:root {
            --primary-gradient: linear-gradient(135deg, #7c3aed 0%, #06b6d4 100%);
            --neon-purple: #9333ea;
            --neon-cyan: #0891b2;
            --neon-pink: #db2777;
            --bg-light: #f8fafc;
            --bg-white: #ffffff;
            --text-dark: #0f172a;
            --text-muted: #475569;
            --border-color: #e2e8f0;
            --border-neon: rgba(124, 58, 237, 0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 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;
            color: var(--text-dark);
            background-color: var(--bg-light);
        }

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

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

        /* Typography */
        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.2;
        }

        h1 {
            font-size: 2.2rem;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 1.5rem;
        }

        h2 {
            font-size: 1.8rem;
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
            background: linear-gradient(to right, var(--neon-purple), var(--neon-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.8rem 1.8rem;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: var(--primary-gradient);
            color: var(--bg-white);
            box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
        }

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

        .btn-outline:hover {
            background: rgba(6, 182, 212, 0.05);
            transform: translateY(-2px);
        }

        /* Header & Navigation */
        header {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            transition: var(--transition);
        }

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

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

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

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

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

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

        .nav-links .ai-page-home-link {
            color: var(--neon-cyan);
            font-weight: 700;
        }

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

        .nav-toggle span {
            width: 25px;
            height: 3px;
            background: var(--text-dark);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* Hero Section (No Image Allowed) */
        .hero {
            padding: 160px 0 100px 0;
            background: radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.08) 0%, transparent 50%),
                        radial-gradient(circle at 10% 80%, rgba(124, 58, 237, 0.08) 0%, transparent 50%),
                        var(--bg-white);
            text-align: center;
            position: relative;
        }

        .hero::before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-neon), transparent);
        }

        .hero-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(124, 58, 237, 0.08);
            border: 1px solid rgba(124, 58, 237, 0.2);
            color: var(--neon-purple);
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
        }

        .hero-desc {
            max-width: 700px;
            margin: 0 auto 2.5rem auto;
            color: var(--text-muted);
            font-size: 1.15rem;
        }

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

        /* Stats Cards */
        .stats-section {
            padding: 50px 0;
            background: var(--bg-white);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
        }

        .stats-card {
            background: var(--bg-light);
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 16px;
            text-align: center;
            transition: var(--transition);
        }

        .stats-card:hover {
            transform: translateY(-5px);
            border-color: var(--neon-cyan);
            box-shadow: 0 10px 25px rgba(6, 182, 212, 0.08);
        }

        .stats-num {
            font-size: 2.5rem;
            font-weight: 800;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 5px;
        }

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

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

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

        .service-card {
            background: var(--bg-white);
            border: 1px solid var(--border-neon);
            padding: 35px 25px;
            border-radius: 16px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

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

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(124, 58, 237, 0.08);
            border-color: var(--neon-purple);
        }

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

        .service-icon {
            font-size: 2.5rem;
            margin-bottom: 20px;
            display: inline-block;
        }

        .service-card h3 {
            margin-bottom: 15px;
            font-size: 1.3rem;
        }

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

        /* Platform List (Cloud Tag Style) */
        .platform-wrap {
            background: var(--bg-white);
            padding: 40px;
            border-radius: 20px;
            border: 1px solid var(--border-color);
            margin-top: 40px;
        }

        .platform-title {
            text-align: center;
            margin-bottom: 25px;
            font-size: 1.2rem;
            color: var(--text-muted);
        }

        .platform-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }

        .platform-tag {
            padding: 8px 18px;
            background: var(--bg-light);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--transition);
        }

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

        /* Process Steps */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
            position: relative;
        }

        .process-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 16px;
            position: relative;
            text-align: center;
        }

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

        /* Comparisons Table */
        .table-responsive {
            overflow-x: auto;
            background: var(--bg-white);
            border-radius: 16px;
            border: 1px solid var(--border-color);
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
        }

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

        .compare-table th, .compare-table td {
            padding: 18px 24px;
            border-bottom: 1px solid var(--border-color);
        }

        .compare-table th {
            background: var(--bg-light);
            font-weight: 700;
        }

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

        .compare-table tr.highlight {
            background: rgba(6, 182, 212, 0.03);
        }

        .badge-star {
            display: inline-block;
            background: #fef08a;
            color: #a16207;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: bold;
            font-size: 0.85rem;
        }

        /* Showcase Section (Images Included) */
        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

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

        .showcase-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0,0,0,0.05);
        }

        .showcase-img-wrap {
            width: 100%;
            height: 220px;
            overflow: hidden;
            background: #e2e8f0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

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

        .showcase-info {
            padding: 25px;
        }

        .showcase-tag {
            color: var(--neon-purple);
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 8px;
            display: inline-block;
        }

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

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

        .faq-header {
            padding: 20px 25px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }

        .faq-header:hover {
            background: rgba(124, 58, 237, 0.02);
        }

        .faq-icon {
            font-size: 1.2rem;
            transition: var(--transition);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .faq-content {
            padding: 0 25px 20px 25px;
        }

        .faq-item.active .faq-body {
            max-height: 200px;
        }

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

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

        .comment-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 30px;
            border-radius: 16px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.01);
        }

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

        .comment-user {
            display: flex;
            align-items: center;
            gap: 15px;
        }

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

        .user-info h4 {
            font-size: 0.95rem;
            margin-bottom: 2px;
        }

        .user-info span {
            color: var(--neon-cyan);
            font-size: 0.8rem;
            font-weight: 500;
        }

        /* Form Area */
        .form-wrap {
            max-width: 650px;
            margin: 0 auto;
            background: var(--bg-white);
            border: 1px solid var(--border-neon);
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.03);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            font-size: 0.9rem;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            outline: none;
            transition: var(--transition);
            font-family: inherit;
        }

        .form-control:focus {
            border-color: var(--neon-purple);
            box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
        }

        /* Contact Details & QR Code */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .contact-info h3 {
            margin-bottom: 20px;
            font-size: 1.5rem;
        }

        .contact-details {
            list-style: none;
            margin-bottom: 30px;
        }

        .contact-details li {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .qr-wrap {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 20px;
            border-radius: 16px;
            text-align: center;
            max-width: 250px;
            margin: 0 auto;
        }

        .qr-wrap img {
            width: 100%;
            max-width: 180px;
            height: auto;
            border-radius: 8px;
            margin-bottom: 10px;
        }

        .qr-wrap p {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Article & Wiki Section */
        .wiki-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .wiki-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 25px;
            border-radius: 16px;
            transition: var(--transition);
        }

        .wiki-card:hover {
            border-color: var(--neon-purple);
            transform: translateY(-3px);
        }

        .wiki-card h3 {
            font-size: 1.15rem;
            margin-bottom: 12px;
        }

        .wiki-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 15px;
        }

        .wiki-link {
            color: var(--neon-cyan);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        /* Float Customer Service */
        .float-cs {
            position: fixed;
            right: 25px;
            bottom: 25px;
            z-index: 999;
            background: var(--primary-gradient);
            color: var(--bg-white);
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }

        .float-cs:hover {
            transform: scale(1.1) rotate(5deg);
        }

        .float-cs-panel {
            position: fixed;
            right: 95px;
            bottom: 25px;
            z-index: 999;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            display: none;
            width: 260px;
        }

        .float-cs-panel.show {
            display: block;
        }

        /* Footer */
        footer {
            background: #0f172a;
            color: #94a3b8;
            padding: 60px 0 30px 0;
            font-size: 0.9rem;
            border-top: 1px solid #1e293b;
        }

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

        .footer-logo {
            margin-bottom: 15px;
        }

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

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

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

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

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

        .friend-links {
            border-top: 1px solid #1e293b;
            padding-top: 20px;
            margin-bottom: 20px;
            text-align: center;
        }

        .friend-links a {
            color: #64748b;
            text-decoration: none;
            margin: 0 10px;
            display: inline-block;
            transition: var(--transition);
        }

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

        .copyright-area {
            text-align: center;
            border-top: 1px solid #1e293b;
            padding-top: 20px;
            font-size: 0.8rem;
            color: #64748b;
        }

        /* Responsive */
        @media (max-width: 991px) {
            .contact-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--bg-white);
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                box-shadow: 0 10px 15px rgba(0,0,0,0.05);
                gap: 15px;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-toggle {
                display: flex;
            }
            .hero {
                padding: 120px 0 80px 0;
            }
            .form-wrap {
                padding: 25px;
            }
        }