It's important to remember that every individual and relationship is unique, and there could be various reasons why your ex-girlfriend is behaving the way she is. While I can't know her specific motivations, I can offer some general insights that might help you understand her actions:
Hurt and Healing: Breakups can be emotionally challenging, and she might still be processing the emotions from the end of your relationship. Even if she started dating someone new, it doesn't necessarily mean she has fully moved on or resolved her feelings about your past relationship.
Boundaries and Self-Preservation: She might be maintaining distance to protect herself from getting hurt again or to establish clear boundaries. If she felt hurt or betrayed during or after the breakup, she might be wary of opening herself up to you again.
New Relationship: Starting a new relationship can be exciting, but it can also be demanding emotionally. She might be focusing on her new partner and relationship and doesn't want to create any confusion or potential complications by being overly friendly with you.
Independence: After a breakup, some people prefer to establish their independence and sense of self outside of the previous relationship. Being cold or distant could be her way of asserting her individuality and moving forward with her life.
Respect for Her Current Partner: If she is in a new relationship, she may feel it's essential to be respectful to her current partner by keeping a distance from her past relationships.
Lingering Feelings: Even if she started dating someone new, she might still have lingering feelings or unresolved issues related to your past relationship. This could lead to mixed emotions and make it challenging for her to be friendly and warm towards you.
It's essential to respect her feelings and boundaries. If you genuinely regret your past mistakes, give her the space and time she needs to heal and move on. Avoid pressuring her or expecting her to be friendly with you immediately. Instead, focus on personal growth and learning from your experiences so that if the opportunity arises, you can show her that you've changed and are willing to be a better partner in the future.
Remember that the best course of action is often to focus on your own well-being and growth. Sometimes, relationships don't work out, and it's essential to accept that and allow each other to find happiness in their own ways. If you find it challenging to cope with your feelings or the situation, consider talking to a trusted friend, family member, or a professional counselor who can offer support and guidance.