Am I in the wrong?

I think I might have ruined my daughter's first relationship. She's 16 and her and her boyfriend have been together for 7 months. I grew up in a household where I couldn't come to my parents about anything. I always said I was gonna be the safe parent and I would much rather my kids do things under my roof then somewhere stupid. My home is their safe place. And I'll be anyone's safe place. My daughter's boyfriend came over last night. He snuck out his house and I did let him stay over. I let my kids drink as long as it's under my roof and him and my daughter were drinking. He drank a little too much to the point he couldn't stand and was vomiting so I called his mom. She came over and was angry at me and asked why I didn't tell her he snuck out and why I let her son drunk. I said to her what I explained here and that I always believed that I want kids to do it at home where they're safe and she said "That's not your decision to make for my child. And you call this safe?" Talking about how much he drank. I profusely apologized and she said she doesn't want my daughter around her son now because I several disrespected her. She even told my daughter it's not her and she's sorry for this. I want to go talk to her and try to clear the air. For my daughter's sake.