New CSS Class Prefix Selector Heads to Selectors Level 5 Spec
A proposed .prefix-* wildcard selector for CSS classes has been formally adopted into the Selectors Level 5 draft, offering a cleaner alternative to verbose substring attribute selectors.
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CSS Pseudo-Classes Are Quietly Replacing JavaScript Event Listeners
A deep dive from CSS-Tricks maps out how modern CSS pseudo-classes like :focus-visible, :has(), and :user-invalid now handle logic that used to require JavaScript, with new media element states on the way.