/* XP window focus 1.5 / XP-Content 1.8. Display state, never authorization.
   The host owns the surface; do not also dim an embedded app root. */
.xp-window-content-background {
  opacity:var(--xp-background-content-opacity,.72);
  filter:var(--xp-background-content-filter,saturate(.65));
}
.xp-window-content-foreground {opacity:1;filter:none}
/* Known focus only: absent metadata preserves legacy/standalone appearance. */
#xp-lab-root.xp-desktop:not([data-ci-os-skin="aero-glass"]) .xp-window[data-xp-window-focus="background"] {
  border-color:var(--xp-type-light,#b7c2ce)!important;
}
#xp-lab-root.xp-desktop:not([data-ci-os-skin="aero-glass"]) .xp-window[data-xp-window-focus="background"]>.xp-titlebar {
  background:linear-gradient(#ffffff66,#ffffff66),linear-gradient(var(--xp-type-light,#b7c2ce),var(--xp-type-main,#697889) 45%,var(--xp-type-dark,#435262))!important;
  color:#243648!important;
}
#xp-lab-root.xp-desktop:not([data-ci-os-skin="aero-glass"]) .xp-window[data-xp-window-focus="background"] .xp-window-title {
  color:#243648!important;text-shadow:none!important;
}
#xp-lab-root.xp-desktop[data-ci-os-skin="xp-aero"] .xp-window-content-background {
  --xp-background-content-opacity:.78;
  --xp-background-content-filter:blur(1.6px) saturate(.65) brightness(1.06);
}
#xp-lab-root.xp-desktop[data-ci-os-skin="xp-aero"] .xp-window[data-xp-window-focus="background"]>.xp-titlebar {
  background:linear-gradient(115deg,#ffffff80,#ffffff40 36%,#ffffff70 42%,#ffffff45 55%),linear-gradient(var(--xp-type-light,#b7c2ce),var(--xp-type-main,#697889) 50%,var(--xp-type-dark,#435262))!important;
  box-shadow:inset 0 1px #ffffffcc,inset 0 0 12px #ffffff30;
}
#xp-lab-root.xp-desktop[data-ci-display-transparency="off"] .xp-window-content-background {
  opacity:1;filter:none;
}
@media(prefers-reduced-transparency:reduce){
  .xp-window-content-background{opacity:1;filter:none}
}
@media(forced-colors:active){
  .xp-window-content-background{opacity:1;filter:none}
  #xp-lab-root.xp-desktop:not([data-ci-os-skin="aero-glass"]) .xp-window[data-xp-window-focus="background"]{border-color:GrayText!important}
  #xp-lab-root.xp-desktop:not([data-ci-os-skin="aero-glass"]) .xp-window[data-xp-window-focus="background"]>.xp-titlebar,
  #xp-lab-root.xp-desktop:not([data-ci-os-skin="aero-glass"]) .xp-window[data-xp-window-focus="background"] .xp-window-title{background:Canvas!important;color:CanvasText!important;box-shadow:none!important}
}