diff --git a/app/mobile/engagement/page.tsx b/app/mobile/engagement/page.tsx
index 80c7093..4170f0c 100644
--- a/app/mobile/engagement/page.tsx
+++ b/app/mobile/engagement/page.tsx
@@ -205,12 +205,24 @@ export default function MobileEngagementPage() {
     if (!raw) { restoredScrollRef.current = true; return; }
     try {
       const { main: mainTop, win: winTop } = JSON.parse(raw) as { main: number; win: number };
-      // Defer one frame so layout has settled with the new rows in place.
-      requestAnimationFrame(() => {
+      // Retry across frames until document height supports the target scroll;
+      // initial render may compute heights lazily and clamp scrollTo to a small
+      // maxScroll. Cap attempts so we never loop forever.
+      let attempts = 0;
+      const tryRestore = () => {
         const main = document.querySelector('main');
         if (main && mainTop) main.scrollTop = mainTop;
         if (winTop) window.scrollTo(0, winTop);
-      });
+        const winNow  = window.scrollY;
+        const mainNow = main?.scrollTop ?? 0;
+        const winOk   = !winTop  || Math.abs(winNow  - winTop)  <= 4;
+        const mainOk  = !mainTop || Math.abs(mainNow - mainTop) <= 4;
+        if ((!winOk || !mainOk) && attempts < 30) {
+          attempts++;
+          requestAnimationFrame(tryRestore);
+        }
+      };
+      requestAnimationFrame(tryRestore);
     } catch {
       /* corrupt entry — ignore */
     }