/* CSS Reset & Variables (Neon Light Theme) */
        :root {
            --primary: #8b5cf6; /* Neon Purple */
            --secondary: #06b6d4; /* Neon Cyan */
            --accent: #ec4899; /* Neon Pink */
            --dark: #0f172a; /* Slate 900 */
            --light-bg: #f8fafc; /* Slate 50 */
            --card-bg: #ffffff;
            --text-main: #1e293b; /* Slate 800 */
            --text-muted: #64748b; /* Slate 500 */
            --neon-glow: 0 4px 20px -2px rgba(139, 92, 246, 0.15);
            --neon-glow-hover: 0 10px 25px -3px rgba(6, 182, 212, 0.35);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container-width: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        /* Utility Layouts */
        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        section {
            padding: 5rem 0;
            position: relative;
        }

        .section-header {
            text-align: center;
            margin-bottom: 3.5rem;
        }

        .section-header h2 {
            font-size: 2.25rem;
            color: var(--dark);
            margin-bottom: 1rem;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border-radius: 2px;
        }

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

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.75rem 1.75rem;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 9999px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            gap: 0.5rem;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            box-shadow: var(--neon-glow);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--neon-glow-hover);
        }

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

        .btn-outline:hover {
            background: rgba(139, 92, 246, 0.05);
            transform: translateY(-2px);
        }

        /* Header Navigation */
        header {
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 4.5rem;
        }

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

        .ai-page-logo {
            max-height: 2.5rem;
            width: auto;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 1.5rem;
            margin-right: 1.5rem;
        }

        .nav-menu a {
            text-decoration: none;
            color: var(--text-main);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            padding: 0.5rem 0.75rem;
            border-radius: 0.375rem;
        }

        .nav-menu a:hover {
            color: var(--primary);
            background-color: rgba(139, 92, 246, 0.05);
        }

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

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1.5rem;
            color: var(--dark);
        }

        /* Hero Section (No Image Allowed) */
        .hero {
            padding-top: 8rem;
            padding-bottom: 6rem;
            background: radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.08) 0%, transparent 50%),
                        radial-gradient(circle at 20% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
                        var(--card-bg);
            border-bottom: 1px solid rgba(139, 92, 246, 0.1);
            text-align: center;
        }

        .hero-badge {
            display: inline-block;
            padding: 0.35rem 1rem;
            background: linear-gradient(90deg, rgba(139, 92, 246, 0.1), rgba(6, 182, 212, 0.1));
            color: var(--primary);
            font-weight: 600;
            border-radius: 9999px;
            font-size: 0.875rem;
            border: 1px solid rgba(139, 92, 246, 0.2);
            margin-bottom: 1.5rem;
        }

        .hero-title {
            font-size: 2.75rem;
            font-weight: 800;
            color: var(--dark);
            line-height: 1.25;
            margin-bottom: 1.5rem;
            letter-spacing: -0.025em;
        }

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

        .hero-desc {
            font-size: 1.25rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 2.5rem;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 1.25rem;
            margin-bottom: 4rem;
        }

        /* Stats Component */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .stat-card {
            background: var(--card-bg);
            padding: 1.75rem;
            border-radius: 1rem;
            border: 1px solid rgba(139, 92, 246, 0.15);
            box-shadow: var(--neon-glow);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--neon-glow-hover);
        }

        .stat-num {
            font-size: 2.5rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 0.5rem;
        }

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

        /* About Us Component */
        .about-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3.5rem;
            align-items: center;
        }

        .about-content h3 {
            font-size: 1.75rem;
            color: var(--dark);
            margin-bottom: 1.25rem;
        }

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

        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.25rem;
        }

        .about-feat-item {
            background: var(--card-bg);
            padding: 1.25rem;
            border-radius: 0.75rem;
            border: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: 0 2px 4px rgba(0,0,0,0.02);
        }

        .about-feat-item h4 {
            color: var(--primary);
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }

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

        .about-visual {
            background: linear-gradient(135deg, rgba(139, 92, 246, 0.05), rgba(6, 182, 212, 0.05));
            border-radius: 1.5rem;
            padding: 2.5rem;
            border: 1px dashed var(--primary);
            position: relative;
        }

        .platform-tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
        }

        .platform-tag {
            padding: 0.5rem 1rem;
            background: var(--card-bg);
            border-radius: 9999px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--dark);
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            border: 1px solid rgba(139, 92, 246, 0.1);
            transition: var(--transition);
        }

        .platform-tag:hover {
            background: var(--primary);
            color: white;
            transform: scale(1.05);
        }

        /* AIGC Services Grid */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .service-card {
            background: var(--card-bg);
            border-radius: 1.25rem;
            padding: 2.25rem;
            border: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: 0 4px 6px rgba(0,0,0,0.01);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--secondary), var(--primary));
            opacity: 0;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--neon-glow);
            border-color: rgba(139, 92, 246, 0.2);
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-icon {
            font-size: 2.5rem;
            margin-bottom: 1.25rem;
            color: var(--primary);
        }

        .service-card h3 {
            font-size: 1.35rem;
            color: var(--dark);
            margin-bottom: 0.75rem;
        }

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

        /* One-stop Production Section */
        .prod-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3.5rem;
            align-items: center;
        }

        .prod-features {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .prod-feat-card {
            display: flex;
            gap: 1.25rem;
            background: var(--card-bg);
            padding: 1.5rem;
            border-radius: 1rem;
            border: 1px solid rgba(226, 232, 240, 0.8);
            transition: var(--transition);
        }

        .prod-feat-card:hover {
            box-shadow: var(--neon-glow);
            border-color: rgba(139, 92, 246, 0.2);
        }

        .prod-feat-icon {
            background: rgba(6, 182, 212, 0.1);
            color: var(--secondary);
            width: 3rem;
            height: 3rem;
            border-radius: 0.75rem;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.25rem;
            flex-shrink: 0;
        }

        .prod-feat-info h4 {
            color: var(--dark);
            font-size: 1.15rem;
            margin-bottom: 0.35rem;
        }

        .prod-feat-info p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin: 0;
        }

        /* Showcase Banner (Controlled image output) */
        .banner-showcase {
            background: linear-gradient(135deg, rgba(6, 182, 212, 0.05), rgba(139, 92, 246, 0.05));
            border-radius: 1.5rem;
            padding: 2rem;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1.5rem;
        }

        .ai-page-image {
            border-radius: 1rem;
            border: 2px solid white;
            box-shadow: 0 10px 25px rgba(0,0,0,0.08);
            max-width: 100%;
            height: auto;
            transition: var(--transition);
        }

        .ai-page-image:hover {
            transform: scale(1.02);
        }

        /* Industry Solutions */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .solution-card {
            background: var(--card-bg);
            border-radius: 1rem;
            padding: 2rem 1.5rem;
            text-align: center;
            border: 1px solid rgba(226, 232, 240, 0.8);
            transition: var(--transition);
        }

        .solution-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--neon-glow);
            border-color: rgba(6, 182, 212, 0.2);
        }

        .solution-tag {
            display: inline-block;
            background: rgba(139, 92, 246, 0.08);
            color: var(--primary);
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 1.25rem;
        }

        .solution-card h3 {
            font-size: 1.25rem;
            color: var(--dark);
            margin-bottom: 0.75rem;
        }

        .solution-card p {
            color: var(--text-muted);
            font-size: 0.875rem;
            margin-bottom: 0;
        }

        /* Service Network & Timeline */
        .network-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 3.5rem;
        }

        .map-mockup {
            background: var(--card-bg);
            border-radius: 1.5rem;
            padding: 2rem;
            border: 1px solid rgba(226, 232, 240, 0.8);
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-height: 350px;
        }

        .network-nodes {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1rem;
        }

        .node-item {
            background: var(--light-bg);
            padding: 1rem;
            border-radius: 0.75rem;
            border-left: 4px solid var(--secondary);
            font-size: 0.9rem;
        }

        .node-item strong {
            display: block;
            color: var(--dark);
            margin-bottom: 0.25rem;
        }

        .timeline-box {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .timeline-step {
            display: flex;
            gap: 1.25rem;
            position: relative;
        }

        .timeline-step:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 2rem;
            left: 1rem;
            bottom: -1rem;
            width: 2px;
            background: #e2e8f0;
        }

        .timeline-num {
            width: 2rem;
            height: 2rem;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            font-weight: 700;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: var(--neon-glow);
        }

        .timeline-desc h4 {
            color: var(--dark);
            font-size: 1.1rem;
            margin-bottom: 0.25rem;
        }

        .timeline-desc p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin: 0;
        }

        /* Tech Standards Table */
        .table-responsive {
            overflow-x: auto;
            background: var(--card-bg);
            border-radius: 1.25rem;
            border: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: 0 4px 6px rgba(0,0,0,0.01);
            margin-bottom: 2rem;
        }

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

        th {
            background-color: var(--light-bg);
            color: var(--dark);
            padding: 1.25rem;
            font-weight: 600;
            border-bottom: 2px solid #e2e8f0;
        }

        td {
            padding: 1.25rem;
            border-bottom: 1px solid #edf2f7;
            color: var(--text-main);
        }

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

        /* Rating Showcase */
        .rating-banner {
            background: linear-gradient(90deg, var(--dark) 0%, rgba(15, 23, 42, 0.95) 100%);
            color: white;
            border-radius: 1.5rem;
            padding: 3rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 3.5rem;
            box-shadow: var(--neon-glow);
        }

        .rating-stars {
            color: #fbbf24;
            font-size: 2.25rem;
            margin-bottom: 0.5rem;
        }

        .rating-details h3 {
            font-size: 1.75rem;
            margin-bottom: 0.5rem;
            color: white;
        }

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

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

        .score-max {
            font-size: 1.25rem;
            color: rgba(255, 255, 255, 0.6);
        }

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

        .review-card {
            background: var(--card-bg);
            border-radius: 1rem;
            padding: 2rem;
            border: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: 0 4px 6px rgba(0,0,0,0.01);
            position: relative;
        }

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

        .review-author {
            display: flex;
            align-items: center;
            gap: 1rem;
            border-top: 1px solid #edf2f7;
            padding-top: 1rem;
        }

        .author-avatar {
            width: 2.75rem;
            height: 2.75rem;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 700;
            font-size: 1rem;
        }

        .author-info h4 {
            font-size: 0.95rem;
            color: var(--dark);
            margin-bottom: 0.15rem;
        }

        .author-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* Token Price Reference Table */
        .pricing-section {
            background-color: var(--card-bg);
            border-radius: 1.5rem;
            padding: 3rem;
            border: 1px solid rgba(139, 92, 246, 0.15);
            box-shadow: var(--neon-glow);
        }

        /* Vocational & AI Training Course Grid */
        .course-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .course-card {
            background: var(--card-bg);
            border-radius: 1.25rem;
            overflow: hidden;
            border: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: 0 4px 6px rgba(0,0,0,0.01);
            transition: var(--transition);
        }

        .course-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--neon-glow);
            border-color: rgba(139, 92, 246, 0.2);
        }

        .course-header {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            padding: 1.75rem;
            text-align: center;
        }

        .course-header h3 {
            font-size: 1.25rem;
            margin: 0;
        }

        .course-body {
            padding: 2rem;
        }

        .course-body ul {
            list-style: none;
            padding: 0;
            margin-bottom: 1.5rem;
        }

        .course-body li {
            position: relative;
            padding-left: 1.5rem;
            margin-bottom: 0.75rem;
            font-size: 0.95rem;
            color: var(--text-main);
        }

        .course-body li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--secondary);
            font-weight: bold;
        }

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

        .faq-item {
            background: var(--card-bg);
            border-radius: 0.75rem;
            border: 1px solid rgba(226, 232, 240, 0.8);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-header-btn {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 1.25rem 1.5rem;
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }

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

        .faq-item.active .faq-header-btn::after {
            transform: rotate(45deg);
        }

        .faq-item.active {
            border-color: rgba(139, 92, 246, 0.3);
            box-shadow: 0 4px 12px rgba(139, 92, 246, 0.05);
        }

        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background-color: rgba(248, 250, 252, 0.5);
        }

        .faq-content p {
            padding: 1.25rem 1.5rem;
            margin: 0;
            color: var(--text-muted);
            font-size: 0.95rem;
            border-top: 1px solid #edf2f7;
        }

        /* Troubleshooting & Glossary Grid */
        .trouble-glossary-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
        }

        .trouble-box, .glossary-box {
            background: var(--card-bg);
            padding: 2.5rem;
            border-radius: 1.5rem;
            border: 1px solid rgba(226, 232, 240, 0.8);
        }

        .trouble-box h3, .glossary-box h3 {
            font-size: 1.5rem;
            color: var(--dark);
            margin-bottom: 1.5rem;
            border-bottom: 2px solid var(--secondary);
            padding-bottom: 0.5rem;
        }

        .step-list, .glossary-list {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }

        .step-list-item h4 {
            color: var(--primary);
            font-size: 1.05rem;
            margin-bottom: 0.25rem;
        }

        .glossary-list-item h4 {
            color: var(--dark);
            font-size: 1.05rem;
            margin-bottom: 0.25rem;
        }

        .step-list-item p, .glossary-list-item p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin: 0;
        }

        /* Knowledge Base Articles */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .article-card {
            background: var(--card-bg);
            border-radius: 1rem;
            padding: 2rem;
            border: 1px solid rgba(226, 232, 240, 0.8);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--neon-glow);
            border-color: rgba(139, 92, 246, 0.2);
        }

        .article-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 0.75rem;
        }

        .article-card h3 {
            font-size: 1.2rem;
            color: var(--dark);
            margin-bottom: 1rem;
            line-height: 1.4;
        }

        .article-card a {
            text-decoration: none;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
            transition: var(--transition);
        }

        .article-card a:hover {
            color: var(--secondary);
        }

        /* Contact & Agency Form Section */
        .contact-layout {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 3.5rem;
        }

        .contact-info {
            background: linear-gradient(135deg, var(--dark) 0%, #1e1b4b 100%);
            color: white;
            padding: 3rem;
            border-radius: 1.5rem;
            box-shadow: var(--neon-glow);
        }

        .contact-info h3 {
            font-size: 1.75rem;
            color: white;
            margin-bottom: 1rem;
        }

        .contact-info p {
            color: rgba(255,255,255,0.7);
            margin-bottom: 2rem;
        }

        .info-list {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            margin-bottom: 2.5rem;
        }

        .info-item {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .info-icon {
            color: var(--secondary);
            font-size: 1.25rem;
        }

        .contact-qr-wrapper {
            background: rgba(255, 255, 255, 0.05);
            padding: 1.5rem;
            border-radius: 1rem;
            text-align: center;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .contact-qr-wrapper img {
            max-width: 150px;
            border-radius: 0.5rem;
            margin-bottom: 0.5rem;
        }

        .contact-qr-wrapper span {
            display: block;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.8);
        }

        /* Lead Form */
        .lead-form-box {
            background: var(--card-bg);
            padding: 3rem;
            border-radius: 1.5rem;
            border: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
        }

        .lead-form-box h3 {
            font-size: 1.75rem;
            color: var(--dark);
            margin-bottom: 1.5rem;
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.25rem;
            margin-bottom: 1.5rem;
        }

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

        .form-group-full {
            grid-column: span 2;
        }

        .form-group label {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--dark);
        }

        .form-group input, .form-group select, .form-group textarea {
            padding: 0.75rem 1rem;
            border-radius: 0.5rem;
            border: 1px solid #cbd5e1;
            background-color: var(--light-bg);
            font-family: inherit;
            font-size: 0.95rem;
            color: var(--dark);
            transition: var(--transition);
        }

        .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
            background-color: white;
            box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
        }

        /* Footer */
        footer {
            background-color: var(--dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 4rem 0 2rem 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 1fr;
            gap: 4rem;
            margin-bottom: 3rem;
        }

        .footer-brand p {
            font-size: 0.95rem;
            margin-top: 1rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
        }

        .footer-links h4, .footer-contact h4 {
            color: white;
            font-size: 1.1rem;
            margin-bottom: 1.25rem;
            position: relative;
            padding-bottom: 0.5rem;
        }

        .footer-links h4::after, .footer-contact h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background-color: var(--secondary);
        }

        .footer-links ul {
            list-style: none;
            padding: 0;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0.75rem;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }

        .footer-contact-list {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            font-size: 0.9rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

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

        .friend-links a {
            color: rgba(255, 255, 255, 0.45);
            text-decoration: none;
            transition: var(--transition);
        }

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

        /* Floating Sidebar Support Component */
        .floating-action-bar {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            z-index: 999;
        }

        .float-btn {
            width: 3.5rem;
            height: 3.5rem;
            border-radius: 50%;
            background-color: var(--card-bg);
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            border: 1px solid rgba(139, 92, 246, 0.2);
            transition: var(--transition);
            color: var(--primary);
            font-size: 1.25rem;
            position: relative;
        }

        .float-btn:hover {
            transform: translateY(-4px);
            box-shadow: var(--neon-glow-hover);
            background-color: var(--primary);
            color: white;
        }

        .float-qr-popup {
            position: absolute;
            bottom: 4rem;
            right: 0;
            background-color: var(--card-bg);
            border: 1px solid #e2e8f0;
            border-radius: 0.75rem;
            padding: 1rem;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            display: none;
            flex-direction: column;
            align-items: center;
            width: 160px;
        }

        .float-qr-popup img {
            width: 120px;
            height: 120px;
            margin-bottom: 0.5rem;
        }

        .float-qr-popup span {
            font-size: 0.75rem;
            color: var(--dark);
            font-weight: 600;
        }

        .float-btn:hover .float-qr-popup {
            display: flex;
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .about-layout, .prod-layout, .network-layout, .contact-layout, .trouble-glossary-layout {
                grid-template-columns: 1fr;
                gap: 2.5rem;
            }
            .services-grid, .solutions-grid, .course-grid, .reviews-grid, .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2.5rem;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 4.5rem;
                left: 0;
                right: 0;
                background-color: white;
                border-top: 1px solid #e2e8f0;
                box-shadow: 0 10px 15px rgba(0,0,0,0.05);
                padding: 1rem 1.5rem;
                gap: 0.5rem;
            }
            .nav-menu.active {
                display: flex;
            }
            .mobile-toggle {
                display: block;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 1.05rem;
            }
            .services-grid, .solutions-grid, .course-grid, .reviews-grid, .article-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .form-group-full {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 1rem;
                text-align: center;
            }
        }