diff --git a/layouts/partials/extended_footer.html b/layouts/partials/extended_footer.html
index 1ef9361..6b229af 100644
--- a/layouts/partials/extended_footer.html
+++ b/layouts/partials/extended_footer.html
@@ -2,3 +2,22 @@
 To add an extended footer section, please create
 `layouts/partials/extended_footer.html` in your Hugo directory.
 -->
+<div style="text-align:center;margin-top:10px;color:#939393;font-size:12px;">
+  {{ with site.Params.beian }}
+    {{/* 仅在存在 ICP 时显示 ICP 链接 */}}
+    {{ if .icp }}
+      <a href="{{ .icpLink }}" target="_blank" rel="noopener noreferrer nofollow" style="color:#939393;text-decoration:none;">
+        {{ .icp }}
+      </a>
+    {{ end }}
+
+    {{/* 仅当 police（公安备案文案）存在时才显示分隔符与公安备案链接 */}}
+    {{ if .police }}
+      {{ if .icp }}<span style="margin:0 8px;">|</span>{{ end }}
+      <a href="http://www.beian.gov.cn/portal/registerSystemInfo?recordcode={{ .policeCode }}" target="_blank" rel="noopener noreferrer nofollow" style="color:#939393;text-decoration:none;">
+        {{ if .policeIcon }}<img src="{{ .policeIcon }}" alt="公安备案图标" style="display:inline-block;margin-right:3px;vertical-align:middle;height:14px;">{{ end }}
+        {{ .police }}
+      </a>
+    {{ end }}
+  {{ end }}
+</div>