Manual launch
Use the support control at the lower-right edge and close it from the dialog header.
demo-site / vi
Online support integration test
A controlled host page for checking the embedded customer-service widget across desktop and mobile layouts.
Conversation continuity
Send a message, refresh this page, and inspect the restored conversation and draft state.
Responsive layout
Resize below 600px to check full-screen dialog behavior and bottom navigation clearance.
Runtime
The mobile navigation appears below 720px and occupies exactly 64px.