At
@btconfbeyond tellerrand Andy BEll showed that it is tricky to shuffle a CSS grid without a lot of JS. By using CSS custom properties I might have found an optimised solution. Needs performance checking though.
https://christianheilmann.com/2025/11/24/shuffling-a-css-grid-using-custom-properties/
https://github.com/codepo8/gridshuffle/
https://codepen.io/codepo8/pen/OPNpNzR
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