.menu-btn {
  background: none;
  border: none;
}

.mega-panel {
  animation: fadeIn .25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Mobile behavior */
@media (max-width: 1024px) {
  #megaMenuContainer {
    position: static;
    box-shadow: none;
  }
}