用户主页再减层：抽出 page context helper 并清理失效 profile CSS

page-user-home 收成薄壳，tab/统计/分页上下文迁入 aksrt_get_user_home_page_context；同步删除 profile-public-contacts 等失效样式，并让 .user-center 宽度规则落到现用 aksrt-profile 壳层。

assets/css/routes/profile/layout.css

@@ -246,21 +246,6 @@
   padding-top: 68px;
 }
 
-/* 公开主页联系方式（沿用旧选择器） */
-.profile-public-contacts {
-  display: flex;
-  flex-wrap: wrap;
-  gap: 8px;
-  margin-top: 10px;
-}
-.profile-public-contacts .social-icon-link {
-  color: var(--color-ink);
-  background: var(--color-line);
-}
-.profile-public-contacts .social-icon-link:hover {
-  color: var(--color-ink);
-  background: var(--color-ink-4);
-}
 
 /* 公开主页响应式 */
 @media (max-width: 767px) {
@@ -292,9 +277,6 @@
     margin-top: 4px;
   }
 
-  .profile-public-contacts {
-    justify-content: center;
-  }
 }
 
 @media (max-width: 480px) {
@@ -317,10 +299,6 @@
   }
 }
 
-/* ==================== 页面标题 ==================== */
-.profile-page-title {
-  margin-bottom: 20px;
-}
 
 /* ==================== Dashboard Tabs 计数徽章 ==================== */
 .dashboard-tabs__count {

assets/css/routes/user-center/part-1.css

@@ -15,7 +15,8 @@
   margin: 0 auto;
 }
 
-.user-center {
+.user-center,
+.aksrt-profile.content-shell {
   width: 100%;
   padding: 0 0 40px;
 }

assets/css/routes/user-center/part-4.css

@@ -195,7 +195,8 @@
 }
 
 @media (max-width: 480px) {
-  .user-center {
+  .user-center,
+  .aksrt-profile.content-shell {
     padding: 0 12px 32px;
   }
 

assets/css/routes/user-home.css

@@ -387,28 +387,6 @@
   gap: 18px;
 }
 
-/* 联系方式增强 */
-.aksrt-user-home .profile-public-contacts .social-icon-link {
-  display: inline-flex;
-  align-items: center;
-  gap: 5px;
-  padding: 6px 12px;
-  border-radius: 100px;
-  font-size: 13px;
-  font-weight: 500;
-  color: var(--color-ink-2);
-  background: var(--surface-2);
-  border: 1px solid var(--color-line-soft, rgba(0,0,0,0.06));
-  text-decoration: none;
-  transition: all 0.2s ease;
-}
-
-.aksrt-user-home .profile-public-contacts .social-icon-link:hover {
-  color: var(--color-primary);
-  background: var(--color-primary-soft);
-  border-color: var(--color-primary);
-  transform: translateY(-1px);
-}
 
 .aksrt-user-home .aksrt-user-home__layout {
   align-items: start;