/* CSS Reset & Variables */
        :root {
            --bg-color: #0b0713;
            --card-bg: #150f24;
            --primary-pink: #ff007f;
            --primary-purple: #8a2be2;
            --neon-blue: #00f0ff;
            --text-main: #f8f9fa;
            --text-muted: #a0a0b0;
            --border-glow: rgba(255, 0, 127, 0.2);
            --gradient-main: linear-gradient(135deg, var(--primary-pink), var(--primary-purple));
            --gradient-dark: linear-gradient(180deg, #0b0713 0%, #150f24 100%);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

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

        /* Typography & Custom Headings */
        h1, h2, h3, h4 {
            font-weight: 700;
            letter-spacing: 0.5px;
        }

        h2 {
            font-size: 2rem;
            text-align: center;
            margin-bottom: 50px;
            background: linear-gradient(90deg, #fff, var(--primary-pink), var(--neon-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            position: relative;
        }

        h2::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: var(--gradient-main);
            margin: 10px auto 0;
            border-radius: 2px;
        }

        /* Buttons & Badges */
        .cyber-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            text-decoration: none;
            color: #fff;
            background: var(--gradient-main);
            border: none;
            border-radius: 5px;
            cursor: pointer;
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.4);
            transition: var(--transition);
        }

        .cyber-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 25px rgba(255, 0, 127, 0.7);
        }

        .cyber-btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            text-decoration: none;
            color: #fff;
            background: transparent;
            border: 2px solid var(--primary-purple);
            border-radius: 5px;
            cursor: pointer;
            transition: var(--transition);
        }

        .cyber-btn-outline:hover {
            background: var(--primary-purple);
            box-shadow: 0 0 15px rgba(138, 43, 226, 0.5);
        }

        /* Header Navigation */
        .ai-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(11, 7, 19, 0.85);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 0, 127, 0.1);
        }

        .ai-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }

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

        .ai-page-logo {
            height: 35px;
            width: auto;
        }

        .ai-menu {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 10px;
        }

        .ai-menu a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--transition);
        }

        .ai-menu a:hover {
            color: var(--primary-pink);
            text-shadow: 0 0 8px rgba(255, 0, 127, 0.5);
        }

        .nav-btn {
            padding: 8px 18px;
            font-size: 0.85rem;
        }

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

        .menu-toggle span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: var(--text-main);
            transition: var(--transition);
        }

        /* Section Layouts */
        .ai-section {
            padding: 80px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        /* 1. Hero Section (No Image) */
        .ai-hero {
            padding-top: 150px;
            padding-bottom: 100px;
            position: relative;
            background: radial-gradient(circle at 50% 30%, rgba(138, 43, 226, 0.15) 0%, rgba(11, 7, 19, 0) 70%);
            text-align: center;
        }

        .hero-title-h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            margin-bottom: 24px;
            background: linear-gradient(135deg, #fff 30%, var(--primary-pink) 70%, var(--neon-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            max-width: 800px;
            margin: 0 auto 35px;
            font-size: 1.15rem;
            color: var(--text-muted);
        }

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

        .hero-badge {
            background: rgba(255, 0, 127, 0.1);
            border: 1px solid rgba(255, 0, 127, 0.3);
            color: #fff;
            padding: 6px 15px;
            border-radius: 20px;
            font-size: 0.85rem;
            letter-spacing: 0.5px;
        }

        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 20px;
        }

        /* 2. Stats Section */
        .ai-stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 25px;
        }

        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border-glow);
            padding: 30px;
            border-radius: 10px;
            text-align: center;
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(255, 0, 127, 0.15);
            border-color: var(--primary-pink);
        }

        .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--neon-blue);
            margin-bottom: 10px;
        }

        .stat-label {
            font-size: 1rem;
            color: var(--text-muted);
        }

        /* 3. About Section */
        .about-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-content h3 {
            font-size: 1.6rem;
            margin-bottom: 20px;
            color: var(--primary-pink);
        }

        .about-content p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .features-bullet {
            list-style: none;
        }

        .features-bullet li {
            position: relative;
            padding-left: 25px;
            margin-bottom: 12px;
            color: var(--text-main);
        }

        .features-bullet li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--neon-blue);
            font-weight: bold;
        }

        .about-visual {
            background: linear-gradient(135deg, rgba(255,0,127,0.1), rgba(138,43,226,0.1));
            border: 2px dashed rgba(255, 0, 127, 0.3);
            border-radius: 15px;
            padding: 40px;
            text-align: center;
        }

        .about-visual-title {
            font-size: 1.5rem;
            color: #fff;
            margin-bottom: 15px;
        }

        .about-visual-tag {
            display: inline-block;
            background: var(--gradient-main);
            padding: 8px 20px;
            border-radius: 30px;
            font-weight: bold;
        }

        /* 4. AIGC Services Section (Platform Cloud) */
        .tags-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            max-width: 900px;
            margin: 0 auto 50px;
        }

        .model-tag {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-main);
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .model-tag:hover {
            border-color: var(--neon-blue);
            background: rgba(0, 240, 255, 0.1);
            transform: scale(1.05);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 10px;
            padding: 30px;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-purple);
            box-shadow: 0 10px 20px rgba(138, 43, 226, 0.2);
        }

        .service-icon {
            font-size: 2.2rem;
            margin-bottom: 20px;
            color: var(--neon-blue);
        }

        .service-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
        }

        .service-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 5. Production (一站式制作) */
        .prod-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }

        .prod-card {
            background: var(--card-bg);
            border-radius: 12px;
            padding: 25px;
            border-top: 4px solid var(--primary-pink);
            transition: var(--transition);
        }

        .prod-card:hover {
            transform: translateY(-5px);
        }

        .prod-card h3 {
            font-size: 1.25rem;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .prod-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 6. Solutions */
        .sol-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .sol-card {
            background: linear-gradient(135deg, rgba(21, 15, 36, 0.9) 0%, rgba(11, 7, 19, 0.9) 100%);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: 10px;
            padding: 30px;
            transition: var(--transition);
        }

        .sol-card:hover {
            border-color: var(--neon-blue);
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
        }

        .sol-card h3 {
            color: var(--neon-blue);
            margin-bottom: 15px;
        }

        .sol-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 7. Network */
        .network-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .network-info h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--primary-pink);
        }

        .network-info p {
            color: var(--text-muted);
            margin-bottom: 25px;
        }

        .network-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .network-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 15px;
            border-radius: 6px;
            text-align: center;
        }

        .network-item h4 {
            color: var(--text-main);
            margin-bottom: 5px;
        }

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

        .network-map-placeholder {
            background: radial-gradient(circle, rgba(138,43,226,0.15) 0%, rgba(0,0,0,0) 70%);
            border: 1px solid rgba(255, 0, 127, 0.2);
            border-radius: 15px;
            height: 350px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .map-dot {
            position: absolute;
            width: 10px;
            height: 10px;
            background: var(--neon-blue);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--neon-blue);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(1); opacity: 1; }
            50% { transform: scale(1.8); opacity: 0.4; }
            100% { transform: scale(1); opacity: 1; }
        }

        /* 8. Workflow Steps */
        .step-timeline {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            position: relative;
        }

        .step-card {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 25px;
            border-radius: 10px;
            position: relative;
        }

        .step-number {
            position: absolute;
            top: -15px;
            left: 20px;
            background: var(--gradient-main);
            width: 35px;
            height: 35px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.1rem;
            box-shadow: 0 0 10px rgba(255, 0, 127, 0.5);
        }

        .step-card h3 {
            margin-top: 15px;
            font-size: 1.1rem;
            margin-bottom: 10px;
        }

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

        /* 9. Standards (技术标准) */
        .standards-wrap {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .std-card {
            background: rgba(138, 43, 226, 0.05);
            border: 1px solid rgba(138, 43, 226, 0.2);
            padding: 30px;
            border-radius: 10px;
            transition: var(--transition);
        }

        .std-card:hover {
            border-color: var(--neon-blue);
        }

        .std-card h3 {
            color: var(--neon-blue);
            margin-bottom: 12px;
            font-size: 1.25rem;
        }

        .std-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* 10. Cases Center */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .case-card {
            background: var(--card-bg);
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: var(--transition);
        }

        .case-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-pink);
        }

        .case-img-container {
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: #111;
        }

        .case-img-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .case-body {
            padding: 20px;
        }

        .case-tag {
            display: inline-block;
            background: rgba(0, 240, 255, 0.1);
            color: var(--neon-blue);
            padding: 4px 10px;
            font-size: 0.75rem;
            border-radius: 4px;
            margin-bottom: 10px;
        }

        .case-body h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
        }

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

        /* 11. Comparison (对比评测) */
        .comp-intro {
            text-align: center;
            margin-bottom: 40px;
        }

        .rating-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 0, 127, 0.1);
            border: 1px solid var(--primary-pink);
            padding: 8px 20px;
            border-radius: 30px;
            font-weight: bold;
            color: var(--primary-pink);
        }

        .rating-num {
            font-size: 1.8rem;
            color: #fff;
            margin-left: 5px;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 10px;
        }

        .comp-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 800px;
        }

        .comp-table th, .comp-table td {
            padding: 15px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .comp-table th {
            background-color: rgba(255, 255, 255, 0.02);
            color: var(--text-main);
            font-weight: 600;
        }

        .comp-table td {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .comp-table tr.highlight-row {
            background-color: rgba(255, 0, 127, 0.05);
        }

        .comp-table tr.highlight-row td {
            color: #fff;
        }

        .tag-highlight {
            color: var(--primary-pink);
            font-weight: bold;
        }

        /* 12. Smart Match Form */
        .match-wrap {
            max-width: 700px;
            margin: 0 auto;
            background: var(--card-bg);
            border: 1px solid var(--border-glow);
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }

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

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

        .form-control {
            width: 100%;
            background: rgba(0, 0, 0, 0.3);
            border: 1px solid rgba(255, 255, 255, 0.1);
            padding: 12px 15px;
            border-radius: 6px;
            color: #fff;
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-pink);
            box-shadow: 0 0 10px rgba(255, 0, 127, 0.25);
        }

        select.form-control {
            appearance: none;
            background-image: url("data:image/svg+xml;utf8,<svg fill='white' height='24' viewBox='0 0 24 24' width='24' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/><path d='M0 0h24v24H0z' fill='none'/>");
            background-repeat: no-repeat;
            background-position: right 10px center;
        }

        /* 13. Token Price Reference */
        .token-intro {
            text-align: center;
            max-width: 600px;
            margin: 0 auto 30px;
            color: var(--text-muted);
        }

        .token-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .token-card {
            background: var(--card-bg);
            border: 1px solid rgba(0, 240, 255, 0.1);
            padding: 25px;
            border-radius: 10px;
            position: relative;
        }

        .token-card.popular {
            border-color: var(--primary-pink);
        }

        .popular-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--primary-pink);
            color: #fff;
            font-size: 0.75rem;
            padding: 2px 8px;
            border-radius: 4px;
        }

        .token-card h3 {
            font-size: 1.2rem;
            margin-bottom: 15px;
        }

        .token-price {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--neon-blue);
            margin-bottom: 15px;
        }

        .token-price span {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: normal;
        }

        .token-features {
            list-style: none;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .token-features li {
            margin-bottom: 8px;
        }

        /* 14. Training Section */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 25px;
        }

        .train-card {
            background: linear-gradient(180deg, rgba(21, 15, 36, 0.8) 0%, rgba(11, 7, 19, 0.8) 100%);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 25px;
            border-radius: 10px;
            transition: var(--transition);
        }

        .train-card:hover {
            border-color: var(--primary-purple);
            transform: translateY(-5px);
        }

        .train-card h3 {
            font-size: 1.1rem;
            margin-bottom: 10px;
            color: var(--primary-pink);
        }

        .train-card p {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin-bottom: 15px;
        }

        .train-badge {
            display: inline-block;
            background: rgba(138, 43, 226, 0.2);
            color: #fff;
            padding: 3px 8px;
            font-size: 0.75rem;
            border-radius: 4px;
        }

        /* 15. Help Center & Troubleshooting */
        .help-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .help-box {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 30px;
            border-radius: 10px;
        }

        .help-box h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--neon-blue);
        }

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

        .trouble-list li {
            margin-bottom: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            padding-bottom: 10px;
        }

        .trouble-list h4 {
            font-size: 0.95rem;
            margin-bottom: 5px;
        }

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

        /* 16. FAQ Section */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            margin-bottom: 15px;
            border-radius: 6px;
            overflow: hidden;
        }

        .faq-question {
            padding: 18px 25px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }

        .faq-question:hover {
            background: rgba(255, 0, 127, 0.05);
        }

        .faq-answer {
            padding: 0 25px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out, padding 0.3s ease-out;
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .faq-item.active .faq-answer {
            padding: 18px 25px;
            max-height: 500px;
        }

        .faq-icon::after {
            content: '+';
            font-size: 1.2rem;
            color: var(--primary-pink);
        }

        .faq-item.active .faq-icon::after {
            content: '−';
        }

        /* 17. AI Encyclopedia */
        .encyclopedia-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .term-card {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 25px;
            border-radius: 10px;
        }

        .term-card h3 {
            font-size: 1.2rem;
            color: var(--primary-pink);
            margin-bottom: 10px;
        }

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

        /* 18. Articles / Blog */
        .articles-intro {
            text-align: center;
            margin-bottom: 30px;
            font-size: 1rem;
            color: var(--text-muted);
        }

        .articles-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .article-card {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 25px;
            border-radius: 10px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .article-card h3 {
            font-size: 1.1rem;
            margin-bottom: 15px;
        }

        .article-card a {
            color: var(--neon-blue);
            text-decoration: none;
            font-size: 0.85rem;
            font-weight: 500;
        }

        .article-card a:hover {
            text-decoration: underline;
        }

        /* 19. Agent Section */
        .agent-wrap {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
            background: linear-gradient(135deg, rgba(255,0,127,0.1), rgba(0,240,255,0.1));
            border: 1px solid var(--primary-pink);
            padding: 50px 40px;
            border-radius: 15px;
        }

        .agent-wrap h3 {
            font-size: 1.8rem;
            margin-bottom: 15px;
            color: #fff;
        }

        .agent-wrap p {
            color: var(--text-muted);
            margin-bottom: 30px;
        }

        /* 20. Customer Reviews */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .review-card {
            background: var(--card-bg);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 30px;
            border-radius: 10px;
            position: relative;
        }

        .review-text {
            font-style: italic;
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 0.9rem;
        }

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

        .user-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: var(--gradient-main);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: #fff;
        }

        .user-info h4 {
            font-size: 0.95rem;
            margin-bottom: 2px;
        }

        .user-info p {
            font-size: 0.75rem;
            color: var(--neon-blue);
        }

        /* 21. Contact & Info Footer Area */
        .contact-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .contact-details h3 {
            font-size: 1.6rem;
            margin-bottom: 20px;
            color: var(--primary-pink);
        }

        .contact-details p {
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        .contact-methods {
            list-style: none;
            margin-top: 30px;
        }

        .contact-methods li {
            margin-bottom: 12px;
            font-size: 0.95rem;
        }

        .contact-methods strong {
            color: var(--neon-blue);
        }

        .qr-area {
            text-align: center;
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 30px;
            border-radius: 10px;
            max-width: 320px;
            margin: 0 auto;
        }

        .qr-area img {
            max-width: 180px;
            height: auto;
            border-radius: 6px;
            margin-bottom: 15px;
        }

        .qr-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* Footer & Links */
        .ai-footer {
            background-color: #06040b;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 50px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            margin-bottom: 40px;
        }

        .footer-logo-col p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 15px;
        }

        .footer-links-col h4 {
            margin-bottom: 20px;
            font-size: 1rem;
            color: var(--primary-pink);
        }

        .footer-links-col ul {
            list-style: none;
        }

        .footer-links-col ul li {
            margin-bottom: 10px;
        }

        .footer-links-col ul a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .footer-links-col ul a:hover {
            color: var(--neon-blue);
        }

        .friendly-links {
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            margin-bottom: 20px;
            text-align: center;
        }

        .friendly-links h5 {
            margin-bottom: 10px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .friendly-links a {
            color: var(--text-muted);
            text-decoration: none;
            margin: 0 10px;
            font-size: 0.85rem;
            display: inline-block;
            transition: var(--transition);
        }

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

        .footer-bottom {
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom p {
            margin-bottom: 5px;
        }

        /* Floating customer service & top button */
        .floating-action {
            position: fixed;
            bottom: 30px;
            right: 30px;
            display: flex;
            flex-direction: column;
            gap: 15px;
            z-index: 999;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--gradient-main);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            box-shadow: 0 5px 15px rgba(255, 0, 127, 0.4);
            cursor: pointer;
            border: none;
            font-weight: bold;
            font-size: 0.8rem;
            transition: var(--transition);
        }

        .float-btn:hover {
            transform: scale(1.1);
        }

        /* Responsive adjustments */
        @media (max-width: 992px) {
            .about-wrap, .network-container, .contact-wrap {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .help-wrap {
                grid-template-columns: 1fr;
            }
            .hero-title-h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
            .ai-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--bg-color);
                border-bottom: 1px solid rgba(255, 0, 127, 0.1);
                padding: 20px;
                gap: 15px;
                text-align: center;
            }
            .ai-menu.active {
                display: flex;
            }
            .nav-actions {
                display: none;
            }
        }