.logo {
    display: block;
    max-width: 100%;
    height: auto;
    /* Start slightly faded */
    filter: opacity(70%) contrast(110%) brightness(105%);
    transition: filter 0.4s ease; /* smooth fade */
  }

  .logo-link:hover .logo {
    /* On hover, full strength */
    filter: opacity(100%) contrast(100%) brightness(100%);
  }