:root {
            --primary: #5900ff;
            --primary-light: #8b5cf6;
            --accent: #00f0ff;
            --accent-pink: #ff007a;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --bg-glass: rgba(255, 255, 255, 0.75);
            --border-glass: rgba(255, 255, 255, 0.6);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background: radial-gradient(120% 120% at 50% 0%, rgba(224, 231, 255, 0.6) 0%, rgba(250, 245, 255, 0.6) 50%, rgba(255, 255, 255, 1) 100%);
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        /* Holographic Metallic Style Highlights */
        .holo-text {
            background: linear-gradient(90deg, #5900ff, #ff007a, #00f0ff, #5900ff);
            background-size: 300% 100%;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            animation: holoFlow 8s linear infinite;
        }

        @keyframes holoFlow {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        .holo-card {
            background: var(--bg-glass);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            border: 1px solid var(--border-glass);
            border-radius: 20px;
            box-shadow: 0 10px 30px -10px rgba(89, 0, 255, 0.08), inset 0 1px 1px rgba(255, 255, 255, 0.8);
            transition: var(--transition);
        }

        .holo-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px -5px rgba(89, 0, 255, 0.15), 0 0 15px rgba(0, 240, 255, 0.2);
            border-color: rgba(0, 240, 255, 0.4);
        }

        /* Buttons & Badges */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 32px;
            border-radius: 99px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            outline: none;
        }

        .btn-holo {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--accent) 100%);
            background-size: 200% auto;
            color: #ffffff;
            box-shadow: 0 4px 15px rgba(89, 0, 255, 0.3);
        }

        .btn-holo:hover {
            background-position: right center;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(89, 0, 255, 0.4);
        }

        .btn-outline {
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid rgba(89, 0, 255, 0.2);
            color: var(--primary);
        }

        .btn-outline:hover {
            background: rgba(89, 0, 255, 0.05);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 99px;
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            background: rgba(89, 0, 255, 0.08);
            color: var(--primary);
            margin-bottom: 12px;
        }

        /* Nav Section */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            transition: var(--transition);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

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

        .ai-page-logo {
            height: 38px;
            width: auto;
        }

        .brand-title {
            font-size: 18px;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: var(--text-main);
        }

        nav {
            display: flex;
        }

        nav a {
            text-decoration: none;
            color: var(--text-main);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
            padding: 6px 12px;
            border-radius: 8px;
        }

        nav a:hover {
            color: var(--primary);
            background: rgba(89, 0, 255, 0.05);
        }

        .nav-btn-group {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        /* Menu Trigger Mobile */
        .menu-trigger {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            cursor: pointer;
            color: var(--text-main);
        }

        /* Hero (No-Image Rule Strictly Maintained) */
        .hero {
            padding: 160px 0 100px;
            text-align: center;
            position: relative;
        }

        .hero-badge-wrap {
            display: inline-flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid rgba(89, 0, 255, 0.15);
            border-radius: 99px;
            padding: 6px 16px;
            font-size: 13px;
            margin-bottom: 24px;
            box-shadow: 0 4px 12px rgba(89, 0, 255, 0.04);
        }

        .hero h1 {
            font-size: clamp(32px, 5vw, 54px);
            font-weight: 800;
            line-height: 1.25;
            color: #0f172a;
            max-width: 900px;
            margin: 0 auto 24px;
        }

        .hero-desc {
            font-size: 18px;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0 auto 36px;
        }

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

        /* Stats Grid */
        .stats-section {
            padding: 40px 0;
            margin-top: -40px;
            position: relative;
            z-index: 10;
        }

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

        .stat-card {
            padding: 30px 24px;
            text-align: center;
        }

        .stat-val {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
        }

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

        /* Section Global Typography */
        section {
            padding: 100px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            color: #0f172a;
            margin-bottom: 12px;
        }

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

        /* Feature & Services Grid */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .service-card {
            padding: 40px 30px;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .service-icon {
            width: 54px;
            height: 54px;
            background: linear-gradient(135deg, rgba(89, 0, 255, 0.1) 0%, rgba(0, 240, 255, 0.1) 100%);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            color: var(--primary);
            font-size: 24px;
        }

        .service-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #0f172a;
        }

        .service-card p {
            font-size: 14px;
            color: var(--text-muted);
            flex-grow: 1;
            margin-bottom: 20px;
        }

        .model-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .model-tag {
            font-size: 11px;
            background: rgba(0, 0, 0, 0.04);
            color: var(--text-main);
            padding: 2px 8px;
            border-radius: 4px;
        }

        /* Solutions Panel */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .sol-card {
            padding: 30px;
        }

        .sol-card h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #0f172a;
        }

        /* Step Timeline */
        .step-wrapper {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
            position: relative;
        }

        .step-node {
            position: relative;
            padding: 30px 20px;
            text-align: center;
        }

        .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            margin: 0 auto 20px;
            box-shadow: 0 4px 10px rgba(89, 0, 255, 0.2);
        }

        .step-node h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
        }

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

        /* Compare Section & Table */
        .compare-box {
            padding: 40px;
        }

        .rating-badge {
            background: linear-gradient(90deg, #fffbeb 0%, #fef3c7 100%);
            border: 1px solid #fcd34d;
            padding: 12px 24px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 24px;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            margin-top: 20px;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 700px;
        }

        th, td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            font-size: 14px;
        }

        th {
            background: rgba(89, 0, 255, 0.03);
            font-weight: 700;
            color: #0f172a;
        }

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

        .highlight-col {
            background: rgba(89, 0, 255, 0.02);
            font-weight: 600;
            color: var(--primary);
        }

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

        @media (max-width: 768px) {
            .case-grid {
                grid-template-columns: 1fr;
            }
        }

        .case-card {
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .case-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #f1f5f9;
        }

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

        .case-card:hover .case-img-wrap img {
            transform: scale(1.05);
        }

        .case-content {
            padding: 24px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .case-title {
            font-size: 18px;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 8px;
        }

        /* Token Rate Area */
        .token-header-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }

        .token-badge-card {
            padding: 20px;
            text-align: center;
        }

        /* Training Program Section */
        .cert-card {
            padding: 30px;
            display: flex;
            align-items: flex-start;
            gap: 20px;
        }

        .cert-icon {
            width: 48px;
            height: 48px;
            background: rgba(89, 0, 255, 0.08);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--primary);
            font-weight: bold;
        }

        .cert-info h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
        }

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

        /* QA & FAQ styling */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid rgba(89, 0, 255, 0.08);
            border-radius: 12px;
            background: #ffffff;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-trigger {
            width: 100%;
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            border: none;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: #0f172a;
            cursor: pointer;
        }

        .faq-icon-state {
            transition: var(--transition);
            color: var(--primary);
        }

        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
            background: rgba(89, 0, 255, 0.01);
        }

        .faq-content-inner {
            padding: 0 24px 20px 24px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .faq-item.active {
            border-color: rgba(89, 0, 255, 0.2);
            box-shadow: 0 4px 15px rgba(89, 0, 255, 0.03);
        }

        .faq-item.active .faq-icon-state {
            transform: rotate(180deg);
        }

        .faq-item.active .faq-content {
            max-height: 1000px;
            transition: max-height 0.5s ease-in-out;
        }

        /* Review Cards */
        .reviews-slider {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .review-card {
            padding: 30px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .review-text {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
            line-height: 1.6;
            font-style: italic;
        }

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

        .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: bold;
        }

        .author-meta h5 {
            font-size: 14px;
            font-weight: 700;
            color: #0f172a;
        }

        .author-meta span {
            font-size: 11px;
            color: var(--text-muted);
        }

        /* Contact & Form */
        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: start;
        }

        @media (max-width: 992px) {
            .contact-layout {
                grid-template-columns: 1fr;
            }
        }

        .contact-info-panel h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .contact-meta-list {
            margin-bottom: 30px;
        }

        .contact-meta-item {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
            font-size: 14px;
        }

        .qr-box {
            display: inline-block;
            background: #ffffff;
            padding: 12px;
            border-radius: 12px;
            border: 1px solid rgba(0, 0, 0, 0.05);
            max-width: 150px;
        }

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

        .form-wrap {
            padding: 40px;
        }

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

        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 8px;
            color: #0f172a;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid rgba(89, 0, 255, 0.15);
            background: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            color: var(--text-main);
            outline: none;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--primary);
            background: #ffffff;
            box-shadow: 0 0 0 3px rgba(89, 0, 255, 0.1);
        }

        /* News & Knowledge base */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }

        .news-card {
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .news-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
        }

        .news-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            color: #0f172a;
        }

        .news-link {
            font-size: 13px;
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-link:hover {
            text-decoration: underline;
        }

        /* Floating Widgets */
        .floating-service {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: #ffffff;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            position: relative;
            border: 1px solid rgba(89, 0, 255, 0.1);
            color: var(--primary);
            transition: var(--transition);
        }

        .float-btn:hover {
            transform: scale(1.1);
            background: var(--primary);
            color: #ffffff;
        }

        .float-qr-pop {
            position: absolute;
            bottom: 60px;
            right: 0;
            width: 200px;
            background: #ffffff;
            border-radius: 12px;
            padding: 16px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            border: 1px solid rgba(89, 0, 255, 0.15);
            display: none;
            text-align: center;
        }

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

        .float-qr-pop p {
            font-size: 12px;
            color: var(--text-main);
            margin-top: 8px;
            font-weight: 600;
        }

        /* Footer */
        footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 80px 0 40px;
            font-size: 14px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 50px;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        .footer-col h5 {
            color: #ffffff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 20px;
        }

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

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

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

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

        .footer-bottom {
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .friendship-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .friendship-links a {
            color: #64748b;
            text-decoration: none;
            font-size: 12px;
            transition: var(--transition);
        }

        .friendship-links a:hover {
            color: #94a3b8;
        }

        /* Responsive menu styling */
        @media (max-width: 992px) {
            nav {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                width: 100%;
                background: #ffffff;
                flex-direction: column;
                padding: 20px;
                border-bottom: 1px solid rgba(0, 0, 0, 0.1);
                box-shadow: 0 10px 15px rgba(0, 0, 0, 0.05);
            }

            nav.show {
                display: flex;
            }

            .menu-trigger {
                display: block;
            }
        }