Raise client layout version and add subscription form height cap

src/web/styles.css

@@ -1680,6 +1680,10 @@ p {
   justify-self: center;
 }
 
+.client-panel.has-subscription .client-form {
+  height: min(640px, calc(100vh - 120px));
+}
+
 .client-power-section p {
   color: var(--client-muted);
   font-size: 11px;
@@ -3288,6 +3292,7 @@ p {
   }
 
   .client-form {
+    height: auto;
     max-height: none;
     overflow-y: visible;
     overscroll-behavior: auto;