diff --git a/frontend/app/admin/AdminNav.tsx b/frontend/app/admin/AdminNav.tsx
index c0e2e12..549c031 100644
--- a/frontend/app/admin/AdminNav.tsx
+++ b/frontend/app/admin/AdminNav.tsx
@@ -107,7 +107,7 @@ function PendingBadge({ count }: { count: number }) {
   if (count <= 0) return null;
   return (
     <span
-      className="ml-auto shrink-0 min-w-[20px] h-5 px-1.5 rounded-full inline-flex items-center justify-center text-[10.5px] font-extrabold tabular-nums"
+      className="ml-auto shrink-0 min-w-[20px] h-5 px-1.5 rounded-full inline-flex items-center justify-center text-[10.5px] font-medium tabular-nums"
       style={{ background: "var(--gold-soft)", color: "var(--gold)" }}
       aria-label={`${count} 条待审核`}
     >
@@ -140,7 +140,7 @@ export function AdminSidebar({ user }: { user: User }) {
           <span className="block text-[14.5px] font-extrabold tracking-tight truncate" style={{ color: "var(--ink)" }}>
             管理面板
           </span>
-          <span className="block text-[10.5px] font-semibold mt-0.5 tracking-wide" style={{ color: "var(--ink-3)" }}>
+          <span className="block text-[10.5px] mt-0.5 tracking-wide" style={{ color: "var(--ink-3)" }}>
             J13 ADMIN
           </span>
         </span>
@@ -159,7 +159,7 @@ export function AdminSidebar({ user }: { user: User }) {
               key={item.href}
               href={item.href}
               aria-current={active ? "page" : undefined}
-              className="flex items-center gap-2.5 px-3 py-2.5 rounded-xl text-[13.5px] font-semibold transition-colors"
+              className="flex items-center gap-2.5 px-3 py-2.5 rounded-xl text-[13.5px] transition-colors"
               style={
                 active
                   ? { background: "var(--nav-active-bg)", color: "var(--nav-active-ink)" }
@@ -178,7 +178,7 @@ export function AdminSidebar({ user }: { user: User }) {
       <div className="pt-2" style={{ borderTop: "1px solid var(--line)" }}>
         <Link
           href="/"
-          className="flex items-center gap-2.5 px-3 py-2.5 rounded-xl text-[13.5px] font-semibold transition-colors hover:bg-[var(--panel-2)]"
+          className="flex items-center gap-2.5 px-3 py-2.5 rounded-xl text-[13.5px] transition-colors hover:bg-[var(--panel-2)]"
           style={{ color: "var(--ink-2)" }}
         >
           <ArrowLeft size={16} className="shrink-0" style={{ color: "var(--ink-3)" }} />
@@ -190,10 +190,10 @@ export function AdminSidebar({ user }: { user: User }) {
       <div className="flex items-center gap-2.5 mt-2 px-2.5 py-2.5 rounded-xl" style={{ background: "var(--panel-2)" }}>
         <Avatar name={user.nickname || user.username} src={user.avatar || undefined} size={32} />
         <div className="min-w-0 leading-tight">
-          <p className="text-[13px] font-bold truncate" style={{ color: "var(--ink)" }}>
+          <p className="text-[13px] truncate" style={{ color: "var(--ink)" }}>
             {user.nickname}
           </p>
-          <p className="text-[11px] font-semibold truncate" style={{ color: "var(--ink-3)" }}>
+          <p className="text-[11px] truncate" style={{ color: "var(--ink-3)" }}>
             @{user.username}
           </p>
         </div>
@@ -234,7 +234,7 @@ export function AdminNavMobile({ user }: { user: User }) {
               key={item.href}
               href={item.href}
               aria-current={active ? "page" : undefined}
-              className="shrink-0 inline-flex items-center gap-1.5 px-3.5 py-2 rounded-full text-[13px] font-semibold transition-colors"
+              className="shrink-0 inline-flex items-center gap-1.5 px-3.5 py-2 rounded-full text-[13px] transition-colors"
               style={
                 active
                   ? { background: "var(--nav-active-bg)", color: "var(--nav-active-ink)" }
@@ -245,7 +245,7 @@ export function AdminNavMobile({ user }: { user: User }) {
               {item.label}
               {item.pendingBadge && pendingTotal > 0 && (
                 <span
-                  className="min-w-[18px] h-[18px] px-1 rounded-full inline-flex items-center justify-center text-[10px] font-extrabold tabular-nums"
+                  className="min-w-[18px] h-[18px] px-1 rounded-full inline-flex items-center justify-center text-[10px] font-medium tabular-nums"
                   style={{ background: "var(--gold-soft)", color: "var(--gold)" }}
                 >
                   {pendingTotal > 99 ? "99+" : pendingTotal}
@@ -256,7 +256,7 @@ export function AdminNavMobile({ user }: { user: User }) {
         })}
         <Link
           href="/"
-          className="shrink-0 inline-flex items-center gap-1.5 px-3.5 py-2 rounded-full text-[13px] font-semibold transition-colors"
+          className="shrink-0 inline-flex items-center gap-1.5 px-3.5 py-2 rounded-full text-[13px] transition-colors"
           style={{ color: "var(--ink-2)", background: "var(--panel)", border: "1px solid var(--line)" }}
         >
           <ArrowLeft size={14} />
diff --git a/frontend/app/admin/announcements/AnnouncementAdmin.tsx b/frontend/app/admin/announcements/AnnouncementAdmin.tsx
index 9a1a7f5..479a6c0 100644
--- a/frontend/app/admin/announcements/AnnouncementAdmin.tsx
+++ b/frontend/app/admin/announcements/AnnouncementAdmin.tsx
@@ -154,7 +154,7 @@ export default function AnnouncementAdmin() {
         {/* 编辑/新建表单 */}
         {form ? (
           <div className="panel p-5 lg:sticky lg:top-24">
-            <p className="font-extrabold text-[15px] mb-4" style={{ color: "var(--ink)" }}>
+            <p className="font-semibold text-[15px] mb-4" style={{ color: "var(--ink)" }}>
               {form.id == null ? "新建公告" : "编辑公告"}
             </p>
 
@@ -265,7 +265,7 @@ export default function AnnouncementAdmin() {
             >
               <FileText size={22} />
             </span>
-            <p className="font-bold text-[14.5px]" style={{ color: "var(--ink)" }}>
+            <p className="text-[14.5px]" style={{ color: "var(--ink)" }}>
               公告编辑器
             </p>
             <p className="meta mt-1.5 text-[12.5px] leading-relaxed">
@@ -285,7 +285,7 @@ export default function AnnouncementAdmin() {
             className="px-4 sm:px-5 py-3.5 flex items-center justify-between"
             style={{ borderBottom: "1px solid var(--line)" }}
           >
-            <span className="font-bold text-[15px]" style={{ color: "var(--ink)" }}>
+            <span className="font-medium text-[15px]" style={{ color: "var(--ink)" }}>
               全部公告
             </span>
             <span className="meta text-[12px] tabular-nums">共 {list.length} 条</span>
@@ -311,7 +311,7 @@ export default function AnnouncementAdmin() {
                     <span className={`j13-anno-tag is-${a.tag_color}`}>{a.tag}</span>
                     {!a.published && (
                       <span
-                        className="inline-flex items-center rounded-full px-2 py-px text-[10.5px] font-bold leading-[1.55]"
+                        className="inline-flex items-center rounded-full px-2 py-px text-[10.5px] leading-[1.55]"
                         style={{ background: "var(--gold-soft)", color: "var(--gold)" }}
                       >
                         草稿
@@ -320,7 +320,7 @@ export default function AnnouncementAdmin() {
                     <span className="meta text-[11px] tabular-nums">{formatDate(a.created_at)}</span>
                   </div>
                   <p
-                    className="mt-1 truncate text-[14px] font-semibold"
+                    className="mt-1 truncate text-[14px]"
                     style={{ color: "var(--ink)" }}
                     data-tip={a.title}
                   >
diff --git a/frontend/app/admin/appearance/AppearanceAdmin.tsx b/frontend/app/admin/appearance/AppearanceAdmin.tsx
index c63280b..978b987 100644
--- a/frontend/app/admin/appearance/AppearanceAdmin.tsx
+++ b/frontend/app/admin/appearance/AppearanceAdmin.tsx
@@ -101,7 +101,7 @@ export default function AppearanceAdmin({ initialAccent }: { initialAccent: stri
 
       {/* 预设色板 */}
       <section className="j13-module p-5 sm:p-6 mb-5">
-        <h2 className="text-[15px] font-extrabold mb-1" style={{ color: "var(--ink)" }}>
+        <h2 className="text-[15px] font-semibold mb-1" style={{ color: "var(--ink)" }}>
           预设主题色
         </h2>
         <p className="meta text-[12.5px] mb-4">浅/暗两套色板均已调校，保证文字对比度达标</p>
@@ -139,7 +139,7 @@ export default function AppearanceAdmin({ initialAccent }: { initialAccent: stri
                   )}
                 </span>
                 <span
-                  className="text-[12px] font-bold leading-none"
+                  className="text-[12px] leading-none"
                   style={{ color: active ? "var(--accent)" : "var(--ink-2)" }}
                 >
                   {p.name}
@@ -152,7 +152,7 @@ export default function AppearanceAdmin({ initialAccent }: { initialAccent: stri
 
       {/* 自定义颜色 */}
       <section className="j13-module p-5 sm:p-6 mb-5">
-        <h2 className="text-[15px] font-extrabold mb-1 flex items-center gap-1.5" style={{ color: "var(--ink)" }}>
+        <h2 className="text-[15px] font-semibold mb-1 flex items-center gap-1.5" style={{ color: "var(--ink)" }}>
           <Pipette size={15} /> 自定义颜色
         </h2>
         <p className="meta text-[12.5px] mb-4">
@@ -220,14 +220,14 @@ export default function AppearanceAdmin({ initialAccent }: { initialAccent: stri
 
       {/* 实时预览（整页已实时换肤，此处展示典型组件） */}
       <section className="j13-module p-5 sm:p-6 mb-6">
-        <h2 className="text-[15px] font-extrabold mb-4" style={{ color: "var(--ink)" }}>实时预览</h2>
+        <h2 className="text-[15px] font-semibold mb-4" style={{ color: "var(--ink)" }}>实时预览</h2>
         <div className="rounded-[var(--r-sm)] border p-4 space-y-4" style={{ borderColor: "var(--line)", background: "var(--bg)" }}>
           <div className="flex flex-wrap items-center gap-2.5">
             <button type="button" className="btn btn-primary btn-sm">
               <Save size={14} /> 主按钮
             </button>
             <button type="button" className="btn btn-line btn-sm">次要按钮</button>
-            <a className="text-[13px] font-bold" style={{ color: "var(--accent)" }} href="#preview" onClick={(e) => e.preventDefault()}>
+            <a className="text-[13px]" style={{ color: "var(--accent)" }} href="#preview" onClick={(e) => e.preventDefault()}>
               文字链接示例
             </a>
           </div>
@@ -235,7 +235,7 @@ export default function AppearanceAdmin({ initialAccent }: { initialAccent: stri
             <span className="j13-tab" aria-selected="false">未选中</span>
             <span className="j13-tab" aria-selected="true">选中标签</span>
             <span
-              className="inline-flex items-center rounded-full px-3.5 py-2 text-[13.5px] font-semibold"
+              className="inline-flex items-center rounded-full px-3.5 py-2 text-[13.5px]"
               style={{ background: "var(--nav-active-bg)", color: "var(--nav-active-ink)" }}
             >
               导航选中态
@@ -246,7 +246,7 @@ export default function AppearanceAdmin({ initialAccent }: { initialAccent: stri
               <span className="j13-bcard-ico" style={{ background: "var(--accent-soft)", color: "var(--accent)" }}>
                 <Palette size={16} />
               </span>
-              <span className="j13-bcard-name text-[13px] font-bold flex-1">选中的板块卡片</span>
+              <span className="j13-bcard-name text-[13px] flex-1">选中的板块卡片</span>
             </div>
           </div>
         </div>
diff --git a/frontend/app/admin/economy/page.tsx b/frontend/app/admin/economy/page.tsx
index 64f5f6f..9c3d427 100644
--- a/frontend/app/admin/economy/page.tsx
+++ b/frontend/app/admin/economy/page.tsx
@@ -102,7 +102,7 @@ export default async function AdminEconomyPage() {
       <div className="grid grid-cols-1 lg:grid-cols-2 gap-5">
         <section className="panel overflow-hidden">
           <div
-            className="px-5 py-3.5 font-bold text-[15px]"
+            className="px-5 py-3.5 font-medium text-[15px]"
             style={{ borderBottom: "1px solid var(--line)", color: "var(--ink)" }}
           >
             帖子类型分布
@@ -117,7 +117,7 @@ export default async function AdminEconomyPage() {
                   className="px-5 py-3 flex items-center justify-between"
                   style={{ borderTop: "1px solid var(--line)" }}
                 >
-                  <span className="font-semibold text-[14px]" style={{ color: "var(--ink)" }}>
+                  <span className="text-[14px]" style={{ color: "var(--ink)" }}>
                     {postTypeLabel(t)}
                   </span>
                   <span className="tabular-nums meta">{fmt(n)}</span>
@@ -129,7 +129,7 @@ export default async function AdminEconomyPage() {
 
         <section className="panel overflow-hidden">
           <div
-            className="px-5 py-3.5 font-bold text-[15px]"
+            className="px-5 py-3.5 font-medium text-[15px]"
             style={{ borderBottom: "1px solid var(--line)", color: "var(--ink)" }}
           >
             最近流水
@@ -145,14 +145,14 @@ export default async function AdminEconomyPage() {
                   style={{ borderTop: "1px solid var(--line)" }}
                 >
                   <div className="min-w-0">
-                    <p className="font-semibold text-[13.5px] truncate" style={{ color: "var(--ink)" }}>
+                    <p className="text-[13.5px] truncate" style={{ color: "var(--ink)" }}>
                       {pointReasonLabel(it.reason)}
                       {it.note ? ` · ${it.note}` : ""}
                     </p>
                     <p className="meta text-[12px] mt-0.5">{formatRelative(it.created_at)}</p>
                   </div>
                   <span
-                    className="tabular-nums font-bold shrink-0"
+                    className="tabular-nums font-medium shrink-0"
                     style={{ color: it.delta >= 0 ? "var(--accent)" : "var(--danger)" }}
                   >
                     {it.delta >= 0 ? `+${it.delta}` : it.delta}
diff --git a/frontend/app/admin/moderation/ModerationAdmin.tsx b/frontend/app/admin/moderation/ModerationAdmin.tsx
index 9a35856..25710e4 100644
--- a/frontend/app/admin/moderation/ModerationAdmin.tsx
+++ b/frontend/app/admin/moderation/ModerationAdmin.tsx
@@ -231,7 +231,7 @@ export default function ModerationAdmin({
               role="tab"
               aria-selected={active}
               onClick={() => switchTab(t.key)}
-              className="inline-flex items-center gap-1.5 px-3.5 py-2 rounded-full text-[13px] font-semibold transition-colors"
+              className="inline-flex items-center gap-1.5 px-3.5 py-2 rounded-full text-[13px] transition-colors"
               style={
                 active
                   ? { background: "var(--nav-active-bg)", color: "var(--nav-active-ink)" }
@@ -281,7 +281,7 @@ export default function ModerationAdmin({
                     <Link
                       href={`/post/${p.id}`}
                       target="_blank"
-                      className="block text-[15.5px] font-extrabold tracking-tight leading-snug hover:text-[var(--accent)] transition-colors"
+                      className="block text-[15.5px] font-semibold tracking-tight leading-snug hover:text-[var(--accent)] transition-colors"
                       style={{ color: "var(--ink)" }}
                     >
                       {p.title}
@@ -298,7 +298,7 @@ export default function ModerationAdmin({
                     >
                       <div className="flex items-center gap-2 min-w-0">
                         <Avatar name={p.user.nickname || p.user.username} src={p.user.avatar || undefined} size={26} />
-                        <span className="text-[12.5px] font-semibold truncate" style={{ color: "var(--ink-2)" }}>
+                        <span className="text-[12.5px] truncate" style={{ color: "var(--ink-2)" }}>
                           {p.user.nickname}
                         </span>
                         <span className="meta text-[11.5px] truncate">@{p.user.username}</span>
@@ -350,7 +350,7 @@ export default function ModerationAdmin({
                   <Avatar name={c.user.nickname || c.user.username} src={c.user.avatar || undefined} size={34} />
                   <div className="min-w-0 flex-1">
                     <div className="flex items-center gap-2 flex-wrap">
-                      <span className="text-[13.5px] font-bold truncate" style={{ color: "var(--ink)" }}>
+                      <span className="text-[13.5px] truncate" style={{ color: "var(--ink)" }}>
                         {c.user.nickname}
                       </span>
                       <Link
@@ -448,7 +448,7 @@ function EmptyQueue({ icon, text }: { icon: React.ReactNode; text: string }) {
       >
         {icon}
       </span>
-      <p className="font-bold text-[14.5px]" style={{ color: "var(--ink)" }}>
+      <p className="text-[14.5px]" style={{ color: "var(--ink)" }}>
         {text}
       </p>
       <p className="meta mt-1.5 text-[12.5px]">新提交的内容会按时间顺序出现在这里</p>
diff --git a/frontend/app/admin/page.tsx b/frontend/app/admin/page.tsx
index 1f91112..4288822 100644
--- a/frontend/app/admin/page.tsx
+++ b/frontend/app/admin/page.tsx
@@ -41,7 +41,7 @@ function PanelHead({ title, extra }: { title: string; extra?: string }) {
       className="px-4 sm:px-5 py-3.5 flex items-center justify-between gap-2"
       style={{ borderBottom: "1px solid var(--line)" }}
     >
-      <span className="font-bold text-[15px]" style={{ color: "var(--ink)" }}>
+      <span className="font-medium text-[15px]" style={{ color: "var(--ink)" }}>
         {title}
       </span>
       {extra && (
@@ -76,19 +76,19 @@ function PendingWorkPanel({ counts }: { counts: PendingCounts }) {
         </span>
         <div className="min-w-0 flex-1">
           <div className="flex items-center gap-2 flex-wrap">
-            <p className="text-[15px] font-extrabold" style={{ color: "var(--ink)" }}>
+            <p className="text-[15px] font-semibold" style={{ color: "var(--ink)" }}>
               内容审核
             </p>
             {idle ? (
               <span
-                className="text-[11.5px] font-semibold px-2 py-0.5 rounded-full"
+                className="text-[11.5px] px-2 py-0.5 rounded-full"
                 style={{ background: "var(--tint)", color: "var(--ink-3)" }}
               >
                 暂无待审
               </span>
             ) : (
               <span
-                className="text-[11.5px] font-semibold px-2 py-0.5 rounded-full tabular-nums"
+                className="text-[11.5px] px-2 py-0.5 rounded-full tabular-nums"
                 style={{ background: "var(--ok-soft)", color: "var(--ok)" }}
               >
                 {fmt(total)} 项待处理
@@ -170,7 +170,7 @@ export default async function AdminDashboardPage() {
           className="panel mb-4 px-4 sm:px-5 py-4 flex items-center justify-between gap-3 transition-colors hover:bg-[var(--panel-2)]"
         >
           <div>
-            <p className="font-bold text-[15px]" style={{ color: "var(--ink)" }}>
+            <p className="font-medium text-[15px]" style={{ color: "var(--ink)" }}>
               积分与类型帖看板
             </p>
             <p className="meta text-[12.5px] mt-0.5">余额合计、悬赏托管、类型分布与最近流水</p>
@@ -202,7 +202,7 @@ export default async function AdminDashboardPage() {
                 />
                 <span className="min-w-0 flex-1 leading-tight">
                   <span
-                    className="block text-[13.5px] font-bold truncate"
+                    className="block text-[13.5px] truncate"
                     style={{ color: "var(--ink)" }}
                   >
                     {u.nickname}
@@ -215,7 +215,7 @@ export default async function AdminDashboardPage() {
                   </span>
                 </span>
                 <span
-                  className="shrink-0 inline-flex items-center gap-1 text-[11.5px] font-semibold"
+                  className="shrink-0 inline-flex items-center gap-1 text-[11.5px]"
                   style={{ color: "var(--ink-3)" }}
                 >
                   <UserPlus size={12} aria-hidden="true" />
@@ -227,7 +227,7 @@ export default async function AdminDashboardPage() {
           {canUsers && (
             <Link
               href="/admin/users"
-              className="flex items-center justify-center gap-1.5 px-4 py-3 text-[13px] font-semibold transition-colors hover:bg-[var(--panel-2)]"
+              className="flex items-center justify-center gap-1.5 px-4 py-3 text-[13px] transition-colors hover:bg-[var(--panel-2)]"
               style={{
                 borderTop: "1px solid var(--line)",
                 color: "var(--accent)",
@@ -262,13 +262,13 @@ export default async function AdminDashboardPage() {
                 <span className="min-w-0 flex-1">
                   <span className="flex items-center justify-between gap-2">
                     <span
-                      className="text-[13.5px] font-bold truncate"
+                      className="text-[13.5px] truncate"
                       style={{ color: "var(--ink)" }}
                     >
                       {b.name}
                     </span>
                     <span
-                      className="text-[12px] font-bold tabular-nums shrink-0"
+                      className="text-[12px] tabular-nums shrink-0"
                       style={{ color: "var(--ink-2)" }}
                     >
                       {fmt(b.post_count)}
diff --git a/frontend/app/admin/users/UsersAdmin.tsx b/frontend/app/admin/users/UsersAdmin.tsx
index c806f1b..dcdfec0 100644
--- a/frontend/app/admin/users/UsersAdmin.tsx
+++ b/frontend/app/admin/users/UsersAdmin.tsx
@@ -90,13 +90,13 @@ function MiniStat({
         {icon}
       </span>
       <div className="min-w-0 leading-tight">
-        <p className="text-[11.5px] font-semibold truncate" style={{ color: "var(--ink-3)" }}>
+        <p className="text-[11.5px] truncate" style={{ color: "var(--ink-3)" }}>
           {label}
         </p>
         <p className="text-[19px] font-extrabold tabular-nums" style={{ color: "var(--ink)" }}>
           {value}
           {sub && (
-            <span className="ml-1.5 text-[11px] font-semibold" style={{ color: "var(--ink-3)" }}>
+            <span className="ml-1.5 text-[11px]" style={{ color: "var(--ink-3)" }}>
               {sub}
             </span>
           )}
@@ -279,7 +279,7 @@ export default function UsersAdmin({
     if (u.banned) {
       return (
         <span
-          className="inline-flex items-center gap-1.5 text-[12.5px] font-bold"
+          className="inline-flex items-center gap-1.5 text-[12.5px]"
           style={{ color: "var(--danger)" }}
           data-tip="账号已封禁"
         >
@@ -291,7 +291,7 @@ export default function UsersAdmin({
     if (u.online) {
       return (
         <span
-          className="inline-flex items-center gap-1.5 text-[12.5px] font-bold"
+          className="inline-flex items-center gap-1.5 text-[12.5px]"
           style={{ color: "var(--ok)" }}
           data-tip={u.last_seen_at ? `最近活跃 ${formatRelative(u.last_seen_at)}` : "在线"}
         >
@@ -302,7 +302,7 @@ export default function UsersAdmin({
     }
     return (
       <span
-        className="inline-flex items-center gap-1.5 text-[12.5px] font-semibold"
+        className="inline-flex items-center gap-1.5 text-[12.5px]"
         style={{ color: "var(--ink-3)" }}
         data-tip={u.last_seen_at ? `最近活跃 ${formatRelative(u.last_seen_at)}` : "从未活跃"}
       >
@@ -325,7 +325,7 @@ export default function UsersAdmin({
       aria-label={`查看 ${u.username} 的登录历史`}
     >
       <span
-        className="block text-[12px] font-semibold tabular-nums truncate group-hover:text-[var(--accent)]"
+        className="block text-[12px] tabular-nums truncate group-hover:text-[var(--accent)]"
         style={{ color: u.last_login_ip ? "var(--ink-2)" : "var(--ink-3)" }}
       >
         {u.last_login_ip || "暂无记录"}
@@ -371,7 +371,7 @@ export default function UsersAdmin({
         <div className="flex items-center gap-1 justify-end">
           {auditBtn}
           <span
-            className="inline-flex items-center rounded-full px-2.5 py-1 text-[11px] font-bold whitespace-nowrap"
+            className="inline-flex items-center rounded-full px-2.5 py-1 text-[11px] whitespace-nowrap"
             style={{ background: "var(--panel-2)", color: "var(--ink-3)" }}
           >
             当前账号
@@ -540,7 +540,7 @@ export default function UsersAdmin({
                   type="button"
                   aria-pressed={active}
                   onClick={() => changeFilter(t.key)}
-                  className="inline-flex items-center gap-1.5 px-3.5 py-2 rounded-full text-[13px] font-semibold transition-colors"
+                  className="inline-flex items-center gap-1.5 px-3.5 py-2 rounded-full text-[13px] transition-colors"
                   style={
                     active
                       ? { background: "var(--nav-active-bg)", color: "var(--nav-active-ink)" }
@@ -570,7 +570,7 @@ export default function UsersAdmin({
           className="px-4 sm:px-5 py-3.5 flex items-center justify-between gap-2 flex-wrap"
           style={{ borderBottom: "1px solid var(--line)" }}
         >
-          <span className="font-bold text-[15px]" style={{ color: "var(--ink)" }}>
+          <span className="font-medium text-[15px]" style={{ color: "var(--ink)" }}>
             {appliedQ ? (
               <>
                 搜索“<span style={{ color: "var(--accent)" }}>{appliedQ}</span>”
@@ -591,7 +591,7 @@ export default function UsersAdmin({
         {/* 桌面表头 */}
         {users.length > 0 && (
           <div
-            className={`${rowGrid} text-[11.5px] font-semibold uppercase tracking-wide`}
+            className={`${rowGrid} text-[11.5px] uppercase tracking-wide`}
             style={{ color: "var(--ink-3)", borderBottom: "1px solid var(--line)", background: "var(--panel-2)" }}
           >
             <span>成员</span>
@@ -618,7 +618,7 @@ export default function UsersAdmin({
               >
                 <UsersIcon size={22} />
               </span>
-              <p className="font-bold text-[14.5px]" style={{ color: "var(--ink)" }}>
+              <p className="text-[14.5px]" style={{ color: "var(--ink)" }}>
                 {hasFilter ? "没有匹配的成员" : "暂无成员"}
               </p>
               <p className="meta mt-1.5 text-[12.5px]">
@@ -635,7 +635,7 @@ export default function UsersAdmin({
                     <div className="flex items-center gap-2.5 min-w-0">
                       <Avatar name={u.nickname || u.username} src={u.avatar || undefined} size={34} />
                       <div className="min-w-0 leading-tight">
-                        <p className="text-[13.5px] font-bold truncate" style={{ color: "var(--ink)" }}>
+                        <p className="text-[13.5px] truncate" style={{ color: "var(--ink)" }}>
                           {u.nickname}
                         </p>
                         <p className="text-[11.5px] truncate" style={{ color: "var(--ink-3)" }}>
@@ -651,7 +651,7 @@ export default function UsersAdmin({
                     <div className="min-w-0">{renderLastLogin(u)}</div>
                     <div className="hidden xl:block">
                       <p
-                        className="text-[12.5px] font-semibold tabular-nums"
+                        className="text-[12.5px] tabular-nums"
                         style={{ color: "var(--ink-2)" }}
                         data-tip="仅统计已发布内容；驳回/删除见内容档案"
                       >
@@ -670,7 +670,7 @@ export default function UsersAdmin({
                       <Avatar name={u.nickname || u.username} src={u.avatar || undefined} size={38} />
                       <div className="min-w-0 flex-1 leading-tight">
                         <div className="flex items-center gap-2 flex-wrap">
-                          <span className="text-[14px] font-bold truncate" style={{ color: "var(--ink)" }}>
+                          <span className="text-[14px] truncate" style={{ color: "var(--ink)" }}>
                             {u.nickname}
                           </span>
                           {u.role !== ROLES.USER && (
@@ -678,7 +678,7 @@ export default function UsersAdmin({
                           )}
                           {isSelf && (
                             <span
-                              className="inline-flex items-center rounded-full px-2 py-px text-[10.5px] font-bold leading-[1.55]"
+                              className="inline-flex items-center rounded-full px-2 py-px text-[10.5px] leading-[1.55]"
                               style={{ background: "var(--panel-2)", color: "var(--ink-3)" }}
                             >
                               当前账号
@@ -931,7 +931,7 @@ function RoleAssignDialog({
         </>
       }
     >
-      <p className="mb-2 text-[12.5px] font-bold" style={{ color: "var(--ink)" }}>
+      <p className="mb-2 text-[12.5px]" style={{ color: "var(--ink)" }}>
         管理角色
       </p>
       <div className="flex flex-col gap-2" role="radiogroup" aria-label="管理角色">
@@ -964,7 +964,7 @@ function RoleAssignDialog({
                 {o.value === ROLES.USER ? <UsersIcon size={18} /> : <ShieldCheck size={18} />}
               </span>
               <span className="min-w-0 flex-1">
-                <span className="block text-[13.5px] font-bold" style={{ color: "var(--ink)" }}>
+                <span className="block text-[13.5px] font-medium" style={{ color: "var(--ink)" }}>
                   {o.title}
                 </span>
                 <span className="block mt-1 text-[12px] leading-relaxed" style={{ color: "var(--ink-3)" }}>
@@ -985,7 +985,7 @@ function RoleAssignDialog({
 
       {role === ROLES.BOARD_ADMIN && (
         <div className="mt-4">
-          <p className="text-[12.5px] font-bold mb-2" style={{ color: "var(--ink)" }}>
+          <p className="text-[12.5px] mb-2" style={{ color: "var(--ink)" }}>
             授权板块 <span style={{ color: "var(--danger)" }}>*</span>
           </p>
           {boards.length === 0 ? (
@@ -1001,7 +1001,7 @@ function RoleAssignDialog({
                     role="checkbox"
                     aria-checked={checked}
                     onClick={() => toggleBoard(b.id)}
-                    className="flex items-center gap-2 rounded-lg px-3 py-2 text-[12.5px] font-semibold transition-colors"
+                    className="flex items-center gap-2 rounded-lg px-3 py-2 text-[12.5px] transition-colors"
                     style={{
                       border: `1.5px solid ${checked ? "var(--accent)" : "var(--line)"}`,
                       background: checked ? "var(--accent-soft)" : "var(--panel-2)",
@@ -1026,7 +1026,7 @@ function RoleAssignDialog({
             </div>
           )}
           {err && (
-            <p className="mt-2 text-[12px] font-semibold" style={{ color: "var(--danger)" }}>
+            <p className="mt-2 text-[12px]" style={{ color: "var(--danger)" }}>
               {err}
             </p>
           )}
@@ -1034,7 +1034,7 @@ function RoleAssignDialog({
       )}
 
       <div className="mt-5 pt-4" style={{ borderTop: "1px solid var(--line)" }}>
-        <p className="text-[12.5px] font-bold mb-2" style={{ color: "var(--ink)" }}>
+        <p className="text-[12.5px] mb-2" style={{ color: "var(--ink)" }}>
           账号状态
         </p>
         <div className="grid grid-cols-2 gap-2" role="radiogroup" aria-label="账号状态">
@@ -1050,7 +1050,7 @@ function RoleAssignDialog({
             }}
           >
             <span
-              className="flex items-center gap-1.5 text-[13px] font-bold"
+              className="flex items-center gap-1.5 text-[13px] font-medium"
               style={{ color: !banned ? "var(--ok)" : "var(--ink)" }}
             >
               <RotateCcw size={14} /> 正常
@@ -1071,7 +1071,7 @@ function RoleAssignDialog({
             }}
           >
             <span
-              className="flex items-center gap-1.5 text-[13px] font-bold"
+              className="flex items-center gap-1.5 text-[13px] font-medium"
               style={{ color: banned ? "var(--danger)" : "var(--ink)" }}
             >
               <Ban size={14} /> 封禁
@@ -1199,10 +1199,10 @@ function LoginLogsDialog({ target, onClose }: { target: AdminUser | null; onClos
                   aria-hidden
                 />
                 <div className="min-w-0 flex-1">
-                  <p className="text-[12.5px] font-semibold tabular-nums truncate" style={{ color: "var(--ink)" }}>
+                  <p className="text-[12.5px] tabular-nums truncate" style={{ color: "var(--ink)" }}>
                     {log.ip || "未知 IP"}
                     <span
-                      className="ml-2 inline-flex items-center rounded-full px-1.5 py-px text-[10.5px] font-bold"
+                      className="ml-2 inline-flex items-center rounded-full px-1.5 py-px text-[10.5px]"
                       style={
                         log.success
                           ? { background: "var(--ok-soft)", color: "var(--ok)" }
diff --git a/frontend/app/admin/users/[id]/UserAuditClient.tsx b/frontend/app/admin/users/[id]/UserAuditClient.tsx
index 1ec666e..c833002 100644
--- a/frontend/app/admin/users/[id]/UserAuditClient.tsx
+++ b/frontend/app/admin/users/[id]/UserAuditClient.tsx
@@ -60,7 +60,7 @@ function StatusChip({
       {chips.map((c) => (
         <span
           key={c.label}
-          className="inline-flex items-center rounded-full px-2 py-0.5 text-[11px] font-bold"
+          className="inline-flex items-center rounded-full px-2 py-0.5 text-[11px]"
           style={{ background: c.soft, color: c.color }}
         >
           {c.label}
@@ -175,7 +175,7 @@ export default function UserAuditClient({
     <div>
       <Link
         href="/admin/users"
-        className="inline-flex items-center gap-1.5 text-[13px] font-semibold mb-4 hover:opacity-80"
+        className="inline-flex items-center gap-1.5 text-[13px] mb-4 hover:opacity-80"
         style={{ color: "var(--accent)" }}
       >
         <ArrowLeft size={14} />
@@ -196,7 +196,7 @@ export default function UserAuditClient({
               <RoleBadge role={u.role} />
               {u.banned && (
                 <span
-                  className="text-[11px] font-bold px-2 py-0.5 rounded-full"
+                  className="text-[11px] px-2 py-0.5 rounded-full"
                   style={{ background: "var(--danger-soft)", color: "var(--danger)" }}
                 >
                   已封禁
@@ -251,7 +251,7 @@ export default function UserAuditClient({
               key={t.key}
               type="button"
               onClick={() => switchTab(t.key)}
-              className="inline-flex items-center gap-1.5 px-3 py-2.5 text-[13px] font-bold whitespace-nowrap -mb-px"
+              className="inline-flex items-center gap-1.5 px-3 py-2.5 text-[13px] whitespace-nowrap -mb-px"
               style={{
                 color: active ? "var(--accent)" : "var(--ink-3)",
                 borderBottom: active ? "2px solid var(--accent)" : "2px solid transparent",
@@ -259,7 +259,7 @@ export default function UserAuditClient({
             >
               {t.icon}
               {t.label}
-              <span className="tabular-nums font-semibold opacity-70">
+              <span className="tabular-nums opacity-70">
                 {tabCount(t.key).toLocaleString("zh-CN")}
               </span>
             </button>
@@ -298,13 +298,13 @@ export default function UserAuditClient({
                     )}
                   </div>
                   {p.deleted ? (
-                    <p className="text-[14px] font-bold" style={{ color: "var(--ink-3)" }}>
+                    <p className="text-[14px] font-medium" style={{ color: "var(--ink-3)" }}>
                       {p.title || "（无标题）"}
                     </p>
                   ) : (
                     <Link
                       href={`/post/${p.id}`}
-                      className="text-[14px] font-bold hover:underline"
+                      className="text-[14px] font-medium hover:underline"
                       style={{ color: "var(--ink)" }}
                     >
                       {p.title || "（无标题）"}
@@ -339,7 +339,7 @@ export default function UserAuditClient({
                     ) : (
                       <Link
                         href={`/post/${c.post_id}`}
-                        className="text-[11.5px] font-semibold hover:underline"
+                        className="text-[11.5px] hover:underline"
                         style={{ color: "var(--accent)" }}
                       >
                         帖子 #{c.post_id}
diff --git a/frontend/app/chat/ChatShell.tsx b/frontend/app/chat/ChatShell.tsx
index 245e6da..c6ebbe1 100644
--- a/frontend/app/chat/ChatShell.tsx
+++ b/frontend/app/chat/ChatShell.tsx
@@ -381,7 +381,7 @@ export default function ChatShell({
           {query.trim() && (
             <div className="px-2 pb-2">
               <p
-                className="px-2 py-1.5 text-[11px] font-bold uppercase tracking-wider"
+                className="px-2 py-1.5 text-[11px] uppercase tracking-wider"
                 style={{ color: "var(--ink-3)" }}
               >
                 用户 {searching ? "…" : ""}
@@ -397,7 +397,7 @@ export default function ChatShell({
                   >
                     <Avatar name={u.nickname || u.username} src={u.avatar || undefined} size={36} />
                     <div className="min-w-0">
-                      <p className="text-[13px] font-semibold truncate" style={{ color: "var(--ink)" }}>
+                      <p className="text-[13px] truncate" style={{ color: "var(--ink)" }}>
                         {u.nickname || u.username}
                       </p>
                       <p className="text-[11px] meta truncate">@{u.username}</p>
@@ -406,7 +406,7 @@ export default function ChatShell({
                 ))
               )}
               <p
-                className="px-2 py-1.5 mt-1 text-[11px] font-bold uppercase tracking-wider"
+                className="px-2 py-1.5 mt-1 text-[11px] uppercase tracking-wider"
                 style={{ color: "var(--ink-3)" }}
               >
                 会话
@@ -468,14 +468,14 @@ export default function ChatShell({
                       <div className="flex-1 min-w-0">
                         <div className="flex items-center gap-1.5">
                           <span
-                            className="font-semibold text-[13.5px] truncate"
+                            className="text-[13.5px] truncate"
                             style={{ color: "var(--ink)" }}
                           >
                             {roomTitle(room)}
                           </span>
                           {pinned && (
                             <span
-                              className="inline-flex items-center gap-0.5 text-[10px] font-bold shrink-0 px-1.5 py-0.5 rounded"
+                              className="inline-flex items-center gap-0.5 text-[10px] shrink-0 px-1.5 py-0.5 rounded"
                               style={{
                                 background: "var(--accent-soft)",
                                 color: "var(--accent)",
@@ -486,12 +486,12 @@ export default function ChatShell({
                             </span>
                           )}
                           {room.is_default && (
-                            <span className="text-[10px] font-bold shrink-0" style={{ color: "var(--gold)" }}>
+                            <span className="text-[10px] shrink-0" style={{ color: "var(--gold)" }}>
                               大厅
                             </span>
                           )}
                           {room.is_private && room.room_type === "group" && (
-                            <span className="text-[10px] font-bold shrink-0 meta">私密</span>
+                            <span className="text-[10px] shrink-0 meta">私密</span>
                           )}
                           <span className="ml-auto meta text-[10.5px] shrink-0">
                             {formatTime(room.last_message?.created_at || room.updated_at)}
@@ -501,7 +501,7 @@ export default function ChatShell({
                           <p className="text-[12px] truncate meta flex-1">{roomPreview(room)}</p>
                           {room.unread_count > 0 && (
                             <span
-                              className="shrink-0 min-w-[18px] h-[18px] px-1 rounded-full text-[10px] font-bold flex items-center justify-center"
+                              className="shrink-0 min-w-[18px] h-[18px] px-1 rounded-full text-[10px] font-medium flex items-center justify-center"
                               style={{ background: "var(--clay)", color: "#fff" }}
                             >
                               {room.unread_count > 99 ? "99+" : room.unread_count}
@@ -530,7 +530,7 @@ export default function ChatShell({
             >
               <MessageSquare size={28} />
             </span>
-            <p className="font-bold text-[16px]" style={{ color: "var(--ink)" }}>
+            <p className="text-[16px]" style={{ color: "var(--ink)" }}>
               选择一个会话开始聊天
             </p>
             <p className="meta mt-1.5 text-[13px] max-w-xs">
@@ -637,7 +637,7 @@ function CreateGroupModal({
     >
       <div className="space-y-4">
         <div>
-          <label className="block text-[12px] font-bold mb-1.5" style={{ color: "var(--ink-2)" }}>
+          <label className="block text-[12px] mb-1.5" style={{ color: "var(--ink-2)" }}>
             群名称 <span style={{ color: "var(--danger)" }}>*</span>
           </label>
           <input
@@ -652,7 +652,7 @@ function CreateGroupModal({
           />
         </div>
         <div>
-          <label className="block text-[12px] font-bold mb-1.5" style={{ color: "var(--ink-2)" }}>
+          <label className="block text-[12px] mb-1.5" style={{ color: "var(--ink-2)" }}>
             群简介（选填）
           </label>
           <textarea
@@ -665,14 +665,14 @@ function CreateGroupModal({
           />
         </div>
         <div>
-          <label className="block text-[12px] font-bold mb-2" style={{ color: "var(--ink-2)" }}>
+          <label className="block text-[12px] mb-2" style={{ color: "var(--ink-2)" }}>
             可见性
           </label>
           <div className="flex gap-2">
             <button
               type="button"
               onClick={() => setIsPrivate(false)}
-              className="flex-1 h-9 rounded-lg text-[13px] font-semibold"
+              className="flex-1 h-9 rounded-lg text-[13px]"
               style={{
                 background: !isPrivate ? "var(--accent-soft)" : "var(--bg)",
                 color: !isPrivate ? "var(--accent)" : "var(--ink-2)",
@@ -684,7 +684,7 @@ function CreateGroupModal({
             <button
               type="button"
               onClick={() => setIsPrivate(true)}
-              className="flex-1 h-9 rounded-lg text-[13px] font-semibold"
+              className="flex-1 h-9 rounded-lg text-[13px]"
               style={{
                 background: isPrivate ? "var(--accent-soft)" : "var(--bg)",
                 color: isPrivate ? "var(--accent)" : "var(--ink-2)",
@@ -697,7 +697,7 @@ function CreateGroupModal({
         </div>
         {isPrivate && (
           <div>
-            <label className="block text-[12px] font-bold mb-1.5" style={{ color: "var(--ink-2)" }}>
+            <label className="block text-[12px] mb-1.5" style={{ color: "var(--ink-2)" }}>
               初始成员（选填）
             </label>
             <input
diff --git a/frontend/app/chat/[id]/ChatRoomClient.tsx b/frontend/app/chat/[id]/ChatRoomClient.tsx
index b921155..9589edb 100644
--- a/frontend/app/chat/[id]/ChatRoomClient.tsx
+++ b/frontend/app/chat/[id]/ChatRoomClient.tsx
@@ -130,14 +130,14 @@ function RecallNotice({
     uid > 0 ? (
       <Link
         href={`/u/${uid}`}
-        className="font-semibold transition-opacity hover:opacity-80"
+        className="transition-opacity hover:opacity-80"
         style={nameStyle}
         data-tip={`查看 ${name} 的主页`}
       >
         {name}
       </Link>
     ) : (
-      <span className="font-semibold" style={nameStyle}>
+      <span style={nameStyle}>
         {name}
       </span>
     );
@@ -966,7 +966,7 @@ export default function ChatRoomClient({
                 </h1>
                 {isDefault && (
                   <span
-                    className="text-[10.5px] font-bold px-2 py-0.5 rounded-full"
+                    className="text-[10.5px] px-2 py-0.5 rounded-full"
                     style={{ background: "var(--gold-soft)", color: "var(--gold)" }}
                   >
                     大厅
@@ -974,7 +974,7 @@ export default function ChatRoomClient({
                 )}
                 {isPrivate && !isDirect && (
                   <span
-                    className="text-[10.5px] font-bold px-2 py-0.5 rounded-full"
+                    className="text-[10.5px] px-2 py-0.5 rounded-full"
                     style={{ background: "var(--panel-2)", color: "var(--ink-2)" }}
                   >
                     私密
@@ -1056,7 +1056,7 @@ export default function ChatRoomClient({
         >
           {!canView ? (
             <div className="text-center py-12 px-4">
-              <p className="font-semibold" style={{ color: "var(--ink)" }}>
+              <p style={{ color: "var(--ink)" }}>
                 {isPrivate ? "此群为私密群" : "预览群信息"}
               </p>
               <p className="meta mt-1.5">
@@ -1123,7 +1123,7 @@ export default function ChatRoomClient({
                                 <button
                                   type="button"
                                   onClick={() => handleReEdit(m.id)}
-                                  className="font-semibold transition-opacity hover:opacity-80"
+                                  className="transition-opacity hover:opacity-80"
                                   style={{
                                     color:
                                       "color-mix(in srgb, var(--accent) 72%, var(--ink))",
@@ -1166,7 +1166,7 @@ export default function ChatRoomClient({
                                 <Crown size={11} style={{ color: "var(--gold)" }} />
                               )}
                               <span
-                                className="text-[12px] font-semibold truncate"
+                                className="text-[12px] truncate"
                                 style={{ color: "var(--ink-2)" }}
                               >
                                 {m.sender.nickname}
@@ -1188,7 +1188,7 @@ export default function ChatRoomClient({
                               }}
                             >
                               <div
-                                className="inline-flex items-center gap-1 mb-1.5 text-[11px] font-semibold"
+                                className="inline-flex items-center gap-1 mb-1.5 text-[11px]"
                                 style={{ color: "var(--ink-3)" }}
                               >
                                 <Undo2 size={11} strokeWidth={2.4} />
@@ -1232,7 +1232,7 @@ export default function ChatRoomClient({
                             <Crown size={11} style={{ color: "var(--gold)" }} />
                           )}
                           <span
-                            className="text-[12px] font-semibold truncate"
+                            className="text-[12px] truncate"
                             style={{ color: "var(--ink-2)" }}
                           >
                             {m.sender.nickname}
@@ -1319,7 +1319,7 @@ export default function ChatRoomClient({
                   style={{ background: "var(--accent)" }}
                 />
                 <div className="flex-1 min-w-0">
-                  <p className="text-[11px] font-bold" style={{ color: "var(--accent)" }}>
+                  <p className="text-[11px]" style={{ color: "var(--accent)" }}>
                     回复 {replyTo.sender.nickname || replyTo.sender.username}
                   </p>
                   <p className="text-[12px] truncate meta mt-0.5">
@@ -1365,7 +1365,7 @@ export default function ChatRoomClient({
                         size={28}
                       />
                       <div className="min-w-0">
-                        <p className="text-[13px] font-semibold truncate" style={{ color: "var(--ink)" }}>
+                        <p className="text-[13px] truncate" style={{ color: "var(--ink)" }}>
                           {m.user.nickname || m.user.username}
                         </p>
                         <p className="text-[11px] meta truncate">@{m.user.username}</p>
@@ -1486,7 +1486,7 @@ export default function ChatRoomClient({
             className="flex items-center justify-between px-4 py-3 shrink-0"
             style={{ borderBottom: "1px solid var(--line)" }}
           >
-            <p className="text-[13px] font-bold" style={{ color: "var(--ink)" }}>
+            <p className="text-[13px] font-medium" style={{ color: "var(--ink)" }}>
               {rightPanel === "members"
                 ? `成员 · ${memberCount}`
                 : rightPanel === "invite"
@@ -1630,7 +1630,7 @@ function MembersPanel({
       {showTitle && (
         <div className="flex items-center justify-between mb-3">
           <p
-            className="text-[12px] font-bold tracking-[0.08em] uppercase"
+            className="text-[12px] tracking-[0.08em] uppercase"
             style={{ color: "var(--ink-3)" }}
           >
             成员 · {members.length}
@@ -1666,7 +1666,7 @@ function MembersPanel({
             />
             <Link
               href={`/u/${m.user.id}`}
-              className="flex-1 min-w-0 truncate text-[13px] font-semibold hover:text-[var(--accent)] transition-colors"
+              className="flex-1 min-w-0 truncate text-[13px] hover:text-[var(--accent)] transition-colors"
               style={{ color: "var(--ink)" }}
             >
               {m.user.nickname}
@@ -1795,7 +1795,7 @@ function SettingsPanel({
     <div className="space-y-4">
       <div>
         <label
-          className="block text-[12px] font-bold mb-1.5"
+          className="block text-[12px] mb-1.5"
           style={{ color: "var(--ink-2)" }}
         >
           群名称
@@ -1815,7 +1815,7 @@ function SettingsPanel({
       </div>
       <div>
         <label
-          className="block text-[12px] font-bold mb-1.5"
+          className="block text-[12px] mb-1.5"
           style={{ color: "var(--ink-2)" }}
         >
           群简介
diff --git a/frontend/app/globals.css b/frontend/app/globals.css
index 72b1604..08d6f41 100644
--- a/frontend/app/globals.css
+++ b/frontend/app/globals.css
@@ -121,23 +121,22 @@ body {
   padding: 5px 10px;
   border-radius: 8px;
   font-size: 12px;
-  font-weight: 600;
-  line-height: 1.35;
+  font-weight: 400;
+  line-height: 1.4;
   letter-spacing: 0.01em;
   pointer-events: none;
-  white-space: nowrap;
-  overflow: hidden;
-  text-overflow: ellipsis;
-  color: var(--panel);
-  background: color-mix(in srgb, var(--ink) 92%, transparent);
-  border: 1px solid color-mix(in srgb, var(--ink) 88%, transparent);
-  box-shadow: var(--shadow);
+  white-space: normal;
+  overflow-wrap: anywhere;
+  color: var(--accent);
+  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
+  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
+  box-shadow: var(--shadow-sm);
   animation: j13-tip-in 80ms ease-out;
 }
 .dark .j13-tip-bubble {
-  color: var(--ink);
-  background: color-mix(in srgb, var(--panel-2) 94%, var(--ink));
-  border-color: var(--line-2);
+  color: var(--accent);
+  background: color-mix(in srgb, var(--accent) 16%, var(--panel));
+  border-color: color-mix(in srgb, var(--accent) 38%, var(--line));
 }
 @keyframes j13-tip-in {
   from {
@@ -248,7 +247,7 @@ body {
   background: var(--panel);
   color: var(--ink-2);
   font-size: 13px;
-  font-weight: 700;
+  font-weight: 500;
   transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease;
 }
 .j13-compose-typechip:hover:not(:disabled) {
@@ -326,7 +325,7 @@ body {
 }
 .j13-compose-title::placeholder {
   color: var(--ink-3);
-  font-weight: 700;
+  font-weight: 500;
 }
 .j13-compose-title:focus {
   outline: none;
@@ -427,7 +426,7 @@ body {
   border-radius: 10px;
   color: var(--ink);
   font-size: 14px;
-  font-weight: 600;
+  font-weight: 500;
   text-align: left;
   cursor: pointer;
   transition: background 0.12s ease;
@@ -450,7 +449,7 @@ body {
   border-radius: 12px;
   color: var(--ink-2);
   font-size: 14px;
-  font-weight: 700;
+  font-weight: 600;
 }
 
 /* 正文画布占满剩余高度 */
@@ -522,7 +521,7 @@ body {
   padding: 0 12px;
   border-radius: 999px;
   font-size: 12.5px;
-  font-weight: 700;
+  font-weight: 500;
   display: inline-flex;
   align-items: center;
   gap: 5px;
@@ -717,7 +716,7 @@ h1, h2, h3, h4 {
   /* 主题强调色加深 + 对比色字，胶囊形 */
   background: color-mix(in srgb, var(--accent) 82%, #000);
   color: #fff !important;
-  font-weight: 600;
+  font-weight: 500;
   text-decoration: none !important;
   cursor: pointer;
   transition: filter 0.12s ease, opacity 0.12s ease;
@@ -754,7 +753,7 @@ a.j13-mention-token:hover {
   .kicker {
     font-family: var(--font-sans);
     font-size: 12.5px;
-    font-weight: 600;
+    font-weight: 500;
     letter-spacing: 0.02em;
     color: var(--ink-3);
   }
@@ -797,7 +796,7 @@ a.j13-mention-token:hover {
     padding: 10px 20px;
     border-radius: 999px;
     font-size: 14px;
-    font-weight: 600;
+    font-weight: 500;
     line-height: 1;
     border: 1px solid transparent;
     cursor: pointer;
@@ -918,7 +917,7 @@ a.j13-mention-token:hover {
   .field-label {
     display: block;
     font-size: 13px;
-    font-weight: 600;
+    font-weight: 500;
     color: var(--ink-2);
     margin-bottom: 8px;
   }
@@ -971,7 +970,7 @@ a.j13-mention-token:hover {
     align-items: center;
     gap: 4px;
     font-size: 12px;
-    font-weight: 700;
+    font-weight: 500;
     padding: 4px 11px;
     background: var(--clay-soft);
     color: var(--clay);
@@ -983,7 +982,7 @@ a.j13-mention-token:hover {
     align-items: center;
     gap: 4px;
     font-size: 12px;
-    font-weight: 700;
+    font-weight: 500;
     padding: 4px 11px;
     background: var(--gold-soft);
     color: var(--gold);
@@ -995,7 +994,7 @@ a.j13-mention-token:hover {
     align-items: center;
     gap: 4px;
     font-size: 12px;
-    font-weight: 700;
+    font-weight: 500;
     padding: 4px 11px;
     background: var(--accent-soft);
     color: var(--accent);
@@ -1006,18 +1005,23 @@ a.j13-mention-token:hover {
     display: inline-flex;
     align-items: center;
     font-size: 12px;
-    font-weight: 700;
+    font-weight: 500;
     padding: 4px 11px;
-    background: color-mix(in srgb, var(--accent) 12%, var(--tint));
-    color: var(--accent);
+    /* 固定靛紫，不跟主题 accent，避免与状态徽章撞色 */
+    background: color-mix(in srgb, #5b5bd6 12%, var(--panel));
+    color: #4f46b8;
     border-radius: 999px;
     white-space: nowrap;
   }
+  .dark .badge-type {
+    background: rgba(165, 180, 252, 0.16);
+    color: #a5b4fc;
+  }
   .badge-access {
     display: inline-flex;
     align-items: center;
     font-size: 12px;
-    font-weight: 700;
+    font-weight: 500;
     padding: 4px 11px;
     background: var(--tint);
     color: var(--ink-2);
@@ -1025,14 +1029,132 @@ a.j13-mention-token:hover {
     white-space: nowrap;
   }
 
-  /* 帖子列表中的板块小标签：全站统一浅灰配色，避免每行多色眩目 */
+  /* 类型帖状态徽章：浅色区分，避免同一灰；状态色固定，不跟主题 */
+  .badge-status {
+    display: inline-flex;
+    align-items: center;
+    font-size: 12px;
+    font-weight: 500;
+    padding: 4px 11px;
+    border-radius: 999px;
+    white-space: nowrap;
+  }
+  .badge-status-unsolved {
+    /* 淡红：待解决，与推荐金 / 已解决绿区分 */
+    background: color-mix(in srgb, #c8281e 11%, var(--panel));
+    color: #b91c1c;
+  }
+  .badge-status-solved {
+    background: color-mix(in srgb, var(--ok) 16%, var(--panel));
+    color: var(--ok);
+  }
+  .badge-status-open {
+    /* 进行中：天空蓝，不跟主题 accent，亦区别于类型徽章 */
+    background: color-mix(in srgb, #0284c7 12%, var(--panel));
+    color: #0369a1;
+  }
+  .badge-status-closed {
+    background: color-mix(in srgb, #5b6b8c 12%, var(--panel));
+    color: #5b6b8c;
+  }
+  .badge-status-expired {
+    background: color-mix(in srgb, var(--danger) 12%, var(--panel));
+    color: var(--danger);
+  }
+  .badge-status-drawn {
+    background: color-mix(in srgb, #7c5cbf 14%, var(--panel));
+    color: #6a4aad;
+  }
+  .dark .badge-status-unsolved {
+    background: rgba(255, 107, 96, 0.14);
+    color: #fca5a5;
+  }
+  .dark .badge-status-solved {
+    background: color-mix(in srgb, var(--ok) 22%, transparent);
+    color: var(--ok);
+  }
+  .dark .badge-status-open {
+    background: rgba(56, 189, 248, 0.14);
+    color: #7dd3fc;
+  }
+  .dark .badge-status-closed {
+    background: rgba(170, 182, 207, 0.14);
+    color: #aab6cf;
+  }
+  .dark .badge-status-expired {
+    background: color-mix(in srgb, var(--danger) 20%, transparent);
+    color: var(--danger);
+  }
+  .dark .badge-status-drawn {
+    background: rgba(192, 168, 245, 0.16);
+    color: #c0a8f5;
+  }
+
+  /* 站点公告列表 */
+  .j13-anno-list {
+    display: flex;
+    flex-direction: column;
+    gap: 8px;
+    margin-top: 10px;
+  }
+  .j13-anno-item {
+    display: flex;
+    align-items: flex-start;
+    gap: 0;
+    padding: 11px 12px 11px 0;
+    border-radius: 12px;
+    border: 1px solid var(--line);
+    background: transparent;
+    transition: background 0.15s ease, border-color 0.15s ease;
+    overflow: hidden;
+  }
+  .j13-anno-item::before {
+    content: "";
+    flex-shrink: 0;
+    width: 3px;
+    align-self: stretch;
+    margin-right: 11px;
+    border-radius: 0 2px 2px 0;
+    background: color-mix(in srgb, var(--accent) 55%, transparent);
+  }
+  .j13-anno-item:hover,
+  .j13-anno-item:focus-visible {
+    background: var(--accent-soft);
+    border-color: color-mix(in srgb, var(--accent) 28%, var(--line));
+  }
+  .j13-anno-item:hover::before,
+  .j13-anno-item:focus-visible::before {
+    background: var(--accent);
+  }
+  .j13-anno-item-body {
+    min-width: 0;
+    flex: 1;
+    padding-right: 2px;
+  }
+  .j13-anno-item-title {
+    display: block;
+    font-size: 13px;
+    font-weight: 400;
+    line-height: 1.45;
+    color: var(--ink);
+  }
+  .j13-anno-item:hover .j13-anno-item-title,
+  .j13-anno-item:focus-visible .j13-anno-item-title {
+    color: var(--accent);
+  }
+  .j13-anno-item-meta {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    margin-top: 6px;
+  }
   .j13-board-tag {
     display: inline-flex;
     align-items: center;
     padding: 0 7px;
     border-radius: 6px;
     font-size: 11px;
-    font-weight: 600;
+    font-weight: 500;
     line-height: 1.65;
     background: var(--tint);
     color: var(--ink-2);
@@ -1052,7 +1174,7 @@ a.j13-mention-token:hover {
     padding: 2px 10px;
     border-radius: 999px;
     font-size: 11px;
-    font-weight: 700;
+    font-weight: 500;
     line-height: 1.55;
     white-space: nowrap;
     overflow: hidden;
@@ -1116,7 +1238,7 @@ a.j13-mention-token:hover {
     background: var(--nav-active-bg);
     border-color: var(--nav-active-line);
     color: var(--nav-active-ink);
-    font-weight: 700;
+    font-weight: 600;
   }
 
   /* ----- 辅助 ----- */
@@ -1161,7 +1283,7 @@ a.j13-mention-token:hover {
     padding: 4.5px 12px;
     font-family: var(--font-sans);
     font-size: 12.5px;
-    font-weight: 600;
+    font-weight: 500;
     line-height: 1.35;
     color: var(--ink-3);
     cursor: pointer;
@@ -1177,7 +1299,7 @@ a.j13-mention-token:hover {
     background: var(--accent-soft);
     border-color: color-mix(in srgb, var(--accent) 38%, var(--line));
     color: var(--accent);
-    font-weight: 700;
+    font-weight: 600;
   }
   .j13-tab:active {
     transform: scale(0.97);
@@ -1218,7 +1340,7 @@ a.j13-mention-token:hover {
     background: var(--nav-active-bg);
     border-color: var(--nav-active-line);
     color: var(--nav-active-ink);
-    font-weight: 700;
+    font-weight: 600;
   }
 
   /* 首页左栏「全部讨论 / 板块目录」卡片：与面包屑的纯文字位置指引区分，
@@ -1251,6 +1373,7 @@ a.j13-mention-token:hover {
   }
   .j13-bcard-name {
     color: var(--ink);
+    font-size: 14px;
   }
   .j13-bcard[aria-current="page"] .j13-bcard-name {
     color: var(--nav-active-ink);
@@ -1285,7 +1408,7 @@ a.j13-mention-token:hover {
     align-items: center;
     gap: 7px;
     font-size: 13px;
-    font-weight: 700;
+    font-weight: 500;
     letter-spacing: 0.02em;
     color: var(--ink);
   }
@@ -1318,31 +1441,42 @@ a.j13-mention-token:hover {
     white-space: nowrap;
   }
 
-  /* 站点数据 bento 统计瓦片 */
+  /* 站点数据：无灰底瓦片，细线分隔 */
   .j13-pulse {
     display: grid;
     grid-template-columns: 1fr 1fr;
-    gap: 8px;
+    gap: 0;
+    margin-top: 10px;
+    border: 1px solid var(--line);
+    border-radius: var(--r-sm);
+    overflow: hidden;
   }
   .j13-pulse-cell {
     min-width: 0;
-    padding: 11px 12px 10px;
-    background: var(--panel-2);
-    border: 1px solid var(--line);
-    border-radius: var(--r-sm);
+    padding: 12px 14px 11px;
+    background: transparent;
+    border: 0;
+    border-radius: 0;
+  }
+  .j13-pulse-cell:nth-child(odd) {
+    border-right: 1px solid var(--line);
+  }
+  .j13-pulse-cell:nth-child(-n + 2) {
+    border-bottom: 1px solid var(--line);
   }
   .j13-pulse-lab {
     display: flex;
     align-items: center;
     gap: 5px;
     font-size: 11.5px;
+    font-weight: 400;
     color: var(--ink-3);
     white-space: nowrap;
   }
   .j13-pulse-num {
     margin-top: 6px;
-    font-size: 21px;
-    font-weight: 800;
+    font-size: 22px;
+    font-weight: 500;
     line-height: 1.05;
     letter-spacing: -0.015em;
     color: var(--ink);
@@ -1354,6 +1488,7 @@ a.j13-mention-token:hover {
     gap: 3px;
     margin-top: 6px;
     font-size: 10.5px;
+    font-weight: 400;
     line-height: 1;
     color: var(--ink-3);
     font-variant-numeric: tabular-nums;
@@ -1361,7 +1496,7 @@ a.j13-mention-token:hover {
   }
   .j13-pulse-foot.is-up {
     color: var(--ok);
-    font-weight: 600;
+    font-weight: 400;
   }
   .j13-pulse-dot {
     position: relative;
@@ -1409,7 +1544,7 @@ a.j13-mention-token:hover {
     padding: 6px 11px;
     border-radius: 9999px;
     font-size: 12px;
-    font-weight: 600;
+    font-weight: 500;
     white-space: nowrap;
   }
 
@@ -1433,7 +1568,7 @@ a.j13-mention-token:hover {
     padding-top: 2px;
     text-align: center;
     font-size: 13px;
-    font-weight: 800;
+    font-weight: 500;
     font-variant-numeric: tabular-nums;
     color: var(--ink-3);
     flex-shrink: 0;
@@ -1481,7 +1616,7 @@ a.j13-mention-token:hover {
     background: var(--panel);
     border-radius: 999px;
     font-size: 13px;
-    font-weight: 600;
+    font-weight: 500;
     color: var(--ink-2);
     white-space: nowrap;
     transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
@@ -1608,14 +1743,14 @@ a.j13-mention-token:hover {
 /* 子回复昵称 */
 .cmt-reply-name {
   font-size: 13px;
-  font-weight: 600;
+  font-weight: 500;
   color: var(--ink-2);
 }
 
 /* 楼层号标签（主评论昵称旁） */
 .cmt-floor-label {
   font-size: 11.5px;
-  font-weight: 600;
+  font-weight: 500;
   color: var(--ink-3);
   text-decoration: none;
   padding: 1px 6px;
@@ -1650,7 +1785,7 @@ a.j13-mention-token:hover {
 /* 被回复者名称（可点击跳转） */
 .cmt-reply-target {
   font-size: 13px;
-  font-weight: 600;
+  font-weight: 500;
   color: var(--ink-2);
   text-decoration: none;
   white-space: nowrap;
@@ -1680,7 +1815,7 @@ a.j13-mention-token:hover {
   align-items: center;
   gap: 4px;
   font-size: 12.5px;
-  font-weight: 600;
+  font-weight: 500;
   color: var(--accent);
   padding: 4px 10px;
   border-radius: 99px;
@@ -1765,7 +1900,7 @@ a.j13-mention-token:hover {
   z-index: 10001;
   padding: 10px 18px;
   font-size: 13.5px;
-  font-weight: 600;
+  font-weight: 500;
   background: var(--accent);
   color: var(--accent-on);
   border-radius: 999px;
diff --git a/frontend/app/points/PointsClient.tsx b/frontend/app/points/PointsClient.tsx
index de7cc6e..b418820 100644
--- a/frontend/app/points/PointsClient.tsx
+++ b/frontend/app/points/PointsClient.tsx
@@ -87,7 +87,7 @@ export default function PointsClient() {
                 style={{ borderTop: "1px solid var(--line)" }}
               >
                 <div className="min-w-0">
-                  <p className="font-bold text-[14px]" style={{ color: "var(--ink)" }}>
+                  <p className="text-[14px]" style={{ color: "var(--ink)" }}>
                     {pointReasonLabel(it.reason)}
                   </p>
                   {it.note && (
diff --git a/frontend/app/post/[id]/page.tsx b/frontend/app/post/[id]/page.tsx
index dfeecf6..48fcccf 100644
--- a/frontend/app/post/[id]/page.tsx
+++ b/frontend/app/post/[id]/page.tsx
@@ -38,7 +38,7 @@ import PostAttachments from "@/components/PostAttachments";
 import PostInteractPanels from "@/components/PostInteractPanels";
 import { canModerateBoard } from "@/lib/roles";
 import { IconComment, IconEye } from "@/components/Icons";
-import { normalizePostType, postTypeLabel, contentAccessLabel, typeStatusLabel } from "@/lib/postMeta";
+import { normalizePostType, postTypeLabel, contentAccessLabel, typeStatusLabel, typeStatusClass } from "@/lib/postMeta";
 
 interface PageProps {
   params: Promise<{ id: string }>;
@@ -128,7 +128,7 @@ function BoardCard({ board }: { board: Board }) {
           {board.name.slice(0, 1)}
         </span>
         <span
-          className="font-bold text-[14.5px] truncate group-hover:text-[var(--accent)] transition-colors"
+          className="font-semibold text-[14.5px] truncate group-hover:text-[var(--accent)] transition-colors"
           style={{ color: "var(--ink)" }}
         >
           {board.name}
@@ -163,7 +163,7 @@ function AuthorRailCard({ profile }: { profile: UserProfile }) {
         <div className="min-w-0">
           <Link
             href={`/u/${u.id}`}
-            className="block font-bold text-[14.5px] truncate hover:text-[var(--accent)] transition-colors"
+            className="block font-semibold text-[14.5px] truncate hover:text-[var(--accent)] transition-colors"
             style={{ color: "var(--ink)" }}
           >
             {u.nickname}
@@ -205,7 +205,7 @@ function AuthorPosts({ posts }: { posts: PostListItem[] }) {
               className="block rounded-[10px] px-2 py-2 transition-colors hover:bg-[var(--accent-soft)] focus-visible:bg-[var(--accent-soft)]"
             >
               <span
-                className="block text-[13px] font-semibold leading-snug line-clamp-2"
+                className="block text-[13px] leading-snug line-clamp-2"
                 style={{ color: "var(--ink)" }}
               >
                 {p.title}
@@ -247,7 +247,7 @@ function RelatedPosts({
               <span className="j13-rank-no">{i + 1}</span>
               <span className="min-w-0 flex-1">
                 <span
-                  className="block text-[13px] font-semibold leading-snug line-clamp-2"
+                  className="block text-[13px] leading-snug line-clamp-2"
                   style={{ color: "var(--ink)" }}
                 >
                   {p.title}
@@ -267,7 +267,7 @@ function RelatedPosts({
       </ol>
       <Link
         href={`/board/${boardId}`}
-        className="j13-raillink justify-center mt-1.5 text-[12.5px] font-semibold"
+        className="j13-raillink justify-center mt-1.5 text-[12.5px]"
         style={{ color: "var(--accent)" }}
       >
         查看全部 <ChevronRight size={13} />
@@ -281,7 +281,7 @@ function AuthorCardStacked({ profile }: { profile: UserProfile }) {
   return (
     <div className="panel p-5 sm:p-6">
       <p
-        className="text-[11.5px] font-bold tracking-[0.08em] uppercase mb-3.5"
+        className="text-[11.5px] font-medium tracking-[0.08em] uppercase mb-3.5"
         style={{ color: "var(--ink-3)" }}
       >
         关于作者
@@ -294,7 +294,7 @@ function AuthorCardStacked({ profile }: { profile: UserProfile }) {
           <div className="flex items-center gap-2 flex-wrap">
             <Link
               href={`/u/${profile.user.id}`}
-              className="font-bold text-[15px] hover:text-[var(--accent)] transition-colors"
+              className="font-semibold text-[15px] hover:text-[var(--accent)] transition-colors"
               style={{ color: "var(--ink)" }}
             >
               {profile.user.nickname}
@@ -352,6 +352,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
   const isPublished = post.status === "published";
   const postType = normalizePostType(post.post_type);
   const typeStatus = typeStatusLabel(postType, post.type_status);
+  const typeStatusCls = typeStatus ? typeStatusClass(postType, post.type_status) : "";
   const canManageTyped =
     !!me.user && (me.user.id === post.user.id || canModerateBoard(me.user, post.board_id));
   const canSeeStatus = canManageTyped;
@@ -449,8 +450,8 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
                   {postType !== "discussion" && postType !== "question" && (
                     <span className="badge-type shrink-0 mt-2 sm:mt-3">{postTypeLabel(postType)}</span>
                   )}
-                  {typeStatus && (
-                    <span className="badge-access shrink-0 mt-2 sm:mt-3">{typeStatus}</span>
+                  {typeStatus && typeStatusCls && (
+                    <span className={`${typeStatusCls} shrink-0 mt-2 sm:mt-3`}>{typeStatus}</span>
                   )}
                   {post.content_access && post.content_access !== "public" && (
                     <span className="badge-access shrink-0 mt-2 sm:mt-3">
@@ -459,7 +460,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
                   )}
                   {!isPublished && canSeeStatus && post.status === "pending" && (
                     <span
-                      className="inline-flex items-center gap-1 rounded-full px-2.5 py-0.5 text-[11.5px] font-bold shrink-0 mt-2 sm:mt-3"
+                      className="inline-flex items-center gap-1 rounded-full px-2.5 py-0.5 text-[11.5px] font-medium shrink-0 mt-2 sm:mt-3"
                       style={{ background: "var(--gold-soft)", color: "var(--gold)" }}
                     >
                       等待审核
@@ -467,7 +468,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
                   )}
                   {!isPublished && canSeeStatus && post.status === "rejected" && (
                     <span
-                      className="inline-flex items-center gap-1 rounded-full px-2.5 py-0.5 text-[11.5px] font-bold shrink-0 mt-2 sm:mt-3"
+                      className="inline-flex items-center gap-1 rounded-full px-2.5 py-0.5 text-[11.5px] font-medium shrink-0 mt-2 sm:mt-3"
                       style={{ background: "var(--danger-soft)", color: "var(--danger)" }}
                     >
                       未通过审核
@@ -486,7 +487,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
                     </Link>
                     <Link
                       href={`/u/${post.user.id}`}
-                      className="min-w-0 truncate text-[15px] font-bold hover:text-[var(--accent)] transition-colors"
+                      className="min-w-0 truncate text-[15px] font-semibold hover:text-[var(--accent)] transition-colors"
                       style={{ color: "var(--ink)" }}
                     >
                       {post.user.nickname}
@@ -607,7 +608,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
               />
             ) : (
               <section className="panel p-6 sm:p-8 mt-6 text-center" aria-label="评论区">
-                <p className="text-[14px] font-bold" style={{ color: "var(--ink-2)" }}>
+                <p className="text-[14px]" style={{ color: "var(--ink-2)" }}>
                   {post.status === "pending" ? "帖子审核通过后开放评论" : "帖子未通过审核，评论已关闭"}
                 </p>
                 <p className="meta mt-1.5 text-[12.5px]">
diff --git a/frontend/app/u/[id]/page.tsx b/frontend/app/u/[id]/page.tsx
index b2b1ee4..79db28f 100644
--- a/frontend/app/u/[id]/page.tsx
+++ b/frontend/app/u/[id]/page.tsx
@@ -143,6 +143,7 @@ export default async function UserPage({ params, searchParams }: UserPageProps)
             <Link
               href={`/u/${id}?tab=security`}
               aria-label="安全设置"
+              data-tip="安全设置"
               className="inline-flex w-8 h-8 items-center justify-center rounded-full border transition-colors hover:border-[var(--accent)] hover:text-[var(--accent)]"
               style={{ background: "var(--panel)", borderColor: "var(--line-2)", color: "var(--ink-2)" }}
             >
diff --git a/frontend/components/CommentSection.tsx b/frontend/components/CommentSection.tsx
index 8273087..93029d1 100644
--- a/frontend/components/CommentSection.tsx
+++ b/frontend/components/CommentSection.tsx
@@ -1,4 +1,4 @@
-"use client";
+"use client";
 
 import { useRef, useState } from "react";
 import { useRouter } from "next/navigation";
@@ -280,7 +280,7 @@ export default function CommentSection({
                     <button
                       onClick={() => openReply(c)}
                       className={`cmt-reply-btn transition-colors ${
-                        replyTarget?.id === c.id ? "!text-[var(--accent)] font-semibold" : ""
+                        replyTarget?.id === c.id ? "!text-[var(--accent)]" : ""
                       }`}
                       aria-label={`回复 ${c.user.nickname || c.user.username}`}
                       data-tip="回复"
@@ -294,7 +294,7 @@ export default function CommentSection({
                   {canAccept(c) && (
                     <button
                       type="button"
-                      className="cmt-reply-btn !text-[var(--accent)] font-semibold"
+                      className="cmt-reply-btn !text-[var(--accent)]"
                       disabled={acceptingId === c.id}
                       onClick={() => void handleAccept(c.id, c.user.id)}
                       data-tip={acceptMode === "question" ? "采纳为最佳答案" : "采纳并发放悬赏积分"}
@@ -308,7 +308,7 @@ export default function CommentSection({
                     onClick={() => handleDelete(c.id)}
                     disabled={deletingId === c.id}
                     className={`meta transition-colors disabled:opacity-50 p-1 ${
-                      confirmingId === c.id ? "!text-[var(--danger)] font-semibold" : "hover:text-[var(--danger)]"
+                      confirmingId === c.id ? "!text-[var(--danger)]" : "hover:text-[var(--danger)]"
                     }`}
                     aria-label={confirmingId === c.id ? "再次点击确认删除" : "删除评论"}
                     data-tip={confirmingId === c.id ? "再点一次确认删除" : "删除"}
@@ -350,7 +350,7 @@ export default function CommentSection({
           <div className="flex-1 min-w-0">
             <div className="flex items-center gap-2.5 mb-1.5">
               <Link href={`/u/${c.user.id}`} className="group">
-                <span className="font-semibold truncate group-hover:text-[var(--accent)] transition-colors text-sm" style={{ color: "var(--ink)" }}>
+                <span className="truncate group-hover:text-[var(--accent)] transition-colors text-sm" style={{ color: "var(--ink)" }}>
                   {c.user.nickname || c.user.username}
                 </span>
               </Link>
@@ -372,7 +372,7 @@ export default function CommentSection({
                   <button
                     onClick={() => openReply(c)}
                     className={`cmt-reply-btn transition-colors ${
-                      replyTarget?.id === c.id ? "!text-[var(--accent)] font-semibold" : ""
+                      replyTarget?.id === c.id ? "!text-[var(--accent)]" : ""
                     }`}
                     aria-label={`回复 ${c.user.nickname || c.user.username}`}
                     data-tip="回复"
@@ -386,7 +386,7 @@ export default function CommentSection({
                 {canAccept(c) && (
                   <button
                     type="button"
-                    className="cmt-reply-btn !text-[var(--accent)] font-semibold"
+                    className="cmt-reply-btn !text-[var(--accent)]"
                     disabled={acceptingId === c.id}
                     onClick={() => void handleAccept(c.id, c.user.id)}
                     data-tip={acceptMode === "question" ? "采纳为最佳答案" : "采纳并发放悬赏积分"}
@@ -400,7 +400,7 @@ export default function CommentSection({
                   onClick={() => handleDelete(c.id)}
                   disabled={deletingId === c.id}
                   className={`meta transition-colors disabled:opacity-50 p-1 ${
-                    confirmingId === c.id ? "!text-[var(--danger)] font-semibold" : "hover:text-[var(--danger)]"
+                    confirmingId === c.id ? "!text-[var(--danger)]" : "hover:text-[var(--danger)]"
                   }`}
                   aria-label={confirmingId === c.id ? "再次点击确认删除" : "删除评论"}
                   data-tip={confirmingId === c.id ? "再点一次确认删除" : "删除"}
@@ -447,11 +447,11 @@ export default function CommentSection({
   return (
     <section className="panel p-6 sm:p-8 mt-6" aria-label="评论区">
       <div className="flex items-center gap-2.5 mb-6">
-        <h2 className="text-lg font-extrabold" style={{ color: "var(--ink)" }}>
+        <h2 className="text-lg font-semibold" style={{ color: "var(--ink)" }}>
           评论
         </h2>
         <span
-          className="text-[12px] font-bold px-2 py-0.5 rounded-full tabular-nums"
+          className="text-[12px] font-medium px-2 py-0.5 rounded-full tabular-nums"
           style={{ background: "var(--accent-soft)", color: "var(--accent)" }}
         >
           {totalComments}
@@ -503,7 +503,7 @@ export default function CommentSection({
         {comments.length === 0 && (
           <div className="text-center py-14">
             <MessagesSquare size={28} className="mx-auto mb-3" style={{ color: "var(--ink-3)" }} />
-            <p className="text-sm font-semibold" style={{ color: "var(--ink-2)" }}>
+            <p className="text-sm" style={{ color: "var(--ink-2)" }}>
               暂无评论
             </p>
             <p className="meta text-[12.5px] mt-1">来说两句，抢占沙发</p>
diff --git a/frontend/components/Header.tsx b/frontend/components/Header.tsx
index b03ea47..4cc0905 100644
--- a/frontend/components/Header.tsx
+++ b/frontend/components/Header.tsx
@@ -228,7 +228,7 @@ export default function Header({
               <span className="block font-extrabold text-[17px] tracking-tight" style={{ color: "var(--ink)" }}>
                 姜十三
               </span>
-              <span className="block text-[10.5px] font-semibold mt-0.5" style={{ color: "var(--ink-3)" }}>
+              <span className="block text-[10.5px] mt-0.5" style={{ color: "var(--ink-3)" }}>
                 J13 社区
               </span>
             </span>
@@ -307,7 +307,7 @@ export default function Header({
               <MessageSquare size={17} />
               {chatUnread > 0 && (
                 <span
-                  className="absolute -top-1 -right-1 min-w-[18px] h-[18px] px-1 text-[10px] font-bold flex items-center justify-center rounded-full"
+                  className="absolute -top-1 -right-1 min-w-[18px] h-[18px] px-1 text-[10px] font-medium flex items-center justify-center rounded-full"
                   style={{
                     background: "var(--clay)",
                     color: "#fff",
@@ -377,7 +377,7 @@ export default function Header({
                   <MessageSquare size={15} /> 消息
                   {chatUnread > 0 && (
                     <span
-                      className="inline-flex items-center justify-center min-w-[16px] h-4 px-1 text-[10px] font-bold rounded-full"
+                      className="inline-flex items-center justify-center min-w-[16px] h-4 px-1 text-[10px] font-medium rounded-full"
                       style={{ background: "var(--clay)", color: "#fff" }}
                     >
                       {chatUnread > 99 ? "99+" : chatUnread}
@@ -431,7 +431,7 @@ function NavPill({
   return (
     <Link
       href={href}
-      className="inline-flex items-center gap-1.5 px-3.5 py-2 rounded-full text-[13.5px] font-semibold transition-colors"
+      className="inline-flex items-center gap-1.5 px-3.5 py-2 rounded-full text-[13.5px] transition-colors"
       style={
         active
           ? { background: "var(--accent-soft)", color: "var(--accent)" }
@@ -456,7 +456,7 @@ function MobileLink({
   return (
     <Link
       href={href}
-      className="px-3 py-3 rounded-2xl text-[15px] font-semibold transition-colors"
+      className="px-3 py-3 rounded-2xl text-[15px] transition-colors"
       style={{
         color: active ? "var(--accent)" : "var(--ink)",
         background: active ? "var(--accent-soft)" : "transparent",
@@ -492,7 +492,7 @@ function UserMenu({ user, onLogout }: { user: User; onLogout: () => void }) {
   }, [open]);
 
   const itemCls =
-    "w-full flex items-center gap-2.5 px-4 py-2.5 text-[13.5px] font-semibold transition-colors hover:bg-[var(--accent-soft)] focus-visible:bg-[var(--accent-soft)]";
+    "w-full flex items-center gap-2.5 px-4 py-2.5 text-[13.5px] transition-colors hover:bg-[var(--accent-soft)] focus-visible:bg-[var(--accent-soft)]";
 
   return (
     <div className="relative hidden lg:block" ref={menuRef}>
@@ -508,7 +508,7 @@ function UserMenu({ user, onLogout }: { user: User; onLogout: () => void }) {
       >
         <Avatar name={user.nickname || user.username} src={user.avatar || undefined} size={28} />
         <span
-          className="text-[13px] font-semibold max-w-[90px] truncate"
+          className="text-[13px] max-w-[90px] truncate"
           style={{ color: open ? "var(--accent)" : "var(--ink)" }}
         >
           {user.nickname}
@@ -540,7 +540,7 @@ function UserMenu({ user, onLogout }: { user: User; onLogout: () => void }) {
           >
             <Avatar name={user.nickname || user.username} src={user.avatar || undefined} size={38} />
             <div className="min-w-0">
-              <p className="text-[14px] font-bold truncate" style={{ color: "var(--ink)" }}>
+              <p className="text-[14px] truncate" style={{ color: "var(--ink)" }}>
                 {user.nickname}
               </p>
               <p className="meta text-xs truncate">@ {user.username}</p>
diff --git a/frontend/components/LikeButton.tsx b/frontend/components/LikeButton.tsx
index 9ac3db5..d9b30de 100644
--- a/frontend/components/LikeButton.tsx
+++ b/frontend/components/LikeButton.tsx
@@ -75,7 +75,7 @@ export default function LikeButton({
       data-tip={liked ? "取消点赞" : "点赞"}
       aria-label={liked ? "取消点赞" : "点赞"}
       aria-pressed={liked}
-      className={`j13-like inline-flex items-center justify-center font-semibold tabular-nums rounded-full border disabled:opacity-50 ${liked ? "is-liked" : ""} ${sizeCls}`}
+      className={`j13-like inline-flex items-center justify-center tabular-nums rounded-full border disabled:opacity-50 ${liked ? "is-liked" : ""} ${sizeCls}`}
     >
       <span key={String(liked)} className={liked ? "j13-heart-pop inline-flex" : "inline-flex"}>
         <IconHeart size={iconSize} filled={liked} />
diff --git a/frontend/components/NotificationBell.tsx b/frontend/components/NotificationBell.tsx
index 2b90d78..b6da141 100644
--- a/frontend/components/NotificationBell.tsx
+++ b/frontend/components/NotificationBell.tsx
@@ -168,7 +168,7 @@ export default function NotificationBell({ initialUnread = 0 }: { initialUnread?
         <Bell size={17} />
         {unread > 0 && (
           <span
-            className="absolute -top-1 -right-1 min-w-[18px] h-[18px] px-1 text-[10px] font-bold flex items-center justify-center rounded-full"
+            className="absolute -top-1 -right-1 min-w-[18px] h-[18px] px-1 text-[10px] font-medium flex items-center justify-center rounded-full"
             style={{
               background: "var(--clay)",
               color: "#fff",
@@ -194,7 +194,7 @@ export default function NotificationBell({ initialUnread = 0 }: { initialUnread?
             className="flex items-center justify-between px-5 py-3.5"
             style={{ borderBottom: "1px solid var(--line)" }}
           >
-            <span className="font-bold text-[15px]" style={{ color: "var(--ink)" }}>通知</span>
+            <span className="font-semibold text-[15px]" style={{ color: "var(--ink)" }}>通知</span>
             {unread > 0 && (
               <button
                 onClick={handleMarkAllRead}
@@ -238,7 +238,7 @@ export default function NotificationBell({ initialUnread = 0 }: { initialUnread?
                     <p className="text-sm leading-snug" style={{ color: "var(--ink)" }}>
                       {approval ? (
                         <span
-                          className="font-bold"
+                          className="font-medium"
                           style={{ color: n.type === "approved" ? "var(--ok)" : "var(--danger)" }}
                         >
                           {actionText(n)}
diff --git a/frontend/components/PostComposer.tsx b/frontend/components/PostComposer.tsx
index 28c6c2a..f5aba62 100644
--- a/frontend/components/PostComposer.tsx
+++ b/frontend/components/PostComposer.tsx
@@ -665,7 +665,7 @@ export default function PostComposer(props: PostComposerProps) {
         {/* 类型专属面板 */}
         {postType === "poll" && (
           <div className="j13-compose-typepanel shrink-0 space-y-3">
-            <p className="font-bold text-[14px]" style={{ color: "var(--ink)" }}>
+            <p className="font-semibold text-[14px]" style={{ color: "var(--ink)" }}>
               投票选项
             </p>
             {!canEditPoll && (
@@ -732,7 +732,7 @@ export default function PostComposer(props: PostComposerProps) {
         )}
         {postType === "bounty" && (
           <div className="j13-compose-typepanel shrink-0 space-y-3">
-            <p className="font-bold text-[14px]" style={{ color: "var(--ink)" }}>
+            <p className="font-semibold text-[14px]" style={{ color: "var(--ink)" }}>
               悬赏积分
             </p>
             <p className="meta text-[12.5px]">
@@ -773,7 +773,7 @@ export default function PostComposer(props: PostComposerProps) {
         )}
         {postType === "lottery" && (
           <div className="j13-compose-typepanel shrink-0 space-y-3">
-            <p className="font-bold text-[14px]" style={{ color: "var(--ink)" }}>
+            <p className="font-semibold text-[14px]" style={{ color: "var(--ink)" }}>
               抽奖设置
             </p>
             <p className="meta text-[12.5px]">
@@ -887,7 +887,7 @@ export default function PostComposer(props: PostComposerProps) {
                 <li key={a.id} className="j13-compose-attach-row">
                   <Download size={15} className="shrink-0 opacity-50" />
                   <div className="min-w-0 flex-1">
-                    <div className="truncate font-semibold text-[13.5px]">{a.name}</div>
+                    <div className="truncate text-[13.5px]">{a.name}</div>
                     <div className="meta text-[12px]">{formatSize(a.size)}</div>
                   </div>
                   <label className="meta text-[12px] flex items-center gap-1.5 shrink-0">
diff --git a/frontend/components/PostInteractPanels.tsx b/frontend/components/PostInteractPanels.tsx
index e8752a0..bfb8aab 100644
--- a/frontend/components/PostInteractPanels.tsx
+++ b/frontend/components/PostInteractPanels.tsx
@@ -75,7 +75,7 @@ function QuestionPanel({ postId, state }: { postId: number; state: QuestionState
     <section className="j13-interact-card">
       <div className="flex flex-wrap items-center justify-between gap-3">
         <div>
-          <h2 className="font-extrabold text-[15px]" style={{ color: "var(--ink)" }}>
+          <h2 className="font-semibold text-[15px]" style={{ color: "var(--ink)" }}>
             问答 · {state.solved ? "已解决" : "未解决"}
           </h2>
           <p className="meta text-[12.5px] mt-1">
@@ -173,7 +173,7 @@ function PollPanel({
   return (
     <section className="j13-interact-card">
       <div className="flex items-center justify-between gap-3 mb-3">
-        <h2 className="font-extrabold text-[15px]" style={{ color: "var(--ink)" }}>
+        <h2 className="font-semibold text-[15px]" style={{ color: "var(--ink)" }}>
           投票{state.multi ? "（多选）" : "（单选）"}
           {state.anonymous ? " · 匿名" : " · 实名"}
         </h2>
@@ -209,7 +209,7 @@ function PollPanel({
                   />
                 )}
                 <span className="relative flex items-center justify-between gap-3">
-                  <span className="font-semibold text-[14px]" style={{ color: "var(--ink)" }}>
+                  <span className="text-[14px]" style={{ color: "var(--ink)" }}>
                     {state.can_vote ? (checked ? "✓ " : "") : ""}
                     {o.text}
                   </span>
@@ -226,7 +226,7 @@ function PollPanel({
                     <li key={v.id}>
                       <Link
                         href={`/u/${v.id}`}
-                        className="inline-flex items-center gap-1.5 rounded-full px-2 py-0.5 text-[12px] font-semibold"
+                        className="inline-flex items-center gap-1.5 rounded-full px-2 py-0.5 text-[12px]"
                         style={{ background: "var(--accent-soft)", color: "var(--accent)" }}
                       >
                         <Avatar name={v.nickname || v.username} src={v.avatar || undefined} size={16} />
@@ -304,7 +304,7 @@ function BountyPanel({ postId, state }: { postId: number; state: BountyState })
     <section className="j13-interact-card">
       <div className="flex flex-wrap items-center justify-between gap-3">
         <div>
-          <h2 className="font-extrabold text-[15px]" style={{ color: "var(--ink)" }}>
+          <h2 className="font-semibold text-[15px]" style={{ color: "var(--ink)" }}>
             悬赏 {state.points} 积分
           </h2>
           <p className="meta text-[12.5px] mt-1">
@@ -357,7 +357,7 @@ function LotteryPanel({
     <section className="j13-interact-card">
       <div className="flex flex-wrap items-center justify-between gap-3 mb-3">
         <div>
-          <h2 className="font-extrabold text-[15px]" style={{ color: "var(--ink)" }}>
+          <h2 className="font-semibold text-[15px]" style={{ color: "var(--ink)" }}>
             抽奖 · {state.slots} 个名额
           </h2>
           <p className="meta text-[12.5px] mt-1">
@@ -395,7 +395,7 @@ function LotteryPanel({
       </div>
       {state.drawn && (
         <div>
-          <p className="font-bold text-[13px] mb-2" style={{ color: "var(--ink)" }}>
+          <p className="font-semibold text-[13px] mb-2" style={{ color: "var(--ink)" }}>
             {state.winners.length > 0 ? "中奖名单" : "无人回帖，开奖结果为空"}
           </p>
           {state.winners.length > 0 && (
@@ -408,7 +408,7 @@ function LotteryPanel({
                     style={{ background: "var(--accent-soft)", color: "var(--accent)" }}
                   >
                     <Avatar name={w.nickname || w.username} src={w.avatar || undefined} size={22} />
-                    <span className="text-[13px] font-bold">{w.nickname || w.username}</span>
+                    <span className="text-[13px]">{w.nickname || w.username}</span>
                   </Link>
                 </li>
               ))}
diff --git a/frontend/components/PostRow.tsx b/frontend/components/PostRow.tsx
index 905fda3..95db602 100644
--- a/frontend/components/PostRow.tsx
+++ b/frontend/components/PostRow.tsx
@@ -2,14 +2,14 @@ import Link from "next/link";
 import { ArrowLeft } from "lucide-react";
 import type { PostListItem } from "@/lib/api";
 import { formatRelative } from "@/lib/format";
-import { normalizePostType, postTypeLabel, contentAccessLabel, typeStatusLabel } from "@/lib/postMeta";
+import { normalizePostType, postTypeLabel, contentAccessLabel, typeStatusLabel, typeStatusClass } from "@/lib/postMeta";
 import LikeButton from "./LikeButton";
 import Avatar from "./Avatar";
 import { IconComment, IconEye } from "./Icons";
 
 /**
  * 帖子列表行（参考社区信息流样式）：
- * 大头像 + 加粗标题（徽章内联）+ 第二行「板块 · 作者 · 发布时间 ← 最后回复」+
+ * 大头像 + 标题（徽章内联）+ 第二行「板块 · 作者 · 发布时间 ← 最后回复」+
  * 右侧评论数等统计垂直居中。用于首页/板块页/搜索结果。
  */
 export default function PostRow({
@@ -31,6 +31,7 @@ export default function PostRow({
   const replied = lastReply && new Date(lastReply.created_at).getTime() > new Date(post.created_at).getTime() + 60_000;
   const pt = normalizePostType(post.post_type);
   const statusBadge = pt !== "discussion" ? typeStatusLabel(pt, post.type_status) : "";
+  const statusClass = statusBadge ? typeStatusClass(pt, post.type_status) : "";
 
   return (
     <div
@@ -65,9 +66,7 @@ export default function PostRow({
               aria-label={post.title}
             >
               <h3
-                className={`font-bold leading-snug truncate transition-colors group-hover:text-[var(--accent)] ${
-                  compact ? "text-[15px]" : "text-[16px] sm:text-[17px]"
-                }`}
+                className="text-[15px] font-normal leading-snug truncate transition-colors group-hover:text-[var(--accent)]"
                 style={{ color: "var(--ink)" }}
               >
                 {post.title}
@@ -78,8 +77,8 @@ export default function PostRow({
             {pt !== "discussion" && pt !== "question" && (
               <span className="badge-type shrink-0">{postTypeLabel(post.post_type)}</span>
             )}
-            {statusBadge && (
-              <span className="badge-access shrink-0">{statusBadge}</span>
+            {statusBadge && statusClass && (
+              <span className={`${statusClass} shrink-0`}>{statusBadge}</span>
             )}
             {post.content_access && post.content_access !== "public" && (
               <span className="badge-access shrink-0">{contentAccessLabel(post.content_access)}</span>
@@ -98,7 +97,7 @@ export default function PostRow({
           )}
           <Link
             href={`/u/${post.user.id}`}
-            className="font-semibold hover:text-[var(--accent)] transition-colors"
+            className="hover:text-[var(--accent)] transition-colors"
             style={{ color: "var(--ink-2)" }}
           >
             {post.user.nickname}
diff --git a/frontend/components/RoleBadge.tsx b/frontend/components/RoleBadge.tsx
index 8988d00..0fdc532 100644
--- a/frontend/components/RoleBadge.tsx
+++ b/frontend/components/RoleBadge.tsx
@@ -57,7 +57,7 @@ export default function RoleBadge({
 
   return (
     <span
-      className={`inline-flex items-center gap-1 rounded-full px-2 py-0.5 text-[11px] font-bold leading-[1.6] ${
+      className={`inline-flex items-center gap-1 rounded-full px-2 py-0.5 text-[11px] font-medium leading-[1.6] ${
         truncate ? "max-w-full whitespace-nowrap" : "whitespace-nowrap"
       } ${className}`}
       style={{ background: `var(${meta.softToken})`, color: `var(${meta.colorToken})` }}
diff --git a/frontend/components/TipHost.tsx b/frontend/components/TipHost.tsx
index c30f41b..d424b4f 100644
--- a/frontend/components/TipHost.tsx
+++ b/frontend/components/TipHost.tsx
@@ -10,6 +10,67 @@ type TipState = {
   place: "top" | "bottom";
 } | null;
 
+function norm(s: string): string {
+  return s.replace(/\s+/g, " ").trim();
+}
+
+/** 可见文字：跳过 aria-hidden / svg / img，避免把图标标题算进来 */
+function getVisibleText(root: Element): string {
+  const parts: string[] = [];
+  const walk = (node: Node) => {
+    if (node.nodeType === Node.TEXT_NODE) {
+      const t = node.textContent?.replace(/\s+/g, " ").trim();
+      if (t) parts.push(t);
+      return;
+    }
+    if (!(node instanceof Element)) return;
+    if (node.getAttribute("aria-hidden") === "true") return;
+    const tag = node.tagName.toUpperCase();
+    if (tag === "SVG" || tag === "IMG" || tag === "CANVAS" || tag === "PATH") return;
+    for (const child of node.childNodes) walk(child);
+  };
+  walk(root);
+  return norm(parts.join(" "));
+}
+
+/** 是否存在省略截断（含 line-clamp） */
+function isVisuallyTruncated(root: Element): boolean {
+  const nodes: Element[] = [root, ...Array.from(root.querySelectorAll("*"))];
+  for (const el of nodes) {
+    if (!(el instanceof HTMLElement)) continue;
+    if (el.clientWidth <= 0 && el.clientHeight <= 0) continue;
+    const st = getComputedStyle(el);
+    const ellipsis = st.textOverflow === "ellipsis" || el.classList.contains("truncate");
+    const nowrapHidden =
+      (st.overflowX === "hidden" || st.overflow === "hidden") &&
+      (st.whiteSpace === "nowrap" || st.whiteSpace === "pre");
+    const clampRaw = st.getPropertyValue("-webkit-line-clamp").trim();
+    const clamped = Boolean(clampRaw) && clampRaw !== "none";
+    if (ellipsis || nowrapHidden) {
+      if (el.scrollWidth > el.clientWidth + 1) return true;
+    }
+    if (clamped && el.scrollHeight > el.clientHeight + 1) return true;
+  }
+  return false;
+}
+
+/**
+ * 仅在以下场景显示气泡：
+ * 1. 提示文案与可见内容不一致（且提示未完整出现在可见文字中）
+ * 2. 停留目标无可见文字（图标等）
+ * 3. 可见内容被省略截断，需要补全
+ */
+function shouldShowTip(host: Element, tip: string): boolean {
+  if (isVisuallyTruncated(host)) return true;
+  const visible = getVisibleText(host);
+  if (!visible) return true;
+  const nTip = norm(tip);
+  const nVis = visible;
+  if (nTip === nVis) return false;
+  if (nVis.includes(nTip)) return false;
+  return true;
+}
+
 /**
  * 全站悬停即显提示：监听 [data-tip]，替代浏览器原生 title 的延迟气泡。
  * 挂在 root layout 即可，业务侧写 data-tip="文案" 并保留 aria-label。
@@ -38,6 +99,16 @@ export default function TipHost() {
       });
     };
 
+    const tryShow = (host: Element) => {
+      const text = host.getAttribute("data-tip")?.trim();
+      if (!text || !shouldShowTip(host, text)) {
+        hide();
+        return;
+      }
+      activeEl.current = host;
+      placeTip(host, text);
+    };
+
     const onOver = (e: Event) => {
       const t = e.target;
       if (!(t instanceof Element)) return;
@@ -46,18 +117,12 @@ export default function TipHost() {
         if (activeEl.current) hide();
         return;
       }
-      const text = host.getAttribute("data-tip")?.trim();
-      if (!text) {
-        hide();
-        return;
-      }
-      activeEl.current = host;
-      placeTip(host, text);
+      tryShow(host);
     };
 
     const onOut = (e: Event) => {
-      if (!(e instanceof MouseEvent)) return;
-      const related = e.relatedTarget;
+      if (!(e instanceof MouseEvent) && !(e instanceof FocusEvent)) return;
+      const related = "relatedTarget" in e ? e.relatedTarget : null;
       if (
         related instanceof Node &&
         activeEl.current &&
@@ -70,12 +135,7 @@ export default function TipHost() {
 
     const onScrollOrResize = () => {
       if (!activeEl.current) return;
-      const text = activeEl.current.getAttribute("data-tip")?.trim();
-      if (!text) {
-        hide();
-        return;
-      }
-      placeTip(activeEl.current, text);
+      tryShow(activeEl.current);
     };
 
     // mouseover 冒泡，便于 closest；立即显示，无延时
diff --git a/frontend/components/home/CheckinCard.tsx b/frontend/components/home/CheckinCard.tsx
index 631cf1b..b6cce47 100644
--- a/frontend/components/home/CheckinCard.tsx
+++ b/frontend/components/home/CheckinCard.tsx
@@ -43,7 +43,7 @@ export function PulseCheckin({ initial }: { initial?: CheckinStatus | null }) {
           {checked ? <CalendarCheck size={16} /> : <CalendarDays size={16} />}
         </span>
         <div className="min-w-0 flex-1">
-          <p className="text-[12.5px] font-bold leading-tight" style={{ color: "var(--ink)" }}>
+          <p className="text-[12.5px] leading-tight" style={{ color: "var(--ink)" }}>
             每日签到
           </p>
           <p className="meta mt-0.5 truncate text-[11px]">
diff --git a/frontend/components/home/CommunityPanels.tsx b/frontend/components/home/CommunityPanels.tsx
index e29dbd5..3d2b2ff 100644
--- a/frontend/components/home/CommunityPanels.tsx
+++ b/frontend/components/home/CommunityPanels.tsx
@@ -73,10 +73,10 @@ function PulseCard({ stats, checkin }: { stats: OverviewStats; checkin?: Checkin
           实时
         </span>
       </div>
-      <div className="j13-pulse mt-3">
+      <div className="j13-pulse">
         {cells.map((c) => (
           <div key={c.label} className="j13-pulse-cell">
-            <p className="j13-pulse-lab" style={{ color: "var(--ink-3)" }}>
+            <p className="j13-pulse-lab">
               <span style={{ color: "var(--accent)" }} aria-hidden="true">
                 {c.icon}
               </span>
@@ -102,32 +102,31 @@ function PulseCard({ stats, checkin }: { stats: OverviewStats; checkin?: Checkin
 function Announcements({ items }: { items: AnnouncementSummary[] }) {
   return (
     <section className="j13-module" aria-label="站点公告">
-      <p className="j13-module-title mb-2">
+      <p className="j13-module-title">
         <Megaphone size={15} style={{ color: "var(--accent)" }} /> 站点公告
       </p>
       {items.length === 0 ? (
-        <p className="meta px-1 py-1.5">暂无公告</p>
+        <p className="meta mt-2 px-0.5">暂无公告</p>
       ) : (
-        <ul>
+        <ul className="j13-anno-list">
           {items.map((a) => (
             <li key={a.id}>
               <Link
                 href={`/announcement/${a.id}`}
-                className="group block -mx-1.5 rounded-lg px-1.5 py-1.5 transition-colors hover:bg-[var(--accent-soft)] focus-visible:bg-[var(--accent-soft)]"
+                className="j13-anno-item"
+                data-tip={a.title}
               >
-                <span className="flex items-center justify-between gap-2">
-                  <span className={`j13-anno-tag is-${a.tag_color}`}>{a.tag}</span>
-                  <span className="meta shrink-0 text-[11px] tabular-nums">
-                    {formatShortDate(a.created_at)}
+                <span className="j13-anno-item-body">
+                  <span className="j13-anno-item-title truncate">{a.title}</span>
+                  <span className="j13-anno-item-meta">
+                    {a.tag ? (
+                      <span className={`j13-anno-tag is-${a.tag_color}`}>{a.tag}</span>
+                    ) : null}
+                    <span className="meta text-[11px] tabular-nums">
+                      {formatShortDate(a.created_at)}
+                    </span>
                   </span>
                 </span>
-                <span
-                  className="mt-1.5 block truncate text-[13px] leading-snug transition-colors group-hover:text-[var(--accent)]"
-                  style={{ color: "var(--ink)" }}
-                  data-tip={a.title}
-                >
-                  {a.title}
-                </span>
               </Link>
             </li>
           ))}
@@ -236,7 +235,7 @@ function ActiveUsers({ users }: { users: ActiveUser[] }) {
                   <Avatar name={name} src={u.avatar} size={30} />
                   <span className="flex-1 min-w-0">
                     <span
-                      className="block truncate text-[13px] font-semibold leading-tight"
+                      className="block truncate text-[13px] leading-tight"
                       style={{ color: "var(--ink)" }}
                     >
                       {name}
@@ -251,7 +250,7 @@ function ActiveUsers({ users }: { users: ActiveUser[] }) {
                     </span>
                   </span>
                   <span
-                    className="shrink-0 text-[13px] font-extrabold tabular-nums"
+                    className="shrink-0 text-[13px] tabular-nums"
                     style={{ color: "var(--accent)" }}
                     aria-label={`本周共 ${u.post_count + u.comment_count} 次互动`}
                   >
diff --git a/frontend/components/home/FeedNewTip.tsx b/frontend/components/home/FeedNewTip.tsx
index 11c35b1..250c60b 100644
--- a/frontend/components/home/FeedNewTip.tsx
+++ b/frontend/components/home/FeedNewTip.tsx
@@ -60,7 +60,7 @@ export default function FeedNewTip({
       <button
         type="button"
         onClick={handleClick}
-        className="j13-feed-new-tip w-full inline-flex items-center justify-center gap-1.5 py-2 px-3 text-[13px] font-semibold rounded-[var(--r-sm)] transition-colors"
+        className="j13-feed-new-tip w-full inline-flex items-center justify-center gap-1.5 py-2 px-3 text-[13px] rounded-[var(--r-sm)] transition-colors"
         style={{
           color: "var(--accent)",
           background: "var(--accent-soft)",
diff --git a/frontend/components/home/WorkspaceNav.tsx b/frontend/components/home/WorkspaceNav.tsx
index c95a4d8..669cfd6 100644
--- a/frontend/components/home/WorkspaceNav.tsx
+++ b/frontend/components/home/WorkspaceNav.tsx
@@ -10,23 +10,14 @@ function boardHref(id: number) {
   return `/?board=${id}`;
 }
 
-// 桌面左栏：发帖 CTA + 板块导航 + 登录态快捷入口
-export function WorkspaceNav({ boards, user }: { boards: BoardWithCount[]; user: User | null }) {
+// 桌面左栏：板块导航
+export function WorkspaceNav({ boards }: { boards: BoardWithCount[]; user?: User | null }) {
   const params = useSearchParams();
   const activeBoard = Number(params.get("board")) || 0;
-  const composePath =
-    activeBoard > 0 ? `/compose?board=${activeBoard}` : "/compose";
-  const composeHref = user
-    ? composePath
-    : `/login?redirect=${encodeURIComponent(composePath)}`;
 
   return (
     <nav className="hidden lg:block w-56 xl:w-60 shrink-0" aria-label="工作台导航">
       <div className="sticky top-24 space-y-5">
-        <Link href={composeHref} className="btn btn-primary w-full justify-center">
-          <PenSquare size={16} /> 发起讨论
-        </Link>
-
         {/* 「全部讨论」是重置筛选的动作入口，与板块目录分区展示；卡片样式与下方板块一致 */}
         <div className="space-y-0.5">
           <Link href="/" className="j13-bcard" aria-current={activeBoard === 0 ? "page" : undefined}>
@@ -37,7 +28,7 @@ export function WorkspaceNav({ boards, user }: { boards: BoardWithCount[]; user:
             >
               <Home size={16} />
             </span>
-            <span className="j13-bcard-name flex-1 truncate text-[13px] font-bold">
+            <span className="j13-bcard-name flex-1 truncate text-[14px]">
               全部讨论
             </span>
           </Link>
@@ -48,7 +39,7 @@ export function WorkspaceNav({ boards, user }: { boards: BoardWithCount[]; user:
         <div>
           <Link
             href="/boards"
-            className="group px-1 mb-2 flex items-center justify-between text-[11.5px] font-bold tracking-[0.08em] uppercase text-[var(--ink-3)] hover:text-[var(--accent)] transition-colors"
+            className="group px-1 mb-2 flex items-center justify-between text-[11.5px] font-medium tracking-[0.08em] uppercase text-[var(--ink-3)] hover:text-[var(--accent)] transition-colors"
             aria-label="进入板块目录列表页"
           >
             <span className="flex items-center">
@@ -60,7 +51,7 @@ export function WorkspaceNav({ boards, user }: { boards: BoardWithCount[]; user:
               />
             </span>
             {boards.length > 0 && (
-              <span className="tracking-normal font-semibold tabular-nums">{boards.length} 个</span>
+              <span className="tracking-normal tabular-nums">{boards.length} 个</span>
             )}
           </Link>
           <div className="space-y-2">
@@ -76,7 +67,7 @@ export function WorkspaceNav({ boards, user }: { boards: BoardWithCount[]; user:
                   {b.name.slice(0, 1)}
                 </span>
                 <span className="min-w-0 flex-1 flex items-center justify-between gap-2">
-                  <span className="j13-bcard-name truncate text-[13px] font-bold">
+                  <span className="j13-bcard-name truncate text-[14px]">
                     {b.name}
                   </span>
                   <span className="meta shrink-0 text-[11px] tabular-nums">{b.post_count} 篇</span>
diff --git a/frontend/lib/postMeta.ts b/frontend/lib/postMeta.ts
index a16b17f..3f6c24d 100644
--- a/frontend/lib/postMeta.ts
+++ b/frontend/lib/postMeta.ts
@@ -59,3 +59,31 @@ export function typeStatusLabel(postType?: string, typeStatus?: string): string
       return "";
   }
 }
+
+/** 状态徽章 CSS class（浅色区分） */
+export function typeStatusClass(postType?: string, typeStatus?: string): string {
+  const pt = normalizePostType(postType);
+  const s = (typeStatus || "").toLowerCase();
+  let kind = "open";
+  switch (pt) {
+    case "question":
+      kind = s === "solved" ? "solved" : "unsolved";
+      break;
+    case "poll":
+      kind = s === "closed" ? "closed" : "open";
+      break;
+    case "bounty":
+      if (s === "solved") kind = "solved";
+      else if (s === "expired") kind = "expired";
+      else kind = "open";
+      break;
+    case "lottery":
+      if (s === "drawn") kind = "drawn";
+      else if (s === "closed") kind = "closed";
+      else kind = "open";
+      break;
+    default:
+      return "";
+  }
+  return `badge-status badge-status-${kind}`;
+}