[untog]

In theory. The Sciter engine is not far off that, though it uses its own scripting language:

https://sciter.com/

EDIT: reply to c-smile below (HN won’t let me reply, sigh):

My “in theory” was referring to Kosmonaut. Then I pointed out Sciter as evidence that something similar has already been done.

[UnnoTed]

The logic can be written in Rust with [1], it's exactly like he wants: rust[2] + css + html.

[1]: https://github.com/sciter-sdk/rust-sciter [2]: https://github.com/sciter-sdk/rust-sciter/blob/master/exampl...

[c-smile]

Why "in theory"? Here are real life applications: https://sciter.com/#customers

[untog]

My “in theory” was referring to Kosmonaut. Then I pointed out Sciter as evidence that something similar has already been done.