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client/src/pages/TutorialTasks.tsx

@@ -1,4 +1,4 @@
-import React, { useState, useEffect, useCallback, useRef } from 'react';
+import React, { useState, useEffect, useCallback, useRef, useLayoutEffect } from 'react';
 import { useNavigate } from 'react-router-dom';
 import { api } from '../services/api';
 import { 
@@ -184,7 +184,7 @@ const TutorialTasks: React.FC = () => {
   };
 
   // Initialize scroll preservation helper once
-  useEffect(() => {
+  useLayoutEffect(() => {
     withPreservedScroll.current = (fn: () => void) => {
       try {
         const y = window.scrollY;