style: make genre cards wider and increase icon spacing

- Change genre grid from 5 to 4 columns to make cards wider
- Increase icon gap inside cards to 1.5rem for more spacing

Author: devanshi14malhotra

frontend/css/style.css

@@ -1779,7 +1779,7 @@ main {
 /* ===== GENRE SECTION STYLES ===== */
 .genre-grid {
     display: grid;
-    grid-template-columns: repeat(5, 1fr);
+    grid-template-columns: repeat(4, 1fr);
     gap: 1.5rem;
     padding: 2rem 1rem;
     width: 100%;
@@ -1808,7 +1808,7 @@ main {
     position: relative;
     overflow: hidden;
     border: 1px solid rgba(0, 0, 0, 0.1);
-    gap: 1.25rem;
+    gap: 1.5rem;
 }
 
 /* Remove gold lines for cleaner small look */
@@ -4689,3 +4689,4 @@ body.night-mode .tooltip-author {
 }
 
 
+