Always a relevant XKCD.

https://xkcd.com/627/

You can apply this process to just about anything.

Looks like fasciation.

https://en.wikipedia.org/wiki/Fasciation

The leaves are folding upwards like that due to high temps and/or too much light. They’re attempting to reduce the amount of light hitting them by reducing exposed surface area. Not ideal, but in general it looks like a good harvest. I’d try to reduce temps and light intensity and it should be golden.

Flowing robes 100%, literally designed for being in the heat and sun. 35C isn’t even that bad, it’s hotter in Texas.