[css-cascade] How do Cascade Layers interact with Shadow DOM · Issue #4984 · w3c/csswg-drafts (original) (raw)

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Description

This is in relation to #4470 custom-origin proposal (now in Cascade 5), and the Shadow DOM cascade rules. To quote the original transcript:

emilio: Shadow DOM introduces a stack of origins; introducing this naively makes it a matrix, which is harder.

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