tailwind-v4-shadcn

To configure Tailwind v4 with shadcn/ui, you map semantic CSS variables using @theme inline, integrate a ThemeProvider for dark mode, and apply production-ready templates like components.json to your Vite-based React app.

Yes, the shadcn/ui setup supports dark mode and system theme toggling in Tailwind v4 by integrating a dedicated ThemeProvider and utilizing semantic CSS variables mapped through the @theme inline directive.

The @theme inline directive in Tailwind v4 theming is used to map semantic CSS variables to your design tokens, enabling consistent color management and seamless dark mode transitions across shadcn/ui components.

Yes, you can apply this Tailwind v4 and shadcn/ui setup to an existing Vite and React app by integrating the provided production-tested templates, configuring the CSS variable architecture, and adding the required ThemeProvider.

The best way to structure semantic CSS variables for shadcn/ui is using a CSS variable architecture mapped via @theme inline, which ensures your React components react dynamically to dark mode and theme toggling.

You need a ThemeProvider when setting up dark mode with Tailwind v4 and shadcn/ui to manage system and theme toggling states, ensuring your semantic CSS variables update correctly across the React component tree.