/* CSS Reset & Variables */
        :root {
            --primary-gradient: linear-gradient(135deg, #00f2fe 0%, #4facfe 50%, #f857a6 100%);
            --secondary-gradient: linear-gradient(135deg, #ff0844 0%, #ffb199 100%);
            --laser-border: linear-gradient(90deg, #00f2fe, #f857a6, #00f2fe);
            --bg-base: #f8fafc;
            --bg-card: rgba(255, 255, 255, 0.85);
            --text-main: #0f172a;
            --text-muted: #475569;
            --text-light: #64748b;
            --accent-cyan: #06b6d4;
            --accent-pink: #ec4899;
            --accent-purple: #8b5cf6;
            --container-max: 1200px;
            --border-radius: 16px;
            --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--bg-base);
            background-image: 
                radial-gradient(at 0% 0%, rgba(0, 242, 254, 0.05) 0px, transparent 50%),
                radial-gradient(at 100% 0%, rgba(248, 87, 166, 0.05) 0px, transparent 50%),
                radial-gradient(at 50% 100%, rgba(139, 92, 246, 0.03) 0px, transparent 50%);
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s;
        }

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Laser Holographic Buttons & Highlights */
        .btn-laser {
            position: relative;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            color: #ffffff;
            background: linear-gradient(135deg, #4facfe 0%, #00f2fe 50%, #f857a6 100%);
            background-size: 200% auto;
            border: none;
            border-radius: 9999px;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 4px 15px rgba(79, 172, 254, 0.3);
        }

        .btn-laser:hover {
            background-position: right center;
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(248, 87, 166, 0.4);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-main);
            background: var(--bg-card);
            border: 1px solid rgba(0, 242, 254, 0.3);
            border-radius: 9999px;
            cursor: pointer;
            transition: all 0.3s;
        }

        .btn-outline:hover {
            border-color: var(--accent-pink);
            background: rgba(255, 255, 255, 1);
            transform: translateY(-2px);
        }

        /* Glassmorphism Card Style */
        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--border-radius);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

        .glass-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(0, 242, 254, 0.4);
        }

        /* Navigation Header */
        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(241, 245, 249, 0.8);
            transition: all 0.3s;
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
        }

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

        .brand-name {
            font-size: 1.25rem;
            font-weight: 800;
            background: linear-gradient(135deg, #1e293b 0%, #475569 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            gap: 24px;
            align-items: center;
        }

        .nav-item {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: color 0.3s;
        }

        .nav-item:hover {
            color: var(--accent-cyan);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            background: none;
            border: none;
            cursor: pointer;
        }

        .menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--text-main);
            transition: 0.3s;
        }

        /* Section Titles */
        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }

        .section-tag {
            display: inline-block;
            padding: 6px 16px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent-cyan);
            background: rgba(6, 182, 212, 0.1);
            border-radius: 9999px;
            margin-bottom: 12px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .section-title {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        /* 1. Hero Section (NO IMAGES, Gradient & Typography Focus) */
        .hero-section {
            padding: 120px 0 80px;
            text-align: center;
            position: relative;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid rgba(0, 242, 254, 0.2);
            border-radius: 9999px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 24px;
            box-shadow: var(--shadow-sm);
        }

        .hero-badge span {
            color: var(--accent-pink);
            font-weight: 700;
        }

        .hero-h1 {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 24px;
            letter-spacing: -0.02em;
        }

        .hero-p {
            font-size: 1.25rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 40px;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-bottom: 60px;
        }

        .model-cloud {
            max-width: 900px;
            margin: 0 auto;
            padding: 24px;
            background: rgba(255, 255, 255, 0.5);
            border-radius: var(--border-radius);
            border: 1px dashed rgba(0, 242, 254, 0.3);
        }

        .model-cloud-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
        }

        .model-tag {
            padding: 4px 12px;
            background: #ffffff;
            border: 1px solid rgba(226, 232, 240, 0.8);
            border-radius: 6px;
            font-size: 0.75rem;
            color: var(--text-muted);
            transition: all 0.2s;
        }

        .model-tag:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            transform: scale(1.05);
        }

        /* 2. Stats Section (数据指标卡片) */
        .stats-section {
            padding: 40px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            text-align: center;
            padding: 32px 24px;
            background: var(--bg-card);
            border-radius: var(--border-radius);
            border: 1px solid rgba(255, 255, 255, 0.6);
            box-shadow: var(--shadow-sm);
        }

        .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 8px;
            background: linear-gradient(135deg, #4facfe 0%, #f857a6 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* 3. Services / Workflows / Tech (全平台AIGC服务, 一站式AIGC制作, 职业技术培训) */
        .section-padding {
            padding: 80px 0;
        }

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

        .service-card {
            padding: 40px 32px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .service-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(0, 242, 254, 0.1) 0%, rgba(248, 87, 166, 0.1) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.5rem;
            margin-bottom: 8px;
        }

        .service-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-main);
        }

        .service-desc {
            font-size: 0.95rem;
            color: var(--text-muted);
            flex-grow: 1;
        }

        /* Interactive Steps (标准化AIGC流程 / 时间线) */
        .timeline-container {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
        }

        .timeline-step {
            display: flex;
            gap: 32px;
            margin-bottom: 48px;
            position: relative;
        }

        .timeline-step:not(:last-child)::after {
            content: '';
            position: absolute;
            left: 24px;
            top: 48px;
            bottom: -48px;
            width: 2px;
            background: linear-gradient(to bottom, #00f2fe, #f857a6);
            opacity: 0.3;
        }

        .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary-gradient);
            color: #ffffff;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
        }

        .step-content {
            background: var(--bg-card);
            border-radius: var(--border-radius);
            border: 1px solid rgba(255, 255, 255, 0.6);
            padding: 24px 32px;
            flex-grow: 1;
            box-shadow: var(--shadow-sm);
        }

        .step-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

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

        /* Grid layouts for technical details and network */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        /* Comparison Table Section */
        .comparison-wrapper {
            overflow-x: auto;
            border-radius: var(--border-radius);
            border: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: var(--shadow-sm);
            background: #ffffff;
        }

        table.comparison-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            font-size: 0.95rem;
        }

        .comparison-table th, .comparison-table td {
            padding: 18px 24px;
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
        }

        .comparison-table th {
            background-color: #f8fafc;
            color: var(--text-main);
            font-weight: 700;
        }

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

        .badge-recommended {
            display: inline-block;
            background: var(--primary-gradient);
            color: #ffffff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 4px;
            margin-left: 8px;
        }

        /* 4. Token Price Table */
        .token-card {
            background: #ffffff;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            margin-bottom: 32px;
            border: 1px solid rgba(226, 232, 240, 0.8);
        }

        .token-header {
            background: linear-gradient(135deg, rgba(0, 242, 254, 0.05) 0%, rgba(248, 87, 166, 0.05) 100%);
            padding: 24px;
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .token-badge {
            background: rgba(248, 87, 166, 0.1);
            color: var(--accent-pink);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 9999px;
        }

        /* 5. Cases Grid (With Images) */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .case-card {
            border-radius: var(--border-radius);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.6);
            box-shadow: var(--shadow-sm);
            transition: all 0.3s;
        }

        .case-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(248, 87, 166, 0.4);
        }

        .case-img-container {
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: #f1f5f9;
        }

        .case-img-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }

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

        .case-info {
            padding: 24px;
        }

        .case-tag {
            font-size: 0.75rem;
            color: var(--accent-cyan);
            font-weight: 600;
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .case-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

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

        .banner-carousel {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 32px;
        }

        .banner-item {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        /* 6. Smart Questionnaire */
        .matcher-card {
            max-width: 700px;
            margin: 0 auto;
            background: #ffffff;
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-md);
        }

        .matcher-group {
            margin-bottom: 24px;
        }

        .matcher-label {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            display: block;
        }

        .matcher-options {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .matcher-option {
            padding: 10px 20px;
            background: #f8fafc;
            border: 1px solid #e2e8f0;
            border-radius: 8px;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all 0.2s;
        }

        .matcher-option.active {
            background: linear-gradient(135deg, rgba(0, 242, 254, 0.08) 0%, rgba(248, 87, 166, 0.08) 100%);
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            font-weight: 600;
        }

        .matcher-result {
            display: none;
            margin-top: 32px;
            padding: 24px;
            background: #faf5ff;
            border-left: 4px solid var(--accent-purple);
            border-radius: 0 8px 8px 0;
        }

        .result-title {
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .result-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 7. Reviews Grid (6 Items) */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .review-card {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .review-text {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-style: italic;
            margin-bottom: 24px;
            position: relative;
        }

        .review-text::before {
            content: "“";
            font-size: 3rem;
            position: absolute;
            left: -12px;
            top: -24px;
            color: rgba(0, 242, 254, 0.2);
            font-family: serif;
        }

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

        .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ffffff;
            font-weight: 700;
            font-size: 1.1rem;
        }

        .author-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-main);
        }

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

        /* 8. FAQ Accordion (10+ Items) */
        .faq-wrapper {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: #ffffff;
            border-radius: 12px;
            border: 1px solid #e2e8f0;
            overflow: hidden;
            transition: all 0.3s;
        }

        .faq-trigger {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            background: none;
            border: none;
            text-align: left;
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-main);
            cursor: pointer;
            transition: color 0.3s;
        }

        .faq-trigger:hover {
            color: var(--accent-cyan);
        }

        .faq-icon {
            font-size: 1.25rem;
            font-weight: 300;
            transition: transform 0.3s;
        }

        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
            background-color: #fafbfc;
        }

        .faq-content p {
            padding: 20px 24px;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .faq-item.active .faq-content {
            max-height: 1000px;
            transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
        }

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

        /* 9. Self-help & Glossary & Articles Section */
        .info-tab-grid {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 40px;
        }

        .sidebar-links {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .article-card {
            background: #ffffff;
            border-radius: var(--border-radius);
            padding: 24px;
            border: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: all 0.3s;
        }

        .article-card:hover {
            transform: translateX(4px);
            border-color: var(--accent-cyan);
        }

        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: var(--text-light);
        }

        .article-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-main);
        }

        .article-link {
            color: var(--accent-cyan);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.9rem;
        }

        /* 10. Contact Us & Form Section */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .qr-card {
            display: flex;
            align-items: center;
            gap: 24px;
            background: rgba(255, 255, 255, 0.8);
            border-radius: var(--border-radius);
            padding: 24px;
            border: 1px dashed rgba(0, 242, 254, 0.3);
        }

        .qr-card img {
            width: 100px;
            height: 100px;
            border-radius: 8px;
            box-shadow: var(--shadow-sm);
        }

        .qr-details h4 {
            font-weight: 700;
            margin-bottom: 8px;
        }

        .qr-details p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        .form-card {
            background: #ffffff;
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-lg);
            border: 1px solid rgba(226, 232, 240, 0.8);
        }

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

        .form-label {
            display: block;
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .form-input, .form-select, .form-textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #e2e8f0;
            border-radius: 8px;
            font-size: 0.95rem;
            background-color: #f8fafc;
            color: var(--text-main);
            transition: all 0.3s;
        }

        .form-input:focus, .form-select:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--accent-cyan);
            background-color: #ffffff;
            box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1);
        }

        /* 11. Footer */
        footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 80px 0 40px;
            font-size: 0.9rem;
            border-top: 1px solid #1e293b;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 2fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-title {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 20px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a:hover {
            color: #00f2fe;
        }

        .friend-links-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            padding: 24px 0;
            border-top: 1px solid #1e293b;
            border-bottom: 1px solid #1e293b;
            margin-bottom: 24px;
        }

        .friend-links-wrap a {
            color: #64748b;
            transition: color 0.3s;
        }

        .friend-links-wrap a:hover {
            color: #00f2fe;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: #64748b;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .footer-logo img {
            height: 36px;
            
        }

        /* Floating Widgets */
        .floating-widget {
            position: fixed;
            right: 24px;
            bottom: 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            z-index: 99;
        }

        .float-btn {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: #ffffff;
            box-shadow: var(--shadow-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s;
            border: 1px solid rgba(226, 232, 240, 0.8);
            position: relative;
        }

        .float-btn:hover {
            transform: translateY(-2px);
            border-color: var(--accent-pink);
        }

        .float-btn svg {
            width: 20px;
            height: 20px;
            fill: var(--text-muted);
        }

        .float-btn:hover svg {
            fill: var(--accent-pink);
        }

        .float-qr {
            position: absolute;
            right: 60px;
            bottom: 0;
            background: #ffffff;
            padding: 12px;
            border-radius: 8px;
            box-shadow: var(--shadow-lg);
            display: none;
            width: 140px;
            border: 1px solid #e2e8f0;
        }

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

        /* Back to top dynamic styling */
        #backToTop {
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s;
        }

        #backToTop.visible {
            opacity: 1;
            pointer-events: auto;
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .services-grid, .cases-grid, .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .info-tab-grid {
                grid-template-columns: 1fr;
            }
            .banner-carousel {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #ffffff;
                flex-direction: column;
                padding: 24px;
                box-shadow: var(--shadow-lg);
                border-top: 1px solid #e2e8f0;
                gap: 16px;
            }

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

            .menu-toggle {
                display: flex;
            }

            .nav-cta {
                display: none;
            }

            .hero-h1 {
                font-size: 2.25rem;
            }

            .hero-btns {
                flex-direction: column;
                align-items: center;
                gap: 12px;
            }

            .hero-btns .btn-laser, .hero-btns .btn-outline {
                width: 100%;
                max-width: 300px;
            }

            .stats-grid, .services-grid, .cases-grid, .reviews-grid, .solutions-grid, .contact-grid {
                grid-template-columns: 1fr;
            }

            .comparison-wrapper {
                margin: 0 -24px;
                border-radius: 0;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }