/* Keep Help reachable above the fixed student account bar on small screens. */
@media screen and (max-width: 680px) {
  body.auth-authenticated .help-fab { bottom: 84px; }
  body.auth-authenticated .help-panel {
    bottom: 148px;
    max-height: calc(100vh - 168px);
    max-height: calc(100dvh - 168px);
    overflow-y: auto;
  }
}
/* In right-to-left layouts the Help controls share the account bar's side. */
@media screen and (min-width: 681px) {
  html[dir="rtl"] body.auth-authenticated .help-fab { bottom: 88px; }
  html[dir="rtl"] body.auth-authenticated .help-panel {
    bottom: 152px;
    max-height: calc(100vh - 172px);
    max-height: calc(100dvh - 172px);
    overflow-y: auto;
  }
}