:root {
            --primary: #0052d9;
            --primary-hover: #003eb3;
            --accent: #ff5c00;
            --accent-hover: #e04b00;
            --dark: #1d1d1f;
            --light: #f5f5f7;
            --white: #ffffff;
            --border: #e2e8f0;
            --text-muted: #86868b;
            --shadow: 0 8px 30px rgba(0,0,0,0.06);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            scroll-behavior: smooth;
        }

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

        /* Container */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

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

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

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

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

        .nav-links a {
            color: var(--dark);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
        }

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

        .nav-btn {
            background-color: var(--primary);
            color: var(--white) !important;
            padding: 8px 18px;
            border-radius: 6px;
            font-weight: 600;
            transition: var(--transition);
        }

        .nav-btn:hover {
            background-color: var(--primary-hover);
        }

        /* Mobile Menu Toggle */
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--dark);
        }

        /* Hero Section (No Image) */
        .hero {
            background: linear-gradient(135deg, #101014 0%, #1e1e2f 100%);
            color: var(--white);
            padding: 100px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(0, 82, 217, 0.15) 0%, transparent 60%);
            animation: rotateBg 20s linear infinite;
        }

        @keyframes rotateBg {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

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

        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 24px;
            background: linear-gradient(90deg, #00f2fe, #4facfe, #ff5c00);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero p {
            font-size: 1.2rem;
            color: rgba(255,255,255,0.8);
            margin-bottom: 40px;
        }

        .hero-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--white);
            padding: 14px 32px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1.05rem;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(255, 92, 0, 0.3);
        }

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

        .btn-secondary {
            background: rgba(255, 255, 255, 0.1);
            color: var(--white);
            padding: 14px 32px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1.05rem;
            border: 1px solid rgba(255,255,255,0.2);
            transition: var(--transition);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        /* Generic Section */
        section {
            padding: 80px 0;
            border-bottom: 1px solid var(--border);
        }

        .section-light {
            background-color: var(--white);
        }

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

        .section-title h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 15px;
        }

        .section-title p {
            color: var(--text-muted);
            font-size: 1.1rem;
        }

        /* Stats Cards */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
        }

        .stat-card {
            background: var(--white);
            padding: 30px;
            border-radius: 12px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
        }

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

        .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 1rem;
            color: var(--dark);
            font-weight: 600;
        }

        /* About & Software Intro */
        .grid-2col {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
            gap: 40px;
            align-items: center;
        }

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

        .intro-text p {
            margin-bottom: 16px;
            color: #4a4a4a;
        }

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

        .service-card {
            background: var(--white);
            padding: 30px;
            border-radius: 12px;
            box-shadow: var(--shadow);
            border-top: 4px solid var(--primary);
            transition: var(--transition);
        }

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

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

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

        /* Process Steps */
        .steps-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
            position: relative;
        }

        .step-item {
            background: var(--white);
            padding: 24px;
            border-radius: 8px;
            text-align: center;
            border: 1px solid var(--border);
            position: relative;
        }

        .step-num {
            width: 40px;
            height: 40px;
            background: var(--accent);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-weight: bold;
        }

        .step-item h4 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }

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

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

        .solution-card {
            background: var(--white);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .solution-body {
            padding: 24px;
        }

        .solution-body h3 {
            margin-bottom: 12px;
            color: var(--primary);
        }

        /* Network & Map Style */
        .network-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }

        .network-card {
            background: var(--light);
            padding: 20px;
            border-radius: 8px;
            border-left: 4px solid var(--accent);
        }

        /* Tables (Token Price & Comparison) */
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            margin-top: 30px;
            background: var(--white);
            border-radius: 12px;
            box-shadow: var(--shadow);
        }

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

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

        th {
            background-color: var(--primary);
            color: var(--white);
            font-weight: 600;
        }

        tr:nth-child(even) {
            background-color: #fcfcfd;
        }

        .highlight-row {
            background-color: #fff9f5 !important;
            font-weight: bold;
        }

        /* FAQ Accordion */
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 8px;
            margin-bottom: 12px;
            overflow: hidden;
        }

        .faq-question {
            padding: 20px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: var(--white);
            transition: var(--transition);
        }

        .faq-question:hover {
            background: #fafafa;
        }

        .faq-question::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--primary);
            transition: transform 0.3s;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            padding: 0 20px;
            color: #4a4a4a;
        }

        .faq-item.active .faq-answer {
            padding: 0 20px 20px 20px;
            max-height: 200px;
        }

        /* Review Cards */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }

        .review-card {
            background: var(--white);
            padding: 30px;
            border-radius: 12px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }

        .review-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 15px;
        }

        .reviewer-info h4 {
            font-size: 1rem;
            margin-bottom: 2px;
        }

        .reviewer-info span {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .review-body {
            font-style: italic;
            color: #4a4a4a;
        }

        /* Form styling */
        .form-box {
            background: var(--white);
            padding: 40px;
            border-radius: 16px;
            box-shadow: var(--shadow);
            max-width: 600px;
            margin: 0 auto;
            border: 1px solid var(--border);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }

        .form-control {
            width: 100%;
            padding: 12px;
            border: 1px solid var(--border);
            border-radius: 6px;
            outline: none;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(0,82,217,0.1);
        }

        .submit-btn {
            background: var(--primary);
            color: var(--white);
            border: none;
            padding: 14px 30px;
            border-radius: 6px;
            cursor: pointer;
            width: 100%;
            font-weight: bold;
            font-size: 1.05rem;
            transition: var(--transition);
        }

        .submit-btn:hover {
            background: var(--primary-hover);
        }

        /* Articles list */
        .articles-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .articles-list li {
            background: var(--white);
            padding: 18px 24px;
            border-radius: 8px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .articles-list li:hover {
            border-color: var(--primary);
            transform: translateX(5px);
        }

        .articles-list a {
            color: var(--dark);
            text-decoration: none;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

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

        /* Footer */
        footer {
            background-color: #101014;
            color: #d1d1d6;
            padding: 60px 0 30px;
        }

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

        .footer-logo img {
            height: 40px;
            margin-bottom: 20px;
        }

        .footer-links h4 {
            color: var(--white);
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

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

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

        .footer-links a {
            color: #a1a1a6;
            text-decoration: none;
            transition: var(--transition);
        }

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

        .copyright-bar {
            border-top: 1px solid #2c2c2e;
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 0.9rem;
        }

        .friend-links a {
            color: #a1a1a6;
            text-decoration: none;
            margin-right: 15px;
            font-size: 0.85rem;
        }

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

        /* Floating QR Code / Customer Service */
        .float-cs {
            position: fixed;
            right: 20px;
            bottom: 20px;
            z-index: 999;
            background: var(--white);
            padding: 15px;
            border-radius: 12px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.15);
            border: 1px solid var(--border);
            text-align: center;
            max-width: 130px;
        }

        .float-cs img {
            width: 100px;
            height: 100px;
            object-fit: cover;
            border-radius: 6px;
        }

        .float-cs p {
            font-size: 0.8rem;
            font-weight: bold;
            margin-top: 8px;
            color: var(--dark);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--white);
                border-bottom: 1px solid var(--border);
                padding: 20px;
            }

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

            .menu-toggle {
                display: block;
            }

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

            .grid-2col {
                grid-template-columns: 1fr;
            }
        }