/**
 * Noah — Corridor Logic
 *
 * Corridor bounds classification and validation.
 * MVP spec Section 3.4.
 */
import type { CorridorBounds } from '../types/flight-plan.js';
import type { GuidanceColor } from '../types/guidance.js';
/**
 * Classify an absolute deviation value using corridor bounds.
 *
 * - abs(deviation) <= greenThreshold  → GREEN
 * - abs(deviation) <= yellowThreshold → YELLOW
 * - abs(deviation) > yellowThreshold  → RED
 */
export declare function classifyDeviation(absoluteDeviation: number, corridor: CorridorBounds): GuidanceColor;
/**
 * Validate corridor bounds.
 * Green threshold must be less than or equal to yellow threshold.
 * Both must be non-negative.
 */
export declare function validateCorridorBounds(bounds: CorridorBounds): {
    valid: boolean;
    error?: string;
};
/**
 * Get the worst (most severe) guidance color from a set of colors.
 * RED > YELLOW > GREEN.
 */
export declare function worstColor(colors: GuidanceColor[]): GuidanceColor;
//# sourceMappingURL=corridor.d.ts.map