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Component Lab / feedback-overlays / comet-toast-stack

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Comet toast stack

A compact feedback stack that demonstrates timed notifications without sacrificing control. Toasts arrive with bounded comet tails, expose individual dismiss buttons, and pause their progress indicator whenever a user hovers or focuses them.

Lab tested Responsive Dark mode Interactive
Version
1.0.0
Updated
2026-08-02
Dependencies
Zero
Preparing the interactive workbench…

Implementation field notes

Use comet toast stack confidently.

The preview and source are only the starting point. Use these notes to decide where the component fits, preserve its accessibility contract, and verify the adapted result.

Good fit for

  • Save confirmations
  • Sync status
  • Background task feedback

This toasts pattern works best when its purpose is clear in the surrounding page hierarchy.

Accessibility contract

  • The stack is a polite live region.
  • Every toast provides a named dismiss button.
  • Hover and focus pause the visual timeout indicator.

Integration plan

  1. Copy the standalone HTML and scoped CSS into an isolated page.
  2. Adapt comet color, success color, warning color, surface color through the Inspector.
  3. Connect the defensive JavaScript, then test every control with a keyboard.
  4. Review the result at 375, 768, 1024, and 1440 pixels before shipping.

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