Adapt to containers, writing modes, and available space. Each lesson makes one concrete CSS decision and names its verification cost.
Lessons
- CSS media queries: change layout at a content failure point
- CSS container queries: adapt a component to its own space
- CSS logical properties: space content by reading direction
- CSS clamp for type: grow headings within readable bounds
- CSS @supports: layer a feature over a usable base
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Common Mistakes
- Do not carry a sample rule into production without checking its containing markup.
- Do not skip keyboard, zoom, or long-content checks when a visual result looks correct.