Add desktop tables inspector

src/RolemasterDb.App/wwwroot/app.css

@@ -1146,7 +1146,7 @@ pre,
 
 .tables-reference-layout {
     display: grid;
-    grid-template-columns: minmax(17rem, 20rem) minmax(0, 1fr);
+    grid-template-columns: minmax(17rem, 20rem) minmax(0, 1fr) minmax(19rem, 24rem);
     gap: 1rem;
     align-items: start;
 }
@@ -1341,6 +1341,35 @@ pre,
     min-width: 0;
 }
 
+.tables-reference-inspector-shell {
+    position: sticky;
+    top: calc(var(--shell-header-height) + 1rem);
+}
+
+.tables-inspector {
+    display: grid;
+    gap: 0.85rem;
+}
+
+.tables-inspector-empty {
+    margin: 0;
+    color: var(--ink-soft);
+}
+
+.tables-inspector-summary {
+    display: grid;
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+    gap: 0.75rem;
+}
+
+.tables-inspector-kicker {
+    margin: 0 0 0.2rem;
+    color: var(--ink-soft);
+    font-size: 0.76rem;
+    letter-spacing: 0.08em;
+    text-transform: uppercase;
+}
+
 .table-shell {
     border-radius: 20px;
     padding: 1.2rem;
@@ -1450,6 +1479,10 @@ pre,
     .tables-reference-rail {
         position: static;
     }
+
+    .tables-reference-inspector-shell {
+        display: none;
+    }
 }
 
 .table-shell .table-scroll {