/**
 * Determines whether a dropdown list should open upward based on available viewport space.
 *
 * @param element - The trigger/container element (e.g. the dropdown wrapper)
 * @param itemCount - Number of items in the list (used to estimate list height)
 * @returns `true` if there is more space above the element than below
 */
export declare const shouldOpenUpward: (element: HTMLElement, itemCount: number) => boolean;
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