:root {
            --primary: #6366f1;
            --primary-light: #818cf8;
            --secondary: #06b6d4;
            --accent: #ff4785;
            --vibrant-grad: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
            --light-grad: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
            --glow-grad: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(6, 182, 212, 0.15) 100%);
            --text-dark: #0f172a;
            --text-gray: #475569;
            --text-light: #94a3b8;
            --white: #ffffff;
            --border: #e2e8f0;
            --border-hover: #cbd5e1;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --container-width: 1200px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* Base Reset */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
            color: var(--text-dark);
            background-color: #fafbfc;
            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;
        }

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

        /* Header Style */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.02);
            transition: var(--transition);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .ai-page-logo {
            height: 40px;
            width: auto;
        }
        .logo-text {
            font-size: 20px;
            font-weight: 800;
            background: var(--vibrant-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 24px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-gray);
        }
        .nav-link:hover, .nav-link.active {
            color: var(--primary);
        }
        .header-btns {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            border: none;
        }
        .btn-outline {
            border: 1px solid var(--border);
            background: transparent;
            color: var(--text-gray);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-vibrant {
            background: var(--vibrant-grad);
            color: var(--white);
            box-shadow: 0 4px 15px rgba(168, 85, 247, 0.3);
        }
        .btn-vibrant:hover {
            opacity: 0.95;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(168, 85, 247, 0.4);
        }

        /* Mobile Menu Toggle */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            border: none;
            background: none;
            padding: 4px;
        }
        .menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-dark);
            transition: var(--transition);
        }

        /* Section Layouts */
        section {
            padding: 96px 0;
            position: relative;
        }
        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 56px auto;
        }
        .section-tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 50px;
            background: rgba(99, 102, 241, 0.1);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-gray);
        }

        /* 1. Hero Section (NO IMAGES, VIBRANT GRADIENTS) */
        .hero-section {
            padding: 120px 0 140px 0;
            background: radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
                        radial-gradient(circle at 10% 85%, rgba(168, 85, 247, 0.08) 0%, transparent 40%),
                        linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border), transparent);
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border-radius: 50px;
            background: rgba(236, 72, 153, 0.08);
            border: 1px solid rgba(236, 72, 153, 0.15);
            color: var(--accent);
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
        }
        .hero-title {
            font-size: 54px;
            font-weight: 900;
            line-height: 1.2;
            color: var(--text-dark);
            margin-bottom: 24px;
            letter-spacing: -1px;
        }
        .hero-title span {
            background: var(--vibrant-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-desc {
            font-size: 18px;
            color: var(--text-gray);
            max-width: 800px;
            margin: 0 auto 40px auto;
            line-height: 1.8;
        }
        .hero-cta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-large {
            padding: 16px 40px;
            font-size: 18px;
            border-radius: var(--radius-md);
        }

        /* 2. About Us & Intro */
        .about-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 64px;
            align-items: center;
        }
        .about-content h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .about-content p {
            color: var(--text-gray);
            margin-bottom: 24px;
            font-size: 16px;
        }
        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .about-feat-item {
            padding: 20px;
            border-radius: var(--radius-md);
            background: var(--white);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .about-feat-item:hover {
            border-color: var(--primary);
            box-shadow: 0 8px 30px rgba(0,0,0,0.04);
            transform: translateY(-2px);
        }
        .feat-icon-tag {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--glow-grad);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: bold;
            margin-bottom: 16px;
            font-size: 20px;
        }
        .feat-title {
            font-weight: 700;
            font-size: 16px;
            margin-bottom: 8px;
        }
        .feat-desc {
            font-size: 14px;
            color: var(--text-gray);
        }
        
        /* Stats / Indicator Cards */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 56px;
        }
        .stat-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .stat-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--vibrant-grad);
        }
        .stat-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-gray);
            font-weight: 600;
        }

        /* 3. AIGC Platforms Supported (Grid and Chips) */
        .engine-showcase {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 48px;
        }
        .engine-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
            gap: 16px;
            margin-top: 32px;
        }
        .engine-card {
            background: var(--bg-light);
            border: 1px solid var(--border);
            padding: 14px;
            border-radius: var(--radius-sm);
            text-align: center;
            font-weight: 600;
            font-size: 14px;
            color: var(--text-dark);
            transition: var(--transition);
        }
        .engine-card:hover {
            background: var(--white);
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 4px 15px rgba(99, 102, 241, 0.1);
            transform: scale(1.03);
        }

        /* 4. AIGC Pipeline Workflow */
        .step-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }
        .step-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            position: relative;
            z-index: 2;
        }
        .step-number {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--vibrant-grad);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 18px;
            margin-bottom: 24px;
            box-shadow: 0 4px 10px rgba(168, 85, 247, 0.3);
        }
        .step-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .step-desc {
            font-size: 14px;
            color: var(--text-gray);
        }

        /* 5. Industry Solutions */
        .solution-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .solution-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 40px 32px;
            transition: var(--transition);
        }
        .solution-card:hover {
            border-color: var(--primary-light);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.05);
            transform: translateY(-4px);
        }
        .solution-title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .solution-title::before {
            content: '';
            width: 6px;
            height: 20px;
            border-radius: 3px;
            background: var(--vibrant-grad);
            display: inline-block;
        }
        .solution-list {
            margin-bottom: 24px;
        }
        .solution-list li {
            position: relative;
            padding-left: 20px;
            margin-bottom: 10px;
            font-size: 14px;
            color: var(--text-gray);
        }
        .solution-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--secondary);
            font-weight: bold;
        }

        /* 6. Service Network & 7. Standard Service Flow */
        .net-flow-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
        }
        .interactive-board {
            background: var(--light-grad);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px;
        }
        .board-list-item {
            display: flex;
            gap: 20px;
            margin-bottom: 24px;
        }
        .board-list-item:last-child {
            margin-bottom: 0;
        }
        .board-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--white);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--primary);
            font-weight: bold;
        }
        .board-info h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .board-info p {
            font-size: 14px;
            color: var(--text-gray);
        }

        /* 8. Technical Standards */
        .tech-standards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .tech-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px;
            transition: var(--transition);
        }
        .tech-card:hover {
            border-color: var(--primary);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.03);
        }
        .tech-metric {
            font-size: 32px;
            font-weight: 800;
            color: var(--secondary);
            margin-bottom: 12px;
        }

        /* 9. Case Center */
        .case-gallery {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }
        .case-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
            transition: var(--transition);
        }
        .case-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
        }
        .case-img-wrap {
            position: relative;
            background: #f1f5f9;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .case-card:hover .case-img-wrap img {
            transform: scale(1.03);
        }
        .case-info {
            padding: 24px;
        }
        .case-tag {
            display: inline-block;
            padding: 4px 12px;
            background: var(--light-grad);
            border: 1px solid var(--border);
            font-size: 12px;
            border-radius: 4px;
            margin-bottom: 12px;
            font-weight: 600;
        }
        .case-name {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .case-desc {
            font-size: 14px;
            color: var(--text-gray);
        }

        /* Asset Specific Styles */
        .case-square-grid {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 16px;
            margin-top: 32px;
        }
        .square-asset-box {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }
        .square-asset-box img {
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            max-width: 100%;
        }

        /* 10. Comparative Evaluation Table */
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            background: var(--white);
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 800px;
        }
        .compare-table th, .compare-table td {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
        }
        .compare-table th {
            background: var(--light-grad);
            font-weight: 700;
            color: var(--text-dark);
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }
        .compare-table td strong {
            color: var(--primary);
        }
        .eval-summary {
            margin-top: 32px;
            background: var(--glow-grad);
            border: 1px solid rgba(99, 102, 241, 0.2);
            border-radius: var(--radius-md);
            padding: 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 24px;
        }
        .eval-rating {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .stars {
            color: #f59e0b;
            font-size: 24px;
        }
        .score-badge {
            font-size: 32px;
            font-weight: 900;
            color: var(--primary);
        }

        /* 11. Smart Match Form */
        .form-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 48px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.02);
            max-width: 800px;
            margin: 0 auto;
        }
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-bottom: 24px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group.full-width {
            grid-column: span 2;
        }
        .form-label {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-dark);
        }
        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 14px;
            transition: var(--transition);
            background-color: var(--bg-light);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background-color: var(--white);
            box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
        }
        textarea.form-control {
            height: 120px;
            resize: vertical;
        }

        /* 12. Token Price Comparison */
        .token-comparison-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .token-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
        }
        .token-price {
            font-size: 24px;
            font-weight: 800;
            color: var(--accent);
            margin: 16px 0;
        }

        /* 13. Professional Vocational Training & 14. AI Training Certifications */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }
        .training-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
        }
        .cert-badge {
            background: var(--vibrant-grad);
            color: var(--white);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 4px;
            display: inline-block;
            margin-bottom: 16px;
        }
        .training-list li {
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 15px;
        }
        .training-list li::before {
            content: '●';
            color: var(--primary);
        }

        /* 15. Help Center & 16. FAQ & 17. Self Troubleshoot & 18. Terminology */
        .help-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
        }
        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            background: var(--white);
            overflow: hidden;
        }
        .faq-header {
            padding: 16px 20px;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: var(--white);
            transition: var(--transition);
            user-select: none;
        }
        .faq-header:hover {
            background: var(--bg-light);
        }
        .faq-header::after {
            content: '+';
            font-size: 20px;
            color: var(--primary);
            transition: var(--transition);
        }
        .faq-item.active .faq-header::after {
            content: '-';
        }
        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            padding: 0 20px;
            color: var(--text-gray);
            font-size: 14px;
        }
        .faq-item.active .faq-body {
            max-height: 200px;
            padding: 16px 20px;
            border-top: 1px solid var(--border);
        }

        .troubleshoot-box {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            margin-bottom: 24px;
        }
        .troubleshoot-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            font-size: 14px;
        }
        .troubleshoot-list li:last-child {
            border-bottom: none;
        }

        .glossary-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .glossary-item {
            background: var(--white);
            border: 1px solid var(--border);
            padding: 16px;
            border-radius: var(--radius-sm);
        }

        /* 19. Industry Articles & Knowledge Base */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .article-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition);
        }
        .article-card:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .article-date {
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 8px;
        }
        .article-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .article-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* User Reviews Section */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 56px;
        }
        .review-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            position: relative;
            box-shadow: 0 4px 20px rgba(0,0,0,0.01);
        }
        .review-text {
            font-size: 14px;
            color: var(--text-gray);
            margin-bottom: 24px;
            font-style: italic;
        }
        .review-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--vibrant-grad);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: bold;
            font-size: 14px;
        }
        .review-meta h5 {
            font-size: 14px;
            font-weight: 700;
        }
        .review-meta span {
            font-size: 12px;
            color: var(--text-light);
        }

        /* 20. Contact Us & Footer */
        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 48px;
        }
        .contact-info-panel {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .contact-detail-list {
            margin-bottom: 32px;
        }
        .contact-detail-item {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 20px;
        }
        .contact-qr-wrapper {
            display: flex;
            align-items: center;
            gap: 24px;
            border-top: 1px solid var(--border);
            padding-top: 32px;
        }
        .contact-qr-wrapper img {
            width: 100px;
            height: 100px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
        }

        .site-footer {
            background: var(--text-dark);
            color: var(--white);
            padding: 64px 0 32px 0;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        .footer-logo-wrap {
            margin-bottom: 20px;
        }
        .footer-logo-wrap .logo-text {
            background: var(--vibrant-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 800;
            font-size: 24px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--white);
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--text-light);
        }
        .footer-col ul li a:hover {
            color: var(--white);
        }
        .friendship-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .friendship-links a {
            padding: 4px 10px;
            background: rgba(255,255,255,0.05);
            border-radius: 4px;
            color: var(--text-light);
            font-size: 12px;
        }
        .friendship-links a:hover {
            color: var(--white);
            background: rgba(255,255,255,0.1);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 32px;
            text-align: center;
            color: var(--text-light);
            font-size: 12px;
        }
        .footer-bottom p {
            margin-bottom: 12px;
        }

        /* Floating Widgets */
        .floating-widgets {
            position: fixed;
            bottom: 40px;
            right: 40px;
            z-index: 99;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .float-btn {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--white);
            border: 1px solid var(--border);
            box-shadow: 0 4px 15px rgba(0,0,0,0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
        }
        .float-btn:hover {
            transform: scale(1.1);
            border-color: var(--primary);
        }
        .float-btn-qr {
            position: absolute;
            bottom: 60px;
            right: 0;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            display: none;
            flex-direction: column;
            align-items: center;
            width: 140px;
        }
        .float-btn:hover .float-btn-qr {
            display: flex;
        }
        .float-btn-qr img {
            width: 100px;
            height: 100px;
        }

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .about-grid, .net-flow-grid, .training-grid, .help-layout, .contact-layout {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .step-timeline, .solution-grid, .tech-standards-grid, .token-comparison-list, .article-grid, .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--white);
                border-bottom: 1px solid var(--border);
                flex-direction: column;
                padding: 24px;
                gap: 16px;
            }
            .nav-menu.active {
                display: flex;
            }
            .menu-toggle {
                display: flex;
            }
            .hero-title {
                font-size: 36px;
            }
            .step-timeline, .solution-grid, .tech-standards-grid, .token-comparison-list, .article-grid, .reviews-grid, .case-gallery, .stats-strip {
                grid-template-columns: 1fr;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .form-group.full-width {
                grid-column: span 1;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }