fix(frontend): sync persisted card rendering

assets/css/frontend/homepage-fixed/ajax-tab-error-state.css

@@ -61,10 +61,6 @@
     display: none;
   }
 
-  /* Card mode: 2 columns */
-  .aksrt-homepage__posts[data-view="card"] > .posts-item {
-    width: calc(50% - 16px);
-  }
 }
 
 /* ================================================================
@@ -102,7 +98,11 @@
     display: none;
   }
 
-  /* Card mode: 2 columns (match Zibll) */
+  /* Zibll keeps article cards in two columns throughout the mobile range. */
+  .aksrt-homepage__posts[data-view="card"] {
+    margin: -5px;
+  }
+
   .aksrt-homepage__posts[data-view="card"] > .posts-item {
     width: calc(50% - 10px);
     margin: 5px;
@@ -196,16 +196,6 @@
     font-size: 12px;
   }
 
-  /* Card mode: single column */
-  .aksrt-homepage__posts[data-view="card"] {
-    margin: 0;
-  }
-
-  .aksrt-homepage__posts[data-view="card"] > .posts-item {
-    width: 100%;
-    margin: 0 0 10px;
-  }
-
   /* Tab skeleton: adapt */
   .aksrt-homepage__tab-skeleton-thumb {
     width: 96px;