299306 2025-09-22 11:00:57 -0700 text-autospace: normal doesn't add whitespace between HTML elements 2025-12-04 23:51:10 -0800 1 1 1 Unclassified WebKit Layout and Rendering Safari 26 All All NEW InRadar P2 Normal --- 1 zacky webkit-unassigned 50167214 bfulgham koivisto ntim simon.fraser vitor.roriz webkit-bug-importer xfq.free zalan oldest_to_newest 2144920 0 zacky 2025-09-22 11:00:57 -0700 Given this HTML: ```html <p>学习<abbr>CSS</abbr></p> ``` And CSS: ```css p { text-autospace: normal; } ``` WebKit doesn't add whitespace between “学习” and “CSS”. Chromiums do add this. Here is the codepen for reproduce: https://codepen.io/marchbox/pen/zxrGrXY 2146894 1 webkit-bug-importer 2025-09-29 11:01:17 -0700 <rdar://problem/161583309> 2146895 2 webkit-bug-importer 2025-09-29 11:01:22 -0700 <rdar://problem/161583256> 2146909 3 simon.fraser 2025-09-29 11:22:30 -0700 <rdar://problem/161583309> 2163508 4 xfq.free 2025-12-04 22:55:34 -0800 See also https://github.com/w3c/line_paragraph_tests/issues/100 2163516 5 50167214 2025-12-04 23:51:10 -0800 If this issue is fixed, it should resolve many failed test cases in WPT. https://wpt.fyi/results/css/css-text/text-autospace?label=experimental&label=master&aligned WPT: https://wpt.live/css/css-text/text-autospace/text-autospace-elements-002.html