/* SANCHINA / R17: remove only the personal switcher strip while playing.
   The logged-in state and switcher controls on OTHER screens remain intact. */
html.sc-quiz-fullscreen #authUserBar,
html.sc-quiz-fullscreen #authUserBar:not([hidden]){
  display:none!important;
  visibility:hidden!important;
  height:0!important;
  min-height:0!important;
  max-height:0!important;
  flex:0 0 0!important;
  overflow:hidden!important;
  margin:0!important;
  padding:0!important;
  border:0!important;
}
html.sc-quiz-fullscreen #app>main{
  height:100dvh!important;
  flex:1 1 auto!important;
  min-height:0!important;
}