feat: 帖子分级置顶（板块/全站）与板块管理员置顶权限、消息管理权限调整

frontend/app/u/[id]/UserProfileContent.tsx

@@ -30,13 +30,14 @@ const SORTS: { key: string; label: string }[] = [
 /** 帖子卡（发帖列表与收藏列表共用） */
 async function PostCardItem({ post, allowComments }: { post: PostListItem; allowComments?: boolean }) {
   const urlStyle = (await getPublicSettingsCached()).url_style;
-  const pinned = post.pinned > 0;
+  // 用户主页为全站语境：仅全站置顶(2)高亮，板块置顶(1)在主页不作置顶展示
+  const pinned = post.pinned >= 2;
   return (
     <Link
       href={postPath(urlStyle, post.id)}
       className={`${ITEM_BASE} ${
         pinned
-          ? "bg-[color-mix(in_srgb,#fde68a_22%,var(--panel))] border-[color-mix(in_srgb,#fde68a_70%,var(--line))] hover:bg-[color-mix(in_srgb,#fde68a_30%,var(--panel))]"
+          ? "bg-[color-mix(in_srgb,var(--pin)_9%,var(--panel))] border-[color-mix(in_srgb,var(--pin)_30%,var(--line))] hover:bg-[color-mix(in_srgb,var(--pin)_14%,var(--panel))]"
           : "bg-[var(--panel)] border-[var(--line)] hover:bg-[color-mix(in_srgb,var(--ink)_3.5%,var(--panel))]"
       }`}
       style={{ boxShadow: CARD_SHADOW }}
@@ -45,10 +46,11 @@ async function PostCardItem({ post, allowComments }: { post: PostListItem; allow
         {pinned && (
           <span
             className="badge-pin shrink-0 mt-0.5"
+            data-scope="global"
             title="置顶"
             aria-label="置顶"
           >
-            <Pin size={12} fill="currentColor" strokeWidth={2.2} aria-hidden />
+            <Pin size={12} fill="none" strokeWidth={2} aria-hidden />
           </span>
         )}
         <h2
@@ -59,7 +61,7 @@ async function PostCardItem({ post, allowComments }: { post: PostListItem; allow
         </h2>
         {post.recommended && (
           <span className="badge-rec shrink-0 mt-0.5" title="推荐" aria-label="推荐">
-            <Star size={12} fill="currentColor" strokeWidth={2.2} aria-hidden />
+            <Star size={12} fill="none" strokeWidth={2} aria-hidden />
           </span>
         )}
       </div>