Improve task display and data loading logic

Adjust CSS to prevent horizontal scrolling issues, simplify task data fetching by enabling it when a user is logged in, and add critical responsive utility classes to Tailwind CSS configuration for the Tasks module.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 95e8aab4-f39f-4b48-aa57-a759ec15ba3d
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/1957c339-2757-4d1f-8e92-e9f71a1ce58e/95e8aab4-f39f-4b48-aa57-a759ec15ba3d/0iFumsU

client/src/index.css

@@ -62,13 +62,11 @@
   
   html, body {
     @apply font-sans antialiased bg-surface text-foreground;
-    overflow-x: hidden !important;
     max-width: 100vw;
     height: 100%;
   }
   
   #root {
-    overflow-x: hidden !important;
     max-width: 100vw;
     height: 100%;
   }