The visible area of a web page within the browser window, which varies by device and window size. Viewport dimensions determine breakpoint behavior and affect what's visible without scrolling. The viewport meta tag ensures proper scaling on mobile devices.

A CSS unit equal to 1% of the browser viewport width, enabling fluid sizing relative to screen width. Vw units are useful for responsive typography and full-width elements. Combine with max-width constraints for practical maximum sizes. See Relative, fixed, and viewport Sizing in Framer.

Conditional Visibility is a rule-based display setting that renders elements only when defined conditions are met, improving relevance and personalization.

Ascenders are upward strokes on lowercase letters that extend above the x-height and influence legibility and typographic rhythm.

Cap Height is a type metric describing the vertical height of capital letters, used to align and compare typefaces.