/* 样式重置与全局定义 */
        :root {
            --primary: #7C3AED;       /* 亮紫 */
            --primary-light: #A78BFA; /* 浅紫 */
            --primary-dark: #5B21B6;  /* 深紫 */
            --accent: #EC4899;        /* 绚烂粉 */
            --neutral-dark: #1E1B4B;  /* 极深蓝紫 */
            --neutral-light: #F9FAFB; /* 浅灰白 */
            --neutral-body: #4B5563;  /* 灰字 */
            --card-bg: #FFFFFF;
            --gradient: linear-gradient(135deg, #7C3AED 0%, #EC4899 100%);
            --gradient-soft: linear-gradient(135deg, #F5F3FF 0%, #FDF2F8 100%);
            --shadow: 0 10px 35px -5px rgba(124, 58, 237, 0.1), 0 5px 15px -5px rgba(236, 72, 153, 0.05);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: #F8F6FC;
            color: var(--neutral-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 统一外层居中容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: 90px 0;
            position: relative;
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 2.25rem;
            color: var(--neutral-dark);
            margin-bottom: 12px;
            font-weight: 800;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: var(--gradient);
            border-radius: 2px;
        }

        .section-header p {
            color: var(--neutral-body);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: var(--gradient);
            color: #FFFFFF;
            box-shadow: 0 4px 15px rgba(124, 58, 237, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(124, 58, 237, 0.6);
        }

        .btn-secondary {
            background: #FFFFFF;
            color: var(--primary);
            border: 2px solid var(--primary-light);
        }

        .btn-secondary:hover {
            background: var(--primary-light);
            color: #FFFFFF;
            transform: translateY(-2px);
        }

        /* 顶部导航 */
        header {
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            border-bottom: 1px solid rgba(124, 58, 237, 0.1);
            transition: var(--transition);
        }

        header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
        }

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

        .logo-wrapper {
            display: flex;
            align-items: center;
        }

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
        }

        .nav-links a {
            color: var(--neutral-dark);
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            padding: 6px 12px;
            border-radius: 6px;
        }

        .nav-links a:hover, .nav-links a.active {
            color: var(--primary);
            background-color: rgba(124, 58, 237, 0.05);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 6px;
            background: none;
            border: none;
            cursor: pointer;
            z-index: 1100;
        }

        .hamburger span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: var(--neutral-dark);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* 1. 首页 (Hero) */
        #home {
            padding: 150px 0 100px;
            background: radial-gradient(circle at 80% 20%, rgba(236, 72, 153, 0.1) 0%, rgba(124, 58, 237, 0.05) 50%, rgba(248, 246, 2FC, 1) 100%);
            display: flex;
            align-items: center;
            min-height: 90vh;
        }

        .hero-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            position: relative;
        }

        /* 严禁出现图片占位，完全用科技感卡片与CSS渐变呈现 */
        .hero-badge {
            background: rgba(124, 58, 237, 0.1);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 24px;
            border: 1px solid rgba(124, 58, 237, 0.2);
            letter-spacing: 1px;
            animation: pulse 2s infinite;
        }

        .hero-title {
            font-size: 3.5rem;
            line-height: 1.25;
            font-weight: 900;
            color: var(--neutral-dark);
            margin-bottom: 24px;
            letter-spacing: -1px;
        }

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

        .hero-desc {
            font-size: 1.25rem;
            color: var(--neutral-body);
            max-width: 800px;
            margin-bottom: 40px;
        }

        .hero-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            margin-bottom: 60px;
        }

        /* 数据指标卡片（并列展示在Hero下方） */
        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            width: 100%;
            margin-top: 20px;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.6);
            border-radius: 16px;
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

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

        .stat-card h3 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .stat-card p {
            font-size: 0.9rem;
            color: var(--neutral-body);
        }

        /* 2. 关于我们 */
        #about {
            background-color: #FFFFFF;
        }

        .about-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 1.75rem;
            margin-bottom: 20px;
            font-weight: 700;
        }

        .about-text p {
            color: var(--neutral-body);
            margin-bottom: 20px;
            font-size: 1.05rem;
            line-height: 1.8;
        }

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

        .about-features li {
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 500;
        }

        .about-features li::before {
            content: '✓';
            color: var(--accent);
            font-weight: 800;
        }

        .about-img-box {
            position: relative;
        }

        .about-img-box img {
            border-radius: 20px;
            box-shadow: var(--shadow);
            width: 100%;
        }

        /* 3. 全平台AIGC服务 */
        #services {
            background-color: var(--neutral-light);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            background-color: var(--card-bg);
            border-radius: 20px;
            padding: 35px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid rgba(124, 58, 237, 0.05);
        }

        .service-card:hover {
            transform: translateY(-8px);
            border-color: var(--primary-light);
        }

        .service-icon {
            width: 60px;
            height: 60px;
            background: var(--gradient-soft);
            border-radius: 14px;
            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;
            margin-bottom: 12px;
            font-weight: 700;
        }

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

        /* 支持模型滚动墙 */
        .model-wall {
            margin-top: 50px;
            overflow: hidden;
            background: #FFFFFF;
            padding: 20px;
            border-radius: 12px;
            box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.02);
            border: 1px solid rgba(124, 58, 237, 0.05);
        }

        .model-track {
            display: flex;
            gap: 20px;
            width: max-content;
            animation: scroll 40s linear infinite;
        }

        .model-tag {
            padding: 8px 18px;
            background: var(--neutral-light);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--neutral-dark);
            border: 1px solid rgba(0,0,0,0.05);
        }

        /* 4. 一站式AIGC制作 */
        #production {
            background-color: #FFFFFF;
        }

        .production-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .prod-image {
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .prod-image img {
            width: 100%;
            display: block;
        }

        .prod-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .prod-item {
            display: flex;
            gap: 20px;
        }

        .prod-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary-light);
            line-height: 1;
        }

        .prod-content h3 {
            font-size: 1.15rem;
            margin-bottom: 6px;
        }

        .prod-content p {
            color: var(--neutral-body);
            font-size: 0.95rem;
        }

        /* 5. 全行业解决方案 */
        #solutions {
            background-color: var(--neutral-light);
        }

        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .solution-card {
            background: #FFFFFF;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .solution-card:hover {
            transform: translateY(-6px);
        }

        .solution-body {
            padding: 24px;
        }

        .solution-body h3 {
            font-size: 1.25rem;
            margin-bottom: 12px;
            font-weight: 700;
        }

        .solution-body p {
            color: var(--neutral-body);
            font-size: 0.95rem;
        }

        /* 6. 全国服务网络 */
        #network {
            background-color: #FFFFFF;
        }

        .network-box {
            background: var(--gradient-soft);
            border-radius: 24px;
            padding: 50px;
            text-align: center;
            border: 1px solid rgba(124, 58, 237, 0.1);
        }

        .network-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-top: 40px;
        }

        .network-item h4 {
            font-size: 1.15rem;
            color: var(--primary-dark);
            margin-bottom: 8px;
        }

        .network-item p {
            font-size: 0.9rem;
            color: var(--neutral-body);
        }

        /* 7. 标准化AIGC流程 */
        #process {
            background-color: var(--neutral-light);
        }

        .steps-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .step-card {
            background: #FFFFFF;
            padding: 30px 24px;
            border-radius: 16px;
            text-align: center;
            box-shadow: var(--shadow);
            z-index: 2;
            position: relative;
        }

        .step-num {
            width: 45px;
            height: 45px;
            background: var(--gradient);
            color: #FFFFFF;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            margin: 0 auto 20px;
        }

        .step-card h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 0.9rem;
            color: var(--neutral-body);
        }

        /* 8. 技术标准 */
        #standards {
            background-color: #FFFFFF;
        }

        .standards-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .std-card {
            padding: 30px;
            border-radius: 16px;
            background: var(--neutral-light);
            border-left: 5px solid var(--primary);
        }

        .std-card h3 {
            margin-bottom: 10px;
            font-size: 1.25rem;
        }

        .std-card p {
            color: var(--neutral-body);
        }

        /* 9. 客户案例中心 */
        #portfolio {
            background-color: var(--neutral-light);
        }

        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .portfolio-card {
            background: #FFFFFF;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .portfolio-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            display: block;
        }

        .portfolio-info {
            padding: 24px;
        }

        .portfolio-tag {
            display: inline-block;
            background: rgba(124, 58, 237, 0.08);
            color: var(--primary);
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .portfolio-info h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
        }

        .portfolio-info p {
            color: var(--neutral-body);
            font-size: 0.9rem;
        }

        /* 10. 对比评测 */
        #evaluation {
            background-color: #FFFFFF;
        }

        .eval-box {
            background: var(--gradient-soft);
            border-radius: 24px;
            padding: 45px;
            border: 1px solid rgba(124, 58, 237, 0.1);
        }

        .eval-header-flex {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid rgba(124, 58, 237, 0.1);
            padding-bottom: 24px;
            margin-bottom: 30px;
        }

        .eval-score h4 {
            font-size: 1.5rem;
            color: var(--primary-dark);
        }

        .eval-stars {
            font-size: 2rem;
            color: #F59E0B; /* 炫目橙 */
        }

        .eval-num {
            font-size: 3rem;
            font-weight: 900;
            color: var(--accent);
        }

        .eval-table-wrapper {
            overflow-x: auto;
        }

        .eval-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }

        .eval-table th, .eval-table td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }

        .eval-table th {
            font-weight: 700;
            background-color: rgba(124, 58, 237, 0.05);
        }

        .eval-table td.strong {
            font-weight: 600;
            color: var(--primary);
        }

        /* 11. 智能需求匹配与表单 */
        #smart-match {
            background-color: var(--neutral-light);
        }

        .match-container {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 50px;
            background: #FFFFFF;
            border-radius: 24px;
            padding: 50px;
            box-shadow: var(--shadow);
        }

        .match-info h3 {
            font-size: 1.75rem;
            margin-bottom: 20px;
        }

        .match-info p {
            color: var(--neutral-body);
            margin-bottom: 30px;
        }

        .match-benefits {
            list-style: none;
        }

        .match-benefits li {
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 500;
        }

        .match-benefits li::before {
            content: '⭐';
        }

        .match-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .form-group label {
            font-weight: 600;
            font-size: 0.9rem;
        }

        .form-group input, .form-group select, .form-group textarea {
            padding: 12px 16px;
            border: 1px solid rgba(0, 0, 0, 0.1);
            border-radius: 8px;
            font-size: 0.95rem;
            outline: none;
            transition: var(--transition);
        }

        .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
        }

        /* 12. Token比价参考 */
        #token-pricing {
            background-color: #FFFFFF;
        }

        .token-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .token-card {
            border: 1px solid rgba(0, 0, 0, 0.05);
            border-radius: 16px;
            padding: 30px;
            text-align: center;
            background: #FFFFFF;
            transition: var(--transition);
        }

        .token-card.popular {
            border-color: var(--primary);
            box-shadow: var(--shadow);
            position: relative;
        }

        .token-card.popular::before {
            content: '推荐';
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--accent);
            color: #FFFFFF;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 2px 10px;
            border-radius: 10px;
        }

        .token-card h3 {
            font-size: 1.35rem;
            margin-bottom: 12px;
        }

        .token-price {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--primary);
            margin: 20px 0;
        }

        .token-price span {
            font-size: 0.9rem;
            color: var(--neutral-body);
        }

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

        .token-list li {
            padding: 8px 0;
            border-bottom: 1px dashed rgba(0,0,0,0.05);
            font-size: 0.9rem;
            color: var(--neutral-body);
        }

        /* 13. 职业技术培训 & 14. 人工智能培训 */
        #training {
            background-color: var(--neutral-light);
        }

        .training-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .training-card {
            background: #FFFFFF;
            border-radius: 20px;
            padding: 40px;
            box-shadow: var(--shadow);
        }

        .training-card h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            border-bottom: 2px solid rgba(124, 58, 237, 0.1);
            padding-bottom: 15px;
        }

        .course-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .course-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .course-info h4 {
            font-size: 1.05rem;
            font-weight: 700;
        }

        .course-info p {
            font-size: 0.85rem;
            color: var(--neutral-body);
        }

        .course-badge {
            background-color: rgba(236, 72, 153, 0.1);
            color: var(--accent);
            font-size: 0.8rem;
            padding: 4px 10px;
            border-radius: 6px;
            font-weight: 600;
        }

        /* 15. 帮助中心 & 16. FAQ & 17. 自助排查 */
        #faq-section {
            background-color: #FFFFFF;
        }

        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .faq-item {
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            padding: 16px 0;
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            text-align: left;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--neutral-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            outline: none;
        }

        .faq-question::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--primary);
            transition: var(--transition);
        }

        .faq-question.active::after {
            content: '−';
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            color: var(--neutral-body);
            font-size: 0.95rem;
            margin-top: 0;
        }

        .faq-answer p {
            padding: 10px 0;
        }

        /* 18. AI术语百科 */
        #glossary {
            background-color: var(--neutral-light);
        }

        .glossary-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .glossary-card {
            background: #FFFFFF;
            padding: 24px;
            border-radius: 12px;
            border: 1px solid rgba(124, 58, 237, 0.05);
        }

        .glossary-card h3 {
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .glossary-card p {
            font-size: 0.9rem;
            color: var(--neutral-body);
        }

        /* 19. 行业资讯 / 知识库 */
        #news {
            background-color: #FFFFFF;
        }

        .articles-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .article-card {
            background: var(--neutral-light);
            border-radius: 16px;
            padding: 30px;
            transition: var(--transition);
        }

        .article-card:hover {
            background: #FFFFFF;
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }

        .article-meta {
            font-size: 0.8rem;
            color: var(--neutral-body);
            margin-bottom: 10px;
            display: flex;
            gap: 15px;
        }

        .article-card h3 {
            font-size: 1.25rem;
            margin-bottom: 12px;
        }

        .article-card p {
            color: var(--neutral-body);
            font-size: 0.95rem;
            margin-bottom: 16px;
        }

        .article-link {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
        }

        /* 用户评论区 (6 条) */
        #testimonials {
            background-color: var(--neutral-light);
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .testi-card {
            background: #FFFFFF;
            border-radius: 20px;
            padding: 30px;
            box-shadow: var(--shadow);
        }

        .testi-user {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

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

        .testi-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
        }

        .testi-info p {
            font-size: 0.75rem;
            color: var(--neutral-body);
        }

        .testi-content {
            color: var(--neutral-body);
            font-size: 0.9rem;
            font-style: italic;
        }

        /* 20. 联系我们 & 21. 加盟代理 */
        #contact {
            background-color: #FFFFFF;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 50px;
        }

        .contact-details {
            background: var(--neutral-light);
            border-radius: 24px;
            padding: 40px;
        }

        .contact-details h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
        }

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

        .contact-list li {
            margin-bottom: 16px;
            font-size: 1rem;
            color: var(--neutral-dark);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .qr-area {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 30px;
        }

        .qr-card {
            text-align: center;
            background: #FFFFFF;
            padding: 20px;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
        }

        .qr-card img {
            width: 120px;
            height: 120px;
            margin-bottom: 10px;
        }

        .qr-card p {
            font-size: 0.85rem;
            font-weight: 600;
        }

        .agent-card {
            background: var(--gradient-soft);
            border-radius: 24px;
            padding: 40px;
            border: 1px solid rgba(124, 58, 237, 0.1);
        }

        .agent-card h3 {
            font-size: 1.5rem;
            color: var(--primary-dark);
            margin-bottom: 15px;
        }

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

        .agent-list li {
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 0.95rem;
        }

        .agent-list li::before {
            content: '⭐';
            font-size: 0.9rem;
        }

        /* 页脚与友情链接 */
        footer {
            background-color: var(--neutral-dark);
            color: #FFFFFF;
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr repeat(3, 1fr);
            gap: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding-bottom: 40px;
            margin-bottom: 30px;
        }

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

        .footer-info p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            margin-bottom: 10px;
        }

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

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--accent);
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        /* 友情链接专区 */
        .friend-links {
            margin-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 20px;
        }

        .friend-links h5 {
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 12px;
            font-size: 0.85rem;
        }

        .friend-links-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
        }

        .friend-links-list a {
            color: rgba(255, 255, 255, 0.4);
            text-decoration: none;
            font-size: 0.8rem;
            transition: var(--transition);
        }

        .friend-links-list a:hover {
            color: #FFFFFF;
        }

        /* 悬浮客服 */
        .sticky-contact {
            position: fixed;
            right: 24px;
            bottom: 24px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .sticky-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--gradient);
            box-shadow: 0 4px 20px rgba(124, 58, 237, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
        }

        .sticky-btn:hover {
            transform: scale(1.1);
        }

        .sticky-btn .tooltip {
            position: absolute;
            right: 60px;
            top: 50%;
            transform: translateY(-50%) translateX(10px);
            background: var(--neutral-dark);
            color: #FFFFFF;
            padding: 8px 12px;
            border-radius: 6px;
            font-size: 0.8rem;
            white-space: nowrap;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }

        .sticky-btn:hover .tooltip {
            opacity: 1;
            visibility: visible;
            transform: translateY(-50%) translateX(0);
        }

        /* 弹窗样式 */
        .modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 2000;
        }

        .modal.active {
            display: flex;
        }

        .modal-card {
            background: #FFFFFF;
            padding: 30px;
            border-radius: 20px;
            max-width: 400px;
            width: 90%;
            text-align: center;
            box-shadow: var(--shadow);
            position: relative;
        }

        .modal-card img {
            width: 180px;
            height: 180px;
            margin: 20px auto;
        }

        .modal-close {
            position: absolute;
            top: 15px;
            right: 15px;
            font-size: 1.5rem;
            background: none;
            border: none;
            cursor: pointer;
            color: var(--neutral-body);
        }

        /* 动画定义 */
        @keyframes pulse {
            0% {
                transform: scale(1);
                box-shadow: 0 0 0 0 rgba(124, 58, 237, 0.4);
            }
            70% {
                transform: scale(1.03);
                box-shadow: 0 0 0 8px rgba(124, 58, 237, 0);
            }
            100% {
                transform: scale(1);
                box-shadow: 0 0 0 0 rgba(124, 58, 237, 0);
            }
        }

        @keyframes scroll {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-50%);
            }
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.75rem;
            }
            .hero-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            .about-grid, .production-grid, .contact-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .solutions-grid, .portfolio-grid, .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background-color: #FFFFFF;
                border-bottom: 1px solid rgba(124, 58, 237, 0.1);
                padding: 20px 24px;
                box-shadow: 0 10px 15px rgba(0, 0, 0, 0.05);
                gap: 15px;
            }
            .nav-links.active {
                display: flex;
            }
            .hamburger {
                display: flex;
            }
            .hero-title {
                font-size: 2.25rem;
            }
            .hero-btns {
                flex-direction: column;
                width: 100%;
            }
            .btn {
                width: 100%;
            }
            .solutions-grid, .portfolio-grid, .testimonials-grid, .token-grid, .training-grid, .faq-grid, .glossary-grid, .articles-grid {
                grid-template-columns: 1fr;
            }
            .steps-container {
                grid-template-columns: 1fr;
            }
            .network-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .match-container {
                grid-template-columns: 1fr;
                padding: 24px;
            }
            .form-row {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }