Hi,
Yes, it should be more likely the first one. I tried to log-in to check your configuration, but the password seems to be incorrect.
I would suggest trying to change the relevance as following: https://i.imgur.com/rGtPYHy.png
If you are using WooCommerce, then make sure that product variations are selected as well, if you are using them: https://i.imgur.com/haO8amY.png
