/* CSS Variables for Neon Fluorescent Style */
    :root {
      --bg-main: #070913;
      --bg-card: #0e1326;
      --bg-card-hover: #151c38;
      --primary-neon: #39ff14; /* Fluorescent Green */
      --secondary-neon: #00f3ff; /* Fluorescent Cyan */
      --accent-neon: #ff007f; /* Fluorescent Pink */
      --text-bright: #ffffff;
      --text-normal: #cbd5e1;
      --text-muted: #64748b;
      --border-color: rgba(57, 255, 20, 0.2);
      --border-glow: 0 0 15px rgba(57, 255, 20, 0.2);
      --border-glow-cyan: 0 0 15px rgba(0, 243, 255, 0.2);
      --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    }

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

    body {
      background-color: var(--bg-main);
      color: var(--text-normal);
      font-family: var(--font-family);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

    /* Header & Navigation */
    header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1000;
      background: rgba(7, 9, 19, 0.85);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(0, 243, 255, 0.2);
    }

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

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

    .ai-page-logo {
      height: 40px;
      width: auto;
      filter: drop-shadow(0 0 8px var(--secondary-neon));
    }

    .brand-name {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--text-bright);
      letter-spacing: 1px;
      background: linear-gradient(45deg, var(--secondary-neon), var(--primary-neon));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-links {
      display: flex;
      gap: 20px;
      align-items: center;
    }

    .nav-links a {
      color: var(--text-normal);
      text-decoration: none;
      font-size: 0.9rem;
      transition: color 0.3s ease;
    }

    .nav-links a:hover {
      color: var(--secondary-neon);
      text-shadow: 0 0 5px var(--secondary-neon);
    }

    .ai-page-home-link {
      border: 1px solid var(--secondary-neon);
      padding: 4px 10px;
      border-radius: 4px;
      background: rgba(0, 243, 255, 0.05);
    }

    .nav-btn {
      background: transparent;
      border: 1px solid var(--primary-neon);
      color: var(--primary-neon);
      padding: 8px 16px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: bold;
      cursor: pointer;
      text-decoration: none;
      transition: all 0.3s ease;
      box-shadow: 0 0 10px rgba(57, 255, 20, 0.1);
    }

    .nav-btn:hover {
      background: var(--primary-neon);
      color: var(--bg-main);
      box-shadow: 0 0 15px var(--primary-neon);
    }

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

    .menu-toggle span {
      display: block;
      width: 25px;
      height: 2px;
      background-color: var(--text-bright);
      transition: 0.3s;
    }

    /* Hero Section (NO IMAGES) */
    .hero-section {
      padding: 160px 0 100px;
      background: radial-gradient(circle at 50% 30%, rgba(0, 243, 255, 0.08), transparent 70%);
      text-align: center;
      position: relative;
    }

    .hero-badge {
      display: inline-block;
      padding: 6px 16px;
      border-radius: 30px;
      background: rgba(57, 255, 20, 0.1);
      border: 1px solid var(--primary-neon);
      color: var(--primary-neon);
      font-size: 0.85rem;
      font-weight: 600;
      margin-bottom: 25px;
      letter-spacing: 1px;
      box-shadow: var(--border-glow);
    }

    h1.hero-title {
      font-size: 3rem;
      font-weight: 800;
      color: var(--text-bright);
      line-height: 1.25;
      margin-bottom: 25px;
      letter-spacing: -0.5px;
    }

    h1.hero-title span {
      background: linear-gradient(135deg, var(--secondary-neon) 0%, var(--primary-neon) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      text-shadow: 0 0 20px rgba(0, 243, 255, 0.2);
    }

    .hero-desc {
      font-size: 1.15rem;
      color: var(--text-normal);
      max-width: 800px;
      margin: 0 auto 40px;
    }

    .hero-ctas {
      display: flex;
      justify-content: center;
      gap: 20px;
      margin-bottom: 60px;
    }

    .btn-main {
      background: linear-gradient(135deg, var(--primary-neon), #2ecc71);
      color: #000;
      padding: 15px 35px;
      font-size: 1.05rem;
      font-weight: 700;
      border-radius: 30px;
      text-decoration: none;
      box-shadow: 0 0 25px rgba(57, 255, 20, 0.4);
      transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    }

    .btn-main:hover {
      transform: translateY(-3px);
      box-shadow: 0 0 35px var(--primary-neon);
    }

    .btn-sec {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--text-normal);
      color: var(--text-bright);
      padding: 15px 35px;
      font-size: 1.05rem;
      font-weight: 700;
      border-radius: 30px;
      text-decoration: none;
      transition: all 0.3s ease;
    }

    .btn-sec:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: var(--secondary-neon);
      box-shadow: var(--border-glow-cyan);
    }

    /* Global Section Settings */
    section {
      padding: 100px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

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

    .section-subtitle {
      color: var(--primary-neon);
      text-transform: uppercase;
      font-size: 0.85rem;
      letter-spacing: 2px;
      margin-bottom: 10px;
      display: block;
      font-weight: 700;
    }

    .section-title {
      font-size: 2.2rem;
      color: var(--text-bright);
      font-weight: 800;
    }

    /* Section 2: About Us & Software Intro */
    .about-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 50px;
      align-items: center;
    }

    .about-content h3 {
      font-size: 1.8rem;
      color: var(--text-bright);
      margin-bottom: 20px;
      border-left: 4px solid var(--secondary-neon);
      padding-left: 15px;
    }

    .about-content p {
      margin-bottom: 20px;
      font-size: 1.05rem;
      color: var(--text-normal);
    }

    .about-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 30px;
    }

    .about-tag {
      background: rgba(0, 243, 255, 0.05);
      border: 1px solid rgba(0, 243, 255, 0.2);
      color: var(--secondary-neon);
      padding: 6px 14px;
      border-radius: 4px;
      font-size: 0.85rem;
    }

    .software-features {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 30px;
      box-shadow: var(--border-glow);
    }

    .feature-item {
      display: flex;
      gap: 15px;
      margin-bottom: 25px;
    }

    .feature-item:last-child {
      margin-bottom: 0;
    }

    .feature-icon {
      background: rgba(57, 255, 20, 0.1);
      border-radius: 8px;
      width: 45px;
      height: 45px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary-neon);
      font-size: 1.3rem;
      flex-shrink: 0;
    }

    .feature-text h4 {
      color: var(--text-bright);
      font-size: 1.1rem;
      margin-bottom: 5px;
    }

    .feature-text p {
      font-size: 0.9rem;
      color: var(--text-normal);
    }

    /* Section 3: AIGC Service System & Platform support */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-bottom: 60px;
    }

    .service-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 12px;
      padding: 35px 30px;
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }

    .service-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: linear-gradient(90deg, var(--secondary-neon), var(--primary-neon));
      opacity: 0;
      transition: opacity 0.3s;
    }

    .service-card:hover {
      transform: translateY(-5px);
      border-color: rgba(0, 243, 255, 0.3);
      box-shadow: var(--border-glow-cyan);
    }

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

    .service-card h3 {
      font-size: 1.35rem;
      color: var(--text-bright);
      margin-bottom: 15px;
    }

    .service-card p {
      font-size: 0.95rem;
      color: var(--text-normal);
      margin-bottom: 20px;
    }

    .service-card .badge-group {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }

    .service-card .mini-badge {
      background: rgba(255, 255, 255, 0.05);
      font-size: 0.75rem;
      padding: 2px 8px;
      border-radius: 10px;
      color: var(--text-normal);
    }

    /* Platform Integration Marquee-like grid */
    .platform-container {
      background: rgba(255, 255, 255, 0.02);
      border-radius: 16px;
      padding: 40px;
      border: 1px solid rgba(255, 255, 255, 0.05);
    }

    .platform-title {
      font-size: 1.2rem;
      color: var(--text-bright);
      text-align: center;
      margin-bottom: 30px;
    }

    .platform-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
      gap: 15px;
    }

    .platform-item {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 8px;
      padding: 12px;
      text-align: center;
      font-size: 0.9rem;
      font-weight: 500;
      color: var(--text-normal);
      transition: all 0.3s ease;
    }

    .platform-item:hover {
      border-color: var(--primary-neon);
      color: var(--primary-neon);
      box-shadow: 0 0 10px rgba(57, 255, 20, 0.15);
    }

    /* Section 4 & 7: Process */
    .process-timeline {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 30px;
      position: relative;
    }

    .process-step {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      padding: 30px;
      border-radius: 12px;
      position: relative;
      transition: transform 0.3s;
    }

    .process-step:hover {
      transform: translateY(-5px);
    }

    .step-number {
      font-size: 3rem;
      font-weight: 900;
      line-height: 1;
      color: rgba(57, 255, 20, 0.1);
      position: absolute;
      top: 15px;
      right: 15px;
      transition: color 0.3s;
    }

    .process-step:hover .step-number {
      color: rgba(57, 255, 20, 0.3);
    }

    .process-step h3 {
      font-size: 1.2rem;
      color: var(--text-bright);
      margin-bottom: 15px;
      position: relative;
      z-index: 2;
    }

    .process-step p {
      font-size: 0.9rem;
      color: var(--text-normal);
      position: relative;
      z-index: 2;
    }

    /* Section 5: Solutions */
    .solutions-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
    }

    .solution-card {
      background: linear-gradient(135deg, var(--bg-card) 0%, rgba(13, 18, 38, 0.5) 100%);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 12px;
      padding: 30px;
      transition: all 0.3s ease;
    }

    .solution-card:hover {
      border-color: var(--secondary-neon);
      box-shadow: var(--border-glow-cyan);
    }

    .solution-card h3 {
      color: var(--text-bright);
      font-size: 1.3rem;
      margin-bottom: 15px;
    }

    .solution-card ul {
      list-style-type: none;
      padding: 0;
    }

    .solution-card li {
      font-size: 0.95rem;
      color: var(--text-normal);
      margin-bottom: 10px;
      padding-left: 20px;
      position: relative;
    }

    .solution-card li::before {
      content: '✓';
      color: var(--primary-neon);
      position: absolute;
      left: 0;
      font-weight: bold;
    }

    /* Section 6: Service Network */
    .network-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .network-text h3 {
      color: var(--text-bright);
      font-size: 1.8rem;
      margin-bottom: 20px;
    }

    .network-text p {
      font-size: 1rem;
      color: var(--text-normal);
      margin-bottom: 30px;
    }

    .network-stats {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    .net-stat-card {
      background: var(--bg-card);
      border-left: 3px solid var(--primary-neon);
      padding: 20px;
      border-radius: 0 8px 8px 0;
    }

    .net-stat-card h4 {
      font-size: 1.8rem;
      color: var(--text-bright);
      margin-bottom: 5px;
    }

    .net-stat-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin: 0;
    }

    /* Section 8: Technical Standards Table */
    .table-container {
      width: 100%;
      overflow-x: auto;
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 12px;
      padding: 20px;
    }

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

    table th, table td {
      padding: 15px 20px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    table th {
      color: var(--secondary-neon);
      font-weight: 700;
      text-transform: uppercase;
      font-size: 0.9rem;
    }

    table td {
      color: var(--text-normal);
      font-size: 0.95rem;
    }

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

    table tr:hover td {
      background: rgba(255, 255, 255, 0.02);
      color: var(--text-bright);
    }

    /* Section 9: Case Center */
    .case-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 30px;
      margin-bottom: 40px;
    }

    .case-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 12px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    .case-image-wrap {
      width: 100%;
      max-height: 320px;
      overflow: hidden;
      background: #111528;
    }

    .case-image-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

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

    .case-body {
      padding: 25px;
    }

    .case-meta {
      font-size: 0.8rem;
      color: var(--primary-neon);
      font-weight: bold;
      text-transform: uppercase;
      margin-bottom: 10px;
    }

    .case-body h3 {
      font-size: 1.35rem;
      color: var(--text-bright);
      margin-bottom: 12px;
    }

    .case-body p {
      font-size: 0.95rem;
      color: var(--text-normal);
    }

    /* Section 10: Comparison & Evaluation */
    .comparison-wrapper {
      display: grid;
      grid-template-columns: 1fr 1.3fr;
      gap: 40px;
      align-items: center;
    }

    .rating-highlight {
      background: radial-gradient(circle at center, rgba(255, 0, 127, 0.15), transparent 70%);
      border: 1px solid rgba(255, 0, 127, 0.3);
      padding: 40px;
      border-radius: 16px;
      text-align: center;
      box-shadow: 0 0 20px rgba(255, 0, 127, 0.15);
    }

    .rating-score {
      font-size: 4.5rem;
      font-weight: 900;
      color: var(--accent-neon);
      line-height: 1;
      margin-bottom: 10px;
      text-shadow: 0 0 15px rgba(255, 0, 127, 0.3);
    }

    .rating-max {
      font-size: 1.2rem;
      color: var(--text-normal);
    }

    .stars-wrap {
      color: #ffd700;
      font-size: 1.6rem;
      margin: 15px 0;
    }

    .rating-desc {
      color: var(--text-normal);
      font-size: 0.95rem;
    }

    .comp-table-card {
      background: var(--bg-card);
      border-radius: 12px;
      padding: 25px;
      border: 1px solid rgba(255, 255, 255, 0.05);
    }

    /* Section 11 & 20: Smart matching form & Contact */
    .form-contact-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 50px;
    }

    .form-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 40px;
      box-shadow: var(--border-glow);
    }

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

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }

    .form-group label {
      display: block;
      color: var(--text-bright);
      font-size: 0.85rem;
      font-weight: bold;
      margin-bottom: 8px;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
      width: 100%;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 8px;
      padding: 12px 16px;
      color: var(--text-bright);
      font-family: inherit;
      font-size: 0.95rem;
      transition: all 0.3s ease;
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      outline: none;
      border-color: var(--secondary-neon);
      background: rgba(255, 255, 255, 0.06);
      box-shadow: var(--border-glow-cyan);
    }

    .form-submit-btn {
      width: 100%;
      background: linear-gradient(135deg, var(--secondary-neon), #0099ff);
      color: #000;
      border: none;
      padding: 15px;
      border-radius: 8px;
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      transition: all 0.3s;
      box-shadow: var(--border-glow-cyan);
    }

    .form-submit-btn:hover {
      box-shadow: 0 0 25px var(--secondary-neon);
      transform: translateY(-2px);
    }

    .contact-info-panel {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .contact-methods {
      display: flex;
      flex-direction: column;
      gap: 25px;
    }

    .method-item {
      display: flex;
      align-items: center;
      gap: 15px;
    }

    .method-item svg {
      color: var(--secondary-neon);
      width: 24px;
      height: 24px;
      flex-shrink: 0;
    }

    .method-text h4 {
      color: var(--text-bright);
      font-size: 0.95rem;
      margin-bottom: 2px;
    }

    .method-text p {
      font-size: 0.9rem;
      color: var(--text-normal);
    }

    .media-panels {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-top: 40px;
    }

    .media-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 12px;
      padding: 20px;
      text-align: center;
    }

    .media-card h5 {
      color: var(--text-bright);
      margin-bottom: 15px;
      font-size: 0.9rem;
    }

    .media-card img {
      max-width: 120px;
      height: auto;
      border-radius: 8px;
      border: 2px solid rgba(255, 255, 255, 0.1);
    }

    /* Section 12: Token price comparison */
    .token-comparison {
      margin-top: 40px;
    }

    .token-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 20px;
    }

    .token-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 12px;
      padding: 25px;
      text-align: center;
      transition: all 0.3s ease;
    }

    .token-card.cheapest {
      border-color: var(--primary-neon);
      box-shadow: var(--border-glow);
    }

    .token-card h4 {
      color: var(--text-bright);
      font-size: 1.15rem;
      margin-bottom: 10px;
    }

    .token-price {
      font-size: 1.8rem;
      font-weight: 700;
      color: var(--primary-neon);
      margin-bottom: 15px;
    }

    .token-card.cheapest .token-price {
      color: var(--primary-neon);
    }

    .token-card ul {
      list-style: none;
      padding: 0;
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    .token-card li {
      margin-bottom: 8px;
    }

    /* Section 13 & 14: Vocational and AI Training */
    .training-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
    }

    .training-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 12px;
      padding: 30px;
      transition: all 0.3s ease;
    }

    .training-card:hover {
      border-color: var(--secondary-neon);
      transform: translateY(-5px);
    }

    .training-card h3 {
      color: var(--text-bright);
      font-size: 1.25rem;
      margin-bottom: 15px;
    }

    .training-card .cert-badge {
      display: inline-block;
      font-size: 0.75rem;
      background: rgba(0, 243, 255, 0.1);
      color: var(--secondary-neon);
      padding: 3px 10px;
      border-radius: 4px;
      margin-bottom: 15px;
      border: 1px solid rgba(0, 243, 255, 0.2);
    }

    .training-card p {
      font-size: 0.9rem;
      color: var(--text-normal);
      margin-bottom: 20px;
    }

    .training-card .syllabus {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* Section 15, 16 & 17: FAQ and Help center */
    .help-faq-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 40px;
    }

    .faq-accordion {
      display: flex;
      flex-direction: column;
      gap: 15px;
    }

    .faq-item {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 8px;
      overflow: hidden;
      transition: all 0.3s ease;
    }

    .faq-header {
      padding: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      color: var(--text-bright);
      font-weight: 600;
      font-size: 0.95rem;
    }

    .faq-header:hover {
      background: rgba(255, 255, 255, 0.02);
    }

    .faq-icon {
      color: var(--primary-neon);
      font-size: 1.2rem;
      transition: transform 0.3s;
    }

    .faq-content {
      padding: 0 20px;
      max-height: 0;
      overflow: hidden;
      transition: all 0.3s ease-out;
      color: var(--text-normal);
      font-size: 0.9rem;
    }

    .faq-item.active {
      border-color: rgba(57, 255, 20, 0.3);
    }

    .faq-item.active .faq-content {
      padding: 0 20px 20px 20px;
      max-height: 200px;
    }

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

    .troubleshoot-box {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      padding: 30px;
      border-radius: 12px;
      height: fit-content;
    }

    .troubleshoot-box h3 {
      color: var(--text-bright);
      font-size: 1.25rem;
      margin-bottom: 20px;
    }

    .troubleshoot-steps {
      display: flex;
      flex-direction: column;
      gap: 15px;
    }

    .trouble-step {
      display: flex;
      gap: 15px;
    }

    .trouble-num {
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: rgba(57, 255, 20, 0.15);
      color: var(--primary-neon);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.8rem;
      font-weight: bold;
      flex-shrink: 0;
    }

    /* Section 18: Terms Encyclopedia */
    .terms-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 20px;
    }

    .term-card {
      background: rgba(255, 255, 255, 0.02);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 8px;
      padding: 20px;
    }

    .term-card h4 {
      color: var(--secondary-neon);
      font-size: 1rem;
      margin-bottom: 8px;
    }

    .term-card p {
      font-size: 0.85rem;
      color: var(--text-normal);
      margin: 0;
    }

    /* Section 19: Industry Articles */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 25px;
    }

    .article-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 12px;
      padding: 25px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: all 0.3s ease;
    }

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

    .article-tag {
      font-size: 0.75rem;
      background: rgba(57, 255, 20, 0.1);
      color: var(--primary-neon);
      padding: 2px 8px;
      border-radius: 4px;
      width: fit-content;
      margin-bottom: 15px;
    }

    .article-card h3 {
      font-size: 1.15rem;
      color: var(--text-bright);
      margin-bottom: 12px;
    }

    .article-card p {
      font-size: 0.9rem;
      color: var(--text-normal);
      margin-bottom: 20px;
    }

    .article-link {
      color: var(--secondary-neon);
      text-decoration: none;
      font-size: 0.9rem;
      font-weight: bold;
      display: flex;
      align-items: center;
      gap: 5px;
      margin-top: auto;
    }

    .article-link:hover {
      color: var(--text-bright);
    }

    /* User Comments Section (6 Comments) */
    .comments-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 25px;
    }

    .comment-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.05);
      padding: 30px;
      border-radius: 12px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
    }

    .quote-icon {
      position: absolute;
      top: 15px;
      right: 20px;
      font-size: 3rem;
      color: rgba(255, 255, 255, 0.03);
      font-family: Georgia, serif;
      line-height: 1;
    }

    .comment-text {
      font-size: 0.95rem;
      color: var(--text-normal);
      margin-bottom: 20px;
      line-height: 1.6;
    }

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

    .author-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--secondary-neon), var(--primary-neon));
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      color: #000;
      font-size: 0.9rem;
    }

    .author-info h4 {
      color: var(--text-bright);
      font-size: 0.9rem;
      margin-bottom: 2px;
    }

    .author-info p {
      font-size: 0.75rem;
      color: var(--text-muted);
      margin: 0;
    }

    /* Sticky Floating Elements */
    .floating-contact {
      position: fixed;
      bottom: 30px;
      right: 30px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 15px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: var(--bg-card);
      border: 1px solid var(--secondary-neon);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: var(--secondary-neon);
      box-shadow: var(--border-glow-cyan);
      transition: all 0.3s ease;
      position: relative;
    }

    .float-btn:hover {
      background: var(--secondary-neon);
      color: #000;
      transform: scale(1.1);
    }

    .float-qr {
      position: absolute;
      bottom: 60px;
      right: 0;
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 15px;
      display: none;
      text-align: center;
      box-shadow: var(--border-glow);
    }

    .float-qr img {
      width: 120px;
      height: 120px;
      display: block;
      margin-bottom: 8px;
    }

    .float-qr span {
      font-size: 0.75rem;
      color: var(--text-bright);
      white-space: nowrap;
    }

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

    /* Footer & Friendship Links */
    footer {
      background: #04060c;
      padding: 60px 0 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-brand h4 {
      font-size: 1.2rem;
      color: var(--text-bright);
      margin-bottom: 15px;
    }

    .footer-brand p {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-bottom: 15px;
    }

    .footer-links h5 {
      color: var(--text-bright);
      font-size: 0.95rem;
      margin-bottom: 20px;
    }

    .footer-links ul {
      list-style: none;
      padding: 0;
    }

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

    .footer-links a {
      color: var(--text-muted);
      text-decoration: none;
      font-size: 0.85rem;
      transition: color 0.3s;
    }

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

    .friendship-links {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      padding: 20px 0;
      margin-bottom: 30px;
    }

    .friend-links-title {
      font-size: 0.85rem;
      color: var(--text-bright);
      margin-bottom: 10px;
      font-weight: 700;
    }

    .friend-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 15px;
    }

    .friend-links-wrap a {
      font-size: 0.8rem;
      color: var(--text-muted);
      text-decoration: none;
      transition: color 0.3s;
    }

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

    .copyright-wrap {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.8rem;
      color: var(--text-muted);
      flex-wrap: wrap;
      gap: 15px;
    }

    /* Responsive adjustments */
    @media (max-width: 992px) {
      .about-grid, .network-container, .comparison-wrapper, .form-contact-grid, .help-faq-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--bg-main);
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid rgba(0, 243, 255, 0.2);
        box-shadow: 0 10px 20px rgba(0,0,0,0.5);
      }
      .nav-links.active {
        display: flex;
      }
      .menu-toggle {
        display: flex;
      }
      h1.hero-title {
        font-size: 2.2rem;
      }
      .case-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .hero-ctas {
        flex-direction: column;
        align-items: center;
      }
      .btn-main, .btn-sec {
        width: 100%;
        max-width: 280px;
      }
    }