diff --git a/README.md b/README.md
index bfefc5a..1a88652 100644
--- a/README.md
+++ b/README.md
@@ -246,47 +246,45 @@ The platform combines security compliance scanning, AI-powered chat with **RAG (
 ## Architecture
 
 ```
-                         ┌──────────────────────────┐
-                         │      User Browser        │
-                         └────────────┬─────────────┘
-                                      │ :8080
-                         ┌────────────▼─────────────┐
-                         │    Nginx (React SPA)      │
-                         │  Static files + API proxy │
-                         └────────────┬─────────────┘
-                                      │ :8000
-┌─────────────────────────────────────▼──────────────────────────────────┐
-│                     FastAPI Backend (Python 3.12)                       │
-│                     8 uvicorn workers × 10 threads                     │
-│                                                                        │
-│  ┌──────────┐  ┌──────────┐  ┌──────────┐  ┌───────────────────────┐  │
-│  │ Chat     │  │ Terraform│  │ CIS      │  │ Embedding Pipeline    │  │
-│  │ Agent    │  │ Agent    │  │ Scanner  │  │ (chunk + embed +      │  │
-│  │ (RAG +   │  │ (IaC     │  │ (MCP     │  │  purge + progress)    │  │
-│  │  MCP     │  │  Plan/   │  │  12      │  │                       │  │
-│  │  Tools)  │  │  Apply)  │  │  tools)  │  │ Auto-map CSV→Table    │  │
-│  └────┬─────┘  └────┬─────┘  └────┬─────┘  └───────────┬───────────┘  │
-│       │              │              │                     │              │
-│  ┌────▼──────────────▼──────────────▼─────────────────────▼───────────┐ │
-│  │                    Shared Services                                 │ │
-│  │  OCI SDK → OCI APIs    │  GenAI → LLM (16 models)                │ │
-│  │  oracledb → ADB Vector │  Chromium → PDF generation               │ │
-│  │  SQLite (agent.db)     │  Terraform CLI 1.14.7                    │ │
-│  └────────────────────────────────────────────────────────────────────┘ │
-└────────────────────────────────┬───────────────────────────────────────┘
-                                 │
-                    ┌────────────▼────────────┐
-                    │    agent-data volume     │
-                    │  /data (SQLite, reports, │
-                    │   terraform workspaces,  │
-                    │   OCI configs, wallets)  │
-                    └─────────────────────────┘
-
-                    ┌─────────────────────────┐
-                    │  Oracle ADB (external)   │
-                    │  11 vector tables        │
-                    │  (RAG + embeddings)      │
-                    └─────────────────────────┘
++-----------------------------------------------------------+
+|                     Docker Compose                         |
+|                                                           |
+|  +------------------+    +-----------------------------+  |
+|  |                  |    |                             |  |
+|  |  Nginx           |--->|  FastAPI Backend            |  |
+|  |  (React SPA)     |    |  (Python 3.12)             |  |
+|  |  :8080           |    |  8 workers x 10 threads    |  |
+|  |                  |    |                             |  |
+|  +------------------+    |  Agents:                    |  |
+|                          |  - Chat (RAG + MCP Tools)   |  |
+|                          |  - Terraform (Plan/Apply)   |  |
+|                          |  - CIS Scanner (12 tools)   |  |
+|                          |  - Embedding Pipeline       |  |
+|                          |                             |  |
+|                          |  Services:                  |  |
+|                          |  - OCI SDK --> OCI APIs     |  |
+|                          |  - GenAI --> LLM (16 models)|  |
+|                          |  - oracledb --> ADB Vector  |  |
+|                          |  - Chromium --> PDF gen      |  |
+|                          |  - Terraform CLI 1.14.7     |  |
+|                          |  - SQLite (agent.db)        |  |
+|                          |                             |  |
+|                          +-----------------------------+  |
+|                                     |                     |
+|                          +----------v----------+          |
+|                          |  agent-data volume  |          |
+|                          |  /data (SQLite,     |          |
+|                          |   reports, configs, |          |
+|                          |   terraform, wallets)|         |
+|                          +---------------------+          |
++-----------------------------------------------------------+
+                              |
+                   +----------v-----------+
+                   |  Oracle ADB          |
+                   |  (external)          |
+                   |  11 vector tables    |
+                   |  RAG + embeddings    |
+                   +----------------------+
 ```
 
 ---