/* CSS Variables: Neon Light Theme over Light Clean Surface */
    :root {
      --primary: #0072ff;
      --primary-neon: #00f2fe;
      --secondary-neon: #7f00ff;
      --accent-neon: #e100ff;
      --bg-main: #f8fafc;
      --bg-card: #ffffff;
      --bg-glass: rgba(255, 255, 255, 0.85);
      --text-main: #0f172a;
      --text-muted: #475569;
      --border-color: rgba(0, 242, 254, 0.25);
      --border-light: #e2e8f0;
      --neon-shadow: 0 8px 30px rgba(0, 242, 254, 0.15);
      --neon-glow: 0 0 15px rgba(0, 242, 254, 0.4);
      --radius: 12px;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.6;
    }

    body {
      overflow-x: hidden;
      background: radial-gradient(circle at 10% 20%, rgba(0, 242, 254, 0.05) 0%, transparent 40%),
                  radial-gradient(circle at 90% 80%, rgba(225, 0, 255, 0.05) 0%, transparent 40%),
                  #f8fafc;
    }

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

    a:hover {
      color: var(--secondary-neon);
    }

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

    /* Typography & Neon Accents */
    .neon-text {
      background: linear-gradient(135deg, #0072ff 0%, #00f2fe 50%, #7f00ff 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      font-weight: 800;
    }

    .section-title-wrap {
      text-align: center;
      margin-bottom: 48px;
    }

    .section-subtitle {
      font-size: 14px;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: #7f00ff;
      font-weight: 700;
      margin-bottom: 8px;
      display: inline-block;
      padding: 4px 12px;
      background: rgba(127, 0, 255, 0.08);
      border-radius: 20px;
      border: 1px solid rgba(127, 0, 255, 0.2);
    }

    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      max-width: 700px;
      margin: 0 auto;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 15px;
      font-weight: 600;
      border-radius: 8px;
      cursor: pointer;
      border: none;
      transition: var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      background: linear-gradient(135deg, #0072ff 0%, #00f2fe 100%);
      color: #fff;
      box-shadow: 0 4px 15px rgba(0, 114, 255, 0.3);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(0, 242, 254, 0.5);
      color: #fff;
    }

    .btn-secondary {
      background: #ffffff;
      color: var(--text-main);
      border: 1px solid var(--border-color);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }

    .btn-secondary:hover {
      border-color: var(--primary-neon);
      transform: translateY(-2px);
      color: var(--primary);
    }

    /* Header & Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(0, 242, 254, 0.15);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    }

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

    .logo-area {
      display: flex;
      align-items: center;
      gap: 12px;
    }

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

    .brand-name {
      font-size: 20px;
      font-weight: 800;
      color: var(--text-main);
    }

    /* Mandatory Rule: gap set to 0 for .nav-links */
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }

    .nav-links li a {
      display: block;
      padding: 8px 12px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-main);
      border-radius: 6px;
    }

    .nav-links li a:hover {
      color: var(--primary);
      background: rgba(0, 242, 254, 0.08);
    }

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

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

    /* Hero Section (No images in first screen per strict prompt rule) */
    .hero-section {
      padding: 90px 0 70px;
      position: relative;
      background: radial-gradient(ellipse at top center, rgba(0, 242, 254, 0.12) 0%, rgba(255, 255, 255, 0) 70%);
      text-align: center;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      color: #0072ff;
      margin-bottom: 24px;
      box-shadow: var(--neon-shadow);
    }

    .hero-title {
      font-size: 40px;
      font-weight: 900;
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-desc {
      font-size: 18px;
      color: var(--text-muted);
      max-width: 840px;
      margin: 0 auto 36px;
      line-height: 1.7;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 48px;
    }

    .hero-models-strip {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      flex-wrap: wrap;
      padding: 16px;
      background: rgba(255, 255, 255, 0.7);
      border-radius: 12px;
      border: 1px solid rgba(0, 242, 254, 0.2);
      max-width: 960px;
      margin: 0 auto;
    }

    .model-tag {
      font-size: 12px;
      font-weight: 600;
      padding: 4px 10px;
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 6px;
      color: var(--text-muted);
      transition: var(--transition);
    }

    .model-tag:hover {
      border-color: var(--primary-neon);
      color: var(--primary);
      box-shadow: 0 0 10px rgba(0, 242, 254, 0.3);
    }

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

    .section-alt {
      background: rgba(241, 245, 249, 0.6);
      border-top: 1px solid #e2e8f0;
      border-bottom: 1px solid #e2e8f0;
    }

    /* Data Stats Cards */
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: 24px;
    }

    .stat-card {
      background: #ffffff;
      padding: 32px 24px;
      border-radius: var(--radius);
      border: 1px solid var(--border-light);
      text-align: center;
      position: relative;
      overflow: hidden;
      transition: var(--transition);
    }

    .stat-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 4px;
      background: linear-gradient(90deg, #0072ff, #00f2fe);
    }

    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--neon-shadow);
      border-color: var(--border-color);
    }

    .stat-number {
      font-size: 38px;
      font-weight: 800;
      margin-bottom: 8px;
    }

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

    /* Feature Grid (Services & Capabilities) */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
      gap: 24px;
    }

    .service-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius);
      padding: 28px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .service-card:hover {
      border-color: var(--primary-neon);
      box-shadow: 0 10px 30px rgba(0, 242, 254, 0.15);
      transform: translateY(-3px);
    }

    .service-icon {
      width: 48px;
      height: 48px;
      border-radius: 10px;
      background: linear-gradient(135deg, rgba(0, 114, 255, 0.1), rgba(0, 242, 254, 0.2));
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 20px;
      font-weight: bold;
    }

    .service-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-main);
    }

    .service-desc {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 16px;
      line-height: 1.6;
    }

    .service-tag {
      align-self: flex-start;
      font-size: 12px;
      padding: 3px 10px;
      border-radius: 4px;
      background: #f1f5f9;
      color: #475569;
      font-weight: 500;
    }

    /* Steps / Process Component */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 20px;
      position: relative;
    }

    .step-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius);
      padding: 24px;
      position: relative;
    }

    .step-num {
      font-size: 28px;
      font-weight: 900;
      color: rgba(0, 114, 255, 0.2);
      position: absolute;
      top: 16px;
      right: 20px;
    }

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

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

    /* Comparison Table Component */
    .comparison-wrapper {
      background: #ffffff;
      border-radius: var(--radius);
      border: 1px solid var(--border-color);
      box-shadow: var(--neon-shadow);
      overflow-x: auto;
      padding: 24px;
    }

    .rating-banner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 16px 24px;
      background: linear-gradient(90deg, rgba(0, 114, 255, 0.08), rgba(225, 0, 255, 0.08));
      border-radius: 8px;
      margin-bottom: 24px;
      flex-wrap: wrap;
      gap: 16px;
    }

    .rating-score {
      font-size: 24px;
      font-weight: 800;
      color: #0072ff;
    }

    .rating-stars {
      color: #f59e0b;
      font-size: 18px;
      letter-spacing: 2px;
    }

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

    .comp-table th, .comp-table td {
      padding: 16px;
      border-bottom: 1px solid #e2e8f0;
      font-size: 14px;
    }

    .comp-table th {
      background: #f8fafc;
      font-weight: 700;
      color: var(--text-main);
    }

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

    .highlight-col {
      background: rgba(0, 242, 254, 0.05);
      font-weight: 600;
      color: var(--primary);
    }

    /* Token Price Table */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
    }

    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius);
      padding: 24px;
      text-align: center;
      transition: var(--transition);
    }

    .token-card:hover {
      border-color: var(--primary-neon);
      box-shadow: 0 6px 20px rgba(0, 242, 254, 0.2);
    }

    .token-price {
      font-size: 28px;
      font-weight: 800;
      color: #0072ff;
      margin: 12px 0;
    }

    /* Case Studies & Media Section */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 24px;
    }

    .case-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius);
      overflow: hidden;
      transition: var(--transition);
    }

    .case-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    }

    .case-img-box {
      width: 100%;
      height: 200px;
      overflow: hidden;
      background: #e2e8f0;
    }

    .ai-page-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .case-content {
      padding: 20px;
    }

    .case-title {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .case-desc {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* Testimonials / User Reviews */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 24px;
    }

    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: var(--radius);
      padding: 24px;
      box-shadow: 0 4px 15px rgba(0,0,0,0.02);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .review-text {
      font-size: 14px;
      color: #334155;
      font-style: italic;
      margin-bottom: 20px;
      line-height: 1.6;
    }

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

    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, #0072ff, #e100ff);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
    }

    .author-info h4 {
      font-size: 14px;
      font-weight: 700;
    }

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

    /* FAQ Accordion Component */
    .faq-list {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-light);
      border-radius: 8px;
      overflow: hidden;
    }

    .faq-question {
      padding: 18px 24px;
      font-size: 16px;
      font-weight: 600;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #ffffff;
      transition: var(--transition);
    }

    .faq-question:hover {
      background: rgba(0, 242, 254, 0.04);
      color: var(--primary);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #f8fafc;
      border-top: 1px solid transparent;
    }

    .faq-answer-inner {
      padding: 18px 24px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    .faq-item.active .faq-answer {
      max-height: 300px;
      border-top-color: #e2e8f0;
    }

    .faq-toggle-icon {
      transition: transform 0.3s ease;
      font-size: 18px;
      color: var(--primary);
    }

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

    /* Contact Form Section */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius);
      padding: 40px;
      box-shadow: var(--neon-shadow);
    }

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

    .form-group label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 8px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid #cbd5e1;
      border-radius: 6px;
      font-size: 14px;
      transition: var(--transition);
      background: #f8fafc;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary-neon);
      background: #ffffff;
      box-shadow: 0 0 0 3px rgba(0, 242, 254, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 110px;
    }

    .contact-info-list {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .contact-info-item {
      display: flex;
      align-items: flex-start;
      gap: 16px;
    }

    .contact-qr-img {
      width: 130px;
      height: 130px;
      border-radius: 8px;
      border: 1px solid #e2e8f0;
      padding: 4px;
      background: #fff;
    }

    .contact-qr-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    /* Footer Section */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 60px 0 30px;
      border-top: 2px solid var(--primary);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-title {
      color: #ffffff;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 16px;
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      color: #94a3b8;
      font-size: 14px;
    }

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

    .friend-links-box {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      padding-top: 20px;
      border-top: 1px solid #334155;
      margin-top: 20px;
    }

    .friend-links-box a {
      color: #cbd5e1;
      font-size: 13px;
      background: rgba(255, 255, 255, 0.05);
      padding: 4px 10px;
      border-radius: 4px;
    }

    .friend-links-box a:hover {
      color: #00f2fe;
      background: rgba(0, 242, 254, 0.1);
    }

    .footer-bottom {
      text-align: center;
      padding-top: 30px;
      border-top: 1px solid #1e293b;
      font-size: 13px;
      color: #64748b;
    }

    /* Floating Widget */
    .float-widget {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: linear-gradient(135deg, #0072ff, #00f2fe);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 15px rgba(0, 242, 254, 0.4);
      cursor: pointer;
      transition: var(--transition);
      font-size: 20px;
    }

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

    /* Mobile Responsive */
    @media (max-width: 992px) {
      .hero-title {
        font-size: 30px;
      }
      .contact-wrapper {
        grid-template-columns: 1fr;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        border-bottom: 1px solid #e2e8f0;
      }
      .nav-links.active {
        display: flex;
      }
      .mobile-menu-btn {
        display: block;
      }
    }