| Agent Logo (Light Mode) | Header/brand logo used when the interface theme is light. |
| Agent Logo (Dark Mode) | Header/brand logo used when the interface theme is dark. |
| Logo Ratio Guidance | UI guidance recommends a wide logo ratio (for example 4:1) for optimal header rendering. |
| Logo File Types | Upload supports common image formats (PNG, JPG, JPEG, WEBP). |
| Agent Avatar | Square avatar displayed for agent-side chat messages and profile visuals. |
| User Avatar | Square avatar displayed for user-side chat messages in preview and widget UI. |
| Avatar Ratio Guidance | UI guidance recommends square ratio (for example 1:1) to avoid distortion. |