/* CSS Reset & Variables */
        :root {
            --primary: #FF5722;
            --primary-hover: #F4511E;
            --primary-light: #FFF3E0;
            --accent: #FF9800;
            --dark: #1E1E24;
            --dark-light: #2D2D35;
            --text-main: #333333;
            --text-muted: #666666;
            --bg-light: #FAFAFA;
            --bg-white: #FFFFFF;
            --border-color: #EAEAEA;
            --container-width: 1200px;
            --transition-speed: 0.3s;
        }

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

        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
            color: var(--text-main);
            background-color: var(--bg-light);
        }

        body {
            line-height: 1.6;
        }

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

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

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

        .section-padding {
            padding: 80px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            color: var(--dark);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background-color: var(--primary);
            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: 12px 30px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 30px;
            transition: all var(--transition-speed);
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--bg-white);
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(255, 87, 34, 0.4);
        }

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

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

        /* Header Navigation */
        header {
            background-color: var(--bg-white);
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 70px;
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

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

        .ai-page-logo {
            height: 40px;
            width: auto;
        }

        .brand-name {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: 1px;
        }

        nav {
            display: flex;
            align-items: center;
            gap: 20px;
        }

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

        .nav-menu a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--dark-light);
            padding: 8px 12px;
            border-radius: 4px;
        }

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

        .nav-btn {
            background-color: var(--primary);
            color: var(--bg-white) !important;
            padding: 8px 18px !important;
            border-radius: 20px !important;
            transition: all var(--transition-speed);
        }

        .nav-btn:hover {
            background-color: var(--primary-hover) !important;
            box-shadow: 0 4px 10px rgba(255, 87, 34, 0.3);
        }

        /* Mobile Menu Toggle */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
        }

        .menu-toggle span {
            width: 25px;
            height: 3px;
            background-color: var(--dark);
            transition: all 0.3s;
        }

        /* 1. Hero Section (NO IMAGES, pure CSS and color glow) */
        .hero {
            background: radial-gradient(circle at 80% 20%, rgba(255, 87, 34, 0.15), transparent 50%),
                        radial-gradient(circle at 10% 80%, rgba(255, 152, 0, 0.1), transparent 50%),
                        var(--dark);
            color: var(--bg-white);
            padding: 100px 0 80px 0;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(30, 30, 36, 0) 0%, rgba(30, 30, 36, 0.8) 100%);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 2.6rem;
            line-height: 1.3;
            margin-bottom: 20px;
            font-weight: 800;
            background: linear-gradient(135deg, #FFF 60%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-tagline {
            font-size: 1.2rem;
            color: #CCCCCC;
            margin-bottom: 30px;
            border-left: 4px solid var(--primary);
            padding-left: 15px;
        }

        .hero-actions {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .hero-features {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 30px;
        }

        .hero-feat-item {
            display: flex;
            flex-direction: column;
        }

        .hero-feat-item .num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
        }

        .hero-feat-item .label {
            font-size: 0.85rem;
            color: #AAAAAA;
        }

        /* Hero Right Side - Live AIGC Console Simulation */
        .hero-console {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            padding: 24px;
            backdrop-filter: blur(10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.5);
        }

        .console-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding-bottom: 10px;
        }

        .console-dots {
            display: flex;
            gap: 6px;
        }

        .console-dots span {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            display: inline-block;
        }
        .dot-red { background-color: #FF5F56; }
        .dot-yellow { background-color: #FFBD2E; }
        .dot-green { background-color: #27C93F; }

        .console-tab {
            font-size: 0.8rem;
            color: var(--accent);
            font-family: monospace;
        }

        .console-body {
            font-family: monospace;
            font-size: 0.9rem;
            color: #E0E0E0;
        }

        .console-line {
            margin-bottom: 10px;
            display: flex;
            gap: 8px;
        }

        .console-prompt {
            color: var(--primary);
        }

        .console-input {
            animation: blink 1s infinite;
        }

        @keyframes blink {
            50% { opacity: 0; }
        }

        /* 2. About Us Section */
        .about {
            background-color: var(--bg-white);
        }

        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin-bottom: 20px;
        }

        .about-text p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 1.05rem;
            line-height: 1.8;
        }

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

        .stat-card {
            background-color: var(--bg-light);
            border-left: 4px solid var(--primary);
            padding: 20px;
            border-radius: 0 8px 8px 0;
            transition: transform var(--transition-speed);
        }

        .stat-card:hover {
            transform: translateY(-3px);
        }

        .stat-card h4 {
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 5px;
        }

        .stat-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        /* 3. AIGC Models & Services (Model Wall) */
        .models-section {
            background-color: var(--bg-light);
        }

        .model-wall {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-top: 30px;
        }

        .model-tag {
            background-color: var(--bg-white);
            color: var(--dark-light);
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            border: 1px solid var(--border-color);
            transition: all var(--transition-speed);
            cursor: default;
        }

        .model-tag:hover {
            background-color: var(--primary);
            color: var(--bg-white);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        /* 4. One-stop Production Capabilities */
        .production {
            background-color: var(--bg-white);
        }

        .grid-3col {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .prod-card {
            background-color: var(--bg-light);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 30px;
            transition: all var(--transition-speed);
            position: relative;
            overflow: hidden;
        }

        .prod-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background-color: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-speed);
        }

        .prod-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.08);
            border-color: var(--primary-light);
        }

        .prod-card:hover::before {
            transform: scaleX(1);
        }

        .prod-icon {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 20px;
        }

        .prod-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: var(--dark);
        }

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

        /* 5. Industry Solutions */
        .solutions {
            background: linear-gradient(180deg, var(--bg-light) 0%, #FFF 100%);
        }

        .sol-tabs {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .sol-tab-btn {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 10px 24px;
            border-radius: 30px;
            cursor: pointer;
            font-weight: 500;
            transition: all var(--transition-speed);
        }

        .sol-tab-btn.active, .sol-tab-btn:hover {
            background-color: var(--primary);
            color: var(--bg-white);
            border-color: var(--primary);
        }

        .sol-content-box {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.02);
        }

        .sol-panel {
            display: none;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .sol-panel.active {
            display: grid;
        }

        .sol-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--dark);
        }

        .sol-info ul {
            list-style: none;
            margin-bottom: 25px;
        }

        .sol-info li {
            position: relative;
            padding-left: 25px;
            margin-bottom: 12px;
            color: var(--text-muted);
        }

        .sol-info li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: bold;
        }

        /* 6. Service Network & 8. Tech Standards & 7. Standard Flow */
        .network-standards {
            background-color: var(--bg-light);
        }

        .info-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .network-box, .standards-box {
            background-color: var(--bg-white);
            border-radius: 12px;
            padding: 35px;
            border: 1px solid var(--border-color);
        }

        .network-box h3, .standards-box h3 {
            font-size: 1.4rem;
            margin-bottom: 20px;
            color: var(--dark);
            border-bottom: 2px solid var(--primary-light);
            padding-bottom: 10px;
        }

        .city-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
        }

        .city-item {
            background-color: var(--bg-light);
            padding: 10px;
            text-align: center;
            border-radius: 6px;
            font-size: 0.9rem;
            color: var(--text-main);
            border: 1px solid transparent;
            transition: all 0.3s;
        }

        .city-item:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .std-list {
            list-style: none;
        }

        .std-item {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.95rem;
        }

        .std-item span:last-child {
            color: var(--primary);
            font-weight: 600;
        }

        /* 7. Process Timeline */
        .process-timeline {
            margin-top: 50px;
            background-color: var(--bg-white);
            border-radius: 12px;
            padding: 40px;
            border: 1px solid var(--border-color);
        }

        .process-title {
            text-align: center;
            font-size: 1.5rem;
            color: var(--dark);
            margin-bottom: 30px;
        }

        .timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .timeline-item {
            text-align: center;
            position: relative;
        }

        .timeline-step {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--primary);
            color: var(--bg-white);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 15px auto;
            font-weight: bold;
            z-index: 2;
            position: relative;
        }

        .timeline-item h4 {
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--dark);
        }

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

        /* 9. Case Center */
        .cases {
            background-color: var(--bg-white);
        }

        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .case-card {
            background-color: var(--bg-light);
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: all var(--transition-speed);
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.08);
        }

        .case-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/10;
        }

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

        .case-card:hover .case-img-wrap img {
            transform: scale(1.08);
        }

        .case-info {
            padding: 24px;
        }

        .case-tag {
            display: inline-block;
            background-color: var(--primary-light);
            color: var(--primary);
            padding: 4px 10px;
            font-size: 0.75rem;
            border-radius: 4px;
            margin-bottom: 12px;
            font-weight: 600;
        }

        .case-info h3 {
            font-size: 1.2rem;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .case-info p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.5;
        }

        /* 10. Evaluation & 12. Token comparison */
        .evaluation-section {
            background-color: var(--bg-light);
        }

        .eval-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .eval-box {
            background-color: var(--bg-white);
            border-radius: 12px;
            padding: 35px;
            border: 1px solid var(--border-color);
            box-shadow: 0 5px 20px rgba(0,0,0,0.02);
        }

        .eval-score-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 1px solid var(--border-color);
        }

        .score-number {
            font-size: 3.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }

        .score-stars {
            color: #FFB300;
            font-size: 1.5rem;
        }

        .eval-table {
            width: 100%;
            border-collapse: collapse;
        }

        .eval-table th, .eval-table td {
            padding: 12px;
            text-align: left;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.9rem;
        }

        .eval-table th {
            font-weight: bold;
            color: var(--dark);
        }

        .eval-table td strong {
            color: var(--primary);
        }

        .token-box {
            background-color: var(--bg-white);
            border-radius: 12px;
            padding: 35px;
            border: 1px solid var(--border-color);
            box-shadow: 0 5px 20px rgba(0,0,0,0.02);
        }

        .token-list {
            margin-top: 20px;
        }

        .token-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .token-row:last-child {
            border-bottom: none;
        }

        .token-name {
            font-weight: 600;
            color: var(--dark);
        }

        .token-price {
            color: var(--primary);
            font-weight: bold;
        }

        /* 13. Vocational & 14. AI Training */
        .training {
            background-color: var(--bg-white);
        }

        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .course-card {
            background-color: var(--bg-light);
            border-radius: 12px;
            border: 1px solid var(--border-color);
            padding: 30px;
            transition: all var(--transition-speed);
        }

        .course-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.08);
            border-color: var(--primary);
        }

        .course-badge {
            background-color: var(--primary);
            color: var(--bg-white);
            font-size: 0.8rem;
            padding: 4px 12px;
            border-radius: 4px;
            display: inline-block;
            margin-bottom: 15px;
        }

        .course-card h3 {
            font-size: 1.3rem;
            color: var(--dark);
            margin-bottom: 15px;
        }

        .course-details {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            list-style: none;
        }

        .course-details li {
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .course-details li::before {
            content: '●';
            color: var(--accent);
            font-size: 0.8rem;
        }

        /* User Testimonials */
        .testimonials {
            background-color: var(--bg-light);
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .testi-card {
            background-color: var(--bg-white);
            border-radius: 12px;
            padding: 30px;
            border: 1px solid var(--border-color);
            box-shadow: 0 5px 15px rgba(0,0,0,0.01);
            position: relative;
        }

        .testi-text {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 20px;
            font-style: italic;
        }

        .testi-user {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .user-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background-color: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2rem;
        }

        .user-info h4 {
            font-size: 0.95rem;
            color: var(--dark);
        }

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

        /* 15. Help & 16. FAQ & 17. Self Troubleshoot & 18. Glossary */
        .help-faq-section {
            background-color: var(--bg-white);
        }

        .faq-layout {
            display: grid;
            grid-template-columns: 1.3fr 0.7fr;
            gap: 40px;
        }

        .faq-container {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

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

        .faq-item.active {
            border-color: var(--primary-light);
            box-shadow: 0 4px 12px rgba(255, 87, 34, 0.05);
            background-color: var(--bg-white);
        }

        .faq-question {
            padding: 18px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            color: var(--dark);
            user-select: none;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background-color: var(--bg-white);
        }

        .faq-answer-content {
            padding: 0 24px 24px 24px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .faq-icon {
            transition: transform 0.3s;
            font-size: 1.2rem;
            color: var(--primary);
        }

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

        .glossary-trouble {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

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

        .sidebar-card h3 {
            font-size: 1.2rem;
            color: var(--dark);
            margin-bottom: 15px;
            border-left: 4px solid var(--primary);
            padding-left: 10px;
        }

        .trouble-list {
            list-style: none;
        }

        .trouble-list li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.9rem;
        }

        .trouble-list li:last-child {
            border-bottom: none;
        }

        .trouble-list a {
            color: var(--text-main);
        }

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

        .glossary-terms {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .term-item h4 {
            font-size: 0.95rem;
            color: var(--primary);
            margin-bottom: 3px;
        }

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

        /* 19. Articles & Knowledge Base */
        .articles-section {
            background-color: var(--bg-light);
        }

        .articles-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 25px;
        }

        .article-card {
            background-color: var(--bg-white);
            border-radius: 8px;
            padding: 20px;
            border: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: all var(--transition-speed);
        }

        .article-card:hover {
            border-color: var(--primary-light);
            box-shadow: 0 4px 15px rgba(0,0,0,0.03);
            transform: translateY(-2px);
        }

        .article-card h3 {
            font-size: 1.1rem;
            color: var(--dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .article-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        .article-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: #999;
        }

        .article-link {
            color: var(--primary) !important;
            font-weight: 600;
        }

        /* 11. Match Form & 20. Contact & 21. Agency */
        .contact-section {
            background-color: var(--bg-white);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
        }

        .form-box {
            background-color: var(--bg-light);
            border-radius: 12px;
            padding: 40px;
            border: 1px solid var(--border-color);
        }

        .form-box h3 {
            font-size: 1.5rem;
            color: var(--dark);
            margin-bottom: 25px;
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--dark-light);
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            background-color: var(--bg-white);
            font-size: 1rem;
            transition: all var(--transition-speed);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 87, 34, 0.1);
        }

        select.form-control {
            appearance: none;
            background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            background-size: 16px;
        }

        .info-box {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .contact-info-card, .agent-card {
            background-color: var(--bg-light);
            border-radius: 12px;
            padding: 30px;
            border: 1px solid var(--border-color);
        }

        .contact-info-card h3, .agent-card h3 {
            font-size: 1.3rem;
            color: var(--dark);
            margin-bottom: 20px;
            border-left: 4px solid var(--primary);
            padding-left: 10px;
        }

        .contact-details-list {
            list-style: none;
        }

        .contact-details-list li {
            margin-bottom: 12px;
            font-size: 0.95rem;
            display: flex;
            gap: 10px;
        }

        .contact-details-list li strong {
            color: var(--dark);
            min-width: 80px;
        }

        .qr-codes {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            margin-top: 25px;
            justify-items: center;
        }

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

        .qr-item img {
            width: 140px;
            height: 140px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            margin-bottom: 8px;
        }

        .qr-item span {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: block;
        }

        /* Footer */
        footer {
            background-color: var(--dark);
            color: #CCCCCC;
            padding: 60px 0 30px 0;
            font-size: 0.9rem;
            border-top: 4px solid var(--primary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand h3 {
            color: var(--bg-white);
            font-size: 1.4rem;
            margin-bottom: 15px;
        }

        .footer-brand p {
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .footer-links h4, .footer-friend h4 {
            color: var(--bg-white);
            font-size: 1.1rem;
            margin-bottom: 15px;
            position: relative;
            padding-bottom: 8px;
        }

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

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

        .footer-links a {
            color: #AAAAAA;
        }

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

        .footer-friend-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .footer-friend-list a {
            background-color: var(--dark-light);
            color: #AAA;
            padding: 5px 12px;
            border-radius: 4px;
            font-size: 0.8rem;
        }

        .footer-friend-list a:hover {
            background-color: var(--primary);
            color: var(--bg-white);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .footer-copyright {
            color: #777777;
        }

        .footer-copyright a {
            color: var(--primary);
        }

        /* Float Customer Service */
        .float-cs {
            position: fixed;
            right: 20px;
            bottom: 40px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-item {
            width: 50px;
            height: 50px;
            background-color: var(--bg-white);
            border-radius: 50%;
            box-shadow: 0 4px 15px rgba(0,0,0,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            position: relative;
            transition: all var(--transition-speed);
            border: 1px solid var(--border-color);
        }

        .float-item:hover {
            background-color: var(--primary);
            color: var(--bg-white);
            transform: translateY(-3px);
        }

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

        .float-item .tooltip {
            position: absolute;
            right: 60px;
            background-color: var(--dark);
            color: var(--bg-white);
            padding: 10px 15px;
            border-radius: 6px;
            font-size: 0.85rem;
            white-space: nowrap;
            opacity: 0;
            visibility: hidden;
            transition: all var(--transition-speed);
            box-shadow: 0 4px 10px rgba(0,0,0,0.2);
        }

        .float-item:hover .tooltip {
            opacity: 1;
            visibility: visible;
            right: 65px;
        }

        .float-item .tooltip-qr {
            width: 140px;
            text-align: center;
        }

        .float-item .tooltip-qr img {
            width: 120px;
            height: 120px;
            margin-bottom: 5px;
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .hero-tagline {
                border-left: none;
                border-bottom: 2px solid var(--primary);
                padding-left: 0;
                padding-bottom: 15px;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-features {
                justify-content: center;
            }
            .grid-3col, .cases-grid, .training-grid, .testimonials-grid {
                grid-template-columns: 1fr 1fr;
            }
            .about-grid, .info-grid, .eval-grid, .faq-layout, .contact-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            header {
                position: relative;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background-color: var(--bg-white);
                box-shadow: 0 4px 10px rgba(0,0,0,0.1);
                padding: 20px;
                gap: 15px;
            }
            .nav-menu.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .grid-3col, .cases-grid, .training-grid, .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .timeline {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .timeline-item::after {
                display: none;
            }
            .sol-panel {
                grid-template-columns: 1fr;
            }
            .city-list {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }