%% Real-time personalisation reference architecture
%% Reference architecture: a reusable pattern, not a live client integration
flowchart TB
  subgraph z0["Visitor's browser or device"]
    web["Website<br/>Salesforce Interactions SDK"]
    app["Mobile app<br/>Mobile SDK"]
    webx["Web and app experiences<br/>content zones, screens"]
  end
  subgraph z1["Salesforce Data 360 and Personalization"]
    rt["Real-time layer<br/>real-time data graphs"]
    batch["Standard data path<br/>streams, DLOs, DMOs"]
    decide["Salesforce Personalization<br/>Personalization Points"]
    items["Item Data Graph<br/>catalogue and content"]
    consent["Consent store<br/>consent DMOs in Data 360"]
  end
  srv["Server-side events<br/>server-to-server ingestion"]
  crm["CRM and commerce data<br/>zero-cost connectors"]
  email["Email<br/>Marketing Cloud"]
  exp["Experiments and holdouts<br/>A/B and multivariate"]
  bi["Analytics<br/>lift reporting"]
  web -->|"consented events"| rt
  app -->|"app events"| rt
  srv -->|"server events"| rt
  crm -->|"profile and orders"| batch
  batch -.->|"harmonised attributes"| rt
  rt -->|"profile at request time"| decide
  items -->|"catalogue"| decide
  decide -->|"decision response"| webx
  decide -->|"send-time or batch"| email
  consent -->|"consent at send"| email
  webx -->|"exposures"| exp
  email -->|"engagement"| exp
  exp -->|"results"| bi
  webx -.->|"clicks and views"| rt
  classDef salesforce stroke:#125BD8,fill:#e8f0fd
  class crm salesforce
  classDef data stroke:#2f8a3a,fill:#e9f6ea
  class rt,batch,items,exp,bi data
  classDef engagement stroke:#5747AF,fill:#efedfa
  class email engagement
  classDef ai stroke:#5747AF,fill:#f6f4fd
  class decide ai
  classDef integration stroke:#334155,fill:#eef2f6
  class srv integration
  classDef security stroke:#1f2937,fill:#f3f4f6
  class consent security
  classDef channel stroke:#2f8a3a,fill:#ffffff
  class web,app,webx channel