https://bugs.winehq.org/show_bug.cgi?id=47325
--- Comment #6 from Ken Sharp imwellcushtymelike@gmail.com --- (In reply to Ken Sharp from comment #4)
after which the log-in hangs. I'll open a new bug report for that.
Can't recreate reliably so I'll leave that for now. The vast majority of the time "winetricks arial" is enough to get into the app. There are other bugs logged against Steam though.