enhance wompum grid layout; add aspect ratio support and improve height management

assets/scss/components/_wompum.scss

@@ -6,6 +6,13 @@
         & .wompum-grid,
         & .wompum-article-grid {
             gap: 2px;
+            height: 100%; // Fill container height
+            grid-template-rows: repeat(var(--grid-rows, 5), 1fr); // Default 5 rows
+        }
+
+        // When no height is set, use aspect ratio
+        &--aspect-ratio {
+            aspect-ratio: 3/1;
         }
 
         &--wide-gap .wompum-grid,
@@ -27,19 +34,15 @@
 
     &-cell {
         width: 100%;
+        height: 100%; // Ensure cells fill their grid areas
         transition: background-color 0.3s ease;
         background-color: var(--sand-500);
 
-        &--narrator {
-            min-height: 35px;
-        }
-
-        &--subject {
-            min-height: 40px;
-        }
-
+        // Remove fixed heights since we're using aspect ratio now
+        &--narrator,
+        &--subject,
         &--facilitator {
-            min-height: 35px;
+            min-height: unset;
         }
     }
 }