:root {
            --primary: #0d9488;
            --primary-hover: #0f766e;
            --secondary: #06b6d4;
            --bg-light: #f8fafc;
            --bg-white: #ffffff;
            --text-dark: #0f172a;
            --text-muted: #475569;
            --text-light: #f1f5f9;
            --border-color: #e2e8f0;
            --container-width: 1200px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header Style */
        header {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
        }

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

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

        .brand img {
            height: 40px;
            width: auto;
        }

        .brand-name {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
        }

        .nav-menu {
            display: flex;
            list-style: none;
        }

        .nav-item a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 5px 10px;
            border-radius: 4px;
        }

        .nav-item a:hover,
        .nav-item.active a {
            color: var(--primary);
            background-color: rgba(13, 148, 136, 0.08);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
            border: none;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--bg-white);
        }

        .btn-primary:hover {
            opacity: 0.95;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
        }

        .btn-outline {
            background-color: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
        }

        .btn-outline:hover {
            background-color: rgba(13, 148, 136, 0.05);
        }

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

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

        /* Hero Section (No Image) */
        .hero {
            background: radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.15), transparent), 
                        radial-gradient(circle at 20% 80%, rgba(13, 148, 136, 0.1), transparent), 
                        var(--bg-white);
            padding: 100px 0 80px;
            text-align: center;
            border-bottom: 1px solid var(--border-color);
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            background-color: rgba(13, 148, 136, 0.1);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 24px;
            letter-spacing: 0.5px;
        }

        .hero h1 {
            font-size: 3rem;
            line-height: 1.25;
            color: var(--text-dark);
            margin-bottom: 20px;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #0f172a 30%, #0d9488);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero p {
            font-size: 1.2rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 35px;
        }

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

        .hero-btns .btn {
            padding: 14px 32px;
            font-size: 1.05rem;
        }

        /* Stats Grid */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            max-width: 900px;
            margin: 0 auto;
        }

        .stat-card {
            background-color: rgba(255, 255, 255, 0.7);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 20px;
            text-align: center;
            backdrop-filter: blur(4px);
        }

        .stat-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 5px;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
        }

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

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

        .section-header h2 {
            font-size: 2.25rem;
            color: var(--text-dark);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

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

        .about-text h3 {
            font-size: 1.75rem;
            margin-bottom: 20px;
            color: var(--text-dark);
        }

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

        .about-bullets {
            margin-top: 25px;
            list-style: none;
        }

        .about-bullets li {
            position: relative;
            padding-left: 25px;
            margin-bottom: 12px;
            font-weight: 500;
            color: var(--text-dark);
        }

        .about-bullets li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: bold;
        }

        .about-media {
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            border: 1px solid var(--border-color);
        }

        /* Service Cards */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 30px;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(13, 148, 136, 0.08);
            border-color: var(--primary);
        }

        .service-icon {
            width: 50px;
            height: 50px;
            background-color: rgba(13, 148, 136, 0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.5rem;
            margin-bottom: 20px;
        }

        .service-card h3 {
            font-size: 1.25rem;
            margin-bottom: 12px;
            color: var(--text-dark);
        }

        .service-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag {
            font-size: 0.75rem;
            background-color: var(--bg-light);
            color: var(--text-muted);
            padding: 3px 8px;
            border-radius: 4px;
            border: 1px solid var(--border-color);
        }

        /* Flow Process */
        .process-flow {
            display: flex;
            justify-content: space-between;
            position: relative;
            gap: 20px;
        }

        .process-flow::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 50px;
            right: 50px;
            height: 2px;
            background-color: var(--border-color);
            z-index: 1;
        }

        .process-step {
            flex: 1;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .step-num {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background-color: var(--bg-white);
            border: 3px solid var(--primary);
            color: var(--primary);
            font-size: 1.75rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
        }

        .process-step:hover .step-num {
            background-color: var(--primary);
            color: var(--bg-white);
            transform: scale(1.05);
            transition: var(--transition);
        }

        .process-step h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .process-step p {
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 0 10px;
        }

        /* Table Style */
        .table-responsive {
            overflow-x: auto;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            background-color: var(--bg-white);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
        }

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

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

        th {
            background-color: #f1f5f9;
            font-weight: 600;
            color: var(--text-dark);
        }

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

        .highlight-row {
            background-color: rgba(13, 148, 136, 0.02);
        }

        .score-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--bg-white);
            padding: 4px 10px;
            border-radius: 6px;
            font-weight: 700;
            font-size: 0.9rem;
        }

        /* Token Price Section */
        .token-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .token-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
            text-align: center;
            transition: var(--transition);
        }

        .token-card:hover {
            border-color: var(--secondary);
            transform: translateY(-2px);
        }

        .token-card h4 {
            font-size: 1.1rem;
            margin-bottom: 10px;
            color: var(--text-dark);
        }

        .token-card .price {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 10px;
        }

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

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

        .faq-question {
            padding: 20px;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }

        .faq-question::after {
            content: '+';
            font-size: 1.25rem;
            color: var(--primary);
            transition: var(--transition);
        }

        .faq-item.active .faq-question::after {
            content: '-';
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            background-color: #fafafa;
        }

        .faq-answer p {
            padding: 20px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-color);
            font-size: 0.95rem;
        }

        /* Case and Gallery Section */
        .case-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 30px;
        }

        .case-block {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            overflow: hidden;
        }

        .case-img-wrap {
            position: relative;
            background-color: #f1f5f9;
        }

        .case-info {
            padding: 25px;
        }

        .case-info h3 {
            font-size: 1.25rem;
            margin-bottom: 10px;
            color: var(--text-dark);
        }

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

        /* Comments Grid */
        .comment-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .comment-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.01);
        }

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

        .comment-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .comment-avatar {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-white);
            font-weight: 700;
            font-size: 0.9rem;
        }

        .comment-details h4 {
            font-size: 0.9rem;
            color: var(--text-dark);
        }

        .comment-details span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Form section */
        .form-section-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: flex-start;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }

        .info-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 20px;
            display: flex;
            gap: 15px;
            align-items: center;
        }

        .info-card-icon {
            font-size: 1.5rem;
            color: var(--primary);
        }

        .info-card-text h4 {
            font-size: 1rem;
            margin-bottom: 4px;
        }

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

        .form-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 40px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.02);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-dark);
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            background-color: var(--bg-light);
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background-color: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
        }

        /* Tag Cloud & Encyclopedia */
        .encyclopedia-wrap {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 40px;
        }

        .terms-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .term-box {
            border-left: 3px solid var(--primary);
            padding-left: 15px;
        }

        .term-box h4 {
            font-size: 1rem;
            margin-bottom: 6px;
        }

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

        /* Article List style */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .article-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }

        .article-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary);
        }

        .article-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .article-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .article-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 15px;
            line-height: 1.4;
        }

        .article-link {
            font-size: 0.9rem;
            color: var(--primary);
            font-weight: 600;
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        /* Footer */
        footer {
            background-color: #0f172a;
            color: #94a3b8;
            padding: 60px 0 30px;
            font-size: 0.9rem;
        }

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

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

        .footer-logo img {
            
        }

        .footer-title {
            color: var(--bg-white);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .footer-qr {
            display: flex;
            gap: 15px;
            align-items: center;
        }

        .footer-qr img {
            width: 90px;
            height: 90px;
            border-radius: 6px;
            border: 2px solid #334155;
        }

        .footer-qr-text {
            font-size: 0.8rem;
        }

        .footer-bottom {
            border-top: 1px solid #1e293b;
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 15px;
            padding-top: 15px;
            border-top: 1px solid #1e293b;
            width: 100%;
        }

        .friend-links a {
            color: #64748b;
            font-size: 0.8rem;
            margin-right: 10px;
        }

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

        /* Float elements */
        .float-contact {
            position: fixed;
            right: 20px;
            bottom: 80px;
            z-index: 99;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 50%;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
        }

        .float-btn:hover {
            background-color: var(--primary);
            color: var(--bg-white);
        }

        .float-btn svg {
            width: 24px;
            height: 24px;
            fill: currentColor;
        }

        .qr-popover {
            position: absolute;
            right: 60px;
            bottom: 0;
            background-color: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 15px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.15);
            display: none;
            text-align: center;
            width: 150px;
        }

        .qr-popover img {
            width: 120px;
            height: 120px;
            margin-bottom: 8px;
        }

        .qr-popover span {
            font-size: 0.75rem;
            color: var(--text-dark);
            font-weight: 600;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .grid-3, .comment-grid, .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid, .token-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .case-grid, .about-layout, .form-section-layout, .footer-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background-color: var(--bg-white);
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                gap: 15px;
                box-shadow: 0 4px 10px rgba(0,0,0,0.05);
            }
            .nav-menu.active {
                display: flex;
            }
            .nav-toggle {
                display: flex;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero-btns {
                flex-direction: column;
                align-items: center;
            }
            .hero-btns .btn {
                width: 100%;
                max-width: 300px;
            }
            .grid-3, .comment-grid, .article-grid, .stats-grid, .token-cards, .terms-grid {
                grid-template-columns: 1fr;
            }
            .process-flow {
                flex-direction: column;
                gap: 40px;
            }
            .process-flow::before {
                display: none;
            }
        }