/* CSS Reset & Variables */
        :root {
            --bg-dark: #0a0a10;
            --bg-card: #12121e;
            --primary-neon: #00ffcc;
            --secondary-neon: #bf00ff;
            --text-light: #f3f4f6;
            --text-muted: #9ca3af;
            --border-neon: rgba(0, 255, 204, 0.2);
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

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

        body {
            background-color: var(--bg-dark);
            color: var(--text-light);
            font-family: var(--font-family);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        /* Neon Text and Utilities */
        .text-neon-cyan { color: var(--primary-neon); text-shadow: 0 0 10px rgba(0, 255, 204, 0.5); }
        .text-neon-purple { color: var(--secondary-neon); text-shadow: 0 0 10px rgba(191, 0, 255, 0.5); }
        
        .gradient-text {
            background: linear-gradient(135deg, var(--primary-neon), var(--secondary-neon));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-weight: 600;
            border-radius: 8px;
            text-decoration: none;
            transition: var(--transition-smooth);
            cursor: pointer;
            border: none;
        }

        .btn-neon {
            background: linear-gradient(135deg, var(--primary-neon), var(--secondary-neon));
            color: #000;
            box-shadow: 0 4px 15px rgba(0, 255, 204, 0.4);
        }

        .btn-neon:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 255, 204, 0.6), 0 0 10px rgba(191, 0, 255, 0.4);
        }

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

        .btn-outline:hover {
            background: rgba(0, 255, 204, 0.1);
            box-shadow: 0 0 15px rgba(0, 255, 204, 0.3);
            transform: translateY(-2px);
        }

        /* Navigation Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 10, 16, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-neon);
        }

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

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

        .logo-area .ai-page-logo {
            height: 40px;
            object-fit: contain;
        }

        .logo-area span {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: 1px;
        }

        .nav-links {
            display: flex;
            gap: 20px;
        }

        .nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--transition-smooth);
            position: relative;
            padding: 5px 0;
        }

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

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-neon);
            transition: var(--transition-smooth);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

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

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

        /* Hero Section (No Image, Neon Tech Style) */
        .hero {
            padding: 160px 0 100px;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            background: radial-gradient(circle at 50% 30%, rgba(191, 0, 255, 0.15), transparent 70%);
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 10%;
            left: 5%;
            width: 300px;
            height: 300px;
            background: rgba(0, 255, 204, 0.08);
            filter: blur(80px);
            border-radius: 50%;
        }

        .hero-content {
            text-align: center;
            max-width: 850px;
            margin: 0 auto;
            position: relative;
            z-index: 10;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            background: rgba(0, 255, 204, 0.1);
            border: 1px solid var(--primary-neon);
            color: var(--primary-neon);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 25px;
            letter-spacing: 1px;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(0, 255, 204, 0.4); }
            70% { box-shadow: 0 0 0 10px rgba(0, 255, 204, 0); }
            100% { box-shadow: 0 0 0 0 rgba(0, 255, 204, 0); }
        }

        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 25px;
            letter-spacing: -1px;
        }

        .hero p {
            font-size: 1.15rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            line-height: 1.8;
        }

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

        /* Section Layout */
        section {
            padding: 80px 0;
            position: relative;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

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

        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* Data Cards (Grid Layout) */
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: -30px;
            position: relative;
            z-index: 20;
        }

        .data-card {
            background: var(--bg-card);
            border: 1px solid var(--border-neon);
            border-radius: 12px;
            padding: 30px 20px;
            text-align: center;
            transition: var(--transition-smooth);
        }

        .data-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 255, 204, 0.15);
            border-color: var(--primary-neon);
        }

        .data-number {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .data-label {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* Card styles standard */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            padding: 30px;
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .card:hover {
            transform: translateY(-5px);
            border-color: var(--secondary-neon);
            box-shadow: 0 10px 25px rgba(191, 0, 255, 0.15);
        }

        .card-icon {
            font-size: 2.5rem;
            margin-bottom: 20px;
            display: inline-block;
        }

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

        .card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* Service Capability Sub-Items */
        .tech-list {
            margin-top: 15px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tech-tag {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-light);
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 4px;
            transition: var(--transition-smooth);
        }

        .tech-tag:hover {
            background: rgba(0, 255, 204, 0.1);
            border-color: var(--primary-neon);
            color: var(--primary-neon);
        }

        /* Flow steps */
        .step-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .step-item {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.03);
            border-radius: 12px;
            padding: 30px;
            position: relative;
        }

        .step-num {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 3rem;
            font-weight: 800;
            line-height: 1;
            color: rgba(255, 255, 255, 0.03);
            transition: var(--transition-smooth);
        }

        .step-item:hover .step-num {
            color: rgba(0, 255, 204, 0.1);
        }

        /* Tables styling */
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            background: var(--bg-card);
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 600px;
        }

        th, td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        th {
            background: rgba(255, 255, 255, 0.02);
            color: #fff;
            font-weight: 600;
        }

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

        /* FAQ accordion style */
        .faq-group {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            margin-bottom: 15px;
            overflow: hidden;
            transition: var(--transition-smooth);
        }

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

        .faq-trigger {
            width: 100%;
            padding: 20px;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.05rem;
            font-weight: 600;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-icon {
            transition: var(--transition-smooth);
            font-size: 1.2rem;
            color: var(--primary-neon);
        }

        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background: rgba(255, 255, 255, 0.01);
        }

        .faq-content p {
            padding: 0 20px 20px;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* Comments/Reviews style */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .review-card {
            background: var(--bg-card);
            border-radius: 12px;
            padding: 30px;
            border: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .review-content {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            font-style: italic;
        }

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

        .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-neon), var(--secondary-neon));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: #000;
            font-size: 0.9rem;
        }

        .author-info h4 {
            font-size: 0.95rem;
            color: #fff;
        }

        .author-info p {
            font-size: 0.8rem;
            color: var(--primary-neon);
        }

        /* Cases Layout with specified media */
        .cases-section {
            background: radial-gradient(circle at 10% 80%, rgba(0, 255, 204, 0.05), transparent 50%);
        }

        .cases-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .case-card {
            background: var(--bg-card);
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: var(--transition-smooth);
        }

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

        .case-media {
            position: relative;
            background: #1e1e2d;
            aspect-ratio: 16/9;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

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

        .case-body {
            padding: 25px;
        }

        .case-body h3 {
            font-size: 1.25rem;
            margin-bottom: 10px;
            color: #fff;
        }

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

        .square-case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .square-case {
            background: var(--bg-card);
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .square-media {
            aspect-ratio: 1/1;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .square-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* Banner Multi-Image Integration */
        .banner-group-wrapper {
            margin-top: 40px;
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .banner-group-wrapper img {
            border-radius: 8px;
            border: 1px solid var(--border-neon);
            max-width: calc(33.333% - 10px);
            height: auto;
            transition: var(--transition-smooth);
        }

        .banner-group-wrapper img:hover {
            box-shadow: 0 0 15px rgba(0, 255, 204, 0.3);
        }

        /* Articles list Section */
        .article-card-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .article-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            padding: 20px;
            transition: var(--transition-smooth);
        }

        .article-card:hover {
            border-color: var(--primary-neon);
            transform: translateY(-2px);
        }

        .article-card h4 {
            font-size: 0.95rem;
            margin-bottom: 12px;
            color: var(--text-light);
            line-height: 1.5;
        }

        .article-link {
            font-size: 0.85rem;
            color: var(--primary-neon);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .article-link:hover {
            text-decoration: underline;
        }

        /* Form Integration */
        .form-section {
            background: radial-gradient(circle at 80% 20%, rgba(191, 0, 255, 0.08), transparent 50%);
        }

        .form-wrapper {
            max-width: 700px;
            margin: 0 auto;
            background: var(--bg-card);
            border: 1px solid var(--border-neon);
            border-radius: 16px;
            padding: 40px;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
        }

        .form-control {
            width: 100%;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            padding: 12px 16px;
            color: #fff;
            font-family: var(--font-family);
            font-size: 0.95rem;
            transition: var(--transition-smooth);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-neon);
            box-shadow: 0 0 10px rgba(0, 255, 204, 0.2);
            background: rgba(255, 255, 255, 0.06);
        }

        select.form-control {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2300ffcc' 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 15px center;
            background-size: 18px;
        }

        textarea.form-control {
            resize: vertical;
            min-height: 120px;
        }

        /* Price & Token Compare Component */
        .token-compare-wrapper {
            background: var(--bg-card);
            border-radius: 12px;
            padding: 25px;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .price-badge {
            background: rgba(0, 255, 204, 0.1);
            color: var(--primary-neon);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 700;
        }

        /* Tag Cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .cloud-tag {
            background: rgba(191, 0, 255, 0.05);
            border: 1px solid rgba(191, 0, 255, 0.2);
            color: var(--text-light);
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            transition: var(--transition-smooth);
        }

        .cloud-tag:hover {
            border-color: var(--secondary-neon);
            box-shadow: 0 0 10px rgba(191, 0, 255, 0.3);
            background: rgba(191, 0, 255, 0.1);
            transform: translateY(-2px);
        }

        /* Float elements */
        .float-bar {
            position: fixed;
            right: 25px;
            bottom: 25px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 1px solid var(--primary-neon);
            color: var(--primary-neon);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(0,0,0,0.3);
            transition: var(--transition-smooth);
            position: relative;
        }

        .float-btn:hover {
            background: var(--primary-neon);
            color: #000;
            box-shadow: 0 0 15px var(--primary-neon);
        }

        .qr-popover {
            position: absolute;
            bottom: 60px;
            right: 0;
            width: 160px;
            background: var(--bg-card);
            border: 1px solid var(--border-neon);
            border-radius: 8px;
            padding: 12px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.5);
            display: none;
            text-align: center;
        }

        .qr-popover img {
            width: 100%;
            height: auto;
            border-radius: 4px;
        }

        .qr-popover p {
            font-size: 0.75rem;
            color: #fff;
            margin-top: 8px;
        }

        .float-btn:hover .qr-popover {
            display: block;
        }

        /* Footer */
        footer {
            background: #06060a;
            border-top: 1px solid var(--border-neon);
            padding: 60px 0 30px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .ai-page-logo {
            height: 45px;
            margin-bottom: 20px;
        }

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

        .footer-col h5 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-col h5::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--primary-neon);
        }

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

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

        .footer-col ul li a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .footer-col ul li a:hover {
            color: var(--primary-neon);
            padding-left: 5px;
        }

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

        .footer-qr img {
            width: 120px;
            height: 120px;
            border: 1px solid var(--border-neon);
            border-radius: 8px;
            padding: 5px;
            background: #fff;
        }

        .footer-qr p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 8px;
        }

        .friend-links {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            align-items: center;
            font-size: 0.8rem;
        }

        .friend-links span {
            color: var(--text-muted);
        }

        .friend-links a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition-smooth);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 25px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        .ai-page-home-link {
            color: var(--primary-neon);
            text-decoration: none;
            font-weight: bold;
        }

        /* Animation utilities */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .animate-on-scroll.appear {
            opacity: 1;
            transform: translateY(0);
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .step-container {
                grid-template-columns: repeat(2, 1fr);
            }
            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--bg-dark);
                border-bottom: 1px solid var(--border-neon);
                padding: 20px;
                gap: 15px;
                text-align: center;
            }

            .nav-links.active {
                display: flex;
            }

            .menu-toggle {
                display: flex;
            }

            .hero h1 {
                font-size: 2rem;
            }

            .hero-btn-group {
                flex-direction: column;
                gap: 15px;
            }

            .cases-grid, .square-case-grid {
                grid-template-columns: 1fr;
            }

            .banner-group-wrapper img {
                max-width: 100%;
            }

            .reviews-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }