/* Fixed site background. Uploaded images, dimming and blur are retired. */
html.studio-background { background: #101010; }
html.studio-background body { isolation: isolate; background-color: transparent !important; }
#studioBackdrop { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; user-select: none; }
#studioBackdrop::before { content: ""; position: absolute; inset: 0; background: linear-gradient(135deg,#101010,#191919); }
html[data-theme=light] #studioBackdrop::before { background: linear-gradient(135deg,#fafafa,#eee); }
/* Also remove stale controls in pages retained by the desktop workspace. */
[data-background-settings],#studioBackgroundDialog,#studioBackgroundNotice { display: none !important; }