[css-color-5] Add the none keyword to light-dark() w3c/csswg-drafts@100146f

Author: triple-underscore

css-color5-ja.html

@@ -174,8 +174,8 @@
 ●●options
 
 spec_title:CSS Color Module Level 5
-spec_date:2026-03-23
-trans_update:2026-03-24
+spec_date:2026-03-24
+trans_update:2026-03-25
 source_checked:250423
 page_state_key:CSS
 original_url:https://drafts.csswg.org/css-color-5/
@@ -5964,7 +5964,7 @@ <h2 title="Reacting to the used color-scheme: the light-dark() Function">7. 使
 `light-dark-color@t
 	= light-dark(`color$t, `color$t)
 `light-dark-image@t
-	= light-dark(`image$t, `image$t)
+	= light-dark(`image$t | `none^v, `image$t | `none^v)
 </pre>
 
 <p>