/**
 * Contract Review Gate — four-party parallel review gate (FR-04).
 *
 * Evaluates contract package from up to four perspectives in parallel:
 *   - Product: requirement coverage completeness
 *   - Development: implementation feasibility
 *   - Quality: decision rigor and completeness
 *   - Experience: UX/usability (optional — omitted when hasUI=false)
 *
 * Gate conclusion:
 *   - All passed → passed
 *   - Any conditional (none rejected) → conditional
 *   - Any rejected → rejected
 *
 * (spec §FR-04, AC-4.13 through AC-4.16)
 */
import type { ContractReviewGateInput, ContractReviewGateOutput, ContractReviewRule } from './contract-review-types.js';
export interface ContractReviewGateOptions {
    rules?: ContractReviewRule[];
    /** Whether the project has a UI. When false, experience perspective is omitted. Default: true. */
    hasUI?: boolean;
}
export declare class ContractReviewGate {
    private readonly rules;
    private readonly perspectives;
    constructor(options?: ContractReviewGateOptions);
    evaluate(input: ContractReviewGateInput): Promise<ContractReviewGateOutput>;
    private evaluatePerspective;
}
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