Center funds bar and stack USDT/USDC on two lines.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/styles/app.css

@@ -191,55 +191,67 @@ input {
   display: flex;
   flex-wrap: nowrap;
   gap: 0;
-  padding: 2px 0 4px;
+  padding: 4px 0 2px;
   overflow-x: auto;
   -webkit-overflow-scrolling: touch;
   scrollbar-width: thin;
+  align-items: stretch;
+  min-height: 56px;
 }
 
 .funds-item {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
   flex: 1 1 0;
   min-width: 72px;
-  padding: 4px 10px;
+  padding: 4px 8px;
   border-right: 1px solid var(--line);
+  text-align: center;
 }
 
 .funds-item:first-child {
-  padding-left: 0;
+  padding-left: 4px;
 }
 
 .funds-item:last-child {
   border-right: none;
-  padding-right: 0;
+  padding-right: 4px;
 }
 
 .funds-item--primary .funds-value {
   color: var(--accent);
+  font-size: 1.02rem;
+  font-weight: 700;
 }
 
 .funds-label {
-  font-size: 11px;
+  font-size: 0.72rem;
   color: var(--muted);
   line-height: 1.2;
-  margin-bottom: 2px;
+  margin-bottom: 6px;
   white-space: nowrap;
 }
 
 .funds-value {
-  font-size: 13px;
+  font-size: 0.95rem;
   font-weight: 600;
-  line-height: 1.25;
+  line-height: 1.3;
   white-space: nowrap;
+  color: var(--text);
 }
 
-.funds-item--money .funds-value {
-  font-size: 16px;
-  font-weight: 700;
-  letter-spacing: 0.01em;
+.funds-dual {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 2px;
 }
 
-.funds-item--money .funds-label {
-  font-size: 12px;
+.funds-value--sub {
+  font-size: 0.95rem;
+  font-weight: 600;
 }
 
 .funds-item--pnl .funds-value {