:root {
            --primary: #7f00ff;
            --secondary: #ff007f;
            --accent: #00f0ff;
            --dark: #121214;
            --light: #f8f9fa;
            --text-main: #2b2d42;
            --text-muted: #6c757d;
            --white: #ffffff;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            --gradient-vibrant: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 50%, var(--accent) 100%);
        }

        * {
            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(--white);
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        /* Typography */
        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.3;
        }

        h2 {
            font-size: 2.2rem;
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
            color: var(--dark);
        }

        h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--gradient-vibrant);
            margin: 10px auto 0;
            border-radius: 2px;
        }

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

        section {
            padding: 80px 0;
        }

        /* Buttons & Badges */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            border: none;
        }

        .btn-gradient {
            background: var(--gradient-vibrant);
            color: var(--white);
            box-shadow: 0 4px 15px rgba(127, 0, 255, 0.3);
        }

        .btn-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 0, 127, 0.4);
        }

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

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

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 12px;
            font-size: 0.85rem;
            font-weight: 600;
            background: rgba(127, 0, 255, 0.1);
            color: var(--primary);
            margin-bottom: 10px;
        }

        /* Header Navigation */
        header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
        }

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

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

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

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

        .nav-menu a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-main);
        }

        .nav-menu a:hover {
            color: var(--secondary);
        }

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

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

        /* Hero Section (No Images Allowed) */
        .hero {
            padding-top: 150px;
            padding-bottom: 100px;
            background: radial-gradient(circle at 10% 20%, rgba(127, 0, 255, 0.05) 0%, rgba(255, 0, 127, 0.05) 90%);
            text-align: center;
            position: relative;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at top right, rgba(0, 240, 255, 0.08), transparent 400px);
            z-index: 1;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
        }

        .hero-title {
            font-size: 3rem;
            background: var(--gradient-vibrant);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 1.5rem;
            font-weight: 800;
        }

        .hero-subtitle {
            font-size: 1.25rem;
            color: var(--text-muted);
            margin-bottom: 2.5rem;
        }

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

        /* Stats Cards */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 50px;
        }

        .stat-card {
            background: var(--white);
            padding: 30px 20px;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            border: 1px solid rgba(127, 0, 255, 0.1);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            border-color: var(--secondary);
            box-shadow: 0 10px 30px rgba(255, 0, 127, 0.15);
        }

        .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 5px;
        }

        .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 500;
        }

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

        .service-card {
            background: var(--white);
            border-radius: 20px;
            padding: 40px 30px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.03);
            border: 1px solid rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 35px rgba(127, 0, 255, 0.1);
            border-color: rgba(127, 0, 255, 0.2);
        }

        .service-icon {
            width: 60px;
            height: 60px;
            border-radius: 15px;
            background: var(--gradient-vibrant);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 1.5rem;
            margin-bottom: 25px;
        }

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

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

        /* Tag Cloud for Platforms */
        .platform-wrap {
            margin-top: 40px;
            text-align: center;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            max-width: 900px;
            margin: 20px auto 0;
        }

        .platform-tag {
            background: var(--light);
            border: 1px solid rgba(0, 0, 0, 0.08);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            color: var(--text-main);
            transition: var(--transition);
        }

        .platform-tag:hover {
            background: var(--gradient-vibrant);
            color: var(--white);
            border-color: transparent;
            transform: scale(1.05);
        }

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

        .flow-step {
            background: var(--white);
            border-radius: 16px;
            padding: 30px 20px;
            text-align: center;
            border: 1px solid rgba(0, 0, 0, 0.05);
            position: relative;
            transition: var(--transition);
        }

        .flow-step:hover {
            border-color: var(--accent);
            box-shadow: 0 8px 25px rgba(0, 240, 255, 0.1);
        }

        .step-num {
            width: 40px;
            height: 40px;
            background: var(--gradient-vibrant);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            margin: 0 auto 20px;
        }

        .step-title {
            font-size: 1.15rem;
            margin-bottom: 10px;
            color: var(--dark);
        }

        /* Solutions & Network */
        .network-section {
            background: var(--light);
        }

        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
            margin-bottom: 50px;
        }

        .solution-item {
            background: var(--white);
            padding: 30px;
            border-radius: 16px;
            border-left: 5px solid var(--secondary);
            box-shadow: 0 4px 15px rgba(0,0,0,0.02);
        }

        .solution-item h3 {
            margin-bottom: 10px;
        }

        /* Custom Comparison Table */
        .comparison-table-wrapper {
            width: 100%;
            overflow-x: auto;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            border: 1px solid rgba(0,0,0,0.08);
            background: var(--white);
        }

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

        .comparison-table th, .comparison-table td {
            padding: 16px 24px;
            border-bottom: 1px solid rgba(0,0,0,0.08);
        }

        .comparison-table th {
            background: var(--light);
            font-weight: 700;
            color: var(--dark);
        }

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

        .comparison-table tr.highlighted {
            background: rgba(127, 0, 255, 0.03);
        }

        .comparison-table td.strong {
            font-weight: 700;
            color: var(--primary);
        }

        /* Rating Highlight */
        .rating-badge {
            background: var(--gradient-vibrant);
            color: var(--white);
            padding: 20px;
            border-radius: 16px;
            text-align: center;
            margin-bottom: 40px;
        }

        .rating-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .rating-score {
            font-size: 3rem;
            font-weight: 800;
        }

        /* Showcase Zone */
        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .showcase-item {
            border-radius: 16px;
            overflow: hidden;
            background: var(--white);
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
            border: 1px solid rgba(0,0,0,0.08);
        }

        .showcase-img-wrap {
            width: 100%;
            height: 240px;
            overflow: hidden;
            background: #eee;
            position: relative;
        }

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

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

        .showcase-info {
            padding: 25px;
        }

        /* Form Styling */
        .form-section {
            background: radial-gradient(circle at 90% 80%, rgba(255,0,127,0.05), transparent 300px);
        }

        .form-wrapper {
            max-width: 650px;
            margin: 0 auto;
            background: var(--white);
            padding: 40px;
            border-radius: 24px;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
            border: 1px solid rgba(127, 0, 255, 0.1);
        }

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

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--dark);
        }

        .form-control {
            width: 100%;
            padding: 12px 18px;
            border-radius: 10px;
            border: 1.5px solid rgba(0,0,0,0.15);
            background: var(--white);
            font-size: 1rem;
            color: var(--text-main);
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 8px rgba(127, 0, 255, 0.2);
        }

        /* Agent Section */
        .agent-banner {
            background: linear-gradient(135deg, rgba(127, 0, 255, 0.02) 0%, rgba(255, 0, 127, 0.04) 100%);
            border: 1.5px dashed var(--secondary);
            border-radius: 20px;
            padding: 40px;
            text-align: center;
        }

        .agent-title {
            color: var(--secondary);
            margin-bottom: 15px;
            font-size: 1.8rem;
        }

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

        .faq-item {
            background: var(--white);
            border: 1px solid rgba(0,0,0,0.08);
            border-radius: 12px;
            margin-bottom: 15px;
            overflow: hidden;
            transition: var(--transition);
        }

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

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

        .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: var(--text-muted);
            font-size: 0.95rem;
        }

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

        /* Articles list */
        .articles-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .article-card {
            background: var(--white);
            padding: 25px;
            border-radius: 16px;
            border: 1px solid rgba(0, 0, 0, 0.05);
            box-shadow: 0 4px 15px rgba(0,0,0,0.02);
            transition: var(--transition);
        }

        .article-card:hover {
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        .article-title {
            font-size: 1.1rem;
            margin-bottom: 12px;
            color: var(--dark);
        }

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

        /* User Testimonials */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .testimonial-card {
            background: var(--white);
            padding: 30px;
            border-radius: 16px;
            border: 1px solid rgba(0,0,0,0.05);
            box-shadow: 0 5px 20px rgba(0,0,0,0.02);
        }

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

        .author-avatar {
            width: 45px;
            height: 45px;
            background: var(--gradient-vibrant);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-weight: 700;
        }

        .author-info h4 {
            font-size: 1rem;
            color: var(--dark);
        }

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

        /* Footer */
        footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 30px;
            font-size: 0.9rem;
        }

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

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

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

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

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

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

        .friend-links {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            margin-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }

        .friend-links a {
            color: rgba(255,255,255,0.5);
            font-size: 0.85rem;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        /* Float Widget */
        .float-widget {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--white);
            box-shadow: 0 4px 15px rgba(0,0,0,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid rgba(0,0,0,0.08);
            position: relative;
        }

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

        .float-kefu-qr {
            position: absolute;
            bottom: 60px;
            right: 0;
            background: var(--white);
            padding: 10px;
            border-radius: 12px;
            box-shadow: 0 5px 25px rgba(0,0,0,0.15);
            display: none;
            width: 150px;
            border: 1px solid rgba(0,0,0,0.08);
        }

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

        .float-kefu-qr img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* Responsive */
        @media (max-width: 992px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .solutions-grid {
                grid-template-columns: 1fr;
            }
            .showcase-grid {
                grid-template-columns: 1fr;
            }
            .articles-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--white);
                padding: 20px;
                box-shadow: 0 4px 15px rgba(0,0,0,0.05);
            }
            .nav-menu.active {
                display: flex;
            }
            .nav-toggle {
                display: flex;
            }
            .hero-title {
                font-size: 2rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .services-grid {
                grid-template-columns: 1fr;
            }
            .flow-grid {
                grid-template-columns: 1fr;
            }
            .articles-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }