{
  "context": "This criteria evaluates how effectively the engineer uses the clean-css package to solve the font-weight normalization problem. The focus is on proper usage of clean-css's optimization capabilities, particularly the font-weight keyword-to-numeric conversion feature.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Uses CleanCSS constructor",
      "description": "The solution imports and instantiates the CleanCSS class using `new CleanCSS()` or `new CleanCSS(options)`",
      "max_score": 20
    },
    {
      "name": "Calls minify method",
      "description": "The solution calls the `minify()` method on a CleanCSS instance to process the input CSS",
      "max_score": 20
    },
    {
      "name": "Enables Level 1 optimizations",
      "description": "The solution enables Level 1 optimizations (which are enabled by default or explicitly via options) that include font-weight normalization",
      "max_score": 15
    },
    {
      "name": "Extracts output correctly",
      "description": "The solution correctly accesses the minified CSS from the result object, typically via the `styles` property (e.g., `output.styles`)",
      "max_score": 20
    },
    {
      "name": "Handles string input",
      "description": "The solution correctly passes the CSS string input to the `minify()` method as required by the clean-css API",
      "max_score": 15
    },
    {
      "name": "Returns processed CSS",
      "description": "The solution returns the processed CSS string output from clean-css, completing the transformation pipeline",
      "max_score": 10
    }
  ]
}