diff --git a/incubation/rag/project.rag.md b/incubation/rag/project.rag.md
index 7439a6b..180c4f2 100644
--- a/incubation/rag/project.rag.md
+++ b/incubation/rag/project.rag.md
@@ -55,3 +55,4 @@
 - Portfolio-level digital interfaces (landing pages, brand portals) require a dedicated sovereign Tenant to enforce conversion-optimized Design Language Systems decoupled from governance logic, preventing aesthetic drift in multi-Tenant ecosystems.
 - The Presence Layer (visual/narrative interfaces for portfolio domains) must be isolated in a dedicated Tenant to prevent Technical Drift from contaminating logic-focused sovereign nodes.
 - Portfolio brands suffer from a "Logic-Display Gap" where backend sophistication is undermined by suboptimal front-end presentation, requiring a dedicated Tenant for isolation of user-facing interfaces.
+- Frontend/perceptual UI/UX for brand sites must be sovereignly decoupled from backend/functional projects to avoid structural friction.