.test-session-note { color: inherit; font-size: .85rem; margin: .5rem 0; }
.session-fullscreen {
  display: block; width: 100%; min-height: 44px; margin: 6px 0 0; padding: 6px;
  border: 1px solid #7893a3; border-radius: 6px; color: #fff; background: #263d4c;
  font: inherit; font-size: 14px; cursor: pointer;
}
.session-fullscreen[hidden] { display: none; }
.session-fullscreen:focus-visible { outline: 3px solid #ffdf88; outline-offset: 2px; }
#touchSessionError {
  position: fixed; z-index: 2147483647; left: 8px; right: 8px; top: 45%;
  padding: 16px; border: 2px solid #f6c16d; border-radius: 8px;
  color: #fff; background: #352313; font: 15px/1.6 system-ui;
}
body.touch-test-active > #touchSessionError { display: block !important; }
#touchTestControls #touchSessionError, #testControls #touchSessionError {
  position: static; margin: 8px 0 0; padding: 8px; font-size: 13px;
}