Bad character escape sequence, expected 4 hex characters

[L.Rain]

Describe the bug

nuxt css settings cannot be set to absolute paths

Reproduction

not work

worked

System Info

System:
    OS: Windows 11 10.0.22621
    CPU: (8) x64 Intel(R) Core(TM) i7-7700HQ CPU @ 2.80GHz
    Memory: 2.05 GB / 15.85 GB
  Binaries:
    Node: 18.19.1 - ~\AppData\Local\Volta\tools\image\node\18.19.1\node.EXE
    Yarn: 1.22.18 - ~\AppData\Local\Volta\tools\image\yarn\1.22.18\bin\yarn.CMD
    npm: 10.2.4 - ~\AppData\Local\Volta\tools\image\node\18.19.1\npm.CMD
    pnpm: 8.15.4 - C:\Program Files\Volta\pnpm.EXE
  Browsers:
    Edge: Chromium (122.0.2365.66)
    Internet Explorer: 11.0.22621.1
  npmPackages:
    vite: 5.1.5 => 5.1.5

Used Package Manager

pnpm

Validations

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• Read the Contributing Guidelines.
• Read the docs.
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• The provided reproduction is a minimal reproducible example of the bug.