/**
 * Styles of the bottom sheet surface.
 *
 * Swipe feedback relies on the CSS variables exposed by Base UI Drawer:
 * `--drawer-swipe-movement-y`, `--drawer-swipe-progress` and
 * `--drawer-swipe-strength`.
 */
export declare const BOTTOM_SHEET_STYLES: {
    backdrop: string;
    viewport: string;
    popup: string;
    handle: string;
    content: string;
};