.hamburger {
    display: inline-block;
  }
  
  .menu-toggle {
    display: none;
  }
  
  .mobile-nav {
    display: none;
    flex-direction: column;
    margin-top: 1rem;
  }
  
  #menu-toggle:checked ~ .mobile-nav {
    display: flex;
  }
  
  .dropdown-content {
    display: none;
    flex-direction: column;
    padding-left: 1rem;
  }
  
  .dropdown.active .dropdown-content {
    display: flex;
  }