:root {
            --primary: #1a4b8c;
            --accent1: #4caf50;
            --accent2: #ff9800;
            --accent3: #9c27b0;
            --dark-bg: #0a0a23;
            --neon-blue: #0ff0fc;
            --neon-pink: #ff00ff;
            --text-light: #f8f9fa;
        }
        
        body {
            background: linear-gradient(135deg, #0a0a23 0%, #1a1a40 100%);
            color: var(--text-light);
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-attachment: fixed;
            overflow-x: hidden;
        }
        
        /* 霓虹灯效果 */
        .ai_auto_neon-border {
            position: relative;
            z-index: 1;
        }
        
        .ai_auto_neon-border::after {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            z-index: -1;
            background: linear-gradient(45deg, var(--neon-blue), var(--neon-pink), var(--accent1));
            border-radius: inherit;
            filter: blur(5px);
            opacity: 0.7;
        }
        
        /* 导航条 */
        #ai_auto_navbar {
            background: rgba(10, 10, 35, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(79, 192, 255, 0.3);
            padding: 15px 0;
        }
        
        .ai_auto_navbar-brand {
            color: var(--neon-blue);
            font-weight: 800;
            font-size: 1.8rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 0 10px rgba(0, 247, 255, 0.7);
        }
        
        .ai_auto_navbar-brand:hover {
            color: var(--neon-blue);
        }
        
        .ai_auto_nav-link {
            color: var(--text-light);
            font-weight: 500;
            margin: 0 12px;
            position: relative;
            padding: 5px 0;
        }
        
        .ai_auto_nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--neon-pink);
            transition: width 0.3s ease;
        }
        
        .ai_auto_nav-link:hover::after {
            width: 100%;
        }
        
        .ai_auto_search-form .form-control {
            background: rgba(30, 30, 60, 0.7);
            border: 1px solid rgba(79, 192, 255, 0.3);
            color: var(--text-light);
            border-radius: 30px;
            padding: 8px 20px;
        }
        
        .ai_auto_search-form .btn {
            background: transparent;
            color: var(--neon-blue);
            border: 1px solid var(--neon-blue);
            border-radius: 30px;
            padding: 8px 20px;
            transition: all 0.3s;
        }
        
        .ai_auto_search-form .btn:hover {
            background: var(--neon-blue);
            color: var(--dark-bg);
            box-shadow: 0 0 15px var(--neon-blue);
        }
        
        /* Banner区域 */
        #ai_auto_banner {
            background: url('https://images.unsplash.com/photo-1532094349884-543bc11b234d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center;
            background-size: cover;
            padding: 120px 0;
            position: relative;
            margin-top: 20px;
            border-radius: 20px;
            overflow: hidden;
        }
        
        #ai_auto_banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(45deg, rgba(26, 75, 140, 0.8), rgba(156, 39, 176, 0.7));
            z-index: 1;
        }
        
        .ai_auto_banner-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }
        
        .ai_auto_banner-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            text-shadow: 0 0 15px rgba(0, 0, 0, 0.7);
            color: var(--neon-blue);
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        
        .ai_auto_banner-info {
            font-size: 1.3rem;
            margin-bottom: 40px;
            color: var(--text-light);
            opacity: 0.9;
        }
        
        /* 文章区域 */
        #ai_auto_home-artice {
            padding: 80px 0;
        }
        
        .ai_auto_section-title {
            position: relative;
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 40px;
            padding-bottom: 15px;
            text-transform: uppercase;
            color: var(--neon-pink);
            letter-spacing: 1px;
        }
        
        .ai_auto_section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100px;
            height: 3px;
            background: linear-gradient(90deg, var(--neon-blue), var(--neon-pink));
            border-radius: 3px;
        }
        
        /* 特色文章 - 杂志式排版 */
        #ai_auto_feature-article .ai_auto_magazine-left {
            margin-bottom: 30px;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            transition: transform 0.3s;
            height: 100%;
        }
        
        #ai_auto_feature-article .ai_auto_magazine-left:hover {
            transform: translateY(-10px);
        }
        
        #ai_auto_feature-article .ai_auto_magazine-img {
            height: 100%;
            width: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        #ai_auto_feature-article .ai_auto_magazine-left:hover .ai_auto_magazine-img {
            transform: scale(1.05);
        }
        
        #ai_auto_feature-article .ai_auto_magazine-content {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(10, 10, 35, 0.95));
            padding: 30px;
        }
        
        #ai_auto_feature-article .ai_auto_magazine-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #ffffff;
        }
        
        #ai_auto_feature-article .ai_auto_magazine-right {
            margin-bottom: 30px;
        }
        
        #ai_auto_feature-article .ai_auto_magazine-card {
            background: rgba(30, 30, 60, 0.7);
            border-radius: 12px;
            overflow: hidden;
            height: 100%;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            transition: all 0.3s;
            border: 1px solid rgba(79, 192, 255, 0.2);
        }
        
        #ai_auto_feature-article .ai_auto_magazine-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 247, 255, 0.3);
            border-color: var(--neon-blue);
        }
        
        #ai_auto_feature-article .ai_auto_magazine-small-img {
            height: 180px;
            width: 100%;
            object-fit: cover;
        }
        
        #ai_auto_feature-article .ai_auto_magazine-card-body {
            padding: 20px;
        }
        
        #ai_auto_feature-article .ai_auto_magazine-card-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 10px;
            color: #fff;
        }
        
        /* 最近文章 - 瀑布流布局 */
        #ai_auto_last-article {
            margin-top: 80px;
        }
        
        .ai_auto_masonry-container {
            column-count: 3;
            column-gap: 30px;
        }
        
        .ai_auto_masonry-item {
            break-inside: avoid;
            margin-bottom: 30px;
            background: rgba(30, 30, 60, 0.7);
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            transition: all 0.3s;
            border: 1px solid rgba(79, 192, 255, 0.1);
        }
        
        .ai_auto_masonry-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(255, 0, 255, 0.3);
            border-color: var(--neon-pink);
        }
        
        .ai_auto_masonry-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        
        .ai_auto_masonry-body {
            padding: 20px;
        }
        
        .ai_auto_masonry-title {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 10px;
        }
        
        .ai_auto_masonry-desc {
            color: #ced4da;
            font-size: 0.95rem;
            margin-bottom: 15px;
        }
        
        .ai_auto_article-meta {
            display: flex;
            justify-content: space-between;
            font-size: 0.85rem;
            color: #adb5bd;
        }
        
        .ai_auto_article-labels {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 15px;
        }
        
        .ai_auto_label {
            background: rgba(156, 39, 176, 0.2);
            color: #e9c4f5;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            transition: all 0.3s;
            border: 1px solid rgba(156, 39, 176, 0.4);
        }
        
        .ai_auto_label:hover {
            background: rgba(156, 39, 176, 0.4);
            color: white;
        }
        
        /* 推荐文章 - 图文背景融合卡 */
        #ai_auto_recommend-article {
            margin-top: 80px;
        }
        
        .ai_auto_fusion-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 30px;
        }
        
        .ai_auto_fusion-card {
            border-radius: 15px;
            overflow: hidden;
            height: 320px;
            position: relative;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
            transition: all 0.4s;
        }
        
        .ai_auto_fusion-card:hover {
            transform: translateY(-10px) rotate(2deg);
            box-shadow: 0 15px 30px rgba(76, 175, 80, 0.4);
        }
        
        .ai_auto_fusion-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .ai_auto_fusion-card:hover .ai_auto_fusion-img {
            transform: scale(1.1);
        }
        
        .ai_auto_fusion-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(10, 10, 35, 0.95));
            padding: 25px;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.4s;
        }
        
        .ai_auto_fusion-card:hover .ai_auto_fusion-overlay {
            opacity: 1;
            transform: translateY(0);
        }
        
        .ai_auto_fusion-title {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: white;
        }
        
        .ai_auto_fusion-meta {
            display: flex;
            justify-content: space-between;
            font-size: 0.9rem;
            color: #ced4da;
        }
        
        /* 订阅区域 */
        #ai_auto_subscribe {
            background: linear-gradient(135deg, rgba(26, 75, 140, 0.2), rgba(156, 39, 176, 0.2));
            padding: 80px 0;
            border-radius: 20px;
            margin-bottom: 80px;
            border: 1px solid rgba(79, 192, 255, 0.2);
        }
        
        .ai_auto_subscribe-content {
            max-width: 700px;
            margin: 0 auto;
            text-align: center;
        }
        
        .ai_auto_subscribe-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--neon-blue);
            text-transform: uppercase;
        }
        
        .ai_auto_subscribe-info {
            font-size: 1.2rem;
            margin-bottom: 40px;
            opacity: 0.9;
        }
        
        .ai_auto_subscribe-form {
            display: flex;
            max-width: 500px;
            margin: 0 auto;
        }
        
        .ai_auto_subscribe-input {
            flex: 1;
            padding: 15px 20px;
            border: none;
            border-radius: 50px 0 0 50px;
            background: rgba(255, 255, 255, 0.1);
            color: white;
            font-size: 1rem;
        }
        
        .ai_auto_subscribe-input::placeholder {
            color: #adb5bd;
        }
        
        .ai_auto_subscribe-btn {
            background: var(--accent1);
            color: var(--dark-bg);
            border: none;
            padding: 0 30px;
            border-radius: 0 50px 50px 0;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .ai_auto_subscribe-btn:hover {
            background: #3d8b40;
            box-shadow: 0 0 15px rgba(76, 175, 80, 0.7);
        }
        
        /* Footer区域 */
        #ai_auto_footer {
            background: rgba(10, 10, 35, 0.95);
            border-top: 1px solid rgba(79, 192, 255, 0.2);
            padding-top: 60px;
        }
        
        .ai_auto_footer-column h5 {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 25px;
            color: var(--neon-blue);
            position: relative;
            padding-bottom: 10px;
        }
        
        .ai_auto_footer-column h5::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background: var(--neon-pink);
        }
        
        #ai_auto_footer_desc p {
            color: #ced4da;
            line-height: 1.7;
        }
        
        .ai_auto_footer-links {
            list-style: none;
            padding: 0;
        }
        
        .ai_auto_footer-links li {
            margin-bottom: 12px;
        }
        
        .ai_auto_footer-links a {
            color: #ced4da;
            text-decoration: none;
            transition: all 0.3s;
            display: inline-block;
        }
        
        .ai_auto_footer-links a:hover {
            color: var(--neon-blue);
            transform: translateX(5px);
        }
        
        .ai_auto_contact-info {
            color: #ced4da;
            line-height: 1.8;
        }
        
        .ai_auto_copyright {
            text-align: center;
            padding: 25px 0;
            margin-top: 50px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #adb5bd;
            font-size: 0.9rem;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .ai_auto_masonry-container {
                column-count: 2;
            }
            
            #ai_auto_banner {
                padding: 80px 0;
            }
            
            .ai_auto_banner-title {
                font-size: 2.8rem;
            }
        }
        
        @media (max-width: 768px) {
            .ai_auto_masonry-container {
                column-count: 1;
            }
            
            .ai_auto_fusion-grid {
                grid-template-columns: 1fr;
            }
            
            .ai_auto_banner-title {
                font-size: 2.2rem;
            }
            
            .ai_auto_subscribe-form {
                flex-direction: column;
            }
            
            .ai_auto_subscribe-input {
                border-radius: 50px;
                margin-bottom: 15px;
            }
            
            .ai_auto_subscribe-btn {
                border-radius: 50px;
                padding: 15px;
            }
        }