diff --git a/assets/css/routes/user-home.css b/assets/css/routes/user-home.css
index 87e10e4b..fcd87113 100644
--- a/assets/css/routes/user-home.css
+++ b/assets/css/routes/user-home.css
@@ -411,14 +411,20 @@
   box-shadow: none;
 }
 
-/* 宽屏双列：无侧边栏全文宽时文章卡片并排两列，同 zibll site-layout-1 */
+/* 宽屏双列：无侧边栏全文宽时文章卡片并排两列，视觉同 zibll site-layout-1
+ * （zibll 用 inline-flex+calc(50%)，对标记空白敏感，此处用等几何的 grid） */
 @media (min-width: 992px) {
-  .aksrt-user-home #panel-posts .aksrt-user-home__post-list .posts-item {
-    display: inline-flex;
-    width: calc(50% - 16px);
-    margin: 8px;
-    border-radius: var(--main-radius, 8px);
-    vertical-align: top;
+  .aksrt-user-home #panel-posts .aksrt-user-home__post-list {
+    display: grid;
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+    gap: 16px;
+    align-items: start;
+    margin-right: 0;
+    margin-left: 0;
+  }
+
+  .aksrt-user-home #panel-posts .aksrt-user-home__post-list > .posts-item {
+    margin: 0 !important; /* 抵消 vendored .posts-row > * 的 8px !important 边距 */
   }
 }
 
diff --git a/tests/widget-system/post-visual-contract.test.cjs b/tests/widget-system/post-visual-contract.test.cjs
index 7aab439e..3b4c3a93 100644
--- a/tests/widget-system/post-visual-contract.test.cjs
+++ b/tests/widget-system/post-visual-contract.test.cjs
@@ -322,7 +322,8 @@ test('profile routes load versioned leaf styles and keep dialogs hidden initiall
   assert.match(userCenterJs, /function closeModal\(m\)[\s\S]*?m\.hidden = true;/);
   assert.match(userHomeCss, /\.aksrt-profile-details-modal\[hidden\]\s*\{\s*display:\s*none\s*!important;\s*\}/);
   assert.match(userHomeCss, /\.aksrt-user-home #panel-posts \.aksrt-user-home__post-list \.posts-item\s*\{[^}]*background:\s*transparent;[^}]*box-shadow:\s*none;/);
-  assert.match(userHomeCss, /@media \(min-width: 992px\)\s*\{[\s\S]*?\.aksrt-user-home #panel-posts \.aksrt-user-home__post-list \.posts-item\s*\{[^}]*display:\s*inline-flex;[^}]*width:\s*calc\(50% - 16px\);[^}]*vertical-align:\s*top;/);
+  assert.match(userHomeCss, /@media \(min-width: 992px\)\s*\{[\s\S]*?\.aksrt-user-home #panel-posts \.aksrt-user-home__post-list\s*\{[^}]*display:\s*grid;[^}]*grid-template-columns:\s*repeat\(2,\s*minmax\(0,\s*1fr\)\);/);
+  assert.match(userHomeCss, /@media \(min-width: 992px\)\s*\{[\s\S]*?\.aksrt-user-home #panel-posts \.aksrt-user-home__post-list > \.posts-item\s*\{[^}]*margin:\s*0 !important;/);
   assert.match(userHomeCss, /@media \(max-width: 767px\)\s*\{[\s\S]*?\.aksrt-user-home #panel-posts \.aksrt-user-home__post-list \.posts-item\s*\{[^}]*padding:\s*10px 0;/);
   assert.match(profileLayoutCss, /\.aksrt-cover-menu__panel\[hidden\]\s*\{\s*display:\s*none\s*!important;\s*\}/);
   assert.match(profileLayoutCss, /#aksrt-bg-file-input\[hidden\],[\s\S]*?#aksrt-avatar-file-input\[hidden\][\s\S]*?display:\s*none\s*!important;/);