Try the English language version here:

https://www.sj.se/en/home.html#/

The language switch is a little hidden these days. The "fr" isn't a currency, it just means "prices from".

On 7 - you could also consider the very comfortable sleeper train from Malmo to Stockholm as an alternative. I use it on occasion for business trips. Malmo and Lund are worth a visit en route.