Improve visual layout by adjusting spacing and adding a top padding to the first category row

Adjusted main content padding on the home page from `pt-4` to `pt-0` and added `pt-4` conditionally to the first category row in `NetflixGrid` to refine vertical spacing.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 074b0e4c-6171-43bd-aa98-f9e04623ca14
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/8cc42625-c1f5-4e43-99bd-77f2c4dedee2/074b0e4c-6171-43bd-aa98-f9e04623ca14/iazasnP

client/src/components/netflix-grid.tsx

@@ -107,11 +107,12 @@ export default function NetflixGrid({ videos, isLoading }: NetflixGridProps) {
     <>
       <div>
         {categories.map((category, categoryIndex) => (
-          <CategoryRow
-            key={categoryIndex}
-            category={category}
-            onVideoClick={handleVideoClick}
-          />
+          <div key={categoryIndex} className={categoryIndex === 0 ? "pt-4" : ""}>
+            <CategoryRow
+              category={category}
+              onVideoClick={handleVideoClick}
+            />
+          </div>
         ))}
       </div>
 

client/src/pages/home.tsx

@@ -78,7 +78,7 @@ export default function Home() {
         currentView={viewMode}
       />
 
-      <main className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 pt-4 pb-8 relative">
+      <main className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 pt-0 pb-8 relative">
 
         
         {/* Trikotniki na robovih - ne prekrivajo video kartic */}