feat(orders): 号主可从自己的列表隐藏已结束订单

只写入隐藏时间，订单和款项仍保留给租客与后台。详情按钮固定对齐，删除跟在后面。

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

frontend/src/features/orders/views/OrdersView.css

@@ -467,18 +467,31 @@
   font-weight: 600;
 }
 
-/* 操作区按钮 */
+/* 操作区：详情固定在左侧对齐，删除或去支付跟在后面 */
 .action-buttons {
   display: flex;
   align-items: center;
-  gap: 8px;
+  justify-content: flex-start;
+  gap: 10px;
 }
 
-.action-buttons :deep(.el-button) {
+.action-buttons :deep(.el-button:not(.is-link)) {
   font-weight: 700;
   padding: 7px 16px;
 }
 
+.action-buttons :deep(.el-button:first-child:not(.is-link)) {
+  flex: 0 0 72px;
+  padding: 7px 0;
+}
+
+.action-buttons :deep(.el-button.is-link) {
+  flex: 0 0 auto;
+  height: auto;
+  padding: 0;
+  font-weight: 600;
+}
+
 .muted {
   color: #94a3b8;
   font-size: 13px;