One quiet 'Sign in · leaders & families' in the public footer, after the
site's own links and before Join, which stays the only call to action.
Nothing on the public site pointed at /login before; the only ways in
were typing the URL or an invite link. A fresh sign-in, an accepted
invite and a used reset link now land on /leaders/, which sends a
member on to Family and a leader to Summary. tests/smoke_identity.py
123 -> 125.