The real reason that fancy modern CSS is exciting is because of what we can now actually do in CSS. I remember one of my favorite dudes Hakim El Hattab made a thing called "Progress Nav" ten years ago. The idea is a Table of Contents component that could tell where you are scrolled in…

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Modern CSS now enables functionality that previously required JavaScript. Scroll spy effects can be achieved with just two lines using `scroll-target-group: auto` and `:target-current`. The `corner-shape: bevel` property enables sci-fi style angled corners. View Transitions can handle border-radius changes more elegantly by assigning separate `view-transition-name` values to parent and child elements. These new CSS primitives demonstrate how the language has evolved beyond styling to handle interactive behaviors natively.

Chris’ Corner: Two Liners