/* CSS reset & base variables */
        :root {
            --primary: #4F46E5;
            --primary-hover: #4338CA;
            --text-dark: #0F172A;
            --text-muted: #475569;
            --bg-light: #F8FAFC;
            --bg-white: #FFFFFF;
            --border-color: #E2E8F0;
            --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);
            
            /* Rainbow styling gradients */
            --rainbow-1: linear-gradient(135deg, #FF6B6B, #FF8E53);
            --rainbow-2: linear-gradient(135deg, #FF8E53, #FFD200);
            --rainbow-3: linear-gradient(135deg, #4E65FF, #92EFFD);
            --rainbow-4: linear-gradient(135deg, #B621FE, #1FD0B3);
            --rainbow-full: linear-gradient(90deg, #FF6B6B, #FF8E53, #FFD200, #4E65FF, #92EFFD, #B621FE);
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

        /* Responsive Container */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* Common Section Layout */
        section {
            padding: 5rem 0;
            position: relative;
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 3.5rem auto;
        }

        .section-tag {
            display: inline-block;
            padding: 0.25rem 1rem;
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: 50px;
            color: #fff;
            background: var(--rainbow-1);
            margin-bottom: 1rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .section-title {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 1rem;
            line-height: 1.3;
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 1.1rem;
        }

        /* Rainbow Decorative Text Highlight */
        .text-rainbow {
            background: var(--rainbow-full);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        /* Buttons styling */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.75rem 1.75rem;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .btn-rainbow {
            background: var(--rainbow-full);
            color: #fff;
            background-size: 200% auto;
        }

        .btn-rainbow:hover {
            background-position: right center;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

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

        .btn-outline:hover {
            background: var(--bg-light);
            border-color: var(--text-dark);
            transform: translateY(-2px);
        }

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

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

        .logo-container {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

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

        .logo-text {
            font-size: 1.25rem;
            font-weight: 800;
            background: var(--rainbow-full);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        nav.menu {
            display: flex;
            gap: 1.5rem;
            align-items: center;
        }

        nav.menu a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
        }

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        /* Mobile Menu Toggle */
        .menu-toggle {
            display: none;
            flex-direction: column;
            justify-content: space-between;
            width: 24px;
            height: 18px;
            background: transparent;
            border: none;
            cursor: pointer;
            z-index: 1001;
        }

        .menu-toggle span {
            display: block;
            height: 3px;
            width: 100%;
            background: var(--text-dark);
            border-radius: 3px;
            transition: var(--transition);
        }

        /* 1. Hero Section (No Images as required) */
        .hero {
            padding-top: 160px;
            padding-bottom: 100px;
            background: radial-gradient(circle at 10% 20%, rgba(243, 244, 246, 0.8) 0%, rgba(255, 255, 255, 0.9) 90%);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(78, 101, 255, 0.15) 0%, transparent 70%);
            z-index: 1;
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -10%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(182, 33, 254, 0.15) 0%, transparent 70%);
            z-index: 1;
            pointer-events: none;
        }

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

        .hero h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            letter-spacing: -0.5px;
        }

        .hero p.lead {
            font-size: 1.25rem;
            color: var(--text-muted);
            margin-bottom: 2.5rem;
            max-width: 750px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-buttons {
            display: flex;
            gap: 1.5rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* 1.5 Data Cards (Directly below Hero) */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            margin-top: 5rem;
        }

        .stat-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 2rem 1.5rem;
            border-radius: 12px;
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: #4E65FF;
        }

        .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
        }

        .stat-label {
            color: var(--text-muted);
            font-size: 0.95rem;
            font-weight: 500;
        }

        /* 2. 关于我们 */
        .about-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 3rem;
            align-items: center;
        }

        .about-text h3 {
            font-size: 1.75rem;
            margin-bottom: 1.2rem;
            font-weight: 700;
        }

        .about-text p {
            color: var(--text-muted);
            margin-bottom: 1.5rem;
            font-size: 1.05rem;
        }

        .about-features {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin-top: 1.5rem;
        }

        .about-feat-item {
            background: var(--bg-white);
            padding: 1rem;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            font-size: 0.95rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .about-feat-item::before {
            content: '✓';
            color: #1FD0B3;
            font-weight: 900;
        }

        .about-infocard {
            background: var(--rainbow-4);
            color: #fff;
            padding: 2.5rem;
            border-radius: 20px;
            box-shadow: var(--shadow-lg);
        }

        .about-infocard h4 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            font-weight: 700;
        }

        .about-infocard ul {
            list-style: none;
        }

        .about-infocard ul li {
            margin-bottom: 0.75rem;
            display: flex;
            align-items: flex-start;
            gap: 0.5rem;
            font-size: 0.95rem;
        }

        /* 3. 全平台AIGC服务 (Models) */
        .tags-cloud-wrapper {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 3rem;
            box-shadow: var(--shadow-sm);
        }

        .tags-title {
            text-align: center;
            font-size: 1.25rem;
            margin-bottom: 2rem;
            font-weight: 700;
        }

        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            justify-content: center;
        }

        .tag-item {
            display: inline-block;
            padding: 0.5rem 1.25rem;
            font-size: 0.9rem;
            font-weight: 600;
            border-radius: 50px;
            background: var(--bg-light);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .tag-item:hover {
            color: #fff;
            transform: scale(1.05);
            box-shadow: var(--shadow-sm);
        }

        /* Assigning colors dynamically to tag items via classes */
        .tag-item.t1:hover { background: var(--rainbow-1); border-color: transparent; }
        .tag-item.t2:hover { background: var(--rainbow-2); border-color: transparent; }
        .tag-item.t3:hover { background: var(--rainbow-3); border-color: transparent; }
        .tag-item.t4:hover { background: var(--rainbow-4); border-color: transparent; }

        /* 4. 一站式AIGC制作 (Scenarios) & 5. 解决方案 */
        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .scenario-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 2rem;
            transition: var(--transition);
        }

        .scenario-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: #B621FE;
        }

        .scenario-icon {
            width: 48px;
            height: 48px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #fff;
            margin-bottom: 1.5rem;
        }

        .scenario-card h3 {
            font-size: 1.25rem;
            margin-bottom: 0.75rem;
            font-weight: 700;
        }

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

        /* 6. 全国服务网络 & 7. 标准化AIGC流程 */
        .workflow-timeline {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.5rem;
            position: relative;
        }

        .workflow-step {
            text-align: center;
            position: relative;
        }

        .step-number {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--rainbow-3);
            color: #fff;
            font-size: 1.5rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem auto;
            position: relative;
            z-index: 2;
            box-shadow: var(--shadow-md);
        }

        .workflow-step h4 {
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
            font-weight: 700;
        }

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

        /* 8. 技术标准 */
        .tech-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }

        .tech-box {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 2.5rem;
            display: flex;
            gap: 1.5rem;
        }

        .tech-desc h4 {
            font-size: 1.25rem;
            margin-bottom: 0.75rem;
            font-weight: 700;
        }

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

        /* 9. 客户案例中心 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .case-card {
            background: var(--bg-white);
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .case-image-wrapper {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #e2e8f0;
        }

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

        .case-content {
            padding: 1.5rem;
        }

        .case-badge {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 50px;
            background: var(--bg-light);
            color: var(--primary);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-color);
        }

        .case-content h4 {
            font-size: 1.15rem;
            margin-bottom: 0.5rem;
            font-weight: 700;
        }

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

        /* 10. 对比评测 (5 Stars, Score 9.9/10) */
        .rating-box {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 3rem;
            box-shadow: var(--shadow-sm);
            margin-bottom: 3rem;
            display: flex;
            align-items: center;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 2rem;
        }

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

        .rating-num {
            font-size: 4rem;
            font-weight: 900;
            background: var(--rainbow-full);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
        }

        .rating-stars {
            color: #FFD200;
            font-size: 1.75rem;
            margin: 0.5rem 0;
        }

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

        table.compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 800px;
        }

        table.compare-table th, table.compare-table td {
            padding: 1.25rem;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.95rem;
        }

        table.compare-table th {
            background: var(--bg-light);
            font-weight: 700;
        }

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

        table.compare-table td.highlight {
            background: rgba(78, 101, 255, 0.03);
            font-weight: 600;
        }

        /* 11. 智能需求匹配 & 12. Token比价参考 */
        .pricing-section {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 3rem;
            box-shadow: var(--shadow-sm);
        }

        .calc-box {
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 3rem;
            margin-top: 2rem;
        }

        .calc-form {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .form-group label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-dark);
        }

        .form-group select, .form-group input, .form-group textarea {
            padding: 0.75rem;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            font-size: 0.95rem;
            background: var(--bg-light);
            transition: var(--transition);
        }

        .form-group select:focus, .form-group input:focus, .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
            background: var(--bg-white);
        }

        .calc-result {
            background: var(--bg-light);
            border-radius: 12px;
            padding: 2rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
            border: 1px solid var(--border-color);
        }

        .result-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .price-output {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 1.5rem;
        }

        /* 13 & 14. 职业技术培训 / 人工智能培训 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .training-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 2rem;
            transition: var(--transition);
        }

        .training-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: #FF8E53;
        }

        .training-badge {
            background: var(--rainbow-2);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.25rem 0.75rem;
            border-radius: 50px;
            display: inline-block;
            margin-bottom: 1rem;
        }

        .training-card h4 {
            font-size: 1.25rem;
            margin-bottom: 0.75rem;
            font-weight: 700;
        }

        .training-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
        }

        .training-meta {
            font-size: 0.85rem;
            border-top: 1px solid var(--border-color);
            padding-top: 1rem;
            color: var(--text-muted);
        }

        /* 15, 17, 18. 帮助中心 / 常见问题自助排查 / AI术语百科 */
        .help-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }

        .help-box {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 2.5rem;
        }

        .help-box h3 {
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
            font-weight: 700;
        }

        .help-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .help-list li {
            font-size: 0.95rem;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 0.75rem;
        }

        .help-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .help-list a {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

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

        /* 16. FAQ Accordion (12 questions) */
        .faq-wrapper {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

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

        .faq-header {
            padding: 1.25rem 1.5rem;
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }

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

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

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            background: var(--bg-light);
        }

        .faq-content {
            padding: 1.5rem;
            color: var(--text-muted);
            font-size: 0.95rem;
            border-top: 1px solid var(--border-color);
        }

        /* 19. 行业资讯 / 知识库 / 最新文章 */
        .blog-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .blog-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 2rem;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .blog-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: #B621FE;
        }

        .blog-card h4 {
            font-size: 1.15rem;
            margin-bottom: 1rem;
            font-weight: 700;
            line-height: 1.4;
        }

        .blog-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
        }

        .blog-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }

        /* 6 User Reviews Section */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .review-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 2rem;
            box-shadow: var(--shadow-sm);
        }

        .review-rating {
            color: #FFD200;
            margin-bottom: 1rem;
        }

        .review-text {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 1.5rem;
            font-style: italic;
        }

        .review-user {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .user-info h5 {
            font-weight: 700;
            font-size: 0.95rem;
        }

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

        /* 20 & 21. 联系我们 & 加盟代理 (Submit Form) */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 3rem;
        }

        .contact-info {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 3rem;
            box-shadow: var(--shadow-sm);
        }

        .contact-info h3 {
            font-size: 1.75rem;
            margin-bottom: 1.5rem;
            font-weight: 800;
        }

        .contact-item {
            display: flex;
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .contact-icon {
            font-size: 1.25rem;
        }

        .contact-detail h5 {
            font-weight: 700;
            font-size: 0.95rem;
        }

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

        .contact-qr-wrapper {
            margin-top: 2rem;
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
        }

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

        .qr-card img {
            width: 120px;
            height: 120px;
            object-fit: cover;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            margin-bottom: 0.5rem;
        }

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

        .contact-form-container {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 3rem;
            box-shadow: var(--shadow-sm);
        }

        .contact-form-container h3 {
            font-size: 1.75rem;
            margin-bottom: 1.5rem;
            font-weight: 800;
        }

        .submit-form {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }

        /* Footer */
        footer {
            background: #0F172A;
            color: #94A3B8;
            padding: 5rem 0 2rem 0;
            border-top: 1px solid #1E293B;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr repeat(3, 1fr);
            gap: 3rem;
            margin-bottom: 4rem;
        }

        .footer-brand .ai-page-logo {
            max-height: 45px;
            margin-bottom: 1.5rem;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .footer-col h4 {
            color: #F8FAFC;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .footer-col ul li a {
            font-size: 0.9rem;
        }

        .footer-col ul li a:hover {
            color: #FFF;
        }

        /* Friend Links */
        .friend-links-box {
            border-top: 1px solid #1E293B;
            padding-top: 2rem;
            margin-bottom: 2rem;
        }

        .friend-links-box h5 {
            color: #F8FAFC;
            font-size: 0.95rem;
            margin-bottom: 1rem;
        }

        .friend-links-list {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .friend-links-list a {
            font-size: 0.85rem;
            color: #94A3B8;
        }

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

        .footer-bottom {
            border-top: 1px solid #1E293B;
            padding-top: 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.85rem;
        }

        .footer-bottom-links {
            display: flex;
            gap: 1.5rem;
        }

        /* Sticky/Floating Widgets */
        .floating-widget {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--bg-white);
            box-shadow: var(--shadow-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            position: relative;
        }

        .float-btn:hover {
            transform: translateY(-3px);
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

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

        /* Float QR Tooltip */
        .qr-tooltip {
            position: absolute;
            right: 60px;
            bottom: 0;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 1rem;
            border-radius: 12px;
            box-shadow: var(--shadow-lg);
            display: none;
            text-align: center;
            width: 150px;
        }

        .qr-tooltip img {
            width: 120px;
            height: 120px;
            object-fit: cover;
            border-radius: 4px;
        }

        .qr-tooltip p {
            font-size: 0.75rem;
            color: var(--text-dark);
            margin-top: 0.5rem;
            font-weight: 700;
        }

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

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .stats-grid, .scenarios-grid, .case-grid, .training-grid, .blog-grid, .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .calc-box, .about-grid, .contact-grid {
                grid-template-columns: 1fr;
            }
            .workflow-timeline {
                grid-template-columns: repeat(3, 1fr);
                gap: 2rem 1.5rem;
            }
        }

        @media (max-width: 768px) {
            section {
                padding: 3.5rem 0;
            }
            .menu-toggle {
                display: flex;
            }
            nav.menu {
                position: fixed;
                top: 70px;
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                padding: 2rem;
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-lg);
                transform: translateY(-150%);
                opacity: 0;
                transition: var(--transition);
                pointer-events: none;
            }
            nav.menu.active {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-actions {
                display: none;
            }
            .hero h1 {
                font-size: 2.25rem;
            }
            .stats-grid, .scenarios-grid, .case-grid, .training-grid, .blog-grid, .reviews-grid {
                grid-template-columns: 1fr;
            }
            .workflow-timeline {
                grid-template-columns: 1fr;
            }
            .tech-grid, .help-grid {
                grid-template-columns: 1fr;
            }
            .rating-box {
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }