Check out how Vatican officials have adopted the term pro-choice.
One Cardinal does not equal Catholic Church magisterium. Neither does the entire corrupted Vatican for that matter. Catholic doctrine is perennial; habituated by centuries of teaching. You don’t get to rewrite it in a few years or even a few decades.
Don’t forget the wisdom of St. Athanasius. If the whole world (including the Vatican) stands against truth, then I said against the world.