/* Dropdown interaction fixes */
.dropdown { position: relative; }
.dropdown-menu, .sub-dropdown-menu {
  position: absolute;
  visibility: hidden;
  opacity: 0;
  pointer-events: none; /* prevent clicks when hidden */
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
  z-index: 1000;
}
/* Show on hover (desktop) */
.dropdown:hover > .dropdown-menu,
.sub-dropdown:hover > .sub-dropdown-menu,
.dropdown-menu.show,
.sub-dropdown-menu.show {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}