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Hero Dark Mode Toggle

A split-layout hero for React and Next.js with a theme preview toggle showing stacked light and dark mini cards with skeleton UI elements built with the ShadcnioButton component and Tailwind CSS

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Build a split-layout hero with a theme preview toggle using this React and Next.js block. Features an announcement pill, bold two-line headline, descriptive subtitle, an interactive sun/moon toggle control, and dual ShadcnioButton CTAs on the left, alongside two stacked mini preview cards on the right that demonstrate skeleton UI in both light and dark themes with smooth CSS scale and ring transitions. Built with TypeScript, the ShadcnioButton component, motion/react entrance animations, Lucide React Sun and Moon icons, and Tailwind CSS. Perfect for design systems, UI component libraries, theme customization tools, and any product where dark mode support is a key differentiator.

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Last updated on April 8, 2026

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