/**
 * ChasingBehavior - UFO pursues celestial events (meteors, comets)
 *
 * Phases: Direct pursuit with beam tracking, gives up if target escapes
 */
import type { IUFOBehavior } from "../../contracts/IUFOBehavior.js";
import type { BehaviorContext } from "../../contracts/IUFOBehaviorRunner.js";
import type { UFOState, EventPosition } from "../../domain/ufo-types.js";
export declare class ChasingBehavior implements IUFOBehavior {
    readonly state: UFOState;
    start(ctx: BehaviorContext, event: EventPosition): void;
    update(ctx: BehaviorContext): void;
}
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