/** Selectors that receive magnetic pointer glow when `initButtonGlow()` is mounted. */
declare const BUTTON_GLOW_SELECTORS = ".tollerud-btn--primary, .tollerud-btn--terminal, .tollerud-btn-glow";
interface ButtonGlowOptions {
    /** Additional CSS selector(s) to include. Default: primary, terminal, and `.tollerud-btn-glow`. */
    selector?: string;
    /** Event root — defaults to `document`. Pass a layout container to scope listeners. */
    root?: Document | HTMLElement;
}
/**
 * Pointer-following glow for primary/terminal buttons (and `.tollerud-btn-glow` opt-in).
 * Requires `@tollerud/ui/globals.css`. Call once near the app root; returns cleanup.
 */
declare function initButtonGlow(options?: ButtonGlowOptions): () => void;

export { BUTTON_GLOW_SELECTORS, type ButtonGlowOptions, initButtonGlow };