digraph system_overview {
    rankdir=TB
    compound=true
    fontname="Helvetica"
    node [fontname="Helvetica" fontsize=11 style=filled]
    edge [fontname="Helvetica" fontsize=9]

    label="Soleprint — System Overview"
    labelloc=t
    fontsize=14

    // Core
    subgraph cluster_core {
        label="Soleprint Hub"
        style=dashed
        class="accent"

        hub [label="soleprint\ncore coordinator\nport 12000" shape=box]
    }

    // Artery
    subgraph cluster_artery {
        label="Artery — Todo lo vital"
        style=dashed
        class="artery"

        veins [label="Veins\nstateless connectors"]
        shunts [label="Shunts\nmock connectors"]
        pulses [label="Pulses\ncomposed flows"]
    }

    // Atlas
    subgraph cluster_atlas {
        label="Atlas — Documentacion accionable"
        style=dashed
        class="atlas"

        books [label="Books\ndocumentation"]
        templates [label="Templates\npatterns"]
    }

    // Station
    subgraph cluster_station {
        label="Station — Centro de control"
        style=dashed
        class="station"

        tools [label="Tools\ntester · datagen · modelgen"]
        monitors [label="Monitors\ndatabrowse"]
    }

    // External
    subgraph cluster_external {
        label="External APIs"
        style=dashed

        jira [label="Jira"]
        google [label="Google"]
        slack [label="Slack"]
    }

    // Managed app
    subgraph cluster_managed {
        label="Managed App"
        style=dashed

        app_fe [label="Frontend"]
        app_be [label="Backend"]
        app_db [label="Database" shape=cylinder]
    }

    // Connections
    hub -> veins [class="artery" label="routes"]
    hub -> books [class="atlas" label="routes"]
    hub -> tools [class="station" label="routes"]

    veins -> jira [label="API"]
    veins -> google [label="OAuth"]
    veins -> slack [label="API"]
    veins -> pulses [label="compose"]

    tools -> app_be [label="test" style=dashed]
    monitors -> app_db [label="browse" style=dashed]

    // Sidebar injection
    hub -> app_fe [class="accent" label="sidebar\ninjection" style=dashed]
}