/* Header styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    z-index: 1000;
  }
  
  .nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #333;
    text-decoration: none;
  }
  
  .nav-menu {
    display: flex;
    gap: 2rem;
  }
  
  .nav-link {
    color: #666;
    text-decoration: none;
    transition: color 0.3s;
  }
  
  .nav-link:hover {
    color: #333;
  }
  
  .menu-button {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
  }
  
  @media (max-width: 768px) {
    .nav-menu {
      display: none;
    }
  
    .nav-menu.active {
      display: flex;
      flex-direction: column;
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background: white;
      padding: 1rem;
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
  
    .menu-button {
      display: block;
    }
  }