UB CSS

Overview

Apply modern CSS platform features with predictable cascade control, token-driven styling, and progressive enhancement. Treat design tokens as a system contract, keep selectors and specificity maintainable, and prefer native CSS features over legacy Sass-era workarounds.

Load References On Demand

• Read ../ub-authoring/references/authoring-conventions.md when adjusting routing guidance or cross-skill authoring conventions.
• Read references/modern-css-source.md for copy-ready patterns and framework bridges (Vue/Nuxt/Quasar/Tailwind).
• Read references/browser-support-baseline.md when deciding fallback policy or feature gating.

When Not To Use