Godot Version
4.6
Question
I have a question here!
The Godot Viewport looks like this:
BUT the Play mode looks like this:
I tried everything from readding the DirectionalLight3D & WorldEnviroment to changing graphics settings
If you add a light source and a properly set up world environment node to the scene - the lighting situation should look the same.
The obvious difference is camera angle and distance based on shadows.
You can also adjust camera3d attributes and world environment can be used for post processing.