Fix: ensure css color-scheme for dark mode (#11855)

diff --git a/src-ui/src/theme.scss b/src-ui/src/theme.scss
index eacc3b4e7a305ead5fe1e48c6a84747fc8e92f90..6ff5f4a09ea55955137eaeb48aeb70b39d849d15 100644 (file)
--- a/src-ui/src/theme.scss
+++ b/src-ui/src/theme.scss
@@ -73,6 +73,7 @@ $form-check-radio-checked-bg-image-dark: url("data:image/svg+xml,<svg xmlns='htt
 }
 
 @mixin dark-mode {
+  color-scheme: dark;
   --pngx-body-color-accent: #{$text-color-dark-bg-accent};
   --pngx-bg-alt: #242529;
   --pngx-bg-alt2: #232323;