Tailwind v4 warning shown incorrectly #983

Environment

nuxt@3.16.2, @nuxtjs/tailwindcss@6.14.0-20250424-101458-103b18d, tailwindcss@3.4.17, node v22.14.0

Reproduction

No response

Describe the bug

The warning "Tailwind CSS v4 detected. The current version of @nuxtjs/tailwindcss supports Tailwind CSS 3 officially and support for v4 is experimental." is shown even when Tailwind CSS 3 is used.

Additional context

No response

Logs

[nuxt:tailwindcss 2:07:26 PM]  WARN  Tailwind CSS v4 detected. The current version of @nuxtjs/tailwindcss supports Tailwind CSS 3 officially and support for v4 is experimental. To suppress this warning, set tailwindcss.experimental.tailwindcss4 to  true in your nuxt.config.