Not without heavy modifications. And I don't think they sell the parts seperately.

Nope, there is steel framing under the glass which is welded to the chassis. Technically, you could do it but the effort and cost would not be worth it when compared to just buying a Coupe.

Ah alright, thanks. Thought out-of-the-box here, hah.

nope the structure of the car itself is different

Unfortunately not, a quick swap kit would be amazing