/* Menú móvil: al cerrar, aplica un fade out antes de desmarcar el checkbox. */
.main-menu-coresis .menu-container .menu {
  transition: opacity 220ms ease;
  will-change: opacity;
}

.main-menu-coresis .menu-container.is-closing .menu {
  opacity: 0;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .main-menu-coresis .menu-container .menu {
    transition: none;
  }
}

/* Bootstrap collapse (#navbar-collapse): fade out antes de cerrar. */
#navbar-collapse {
  transition: opacity 220ms ease;
  will-change: opacity;
}

#navbar-collapse.is-closing {
  opacity: 0;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  #navbar-collapse {
    transition: none;
  }
}