:root {
            --primary: #3b82f6;
            --primary-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #ec4899 100%);
            --secondary: #06b6d4;
            --dark: #0f172a;
            --light-bg: #f8fafc;
            --card-bg: #ffffff;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border-color: #e2e8f0;
            --accent: #f43f5e;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--light-bg);
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 统一容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 头部导航 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
            transition: var(--transition);
        }

        .nav-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .ai-page-logo {
            height: 40px;
            width: auto;
        }

        .logo-text {
            font-size: 1.25rem;
            font-weight: 800;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            gap: 20px;
            list-style: none;
        }

        .nav-menu a {
            text-decoration: none;
            color: var(--text-main);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
        }

        .nav-menu a:hover {
            color: var(--primary);
        }

        .nav-btn {
            background: var(--primary-gradient);
            color: #fff !important;
            padding: 8px 20px;
            border-radius: 50px;
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            border: none;
            background: transparent;
        }

        .nav-toggle span {
            width: 25px;
            height: 30px;
            height: 3px;
            background-color: var(--dark);
            border-radius: 3px;
            transition: var(--transition);
        }

        /* 响应式导航 */
        @media (max-width: 992px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: #fff;
                flex-direction: column;
                padding: 20px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 10px 15px rgba(0,0,0,0.05);
                gap: 15px;
                text-align: center;
            }
            
            .nav-menu.active {
                display: flex;
            }

            .nav-toggle {
                display: flex;
            }
        }

        /* 首屏区 Hero (无图片) */
        .hero-section {
            padding: 160px 0 100px;
            background: radial-gradient(circle at 90% 10%, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.05) 50%, rgba(255, 255, 255, 0) 100%);
            text-align: center;
            position: relative;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(59, 130, 246, 0.1);
            color: var(--primary);
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.875rem;
            margin-bottom: 24px;
            border: 1px solid rgba(59, 130, 246, 0.2);
        }

        .hero-title h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--dark);
            margin-bottom: 24px;
            letter-spacing: -0.02em;
        }

        .hero-title h1 span {
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            max-width: 800px;
            margin: 0 auto 40px;
            font-size: 1.25rem;
            color: var(--text-muted);
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 60px;
        }

        .btn {
            display: inline-block;
            padding: 14px 32px;
            border-radius: 50px;
            font-size: 1.05rem;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-primary {
            background: var(--primary-gradient);
            color: #fff;
            box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(59, 130, 246, 0.4);
        }

        .btn-outline {
            background: #fff;
            color: var(--dark);
            border: 2px solid var(--border-color);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        /* 统计卡片 (放置于首屏下方作为视觉填充) */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
            margin-top: 40px;
        }

        .stat-card {
            background: var(--card-bg);
            padding: 30px 20px;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.05);
        }

        .stat-card h3 {
            font-size: 2.25rem;
            font-weight: 800;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 8px;
        }

        .stat-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            font-weight: 500;
        }

        /* 通用区块样式 */
        section {
            padding: 100px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .section-title p {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 700px;
            margin: 0 auto;
        }

        /* 关于我们与平台介绍 */
        .about-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        @media (max-width: 768px) {
            .about-wrapper {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        .about-text h3 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--dark);
        }

        .about-text p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 1.05rem;
        }

        .about-features {
            list-style: none;
        }

        .about-features li {
            position: relative;
            padding-left: 30px;
            margin-bottom: 15px;
            font-weight: 500;
            color: var(--text-main);
        }

        .about-features li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--secondary);
            font-weight: 900;
            font-size: 1.2rem;
        }

        /* 全平台AIGC服务支持 */
        .model-cloud {
            background: #fff;
            padding: 40px;
            border-radius: 24px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 40px rgba(0,0,0,0.02);
        }

        .model-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .model-tag {
            padding: 10px 20px;
            background: var(--light-bg);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            transition: var(--transition);
        }

        .model-tag:hover {
            background: var(--primary-gradient);
            color: #fff;
            border-color: transparent;
            transform: scale(1.05);
        }

        /* 服务能力/解决方案卡片 */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: #fff;
            padding: 40px 30px;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.06);
            border-color: var(--primary);
        }

        .service-card-icon {
            width: 60px;
            height: 60px;
            background: rgba(59, 130, 246, 0.1);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.75rem;
            margin-bottom: 24px;
            color: var(--primary);
        }

        .service-card h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--dark);
        }

        .service-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* 流程步骤 */
        .process-flow {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
            position: relative;
        }

        .process-step {
            text-align: center;
            position: relative;
        }

        .step-num {
            width: 70px;
            height: 70px;
            background: var(--primary-gradient);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 800;
            margin: 0 auto 24px;
            box-shadow: 0 10px 20px rgba(59, 130, 246, 0.2);
        }

        .process-step h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--dark);
        }

        .process-step p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 对比评测 */
        .comparison-table-wrapper {
            overflow-x: auto;
            background: #fff;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
        }

        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 800px;
        }

        th, td {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-color);
        }

        th {
            background-color: var(--light-bg);
            font-weight: 700;
            color: var(--dark);
        }

        tr:last-child td {
            border-bottom: none;
        }

        .highlight-row {
            background-color: rgba(59, 130, 246, 0.02);
        }

        .rating-badge {
            display: inline-block;
            background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
            color: #fff;
            padding: 4px 12px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
        }

        /* Token 比价 */
        .token-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .token-card {
            background: #fff;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
            transition: var(--transition);
        }

        .token-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }

        .token-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
        }

        .token-name {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--dark);
        }

        .token-price {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent);
        }

        .token-price span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 案例展示 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .case-card {
            background: #fff;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
        }

        .case-img-holder {
            width: 100%;
            background: var(--light-bg);
            position: relative;
            overflow: hidden;
        }

        .case-img-holder img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            transition: var(--transition);
        }

        .case-card:hover .case-img-holder img {
            transform: scale(1.05);
        }

        .case-content {
            padding: 30px;
        }

        .case-tag {
            display: inline-block;
            background: rgba(6, 182, 212, 0.1);
            color: var(--secondary);
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 0.8rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .case-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--dark);
        }

        .case-content p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* 人工智能培训 */
        .training-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        @media (max-width: 768px) {
            .training-wrapper {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        .training-list {
            display: grid;
            gap: 20px;
        }

        .training-item {
            background: #fff;
            border: 1px solid var(--border-color);
            padding: 24px;
            border-radius: 16px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: var(--transition);
        }

        .training-item:hover {
            border-color: var(--primary);
            box-shadow: 0 10px 20px rgba(0,0,0,0.03);
        }

        .training-icon {
            font-size: 1.5rem;
            padding: 12px;
            background: rgba(139, 92, 246, 0.1);
            color: #8b5cf6;
            border-radius: 12px;
        }

        .training-info h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
        }

        .training-info p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 客户评论 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .review-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
            position: relative;
        }

        .review-quote {
            font-size: 2.5rem;
            color: rgba(59, 130, 246, 0.1);
            position: absolute;
            top: 20px;
            left: 20px;
            line-height: 1;
        }

        .review-content {
            position: relative;
            color: var(--text-main);
            margin-bottom: 24px;
            font-size: 0.95rem;
            z-index: 1;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .author-avatar {
            width: 48px;
            height: 48px;
            background: var(--primary-gradient);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
        }

        .author-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
        }

        .author-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* FAQ 折叠面板 */
        .faq-wrapper {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-header {
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
            background: #fff;
        }

        .faq-header h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            padding-right: 20px;
        }

        .faq-icon {
            font-size: 1.2rem;
            font-weight: 300;
            color: var(--text-muted);
            transition: transform 0.3s ease;
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
            background: var(--light-bg);
        }

        .faq-content {
            padding: 20px 24px;
            color: var(--text-muted);
            font-size: 0.95rem;
            border-top: 1px solid var(--border-color);
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

        .faq-item.active .faq-body {
            max-height: 1000px;
            transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
        }

        /* 知识库/资讯 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .news-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.02);
            transition: var(--transition);
        }

        .news-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }

        .news-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .news-card h3 a {
            color: var(--dark);
            text-decoration: none;
            transition: var(--transition);
        }

        .news-card h3 a:hover {
            color: var(--primary);
        }

        .news-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 16px;
        }

        .news-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: block;
        }

        /* 联系与表单 */
        .contact-wrapper {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 60px;
        }

        @media (max-width: 768px) {
            .contact-wrapper {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        .contact-info {
            background: #fff;
            padding: 40px;
            border-radius: 24px;
            border: 1px solid var(--border-color);
        }

        .contact-info h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 24px;
            color: var(--dark);
        }

        .contact-list {
            list-style: none;
            margin-bottom: 30px;
        }

        .contact-list li {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 20px;
            font-size: 1rem;
            color: var(--text-main);
        }

        .contact-list li strong {
            width: 100px;
            color: var(--text-muted);
        }

        .qr-codes {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
        }

        .qr-item {
            text-align: center;
        }

        .qr-item img {
            width: 130px;
            height: 130px;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 5px;
            background: #fff;
            margin-bottom: 8px;
        }

        .qr-item p {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-muted);
        }

        /* 表单样式 */
        .contact-form {
            background: #fff;
            padding: 40px;
            border-radius: 24px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--dark);
            font-size: 0.9rem;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 10px;
            background: var(--light-bg);
            font-family: inherit;
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
        }

        select.form-control {
            appearance: none;
            background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            background-size: 16px;
        }

        .btn-submit {
            width: 100%;
            border: none;
            font-family: inherit;
            margin-top: 10px;
        }

        /* 友情链接与页脚 */
        footer {
            background: var(--dark);
            color: #f1f5f9;
            padding: 80px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 60px;
            margin-bottom: 60px;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        .footer-about .ai-page-logo {
            
            margin-bottom: 20px;
        }

        .footer-about p {
            color: #94a3b8;
            font-size: 0.95rem;
            margin-bottom: 20px;
        }

        .footer-links h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
        }

        .footer-links ul {
            list-style: none;
        }

        .footer-links ul li {
            margin-bottom: 12px;
        }

        .footer-links ul li a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .footer-links ul li a:hover {
            color: #fff;
        }

        .friend-links-area {
            border-top: 1px solid #334155;
            padding-top: 30px;
            margin-bottom: 30px;
        }

        .friend-links-area h5 {
            font-size: 0.95rem;
            color: #94a3b8;
            margin-bottom: 15px;
        }

        .friend-links-wrapper {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }

        .friend-links-wrapper a {
            color: #64748b;
            text-decoration: none;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .friend-links-wrapper a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid #334155;
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 0.85rem;
            color: #64748b;
        }

        .footer-bottom a {
            color: #64748b;
            text-decoration: none;
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* 浮动客服及工具 */
        .floating-tools {
            position: fixed;
            bottom: 30px;
            right: 30px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            z-index: 999;
        }

        .tool-btn {
            width: 50px;
            height: 50px;
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            color: var(--text-main);
            position: relative;
        }

        .tool-btn:hover {
            transform: translateY(-3px);
            background: var(--primary-gradient);
            color: #fff;
            border-color: transparent;
        }

        .tool-tooltip {
            position: absolute;
            right: 60px;
            background: var(--dark);
            color: #fff;
            padding: 8px 12px;
            border-radius: 6px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
        }

        .tool-btn:hover .tool-tooltip {
            opacity: 1;
            visibility: visible;
        }

        /* 词条百科卡片 */
        .wiki-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
            margin-top: 40px;
        }

        .wiki-card {
            background: var(--light-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 20px;
            transition: var(--transition);
        }

        .wiki-card:hover {
            background: #fff;
            border-color: var(--secondary);
            box-shadow: 0 10px 20px rgba(0,0,0,0.03);
        }

        .wiki-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .wiki-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 自助排查样式 */
        .troubleshoot-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-top: 40px;
        }

        @media (max-width: 768px) {
            .troubleshoot-grid {
                grid-template-columns: 1fr;
            }
        }

        .troubleshoot-box {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 30px;
        }

        .troubleshoot-box h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .troubleshoot-list {
            list-style: none;
        }

        .troubleshoot-list li {
            padding: 12px 0;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.9rem;
            display: flex;
            justify-content: space-between;
            color: var(--text-main);
        }

        .troubleshoot-list li:last-child {
            border-bottom: none;
        }

        .troubleshoot-status {
            font-weight: 700;
            font-size: 0.8rem;
            padding: 2px 8px;
            border-radius: 4px;
        }

        .status-ok {
            background: rgba(16, 185, 129, 0.1);
            color: #10b981;
        }

        .status-info {
            background: rgba(59, 130, 246, 0.1);
            color: #3b82f6;
        }

        /* 隐藏锚点元素，防止跳转偏移 */
        .anchor {
            position: relative;
            top: -90px;
            display: block;
            height: 0;
            overflow: hidden;
        }