Improve server picker scrolling and subscription input layout

src/web/styles/features/subscription.css

@@ -328,7 +328,7 @@
 }
 
 .client-subscription-sheet > .client-profile-add {
-  margin-top: 8px;
+  margin-top: 10px;
   animation: client-profile-add-open 420ms cubic-bezier(0.16, 1, 0.3, 1) both;
 }
 
@@ -389,23 +389,13 @@
 
 .client-profile-add {
   display: grid;
-  gap: 10px;
-  padding: 10px 0 4px;
-}
-
-.client-profile-add label {
-  display: grid;
-  gap: 6px;
-  color: var(--client-muted);
-  font-size: 8px;
-  font-weight: 700;
-  letter-spacing: 0.08em;
-  text-transform: uppercase;
+  gap: 8px;
+  padding: 0 0 4px;
 }
 
 .client-profile-add input {
   min-width: 0;
-  height: 40px;
+  height: 36px;
   padding: 0 2px;
   border: 0;
   border-bottom: 1px solid color-mix(in oklch, var(--client-border) 72%, transparent);