diff --git a/src/layouts/PostLayout.astro b/src/layouts/PostLayout.astro
index b29ab9f..2c02478 100644
--- a/src/layouts/PostLayout.astro
+++ b/src/layouts/PostLayout.astro
@@ -17,23 +17,37 @@ const { title, description, ogImage, canonicalURL, pubDatetime, modDatetime } =
 
 const commentPath = Astro.url.pathname;
 
-const structuredData = { /* ...保持不变... */ };
+// 结构化数据（保持你原来的实现，此处仅作示例）
+const structuredData = {
+  "@context": "https://schema.org",
+  "@type": "Article",
+  headline: title,
+  description: description,
+  // ... 其他字段按你的原有逻辑填充
+};
 ---
 
 <Layout {title} {description} {ogImage} {canonicalURL}>
   <Fragment slot="head">
     <meta property="og:type" content="article" />
-    {pubDatetime && <meta property="article:published_time" content={pubDatetime.toISOString()} />}
-    {modDatetime && <meta property="article:modified_time" content={modDatetime.toISOString()} />}
+    {pubDatetime && (
+      <meta property="article:published_time" content={pubDatetime.toISOString()} />
+    )}
+    {modDatetime && (
+      <meta property="article:modified_time" content={modDatetime.toISOString()} />
+    )}
     <script type="application/ld+json" is:inline set:html={JSON.stringify(structuredData)} />
   </Fragment>
 
+  <!-- 文章主体内容（来自各个 Markdown 文件中的内容） -->
   <slot />
-</Layout>
 
-<!-- 评论区放在 Layout 外面，自然位于 Footer 之上（只要 Layout 外没有固定定位） -->
-{commentPath.startsWith("/posts/") && (
-  <div class="mx-auto max-w-2xl px-4 sm:px-6">
-    <TwikooComments envId="http://47.108.235.131:40063/" path={commentPath} />
-  </div>
-)}
+  <!-- 仅在文章页面显示评论区，并通过插槽放到 footer 之前 -->
+  {commentPath.startsWith("/posts/") && (
+    <Fragment slot="after-content">
+      <div class="mx-auto max-w-2xl px-4 sm:px-6">
+        <TwikooComments envId="http://47.108.235.131:40063/" path={commentPath} />
+      </div>
+    </Fragment>
+  )}
+</Layout>