graph LR
    A[카카오톡 채널<br/>메시지 발송] --> B[열람률<br/>75%+]
    A --> C[구매전환율<br/>40%]
    A --> D[발송당일<br/>매출 2.4배]

    style A fill:#FEE500,stroke:#F9E000,color:#000
    style B fill:#4CAF50,stroke:#388E3C,color:#fff
    style C fill:#4CAF50,stroke:#388E3C,color:#fff
    style D fill:#4CAF50,stroke:#388E3C,color:#fff