Fix leading page scroll preservation in continuous horizontal mode with RTL mode

CHANGELOG.md

@@ -35,6 +35,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 - (**Reader**) Fix "auto webtoon mode" detection for manga source languages other than english and the current selected language
 - (**Reader**) Fix the reader transition page previous chapter scanlator name showing the chapter name instead of the scanlator name
 - (**Reader**) Fix opening the previous/next chapter in the continuous horizontal mode with inverted reading direction
+- (**Reader**) Fix scroll preservation in continuous horizontal mode with righ to left reading direction
 - (**Manga**) Fix dynamic manga page color theme not getting reset after leaving the manga page
 
 ## [20251230.01] (r2937) - 2025-12-30

src/features/reader/viewer/hooks/useReaderPreserveScrollPosition.ts

@@ -208,7 +208,7 @@ const usePreserveOnLeadingPageRender = (scrollElementRef: RefObject<HTMLElement
                     return entry.target.offsetTop < top;
                 }
 
-                return Math.abs(entry.target.offsetLeft) < Math.abs(left);
+                return entry.target.offsetLeft < left;
             });
 
             const includesElementsBeforeScrollPosition = !!entriesBeforeScrollPosition.length;