Paste the following into your terminal; this will enable prefers-color-scheme support for Chrome on Linux. You'll have to fully close the browser with pkill chrome each time you want Chrome to re-read the settings, i.e. when you want it to toggle from light to dark or the other way around.
Also, use the following flags for full GPU acceleration:
- ignore-gpu-blocklist
- enable-webrtc-pipewire-capturer
- enable-gpu-rasterization
- enable-vulkan
- enable-zero-copy