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flowchart TB
    A["Platform<br/>components"] --> B["CloudEvents<br/>envelope"]
    B --> C["Event log"]
    B --> D["Decision<br/>ledger"]
    B --> E["Run records"]
    C --> F["Collector"]
    D --> F
    E --> F
    F --> G["Cold store"]
    G --> H["PowerBI<br/>views"]
    H --> I["Live ops<br/>dashboard"]
classDef accent fill:#1B1B1B,color:#fff,stroke:#D6002A,stroke-width:2px
classDef supporting fill:#fff,color:#1B1B1B,stroke:#D6002A,stroke-width:1px
class B,F,G,H,I accent
class A,C,D,E supporting