:root {
            --primary: #7c3aed;
            --primary-grad: linear-gradient(135deg, #7c3aed 0%, #ff007f 100%);
            --secondary: #ff007f;
            --accent: #06b6d4;
            --dark: #0f172a;
            --light: #f8fafc;
            --gray-light: #f1f5f9;
            --text-main: #334155;
            --text-dark: #0f172a;
            --border-color: #e2e8f0;
            --card-shadow: 0 10px 30px -10px rgba(124, 58, 237, 0.1);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

        /* Utilities */
        .section-padding {
            padding: 80px 0;
        }

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

        .gradient-text {
            background: var(--primary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 800;
        }

        .badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 15px;
            background: rgba(124, 58, 237, 0.1);
            color: var(--primary);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 30px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 16px;
            transition: var(--transition);
            cursor: pointer;
            text-decoration: none;
            border: none;
        }

        .btn-primary {
            background: var(--primary-grad);
            color: #ffffff;
            box-shadow: 0 4px 15px rgba(255, 0, 127, 0.2);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 0, 127, 0.35);
        }

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

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* Header Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }

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

        .logo-box {
            display: flex;
            align-items: center;
        }

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

        .nav-links {
            display: flex;
            gap: 20px;
            list-style: none;
            align-items: center;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-main);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
        }

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

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

        .nav-toggle span {
            width: 25px;
            height: 3px;
            background: var(--text-dark);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* Hero Section (No Images Allowed) */
        .hero {
            padding: 160px 0 100px;
            background: radial-gradient(circle at 10% 20%, rgba(124, 58, 237, 0.05) 0%, rgba(255, 0, 127, 0.03) 90%);
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        /* Techy CSS-only decorative elements instead of images */
        .hero::before, .hero::after {
            content: '';
            position: absolute;
            border-radius: 50%;
            filter: blur(100px);
            z-index: 0;
            opacity: 0.6;
        }
        .hero::before {
            width: 300px;
            height: 300px;
            background: var(--primary);
            top: -50px;
            left: -50px;
        }
        .hero::after {
            width: 400px;
            height: 400px;
            background: var(--secondary);
            bottom: -100px;
            right: -100px;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
        }

        .hero-title {
            font-size: 2.8rem;
            line-height: 1.25;
            color: var(--text-dark);
            margin-bottom: 24px;
            letter-spacing: -0.5px;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-main);
            margin-bottom: 35px;
            max-width: 650px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-btns {
            display: flex;
            gap: 15px;
            justify-content: center;
            margin-bottom: 50px;
        }

        /* Stats Cards */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 25px;
            margin-top: 40px;
            position: relative;
            z-index: 1;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.85);
            border: 1px solid var(--border-color);
            padding: 30px 20px;
            border-radius: 12px;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
        }

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

        .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            background: var(--primary-grad);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 5px;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-main);
            font-weight: 500;
        }

        /* Sections Grid layout */
        .section-title {
            font-size: 2.2rem;
            color: var(--text-dark);
            margin-bottom: 15px;
            position: relative;
        }

        .section-subtitle {
            color: var(--text-main);
            margin-bottom: 50px;
            font-size: 1.1rem;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Services Grid */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 35px 25px;
            border-radius: 16px;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--primary-grad);
            opacity: 0;
            transition: var(--transition);
        }

        .card:hover {
            transform: translateY(-5px);
            border-color: transparent;
            box-shadow: 0 20px 40px -15px rgba(124, 58, 237, 0.15);
        }

        .card:hover::before {
            opacity: 1;
        }

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

        .card-title {
            font-size: 1.25rem;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .card-desc {
            font-size: 14px;
            color: var(--text-main);
        }

        /* Comparison Table Section */
        .table-responsive {
            overflow-x: auto;
            margin-top: 40px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            box-shadow: var(--card-shadow);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            background: #ffffff;
            min-width: 800px;
        }

        .compare-table th, .compare-table td {
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-color);
        }

        .compare-table th {
            background: var(--gray-light);
            color: var(--text-dark);
            font-weight: 600;
        }

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

        .compare-table tr.highlight {
            background: rgba(124, 58, 237, 0.03);
        }

        .compare-table tr.highlight td:first-child {
            border-left: 4px solid var(--primary);
        }

        /* Token Price Section */
        .token-tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-top: 30px;
        }

        .token-tag {
            background: var(--gray-light);
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 14px;
            color: var(--text-dark);
            font-weight: 500;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .token-tag:hover {
            background: var(--primary-grad);
            color: #ffffff;
            border-color: transparent;
            transform: scale(1.05);
        }

        /* Image Showcase Section */
        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .showcase-item {
            background: #ffffff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .showcase-item:hover {
            transform: translateY(-5px);
        }

        .showcase-img-container {
            width: 100%;
            height: 220px;
            overflow: hidden;
            background: var(--gray-light);
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

        .showcase-item:hover .showcase-img-container img {
            transform: scale(1.05);
        }

        .showcase-info {
            padding: 20px;
        }

        .showcase-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .showcase-desc {
            font-size: 14px;
            color: var(--text-main);
        }

        /* FAQ Section Accordion */
        .faq-accordion {
            max-width: 800px;
            margin: 40px auto 0;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .faq-item {
            border: 1px solid var(--border-color);
            border-radius: 8px;
            background: #ffffff;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-header {
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
            background: #ffffff;
            transition: var(--transition);
        }

        .faq-header h3 {
            font-size: 16px;
            color: var(--text-dark);
            font-weight: 600;
            text-align: left;
        }

        .faq-icon {
            font-size: 18px;
            color: var(--text-main);
            transition: var(--transition);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background: var(--light);
        }

        .faq-content {
            padding: 20px 24px;
            font-size: 14.5px;
            color: var(--text-main);
            border-top: 1px solid var(--border-color);
            text-align: left;
        }

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

        .faq-item.active .faq-header {
            background: rgba(124, 58, 237, 0.02);
        }

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

        /* Form Styling */
        .form-section {
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.02) 0%, rgba(255, 0, 127, 0.02) 100%);
            border-radius: 20px;
            border: 1px solid var(--border-color);
            padding: 50px 40px;
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .contact-info-panel h3 {
            font-size: 1.5rem;
            color: var(--text-dark);
            margin-bottom: 20px;
        }

        .contact-item {
            margin-bottom: 20px;
            display: flex;
            align-items: flex-start;
            gap: 15px;
        }

        .contact-item-icon {
            color: var(--primary);
            font-size: 20px;
            margin-top: 3px;
        }

        .contact-qr {
            margin-top: 25px;
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .qr-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 12px;
            border-radius: 8px;
            text-align: center;
            width: 130px;
        }

        .qr-card img {
            width: 106px;
            height: 106px;
            object-fit: cover;
            border-radius: 4px;
            margin-bottom: 8px;
        }

        .qr-card p {
            font-size: 12px;
            color: var(--text-dark);
            font-weight: 500;
        }

        .app-form {
            background: #ffffff;
            padding: 30px;
            border-radius: 12px;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border-color);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-dark);
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            font-size: 14px;
            color: var(--text-dark);
            background: var(--light);
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background: #ffffff;
            box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
        }

        /* Review Grid */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
            margin-top: 40px;
        }

        .review-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 12px;
            box-shadow: var(--card-shadow);
            position: relative;
        }

        .review-rating {
            color: #f59e0b;
            margin-bottom: 15px;
            font-size: 18px;
        }

        .review-text {
            font-size: 14.5px;
            color: var(--text-main);
            margin-bottom: 20px;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .author-info h4 {
            font-size: 15px;
            color: var(--text-dark);
            margin-bottom: 2px;
        }

        .author-info p {
            font-size: 12px;
            color: var(--primary);
            font-weight: 500;
        }

        /* Footer */
        footer {
            background: var(--dark);
            color: #94a3b8;
            padding: 80px 0 40px;
            border-top: 1px solid #1e293b;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 40px;
            margin-bottom: 60px;
        }

        .footer-logo-box {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .footer-logo-box p {
            font-size: 14px;
            line-height: 1.6;
        }

        .footer-col h4 {
            color: #ffffff;
            font-size: 16px;
            margin-bottom: 20px;
            position: relative;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--primary-grad);
        }

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

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul li a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: #ffffff;
            padding-left: 5px;
        }

        .footer-bottom {
            padding-top: 30px;
            border-top: 1px solid #1e293b;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 15px;
            text-align: center;
            font-size: 13px;
        }

        .footer-links {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .footer-links a {
            color: #94a3b8;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: #ffffff;
        }

        /* Floating Contact Widget */
        .floating-widget {
            position: fixed;
            right: 30px;
            bottom: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--primary-grad);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
            cursor: pointer;
            position: relative;
            transition: var(--transition);
        }

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

        .float-btn .widget-tooltip {
            position: absolute;
            right: 60px;
            top: 50%;
            transform: translateY(-50%) translateX(10px);
            background: var(--dark);
            color: white;
            padding: 8px 12px;
            border-radius: 6px;
            font-size: 12px;
            white-space: nowrap;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            pointer-events: none;
        }

        .float-btn:hover .widget-tooltip {
            opacity: 1;
            visibility: visible;
            transform: translateY(-50%) translateX(0);
        }

        .float-qr-box {
            position: absolute;
            bottom: 60px;
            right: 0;
            background: white;
            padding: 15px;
            border-radius: 8px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            display: none;
            border: 1px solid var(--border-color);
            text-align: center;
        }

        .float-qr-box img {
            width: 120px;
            height: 120px;
            object-fit: cover;
        }

        .float-qr-box p {
            font-size: 12px;
            color: var(--text-dark);
            margin-top: 5px;
            font-weight: bold;
        }

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

        /* Responsive Design */
        @media (max-width: 992px) {
            .hero-title {
                font-size: 2.2rem;
            }
            .form-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: #ffffff;
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                gap: 15px;
                box-shadow: 0 10px 15px rgba(0,0,0,0.05);
            }
            .nav-links.active {
                display: flex;
            }
            .nav-toggle {
                display: flex;
            }
        }

        @media (max-width: 576px) {
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-btns {
                flex-direction: column;
                padding: 0 20px;
            }
            .btn {
                width: 100%;
            }
            .section-title {
                font-size: 1.75rem;
            }
            .form-section {
                padding: 30px 15px;
            }
            .app-form {
                padding: 20px 15px;
            }
        }