总览表格单元格文字居中，恢复原先铺满样式。

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

static/hub.css

@@ -226,9 +226,7 @@ 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: 12px auto 0;
-  width: fit-content;
-  max-width: 100%;
+  margin-top: 12px;
   border: 1px solid var(--line);
   border-radius: var(--radius);
   background: var(--panel);
@@ -236,24 +234,16 @@ button, .btn {
   backdrop-filter: blur(10px);
 }
 .overview-table {
-  width: auto;
-  min-width: 720px;
+  width: 100%;
   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 {
   padding: 10px 12px;
   border-bottom: 1px solid rgba(56, 189, 248, 0.12);
-  text-align: left;
-  vertical-align: top;
+  text-align: center;
+  vertical-align: middle;
 }
 .overview-table th {
   color: var(--accent-2);
@@ -265,11 +255,12 @@ body.page-dashboard .page-head {
 .overview-table tr:last-child td { border-bottom: 0; }
 .overview-table .status-on { color: var(--ok); }
 .overview-table .status-off { color: var(--bad); }
-.overview-actions { display: flex; gap: 8px; flex-wrap: wrap; }
+.overview-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
 .overview-actions .btn { margin-top: 0; }
 .pos-brief {
   margin: 0;
-  padding-left: 1.1em;
+  padding-left: 0;
+  list-style-position: inside;
   color: var(--muted);
   font-size: 0.8rem;
 }