/* RESPONSIVE STYLES */
@media (max-width: 768px) {
  .nav {
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.3s ease-in-out;
  }

  .menu-toggle:checked ~ .nav {
    max-height: 400px; /* enough to show the full menu */
  }

  .nav-links {
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 20px 0;
  }

  .hamburger {
    display: flex;
  }

  /* Hamburger animation to "X" */
  .menu-toggle:checked + .hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .menu-toggle:checked + .hamburger span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle:checked + .hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}