:root {
      --bg-main: #f8fafc;
      --bg-card: #ffffff;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --border-color: rgba(226, 232, 240, 0.8);
      --holo-gradient: linear-gradient(135deg, #ec4899 0%, #8b5cf6 30%, #3b82f6 70%, #06b6d4 100%);
      --holo-subtle: linear-gradient(135deg, rgba(236,72,153,0.08) 0%, rgba(139,92,246,0.08) 50%, rgba(6,182,212,0.08) 100%);
      --holo-border: linear-gradient(135deg, rgba(236,72,153,0.4), rgba(139,92,246,0.4), rgba(6,182,212,0.4));
      --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
      --shadow-md: 0 10px 25px -5px rgba(139, 92, 246, 0.08), 0 8px 10px -6px rgba(6, 182, 212, 0.05);
      --shadow-holo: 0 12px 30px -10px rgba(139, 92, 246, 0.25);
      --radius-lg: 16px;
      --radius-md: 12px;
      --radius-sm: 8px;
    }

    * {
      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;
    }

    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.6;
      background-image: 
        radial-gradient(circle at 10% 10%, rgba(236, 72, 153, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 20%, rgba(139, 92, 246, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(6, 182, 212, 0.05) 0%, transparent 60%);
      background-attachment: fixed;
      overflow-x: hidden;
    }

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

    header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.85);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }

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

    .brand-box {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
    }

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

    .brand-title {
      font-size: 20px;
      font-weight: 700;
      background: var(--holo-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.5px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }

    .nav-links li a {
      color: var(--text-muted);
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      transition: all 0.25s ease;
      display: inline-block;
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: #8b5cf6;
      background: rgba(139, 92, 246, 0.08);
    }

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

    .btn-holo {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 14px;
      font-weight: 600;
      color: #ffffff;
      background: var(--holo-gradient);
      border-radius: 9999px;
      text-decoration: none;
      box-shadow: var(--shadow-holo);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .btn-holo:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 28px -8px rgba(139, 92, 246, 0.4);
    }

    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 9px 20px;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      background: #ffffff;
      border: 1px solid #cbd5e1;
      border-radius: 9999px;
      text-decoration: none;
      transition: all 0.2s ease;
    }

    .btn-outline:hover {
      border-color: #8b5cf6;
      color: #8b5cf6;
      background: var(--holo-subtle);
    }

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

    /* Section Global */
    section {
      padding: 70px 0;
      position: relative;
    }

    .section-header {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 50px auto;
    }

    .section-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      padding: 4px 14px;
      border-radius: 9999px;
      background: var(--holo-subtle);
      color: #8b5cf6;
      border: 1px solid rgba(139, 92, 246, 0.2);
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

    .section-title {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 16px;
      line-height: 1.3;
    }

    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
    }

    /* Hero Section - NO IMAGES */
    .hero-section {
      padding: 90px 0 80px 0;
      text-align: center;
      position: relative;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 18px;
      background: #ffffff;
      border: 1px solid rgba(139, 92, 246, 0.3);
      border-radius: 9999px;
      font-size: 14px;
      font-weight: 600;
      color: #7c3aed;
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
    }

    .hero-badge-dot {
      width: 8px;
      height: 8px;
      background: #10b981;
      border-radius: 50%;
      box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
    }

    .hero-title {
      font-size: 44px;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -1px;
      margin-bottom: 20px;
      line-height: 1.25;
    }

    .hero-title span {
      background: var(--holo-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-subtitle {
      font-size: 18px;
      color: var(--text-muted);
      max-width: 800px;
      margin: 0 auto 36px auto;
      line-height: 1.7;
    }

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

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      max-width: 960px;
      margin: 0 auto;
    }

    .metric-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      padding: 24px 16px;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      position: relative;
      overflow: hidden;
    }

    .metric-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--holo-gradient);
      opacity: 0.8;
    }

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

    .metric-value {
      font-size: 32px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 4px;
    }

    .metric-value em {
      font-style: normal;
      font-size: 18px;
      color: #8b5cf6;
      font-weight: 700;
    }

    .metric-label {
      font-size: 13px;
      color: var(--text-light);
      font-weight: 500;
    }

    /* Model Cloud Banner */
    .model-tags-bar {
      margin-top: 40px;
      padding: 20px;
      background: rgba(255, 255, 255, 0.7);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
    }

    .model-tags-title {
      font-size: 13px;
      font-weight: 700;
      color: var(--text-light);
      text-transform: uppercase;
      margin-bottom: 12px;
      text-align: center;
    }

    .model-pills {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 8px;
    }

    .model-pill {
      padding: 5px 12px;
      background: #ffffff;
      border: 1px solid #e2e8f0;
      border-radius: 9999px;
      font-size: 12px;
      font-weight: 600;
      color: #334155;
      box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
    }

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

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

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

    .feature-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .feature-card:hover {
      border-color: rgba(139, 92, 246, 0.4);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .feature-icon-badge {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-md);
      background: var(--holo-subtle);
      border: 1px solid rgba(139, 92, 246, 0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: 800;
      color: #8b5cf6;
      margin-bottom: 18px;
    }

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

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

    /* Flow Steps */
    .steps-container {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .step-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      box-shadow: var(--shadow-sm);
    }

    .step-number {
      font-size: 12px;
      font-weight: 800;
      color: #8b5cf6;
      background: var(--holo-subtle);
      padding: 4px 10px;
      border-radius: 9999px;
      display: inline-block;
      margin-bottom: 14px;
    }

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

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

    /* Comparison Table */
    .table-wrapper {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow-x: auto;
      box-shadow: var(--shadow-sm);
    }

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

    table.ai-table th,
    table.ai-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #f1f5f9;
    }

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

    table.ai-table tr.highlight-row {
      background: rgba(139, 92, 246, 0.04);
      font-weight: 600;
    }

    .score-badge {
      display: inline-block;
      padding: 4px 12px;
      border-radius: 9999px;
      background: var(--holo-gradient);
      color: #ffffff;
      font-weight: 800;
      font-size: 14px;
    }

    /* Media Showcase with REAL IMAGES */
    .showcase-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .media-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }

    .media-img-holder {
      width: 100%;
      aspect-ratio: 16 / 9;
      background: #f1f5f9;
      overflow: hidden;
    }

    .media-img-holder.square-ratio {
      aspect-ratio: 1 / 1;
    }

    .media-img-holder img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }

    .media-card:hover .media-img-holder img {
      transform: scale(1.03);
    }

    .media-content {
      padding: 20px;
      flex-grow: 1;
    }

    .media-tag {
      font-size: 12px;
      font-weight: 600;
      color: #ec4899;
      margin-bottom: 6px;
      display: inline-block;
    }

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

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

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

    .testi-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .testi-stars {
      color: #f59e0b;
      font-size: 14px;
      margin-bottom: 12px;
    }

    .testi-quote {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 20px;
      flex-grow: 1;
    }

    .testi-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 14px;
    }

    .author-avatar-badge {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: var(--holo-gradient);
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 14px;
    }

    .author-name {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-main);
    }

    .author-role {
      font-size: 12px;
      color: var(--text-light);
    }

    /* FAQ Accordion */
    .faq-list {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      padding: 18px 22px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
      user-select: none;
      transition: background-color 0.2s ease;
    }

    .faq-question:hover {
      background-color: #f8fafc;
    }

    .faq-toggle-icon {
      font-size: 18px;
      color: #8b5cf6;
      transition: transform 0.25s ease;
    }

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

    .faq-answer {
      display: none;
      padding: 0 22px 20px 22px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      border-top: 1px solid #f8fafc;
    }

    .faq-item.active .faq-answer {
      display: block;
    }

    /* Contact & Form */
    .contact-layout {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 36px;
      align-items: start;
    }

    .contact-info-panel {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }

    .contact-qr-box {
      margin-top: 24px;
      padding: 20px;
      background: var(--holo-subtle);
      border: 1px dashed rgba(139, 92, 246, 0.4);
      border-radius: var(--radius-md);
      text-align: center;
    }

    .contact-qr-box img {
      width: 140px;
      height: 140px;
      border-radius: var(--radius-sm);
      display: block;
      margin: 0 auto 12px auto;
      border: 2px solid #ffffff;
      box-shadow: var(--shadow-sm);
    }

    .form-panel {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-sm);
    }

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

    .form-group label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid #cbd5e1;
      border-radius: var(--radius-sm);
      font-size: 14px;
      color: var(--text-main);
      outline: none;
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
      background-color: #ffffff;
    }

    .form-control:focus {
      border-color: #8b5cf6;
      box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
    }

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

    /* Articles Link Section */
    .articles-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      margin-top: 30px;
    }

    .articles-links-list {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 16px;
    }

    .articles-links-list a {
      display: inline-block;
      padding: 6px 14px;
      background: #f8fafc;
      border: 1px solid #e2e8f0;
      border-radius: var(--radius-sm);
      font-size: 13px;
      color: #334155;
      text-decoration: none;
      transition: all 0.2s ease;
    }

    .articles-links-list a:hover {
      background: #8b5cf6;
      color: #ffffff;
      border-color: #8b5cf6;
    }

    /* Footer */
    footer {
      background: #0f172a;
      color: #cbd5e1;
      padding: 60px 0 30px 0;
      border-top: 1px solid #1e293b;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 36px;
      margin-bottom: 40px;
    }

    .footer-brand p {
      font-size: 14px;
      color: #94a3b8;
      margin-top: 12px;
      line-height: 1.6;
    }

    .footer-column h4 {
      font-size: 15px;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 18px;
    }

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

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

    .footer-links a {
      color: #94a3b8;
      text-decoration: none;
      font-size: 13px;
      transition: color 0.2s ease;
    }

    .footer-links a:hover {
      color: #38bdf8;
    }

    .friendly-links-wrap {
      border-top: 1px solid #1e293b;
      padding: 24px 0;
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
      font-size: 13px;
      color: #94a3b8;
    }

    .friendly-links-wrap a {
      color: #94a3b8;
      text-decoration: none;
      transition: color 0.2s ease;
    }

    .friendly-links-wrap a:hover {
      color: #ec4899;
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      text-align: center;
      font-size: 13px;
      color: #64748b;
    }

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

    .float-btn {
      width: 46px;
      height: 46px;
      border-radius: 50%;
      background: #ffffff;
      border: 1px solid var(--border-color);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #0f172a;
      text-decoration: none;
      cursor: pointer;
      font-size: 18px;
      transition: transform 0.2s ease, background-color 0.2s ease;
    }

    .float-btn:hover {
      transform: scale(1.08);
      background: #f8fafc;
      color: #8b5cf6;
    }

    .float-btn.float-cta {
      background: var(--holo-gradient);
      color: #ffffff;
      border: none;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .grid-4, .steps-container {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links, .nav-actions .btn-outline {
        display: none;
      }
      .mobile-menu-btn {
        display: block;
      }
      .hero-title {
        font-size: 32px;
      }
      .hero-metrics {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-3, .showcase-grid, .testi-grid, .contact-layout {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      section {
        padding: 50px 0;
      }
    }