[csswg-drafts] [css-2025][css-nesting-1] Add CSS Nesting 1 to Rough Interop (#12704)

SebastianZ has just created a new issue for https://github.com/w3c/csswg-drafts:

== [css-2025][css-nesting-1] Add CSS Nesting 1 to Rough Interop ==
Splitting the discussion from #9793 for adding [CSS Nesting 1](https://www.w3.org/TR/css-nesting-1/) to the Modules with Rough Interoperability section of the CSS Snapshot 2025.

Current status: WD (last published: 14 February 2023), ED from 4 December 2024
[WPT](https://wpt.fyi/results/css/css-nesting?label=master&label=stable&aligned): passing tests: Chrome: 133, Edge: 133, Firefox: 134, Safari: 132; [interop](https://wpt.fyi/results/css/css-nesting?label=master&label=stable&aligned&q=all(status%3Apass)): 130 / 135 (96.3%)
Current Snapshot section: -
Open issues: [on GitHub](https://github.com/w3c/csswg-drafts/issues?q=is%3Aopen+is%3Aissue+label%3Acss-nesting-1): 23, [in spec.](https://drafts.csswg.org/css-nesting-1/#issues-index): 2

Summary: Very high interoperability

Note: Part of [interop 2024](https://wpt.fyi/interop-2024)

Sebastian

Please view or discuss this issue at https://github.com/w3c/csswg-drafts/issues/12704 using your GitHub account


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Received on Monday, 1 September 2025 20:17:43 UTC