feat(ux): implement masonry dashboard layout and immersive focus mode

_bmad/bmm/workflows/bmad-quick-flow/quick-spec/steps/step-01-understand.md

@@ -76,7 +76,7 @@ a) **Before asking detailed questions, do a rapid scan to understand the landsca
 
 b) **Check for existing context docs:**
 
-- Check `{output_folder}` and `{planning_artifacts}`for planning documents (PRD, architecture, epics, research)
+- Check `{implementation_artifacts}` and `{planning_artifacts}`for planning documents (PRD, architecture, epics, research)
 - Check for `**/project-context.md` - if it exists, skim for patterns and conventions
 - Check for any existing stories or specs related to user's request