{"id":"STR-020","name":"Apply progressive disclosure","domain":"structure","layer":"document","strength":"heuristic","human_logic":"IF novice and expert readers share a document, THEN put the essential path first and route detail to optional layers ELSE match one depth to the known audience.","when":{"all":[{"path":"document.audience_role_count","operator":"gt","value":1},{"path":"document.audience_roles","operator":"contains","value":"novice"},{"path":"document.audience_roles","operator":"contains","value":"expert"}]},"then":[{"action":"layer","target":"document","levels":["essential","explanation","reference_detail"]},{"action":"link","target":"layers"}],"else":[{"action":"retain","target":"current_text","reason":"No triggering condition is present."}],"unless":[],"because":"Layering lets readers choose depth without forcing one group through another group’s material.","diagnostics":[],"examples":{},"source_ids":["WEB-002","WEB-008","BK-024"],"laka":{"smallest_sufficient_intervention":true,"primary_axes":["scope","depth","magnitude","reversibility"]},"requires_facts":["document.audience_role_count","document.audience_roles"],"tests":[],"sources":[{"id":"WEB-002","title":"Principles of plain language","creator":"Digital.gov / U.S. General Services Administration","domain":"plain_language","type":"Government guidance","note":"Design content so the intended audience can find, understand, and use it.","url":"https://www.plainlanguage.gov/"},{"id":"WEB-008","title":"DITA 1.3 Technical Content Specification","creator":"OASIS","domain":"structured_authoring","type":"OASIS Standard","note":"Topic-based concept, task, reference, troubleshooting, and reuse architecture.","url":"https://docs.oasis-open.org/dita/dita/v1.3/os/part2-tech-content/dita-v1.3-os-part2-tech-content.html"},{"id":"BK-024","title":"Developing Quality Technical Information","creator":"Michelle Carey; Moira Lanyi; Deirdre Longo; et al.","domain":"technical_writing","type":"Book","note":"Quality dimensions for usable technical information.","url":null}],"defined_in":{"file":"10-paragraph-document-rules.json","title":"Paragraph, Section, and Document Architecture","slug":"paragraph-document-rules"}}