She is probably mortified as well but she handled that gracefully, you don't need to wonder if she did see it or not and she was protecting your privacy by making sure they weren't out for anyone to see should there be opportunity too.

Forget about this or thank her lol either way you will remember this kindness and her likely MY CRIKEY moment herself.

Massivehugs feel better friend and you have the goods to help you should you need!