/* ============================================================
   CleanRedact — transition.css
   Shared page curtain — loaded by both index.html and app.html
   ============================================================ */

#curtain {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #111110;
  transform: translateY(102%);
  transition: transform 0.72s cubic-bezier(0.76, 0, 0.24, 1);
  pointer-events: none;
}

/* index.html exit: curtain rises from below to cover viewport */
#curtain.is-entering {
  transform: translateY(0);
}

/* app.html enter: curtain begins fully covering, then .done slides it away */
#curtain.is-exiting {
  transform: translateY(0);
  transition: transform 0.78s cubic-bezier(0.76, 0, 0.24, 1);
}
#curtain.is-exiting.done {
  transform: translateY(-102%);
}