%% Node Naming Conventions - D&D Theme
%% Related: ADR-0037

flowchart TB
    subgraph Cluster["Homelab Kubernetes Cluster (14 nodes)"]
        subgraph ControlPlane["👑 Control Plane (Companions of the Hall)"]
            Bruenor["bruenor<br/>Intel N100<br/><i>Dwarf King</i>"]
            Catti["catti<br/>Intel N100<br/><i>Catti-brie</i>"]
            Storm["storm<br/>Intel N100<br/><i>Storm Silverhand</i>"]
        end

        subgraph Wizards["🧙 Wizards (GPU Spellcasters)"]
            Khelben["khelben<br/>Radeon 8060S 64GB<br/><i>The Blackstaff</i>"]
            Elminster["elminster<br/>RTX 2070 8GB<br/><i>Sage of Shadowdale</i>"]
            Drizzt["drizzt<br/>Radeon 680M<br/><i>Ranger-Mage</i>"]
            Danilo["danilo<br/>Intel Arc A770<br/><i>Bard-Wizard</i>"]
            Regis["regis<br/>NVIDIA GPU<br/><i>Halfling Spellthief</i>"]
        end

        subgraph Rogues["🗡️ Rogues (ARM64 Edge Nodes)"]
            Durnan["durnan<br/>Pi 4 8GB<br/><i>Yawning Portal</i>"]
            Elaith["elaith<br/>Pi 4 8GB<br/><i>The Serpent</i>"]
            Jarlaxle["jarlaxle<br/>Pi 4 8GB<br/><i>Bregan D'aerthe</i>"]
            Mirt["mirt<br/>Pi 4 8GB<br/><i>Old Wolf</i>"]
            Volo["volo<br/>Pi 4 8GB<br/><i>Famous Author</i>"]
        end

        subgraph Fighters["⚔️ Fighters (x86 CPU Workers)"]
            Wulfgar["wulfgar<br/>Intel x86_64<br/><i>Barbarian of Icewind Dale</i>"]
        end
    end

    subgraph Infrastructure["🏰 Locations (Off-Cluster Infrastructure)"]
        Candlekeep["📚 candlekeep<br/>QNAP NAS<br/>nfs-slow<br/><i>Library Fortress</i>"]
        Gravenhollow["🪨 gravenhollow<br/>TrueNAS Scale (SSD)<br/>nfs-fast · 12.2 TB<br/><i>Living Memory</i>"]
        Waterdeep["🏙️ waterdeep<br/>Mac Mini<br/>Dev Workstation<br/><i>City of Splendors</i>"]
    end

    subgraph Workloads["Workload Routing"]
        AI["AI/ML Inference"] --> Wizards
        Edge["Edge Services"] --> Rogues
        Compute["General Compute"] --> Fighters
        Storage["Storage I/O"] --> Infrastructure
    end

    ControlPlane -.->|"etcd"| ControlPlane
    Wizards -.->|"Fast Storage"| Gravenhollow
    Wizards -.->|"Backups"| Candlekeep
    Rogues -.->|"NFS Mounts"| Candlekeep
    Fighters -.->|"NFS Mounts"| Candlekeep

    classDef control fill:#2563eb,stroke:#1d4ed8,color:#fff
    classDef wizard fill:#7c3aed,stroke:#5b21b6,color:#fff
    classDef rogue fill:#059669,stroke:#047857,color:#fff
    classDef fighter fill:#dc2626,stroke:#b91c1c,color:#fff
    classDef location fill:#d97706,stroke:#b45309,color:#fff
    classDef workload fill:#4b5563,stroke:#374151,color:#fff

    class Bruenor,Catti,Storm control
    class Khelben,Elminster,Drizzt,Danilo,Regis wizard
    class Durnan,Elaith,Jarlaxle,Mirt,Volo rogue
    class Wulfgar fighter
    class Candlekeep,Gravenhollow,Waterdeep location
    class AI,Edge,Compute,Storage workload