nice, sounds like you’ve got the rhythm.
quick-heads-up: if you import wallet B seed into Phoenix you lose the perfect air-gap with the hw wallet , not a deal-breaker since it’s just your “daily ops” stash, but assume anything on that seed phone can leak channels.
friend-held mirror shares rock, just wrap them in passphrases/tamper-evident bags; label each share so *no holder* sees what’s missing.
gm and good stacking.