/**
 * Pre-scan CSS files to predict how many projects the language server will create.
 *
 * analyzeStylesheet() is adapted from tailwindlabs/tailwindcss-intellisense
 * (packages/tailwindcss-language-server/src/version-guesser.ts, MIT licensed).
 */
type TailwindVersion = "3" | "4";
export interface TailwindStylesheet {
    root: boolean;
    versions: TailwindVersion[];
    explicitImport: boolean;
}
export declare function analyzeStylesheet(content: string): TailwindStylesheet;
export interface PrescanResult {
    /** Total CSS files found */
    totalCssFiles: number;
    /** CSS files predicted to be project roots */
    predictedRoots: number;
    /** CSS files that are Tailwind-related but not roots (could be promoted) */
    predictedNonRoots: number;
    /** CSS files with no Tailwind signals */
    predictedUnrelated: number;
    /** Upper bound on projects the server might create */
    maxProjects: number;
    /** Paths of CSS files with no Tailwind signals — safe to skip sending */
    unrelatedCssFiles: Set<string>;
}
export declare function prescanCssFiles(files: string[]): PrescanResult;
export {};