Dark Mode for the GUI in Windows

**Version and Environment**
 - GSmartControl version: 2.0.2
 - OS: Windows 11 24H2

**Is your feature request related to a problem? Please describe.**
N/A

**Describe the solution you'd like**
A clear and concise description of what you want to happen.

**Describe alternatives you've considered**
Dark mode for the GUI, please.

**Additional context**
N/A
