- Added built‑in gradient support, new background‑clip utilities, and renamed gap utilities (gap‑x / gap‑y) with deprecation warnings.
- Introduced plugin API improvements (full config access, colors as closures) and new utilities such as contents, divide‑border‑style, and default letter‑spacing per font size.
- Experimental opt‑in features include @apply with variants, a new uniform color palette, extended spacing and font‑size scales, and default line‑height per font size (breaking change).

