Oli
In my opinion, the container queries do not react optimally for the radio field. It is almost impossible to display the radios next to each other. See the video. There...
This makes it possible to open PHP files again, see this discussion. The solution from @rasteiner works perfectly. You can also have a look @pedroborges ? https://forum.getkirby.com/t/use-php-and-kirby-in-css-file/30724
With Kirby 3.9.1 a error message appears when trying to change the status of a page and the plugin is active in a section of this page.