Fix: call generatePlan() from within updateAll() so referral plan preview populates on every change

index.html

@@ -1892,6 +1892,9 @@ function updateAll() {
   }
   document.getElementById('comparisonBody').innerHTML = cRows;
 
+  // Update the referral plan preview
+  generatePlan();
+
   const ctx3 = document.getElementById('compareChart').getContext('2d');
   const compareLabels = SCENARIOS.map(s => s.label.replace('$', '').replace('(', '').replace(')', ''));
   const compareData = SCENARIOS.map(s => Math.round(s.yr1 * mult * numPeople));