workspace {

    model {
        user = person "Sales Rep / Customer" {
            description "Places orders using the company's web or mobile portal"
        }

        group "Internal Systems" {

            webApp = softwareSystem "Order Placement Portal" {
                description "Used by customers and sales reps to place orders"
            }

            eventRouter = softwareSystem "Event Routing System" {
                description "Queues and routes order events between systems"
            }

            erp = softwareSystem "ERP System" {
                description "Handles pricing, inventory, invoicing, and tax logic"
            }

            wms = softwareSystem "Warehouse Management System (WMS)" {
                description "Handles stock allocation and warehouse fulfillment"
            }

            logistics = softwareSystem "3PL: Logistics Provider Integration" {
                description "Manages delivery and tracking updates via third-party APIs"
            }

            payment = softwareSystem "Payment Processing System" {
                description "Processes payments and sends confirmations"
            }

            loyalty = softwareSystem "Loyalty System" {
                description "Applies points or rewards to orders"
            }

            promotions = softwareSystem "Promotions Engine" {
                description "Applies eligible discounts to incoming orders"
            }
        }

        // Relationships
        user -> webApp "Places orders via"
        webApp -> eventRouter "Sends order requests to"
        eventRouter -> erp "Processes order data"
        eventRouter -> loyalty "Sends order events to"
        eventRouter -> promotions "Routes to for discount validation"
        erp -> wms "Triggers stock allocation"
        wms -> logistics "Sends delivery details to"
        logistics -> erp "Updates delivery status via API"
        webApp -> payment "Handles payment through"
        payment -> erp "Updates payment status"
    }

    views {
        systemLandscape pepsicoLandscape {
            include *
            autolayout lr
            title "Hypothetical Order Management Architecture"
        }

        styles {
            element "SoftwareSystem" {
                background "#1a73e8"
                color "#ffffff"
                shape RoundedBox
            }

            element "Person" {
                background "#fbbc04"
                color "#000000"
                shape Person
            }

            relationship "default" {
                thickness 2
                color "#888888"
            }
        }
    }
}