Mermaid Diagram Visualizer

Quick Start: Identify diagram type (flowchart/sequence/state/class/ER/gantt/mindmap) → Define nodes with shapes → Connect with arrows → Wrap in ```mermaid fence. Default: top-to-bottom (TD), use flowchart over graph, Unicode supported.

Critical Syntax Rules

Rule 1: List Syntax Conflicts

❌ [1. Item]     → "Unsupported markdown: list"
✅ [1.Item]      → Remove space after period
✅ [① Item]      → Use circled numbers ①②③④⑤⑥⑦⑧⑨⑩
✅ [(1) Item]    → Use parentheses

Rule 2: Subgraph Naming

❌ subgraph AI Agent Core    → Space without quotes