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flowchart LR
    subgraph IN ["6 weighted inputs"]
        direction TB
        A["Policy\nconformance"]
        B["Validation"]
        C["Freshness"]
        D["Source\nprovenance"]
        E["History"]
        F["NFRs"]
    end
    IN --> G["Weighted sum\n→ Confidence score"]
    G --> H{"Threshold\ngate"}
    H -->|Meets threshold| I["Proceed"]
    H -->|Below threshold| J["Halt +\nexplainable reason"]
    H -->|Critical finding| J
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classDef supporting fill:#fff,color:#1B1B1B,stroke:#D6002A,stroke-width:1px
class G,H,J accent