/* 基础变量与撞色主题设计 */
        :root {
            --primary: #2563eb;       /* 科技深蓝 */
            --secondary: #f97316;     /* 活力艳橙 */
            --accent: #8b5cf6;        /* 霓虹亮紫 */
            --dark: #0f172a;          /* 极深蓝黑 */
            --light-bg: #f8fafc;      /* 浅灰白底 */
            --text-main: #1e293b;     /* 主文本色 */
            --text-muted: #64748b;    /* 次级文本 */
            --border-color: #e2e8f0;  /* 边框色 */
            --glow-primary: rgba(37, 99, 235, 0.15);
            --glow-secondary: rgba(249, 115, 22, 0.15);
        }

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

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

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

        /* 导航栏 */
        header {
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            transition: all 0.3s ease;
        }

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

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

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

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

        .nav-menu a {
            text-decoration: none;
            color: var(--text-main);
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.3s;
        }

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .btn-visit {
            background-color: var(--dark);
            color: #ffffff;
            padding: 8px 18px;
            border-radius: 6px;
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 600;
            transition: all 0.3s;
            border: 2px solid var(--dark);
        }

        .btn-visit:hover {
            background-color: transparent;
            color: var(--dark);
        }

        /* 移动端菜单按钮 */
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--dark);
        }

        /* Hero首屏 - 严禁使用任何图片 */
        .hero {
            padding-top: 140px;
            padding-bottom: 80px;
            background: radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.08), transparent 40%),
                        radial-gradient(circle at 10% 80%, rgba(249, 115, 22, 0.08), transparent 40%),
                        var(--light-bg);
            text-align: center;
        }

        .hero-badge {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #ffffff;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 20px;
            box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
        }

        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--dark);
            line-height: 1.25;
            max-width: 800px;
            margin: 0 auto 20px;
        }

        .hero p {
            font-size: 1.2rem;
            color: var(--text-muted);
            max-width: 650px;
            margin: 0 auto 35px;
        }

        .hero-btn-group {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 60px;
            flex-wrap: wrap;
        }

        .btn-main {
            background: linear-gradient(135deg, var(--secondary), #f97316);
            color: #ffffff;
            padding: 14px 32px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 700;
            text-decoration: none;
            box-shadow: 0 10px 20px var(--glow-secondary);
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .btn-main:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(249, 115, 22, 0.3);
        }

        .btn-outline {
            border: 2px solid var(--primary);
            color: var(--primary);
            padding: 12px 30px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 700;
            text-decoration: none;
            transition: all 0.3s;
        }

        .btn-outline:hover {
            background-color: var(--primary);
            color: #ffffff;
        }

        /* 核心指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
            margin-top: 40px;
        }

        .stat-card {
            background-color: #ffffff;
            padding: 25px 20px;
            border-radius: 12px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
            border-top: 4px solid var(--primary);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 20px rgba(0, 0, 0, 0.05);
        }

        .stat-card:nth-child(2) {
            border-top-color: var(--secondary);
        }

        .stat-card:nth-child(3) {
            border-top-color: var(--accent);
        }

        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 5px;
        }

        .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
        }

        /* 板块公用样式 */
        section.section-padding {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-color);
        }

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

        .section-tag {
            color: var(--primary);
            font-size: 0.9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            display: block;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 2.2rem;
            color: var(--dark);
            font-weight: 800;
        }

        /* 关于我们 & 平台介绍 */
        .about-box {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 1.6rem;
            color: var(--dark);
            margin-bottom: 15px;
        }

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

        .feature-bullets {
            list-style: none;
        }

        .feature-bullets li {
            position: relative;
            padding-left: 25px;
            margin-bottom: 12px;
            font-weight: 500;
        }

        .feature-bullets li::before {
            content: "✓";
            color: var(--secondary);
            position: absolute;
            left: 0;
            font-weight: bold;
        }

        .about-card {
            background: linear-gradient(135deg, var(--dark), #1e293b);
            color: #ffffff;
            padding: 40px;
            border-radius: 16px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(15, 23, 42, 0.15);
        }

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

        .about-card p {
            color: #cbd5e1;
            font-size: 0.95rem;
            margin-bottom: 20px;
        }

        .about-card .badge-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .about-card .tag-badge {
            background-color: rgba(255, 255, 255, 0.1);
            color: #ffffff;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
        }

        /* AIGC服务与一站式制作 */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .service-card {
            background-color: #ffffff;
            padding: 30px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            transition: all 0.3s ease;
        }

        .service-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: 0 10px 25px var(--glow-primary);
        }

        .service-icon {
            width: 50px;
            height: 50px;
            background-color: rgba(37, 99, 235, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            font-size: 1.5rem;
            font-weight: bold;
            margin-bottom: 20px;
        }

        .service-card h3 {
            font-size: 1.3rem;
            color: var(--dark);
            margin-bottom: 10px;
        }

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

        /* 模型支持滚动展示区 */
        .model-scroller-wrap {
            background-color: var(--dark);
            color: #ffffff;
            padding: 40px 0;
            overflow: hidden;
            position: relative;
        }

        .model-title {
            text-align: center;
            font-size: 1.1rem;
            color: #94a3b8;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .model-track {
            display: flex;
            gap: 25px;
            width: max-content;
            animation: scroll 40s linear infinite;
        }

        .model-item {
            background-color: rgba(255, 255, 255, 0.08);
            padding: 8px 20px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            color: #f1f5f9;
            white-space: nowrap;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

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

        /* 行业解决方案 */
        .solutions-box {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .solution-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .solution-item {
            display: flex;
            gap: 15px;
            background-color: #ffffff;
            padding: 20px;
            border-radius: 10px;
            border-left: 4px solid var(--accent);
            box-shadow: 0 4px 6px rgba(0,0,0,0.02);
        }

        .solution-item h4 {
            font-size: 1.1rem;
            color: var(--dark);
            margin-bottom: 5px;
        }

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

        /* 对比评测表格 */
        .comparison-table-wrap {
            overflow-x: auto;
            background-color: #ffffff;
            border-radius: 12px;
            box-shadow: 0 8px 16px rgba(0,0,0,0.03);
            border: 1px solid var(--border-color);
            margin-top: 30px;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 600px;
        }

        .comparison-table th, .comparison-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-color);
        }

        .comparison-table th {
            background-color: #f1f5f9;
            color: var(--dark);
            font-weight: 700;
        }

        .comparison-table tr:hover {
            background-color: #f8fafc;
        }

        .highlight-col {
            background-color: rgba(37, 99, 235, 0.03);
            font-weight: bold;
        }

        .badge-score {
            display: inline-block;
            background: linear-gradient(135deg, var(--secondary), var(--accent));
            color: #ffffff;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 0.85rem;
        }

        /* 需求匹配与 Token 比价 */
        .pricing-section {
            background-color: #f1f5f9;
        }

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

        .price-card {
            background-color: #ffffff;
            border-radius: 16px;
            padding: 40px 30px;
            text-align: center;
            border: 2px solid transparent;
            position: relative;
            transition: all 0.3s;
        }

        .price-card.popular {
            border-color: var(--secondary);
            box-shadow: 0 15px 30px var(--glow-secondary);
        }

        .price-card.popular::before {
            content: "最佳性价比";
            position: absolute;
            top: -15px;
            left: 50%;
            transform: translateX(-50%);
            background-color: var(--secondary);
            color: #ffffff;
            padding: 4px 15px;
            font-size: 0.8rem;
            font-weight: bold;
            border-radius: 30px;
        }

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

        .price-amount {
            font-size: 3rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 20px;
        }

        .price-amount span {
            font-size: 1rem;
            color: var(--text-muted);
            font-weight: normal;
        }

        .price-features {
            list-style: none;
            margin-bottom: 30px;
            text-align: left;
        }

        .price-features li {
            padding: 8px 0;
            border-bottom: 1px solid #f1f5f9;
            color: var(--text-main);
            font-size: 0.95rem;
        }

        /* 培训版块 */
        .training-section {
            background: linear-gradient(135deg, rgba(37,99,235,0.05), rgba(139,92,246,0.05));
        }

        .training-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .training-card {
            background-color: #ffffff;
            border: 1px solid var(--border-color);
            padding: 25px;
            border-radius: 12px;
            transition: all 0.3s;
        }

        .training-card:hover {
            border-color: var(--primary);
            box-shadow: 0 8px 20px var(--glow-primary);
        }

        .training-card h4 {
            font-size: 1.15rem;
            color: var(--dark);
            margin-bottom: 10px;
        }

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

        /* 标准化流程 & 时间线 */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
            padding: 40px 0;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            background-color: var(--border-color);
            transform: translateX(-50%);
        }

        .timeline-item {
            position: relative;
            margin-bottom: 40px;
            width: 50%;
            padding: 0 30px;
        }

        .timeline-item:nth-child(odd) {
            left: 0;
            text-align: right;
        }

        .timeline-item:nth-child(even) {
            left: 50%;
            text-align: left;
        }

        .timeline-badge {
            position: absolute;
            top: 0;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background-color: var(--primary);
            border: 4px solid #ffffff;
            box-shadow: 0 0 0 4px rgba(37,99,235,0.2);
            z-index: 1;
        }

        .timeline-item:nth-child(odd) .timeline-badge {
            right: -10px;
        }

        .timeline-item:nth-child(even) .timeline-badge {
            left: -10px;
        }

        .timeline-content {
            background-color: #ffffff;
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.02);
            display: inline-block;
            max-width: 100%;
        }

        .timeline-content h4 {
            color: var(--dark);
            margin-bottom: 5px;
            font-size: 1.1rem;
        }

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

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

        .case-card {
            background-color: #ffffff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 16px rgba(0,0,0,0.03);
            border: 1px solid var(--border-color);
        }

        .case-img-wrap {
            height: 200px;
            overflow: hidden;
            background-color: #f1f5f9;
        }

        .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s;
        }

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

        .case-info {
            padding: 25px;
        }

        .case-tag {
            font-size: 0.75rem;
            background-color: rgba(139, 92, 246, 0.1);
            color: var(--accent);
            padding: 3px 8px;
            border-radius: 4px;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 10px;
        }

        .case-info h4 {
            font-size: 1.2rem;
            color: var(--dark);
            margin-bottom: 10px;
        }

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

        /* 客户评论板块 */
        .comments-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .comment-card {
            background-color: #ffffff;
            padding: 30px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            position: relative;
        }

        .comment-quote {
            font-size: 1.8rem;
            color: rgba(37,99,235,0.1);
            position: absolute;
            top: 15px;
            left: 20px;
            line-height: 1;
        }

        .comment-text {
            color: var(--text-main);
            font-size: 0.95rem;
            margin-bottom: 20px;
            position: relative;
            z-index: 2;
        }

        .comment-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .user-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background-color: var(--primary);
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }

        .user-info h5 {
            color: var(--dark);
            font-size: 0.95rem;
        }

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

        /* FAQ折叠面板 */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            margin-bottom: 12px;
            overflow: hidden;
        }

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

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

        .faq-item.active .faq-answer {
            padding-bottom: 20px;
            max-height: 200px;
        }

        .faq-icon::after {
            content: '+';
            font-size: 1.4rem;
            color: var(--primary);
        }

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

        /* 资讯 / 知识库 / AI百科 */
        .articles-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .article-card {
            background-color: #ffffff;
            border-radius: 8px;
            padding: 24px;
            border: 1px solid var(--border-color);
            transition: all 0.3s;
        }

        .article-card:hover {
            box-shadow: 0 6px 15px rgba(0,0,0,0.05);
            border-color: var(--accent);
        }

        .article-card h4 {
            font-size: 1.15rem;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .article-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        .article-card a {
            color: var(--primary);
            text-decoration: none;
            font-size: 0.85rem;
            font-weight: 700;
        }

        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 40px;
            justify-content: center;
        }

        .tag-item {
            background-color: #f1f5f9;
            color: var(--text-main);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
        }

        /* 表单与联系我们 */
        .contact-section {
            background-color: var(--dark);
            color: #ffffff;
        }

        .contact-section .section-title {
            color: #ffffff;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 50px;
        }

        .form-wrap {
            background-color: rgba(255, 255, 255, 0.05);
            padding: 40px;
            border-radius: 16px;
            border: 1px solid rgba(255,255,255,0.1);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-size: 0.9rem;
            color: #94a3b8;
        }

        .form-control {
            width: 100%;
            padding: 12px;
            background-color: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: 6px;
            color: #ffffff;
            font-size: 1rem;
            outline: none;
        }

        .form-control:focus {
            border-color: var(--secondary);
        }

        .btn-submit {
            background: linear-gradient(135deg, var(--secondary), var(--accent));
            color: #ffffff;
            border: none;
            padding: 14px 30px;
            border-radius: 6px;
            font-weight: 700;
            cursor: pointer;
            width: 100%;
            transition: opacity 0.3s;
        }

        .btn-submit:hover {
            opacity: 0.9;
        }

        .kefu-info {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            background-color: rgba(255,255,255,0.03);
            border-radius: 16px;
            padding: 30px;
            border: 1px solid rgba(255,255,255,0.05);
        }

        .kefu-qrcode {
            width: 160px;
            height: 160px;
            background-color: #ffffff;
            padding: 10px;
            border-radius: 8px;
            margin-bottom: 20px;
        }

        .kefu-qrcode img {
            width: 100%;
            height: auto;
        }

        /* 浮动客服 */
        .floating-kefu {
            position: fixed;
            right: 20px;
            bottom: 80px;
            z-index: 999;
            background-color: #ffffff;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            border: 2px solid var(--primary);
        }

        .floating-kefu svg {
            width: 25px;
            height: 25px;
            fill: var(--primary);
        }

        .kefu-popup {
            position: absolute;
            bottom: 60px;
            right: 0;
            width: 220px;
            background-color: #ffffff;
            border-radius: 12px;
            padding: 20px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
            display: none;
            text-align: center;
            border: 1px solid var(--border-color);
        }

        .kefu-popup img {
            width: 100%;
            border-radius: 6px;
            margin-bottom: 10px;
        }

        .kefu-popup p {
            font-size: 0.85rem;
            color: var(--text-main);
        }

        /* 页脚与友情链接 */
        footer {
            background-color: var(--dark);
            color: #94a3b8;
            padding: 60px 0 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h5 {
            color: #ffffff;
            font-size: 1.1rem;
            margin-bottom: 20px;
        }

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

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

        .footer-col ul a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s;
        }

        .footer-col ul a:hover {
            color: var(--secondary);
        }

        .friend-links {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 30px;
            margin-top: 30px;
        }

        .friend-links p {
            font-size: 0.85rem;
            margin-bottom: 12px;
        }

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

        .friend-links-list a {
            color: #64748b;
            text-decoration: none;
            font-size: 0.85rem;
            transition: color 0.3s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
        }

        /* 响应式适配 */
        @media (max-width: 992px) {
            .hero h1 { font-size: 2.2rem; }
            .about-box, .solutions-box, .contact-grid {
                grid-template-columns: 1fr;
            }
            .timeline::before { left: 20px; }
            .timeline-item { width: 100%; padding: 0 0 0 50px; text-align: left !important; }
            .timeline-item:nth-child(even) { left: 0; }
            .timeline-badge { left: 10px !important; }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background-color: #ffffff;
                padding: 20px;
                box-shadow: 0 10px 15px rgba(0,0,0,0.05);
                border-bottom: 1px solid var(--border-color);
            }
            .nav-menu.active {
                display: flex;
            }
            .menu-toggle {
                display: block;
            }
        }