Phase B - Screen Audit Report (ACC_AUTO_FULL)

• canonical_screen_ids: 12/12
• state_coverage: loading/empty/error/success = pass for all canonical screens
• separation_boundary: pass (no final visual lock-in and no implementation code)
• prompt_architecture_handoff: pass (Layer A/B/C seed matrix complete for ACC-S01..ACC-S12)
• route_risk_audit: 7 risks documented with severity and mitigations