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export function analyzeCSS(css: string) {
  const colors = [
    ...new Set(
      (
        css.match(
          /#[0-9a-fA-F]{3,8}\b|rgba?\([^)]+\)|hsla?\([^)]+\)/g
        ) || []
      )
    )
  ].slice(0, 100);

  const fonts = [
    ...new Set(
      (
        css.match(
          /font-family\s*:\s*([^;]+)/gi
        ) || []
      ).map(v =>
        v.replace(/font-family\s*:/i, "")
          .trim()
      )
    )
  ];

  const gradients = [
    ...new Set(
      (
        css.match(
          /(linear-gradient|radial-gradient)\([^)]+\)/gi
        ) || []
      )
    )
  ];

  const borderRadius = [
    ...new Set(
      (
        css.match(
          /border-radius\s*:\s*[^;]+/gi
        ) || []
      ).map(v =>
        v.replace(/border-radius\s*:/i, "")
          .trim()
      )
    )
  ];

  const spacing = [
    ...new Set(
      (
        css.match(
          /(margin|padding)\s*:\s*[^;]+/gi
        ) || []
      )
    )
  ];

  const animations = [
    ...new Set(
      (
        css.match(
          /animation\s*:\s*[^;]+/gi
        ) || []
      )
    )
  ];

  const shadows = [
    ...new Set(
      (
        css.match(
          /box-shadow\s*:\s*[^;]+/gi
        ) || []
      )
    )
  ];

  return {
    colors,
    fonts,
    gradients,
    borderRadius,
    spacing,
    animations,
    shadows
  };
}