Is it bad to message again after she suddenly got distant

The length of her silence matters. If she went from texting daily to nothing for three days, that's different from a week. A few days usually means distraction or uncertainty. A week or more suggests she's lost interest or is deliberately pulling back.

Also read how she went distant. Did her messages get shorter first, or did she just stop replying. Did she leave you on read or respond late. This tells you whether she's fading gradually or making a hard stop. If she was warm and then suddenly cold the next day, something concrete probably happened. If her replies got slower and shorter over a week, she's quietly checking out.

A good reply needs to do two things. First, it should break the silence without commenting on the silence itself. Asking 'why haven't you texted' or 'did I do something wrong' puts her on the spot and makes her choose between lying or rejecting you. Instead, just act normal and send something she might actually want to reply to.

Second, it has to give her an easy exit if she's not interested. That means no questions that demand a response, no rehashing old conversations, and no loading it with emotion. Keep it brief. One or two sentences. The goal is to find out if there's still something there, not to change her mind.

Send one message after she goes distant. Just one. If she doesn't reply within two to three days, she's answered you. Sending another message at that point moves you from respectful into chasing. If she replies but keeps it short or takes a long time, she's telling you she's not that interested. You can send one more message after a few days if you want, but if it dies again, stop.

The hard part is actually stopping. It's easier to keep texting because at least it feels like you're doing something. But every message you send after she's shown disinterest makes it harder for her to re-engage later. Leave space. If she wants to talk, she will.