/* CSS reset & variables */
        :root {
            --primary: #4f46e5;
            --primary-light: #6366f1;
            --secondary: #06b6d4;
            --dark: #0f172a;
            --light: #f8fafc;
            --gray: #64748b;
            --border: #e2e8f0;
            --white: #ffffff;
            --gradient: linear-gradient(135deg, #6366f1 0%, #3b82f6 50%, #06b6d4 100%);
            --gradient-hover: linear-gradient(135deg, #4f46e5 0%, #2563eb 50%, #0891b2 100%);
            --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.12);
            --radius: 12px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

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

        ul {
            list-style: none;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Utility classes */
        .section-padding {
            padding: 80px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-header h2 {
            font-size: 2.2rem;
            color: var(--dark);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        .section-header p {
            color: var(--gray);
            font-size: 1.1rem;
        }
        .badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(99, 102, 241, 0.1);
            color: var(--primary);
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 15px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius);
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }
        .btn-primary {
            background: var(--gradient);
            color: var(--white);
            box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
        }
        .btn-primary:hover {
            background: var(--gradient-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
        }
        .btn-outline {
            border: 2px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: var(--white);
            transform: translateY(-2px);
        }

        /* Navigation */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
            transition: var(--transition);
        }
        .header-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .ai-page-logo {
            height: 40px;
            width: auto;
        }
        .logo-text {
            font-size: 1.3rem;
            font-weight: 700;
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            gap: 20px;
        }
        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--dark);
            padding: 8px 12px;
            border-radius: 6px;
        }
        .nav-link:hover {
            color: var(--primary);
            background: rgba(99, 102, 241, 0.05);
        }
        .nav-btn {
            padding: 8px 20px;
            font-size: 0.9rem;
        }
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--dark);
        }

        /* Hero Section */
        .hero {
            padding-top: 140px;
            padding-bottom: 100px;
            background: radial-gradient(circle at 90% 10%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
                        radial-gradient(circle at 10% 80%, rgba(99, 102, 241, 0.08) 0%, transparent 40%);
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border), transparent);
        }
        .hero-content {
            max-width: 850px;
            margin: 0 auto;
        }
        .hero h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--dark);
            margin-bottom: 24px;
            letter-spacing: -0.5px;
        }
        .hero h1 span {
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero p {
            font-size: 1.25rem;
            color: var(--gray);
            margin-bottom: 40px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 50px;
        }
        .hero-badge-container {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .hero-badge-item {
            background: var(--white);
            border: 1px solid var(--border);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--dark);
            display: flex;
            align-items: center;
            gap: 6px;
            box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
        }
        .hero-badge-item span {
            color: var(--secondary);
            font-weight: bold;
        }

        /* Metric Indicators */
        .metrics {
            margin-top: -40px;
            position: relative;
            z-index: 10;
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }
        .metric-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 25px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .metric-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-light);
        }
        .metric-num {
            font-size: 2.2rem;
            font-weight: 800;
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 5px;
        }
        .metric-title {
            font-size: 0.95rem;
            color: var(--gray);
            font-weight: 500;
        }

        /* Section: About Us */
        .about {
            background: var(--white);
        }
        .about-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .about-content h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
        }
        .about-content p {
            color: var(--gray);
            margin-bottom: 25px;
        }
        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .about-feat-item {
            display: flex;
            gap: 12px;
        }
        .about-feat-icon {
            color: var(--secondary);
            font-size: 1.2rem;
            margin-top: 3px;
        }
        .about-feat-text h4 {
            font-size: 1rem;
            margin-bottom: 5px;
        }
        .about-feat-text p {
            font-size: 0.85rem;
            margin-bottom: 0;
        }
        .about-visual {
            background: var(--light);
            border-radius: var(--radius);
            padding: 30px;
            border: 1px solid var(--border);
        }
        .about-visual-tag {
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .about-visual-title {
            font-size: 1.4rem;
            margin-bottom: 15px;
        }
        .platform-logos {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
            margin-top: 25px;
        }
        .platform-logo-item {
            background: var(--white);
            border: 1px solid var(--border);
            padding: 8px;
            border-radius: 8px;
            text-align: center;
            font-size: 0.8rem;
            font-weight: 500;
            box-shadow: 0 2px 4px rgba(0,0,0,0.02);
        }

        /* AIGC Services & Models */
        .services {
            background: var(--light);
        }
        .platform-pool {
            margin-top: 30px;
            background: var(--white);
            border: 1px solid var(--border);
            padding: 30px;
            border-radius: var(--radius);
            text-align: center;
        }
        .platform-pool h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
        }
        .pool-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
        }
        .pool-tag {
            background: var(--light);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .pool-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--white);
            transform: translateY(-2px);
        }

        /* Card Grids for Production, Solutions, etc. */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }
        .card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
        }
        .card-icon {
            width: 50px;
            height: 50px;
            background: rgba(99, 102, 241, 0.1);
            color: var(--primary);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 20px;
        }
        .card h3 {
            font-size: 1.25rem;
            margin-bottom: 12px;
        }
        .card p {
            color: var(--gray);
            font-size: 0.95rem;
            flex-grow: 1;
            margin-bottom: 20px;
        }
        .card-link {
            font-weight: 600;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 5px;
            font-size: 0.9rem;
        }
        .card-link:hover {
            gap: 8px;
        }

        /* National Network Section */
        .network {
            background: var(--white);
        }
        .network-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .network-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
        }
        .network-info p {
            color: var(--gray);
            margin-bottom: 25px;
        }
        .network-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        .network-item {
            background: var(--light);
            border: 1px solid var(--border);
            padding: 15px;
            border-radius: 8px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .network-dot {
            width: 8px;
            height: 8px;
            background: var(--secondary);
            border-radius: 50%;
            display: inline-block;
        }
        .network-visual {
            background: var(--light);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 40px 20px;
            text-align: center;
            position: relative;
        }
        .network-stat {
            background: var(--white);
            padding: 15px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            max-width: 250px;
            margin: 0 auto 20px auto;
        }
        .network-stat-num {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
        }

        /* Process Section */
        .process {
            background: var(--light);
        }
        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 25px;
            position: relative;
        }
        .process-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 25px;
            text-align: center;
            position: relative;
            transition: var(--transition);
        }
        .process-card:hover {
            transform: translateY(-5px);
            border-color: var(--secondary);
        }
        .process-num {
            width: 40px;
            height: 40px;
            background: var(--gradient);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            margin: 0 auto 15px auto;
        }
        .process-card h3 {
            font-size: 1.1rem;
            margin-bottom: 10px;
        }
        .process-card p {
            color: var(--gray);
            font-size: 0.85rem;
        }

        /* Technical Standards */
        .standards {
            background: var(--white);
        }
        .standards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }
        .standard-card {
            border-left: 4px solid var(--primary);
            padding: 20px 25px;
            background: var(--light);
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .standard-card h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: var(--dark);
        }
        .standard-card p {
            color: var(--gray);
            font-size: 0.9rem;
        }

        /* Case Studies (with images) */
        .cases {
            background: var(--light);
        }
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }
        .case-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
        }
        .case-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }
        .case-image-wrap {
            position: relative;
            overflow: hidden;
            background: #eee;
            aspect-ratio: 16 / 10;
        }
        .case-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .case-card:hover .case-image-wrap img {
            transform: scale(1.05);
        }
        .case-tag {
            position: absolute;
            top: 15px;
            left: 15px;
            background: rgba(15, 23, 42, 0.8);
            backdrop-filter: blur(4px);
            color: var(--white);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .case-body {
            padding: 25px;
        }
        .case-body h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
        }
        .case-body p {
            color: var(--gray);
            font-size: 0.9rem;
            margin-bottom: 15px;
        }
        .case-metric {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--secondary);
            border: 1px solid rgba(6, 182, 212, 0.2);
            padding: 3px 10px;
            border-radius: 4px;
            background: rgba(6, 182, 212, 0.05);
        }

        /* Comparison & Evaluation */
        .comparison {
            background: var(--white);
        }
        .score-banner {
            background: var(--gradient);
            color: var(--white);
            border-radius: var(--radius);
            padding: 40px;
            text-align: center;
            margin-bottom: 40px;
        }
        .score-title {
            font-size: 1.4rem;
            opacity: 0.9;
            margin-bottom: 10px;
        }
        .score-number {
            font-size: 4rem;
            font-weight: 900;
            line-height: 1;
            margin-bottom: 10px;
        }
        .score-stars {
            font-size: 1.8rem;
            color: #fbbf24;
            margin-bottom: 15px;
        }
        .score-desc {
            font-size: 1.1rem;
            opacity: 0.9;
        }
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border-radius: var(--radius);
            border: 1px solid var(--border);
        }
        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            background: var(--white);
            min-width: 700px;
        }
        th, td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border);
            font-size: 0.95rem;
        }
        th {
            background: var(--light);
            font-weight: 700;
            color: var(--dark);
        }
        tr:last-child td {
            border-bottom: none;
        }
        .highlight-col {
            background: rgba(99, 102, 241, 0.03);
            font-weight: 600;
            color: var(--primary);
        }

        /* Smart Matching (Interactive Selector) */
        .matching {
            background: var(--light);
        }
        .matching-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .matching-title {
            font-size: 1.5rem;
            margin-bottom: 25px;
            text-align: center;
        }
        .matching-options {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 15px;
            margin-bottom: 30px;
        }
        .matching-opt {
            border: 2px solid var(--border);
            border-radius: 8px;
            padding: 15px;
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
        }
        .matching-opt:hover {
            border-color: var(--primary-light);
            background: rgba(99, 102, 241, 0.02);
        }
        .matching-opt.active {
            border-color: var(--primary);
            background: rgba(99, 102, 241, 0.05);
            color: var(--primary);
        }
        .matching-result {
            background: var(--light);
            border: 1px dashed var(--primary);
            border-radius: 8px;
            padding: 20px;
            text-align: center;
            display: none;
        }

        /* Token 比价 */
        .token-pricing {
            background: var(--white);
        }
        .price-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 25px;
        }
        .price-card {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px;
            background: var(--white);
            text-align: center;
            position: relative;
            transition: var(--transition);
        }
        .price-card:hover {
            transform: translateY(-5px);
            border-color: var(--secondary);
            box-shadow: var(--shadow-lg);
        }
        .price-card.featured {
            border-color: var(--primary);
            box-shadow: var(--shadow);
            background: linear-gradient(180deg, rgba(99, 102, 241, 0.02) 0%, var(--white) 100%);
        }
        .price-card.featured::before {
            content: "全网低价首选";
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--gradient);
            color: var(--white);
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
        }
        .price-name {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .price-val {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            margin: 15px 0;
        }
        .price-val span {
            font-size: 0.9rem;
            color: var(--gray);
            font-weight: normal;
        }
        .price-list {
            margin-bottom: 25px;
            text-align: left;
            font-size: 0.9rem;
        }
        .price-list li {
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .price-list li::before {
            content: "✓";
            color: #10b981;
            font-weight: bold;
        }

        /* Training & Certification */
        .training {
            background: var(--light);
        }
        .training-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }
        .training-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 25px;
            transition: var(--transition);
            border-top: 4px solid var(--secondary);
        }
        .training-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        .training-card h3 {
            font-size: 1.15rem;
            margin-bottom: 12px;
        }
        .training-card p {
            color: var(--gray);
            font-size: 0.85rem;
            margin-bottom: 15px;
        }
        .training-tag {
            display: inline-block;
            background: var(--light);
            font-size: 0.75rem;
            padding: 3px 8px;
            border-radius: 4px;
            color: var(--gray);
        }

        /* FAQ Section */
        .faq {
            background: var(--white);
        }
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: 8px;
            margin-bottom: 15px;
            background: var(--white);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-header {
            padding: 20px;
            font-weight: 600;
            font-size: 1.05rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
        }
        .faq-header::after {
            content: "+";
            font-size: 1.3rem;
            color: var(--primary);
            transition: var(--transition);
        }
        .faq-item.active .faq-header::after {
            transform: rotate(45deg);
        }
        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
            background: var(--light);
        }
        .faq-content {
            padding: 20px;
            font-size: 0.95rem;
            color: var(--gray);
            border-top: 1px solid var(--border);
        }
        .faq-item.active .faq-body {
            max-height: 1000px;
            transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
        }

        /* Troubleshooting Section */
        .troubleshoot {
            background: var(--light);
        }
        .troubleshoot-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }
        .troubleshoot-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 25px;
        }
        .troubleshoot-card h3 {
            font-size: 1.1rem;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .troubleshoot-card h3::before {
            content: "!";
            display: inline-flex;
            width: 20px;
            height: 20px;
            background: #ef4444;
            color: white;
            border-radius: 50%;
            font-size: 0.8rem;
            align-items: center;
            justify-content: center;
        }
        .troubleshoot-card p {
            font-size: 0.9rem;
            color: var(--gray);
        }

        /* AI Glossary & Tags Cloud */
        .glossary {
            background: var(--white);
        }
        .glossary-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }
        .glossary-item {
            background: var(--light);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
        }
        .glossary-item dt {
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 5px;
        }
        .glossary-item dd {
            font-size: 0.85rem;
            color: var(--gray);
        }

        /* Knowledge Base / Articles Section */
        .articles {
            background: var(--light);
        }
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }
        .article-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 25px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition);
        }
        .article-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }
        .article-meta {
            font-size: 0.8rem;
            color: var(--gray);
            margin-bottom: 10px;
        }
        .article-card h3 {
            font-size: 1.1rem;
            margin-bottom: 15px;
            line-height: 1.4;
        }
        .article-card h3 a:hover {
            color: var(--primary);
        }

        /* Franchise / Agency */
        .agency {
            background: var(--white);
        }
        .agency-box {
            background: var(--light);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 40px;
            display: grid;
            grid-template-columns: 3fr 2fr;
            gap: 40px;
            align-items: center;
        }
        .agency-left h3 {
            font-size: 1.6rem;
            margin-bottom: 15px;
        }
        .agency-left p {
            color: var(--gray);
            margin-bottom: 25px;
        }
        .agency-features {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-bottom: 25px;
        }
        .agency-feat-item {
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
        }
        .agency-feat-item::before {
            content: "✔";
            color: var(--secondary);
        }
        .agency-right {
            text-align: center;
            border-left: 1px solid var(--border);
            padding-left: 40px;
        }
        .agency-stat {
            margin-bottom: 20px;
        }
        .agency-stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
        }

        /* Testimonials / Customer Reviews */
        .testimonials {
            background: var(--light);
        }
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }
        .review-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 25px;
            transition: var(--transition);
        }
        .review-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        .review-user {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 15px;
        }
        .review-avatar {
            width: 45px;
            height: 45px;
            background: var(--gradient);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 700;
            font-size: 1.1rem;
        }
        .review-meta h4 {
            font-size: 0.95rem;
            margin-bottom: 2px;
        }
        .review-meta span {
            font-size: 0.8rem;
            color: var(--gray);
        }
        .review-content {
            font-size: 0.9rem;
            color: var(--gray);
            line-height: 1.5;
        }

        /* Contact & Form Section */
        .contact {
            background: var(--white);
        }
        .contact-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
        }
        .contact-info-block {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .contact-details {
            margin-bottom: 30px;
        }
        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            margin-bottom: 20px;
        }
        .contact-icon {
            color: var(--primary);
            font-size: 1.2rem;
            font-weight: bold;
        }
        .contact-text h4 {
            font-size: 0.95rem;
            margin-bottom: 2px;
        }
        .contact-text p, .contact-text a {
            font-size: 0.9rem;
            color: var(--gray);
        }
        .contact-qrs {
            display: flex;
            gap: 30px;
            margin-top: 25px;
        }
        .qr-card {
            text-align: center;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 15px;
            background: var(--light);
            max-width: 140px;
        }
        .qr-card img {
            width: 100px;
            height: 100px;
            margin: 0 auto 10px auto;
        }
        .qr-card span {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--dark);
        }
        .contact-form-block {
            background: var(--light);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 35px;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            font-family: inherit;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
        }
        textarea.form-control {
            resize: vertical;
            min-height: 100px;
        }
        .form-submit-btn {
            width: 100%;
        }

        /* Promo Banner Showcase */
        .showcase {
            background: var(--light);
            text-align: center;
        }
        .showcase-images {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-top: 30px;
        }
        .ai-page-image {
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            max-width: 100%;
            height: auto;
        }

        /* Footer */
        .footer {
            background: var(--dark);
            color: #94a3b8;
            padding: 60px 0 30px 0;
            border-top: 1px solid #1e293b;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            color: var(--white);
            margin-bottom: 15px;
            font-size: 1.4rem;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .footer-links h4 {
            color: var(--white);
            margin-bottom: 15px;
            font-size: 1rem;
        }
        .footer-links ul li {
            margin-bottom: 10px;
        }
        .footer-links ul li a {
            font-size: 0.9rem;
        }
        .footer-links ul li a:hover {
            color: var(--white);
            padding-left: 5px;
        }
        .friendship-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 15px;
            font-size: 0.85rem;
        }
        .friendship-links a {
            background: rgba(255,255,255,0.05);
            padding: 4px 10px;
            border-radius: 4px;
        }
        .friendship-links a:hover {
            background: rgba(255,255,255,0.1);
            color: var(--white);
        }
        .footer-bottom {
            border-top: 1px solid #1e293b;
            padding-top: 30px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
        }
        .footer-copyright {
            margin-bottom: 10px;
        }

        /* Floating customer service & Back to Top */
        .float-bar {
            position: fixed;
            bottom: 30px;
            right: 30px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            z-index: 999;
        }
        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--white);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
        }
        .float-btn:hover {
            transform: translateY(-3px);
            background: var(--primary);
            color: var(--white);
        }
        .float-btn-qr {
            position: absolute;
            bottom: 60px;
            right: 0;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 12px;
            box-shadow: var(--shadow-lg);
            display: none;
            text-align: center;
            width: 140px;
        }
        .float-btn-qr img {
            width: 110px;
            height: 110px;
        }
        .float-btn:hover .float-btn-qr {
            display: block;
        }

        /* Responsive adjustments */
        @media (max-width: 992px) {
            .about-wrapper, .network-grid, .contact-wrapper, .agency-box {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .agency-right {
                border-left: none;
                padding-left: 0;
                border-top: 1px solid var(--border);
                padding-top: 30px;
            }
            .hero h1 {
                font-size: 2.3rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: var(--white);
                border-bottom: 1px solid var(--border);
                flex-direction: column;
                padding: 20px;
                gap: 10px;
                box-shadow: var(--shadow-lg);
            }
            .nav-menu.active {
                display: flex;
            }
            .menu-toggle {
                display: block;
            }
            .section-header h2 {
                font-size: 1.8rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .hero-actions .btn {
                width: 100%;
                max-width: 280px;
            }
            .float-bar {
                bottom: 20px;
                right: 20px;
            }
        }