:root {
            --primary: #FACC15; /* 鲜黄 */
            --primary-hover: #EAB308;
            --primary-light: #FEF08A;
            --dark: #111827; /* 炭黑 */
            --dark-light: #1F2937;
            --gray-100: #F3F4F6;
            --gray-200: #E5E7EB;
            --gray-600: #4B5563;
            --gray-900: #111827;
            --white: #FFFFFF;
            --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: var(--font);
            scroll-behavior: smooth;
        }

        body {
            background-color: #FAFAFA;
            color: var(--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 20px;
        }

        /* 统一的区块间距 */
        section {
            padding: 80px 0;
            border-bottom: 1px solid var(--gray-200);
        }
        
        .section-bg-white {
            background-color: var(--white);
        }

        .section-bg-gray {
            background-color: var(--gray-100);
        }

        /* 统一的区块标题 */
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

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

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 10%;
            width: 80%;
            height: 4px;
            background-color: var(--primary);
            border-radius: 2px;
        }

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

        /* 按钮通用样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 700;
            font-size: 1rem;
            border-radius: 8px;
            border: 2px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--dark);
            border-color: var(--primary);
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-dark {
            background-color: var(--dark);
            color: var(--white);
            border-color: var(--dark);
        }

        .btn-dark:hover {
            background-color: var(--dark-light);
            border-color: var(--dark-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* 导航栏 */
        header {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--gray-200);
            box-shadow: var(--shadow-sm);
        }

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

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

        .logo-area img {
            height: 40px;
        }

        .logo-text {
            font-weight: 900;
            font-size: 1.4rem;
            color: var(--dark);
            letter-spacing: 0.5px;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            align-items: center;
        }

        .nav-menu a {
            color: var(--gray-900);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            padding: 8px 12px;
            border-radius: 4px;
        }

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

        /* 移动端菜单按钮 */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            cursor: pointer;
            border: none;
            background: transparent;
            padding: 4px;
        }

        .menu-toggle span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: var(--dark);
            transition: var(--transition);
        }

        /* 1. Hero 首屏 - 纯色+几何+文本排版 (绝对无图) */
        .hero {
            padding-top: 150px;
            padding-bottom: 100px;
            background: linear-gradient(135deg, #FFFDF0 0%, #FAFAFA 100%);
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--gray-200);
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -10%;
            right: -10%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(250,204,21,0.2) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            background-color: var(--primary);
            color: var(--dark);
            padding: 6px 16px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
            margin-bottom: 24px;
            display: inline-block;
            box-shadow: var(--shadow-sm);
        }

        .hero h1 {
            font-size: 3rem;
            line-height: 1.2;
            font-weight: 900;
            color: var(--dark);
            margin-bottom: 20px;
        }

        .hero-desc {
            font-size: 1.25rem;
            color: var(--gray-600);
            margin-bottom: 35px;
            max-width: 700px;
        }

        .hero-cta {
            display: flex;
            gap: 15px;
            margin-bottom: 40px;
        }

        /* 数据指标卡片 - 首屏下方集成 */
        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            width: 100%;
            margin-top: 40px;
        }

        .stat-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-bottom: 4px solid var(--primary);
            padding: 20px;
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 4px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--gray-600);
        }

        /* 2. 关于我们 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 50px;
            align-items: center;
        }

        .about-content h3 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--dark);
        }

        .about-content p {
            color: var(--gray-600);
            margin-bottom: 16px;
            font-size: 1.05rem;
        }

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

        .highlight-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .highlight-icon {
            background-color: var(--primary);
            color: var(--dark);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            flex-shrink: 0;
        }

        .highlight-text h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .highlight-text p {
            font-size: 0.88rem;
            margin-bottom: 0;
        }

        .about-feature-box {
            background-color: var(--dark);
            color: var(--white);
            padding: 40px;
            border-radius: 16px;
            border-left: 8px solid var(--primary);
        }

        .about-feature-box h4 {
            font-size: 1.4rem;
            color: var(--primary);
            margin-bottom: 15px;
        }

        /* 3. 全平台AIGC服务 */
        .service-platforms {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-top: 30px;
        }

        .platform-tag {
            background-color: var(--white);
            border: 1px solid var(--gray-200);
            padding: 8px 18px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--dark-light);
            transition: var(--transition);
        }

        .platform-tag:hover {
            border-color: var(--primary);
            background-color: var(--primary-light);
            transform: scale(1.05);
        }

        /* 4. 一站式AIGC制作 */
        .production-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .prod-card {
            background-color: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 12px;
            padding: 30px;
            transition: var(--transition);
            position: relative;
        }

        .prod-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: var(--shadow-lg);
        }

        .prod-icon {
            font-size: 2rem;
            margin-bottom: 20px;
            display: inline-block;
        }

        .prod-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .prod-card p {
            color: var(--gray-600);
            font-size: 0.95rem;
        }

        /* 5. 全行业解决方案 */
        .solution-tabs {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .sol-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            padding: 30px;
            border-radius: 12px;
            text-align: center;
            transition: var(--transition);
        }

        .sol-card:hover {
            background-color: var(--dark);
            color: var(--white);
        }

        .sol-card:hover p {
            color: var(--gray-200);
        }

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

        /* 6. 全国服务网络 */
        .network-box {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 16px;
            padding: 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .network-details h3 {
            font-size: 1.6rem;
            margin-bottom: 15px;
        }

        .network-list {
            list-style: none;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .network-list li {
            position: relative;
            padding-left: 20px;
            font-weight: 600;
        }

        .network-list li::before {
            content: '●';
            color: var(--primary);
            position: absolute;
            left: 0;
        }

        .network-visual {
            background: var(--dark);
            color: var(--white);
            padding: 30px;
            border-radius: 12px;
            text-align: center;
        }

        .network-visual .highlight-num {
            font-size: 3rem;
            font-weight: 900;
            color: var(--primary);
        }

        /* 7. 标准化AIGC流程 */
        .process-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .process-step {
            background: var(--white);
            border: 1px solid var(--gray-200);
            padding: 24px;
            border-radius: 12px;
            position: relative;
            text-align: center;
        }

        .step-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--primary);
            color: var(--dark);
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 15px auto;
        }

        /* 8. 技术标准 */
        .standards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .standard-card {
            background-color: var(--white);
            border: 1px solid var(--gray-200);
            padding: 30px;
            border-radius: 12px;
        }

        .standard-card h3 {
            margin-bottom: 12px;
            color: var(--dark);
            border-left: 4px solid var(--primary);
            padding-left: 10px;
        }

        /* 9. 客户案例中心 */
        .case-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 30px;
        }

        .case-main {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .case-img-container {
            width: 100%;
            background-color: var(--gray-100);
        }

        .case-img-container img {
            width: 100%;
            height: auto;
            display: block;
        }

        .case-content {
            padding: 30px;
        }

        .case-aside {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .case-side-item {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 12px;
            overflow: hidden;
            display: flex;
            gap: 15px;
        }

        .case-side-img {
            width: 120px;
            background-color: var(--gray-100);
            flex-shrink: 0;
        }

        .case-side-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .case-side-content {
            padding: 15px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .case-side-content h4 {
            font-size: 1rem;
            margin-bottom: 5px;
        }

        .case-side-content p {
            font-size: 0.85rem;
            color: var(--gray-600);
        }

        /* 10. 对比评测 */
        .evaluation-table-wrapper {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 16px;
            padding: 30px;
            box-shadow: var(--shadow-sm);
            overflow-x: auto;
        }

        .eval-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 2px solid var(--gray-200);
            padding-bottom: 20px;
            margin-bottom: 20px;
        }

        .eval-score-box {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .eval-stars {
            color: var(--primary-hover);
            font-size: 1.5rem;
        }

        .eval-score {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--dark);
        }

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

        .eval-table th, .eval-table td {
            padding: 15px;
            border-bottom: 1px solid var(--gray-200);
        }

        .eval-table th {
            background-color: var(--gray-100);
            font-weight: 700;
        }

        .highlight-row {
            background-color: rgba(250, 204, 21, 0.08);
            font-weight: 600;
        }

        /* 11. 智能需求匹配 (表单) */
        .matching-box {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 16px;
            padding: 40px;
            max-width: 800px;
            margin: 0 auto;
            box-shadow: var(--shadow-md);
        }

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

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .form-group-full {
            grid-column: span 2;
        }

        .form-group label {
            font-weight: 700;
            font-size: 0.95rem;
        }

        .form-group input, .form-group select, .form-group textarea {
            padding: 12px;
            border: 1px solid var(--gray-200);
            border-radius: 6px;
            background-color: var(--gray-100);
            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);
            background-color: var(--white);
        }

        /* 12. Token比价参考 */
        .token-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .token-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 12px;
            padding: 24px;
            transition: var(--transition);
        }

        .token-card:hover {
            border-color: var(--primary);
        }

        .token-model {
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 10px;
            border-bottom: 1px solid var(--gray-100);
            padding-bottom: 8px;
        }

        .token-price-list {
            list-style: none;
            font-size: 0.9rem;
        }

        .token-price-list li {
            display: flex;
            justify-content: space-between;
            padding: 6px 0;
        }

        /* 13 & 14. 培训业务 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .course-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .course-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
        }

        .course-badge {
            background: var(--dark);
            color: var(--primary);
            padding: 6px 12px;
            font-size: 0.8rem;
            font-weight: 700;
            display: inline-block;
        }

        .course-content {
            padding: 24px;
        }

        .course-content h3 {
            font-size: 1.2rem;
            margin: 10px 0;
        }

        .course-content p {
            font-size: 0.9rem;
            color: var(--gray-600);
        }

        /* 15 & 17 & 18. 帮助中心 / 自助排查 / 网站术语百科 */
        .help-layout {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
        }

        .glossary-box {
            background: var(--white);
            border: 1px solid var(--gray-200);
            padding: 30px;
            border-radius: 12px;
        }

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

        .glossary-list li {
            margin-bottom: 15px;
        }

        .glossary-list strong {
            display: block;
            color: var(--dark);
            margin-bottom: 2px;
        }

        .glossary-list span {
            font-size: 0.85rem;
            color: var(--gray-600);
        }

        .trouble-box {
            background: var(--white);
            border: 1px solid var(--gray-200);
            padding: 30px;
            border-radius: 12px;
        }

        .trouble-step {
            border-left: 2px solid var(--primary);
            padding-left: 15px;
            margin-bottom: 20px;
        }

        .trouble-step h4 {
            margin-bottom: 5px;
        }

        /* 16. 常见用户问题 FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 8px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-question {
            padding: 20px;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            padding: 0 20px;
            color: var(--gray-600);
            font-size: 0.95rem;
        }

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

        .faq-item.active .faq-answer {
            padding-bottom: 20px;
        }

        /* 客户评论卡片 (6条) */
        .reviews-section {
            background-color: var(--white);
        }

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

        .review-card {
            background: var(--gray-100);
            border-radius: 12px;
            padding: 24px;
            border-top: 4px solid var(--primary);
        }

        .review-stars {
            color: var(--primary-hover);
            margin-bottom: 10px;
        }

        .review-content {
            font-size: 0.95rem;
            color: var(--gray-600);
            margin-bottom: 15px;
        }

        .review-author {
            font-weight: 700;
            font-size: 0.9rem;
        }

        .review-role {
            font-size: 0.8rem;
            color: var(--gray-600);
        }

        /* 19. 行业资讯 / 知识库 */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
        }

        .article-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 8px;
            padding: 15px;
            font-size: 0.9rem;
            transition: var(--transition);
        }

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

        .article-card a {
            color: var(--dark);
            text-decoration: none;
            font-weight: 600;
        }

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

        /* 20. 联系我们 */
        .contact-container {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 50px;
        }

        .contact-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
        }

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

        .contact-methods li {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .contact-icon {
            background-color: var(--primary-light);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }

        .qr-gallery {
            display: flex;
            gap: 20px;
            margin-top: 20px;
        }

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

        .qr-item img {
            width: 120px;
            height: 120px;
            border: 1px solid var(--gray-200);
            border-radius: 8px;
            margin-bottom: 8px;
        }

        .qr-item span {
            font-size: 0.85rem;
            font-weight: 600;
        }

        /* 页脚 */
        footer {
            background-color: var(--dark);
            color: var(--white);
            padding: 60px 0 20px 0;
            border-top: 5px solid var(--primary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo img {
            height: 40px;
            margin-bottom: 15px;
        }

        .footer-about p {
            color: var(--gray-200);
            font-size: 0.9rem;
            max-width: 400px;
        }

        .footer-links h4 {
            color: var(--primary);
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

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

        .footer-links ul li {
            margin-bottom: 10px;
        }

        .footer-links ul li a {
            color: var(--gray-200);
            text-decoration: none;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-links ul li a:hover {
            color: var(--primary);
            padding-left: 5px;
        }

        .footer-bottom {
            border-top: 1px solid var(--dark-light);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: var(--gray-200);
        }

        .footer-bottom-links a {
            color: var(--gray-200);
            text-decoration: none;
            margin-left: 15px;
        }

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

        /* 浮动客服入口 */
        .float-widget {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-btn {
            background-color: var(--primary);
            color: var(--dark);
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-lg);
            cursor: pointer;
            transition: var(--transition);
            font-weight: 900;
            border: 2px solid var(--white);
            text-decoration: none;
        }

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

        .float-kefu-pop {
            display: none;
            position: absolute;
            bottom: 60px;
            right: 0;
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 12px;
            padding: 20px;
            box-shadow: var(--shadow-lg);
            text-align: center;
            width: 200px;
        }

        .float-kefu-pop img {
            width: 100%;
            height: auto;
            border-radius: 6px;
            margin-bottom: 8px;
        }

        .float-kefu-pop p {
            font-size: 0.8rem;
            font-weight: 700;
        }

        /* 响应式媒体查询 */
        @media (max-width: 1024px) {
            .about-grid, .network-box, .case-grid, .contact-container {
                grid-template-columns: 1fr;
            }
            .production-grid, .training-grid, .reviews-grid, .token-grid {
                grid-template-columns: 1fr 1fr;
            }
            .solution-tabs, .process-flow, .standards-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-stats {
                grid-template-columns: 1fr 1fr;
            }
            .articles-grid {
                grid-template-columns: 1fr 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background-color: var(--white);
                border-bottom: 1px solid var(--gray-200);
                padding: 20px;
                box-shadow: var(--shadow-md);
            }
            .nav-menu.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .production-grid, .training-grid, .reviews-grid, .token-grid, .solution-tabs, .process-flow, .standards-grid, .hero-stats {
                grid-template-columns: 1fr;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .form-group-full {
                grid-column: span 1;
            }
            .help-layout {
                grid-template-columns: 1fr;
            }
            .articles-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }