R052: line-height below 1.5 on Arabic body text

Fonts without Arabic glyphs, letter-spacing that breaks joined letters, cramped line height, and Latin styling applied to Arabic.

The check

Id
R052
Category
Typography
Default severity
medium

What it looks for

line-height below 1.5 on Arabic body text

How to fix it

Give Arabic body text line-height: 1.6–1.9. Ascenders, descenders, and diacritics need more vertical room than Latin metrics assume.

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