I'm just a beginner. As you can clearly see in the code, I have no idea what I'm doing at all. There are some bugs (e.g. spamming z when sparing makes the dialogue box bigger during enemy turn) and ...

Download this project’s Unity package. In your own Unity project, add the Readme by choosing “Assets” → “Import Package” → “Custom Package” from the Unity editor’s menus. First make sure the Readme is ...