/* ECG Lab — study-case ECG zoom overlay cleanup.
   Keep gesture-based zoom/pan active while removing UI overlays that cover the tracing. */
.case-zoom-stage .case-zoom-toolbar,
.case-zoom-stage .case-zoom-hint{
  display:none!important;
  visibility:hidden!important;
  opacity:0!important;
  pointer-events:none!important;
}