/**
 * [WHO]: DynamicBorder
 * [FROM]: Depends on ../theme/theme.js
 * [TO]: Consumed by modes/interactive/components/index.ts
 * [HERE]: modes/interactive/components/dynamic-border.ts -
 */
import type { Component } from "@catui/tui";
/**
 * Dynamic border component that adjusts to viewport width.
 *
 * Note: When used from extensions loaded via jiti, the global `theme` may be undefined
 * because jiti creates a separate module cache. Always pass an explicit color
 * function when using DynamicBorder in components exported for extension use.
 */
export declare class DynamicBorder implements Component {
    private color;
    constructor(color?: (str: string) => string);
    invalidate(): void;
    render(width: number): string[];
}