import "./section_stack.css";
import type * as React from "react";
import { useRender } from "@base-ui/react/use-render";
import { type StyleProps } from "./style_props";
interface StackProps extends StyleProps {
    children?: React.ReactNode;
    /** Defaults per altitude (on for sections, off for subsections); the override rule is on
     *  `SubsectionStack`. */
    divided?: boolean;
    testID?: string;
    ref?: React.Ref<HTMLElement>;
    render?: useRender.RenderProp;
}
export type SectionStackProps = StackProps;
/** A flat page's content column, owning one beat with a `Divider` between top-level blocks. No knobs, so
 *  every flat page shares one rhythm. Two closed disclosures take no beat, since a closed one is a line;
 *  the stack reads their state in `section_stack.css`. */
export declare function SectionStack(props: SectionStackProps): React.JSX.Element;
export type SubsectionStackProps = StackProps;
/** A tighter beat inside a `Section`. Space-only while groups are short, since hairlines belong to the
 *  section level; turn `divided` on once they are long. Length decides, not titles. */
export declare function SubsectionStack(props: SubsectionStackProps): React.JSX.Element;
export {};