tailwindcss neutral color missing

[Racusthor]

Environment

• Operating System: Linux
• Node Version: v22.3.0
• Nuxt Version: 3.16.2
• CLI Version: 3.25.0
• Nitro Version: 2.11.9
• Package Manager: pnpm@9.15.4
• Builder: -
• User Config: compatibilityDate, devtools, modules, future, css, runtimeConfig
• Runtime Modules: @nuxt/ui@3.1.0, @nuxt/image@1.10.0, nuxt-auth-utils@0.5.20, nuxt-svgo@4.0.17
• Build Modules: -

Is this bug related to Nuxt or Vue?

Nuxt

Version

v3.1.0

Reproduction

/* main.css */
@import "tailwindcss" theme(static);
@import "@nuxt/ui";

Description

When using the css above, the neutral color (eg. --color-neutral-50, --color-neutral-100, etc ) tailwind variables are missing in the output css file (in :root, :host {} )
They are there when not importing @nuxt/ui

Additional context

No response

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