:root {
            --ai_auto-primary: #2C5E92;
            --ai_auto-secondary: #4F81BD;
            --ai_auto-accent1: #6B8E23;
            --ai_auto-accent2: #D4A017;
            --ai_auto-bg: #f8f9fa;
            --ai_auto-text: #333;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--ai_auto-bg);
            color: var(--ai_auto-text);
        }
        
        /* 野兽派风格元素 */
        .ai_auto_brutal {
            border: 3px solid var(--ai_auto-text) !important;
            box-shadow: 8px 8px 0 var(--ai_auto-text) !important;
            transition: all 0.3s ease;
        }
        
        .ai_auto_brutal:hover {
            transform: translate(-2px, -2px);
            box-shadow: 10px 10px 0 var(--ai_auto-text);
        }
        
        /* 导航栏样式 */
        #ai_auto_navbar {
            background-color: white;
            border-bottom: 3px solid var(--ai_auto-text);
            padding: 1rem 0;
        }
        
        .ai_auto_nav-link {
            font-weight: bold;
            color: var(--ai_auto-text) !important;
            padding: 0.5rem 1rem !important;
            margin: 0 0.2rem;
            border: 2px solid transparent;
            border-radius: 0;
            transition: all 0.3s;
        }
        
        .ai_auto_nav-link:hover {
            border-bottom: 2px solid var(--ai_auto-accent2);
            background-color: rgba(212, 160, 23, 0.1);
        }
        
        .ai_auto_search-btn {
            background-color: var(--ai_auto-primary);
            color: white;
            border: 2px solid var(--ai_auto-text);
            font-weight: bold;
        }
        
        /* Banner样式 */
        #ai_auto_banner {
            background: linear-gradient(135deg, var(--ai_auto-primary) 0%, var(--ai_auto-accent1) 100%);
            padding: 5rem 0;
            color: white;
            margin-bottom: 3rem;
            border-bottom: 3px solid var(--ai_auto-text);
        }
        
        .ai_auto_banner-search {
            max-width: 700px;
            margin: 2rem auto;
        }
        
        /* 文章板块通用样式 */
        #ai_auto_home-artice {
            margin: 4rem 0;
        }
        
        .ai_auto_section-title {
            position: relative;
            padding-bottom: 0.5rem;
            margin-bottom: 2rem;
            font-weight: 800;
            text-transform: uppercase;
            color: var(--ai_auto-primary);
        }
        
        .ai_auto_section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background-color: var(--ai_auto-accent2);
        }
        
        .ai_auto_article-card {
            margin-bottom: 2rem;
            background: white;
            overflow: hidden;
            height: 100%;
        }
        
        .ai_auto_article-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        
        .ai_auto_label {
            display: inline-block;
            background-color: var(--ai_auto-accent1);
            color: white;
            padding: 0.2rem 0.5rem;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
            font-size: 0.8rem;
            border-radius: 0;
            border: 1px solid var(--ai_auto-text);
        }
        
        .ai_auto_label:hover {
            background-color: var(--ai_auto-accent2);
            text-decoration: none;
        }
        
        .ai_auto_article-author {
            color: var(--ai_auto-secondary);
            font-weight: 600;
        }
        
        .ai_auto_article-date {
            color: #6c757d;
            font-size: 0.9rem;
        }
        
        /* 特色文章 - 杂志式排版 */
        #ai_auto_feature-article .ai_auto_feature-main {
            margin-bottom: 2rem;
        }
        
        #ai_auto_feature-article .ai_auto_feature-main-img {
            height: 400px;
        }
        
        #ai_auto_feature-article .ai_auto_feature-side {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
        }
        
        #ai_auto_feature-article .ai_auto_feature-side .ai_auto_article-card {
            margin-bottom: 0;
        }
        
        /* 最近文章 - 单列时间线卡片 */
        #ai_auto_last-article .ai_auto_timeline-card {
            position: relative;
            padding-left: 30px;
            border-left: 3px solid var(--ai_auto-accent2);
            margin-bottom: 2.5rem;
        }
        
        #ai_auto_last-article .ai_auto_date-badge {
            position: absolute;
            left: -15px;
            top: 0;
            background: var(--ai_auto-primary);
            color: white;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 0.8rem;
            border: 2px solid var(--ai_auto-text);
        }
        
        #ai_auto_last-article .ai_auto_timeline-content {
            display: flex;
        }
        
        #ai_auto_last-article .ai_auto_timeline-img {
            width: 200px;
            height: 150px;
            flex-shrink: 0;
            margin-right: 1.5rem;
        }
        
        /* 推荐文章 - 图文背景融合卡 */
        #ai_auto_recommend-article .ai_auto_fusion-card {
            position: relative;
            height: 300px;
            overflow: hidden;
            margin-bottom: 1.5rem;
        }
        
        #ai_auto_recommend-article .ai_auto_fusion-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        #ai_auto_recommend-article .ai_auto_fusion-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(44, 94, 146, 0.85);
            color: white;
            padding: 1.5rem;
            transform: translateY(100%);
            transition: transform 0.4s 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(1.05);
        }
        
        /* 订阅板块 */
        #ai_auto_subscribe {
            background-color: var(--ai_auto-accent1);
            padding: 4rem 0;
            color: white;
            border-top: 3px solid var(--ai_auto-text);
            border-bottom: 3px solid var(--ai_auto-text);
        }
        
        .ai_auto_subscribe-form {
            max-width: 600px;
            margin: 0 auto;
        }
        
        .ai_auto_subscribe-btn {
            background-color: var(--ai_auto-accent2);
            color: var(--ai_auto-text);
            font-weight: bold;
            border: 2px solid var(--ai_auto-text);
        }
        
        /* Footer样式 */
        #ai_auto_footer {
            background-color: var(--ai_auto-primary);
            color: white;
            padding: 3rem 0 0;
            border-top: 3px solid var(--ai_auto-text);
        }
        
        .ai_auto_footer-title {
            font-weight: bold;
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.5rem;
        }
        
        .ai_auto_footer-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background-color: var(--ai_auto-accent2);
        }
        
        .ai_auto_footer-link {
            display: block;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 0.8rem;
            text-decoration: none;
        }
        
        .ai_auto_footer-link:hover {
            color: white;
            text-decoration: underline;
        }
        
        #ai_auto_footer_copyright {
            background-color: rgba(0, 0, 0, 0.2);
            padding: 1.5rem 0;
            margin-top: 3rem;
            text-align: center;
        }
        
        /* 响应式调整 */
        @media (max-width: 992px) {
            #ai_auto_feature-article .ai_auto_feature-side {
                grid-template-columns: 1fr;
            }
            
            #ai_auto_last-article .ai_auto_timeline-content {
                flex-direction: column;
            }
            
            #ai_auto_last-article .ai_auto_timeline-img {
                width: 100%;
                height: 200px;
                margin-right: 0;
                margin-bottom: 1rem;
            }
        }
        
        @media (max-width: 768px) {
            .ai_auto_footer-col {
                margin-bottom: 2rem;
            }
        }