/* Global Base Style - Fresh Vibrant Light Mode */
    :root {
      --primary-color: #2563eb;
      --primary-hover: #1d4ed8;
      --accent-color: #0284c7;
      --vibrant-gradient: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
      --bg-main: #f8fafc;
      --bg-card: #ffffff;
      --text-main: #0f172a;
      --text-muted: #475569;
      --border-color: #e2e8f0;
      --shadow-sm: 0 2px 4px rgba(0,0,0,0.03);
      --shadow-md: 0 10px 25px -5px rgba(37,99,235,0.08);
      --shadow-lg: 0 20px 30px -10px rgba(15,23,42,0.1);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 20px;
    }

    * {
      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: var(--bg-main);
    }

    a {
      color: var(--primary-color);
      text-decoration: none;
      transition: all 0.2s ease;
    }

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

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

    .section {
      padding: 80px 0;
      border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    }

    .section-title-wrap {
      text-align: center;
      margin-bottom: 50px;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      background: rgba(37, 99, 235, 0.08);
      color: var(--primary-color);
      font-size: 14px;
      font-weight: 600;
      border-radius: 50px;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }

    .section-subtitle {
      font-size: 16px;
      color: var(--text-muted);
      margin-top: 10px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    /* 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 var(--border-color);
      box-shadow: var(--shadow-sm);
    }

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

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

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

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

    /* Strict requirement: .nav-links gap must be 0 */
    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 0;
    }

    .nav-links li a {
      display: block;
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      transition: all 0.2s ease;
    }

    .nav-links li a:hover {
      color: var(--primary-color);
      background: rgba(37, 99, 235, 0.05);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 14px;
      font-weight: 700;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.25s ease;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--primary-color);
      color: #ffffff !important;
      box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
    }

    .btn-primary:hover {
      background: var(--primary-hover);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    }

    .btn-outline {
      border-color: var(--primary-color);
      color: var(--primary-color) !important;
      background: transparent;
    }

    .btn-outline:hover {
      background: rgba(37, 99, 235, 0.08);
    }

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

    /* Hero Section - STRICTLY NO IMAGES ALLOWED */
    .hero-section {
      padding: 90px 0 70px 0;
      background: radial-gradient(circle at 50% 20%, rgba(37, 99, 235, 0.08) 0%, rgba(124, 58, 237, 0.03) 50%, var(--bg-main) 100%);
      text-align: center;
      position: relative;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid rgba(37, 99, 235, 0.2);
      border-radius: 50px;
      font-size: 13px;
      font-weight: 700;
      color: var(--primary-color);
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
    }

    .hero-title {
      font-size: 40px;
      font-weight: 900;
      line-height: 1.25;
      color: var(--text-main);
      margin-bottom: 20px;
    }

    .hero-desc {
      font-size: 18px;
      color: var(--text-muted);
      max-width: 820px;
      margin: 0 auto 36px auto;
      line-height: 1.7;
    }

    .hero-btn-group {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 50px;
    }

    .hero-stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 40px;
    }

    .stat-card {
      background: var(--bg-card);
      padding: 24px 16px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      transition: transform 0.3s ease;
    }

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

    .stat-num {
      font-size: 32px;
      font-weight: 900;
      color: var(--primary-color);
      margin-bottom: 4px;
    }

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

    /* About Platform Section */
    .grid-2 {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .about-content h3 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 16px;
      color: var(--text-main);
    }

    .about-content p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 20px;
    }

    .feature-check-list {
      list-style: none;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .feature-check-list li {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .feature-check-list li::before {
      content: "✓";
      display: inline-block;
      width: 20px;
      height: 20px;
      background: rgba(37, 99, 235, 0.1);
      color: var(--primary-color);
      border-radius: 50%;
      text-align: center;
      line-height: 20px;
      font-size: 12px;
    }

    .about-box-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }

    .model-tag {
      padding: 6px 12px;
      background: var(--bg-main);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 13px;
      font-weight: 600;
      color: var(--text-muted);
    }

    /* Cards Grid System */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .feature-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }

    .feature-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-md);
      border-color: rgba(37, 99, 235, 0.3);
    }

    .card-icon {
      width: 48px;
      height: 48px;
      background: rgba(37, 99, 235, 0.08);
      color: var(--primary-color);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      font-weight: 800;
      margin-bottom: 18px;
    }

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

    .card-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
    }

    /* Standard Process Timeline */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .process-step {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
    }

    .step-number {
      font-size: 36px;
      font-weight: 900;
      color: rgba(37, 99, 235, 0.2);
      position: absolute;
      top: 16px;
      right: 20px;
    }

    .step-title {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

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

    /* Media & Cases Section */
    .case-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .case-img-wrap {
      width: 100%;
      background: #f1f5f9;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }

    .case-content {
      padding: 20px;
    }

    .case-tag {
      font-size: 12px;
      font-weight: 700;
      color: var(--primary-color);
      text-transform: uppercase;
      margin-bottom: 6px;
      display: inline-block;
    }

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

    /* Comparison Section - Rating 9.9 & 5 Stars */
    .rating-banner {
      background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 36px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 40px;
      box-shadow: var(--shadow-lg);
    }

    .rating-score-box {
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .big-score {
      font-size: 48px;
      font-weight: 900;
      color: #f59e0b;
      line-height: 1;
    }

    .stars {
      color: #f59e0b;
      font-size: 24px;
      letter-spacing: 2px;
    }

    .rating-info h4 {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 4px;
      color: #ffffff;
    }

    .rating-info p {
      font-size: 14px;
      color: #94a3b8;
    }

    .comparison-table-wrap {
      overflow-x: auto;
      background: var(--bg-card);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

    .table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
    }

    .table th, .table td {
      padding: 16px 20px;
      border-bottom: 1px solid var(--border-color);
    }

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

    .highlight-col {
      background: rgba(37, 99, 235, 0.03);
      font-weight: 600;
      color: var(--primary-color);
    }

    /* Token Price Table */
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .pricing-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      position: relative;
    }

    .pricing-card.popular {
      border-color: var(--primary-color);
      box-shadow: var(--shadow-md);
    }

    .popular-badge {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary-color);
      color: #ffffff;
      padding: 2px 14px;
      font-size: 12px;
      font-weight: 700;
      border-radius: 50px;
    }

    .price-amount {
      font-size: 32px;
      font-weight: 900;
      color: var(--text-main);
      margin: 16px 0;
    }

    /* Interactive Matcher */
    .matcher-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }

    .matcher-options {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin: 20px 0;
    }

    .matcher-opt {
      padding: 10px 20px;
      border: 1px solid var(--border-color);
      border-radius: 50px;
      background: var(--bg-main);
      cursor: pointer;
      font-size: 14px;
      font-weight: 600;
      transition: all 0.2s;
    }

    .matcher-opt.active, .matcher-opt:hover {
      background: var(--primary-color);
      color: #ffffff;
      border-color: var(--primary-color);
    }

    /* FAQ Accordion */
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      overflow: hidden;
    }

    .faq-question {
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }

    .faq-question::after {
      content: "+";
      font-size: 20px;
      color: var(--primary-color);
      transition: transform 0.2s;
    }

    .faq-item.active .faq-question::after {
      content: "-";
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      background: rgba(248, 250, 252, 0.6);
    }

    .faq-answer-inner {
      padding: 0 24px 20px 24px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* User Testimonials Section */
    .testimonial-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .user-info {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-top: 16px;
    }

    .avatar-placeholder {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--vibrant-gradient);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 14px;
    }

    .user-meta h5 {
      font-size: 14px;
      font-weight: 700;
    }

    .user-meta span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* Form Section */
    .contact-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }

    .contact-info-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 36px;
    }

    .contact-info-list {
      list-style: none;
      margin-top: 24px;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .contact-info-list li {
      font-size: 15px;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .qr-box {
      margin-top: 20px;
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 16px;
      background: var(--bg-main);
      border-radius: var(--radius-sm);
    }

    .qr-box img {
      width: 100px;
      height: 100px;
      border-radius: var(--radius-sm);
    }

    .form-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }

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

    .form-label {
      display: block;
      font-size: 14px;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 14px;
      background: var(--bg-main);
      color: var(--text-main);
      outline: none;
      transition: border-color 0.2s;
    }

    .form-control:focus {
      border-color: var(--primary-color);
      background: #ffffff;
    }

    /* Footer Style */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 60px 0 30px 0;
      border-top: 1px solid #1e293b;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-col h5 {
      color: #ffffff;
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 20px;
    }

    .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: #ffffff;
    }

    .friend-links-area {
      padding-top: 20px;
      border-top: 1px solid #1e293b;
      margin-bottom: 20px;
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
    }

    .friend-links-title {
      font-size: 14px;
      font-weight: 700;
      color: #ffffff;
    }

    .friend-links-area a {
      color: #94a3b8;
      font-size: 13px;
    }

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

    .footer-bottom {
      text-align: center;
      padding-top: 20px;
      border-top: 1px solid #1e293b;
      font-size: 13px;
      color: #64748b;
    }

    /* Floating Widget */
    .floating-widget {
      position: fixed;
      right: 20px;
      bottom: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .float-btn {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--primary-color);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: var(--shadow-md);
      cursor: pointer;
      border: none;
      font-size: 18px;
      transition: all 0.2s;
    }

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

    /* Responsive */
    @media (max-width: 992px) {
      .hero-stats-grid, .grid-4, .process-timeline {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3, .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-2, .contact-wrapper, .footer-grid {
        grid-template-columns: 1fr;
      }
      .nav-links {
        display: none;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        border-bottom: 1px solid var(--border-color);
      }
    }

    @media (max-width: 576px) {
      .hero-title {
        font-size: 28px;
      }
      .hero-stats-grid, .grid-4, .grid-3, .pricing-grid, .process-timeline {
        grid-template-columns: 1fr;
      }
      .rating-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
      }
    }