Implement a robust light and dark theme using CSS custom properties and system preference detection.
## CONTEXT Dark mode is now an expectation, but bolt-on implementations produce poor contrast, flashing on load, and unmanageable color overrides. I want a theming system built on semantic CSS custom properties that supports light, dark, and system preference, persists user choice, and avoids the flash of incorrect…
Premium Prompt
Unlock this prompt — and all 25,000+ expert-crafted prompts — with Pro.
Unlock with Pro