/**
 * Viewport Utilities
 * ------------------
 * Provides dimension helpers, orientation detection and resize listeners with
 * SSR safety checks.
 */
type ViewportListener = (dimensions: {
    width: number;
    height: number;
}) => void;
export declare const Viewport: {
    getDimensions(): {
        width: number;
        height: number;
    };
    width(): number;
    height(): number;
    orientation(): "portrait" | "landscape";
    isMobile(): boolean;
    isTablet(): boolean;
    isDesktop(): boolean;
    subscribe(listener: ViewportListener): () => void;
};
export {};
//# sourceMappingURL=viewport.d.ts.map