Hello,
First of all, thank you for using our theme and for contacting us.
Follow this article to translate WooCommerce – https://docs.woocommerce.com/document/woocommerce-localization/
This one for the theme translation https://www.8theme.com/demo/docs/woopress/Theme_Translation/Base_Theme_Translation.html
Do not forget about Core plugin – Loco translate > Plugins > Core > New language > Choose a language + Choose a location – System > Start translating (you do not need to translate all plugin, just strings visible on frontend).
“Text For Empty Cart” you can find in Theme Options > Shop
Regards