Issues

• Reject conflicting runtime manifests for an already-owned root

  breaking changeruntime
  master-co/css#464 · Filter by author 1aron opened on Sep 27, 2026

• Preserve nonce-authorized SSR styles during hydration and failed runtime delivery

  runtimeserver
  master-co/css#463 · Filter by author 1aron opened on Sep 27, 2026

• Preserve supported runtime rules when the browser rejects CSSOM nodes

  runtime
  master-co/css#462 · Filter by author 1aron opened on Sep 27, 2026

• Specify and prototype lossless CSS authoring roundtripping separately

  master-co/css#460 · Filter by author 1aron opened on Sep 27, 2026

• Add bounded semantic comparison for project styling changes

  master-co/css#459 · Filter by author 1aron opened on Sep 27, 2026

• Design and implement source-aware authoring edit previews

  master-co/css#458 · Filter by author 1aron opened on Sep 27, 2026

• Expose effective definition provenance through a public read-only report

  master-co/css#457 · Filter by author 1aron opened on Sep 27, 2026

• Stacked mode + breakpoint variants (e.g. @dark@sm) emit invalid media query: missing and between media features

  master-co/css#444 · Filter by author 0Miles opened on Aug 3, 2026