/**
 * Guard: 2-phase trailing stop with profit-locking tiers.
 * Phase 1: wide retrace tolerance while position builds.
 * Phase 2: tiered profit floors (e.g., at 3% ROE lock 1%, at 6% lock 3%, etc.)
 */
export interface GuardConfig {
    /** Max retrace from entry allowed in Phase 1 (percentage, e.g., 2 = 2%) */
    phase1MaxRetrace: number;
    /** ROE threshold to transition from Phase 1 to Phase 2 (percentage) */
    phase2Trigger: number;
    /** Profit-locking tiers: [roeTrigger, floorRoe] pairs sorted ascending */
    profitTiers: [number, number][];
    /** Hard stop loss from entry (percentage, e.g., 5 = -5%) */
    hardStop: number;
}
export interface GuardState {
    phase: 1 | 2;
    peakRoe: number;
    currentFloor: number;
}
export declare const GUARD_PRESETS: Record<string, GuardConfig>;
export declare function createGuardState(): GuardState;
export declare function evaluateGuard(roe: number, state: GuardState, config: GuardConfig): {
    action: "hold" | "close";
    newState: GuardState;
};