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flowchart TD
    subgraph R1 [" "]
        direction LR
        A["Consumer<br/>contract"] --> B["Validate<br/>contract"] --> C["Resolve to<br/>target stack"] --> D["Security<br/>checks"] --> E["Infrastructure<br/>plan"]
    end
    subgraph R2 [" "]
        direction LR
        F["Policy<br/>checks"] --> G["Confidence<br/>signal"] --> H["Evidence<br/>event"] --> I["Infrastructure<br/>apply"]
    end
    E --> F
classDef accent fill:#1B1B1B,color:#fff,stroke:#D6002A,stroke-width:2px
classDef supporting fill:#fff,color:#1B1B1B,stroke:#D6002A,stroke-width:1px
class C,D,E,G,H accent