/* A negative layer inside an isolated body: above its background, below ALL
   content (including unpositioned text), without changing menus/dialog layers. */
body.has-embers {
  isolation: isolate;
}

#background-embers {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  user-select: none;
}

@media (prefers-reduced-motion: reduce), print {
  #background-embers {
    display: none;
  }
}