/* Projects Page */
  .filter-section {
    padding: 2rem 0;
    background-color: var(--secondary);
  }
  
  .filter-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  
  .filter-button {
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    background-color: transparent;
    border: 1px solid var(--border);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
  }
  
  .filter-button.active {
    background-color: var(--primary);
    color: var(--primary-foreground);
    border-color: var(--primary);
  }
  
  .expertise-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .category-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--secondary);
    border-radius: 9999px;
    font-size: 0.75rem;
    margin-bottom: 0.5rem;
  }
  
  .status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    margin-bottom: 0.5rem;
  }
  
  .status-development {
    background-color: #dbeafe;
    color: #1e40af;
  }
  
  .status-planning {
    background-color: #e9d5ff;
    color: #6b21a8;
  }
  
  .status-proposal {
    background-color: #d1fae5;
    color: #065f46;
  }
  
  .launch-date {
    font-size: 0.875rem;
    color: var(--muted-foreground);
    margin-top: 1rem;
  }
  
  .launch-date span {
    font-weight: 600;
  }
  
  .upcoming-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .approach-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .approach-number {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background-color: rgba(139, 92, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
  }
  
  .approach-number span {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary);
  }
  
  @media (min-width: 768px) {
    .expertise-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    
    .upcoming-grid {
      grid-template-columns: repeat(3, 1fr);
    }
    
    .approach-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media (min-width: 1024px) {
    .expertise-grid {
      grid-template-columns: repeat(3, 1fr);
    }
    
    .approach-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }