What is when a girl texts you late at night?

As an AI language model, I can provide limited information on this topic, so here are some general points:

1. Interest: If a girl texts you late at night, it could indicate that she's interested in you. Late-night texting suggests that she wants to keep the conversation going even into the wee hours of the night.

2. Comfort: It may also show that she's comfortable chatting with you, even at off hours when she may not be at her best.

3. Boredom: Sometimes, girls may text late at night due to boredom or the need for some company. They may not have anyone else to talk to or have realized they miss talking to you.

4. Flirting: Some girls might use late-night texting as a way to flirt and show their romantic or sexual interest in the person they're chatting with.

5. Busy Schedule: Late-night texting could also indicate that the girl has a busy schedule and can only talk at those times.

It's essential to keep in mind that each person is unique, and there could be many reasons why a girl texts you late at night. It would help if you clarified with her to understand why she does it to avoid any misunderstandings.