diff --git a/README.md b/README.md
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@@ -4,7 +4,8 @@
 
 A conversational customer support agent for a fictional online bookstore.
 
-The agent handles two depth use cases (order status and returns) and one breadth use case (policy questions) over a vanilla HTML chat UI, backed by Anthropic Claude with a four-layer guardrail strategy. The full agent design rationale lives in `DESIGN.md`.
+The agent handles two depth use cases (order status and returns) and one breadth use case (policy questions) over a vanilla HTML chat UI, backed by Anthropic Claude with a four-layer guardrail strategy. The full agent design rationale lives in [DESIGN.md](DESIGN.md).
+Take a deeper dive at <https://bookly.codyborders.com/architecture>.
 
 ## Try it yourself