/**
 * The platform root element type for scroll and dimension operations.
 * Can be an HTMLElement for scrollable containers, Window for document-level
 * scrolling, or null when no root is available.
 *
 * @see getPlatformDimensions-setup.ts - Used to locate the scrollable root
 * @see platformScrollChanged-setup.ts - Used for scroll event binding
 */
export type PlatformRoot = HTMLElement | Window | null;
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