Can Stylus :extend reliably preserve selector order and pseudo-classes across versions?
Goal We need a repeatable development environment that guarantees deterministic CSS output when using Stylus’s :extend directive. The goal is to understand how selector ordering, mixin defaults, pseudo‑classes, and media queries interact across major Stylus releases (2.7.x vs. 3.0.x). Constraints & Uncertainty The current documentation does not specify w
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