/* 变量定义：鲜黄耀眼风 */
        :root {
            --primary-color: #FFD300;     /* 耀眼黄 */
            --primary-hover: #E5BD00;
            --dark-color: #121212;        /* 深黑色 */
            --light-bg: #FAF9F5;          /* 暖米白 */
            --card-bg: #FFFFFF;
            --text-dark: #1E1E1E;         /* 深灰正文 */
            --text-muted: #666666;
            --border-color: #EAEAEA;
            --transition: all 0.3s ease;
        }

        /* 重置样式 */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--text-dark);
            background-color: var(--light-bg);
            line-height: 1.6;
        }

        body {
            overflow-x: hidden;
        }

        /* 统一布局容器 */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        section {
            padding: 80px 0;
        }

        /* 标题规范 */
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            color: var(--dark-color);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background-color: var(--primary-color);
            margin: 10px auto 0;
            border-radius: 2px;
        }

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

        /* 按钮样式 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 8px;
            transition: var(--transition);
            cursor: pointer;
            text-decoration: none;
            border: none;
        }

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

        .btn-primary:hover {
            background-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(255, 211, 0, 0.3);
        }

        .btn-outline {
            background-color: transparent;
            color: var(--primary-color);
            border: 2px solid var(--primary-color);
        }

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

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

        .btn-dark:hover {
            background-color: #222;
            transform: translateY(-2px);
        }

        /* 头部导航 */
        header {
            background-color: rgba(18, 18, 18, 0.95);
            backdrop-filter: blur(10px);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--primary-color);
        }

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

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

        .logo img {
            height: 40px;
            width: auto;
        }

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

        .nav-link {
            color: #FFFFFF;
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            padding: 5px 10px;
        }

        .nav-link:hover, .nav-link.active {
            color: var(--primary-color);
        }

        .nav-btn-box {
            display: flex;
            gap: 10px;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* 首页 Hero（首屏无图片） */
        .hero-section {
            background: linear-gradient(135deg, #121212 0%, #1e1e24 100%);
            color: #FFFFFF;
            padding: 150px 0 100px;
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        /* 科技网格背景特效 */
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background-image: linear-gradient(rgba(255, 211, 0, 0.05) 1px, transparent 1px),
                              linear-gradient(90deg, rgba(255, 211, 0, 0.05) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 20px;
            color: #FFFFFF;
        }

        .hero-content h1 span {
            color: var(--primary-color);
            background: linear-gradient(90deg, var(--primary-color), #FFF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-content p {
            font-size: 1.2rem;
            color: #CCCCCC;
            max-width: 800px;
            margin: 0 auto 35px;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

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

        .hero-tag {
            background-color: rgba(255, 211, 0, 0.1);
            border: 1px solid rgba(255, 211, 0, 0.3);
            color: var(--primary-color);
            padding: 6px 15px;
            border-radius: 20px;
            font-size: 0.85rem;
        }

        /* 数据指标卡片 */
        .stats-section {
            background-color: var(--card-bg);
            padding: 50px 0;
            box-shadow: 0 -10px 30px rgba(0,0,0,0.02);
            position: relative;
            z-index: 10;
            margin-top: -40px;
            border-radius: 12px;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            text-align: center;
        }

        .stat-card h3 {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--dark-color);
            margin-bottom: 5px;
        }

        .stat-card h3 span {
            color: var(--primary-color);
        }

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

        /* 关于我们 & 平台介绍 */
        .about-section {
            background-color: var(--light-bg);
        }

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

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

        .about-text p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 1rem;
        }

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

        .about-feature-item {
            background: var(--card-bg);
            padding: 20px;
            border-radius: 8px;
            border-left: 4px solid var(--primary-color);
            box-shadow: 0 4px 15px rgba(0,0,0,0.05);
        }

        .about-feature-item h4 {
            margin-bottom: 8px;
            font-size: 1.1rem;
        }

        .about-feature-item p {
            font-size: 0.9rem;
            margin: 0;
        }

        .about-img-box {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        /* 全平台AIGC服务与一站式制作 */
        .services-section {
            background-color: var(--card-bg);
        }

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

        .service-card {
            background-color: var(--light-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 35px 25px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 100%; height: 4px;
            background-color: transparent;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            border-color: var(--primary-color);
        }

        .service-card:hover::before {
            background-color: var(--primary-color);
        }

        .service-icon {
            font-size: 2.5rem;
            margin-bottom: 20px;
            display: inline-block;
        }

        .service-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: var(--dark-color);
        }

        .service-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 15px;
        }

        .service-models {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .service-models span {
            background-color: rgba(18, 18, 18, 0.05);
            font-size: 0.75rem;
            padding: 2px 8px;
            border-radius: 4px;
            color: var(--text-muted);
        }

        /* 支持模型聚合墙 */
        .models-wall {
            margin-top: 50px;
            text-align: center;
            background-color: var(--light-bg);
            padding: 30px;
            border-radius: 12px;
        }

        .models-wall h4 {
            margin-bottom: 20px;
            font-size: 1.1rem;
            color: var(--text-dark);
        }

        .models-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
        }

        .model-tag {
            background-color: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 6px 12px;
            border-radius: 6px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-dark);
            transition: var(--transition);
        }

        .model-tag:hover {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
        }

        /* 解决方案 & 服务网络 */
        .solutions-section {
            background-color: var(--light-bg);
        }

        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .solution-card {
            background-color: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,0,0,0.04);
            border: 1px solid var(--border-color);
        }

        .solution-body {
            padding: 30px;
        }

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

        .solution-body p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 15px;
        }

        .network-box {
            margin-top: 60px;
            background-color: var(--dark-color);
            color: #FFFFFF;
            padding: 40px;
            border-radius: 12px;
            border-left: 6px solid var(--primary-color);
        }

        .network-box h3 {
            color: var(--primary-color);
            margin-bottom: 15px;
        }

        /* 标准化流程 & 技术标准 */
        .process-section {
            background-color: var(--card-bg);
        }

        .process-flow {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            position: relative;
        }

        .process-step {
            text-align: center;
            background-color: var(--light-bg);
            padding: 30px 20px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

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

        .step-num {
            width: 50px;
            height: 50px;
            background-color: var(--primary-color);
            color: var(--dark-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            margin: 0 auto 20px;
        }

        .process-step h3 {
            font-size: 1.1rem;
            margin-bottom: 10px;
        }

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

        /* 对比评测 & Token 比价 */
        .comparison-section {
            background-color: var(--light-bg);
        }

        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
            margin-bottom: 50px;
        }

        .rating-box {
            background: var(--dark-color);
            color: #FFFFFF;
            padding: 40px;
            border-radius: 12px;
            text-align: center;
            border: 2px solid var(--primary-color);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .rating-num {
            font-size: 4rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
        }

        .rating-stars {
            color: var(--primary-color);
            font-size: 1.5rem;
            margin: 15px 0;
        }

        .comparison-table-wrapper {
            background: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,0,0,0.05);
        }

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

        th, td {
            padding: 15px 20px;
            border-bottom: 1px solid var(--border-color);
        }

        th {
            background-color: #F5F5F5;
            color: var(--dark-color);
            font-weight: 600;
        }

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

        .highlight-row {
            background-color: rgba(255, 211, 0, 0.05);
        }

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

        /* 培训业务 */
        .training-section {
            background-color: var(--card-bg);
        }

        .training-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .training-card {
            background: var(--light-bg);
            border-radius: 12px;
            padding: 30px;
            border-left: 5px solid var(--dark-color);
            transition: var(--transition);
        }

        .training-card:hover {
            border-left-color: var(--primary-color);
            transform: scale(1.02);
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }

        .training-card h3 {
            margin-bottom: 12px;
            color: var(--dark-color);
        }

        .training-card .meta {
            font-size: 0.85rem;
            color: var(--primary-hover);
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        /* 案例中心 & 宣传图 */
        .cases-section {
            background-color: var(--light-bg);
        }

        .cases-gallery {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin-bottom: 50px;
        }

        .case-item {
            background: var(--card-bg);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0,0,0,0.05);
        }

        .case-item img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .case-info {
            padding: 15px;
        }

        .case-info h4 {
            margin-bottom: 5px;
        }

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

        /* 6条用户评论 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .review-card {
            background-color: var(--card-bg);
            padding: 25px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            box-shadow: 0 4px 15px rgba(0,0,0,0.02);
        }

        .review-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 15px;
        }

        .reviewer-info h4 {
            font-size: 1rem;
            margin-bottom: 2px;
        }

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

        .review-stars {
            color: var(--primary-color);
        }

        .review-text {
            font-size: 0.9rem;
            color: var(--text-dark);
            font-style: italic;
        }

        /* 加盟代理 */
        .agent-section {
            background-color: var(--dark-color);
            color: #FFFFFF;
        }

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

        .agent-text h3 {
            font-size: 2rem;
            color: var(--primary-color);
            margin-bottom: 25px;
        }

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

        .agent-benefits li {
            margin-bottom: 15px;
            position: relative;
            padding-left: 25px;
        }

        .agent-benefits li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary-color);
            font-weight: bold;
        }

        /* 帮助中心 & FAQ & 自助排查 & 百科 */
        .faq-section {
            background-color: var(--card-bg);
        }

        .faq-wrapper {
            max-width: 800px;
            margin: 0 auto 50px;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-color);
            padding: 15px 0;
        }

        .faq-question {
            font-size: 1.1rem;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            padding: 10px 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            color: var(--text-muted);
            font-size: 0.95rem;
            padding-left: 5px;
        }

        .faq-toggle-icon {
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            margin-top: 10px;
        }

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

        /* 故障排查与百科 */
        .troubleshoot-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-top: 40px;
        }

        .ts-box {
            background: var(--light-bg);
            padding: 30px;
            border-radius: 12px;
            border: 1px dashed var(--border-color);
        }

        .ts-box h3 {
            margin-bottom: 15px;
            color: var(--dark-color);
        }

        .ts-list, .wiki-list {
            list-style: none;
        }

        .ts-list li, .wiki-list li {
            margin-bottom: 10px;
            font-size: 0.9rem;
        }

        .ts-list li strong, .wiki-list li strong {
            color: var(--dark-color);
        }

        /* 行业资讯 / 知识库 */
        .blog-section {
            background-color: var(--light-bg);
        }

        .blog-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .blog-card {
            background: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0,0,0,0.04);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .blog-card:hover {
            transform: translateY(-5px);
        }

        .blog-body {
            padding: 25px;
        }

        .blog-body h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
        }

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

        .blog-body h3 a:hover {
            color: var(--primary-hover);
        }

        .blog-body p {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin-bottom: 15px;
        }

        /* 联系我们 & 需求匹配表单 */
        .contact-section {
            background-color: var(--card-bg);
        }

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

        .contact-info-box {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .contact-details {
            margin-bottom: 30px;
        }

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

        .contact-item {
            margin-bottom: 15px;
            font-size: 1rem;
        }

        .contact-item strong {
            display: inline-block;
            width: 80px;
        }

        .qr-codes {
            display: flex;
            gap: 30px;
            margin-top: 20px;
        }

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

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

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

        /* 表单样式 */
        .form-box {
            background-color: var(--light-bg);
            padding: 40px;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.05);
            border: 1px solid var(--border-color);
        }

        .form-box h3 {
            margin-bottom: 25px;
            font-size: 1.4rem;
        }

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

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            font-size: 0.9rem;
        }

        .form-control {
            width: 100%;
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            background-color: #FFFFFF;
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(255, 211, 0, 0.2);
        }

        /* 页脚 */
        footer {
            background-color: var(--dark-color);
            color: #FFFFFF;
            padding: 60px 0 20px;
            border-top: 4px solid var(--primary-color);
        }

        .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: #AAAAAA;
            font-size: 0.9rem;
            max-width: 400px;
        }

        .footer-links h4 {
            color: var(--primary-color);
            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: #CCCCCC;
            text-decoration: none;
            font-size: 0.9rem;
            transition: var(--transition);
        }

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

        /* 友情链接专用区域 */
        .friend-links-section {
            border-top: 1px solid #333;
            padding-top: 25px;
            margin-top: 25px;
        }

        .friend-links-section h5 {
            color: #888888;
            font-size: 0.85rem;
            margin-bottom: 12px;
        }

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

        .friend-links-list a {
            color: #888888;
            text-decoration: none;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .friend-links-list a:hover {
            color: var(--primary-color);
        }

        .footer-bottom {
            border-top: 1px solid #222;
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: #666666;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }

        .footer-bottom a {
            color: #666666;
            text-decoration: none;
        }

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

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

        .float-btn {
            width: 50px;
            height: 50px;
            background-color: var(--primary-color);
            color: var(--dark-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(0,0,0,0.15);
            text-decoration: none;
            font-size: 1.5rem;
            transition: var(--transition);
            position: relative;
        }

        .float-btn:hover {
            transform: scale(1.1);
            background-color: var(--primary-hover);
        }

        .float-qr-hover {
            position: absolute;
            right: 60px;
            bottom: 0;
            background-color: #FFFFFF;
            padding: 10px;
            border-radius: 8px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            border: 1px solid var(--border-color);
            display: none;
            text-align: center;
        }

        .float-qr-hover img {
            width: 120px;
            height: 120px;
        }

        .float-qr-hover p {
            font-size: 0.75rem;
            color: var(--text-dark);
            margin-top: 5px;
        }

        .float-btn:hover .float-qr-hover {
            display: block;
        }

        /* 响应式媒体查询 */
        @media (max-width: 992px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background-color: var(--dark-color);
                flex-direction: column;
                padding: 20px;
                gap: 15px;
                border-bottom: 2px solid var(--primary-color);
            }

            .nav-menu.active {
                display: flex;
            }

            .nav-toggle {
                display: block;
            }

            .about-grid, .comparison-grid, .agent-grid, .contact-grid {
                grid-template-columns: 1fr;
            }

            .hero-content h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 600px) {
            .hero-buttons {
                flex-direction: column;
            }

            .qr-codes {
                flex-direction: column;
                align-items: center;
            }

            .footer-grid {
                grid-template-columns: 1fr;
            }
        }