You can still play your mobile version game data on Steam by completing the tutorials on the Steam version.
To start off, please create a Link ID on the mobile version by referring to the following FAQ:
■ How do I create a Link ID?
https://sega.helpshift.com/hc/faq/169
1.) Complete the tutorial and open [Settings] (the icon with the three bars on the upper right corner).
2.) Go to [Connect Account], then select [Link Data].
3.) Select [Use ID to Link Account].
4.) Enter the Link ID and password that you created on the mobile version, then select [OK].