/* Empty header space remains draggable; each interactive control opts out. */
html.tcloud-electron:not(.tcloud-electron-mac) .tcloud-caption-host nav {
 -webkit-app-region: drag;
 app-region: drag;
}
html.tcloud-electron .tcloud-caption-host nav :is(button,a,input,select) {
 -webkit-app-region: no-drag;
 app-region: no-drag;
}