Running in the morning can exercise, reduce fat and not gain weight. Maybe it's just your psychological effect. Your age is just the age to get fat. I hope you don't eat high-calorie food, but protein and vitamins must be supplemented. Don't deliberately lose weight while growing up. Health is the most important thing.
If you go out to play, you can do the following!
The raised insole makes up for the length of the calf and reduces the image of the thick calf.
Boots are covered.
Wear high heels
Wear pants and try to wear long pants. Paired with shoes of the same color can cover the shape of the calf, and looser pants are better.
The most practical way to reduce stovepipe thighs: treadmill
I hope the little girl's answer will help you and be adopted.