/* --- Autosave Indicator --- */
.save-indicator{
  margin-top: 10px;
  min-height: 18px;
  font-size: 12px;
  opacity: 0;
  transform: translateY(-2px);
  transition: opacity .2s ease, transform .2s ease;
}
.save-indicator.is-on{
  opacity: 1;
  transform: translateY(0);
}

/* --- Disabled buttons visual --- */
.btn:disabled{
  opacity: .6;
  cursor: not-allowed;
  filter: grayscale(.1);
}