diff --git a/plugins/sentinel/dashboard.html b/plugins/sentinel/dashboard.html
index 1fc15be..9db1c60 100644
--- a/plugins/sentinel/dashboard.html
+++ b/plugins/sentinel/dashboard.html
@@ -102,12 +102,12 @@
       grid.innerHTML = '<div class="card" style="text-align:center;padding:24px;color:var(--text-dim)">加载中...</div>';
       if (_layoutMode === 'row') {
         grid.className = 'layout-row';
-        grid.style = '';
+        grid.style.cssText = 'display:flex;flex-direction:column;gap:12px';
         btn.textContent = '⊞ 网格';
         btn.className = 'btn btn-sm btn-filled';
       } else {
         grid.className = '';
-        grid.style = 'display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px';
+        grid.style.cssText = 'display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px';
         btn.textContent = '☷ 横版';
         btn.className = 'btn btn-sm btn-outlined';
       }