/* CSS Reset & Variables */
    :root {
      --bg-base: #f8fafc;
      --bg-card: #ffffff;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #94a3b8;
      --neon-green: #10b981;
      --neon-cyan: #06b6d4;
      --neon-pink: #ec4899;
      --neon-glow-green: 0 0 20px rgba(16, 185, 129, 0.2);
      --neon-glow-cyan: 0 0 20px rgba(6, 182, 212, 0.2);
      --border-color: #e2e8f0;
      --max-width: 1200px;
    }

    * {
      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-base);
      color: var(--text-main);
    }

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

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.3s ease;
    }

    /* Layout Utility */
    .container {
      width: 100%;
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 24px;
    }

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

    .section-title {
      font-size: 2.2rem;
      font-weight: 800;
      text-align: center;
      margin-bottom: 16px;
      position: relative;
    }

    .section-title span {
      background: linear-gradient(90deg, var(--neon-cyan), var(--neon-green));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .section-desc {
      text-align: center;
      color: var(--text-muted);
      max-width: 600px;
      margin: 0 auto 50px;
      font-size: 1.1rem;
    }

    /* Badges & Fluorescent effects */
    .badge {
      display: inline-block;
      padding: 4px 12px;
      border-radius: 9999px;
      font-size: 0.8rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }

    .badge-cyan {
      background-color: rgba(6, 182, 212, 0.1);
      color: #0891b2;
      border: 1px solid rgba(6, 182, 212, 0.3);
    }

    .badge-pink {
      background-color: rgba(236, 72, 153, 0.1);
      color: #db2777;
      border: 1px solid rgba(236, 72, 153, 0.3);
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      font-size: 1rem;
      font-weight: 600;
      border-radius: 8px;
      transition: all 0.3s ease;
      cursor: pointer;
      border: none;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--neon-cyan), var(--neon-green));
      color: #ffffff;
      box-shadow: var(--neon-glow-cyan);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 25px rgba(6, 182, 212, 0.4);
    }

    .btn-secondary {
      background-color: #ffffff;
      color: var(--text-main);
      border: 1px solid var(--border-color);
    }

    .btn-secondary:hover {
      background-color: #f1f5f9;
      transform: translateY(-2px);
    }

    /* Navigation */
    header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background-color: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
    }

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

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

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

    .nav-links {
      display: flex;
      gap: 24px;
      align-items: center;
    }

    .nav-links a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
    }

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

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

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      cursor: pointer;
      color: var(--text-main);
    }

    /* Hero Section - Strict Rule: NO IMAGES */
    .hero-section {
      background: radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.08), transparent 45%),
                  radial-gradient(circle at 10% 80%, rgba(16, 185, 129, 0.08), transparent 45%),
                  #ffffff;
      padding: 120px 0 100px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .hero-content {
      position: relative;
      z-index: 10;
    }

    .hero-title-wrap {
      display: inline-block;
      margin-bottom: 24px;
    }

    .hero-title-wrap h1 {
      font-size: 3rem;
      font-weight: 900;
      line-height: 1.2;
      color: var(--text-main);
    }

    .hero-title-wrap h1 span {
      background: linear-gradient(95deg, var(--neon-cyan), var(--neon-green), var(--neon-pink));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 1.25rem;
      color: var(--text-muted);
      max-width: 800px;
      margin: 0 auto 40px;
    }

    .hero-btn-group {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 60px;
      flex-wrap: wrap;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      max-width: 900px;
      margin: 0 auto;
    }

    .stat-card {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 24px;
      border-radius: 12px;
      box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
      transition: all 0.3s ease;
    }

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

    .stat-val {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .stat-val span {
      color: var(--neon-cyan);
    }

    .stat-lbl {
      color: var(--text-muted);
      font-size: 0.9rem;
    }

    /* About us */
    .about-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .about-text h3 {
      font-size: 1.8rem;
      margin-bottom: 20px;
    }

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

    .features-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .feature-item {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text-main);
      font-weight: 500;
    }

    .feature-item svg {
      color: var(--neon-green);
    }

    .about-card {
      background: linear-gradient(135deg, rgba(6, 182, 212, 0.05) 0%, rgba(16, 185, 129, 0.05) 100%);
      border: 2px solid var(--neon-green);
      border-radius: 16px;
      padding: 32px;
      box-shadow: var(--neon-glow-green);
    }

    .about-card-title {
      font-size: 1.4rem;
      font-weight: 700;
      margin-bottom: 16px;
    }

    /* AIGC Service Matrix */
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .matrix-card {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 30px;
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .matrix-card:hover {
      border-color: var(--neon-pink);
      box-shadow: 0 0 20px rgba(236, 72, 153, 0.15);
      transform: translateY(-4px);
    }

    .matrix-icon {
      font-size: 2rem;
      margin-bottom: 20px;
    }

    .matrix-name {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 12px;
    }

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

    .platform-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .p-tag {
      background-color: #f1f5f9;
      color: var(--text-muted);
      padding: 2px 8px;
      border-radius: 4px;
      font-size: 0.75rem;
    }

    .image-block {
      margin-top: 40px;
      text-align: center;
    }

    .square-img-container {
      max-width: 400px;
      margin: 0 auto;
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
      border: 1px solid var(--border-color);
    }

    /* AIGC Workflow */
    .flow-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }

    .flow-card {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      text-align: center;
      position: relative;
    }

    .flow-num {
      position: absolute;
      top: -20px;
      left: 50%;
      transform: translateX(-50%);
      width: 40px;
      height: 40px;
      background: linear-gradient(135deg, var(--neon-cyan), var(--neon-green));
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      box-shadow: var(--neon-glow-cyan);
    }

    .flow-title {
      font-size: 1.15rem;
      font-weight: 700;
      margin: 20px 0 12px;
    }

    .flow-desc {
      color: var(--text-muted);
      font-size: 0.9rem;
    }

    /* Solutions */
    .solution-tabs {
      display: flex;
      justify-content: center;
      gap: 12px;
      margin-bottom: 40px;
      flex-wrap: wrap;
    }

    .tab-btn {
      padding: 10px 24px;
      border: 1px solid var(--border-color);
      background-color: var(--bg-card);
      cursor: pointer;
      border-radius: 8px;
      font-weight: 600;
      transition: all 0.3s ease;
    }

    .tab-btn.active, .tab-btn:hover {
      background-color: var(--text-main);
      color: #ffffff;
      border-color: var(--text-main);
    }

    .solution-content {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 40px;
    }

    .sol-grid {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 40px;
      align-items: center;
    }

    .sol-text h4 {
      font-size: 1.8rem;
      margin-bottom: 20px;
    }

    .sol-text p {
      color: var(--text-muted);
      margin-bottom: 24px;
    }

    /* Service Network */
    .network-container {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .network-card {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      text-align: center;
      transition: transform 0.3s ease;
    }

    .network-card:hover {
      transform: scale(1.03);
      border-color: var(--neon-cyan);
    }

    .network-city {
      font-size: 1.3rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .network-status {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--neon-green);
      font-size: 0.85rem;
      font-weight: 600;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      background-color: var(--neon-green);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--neon-green);
    }

    /* Technical Standards */
    .std-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .std-card {
      background-color: var(--bg-card);
      border-top: 4px solid var(--neon-cyan);
      border-radius: 8px;
      padding: 24px;
      box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    }

    .std-title {
      font-weight: 700;
      font-size: 1.1rem;
      margin-bottom: 12px;
    }

    .std-desc {
      color: var(--text-muted);
      font-size: 0.9rem;
    }

    /* Case Study with Banners */
    .case-gallery {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
      margin-top: 30px;
    }

    .case-item {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      overflow: hidden;
    }

    .case-img-wrap {
      display: flex;
      flex-direction: column;
    }

    .case-info {
      padding: 20px;
    }

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

    .case-tag {
      color: var(--neon-pink);
      font-size: 0.85rem;
      font-weight: 600;
    }

    /* Comparison Table (Evaluation) */
    .compare-container {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 10px 30px rgba(0,0,0,0.05);
      margin-bottom: 40px;
    }

    .compare-header {
      padding: 30px;
      text-align: center;
      background: linear-gradient(135deg, rgba(6,182,212,0.05) 0%, rgba(16,185,129,0.05) 100%);
      border-bottom: 1px solid var(--border-color);
    }

    .compare-score {
      font-size: 3rem;
      font-weight: 900;
      color: var(--text-main);
      margin-bottom: 8px;
    }

    .compare-score span {
      font-size: 1.5rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    .compare-stars {
      color: #fbbf24;
      font-size: 1.5rem;
      margin-bottom: 12px;
    }

    .table-responsive {
      overflow-x: auto;
    }

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

    th, td {
      padding: 16px 24px;
      border-bottom: 1px solid var(--border-color);
    }

    th {
      background-color: #f8fafc;
      font-weight: 700;
    }

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

    .bg-highlight {
      background-color: rgba(16, 185, 129, 0.03);
    }

    .text-green {
      color: var(--neon-green);
      font-weight: bold;
    }

    .text-red {
      color: #ef4444;
    }

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

    .token-card {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
    }

    .token-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 16px;
      border-bottom: 1px solid var(--border-color);
      padding-bottom: 12px;
    }

    .token-name {
      font-weight: 700;
      font-size: 1.15rem;
    }

    .token-price {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--neon-cyan);
    }

    .token-details {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

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

    .training-card {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 30px;
      transition: all 0.3s ease;
      position: relative;
    }

    .training-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 4px;
      background: linear-gradient(90deg, var(--neon-cyan), var(--neon-green));
      border-radius: 12px 12px 0 0;
    }

    .training-card:hover {
      box-shadow: var(--neon-glow-green);
      transform: translateY(-4px);
    }

    .training-title {
      font-size: 1.3rem;
      font-weight: 700;
      margin-bottom: 16px;
    }

    .training-meta {
      display: flex;
      justify-content: space-between;
      color: var(--text-muted);
      font-size: 0.85rem;
      border-bottom: 1px solid var(--border-color);
      padding-bottom: 12px;
      margin-bottom: 16px;
    }

    .training-features {
      list-style-type: none;
    }

    .training-features li {
      font-size: 0.9rem;
      margin-bottom: 8px;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* Form & Matching */
    .form-container {
      max-width: 700px;
      margin: 0 auto;
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 40px;
      border-radius: 16px;
      box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    }

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

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

    .form-control {
      width: 100%;
      padding: 12px 16px;
      border: 1px solid var(--border-color);
      border-radius: 8px;
      font-size: 1rem;
      background-color: #f8fafc;
      transition: border-color 0.3s ease;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--neon-cyan);
      background-color: #ffffff;
    }

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

    .faq-item {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      margin-bottom: 12px;
      overflow: hidden;
    }

    .faq-trigger {
      width: 100%;
      padding: 20px 24px;
      text-align: left;
      background: none;
      border: none;
      font-size: 1.1rem;
      font-weight: 700;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .faq-trigger::after {
      content: '+';
      font-size: 1.5rem;
      color: var(--neon-cyan);
    }

    .faq-item.active .faq-trigger::after {
      content: '−';
    }

    .faq-panel {
      padding: 0 24px 20px;
      color: var(--text-muted);
      display: none;
    }

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

    /* Self troubleshooting & Term dictionary */
    .tool-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .tool-card {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 30px;
    }

    .tool-list {
      list-style-type: none;
    }

    .tool-list li {
      margin-bottom: 12px;
      border-bottom: 1px solid var(--border-color);
      padding-bottom: 12px;
    }

    .tool-list li:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }

    .tool-q {
      font-weight: 700;
      margin-bottom: 6px;
    }

    .tool-a {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* Term tag cloud */
    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 20px;
    }

    .cloud-tag {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 8px 16px;
      border-radius: 9999px;
      font-size: 0.9rem;
      transition: all 0.3s ease;
    }

    .cloud-tag:hover {
      border-color: var(--neon-cyan);
      transform: translateY(-2px);
    }

    /* Reviews (6) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .review-card {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    }

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

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

    .review-avatar {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--neon-cyan), var(--neon-green));
      color: #ffffff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
    }

    .review-name {
      font-weight: 700;
    }

    .review-title {
      font-size: 0.8rem;
      color: var(--text-light);
    }

    /* Knowledge base */
    .article-list {
      display: grid;
      grid-template-columns: 1fr;
      gap: 16px;
    }

    .article-item {
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: all 0.3s ease;
    }

    .article-item:hover {
      border-color: var(--neon-cyan);
      padding-left: 24px;
    }

    .article-item-title {
      font-weight: 700;
      font-size: 1.1rem;
    }

    /* Contact Block */
    .contact-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
    }

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

    .contact-info-list li {
      margin-bottom: 16px;
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .contact-qr-container {
      text-align: center;
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 24px;
      border-radius: 16px;
    }

    .contact-qr-container img {
      max-width: 180px;
      height: auto;
      margin-bottom: 12px;
    }

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

    .footer-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-col h5 {
      color: #ffffff;
      font-size: 1.1rem;
      margin-bottom: 20px;
    }

    .footer-col ul {
      list-style-type: none;
    }

    .footer-col ul li {
      margin-bottom: 12px;
    }

    .footer-col ul li a:hover {
      color: #ffffff;
    }

    .friend-links-wrap {
      border-top: 1px solid #1e293b;
      padding-top: 30px;
      margin-bottom: 30px;
    }

    .friend-links {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

    .friend-links a {
      color: #64748b;
      font-size: 0.85rem;
    }

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

    .copyright {
      border-top: 1px solid #1e293b;
      padding-top: 30px;
      text-align: center;
      font-size: 0.85rem;
    }

    /* Floating service panel */
    .float-panel {
      position: fixed;
      right: 20px;
      bottom: 100px;
      z-index: 999;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .float-btn {
      width: 50px;
      height: 50px;
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 10px rgba(0,0,0,0.1);
      cursor: pointer;
      position: relative;
    }

    .float-btn:hover {
      background-color: var(--neon-cyan);
      color: #ffffff;
    }

    .float-qr-pop {
      position: absolute;
      right: 60px;
      bottom: 0;
      background-color: var(--bg-card);
      border: 1px solid var(--border-color);
      padding: 16px;
      border-radius: 12px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.15);
      display: none;
      text-align: center;
      width: 180px;
    }

    .float-qr-pop img {
      width: 140px;
      height: 140px;
    }

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

    /* Animations (Pure CSS) */
    @keyframes pulse {
      0%, 100% { transform: scale(1); opacity: 1; }
      50% { transform: scale(1.05); opacity: 0.8; }
    }

    .pulse {
      animation: pulse 2s infinite;
    }

    /* Responsive adjustments */
    @media (max-width: 1024px) {
      .stats-grid, .matrix-grid, .std-grid, .token-grid, .training-grid, .reviews-grid, .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .flow-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
      }
    }

    @media (max-width: 768px) {
      .nav-links {
        display: none;
      }
      .mobile-menu-btn {
        display: block;
      }
      .about-grid, .sol-grid, .contact-grid, .case-gallery {
        grid-template-columns: 1fr;
      }
      .stats-grid, .matrix-grid, .std-grid, .token-grid, .training-grid, .reviews-grid, .footer-grid, .network-container, .tool-grid {
        grid-template-columns: 1fr;
      }
      .hero-title-wrap h1 {
        font-size: 2rem;
      }
    }