/* CSS reset and Variables */
    :root {
      --primary: #0d9488; /* 渐变青主色 */
      --primary-light: #06b6d4; /* 渐变青辅色 */
      --primary-dark: #115e59;
      --bg-main: #f8fafc;
      --bg-card: #ffffff;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --border-color: #e2e8f0;
      --container-width: 1200px;
    }
    
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    
    html {
      scroll-behavior: smooth;
    }
    
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color 0.3s ease;
    }
    
    /* Utility Classes */
    .container {
      max-width: var(--container-width);
      margin: 0 auto;
      padding: 0 24px;
      width: 100%;
    }
    
    .section-padding {
      padding: 80px 0;
    }
    
    .section-title {
      font-size: 2rem;
      font-weight: 700;
      text-align: center;
      margin-bottom: 12px;
      color: #0f172a;
    }
    
    .section-subtitle {
      font-size: 1.1rem;
      color: var(--text-muted);
      text-align: center;
      max-width: 700px;
      margin: 0 auto 50px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 12px 28px;
      border-radius: 8px;
      font-weight: 600;
      transition: all 0.3s ease;
      cursor: pointer;
      border: none;
    }
    
    .btn-primary {
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: #ffffff;
      box-shadow: 0 4px 14px rgba(13, 148, 136, 0.3);
    }
    
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(13, 148, 136, 0.4);
    }
    
    .btn-secondary {
      background: #ffffff;
      color: var(--primary-dark);
      border: 1px solid var(--primary-light);
    }
    
    .btn-secondary:hover {
      background: #f0fdfa;
      transform: translateY(-2px);
    }
    
    /* Header & Navigation */
    header {
      background: rgba(255, 255, 255, 0.9);
      backdrop-filter: blur(8px);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    
    .nav-container {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 70px;
    }
    
    .logo-area {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    
    .logo-area img {
      max-height: 40px;
      width: auto;
    }
    
    .logo-text {
      font-size: 1.3rem;
      font-weight: 700;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    
    .nav-links {
      display: flex;
      gap: 24px;
      align-items: center;
    }
    
    .nav-links a {
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-main);
    }
    
    .nav-links a:hover {
      color: var(--primary);
    }

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

    /* Hero Section (No images) */
    .hero {
      background: radial-gradient(circle at 85% 15%, #e2fbf9 0%, var(--bg-main) 70%);
      padding: 100px 0 80px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    
    .hero-badge {
      display: inline-block;
      padding: 6px 16px;
      background: #ccfbf1;
      color: var(--primary-dark);
      border-radius: 9999px;
      font-size: 0.875rem;
      font-weight: 600;
      margin-bottom: 24px;
    }
    
    .hero h1 {
      font-size: 2.8rem;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 20px;
      color: #0f172a;
    }
    
    .hero h1 span {
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      -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-actions {
      display: flex;
      gap: 16px;
      justify-content: center;
      margin-bottom: 60px;
      flex-wrap: wrap;
    }

    /* Key metrics inside Hero block (No images) */
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 20px;
    }
    
    .metric-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
      transition: transform 0.3s ease;
    }
    
    .metric-card:hover {
      transform: translateY(-5px);
    }
    
    .metric-num {
      font-size: 2.2rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 6px;
    }
    
    .metric-label {
      font-size: 0.9rem;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* About Us & Software intro */
    .about-section {
      background-color: #ffffff;
    }
    
    .about-wrapper {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }
    
    .about-content h3 {
      font-size: 1.8rem;
      margin-bottom: 16px;
      color: #0f172a;
    }
    
    .about-content p {
      color: var(--text-muted);
      margin-bottom: 20px;
      font-size: 1.05rem;
    }

    .about-list {
      list-style: none;
    }
    
    .about-list li {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
      font-weight: 500;
      color: var(--text-main);
    }
    
    .about-list li::before {
      content: "✓";
      color: var(--primary);
      font-weight: bold;
      font-size: 1.1rem;
    }

    .software-box {
      background: #f0fdfa;
      border: 2px solid #ccfbf1;
      border-radius: 16px;
      padding: 32px;
    }
    
    .software-box h4 {
      font-size: 1.4rem;
      color: var(--primary-dark);
      margin-bottom: 16px;
      border-bottom: 1px solid #ccfbf1;
      padding-bottom: 12px;
    }

    .software-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    
    .software-item {
      font-size: 0.95rem;
    }
    
    .software-item strong {
      color: var(--text-main);
      display: block;
      margin-bottom: 4px;
    }
    
    .software-item span {
      color: var(--text-muted);
    }

    /* AIGC Services System */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    
    .service-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 32px;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    
    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 20px rgba(13, 148, 136, 0.08);
      border-color: #99f6e4;
    }
    
    .service-icon {
      width: 48px;
      height: 48px;
      background: #ccfbf1;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      color: var(--primary-dark);
      font-weight: bold;
    }
    
    .service-card h3 {
      font-size: 1.25rem;
      margin-bottom: 12px;
      color: #0f172a;
    }
    
    .service-card p {
      color: var(--text-muted);
      font-size: 0.95rem;
    }

    /* Supporting Models Badges */
    .models-section {
      background: #ffffff;
      padding: 40px 0;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    
    .models-title {
      font-size: 1rem;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: var(--text-muted);
      text-align: center;
      margin-bottom: 24px;
      font-weight: 600;
    }
    
    .models-wrap {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      max-width: 1000px;
      margin: 0 auto;
    }
    
    .model-badge {
      background: #f1f5f9;
      color: #475569;
      padding: 6px 14px;
      border-radius: 9999px;
      font-size: 0.85rem;
      font-weight: 500;
      transition: all 0.2s ease;
    }
    
    .model-badge:hover {
      background: #ccfbf1;
      color: var(--primary-dark);
    }

    /* AIGC Workflow */
    .workflow-section {
      background: var(--bg-main);
    }
    
    .workflow-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    
    .workflow-step {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 30px 24px;
      text-align: center;
      position: relative;
    }
    
    .step-num {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: #ffffff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      margin: 0 auto 16px;
    }
    
    .workflow-step h4 {
      font-size: 1.1rem;
      margin-bottom: 10px;
      color: #0f172a;
    }
    
    .workflow-step p {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* Industry Solutions */
    .solutions-section {
      background: #ffffff;
    }
    
    .solutions-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    
    .solution-card {
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      background: var(--bg-card);
      transition: box-shadow 0.3s ease;
    }
    
    .solution-card:hover {
      box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
    }
    
    .solution-card h4 {
      font-size: 1.2rem;
      margin-bottom: 12px;
      color: var(--primary-dark);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    
    .solution-card p {
      font-size: 0.95rem;
      color: var(--text-muted);
    }

    /* Service Network & Technical Standards */
    .network-tech-section {
      background: var(--bg-main);
    }
    
    .network-tech-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
    }
    
    .network-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 32px;
    }
    
    .network-nodes {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin-top: 24px;
    }
    
    .node {
      background: #f8fafc;
      border-radius: 8px;
      padding: 12px;
      text-align: center;
      font-weight: 500;
      font-size: 0.9rem;
      border: 1px solid var(--border-color);
    }
    
    .node strong {
      color: var(--primary);
      display: block;
      margin-bottom: 4px;
    }

    .tech-box {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 32px;
    }
    
    .tech-list {
      list-style: none;
    }
    
    .tech-list li {
      margin-bottom: 18px;
    }
    
    .tech-list h5 {
      font-size: 1rem;
      color: #0f172a;
      margin-bottom: 4px;
    }
    
    .tech-list p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* Case Center (Images allowed here) */
    .cases-section {
      background: #ffffff;
    }
    
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    
    .case-card {
      border: 1px solid var(--border-color);
      border-radius: 12px;
      overflow: hidden;
      background: var(--bg-card);
    }
    
    .case-img-wrap {
      width: 100%;
      height: 200px;
      overflow: hidden;
      background: #f1f5f9;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    
    .case-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    
    .case-info {
      padding: 20px;
    }
    
    .case-tag {
      display: inline-block;
      padding: 4px 10px;
      background: #f0fdfa;
      color: var(--primary);
      font-size: 0.75rem;
      font-weight: 600;
      border-radius: 4px;
      margin-bottom: 10px;
    }
    
    .case-info h4 {
      font-size: 1.1rem;
      margin-bottom: 8px;
      color: #0f172a;
    }
    
    .case-info p {
      font-size: 0.9rem;
      color: var(--text-muted);
    }

    /* Comparison Evaluation Table */
    .evaluation-section {
      background: var(--bg-main);
    }
    
    .score-banner {
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: #ffffff;
      border-radius: 16px;
      padding: 40px;
      text-align: center;
      margin-bottom: 40px;
    }
    
    .score-num {
      font-size: 4rem;
      font-weight: 900;
      line-height: 1;
      margin-bottom: 8px;
    }
    
    .score-stars {
      font-size: 1.8rem;
      color: #f59e0b;
      margin-bottom: 8px;
    }
    
    .score-text {
      font-size: 1.2rem;
      font-weight: 500;
    }

    .table-container {
      width: 100%;
      overflow-x: auto;
      background: var(--bg-card);
      border-radius: 12px;
      border: 1px solid var(--border-color);
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.01);
    }
    
    .eval-table {
      width: 100%;
      border-collapse: collapse;
      min-width: 800px;
      text-align: left;
    }
    
    .eval-table th, .eval-table td {
      padding: 16px 24px;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.95rem;
    }
    
    .eval-table th {
      background: #f8fafc;
      color: #0f172a;
      font-weight: 600;
    }
    
    .eval-table tr:hover {
      background: #fdfdfd;
    }
    
    .eval-table td strong {
      color: var(--primary-dark);
    }

    /* Token Price Reference Table */
    .token-price-section {
      background: #ffffff;
    }
    
    .price-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    
    .price-card {
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      text-align: center;
      transition: all 0.3s ease;
      background: var(--bg-card);
    }
    
    .price-card.featured {
      border: 2px solid var(--primary);
      position: relative;
    }
    
    .price-card.featured::before {
      content: "全网低价";
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary);
      color: #ffffff;
      padding: 2px 12px;
      font-size: 0.75rem;
      font-weight: 600;
      border-radius: 9999px;
    }
    
    .price-card h4 {
      font-size: 1.25rem;
      margin-bottom: 8px;
      color: #0f172a;
    }
    
    .price-num {
      font-size: 1.8rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin: 16px 0;
    }
    
    .price-features {
      list-style: none;
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 24px;
    }
    
    .price-features li {
      margin-bottom: 8px;
    }

    /* Professional & AI Training */
    .training-section {
      background: var(--bg-main);
    }
    
    .training-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 20px;
    }
    
    .training-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      text-align: center;
      box-shadow: 0 4px 6px rgba(0,0,0,0.01);
    }
    
    .training-card h4 {
      font-size: 1rem;
      margin-bottom: 12px;
      color: #0f172a;
      height: 48px;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    
    .training-badge {
      display: inline-block;
      padding: 4px 10px;
      background: #ccfbf1;
      color: var(--primary-dark);
      font-size: 0.75rem;
      font-weight: 600;
      border-radius: 4px;
      margin-bottom: 12px;
    }
    
    .training-desc {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* FAQ Accordion Section */
    .faq-section {
      background: #ffffff;
    }
    
    .faq-list {
      max-width: 800px;
      margin: 0 auto;
    }
    
    .faq-item {
      border: 1px solid var(--border-color);
      border-radius: 8px;
      margin-bottom: 12px;
      overflow: hidden;
    }
    
    .faq-quest {
      width: 100%;
      background: #f8fafc;
      border: none;
      padding: 16px 20px;
      text-align: left;
      font-size: 1rem;
      font-weight: 600;
      color: #0f172a;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    
    .faq-quest::after {
      content: "+";
      font-size: 1.2rem;
      color: var(--primary);
    }
    
    .faq-item.active .faq-quest::after {
      content: "-";
    }
    
    .faq-answ {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease-out;
      background: #ffffff;
    }
    
    .faq-answ p {
      padding: 20px;
      font-size: 0.95rem;
      color: var(--text-muted);
      border-top: 1px solid var(--border-color);
    }

    /* Troubleshoot & Terms Glossary */
    .trouble-glossary-section {
      background: var(--bg-main);
    }
    
    .double-box {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }
    
    .box-title {
      font-size: 1.4rem;
      font-weight: 700;
      margin-bottom: 20px;
      color: #0f172a;
      border-left: 4px solid var(--primary);
      padding-left: 12px;
    }
    
    .glossary-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    
    .glossary-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 16px;
    }
    
    .glossary-card dt {
      font-weight: 600;
      color: var(--primary-dark);
      margin-bottom: 6px;
    }
    
    .glossary-card dd {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    .trouble-steps {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    
    .trouble-step {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 8px;
      padding: 16px;
      display: flex;
      gap: 16px;
    }
    
    .trouble-step-num {
      background: #f1f5f9;
      color: var(--text-main);
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 0.9rem;
      flex-shrink: 0;
    }
    
    .trouble-step-text h5 {
      font-size: 0.95rem;
      margin-bottom: 4px;
      color: #0f172a;
    }
    
    .trouble-step-text p {
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* Knowledgebase / Articles */
    .kb-section {
      background: #ffffff;
    }
    
    .kb-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    
    .kb-item {
      background: var(--bg-main);
      border-radius: 12px;
      padding: 24px;
      border: 1px solid var(--border-color);
    }
    
    .kb-item h4 {
      font-size: 1.1rem;
      margin-bottom: 8px;
    }
    
    .kb-item h4 a {
      color: #0f172a;
    }
    
    .kb-item h4 a:hover {
      color: var(--primary);
    }
    
    .kb-item p {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 12px;
    }

    /* User Testimonials */
    .reviews-section {
      background: var(--bg-main);
    }
    
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    
    .review-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: 12px;
      padding: 24px;
      box-shadow: 0 4px 6px rgba(0,0,0,0.01);
    }
    
    .review-user {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
    }
    
    .user-avatar-placeholder {
      width: 44px;
      height: 44px;
      background: #ccfbf1;
      color: var(--primary-dark);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
    }
    
    .user-meta h5 {
      font-size: 0.95rem;
      color: #0f172a;
    }
    
    .user-meta span {
      font-size: 0.75rem;
      color: var(--text-muted);
    }
    
    .review-content {
      font-size: 0.9rem;
      color: var(--text-main);
      line-height: 1.6;
    }

    /* Interactive Match & Lead Form */
    .match-form-section {
      background: linear-gradient(180deg, #ffffff 0%, var(--bg-main) 100%);
    }
    
    .form-wrapper {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 50px;
      align-items: start;
    }
    
    .form-info h3 {
      font-size: 1.8rem;
      margin-bottom: 16px;
      color: #0f172a;
    }
    
    .form-info p {
      color: var(--text-muted);
      margin-bottom: 24px;
      font-size: 1rem;
    }

    .form-contact-list {
      list-style: none;
      margin-bottom: 30px;
    }
    
    .form-contact-list li {
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.95rem;
    }
    
    .form-contact-list li strong {
      color: #0f172a;
    }

    .form-container-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 16px;
      padding: 40px;
      box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05);
    }
    
    .lead-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    
    .lead-form .full-width {
      grid-column: span 2;
    }
    
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    
    .form-group label {
      font-size: 0.85rem;
      font-weight: 600;
      color: #334155;
    }
    
    .form-group input, .form-group select, .form-group textarea {
      padding: 10px 14px;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      font-size: 0.9rem;
      background: #f8fafc;
      transition: border-color 0.2s ease;
      width: 100%;
    }
    
    .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
      outline: none;
      border-color: var(--primary);
      background: #ffffff;
    }
    
    .form-group textarea {
      resize: vertical;
      height: 100px;
    }

    /* Float Service QR and CTA */
    .float-panel {
      position: fixed;
      right: 20px;
      bottom: 80px;
      z-index: 99;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    
    .float-item {
      width: 50px;
      height: 50px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: 50%;
      box-shadow: 0 4px 10px rgba(0,0,0,0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      position: relative;
      transition: all 0.3s ease;
    }
    
    .float-item:hover {
      background: var(--primary);
      color: #ffffff;
    }
    
    .float-qr-hover {
      position: absolute;
      right: 60px;
      bottom: 0;
      background: #ffffff;
      border: 1px solid var(--border-color);
      padding: 16px;
      border-radius: 8px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.15);
      display: none;
      text-align: center;
      width: 180px;
    }
    
    .float-qr-hover img {
      width: 130px;
      height: 130px;
      margin-bottom: 8px;
    }
    
    .float-qr-hover p {
      font-size: 0.75rem;
      color: var(--text-main);
      margin: 0;
    }
    
    .float-item:hover .float-qr-hover {
      display: block;
    }

    /* Footer */
    footer {
      background-color: #0f172a;
      color: #94a3b8;
      padding: 60px 0 20px;
      font-size: 0.9rem;
      border-top: 1px solid #1e293b;
    }
    
    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    
    .footer-brand img {
      max-height: 40px;
      width: auto;
      margin-bottom: 16px;
    }
    
    .footer-brand p {
      font-size: 0.85rem;
      line-height: 1.6;
    }
    
    .footer-links h5, .footer-qr h5 {
      color: #f1f5f9;
      font-size: 1rem;
      margin-bottom: 16px;
      font-weight: 600;
    }
    
    .footer-links ul {
      list-style: none;
    }
    
    .footer-links ul li {
      margin-bottom: 10px;
    }
    
    .footer-links ul li a {
      color: #94a3b8;
    }
    
    .footer-links ul li a:hover {
      color: #ffffff;
    }
    
    .footer-qr-grid {
      display: flex;
      gap: 20px;
    }
    
    .footer-qr-item {
      text-align: center;
    }
    
    .footer-qr-item img {
      width: 100px;
      height: 100px;
      border-radius: 6px;
      margin-bottom: 8px;
      background: #ffffff;
      padding: 4px;
    }
    
    .footer-qr-item p {
      font-size: 0.75rem;
      color: #cbd5e1;
    }

    .footer-bottom {
      border-top: 1px solid #1e293b;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }
    
    .friend-links {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.8rem;
    }
    
    .friend-links a {
      color: #64748b;
    }
    
    .friend-links a:hover {
      color: #cbd5e1;
    }

    .copyright {
      font-size: 0.8rem;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .services-grid, .workflow-timeline, .solutions-grid, .cases-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .training-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .about-wrapper, .network-tech-grid, .double-box, .form-wrapper, .footer-top {
        grid-template-columns: 1fr;
      }
    }
    
    @media (max-width: 768px) {
      .nav-links {
        display: none;
      }
      
      .mobile-menu-btn {
        display: block;
      }
      
      .hero h1 {
        font-size: 2rem;
      }
      
      .services-grid, .workflow-timeline, .solutions-grid, .cases-grid, .reviews-grid, .training-grid, .kb-list, .price-grid {
        grid-template-columns: 1fr;
      }
      
      .lead-form {
        grid-template-columns: 1fr;
      }
      
      .lead-form .full-width {
        grid-column: span 1;
      }
    }