Next.js 15 Dark Mode Without the Flash: From Hydration Error to Zero-Flicker

1. 1Build a Next.js 15 project and configure it for Cloudflare Pages
2. 2Implement dark mode using CSS variables and media queries
3. 3Fix hydration errors by using the 'use effect' hook to update the document body class
4. 4Test the dark mode implementation for zero-flicker and seamless transitions
5. 5Configure Cloudflare Pages to cache and serve the website with dark mode support

Frontend developers and designers working with Next.js can benefit from this tutorial to improve user experience and fix common issues with dark mode implementation

💡 Using 'use effect' hook to update the document body class can fix hydration errors and achieve zero-flicker dark mode transitions

🌑 Implement dark mode in Next.js 15 without the flash! 🚀