diff --git a/plugins/sentinel/dashboard.html b/plugins/sentinel/dashboard.html
index c51737b..fef3128 100644
--- a/plugins/sentinel/dashboard.html
+++ b/plugins/sentinel/dashboard.html
@@ -56,9 +56,10 @@
     .node-notes { font-size:.75rem; color:var(--text-dim); font-style:italic; margin-bottom:8px }
     /* 横版布局 — 左设备信息 | 右数据+图表同行 */
     #sentinel-grid.layout-row { display:flex;flex-direction:column;gap:12px }
-    #sentinel-grid.layout-row .node-card { display:grid;grid-template-columns:160px 1fr;gap:12px 16px;align-items:start }
+    #sentinel-grid.layout-row .node-card { display:grid;grid-template-columns:160px 1fr 140px;gap:12px 16px;align-items:start }
     #sentinel-grid.layout-row .col-left { min-width:0 }
     #sentinel-grid.layout-row .col-right-stack { display:flex;flex-direction:column;gap:12px;min-width:0 }
+    #sentinel-grid.layout-row .col-extra { display:flex;flex-direction:column;gap:8px;padding:0 8px }
     #sentinel-grid.layout-row .mtr-data .rlabel { font-size:.7rem;color:var(--text-dim);text-transform:uppercase;margin-right:6px }
     #sentinel-grid.layout-row .mtr-data .rval { font-weight:600 }
     #sentinel-grid.layout-row .mtr { display:flex;align-items:center;height:48px;padding:0 8px;margin-bottom:6px;position:relative }