import { z } from 'zod';
export declare const evidenceTermsSchema: z.ZodOptional<z.ZodArray<z.ZodEffects<z.ZodString, string, string>, "many">>;
/** Canonical membership binds continuations without putting long term lists in cursors. */
export declare function evidenceSearchInput(input: {
    query?: string;
    terms?: string[];
    matchMode?: 'literal' | 'token';
}): {
    query: string;
    terms: string[] | undefined;
    termsKey: string | undefined;
    browse: boolean;
};
/** Refinement only narrows matching; it never resets scope, filters or position. */
export declare function evidenceTermRefinement(input: {
    terms?: readonly string[];
    cursor?: string;
    matchMode?: string;
    caseSensitive?: boolean;
}, refined: readonly string[]): string[];
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