总览：平仓按钮移到操作列，表格居中。

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

static/hub.css

@@ -207,7 +207,6 @@ button, .btn {
   cursor: not-allowed;
   filter: none;
 }
-.pos-brief-main { min-width: 0; }
 .panel {
   background: var(--panel);
   border: 1px solid var(--line);
@@ -227,7 +226,9 @@ button, .btn {
 .inst-row { margin: 10px 0; border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; }
 .overview-table-wrap {
   overflow-x: auto;
-  margin-top: 12px;
+  margin: 12px auto 0;
+  width: fit-content;
+  max-width: 100%;
   border: 1px solid var(--line);
   border-radius: var(--radius);
   background: var(--panel);
@@ -235,9 +236,17 @@ button, .btn {
   backdrop-filter: blur(10px);
 }
 .overview-table {
-  width: 100%;
+  width: auto;
+  min-width: 720px;
   border-collapse: collapse;
   font-size: 0.88rem;
+  margin: 0 auto;
+}
+body.page-dashboard #overview-status {
+  text-align: center;
+}
+body.page-dashboard .page-head {
+  justify-content: center;
 }
 .overview-table th,
 .overview-table td {
@@ -266,10 +275,6 @@ button, .btn {
 }
 .pos-brief li {
   margin: 2px 0;
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  gap: 8px;
 }
 .card-grid {
   display: grid;