Tasks

• T001 [FR-001] [FR-002] [FR-003] Inspect references and native baseline; clarify accepted design before code.
• T002 [FR-001] [FR-003] Extend existing native test and demonstrate red.
• T003 [FR-001] [FR-002] [FR-003] Implement card hierarchy and stable compact opening height.
• T004 [FR-004] Verify desktop/narrow/live behavior and inspect native light/dark captures.
• T005 [FR-001] [FR-002] [FR-003] [FR-004] Record durable evidence, docs and independent Spec/Standards review.
• T006 [FR-001] [FR-002] [FR-003] [FR-004] Freeze source for full delivery verification and publication.

T001→T002→T003→T004→T005→T006. Full/delivery results and publication follow source freeze and are recorded externally and in the PR body.