diff --git a/plugins/sentinel/dashboard.html b/plugins/sentinel/dashboard.html
index fef3128..298bbb0 100644
--- a/plugins/sentinel/dashboard.html
+++ b/plugins/sentinel/dashboard.html
@@ -56,7 +56,7 @@
     .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 140px;gap:12px 16px;align-items:start }
+    #sentinel-grid.layout-row .node-card { display:grid;grid-template-columns:160px 1fr 1fr;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 }