Update README.md

README.md

@@ -75,15 +75,15 @@ Most fraud detection pipelines are **static**. Ours **gets harder for itself ove
 
 ## 🤖 5-Agent Architecture
 
-```mermaid
-graph LR
-    R[🎯 Regulator\nDetects blind spots\nUpdates weights] -->|bias weights| G[⚡ Generator\nCreates adversarial\ninvoices]
-    G -->|raw invoice text| E[🔍 Extractor\nParses structured\nJSON fields]
-    E -->|structured data| A[🕵️ Auditor\nFlags fraud with\nconfidence scores]
-    A -->|audit results| AP[✅ Approver\nApprove / Escalate\n/ Reject]
-    AP -->|episode outcome| R
-    A -->|missed fraud types| R
-```
+🎯 Regulator ──bias weights──────────────────────────────────► ⚡ Generator
+     ▲                                                                │
+     │                                                      raw invoice text
+     │ missed fraud types                                             ▼
+     │                                                         🔍 Extractor
+     │                                                                │
+     │                                                     structured data
+     │                                                                ▼
+     └──── episode outcome ──── ✅ Approver ◄─audit results─── 🕵️ Auditor
 
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