:root {
            --bg-dark: #070314;
            --bg-card: #130a2a;
            --primary: #ff007f;
            --secondary: #8a2be2;
            --accent: #00ffff;
            --text-main: #ffffff;
            --text-muted: #b0a8d3;
            --border-glow: rgba(255, 0, 127, 0.3);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

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

        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-main);
        }

        body {
            overflow-x: hidden;
            line-height: 1.6;
        }

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

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

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

        .gradient-text {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

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

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: #fff;
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 25px rgba(255, 0, 127, 0.7);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent);
            color: var(--accent);
            box-shadow: 0 0 10px rgba(0, 255, 255, 0.1);
        }

        .btn-outline:hover {
            background: var(--accent);
            color: var(--bg-dark);
            box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
            transform: translateY(-2px);
        }

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(7, 3, 20, 0.85);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 0, 127, 0.15);
        }

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

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

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

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

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

        .nav-link:hover {
            color: var(--primary);
            text-shadow: 0 0 5px var(--primary);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-main);
            font-size: 24px;
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            position: relative;
            padding-top: 150px;
            padding-bottom: 100px;
            min-height: 90vh;
            display: flex;
            align-items: center;
            background: radial-gradient(circle at 50% 30%, rgba(138, 43, 226, 0.2) 0%, rgba(7, 3, 20, 1) 70%);
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(0deg, transparent 24%, rgba(255, 0, 127, 0.03) 25%, rgba(255, 0, 127, 0.03) 26%, transparent 27%, transparent 74%, rgba(255, 0, 127, 0.03) 75%, rgba(255, 0, 127, 0.03) 76%, transparent 77%),
                        linear-gradient(90deg, transparent 24%, rgba(255, 0, 127, 0.03) 25%, rgba(255, 0, 127, 0.03) 26%, transparent 27%, transparent 74%, rgba(255, 0, 127, 0.03) 75%, rgba(255, 0, 127, 0.03) 76%, transparent 77%);
            background-size: 50px 50px;
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            line-height: 1.2;
            margin-bottom: 20px;
            font-weight: 800;
            letter-spacing: -1px;
        }

        .hero p {
            font-size: clamp(1rem, 2vw, 1.25rem);
            color: var(--text-muted);
            margin-bottom: 40px;
        }

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

        /* Stats Cards */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-top: 60px;
        }

        .stats-card {
            background: rgba(19, 10, 42, 0.6);
            border: 1px solid rgba(255, 0, 127, 0.15);
            padding: 20px;
            border-radius: 12px;
            backdrop-filter: blur(5px);
            transition: var(--transition);
        }

        .stats-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.2);
        }

        .stats-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 5px;
        }

        .stats-label {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* Section Header */
        .section-title {
            font-size: 36px;
            margin-bottom: 15px;
            font-weight: 700;
        }

        .section-subtitle {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 50px auto;
            font-size: 16px;
        }

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

        .feature-card {
            background: var(--bg-card);
            border: 1px solid rgba(138, 43, 226, 0.2);
            border-radius: 16px;
            padding: 30px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }

        .feature-card:hover {
            transform: translateY(-8px);
            border-color: rgba(255, 0, 127, 0.4);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }

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

        .feature-icon {
            font-size: 40px;
            color: var(--primary);
            margin-bottom: 20px;
        }

        .feature-card h3 {
            font-size: 20px;
            margin-bottom: 12px;
            color: #fff;
        }

        .feature-card p {
            color: var(--text-muted);
            font-size: 14px;
        }

        /* Model Aggregation Wall */
        .model-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            margin-top: 30px;
        }

        .model-tag {
            background: rgba(255, 0, 127, 0.08);
            border: 1px solid rgba(255, 0, 127, 0.25);
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            transition: var(--transition);
        }

        .model-tag:hover {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.4);
        }

        /* Split Section */
        .split-section {
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .split-left, .split-right {
            flex: 1;
            min-width: 300px;
        }

        .split-right img {
            border-radius: 16px;
            border: 1px solid rgba(255, 0, 127, 0.2);
            box-shadow: 0 10px 30px rgba(255, 0, 127, 0.15);
        }

        /* Process Steps */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 25px;
            position: relative;
        }

        .step-item {
            background: var(--bg-card);
            border: 1px solid rgba(255, 0, 127, 0.1);
            padding: 25px;
            border-radius: 12px;
            position: relative;
            text-align: center;
        }

        .step-num {
            position: absolute;
            top: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 35px;
            height: 35px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 16px;
            box-shadow: 0 0 10px var(--primary);
        }

        .step-item h4 {
            margin-top: 15px;
            margin-bottom: 10px;
            font-size: 18px;
        }

        .step-item p {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* Interactive Map Area */
        .map-section {
            background: radial-gradient(circle at center, rgba(138, 43, 226, 0.15) 0%, rgba(7, 3, 20, 1) 75%);
            border-radius: 20px;
            border: 1px solid rgba(255, 0, 127, 0.1);
            padding: 40px;
        }

        .map-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 30px;
        }

        .map-info {
            flex: 1;
            min-width: 300px;
        }

        .map-visual {
            flex: 1;
            min-width: 300px;
            text-align: center;
        }

        .network-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
        }

        .network-node {
            background: rgba(255, 0, 127, 0.05);
            border: 1px solid rgba(255, 0, 127, 0.15);
            padding: 15px;
            border-radius: 8px;
            text-align: center;
        }

        .network-node h5 {
            color: var(--accent);
            font-size: 16px;
            margin-bottom: 5px;
        }

        .network-node p {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Comparison Section */
        .comparison-table-wrapper {
            overflow-x: auto;
            background: var(--bg-card);
            border-radius: 16px;
            border: 1px solid rgba(138, 43, 226, 0.2);
            padding: 20px;
        }

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

        th, td {
            padding: 18px;
            border-bottom: 1px solid rgba(255, 0, 127, 0.1);
        }

        th {
            font-weight: 700;
            color: var(--accent);
        }

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

        .badge-pro {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: bold;
        }

        .comparison-rating {
            background: rgba(255, 0, 127, 0.1);
            border: 1px solid var(--primary);
            border-radius: 12px;
            padding: 30px;
            margin-top: 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
        }

        .rating-stars {
            color: #ffcc00;
            font-size: 24px;
        }

        /* Token Pricing */
        .token-pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }

        .token-card {
            background: linear-gradient(180deg, var(--bg-card) 0%, rgba(19, 10, 42, 0.8) 100%);
            border: 1px solid rgba(0, 255, 255, 0.15);
            border-radius: 12px;
            padding: 25px;
            transition: var(--transition);
        }

        .token-card:hover {
            border-color: var(--accent);
            box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
            transform: translateY(-3px);
        }

        .token-card h4 {
            font-size: 18px;
            margin-bottom: 10px;
            color: var(--accent);
        }

        .token-price {
            font-size: 28px;
            font-weight: bold;
            color: var(--text-main);
            margin: 15px 0;
        }

        .token-price span {
            font-size: 14px;
            color: var(--text-muted);
        }

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

        .faq-item {
            background: var(--bg-card);
            border: 1px solid rgba(255, 0, 127, 0.1);
            border-radius: 8px;
            margin-bottom: 15px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-header {
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
        }

        .faq-icon {
            transition: transform 0.3s;
            color: var(--primary);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            padding: 0 20px;
            color: var(--text-muted);
            font-size: 14px;
        }

        .faq-item.active .faq-body {
            padding-bottom: 20px;
        }

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

        /* Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid rgba(138, 43, 226, 0.15);
            border-radius: 16px;
            padding: 30px;
            position: relative;
        }

        .testimonial-text {
            font-style: italic;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

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

        .author-info h5 {
            font-size: 16px;
            color: #fff;
        }

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

        /* Articles Section */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .article-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 0, 127, 0.1);
            border-radius: 12px;
            padding: 25px;
            transition: var(--transition);
        }

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

        .article-card h4 {
            font-size: 18px;
            margin-bottom: 12px;
        }

        .article-card p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        .article-link {
            color: var(--accent);
            text-decoration: none;
            font-size: 14px;
            font-weight: 600;
        }

        /* Form Area */
        .form-section {
            background: radial-gradient(circle at 80% 80%, rgba(255, 0, 127, 0.1) 0%, rgba(7, 3, 20, 1) 80%);
            border: 1px solid rgba(255, 0, 127, 0.2);
            border-radius: 20px;
            padding: 50px 40px;
            max-width: 800px;
            margin: 0 auto;
        }

        .contact-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .form-group-full {
            grid-column: span 2;
        }

        .form-control {
            width: 100%;
            background: rgba(7, 3, 20, 0.7);
            border: 1px solid rgba(255, 0, 127, 0.2);
            border-radius: 8px;
            padding: 12px 15px;
            color: #fff;
            font-size: 15px;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
        }

        select.form-control {
            color: var(--text-muted);
        }

        textarea.form-control {
            height: 120px;
            resize: none;
        }

        .form-submit-btn {
            grid-column: span 2;
            width: 100%;
            margin-top: 10px;
        }

        /* Sticky Service */
        .sticky-service {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .service-trigger {
            width: 55px;
            height: 55px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 0 15px rgba(255, 0, 127, 0.6);
            transition: var(--transition);
        }

        .service-trigger svg {
            width: 25px;
            height: 25px;
            fill: #fff;
        }

        .service-popup {
            position: absolute;
            bottom: 70px;
            right: 0;
            width: 280px;
            background: var(--bg-card);
            border: 1px solid var(--primary);
            border-radius: 12px;
            padding: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
            display: none;
        }

        .service-popup.active {
            display: block;
        }

        .service-popup h4 {
            margin-bottom: 12px;
            font-size: 16px;
            color: var(--accent);
            text-align: center;
        }

        .service-popup img {
            width: 100%;
            max-width: 180px;
            display: block;
            margin: 0 auto 15px auto;
            border-radius: 8px;
        }

        .service-popup-info {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* Footer */
        footer {
            background: #04010a;
            border-top: 1px solid rgba(255, 0, 127, 0.15);
            padding: 60px 0 20px 0;
            font-size: 14px;
            color: var(--text-muted);
        }

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

        .footer-col h4 {
            color: #fff;
            margin-bottom: 20px;
            font-size: 16px;
            font-weight: 600;
        }

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

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

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

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 0, 127, 0.05);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

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

        .footer-logo img {
            height: 30px;
        }

        /* Term Encyclopedia */
        .encyclopedia-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .encyclopedia-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 0, 127, 0.05);
            border-radius: 8px;
            padding: 20px;
        }

        .encyclopedia-card h5 {
            color: var(--accent);
            margin-bottom: 10px;
            font-size: 16px;
        }

        .encyclopedia-card p {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* Friendly Links */
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 20px;
        }

        .friend-links a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 13px;
            background: rgba(255, 0, 127, 0.05);
            padding: 5px 12px;
            border-radius: 4px;
            transition: var(--transition);
        }

        .friend-links a:hover {
            background: rgba(255, 0, 127, 0.2);
            color: var(--primary);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 70px);
                background: var(--bg-dark);
                flex-direction: column;
                padding: 40px 20px;
                gap: 25px;
                transition: var(--transition);
                z-index: 999;
                border-top: 1px solid rgba(255, 0, 127, 0.15);
            }

            .nav-menu.active {
                left: 0;
            }

            .nav-toggle {
                display: block;
            }

            .contact-form {
                grid-template-columns: 1fr;
            }

            .form-group-full, .form-submit-btn {
                grid-column: span 1;
            }

            .hero {
                padding-top: 120px;
                padding-bottom: 60px;
            }
        }