Show open-capacity labels, enlarge funds, move rules; WeCom on short funds.

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

frontend/src/styles/app.css

@@ -232,6 +232,16 @@ input {
   white-space: nowrap;
 }
 
+.funds-item--money .funds-value {
+  font-size: 16px;
+  font-weight: 700;
+  letter-spacing: 0.01em;
+}
+
+.funds-item--money .funds-label {
+  font-size: 12px;
+}
+
 .funds-item--pnl .funds-value {
   font-variant-numeric: tabular-nums;
 }
@@ -271,6 +281,55 @@ input {
   color: var(--muted);
 }
 
+.plan-rules-fold {
+  margin: 0 0 10px;
+}
+
+.plan-rules-fold details {
+  border: 1px solid var(--line);
+  border-radius: 8px;
+  background: var(--bg-panel);
+  padding: 8px 12px;
+}
+
+.plan-rules-fold summary {
+  cursor: pointer;
+  color: var(--muted);
+  font-size: 13px;
+  user-select: none;
+}
+
+.plan-rules-fold summary:hover {
+  color: var(--text);
+}
+
+.plan-rules-body {
+  margin: 8px 0 0;
+  line-height: 1.45;
+}
+
+.open-cap-row {
+  display: inline-flex;
+  flex-wrap: wrap;
+  align-items: center;
+  gap: 6px;
+  font-weight: 700;
+  font-size: 14px;
+}
+
+.open-cap-sep {
+  color: var(--muted);
+  font-weight: 500;
+}
+
+.open-cap-ok {
+  color: #0ecb81;
+}
+
+.open-cap-bad {
+  color: #f6465d;
+}
+
 .topnav {
   display: none;
 }