Yeah, there are some CS 1.6 builds with updated skins inspired by newer versions like CS 2. They don’t fully replicate everything, but they give a more modern look while keeping classic Counter Strike 1.6 gameplay. If you’re looking for something like that, you can check
https://cs-unikov.net/. It offers different CS 1.6 versions, including ones with improved skins, and they are stable and easy to install. The game runs smoothly, and you still get that original CS 1.6 feel, just with better visuals.