:root {
            --primary: #e91e63;
            --primary-hover: #d81b60;
            --primary-light: #fce4ec;
            --accent: #ff4081;
            --text-dark: #1f2937;
            --text-muted: #4b5563;
            --bg-light: #fbf8f9;
            --bg-white: #ffffff;
            --border-color: #f1d2db;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container-width: 1200px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            outline: none;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 顶部导航 */
        header {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(233, 30, 99, 0.05);
            border-bottom: 1px solid var(--border-color);
        }

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

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

        .ai-page-logo {
            height: 40px;
            object-fit: contain;
        }

        .logo-text {
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--primary);
            letter-spacing: 1px;
        }

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

        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-dark);
            padding: 5px 10px;
            border-radius: 4px;
        }

        .nav-link:hover {
            color: var(--primary);
            background-color: var(--primary-light);
        }

        .nav-btn {
            background-color: var(--primary);
            color: #fff !important;
            padding: 8px 18px;
            border-radius: 20px;
            font-weight: bold;
            font-size: 0.9rem;
            box-shadow: 0 4px 10px rgba(233, 30, 99, 0.2);
        }

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

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

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

        /* 英雄首屏区 (无背景图，纯科技感渐变与几何网格) */
        .hero {
            padding: 160px 0 100px;
            background: radial-gradient(circle at top right, rgba(255, 64, 129, 0.1), transparent 50%),
                        radial-gradient(circle at bottom left, rgba(233, 30, 99, 0.05), transparent 50%),
                        linear-gradient(135deg, #ffffff, #fff5f7);
            text-align: center;
            position: relative;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: radial-gradient(rgba(233, 30, 99, 0.15) 1px, transparent 1px);
            background-size: 30px 30px;
            pointer-events: none;
        }

        .hero-tag {
            display: inline-block;
            padding: 6px 16px;
            background-color: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
            font-size: 0.85rem;
            border-radius: 30px;
            margin-bottom: 20px;
            border: 1px solid var(--border-color);
            letter-spacing: 1px;
            animation: pulse 2s infinite;
        }

        .hero h1 {
            font-size: 3rem;
            font-weight: 800;
            color: #111;
            line-height: 1.25;
            margin-bottom: 24px;
            letter-spacing: -0.5px;
        }

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

        .hero-sub {
            font-size: 1.2rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 35px;
            line-height: 1.7;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 50px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 30px;
            border-radius: 30px;
            font-weight: bold;
            font-size: 1rem;
            border: 2px solid transparent;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-primary {
            background-color: var(--primary);
            color: #fff;
            box-shadow: 0 8px 24px rgba(233, 30, 99, 0.3);
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(233, 30, 99, 0.4);
        }

        .btn-secondary {
            background-color: #fff;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-secondary:hover {
            background-color: var(--primary-light);
            transform: translateY(-3px);
        }

        /* 核心卖点快讯 */
        .promo-highlights {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .promo-tag {
            background-color: #fff;
            border: 1px solid var(--border-color);
            padding: 15px;
            border-radius: 12px;
            font-size: 0.9rem;
            font-weight: bold;
            color: var(--text-dark);
            box-shadow: 0 4px 15px rgba(233, 30, 99, 0.02);
            transition: var(--transition);
        }

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

        .promo-tag i {
            color: var(--primary);
            margin-right: 6px;
        }

        /* 主体分节通用样式 */
        section {
            padding: 90px 0;
            border-bottom: 1px solid rgba(233, 30, 99, 0.05);
        }

        .section-light {
            background-color: var(--bg-white);
        }

        .section-tint {
            background-color: var(--bg-light);
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 60px;
        }

        .section-subtitle {
            color: var(--primary);
            font-size: 0.9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 10px;
            display: block;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: #111;
            margin-bottom: 15px;
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 1.05rem;
        }

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

        .intro-content h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #111;
            border-left: 5px solid var(--primary);
            padding-left: 15px;
        }

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

        .feature-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
            margin-top: 25px;
        }

        .feature-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.95rem;
            font-weight: 600;
        }

        .feature-item svg {
            color: var(--primary);
            flex-shrink: 0;
        }

        .intro-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .stat-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 16px;
            text-align: center;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
            transition: var(--transition);
        }

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

        .stat-num {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 5px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: bold;
        }

        /* 聚合模型云标签 */
        .cloud-container {
            text-align: center;
            margin-top: 30px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .tag-item {
            padding: 8px 16px;
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-dark);
            transition: var(--transition);
        }

        .tag-item:hover {
            background-color: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }

        /* AIGC 服务与能力卡片 */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 35px;
            border-radius: 16px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(233, 30, 99, 0.08);
            border-color: var(--primary);
        }

        .service-icon {
            width: 60px;
            height: 60px;
            border-radius: 12px;
            background-color: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 25px;
        }

        .service-card h4 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 15px;
        }

        .service-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }

        .service-bullets {
            list-style: none;
            padding-left: 0;
        }

        .service-bullets li {
            font-size: 0.85rem;
            color: var(--text-dark);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .service-bullets li::before {
            content: "✓";
            color: var(--primary);
            font-weight: bold;
        }

        /* 步骤流程 */
        .steps-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 25px;
            position: relative;
        }

        .step-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 30px 20px;
            border-radius: 16px;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .step-num {
            width: 50px;
            height: 50px;
            background-color: var(--primary);
            color: #fff;
            font-size: 1.25rem;
            font-weight: 800;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: -55px auto 20px;
            border: 4px solid var(--bg-light);
            box-shadow: 0 4px 10px rgba(233, 30, 99, 0.2);
        }

        .step-card h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

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

        /* 对比评测表格与评测信息 */
        .rating-box {
            background: linear-gradient(135deg, #fff2f5, #ffe4eb);
            border: 1.5px solid var(--primary);
            padding: 40px;
            border-radius: 20px;
            display: flex;
            justify-content: space-around;
            align-items: center;
            flex-wrap: wrap;
            gap: 30px;
            margin-bottom: 50px;
        }

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

        .rating-score {
            font-size: 4rem;
            font-weight: 900;
            color: var(--primary);
            line-height: 1;
        }

        .rating-stars {
            color: #f1c40f;
            font-size: 1.5rem;
            margin: 10px 0;
        }

        .rating-label {
            font-size: 1rem;
            font-weight: bold;
            color: var(--text-dark);
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            background-color: var(--bg-white);
        }

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

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

        .compare-table th {
            background-color: #fff2f5;
            color: var(--primary);
            font-weight: 700;
        }

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

        .compare-table td.highlight {
            background-color: rgba(233, 30, 99, 0.02);
            font-weight: bold;
        }

        /* 案例展示区 */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .gallery-item {
            background-color: var(--bg-white);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .gallery-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(233, 30, 99, 0.05);
            border-color: var(--primary);
        }

        .gallery-img-wrapper {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background-color: #eee;
        }

        .gallery-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .gallery-info {
            padding: 20px;
        }

        .gallery-info h5 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

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

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

        .train-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 25px;
            border-radius: 12px;
            transition: var(--transition);
        }

        .train-card:hover {
            border-color: var(--primary);
            box-shadow: 0 8px 20px rgba(233, 30, 99, 0.05);
        }

        .train-badge {
            display: inline-block;
            background-color: var(--primary-light);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: bold;
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: 15px;
        }

        .train-card h4 {
            font-size: 1.15rem;
            font-weight: bold;
            margin-bottom: 10px;
        }

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

        /* FAQ折叠面板 */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .faq-item {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-question {
            padding: 20px;
            font-weight: bold;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background-color: var(--bg-white);
            transition: var(--transition);
        }

        .faq-question:hover {
            background-color: var(--primary-light);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            border-top: 0 solid var(--border-color);
        }

        .faq-answer-inner {
            padding: 20px;
            font-size: 0.95rem;
            color: var(--text-muted);
            background-color: #fdfafb;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            border-top: 1px solid var(--border-color);
        }

        .faq-icon::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: bold;
            color: var(--primary);
        }

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

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

        .review-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 16px;
            position: relative;
        }

        .review-text {
            font-style: italic;
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }

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

        .review-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background-color: var(--primary-light);
            color: var(--primary);
            font-weight: bold;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
        }

        .review-name h5 {
            font-size: 0.95rem;
            font-weight: bold;
        }

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

        /* 需求匹配与联系我们（包含表单） */
        .contact-box {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 24px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.01);
        }

        .form-area h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 25px;
            color: #111;
        }

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

        .form-control {
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            font-size: 0.95rem;
            background-color: var(--bg-light);
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--primary);
            background-color: #fff;
            box-shadow: 0 0 0 3px var(--primary-light);
        }

        .contact-info-area {
            background-color: #fff2f5;
            padding: 40px 30px;
            border-radius: 16px;
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .info-header h4 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .info-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 15px;
            margin-bottom: 30px;
        }

        .info-list li {
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .info-list li strong {
            width: 80px;
            color: var(--text-dark);
        }

        .qr-wrapper {
            text-align: center;
            background: #fff;
            padding: 15px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            display: inline-block;
            align-self: center;
        }

        .qr-wrapper img {
            width: 130px;
            height: 130px;
            margin: 0 auto 10px;
        }

        .qr-text {
            font-size: 0.8rem;
            font-weight: bold;
            color: var(--text-muted);
        }

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

        .article-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            overflow: hidden;
            transition: var(--transition);
        }

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

        .article-inner {
            padding: 25px;
        }

        .article-tag {
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: bold;
            text-transform: uppercase;
            margin-bottom: 10px;
            display: inline-block;
        }

        .article-inner h4 {
            font-size: 1.15rem;
            font-weight: bold;
            margin-bottom: 15px;
            line-height: 1.4;
        }

        .article-link {
            font-size: 0.9rem;
            color: var(--primary);
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .article-link:hover {
            gap: 10px;
        }

        /* 页脚 */
        footer {
            background-color: #111;
            color: #ccc;
            padding: 80px 0 30px;
            font-size: 0.9rem;
            border-top: 5px solid var(--primary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 50px;
        }

        .footer-brand h4 {
            color: #fff;
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 15px;
        }

        .footer-brand p {
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .footer-nav h5, .footer-links h5 {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .footer-nav-list {
            list-style: none;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }

        .footer-nav-list a {
            color: #aaa;
        }

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

        .footer-links-container {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .footer-links-container a {
            padding: 4px 10px;
            background-color: #222;
            border-radius: 4px;
            color: #aaa;
            font-size: 0.8rem;
            transition: var(--transition);
        }

        .footer-links-container a:hover {
            color: #fff;
            background-color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid #222;
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .footer-bottom p {
            font-size: 0.8rem;
        }

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

        .footer-bottom-links a {
            font-size: 0.8rem;
            color: #aaa;
        }

        /* 侧边悬浮窗口 */
        .floating-action {
            position: fixed;
            right: 25px;
            bottom: 25px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(233, 30, 99, 0.3);
            cursor: pointer;
            transition: var(--transition);
            border: none;
            position: relative;
        }

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

        .float-btn svg {
            width: 24px;
            height: 24px;
            fill: currentColor;
        }

        /* 微信客服悬浮卡 */
        .float-qrcode-card {
            position: absolute;
            bottom: 60px;
            right: 0;
            background-color: #fff;
            border: 1px solid var(--border-color);
            padding: 15px;
            border-radius: 12px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
            display: none;
            text-align: center;
            width: 160px;
        }

        .float-qrcode-card img {
            width: 130px;
            height: 130px;
            margin-bottom: 5px;
        }

        .float-qrcode-card p {
            font-size: 0.75rem;
            color: var(--text-dark);
            font-weight: bold;
        }

        .float-btn-wechat:hover .float-qrcode-card {
            display: block;
        }

        /* 动画关键帧 */
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }

        /* 移动端响应式样式 */
        @media (max-width: 992px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: #fff;
                flex-direction: column;
                padding: 20px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
            }

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

            .menu-toggle {
                display: flex;
            }

            .intro-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .contact-box {
                grid-template-columns: 1fr;
            }

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

            .form-group-full {
                grid-column: span 1;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

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