#page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #fff;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
#page-loader.hidden {
  opacity: 0;
}
@media (prefers-reduced-motion: reduce) {
  #page-loader { transition-duration: 0.01s; }
}