.timeline-container {
      position: relative;
      max-width: 1200px;
      margin: 40px auto;
    }
    
    .timeline-container::after {
      content: '';
      position: absolute;
      width: 6px;
      background-color: #3a86ff;
      top: 0;
      bottom: 0;
      left: 50%;
      margin-left: -3px;
    }
    
    .timeline-item {
      padding: 10px 40px;
      position: relative;
      width: 50%;
      box-sizing: border-box;
    }
    
    .timeline-item:nth-child(odd) {
      left: 0;
    }
    
    .timeline-item:nth-child(even) {
      left: 50%;
    }
    
    .timeline-item::after {
      content: '';
      position: absolute;
      width: 25px;
      height: 25px;
      background-color: white;
      border: 4px solid #3a86ff;
      top: 15px;
      border-radius: 50%;
      z-index: 1;
    }
    
    .timeline-item:nth-child(odd)::after {
      right: -13px;
    }
    
    .timeline-item:nth-child(even)::after {
      left: -13px;
    }
    
    .timeline-content {
      padding: 20px;
      background-color: white;
      border-radius: 6px;
      box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    }
    
    .timeline-content h3 {
      margin-top: 0;
      color: #3a86ff;
    }
    
    .ai-tools-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
      gap: 20px;
      margin: 30px 0;
    }
    
    .ai-tool-card {
      background: white;
      border-radius: 8px;
      padding: 20px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.08);
      transition: transform 0.3s ease;
    }
    
    .ai-tool-card:hover {
      transform: translateY(-5px);
    }
    
    .ai-tool-card i {
      font-size: 2.5rem;
      margin-bottom: 15px;
      display: block;
    }
    
    .comparison-table {
      width: 100%;
      border-collapse: collapse;
      margin: 25px 0;
    }
    
    .comparison-table th, 
    .comparison-table td {
      padding: 12px 15px;
      text-align: left;
      border-bottom: 1px solid #e0e0e0;
    }
    
    .comparison-table th {
      background-color: #f5f7fa;
      font-weight: 600;
    }
    
    .impact-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
      gap: 20px;
      margin: 30px 0;
    }
    
    .impact-card {
      background: white;
      border-radius: 8px;
      padding: 25px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.08);
      text-align: center;
    }
    
    .impact-card i {
      font-size: 3rem;
      color: #3a86ff;
      margin-bottom: 15px;
    }
    
    @media (max-width: 768px) {
      .timeline-container::after {
        left: 31px;
      }
      
      .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
      }
      
      .timeline-item:nth-child(even) {
        left: 0;
      }
      
      .timeline-item::after {
        left: 18px;
      }
      
      .timeline-item:nth-child(odd)::after {
        right: auto;
      }
    }