Equalize strategy and position panel heights without clipping.

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

frontend/src/styles/app.css

@@ -1086,7 +1086,7 @@ input {
   }
 }
 
-/* 计划页：上排策略|持仓；窄窗允许内容撑开，避免持仓被裁切 */
+/* 计划页：上排策略|持仓等高（取两边较高）；内容溢出时卡片内滚动 */
 .plan-shell {
   --plan-cols: minmax(0, 1fr) minmax(0, 1.15fr);
   --plan-gap: 12px;
@@ -1109,7 +1109,12 @@ input {
 }
 
 .plan-board {
-  align-items: start;
+  align-items: stretch;
+}
+
+.plan-board > * {
+  min-width: 0;
+  min-height: 0;
 }
 
 .plan-panel-title {
@@ -1117,23 +1122,28 @@ input {
   font-size: 14px;
   font-weight: 600;
   color: var(--muted);
+  flex: 0 0 auto;
 }
 
 .plan-strategy {
   display: flex;
   flex-direction: column;
+  height: 100%;
   min-height: 0;
   min-width: 0;
   width: 100%;
   box-sizing: border-box;
-  overflow: visible;
+  overflow: hidden;
 }
 
 .plan-metrics {
   display: flex;
   flex-direction: column;
+  flex: 1 1 auto;
   min-height: 0;
   min-width: 0;
+  overflow-x: hidden;
+  overflow-y: auto;
 }
 
 .plan-metrics .kv {
@@ -1145,6 +1155,7 @@ input {
   display: flex;
   flex-direction: column;
   gap: var(--plan-gap);
+  height: 100%;
   min-height: 0;
   min-width: 0;
   width: 100%;
@@ -1152,13 +1163,21 @@ input {
 
 .plan-positions .pos-card,
 .plan-positions .pos-empty {
-  flex: 0 0 auto;
+  flex: 1 1 0;
   display: flex;
   flex-direction: column;
+  justify-content: center;
   min-height: 0;
   min-width: 0;
   width: 100%;
   box-sizing: border-box;
+  overflow: hidden;
+}
+
+.plan-positions .pos-card {
+  justify-content: flex-start;
+  overflow-x: hidden;
+  overflow-y: auto;
 }
 
 .pos-countdown {
@@ -1185,9 +1204,23 @@ input {
     --plan-cols: minmax(0, 1fr);
   }
 
+  .plan-board {
+    align-items: start;
+  }
+
+  .plan-strategy,
+  .plan-positions {
+    height: auto;
+  }
+
+  .plan-metrics {
+    overflow: visible;
+  }
+
   .plan-positions .pos-card,
   .plan-positions .pos-empty {
     flex: 0 0 auto;
+    overflow: visible;
   }
 
   /* 合约名与倒计时上下排，避免长 inst_id 被挤成竖排 */
@@ -1628,7 +1661,6 @@ input {
   border-radius: 10px;
   padding: 12px 14px;
   min-width: 0;
-  overflow: visible;
   box-sizing: border-box;
 }