9)), 
                         url('https://images.unsplash.com/photo-1492496913980-501348b61469?q=80') center/cover;
            padding: 100px 0;
            border-bottom: 4px solid var(--dark-color);
        }
        
        .ai_auto_banner-title {
            font-size: 3.5rem;
            font-weight: 900;
            color: white;
            text-shadow: 3px 3px 0 var(--dark-color);
            letter-spacing: -1px;
            margin-bottom: 20px;
        }
        
        .ai_auto_banner-desc {
            font-size: 1.4rem;
            color: white;
            max-width: 700px;
            margin: 0 auto 40px;
        }
        
        .ai_auto_banner-search {
            max-width: 700px;
            margin: 0 auto;
        }
        
        .ai_auto_banner-search .form-control {
            height: 60px;
            font-size: 1.2rem;
            padding-left: 20px;
            border: 3px solid var(--dark-color);
            border-radius: 0;
        }
        
        .ai_auto_banner-search .btn {
            height: 60px;
            padding: 0 30px;
            background-color: var(--accent-color);
            color: var(--dark-color);
            font-weight: 700;
            border: 3px solid var(--dark-color);
            border-radius: 0;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        
        /* 文章区域通用样式 */
        #ai_auto_home-artice {
            padding: 80px 0;
            background-color: var(--light-color);
        }
        
        .ai_auto_section-title {
            position: relative;
            font-weight: 900;
            font-size: 2.5rem;
            margin-bottom: 40px;
            color: var(--primary-color);
            text-transform: uppercase;
            letter-spacing: -1px;
        }
        
        .ai_auto_section-title::after {
            content: "";
            position: absolute;
            bottom: -10px;
            left: 0;
            width: 100px;
            height: 6px;
            background-color: var(--accent-color);
        }
        
        /* 特色文章 - 单列时间线卡片列表模式 */
        #ai_auto_feature-article .ai_auto_timeline-card {
            border-left: 4px solid var(--secondary-color);
            position: relative;
            padding-left: 30px;
            margin-bottom: 50px;
        }
        
        #ai_auto_feature-article .ai_auto_timeline-card::before {
            content: "";
            position: absolute;
            left: -8px;
            top: 0;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background-color: var(--primary-color);
            border: 3px solid var(--light-color);
        }
        
        #ai_auto_feature-article .ai_auto_date-box {
            background-color: var(--primary-color);
            color: white;
            padding: 10px 20px;
            display: inline-block;
            margin-bottom: 20px;
            font-weight: 700;
            border: 2px solid var(--dark-color);
        }
        
        #ai_auto_feature-article .ai_auto_article-img {
            width: 300px;
            height: 200px;
            object-fit: cover;
            border: 3px solid var(--dark-color);
        }
        
        #ai_auto_feature-article .ai_auto_article-title {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary-color);
            margin-bottom: 15px;
        }
        
        #ai_auto_feature-article .ai_auto_article-desc {
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        
        #ai_auto_feature-article .ai_auto_article-meta {
            color: var(--accent-color);
            font-weight: 600;
            margin-bottom: 15px;
        }
        
        #ai_auto_feature-article .ai_auto_label {
            display: inline-block;
            padding: 5px 12px;
            background-color: var(--secondary-color);
            color: var(--dark-color);
            font-weight: 600;
            margin-right: 8px;
            margin-bottom: 8px;
            border: 1px solid var(--dark-color);
            text-decoration: none;
        }
        
        /* 最近文章 - 卡片瀑布布局 */
        #ai_auto_last-article {
            margin-top: 80px;
        }
        
        #ai_auto_last-article .ai_auto_masonry-container {
            column-count: 3;
            column-gap: 30px;
        }
        
        @media (max-width: 992px) {
            #ai_auto_last-article .ai_auto_masonry-container {
                column-count: 2;
            }
        }
        
        @media (max-width: 768px) {
            #ai_auto_last-article .ai_auto_masonry-container {
                column-count: 1;
            }
        }
        
        #ai_auto_last-article .ai_auto_masonry-item {
            break-inside: avoid;
            margin-bottom: 30px;
            padding: 20px;
            background-color: white;
            border: 3px solid var(--dark-color);
            box-shadow: 6px 6px 0 var(--accent-color);
        }
        
        #ai_auto_last-article .ai_auto_article-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            margin-bottom: 20px;
            border: 2px solid var(--dark-color);
        }
        
        #ai_auto_last-article .ai_auto_article-title {
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 10px;
            color: var(--primary-color);
        }
        
        /* 推荐文章 - 图文背景融合卡 */
        #ai_auto_recommend-article {
            margin-top: 80px;
        }
        
        #ai_auto_recommend-article .ai_auto_fusion-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        
        #ai_auto_recommend-article .ai_auto_fusion-card {
            position: relative;
            height: 300px;
            overflow: hidden;
            border: 3px solid var(--dark-color);
        }
        
        #ai_auto_recommend-article .ai_auto_fusion-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        #ai_auto_recommend-article .ai_auto_fusion-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(58, 125, 68, 0.9);
            padding: 20px;
            transform: translateY(100%);
            transition: transform 0.5s ease;
        }
        
        #ai_auto_recommend-article .ai_auto_fusion-card:hover .ai_auto_fusion-overlay {
            transform: translateY(0);
        }
        
        #ai_auto_recommend-article .ai_auto_fusion-card:hover .ai_auto_fusion-img {
            transform: scale(1.1);
        }
        
        #ai_auto_recommend-article .ai_auto_fusion-title {
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 10px;
            color: white;
        }
        
        #ai_auto_recommend-article .ai_auto_fusion-meta {
            color: var(--accent-color);
            font-weight: 600;
        }
        
        /* 订阅板块样式 */
        #ai_auto_subscribe {
            padding: 80px 0;
            background-color: var(--primary-color);
            border-top: 4px solid var(--dark-color);
            border-bottom: 4px solid var(--dark-color);
        }
        
        .ai_auto_subscribe-title {
            font-size: 2.5rem;
            font-weight: 900;
            color: white;
            margin-bottom: 20px;
            text-shadow: 2px 2px 0 var(--dark-color);
        }
        
        .ai_auto_subscribe-desc {
            font-size: 1.2rem;
            color: white;
            max-width: 600px;
            margin: 0 auto 40px;
        }
        
        .ai_auto_subscribe-form {
            max-width: 600px;
            margin: 0 auto;
        }
        
        .ai_auto_subscribe-form .form-control {
            height: 60px;
            font-size: 1.1rem;
            padding-left: 20px;
            border: 3px solid var(--dark-color);
            border-radius: 0;
        }
        
        .ai_auto_subscribe-form .btn {
            height: 60px;
            padding: 0 30px;
            background-color: var(--accent-color);
            color: var(--dark-color);
            font-weight: 700;
            border: 3px solid var(--dark-color);
            border-radius: 0;
            text-transform: uppercase;
        }
        
        /* Footer 样式 */
        #ai_auto_footer {
            background-color: var(--dark-color);
            color: white;
            padding-top: 60px;
        }
        
        #ai_auto_footer .ai_auto_footer-column {
            margin-bottom: 40px;
        }
        
        #ai_auto_footer .ai_auto_footer-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--accent-color);
            text-transform: uppercase;
        }
        
        #ai_auto_footer .ai_auto_footer-desc {
            margin-bottom: 20px;
            color: rgba(255, 255, 255, 0.8);
        }
        
        #ai_auto_footer .ai_auto_footer-list {
            list-style: none;
            padding: 0;
        }
        
        #ai_auto_footer .ai_auto_footer-list li {
            margin-bottom: 10px;
        }
        
        #ai_auto_footer .ai_auto_footer-list a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: color 0.3s;
        }
        
        #ai_auto_footer .ai_auto_footer-list a:hover {
            color: var(--accent-color);
        }
        
        #ai_auto_footer .ai_auto_copyright {
            background-color: rgba(0, 0, 0, 0.2);
            padding: 20px 0;
            text-align: center;
            margin-top: 40px;
            color: rgba(255, 255, 255, 0.7);
        }
        
        /* 响应式调整 */
        @media (max-width: 768px) {
            .ai_auto_banner-title {
                font-size: 2.5rem;
            }
            
            .ai_auto_banner-desc {
                font-size: 1.1rem;
            }
            
            .ai_auto_section-title {
                font-size: 2rem;
            }
        }