Maintenance window banner
A top-of-page banner that announces a maintenance window — scheduled, in progress, or completed. role=alert while in progress so the change announces to assistive tech; role=status otherwise. Supports an affected-services line.
Production answer
Maintenance window banner is a reusable Oak Flats Muffler Men UI primitive with documented states, accessibility expectations, theme behavior, and implementation evidence.
Primary CTAReview Maintenance window banner states
Generative search brief
Maintenance window banner: A top-of-page banner that announces a maintenance window — scheduled, in progress, or completed. role=alert while in progress so the change announces to assistive tech; role=status otherwise. Supports an affected-services line.