Update style.css

style.css

@@ -1,2 +1,21 @@
-.d-none { display: none !important; }
-.spinner { opacity: 0.5; pointer-events: none; }
+body {
+  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
+}
+
+.d-none { 
+  display: none !important; 
+}
+
+/* Force uppercase on manual STG input visual */
+#f_stgManual {
+  text-transform: uppercase;
+}
+
+/* Make table rows feel clickable where appropriate */
+#dataTable tbody tr {
+  transition: background-color 0.2s ease;
+}
+
+.card-header {
+  border-bottom: 2px solid #ffc107;
+}