import type { HsonNode } from "../../../core/types.js";
/**
 * Unmount a subtree without releasing its runtime projection.
 *
 * Mappings, listeners, CSS, disposables, and QUIDs remain intact. Concrete
 * mapped roots are retained off-document and may be inserted again later.
 */
export declare function unmount_node_preserving_runtime(root: HsonNode): boolean;
export declare function subtree_has_connected_projection(root: HsonNode): boolean;
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