diff --git a/backend/handler/operations.go b/backend/handler/operations.go
index 5f5ba2a..6582943 100644
--- a/backend/handler/operations.go
+++ b/backend/handler/operations.go
@@ -245,8 +245,12 @@ func (h *Handlers) SiteState(c *gin.Context) {
 		c.JSON(503, gin.H{"error": "状态暂不可用"})
 		return
 	}
+	urlStyle, e := h.Setting.UrlStyle()
+	if e != nil {
+		urlStyle = service.DefaultUrlStyle
+	}
 	c.Header("Cache-Control", "no-store")
-	c.JSON(200, gin.H{"allow_register": cfg.AllowRegister, "register_notice": cfg.RegisterNotice, "verify_email": cfg.VerifyEmail, "password_reset": cfg.PasswordReset, "maintenance": m, "bypass": h.administrator(c), "site_url": h.Cfg.SiteURL})
+	c.JSON(200, gin.H{"allow_register": cfg.AllowRegister, "register_notice": cfg.RegisterNotice, "verify_email": cfg.VerifyEmail, "password_reset": cfg.PasswordReset, "maintenance": m, "bypass": h.administrator(c), "site_url": h.Cfg.SiteURL, "url_style": urlStyle})
 }
 func (h *Handlers) SendEmailCode(c *gin.Context) {
 	var req struct {
diff --git a/backend/handler/setting.go b/backend/handler/setting.go
index fb80d78..ce6dbb9 100644
--- a/backend/handler/setting.go
+++ b/backend/handler/setting.go
@@ -75,6 +75,8 @@ type updateSettingsRequest struct {
 
 	Levels *[]model.LevelDef `json:"levels"`
 	LevelsFx *bool           `json:"levels_fx"`
+
+	UrlStyle *string `json:"url_style"`
 }
 
 func settingsPayload(saved service.PublicSiteSettings) gin.H {
@@ -132,6 +134,8 @@ func settingsPayload(saved service.PublicSiteSettings) gin.H {
 
 		"levels": saved.Levels,
 		"levels_fx": saved.LevelsFx,
+
+		"url_style": saved.UrlStyle,
 	}
 }
 
@@ -154,7 +158,8 @@ func (req *updateSettingsRequest) hasAny() bool {
 		req.PointsReplyReward != nil || req.PointsReplyDailyCap != nil ||
 		req.PointsRecommendReward != nil || req.Levels != nil || req.LevelsFx != nil ||
 		req.PostEditLockHours != nil || req.CommentEditLockHours != nil ||
-		req.NecroReplyAfterHours != nil || req.NecroReplyPenalty != nil
+		req.NecroReplyAfterHours != nil || req.NecroReplyPenalty != nil ||
+		req.UrlStyle != nil
 }
 
 // AdminGetSettings 超管读取站点设置（与公开 payload 字段一致）
@@ -537,6 +542,16 @@ func (h *Handlers) UpdateSettings(c *gin.Context) {
 			return
 		}
 	}
+	if req.UrlStyle != nil {
+		if err := h.Setting.SetUrlStyle(*req.UrlStyle); err != nil {
+			if errors.Is(err, service.ErrInvalidSiteSetting) {
+				c.JSON(http.StatusBadRequest, gin.H{"error": "链接风格无效"})
+				return
+			}
+			c.JSON(http.StatusInternalServerError, gin.H{"error": "保存站点设置失败"})
+			return
+		}
+	}
 
 	saved, err := h.Setting.Public()
 	if err != nil {
diff --git a/backend/service/setting.go b/backend/service/setting.go
index 0289a2e..ec4f13d 100644
--- a/backend/service/setting.go
+++ b/backend/service/setting.go
@@ -80,6 +80,9 @@ const (
 
 	// SettingKeyLevelsFx 等级特效动画总开关（流光/渐变动画）；缺行视为开启（默认开）
 	SettingKeyLevelsFx = "levels_fx"
+
+	// SettingKeyUrlStyle 详情页伪静态风格；缺行视为 default（标准动态路由风格）
+	SettingKeyUrlStyle = "url_style"
 )
 
 const (
@@ -112,6 +115,9 @@ const (
 	DefaultPointsCheckinBase     = 5
 	DefaultPointsStreakEveryDays = 7
 	MaxPointsRule                = 100 // 各积分规则值/上限的统一上界
+
+	// DefaultUrlStyle 标准动态路由风格（/post/123）
+	DefaultUrlStyle = "default"
 )
 
 // DefaultAttachmentExts 论坛向默认允许扩展名（含安装包/脚本/网页）
@@ -127,6 +133,9 @@ var DefaultAttachmentExts = []string{
 
 var attachmentExtRe = regexp.MustCompile(`^[a-z0-9]{1,16}$`)
 
+// UrlStyles 伪静态风格白名单，与前端 lib/urlStyle.ts 保持一致
+var UrlStyles = []string{"default", "html", "discuz"}
+
 // ErrInvalidAccent 主题色格式非法
 var ErrInvalidAccent = errors.New("主题色格式不正确，应为 #RRGGBB")
 
@@ -194,6 +203,9 @@ type PublicSiteSettings struct {
 	Levels []model.LevelDef `json:"levels"`
 	// LevelsFx 等级特效动画总开关（流光/渐变动画；关闭后徽章退化为静态配色）
 	LevelsFx bool `json:"levels_fx"`
+
+	// UrlStyle 详情页伪静态风格：default（/post/123）、html（/post-123.html）、discuz（/thread-123.html）
+	UrlStyle string `json:"url_style"`
 }
 
 // SettingService 站点级键值设置
@@ -297,6 +309,7 @@ func (s *SettingService) Public() (PublicSiteSettings, error) {
 		BrandLogoSize:        BrandLogoSizeSQ,
 		BrandLogoFit:         BrandLogoFitContain,
 		FooterLinks:          []FooterLink{},
+		UrlStyle:             DefaultUrlStyle,
 	}
 	accent, err := s.AccentColor()
 	if err != nil {
@@ -494,12 +507,50 @@ func (s *SettingService) Public() (PublicSiteSettings, error) {
 		return out, err
 	}
 	out.BgAdminMode = adminMode
+	urlStyle, err := s.UrlStyle()
+	if err != nil {
+		return out, err
+	}
+	out.UrlStyle = urlStyle
+
 	if err := s.fillBrand(&out); err != nil {
 		return out, err
 	}
 	return out, nil
 }
 
+// UrlStyle 返回详情页伪静态风格；缺行或值非法时回落 default
+func (s *SettingService) UrlStyle() (string, error) {
+	v, found, err := s.getValue(SettingKeyUrlStyle)
+	if err != nil {
+		return DefaultUrlStyle, err
+	}
+	if !found {
+		return DefaultUrlStyle, nil
+	}
+	style := strings.TrimSpace(strings.ToLower(v))
+	for _, valid := range UrlStyles {
+		if style == valid {
+			return style, nil
+		}
+	}
+	return DefaultUrlStyle, nil
+}
+
+// SetUrlStyle 校验并保存伪静态风格；传 default 表示恢复标准风格（删除该键）
+func (s *SettingService) SetUrlStyle(style string) error {
+	style = strings.TrimSpace(strings.ToLower(style))
+	if style == DefaultUrlStyle {
+		return s.deleteKey(SettingKeyUrlStyle)
+	}
+	for _, valid := range UrlStyles {
+		if style == valid {
+			return s.putValue(SettingKeyUrlStyle, style)
+		}
+	}
+	return ErrInvalidSiteSetting
+}
+
 // AccentColor 返回配置的主题色（小写 #rrggbb）；未配置时返回空串，表示走前端默认色
 func (s *SettingService) AccentColor() (string, error) {
 	v, found, err := s.getValue(SettingKeyAccent)
diff --git a/backend/service/url_style_test.go b/backend/service/url_style_test.go
new file mode 100644
index 0000000..03c38cb
--- /dev/null
+++ b/backend/service/url_style_test.go
@@ -0,0 +1,112 @@
+package service
+
+import (
+	"testing"
+
+	"github.com/freefire/jiang13-bbs/model"
+	"github.com/glebarez/sqlite"
+	"gorm.io/gorm"
+)
+
+func newUrlStyleTestService(t *testing.T) *SettingService {
+	t.Helper()
+	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
+	if err != nil {
+		t.Fatalf("open sqlite: %v", err)
+	}
+	if err := db.AutoMigrate(&model.SiteSetting{}); err != nil {
+		t.Fatalf("migrate: %v", err)
+	}
+	return NewSettingService(db)
+}
+
+func TestUrlStyleDefaultWhenMissing(t *testing.T) {
+	s := newUrlStyleTestService(t)
+	got, err := s.UrlStyle()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if got != DefaultUrlStyle {
+		t.Fatalf("missing row should fall back to %q, got %q", DefaultUrlStyle, got)
+	}
+	pub, err := s.Public()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if pub.UrlStyle != DefaultUrlStyle {
+		t.Fatalf("Public().UrlStyle = %q, want %q", pub.UrlStyle, DefaultUrlStyle)
+	}
+}
+
+func TestSetUrlStyleRoundTrip(t *testing.T) {
+	s := newUrlStyleTestService(t)
+	for _, style := range []string{"html", "discuz"} {
+		if err := s.SetUrlStyle(style); err != nil {
+			t.Fatalf("SetUrlStyle(%q): %v", style, err)
+		}
+		got, err := s.UrlStyle()
+		if err != nil {
+			t.Fatal(err)
+		}
+		if got != style {
+			t.Fatalf("UrlStyle() = %q, want %q", got, style)
+		}
+		pub, err := s.Public()
+		if err != nil {
+			t.Fatal(err)
+		}
+		if pub.UrlStyle != style {
+			t.Fatalf("Public().UrlStyle = %q, want %q", pub.UrlStyle, style)
+		}
+	}
+}
+
+func TestSetUrlStyleDefaultDeletesKey(t *testing.T) {
+	s := newUrlStyleTestService(t)
+	if err := s.SetUrlStyle("html"); err != nil {
+		t.Fatal(err)
+	}
+	// 传 default 应删键，恢复「缺行=默认」语义（大小写与空白容错）
+	if err := s.SetUrlStyle("  DEFAULT "); err != nil {
+		t.Fatal(err)
+	}
+	got, err := s.UrlStyle()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if got != DefaultUrlStyle {
+		t.Fatalf("after reset got %q, want %q", got, DefaultUrlStyle)
+	}
+	var rows int64
+	s.db.Where("key = ?", SettingKeyUrlStyle).Model(&model.SiteSetting{}).Count(&rows)
+	if rows != 0 {
+		t.Fatalf("default should delete the row, rows=%d", rows)
+	}
+}
+
+func TestSetUrlStyleRejectsInvalid(t *testing.T) {
+	s := newUrlStyleTestService(t)
+	for _, bad := range []string{"", "pretty", "HTML5", "thread", "../etc"} {
+		if err := s.SetUrlStyle(bad); err == nil {
+			t.Fatalf("SetUrlStyle(%q) should fail", bad)
+		}
+	}
+	// 非法值不应落库
+	if _, err := s.UrlStyle(); err != nil {
+		t.Fatal(err)
+	}
+}
+
+func TestUrlStyleInvalidStoredValueFallsBack(t *testing.T) {
+	s := newUrlStyleTestService(t)
+	if err := s.putValue(SettingKeyUrlStyle, "nonsense"); err != nil {
+		t.Fatal(err)
+	}
+	got, err := s.UrlStyle()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if got != DefaultUrlStyle {
+		t.Fatalf("invalid stored value should fall back to %q, got %q", DefaultUrlStyle, got)
+	}
+}
diff --git a/frontend/app/about/page.tsx b/frontend/app/about/page.tsx
index 4084635..9117d9f 100644
--- a/frontend/app/about/page.tsx
+++ b/frontend/app/about/page.tsx
@@ -18,6 +18,7 @@ import {
   SiteDocAnnoNav,
 } from "@/components/site-doc";
 import { requestCanonical } from "@/lib/canonicalMeta";
+import { pagePath, type UrlStyle } from "@/lib/urlStyle";
 
 export async function generateMetadata(): Promise<Metadata> {
   return {
@@ -30,14 +31,16 @@ export async function generateMetadata(): Promise<Metadata> {
 function PageRow({
   p,
   showDivider,
+  urlStyle,
 }: {
   p: SitePageSummary;
   showDivider: boolean;
+  urlStyle: UrlStyle;
 }) {
   const Icon = pageGlyph(p.slug);
   return (
     <Link
-      href={`/p/${p.slug}`}
+      href={pagePath(urlStyle, p.slug)}
       className="block px-5 sm:px-6 py-4 sm:py-5 transition-colors hover:bg-[var(--panel-2)] focus-visible:bg-[var(--panel-2)]"
       style={showDivider ? { borderTop: "1px solid var(--line)" } : undefined}
     >
@@ -90,6 +93,7 @@ export default async function AboutIndexPage() {
   ]);
   const announcements = overview?.announcements ?? [];
   const siteLead = settings.site_description?.trim() || undefined;
+  const urlStyle = settings.url_style;
   const canManagePages = !!me.user && isAdminOrAbove(me.user.role);
 
   const left = <SiteDocIdentity kind="about" lead={siteLead} />;
@@ -146,7 +150,7 @@ export default async function AboutIndexPage() {
             <p className="meta mt-1.5">有新文档时会显示在这里</p>
           </div>
         ) : (
-          pages.map((p, i) => <PageRow key={p.id} p={p} showDivider={i > 0} />)
+          pages.map((p, i) => <PageRow key={p.id} p={p} showDivider={i > 0} urlStyle={urlStyle} />)
         )}
       </div>
     </SiteDocShell>
diff --git a/frontend/app/admin/DashboardClient.tsx b/frontend/app/admin/DashboardClient.tsx
index e2ce11a..a8abf08 100644
--- a/frontend/app/admin/DashboardClient.tsx
+++ b/frontend/app/admin/DashboardClient.tsx
@@ -10,7 +10,9 @@ import {
 } from "@/lib/api";
 import { postTypeLabel } from "@/lib/postMeta";
 import { formatRelative } from "@/lib/format";
+import { postPath, userPath } from "@/lib/urlStyle";
 import Avatar from "@/components/Avatar";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 import { AdminSegmented } from "@/components/admin";
 import {
   AdminChartCard,
@@ -67,6 +69,7 @@ export default function DashboardClient({
   totalUsers?: number;
   canUsers: boolean;
 }) {
+  const urlStyle = useUrlStyle();
   const [range, setRange] = useState<RangeKey>("7d");
   const [data, setData] = useState(initialAnalytics);
   const [error, setError] = useState<string | null>(null);
@@ -162,7 +165,7 @@ export default function DashboardClient({
             newUsers.slice(0, 8).map((u) => (
               <Link
                 key={u.id}
-                href={`/u/${u.id}`}
+                href={userPath(urlStyle, u.id)}
                 className="flex items-center gap-3 px-4 sm:px-5 py-3 transition-colors hover:bg-[var(--panel-2)]"
                 style={{ borderTop: "1px solid var(--line)" }}
               >
@@ -213,7 +216,7 @@ export default function DashboardClient({
             data.top_viewed.map((p, i) => (
               <Link
                 key={p.id}
-                href={`/post/${p.id}`}
+                href={postPath(urlStyle, p.id)}
                 className="flex items-center gap-3 px-4 sm:px-5 py-3 transition-colors hover:bg-[var(--panel-2)]"
                 style={{ borderTop: "1px solid var(--line)" }}
               >
diff --git a/frontend/app/admin/announcements/AnnouncementAdmin.tsx b/frontend/app/admin/announcements/AnnouncementAdmin.tsx
index f3f4aa5..a659b57 100644
--- a/frontend/app/admin/announcements/AnnouncementAdmin.tsx
+++ b/frontend/app/admin/announcements/AnnouncementAdmin.tsx
@@ -13,6 +13,7 @@ import {
 import { formatDateTime, formatRelative } from "@/lib/format";
 import { toast } from "@/lib/toast";
 import ConfirmDialog from "@/components/ConfirmDialog";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 import {
   AdminEmpty,
   AdminPageHeader,
@@ -62,6 +63,7 @@ export default function AnnouncementAdmin({
 }) {
   const router = useRouter();
   const searchParams = useSearchParams();
+  const urlStyle = useUrlStyle();
   const statusFilter = readStatus(searchParams.get("status"));
   const [list, setList] = useState(initial);
   const [loadError, setLoadError] = useState(initError);
@@ -215,7 +217,7 @@ export default function AnnouncementAdmin({
                           <span className={`j13-anno-tag is-${a.tag_color}`} title={a.tag}>
                             {a.tag}
                           </span>
-                          {a.published ? <code>{announcementPublicPath(a.id)}</code> : null}
+                          {a.published ? <code>{announcementPublicPath(a.id, urlStyle)}</code> : null}
                         </p>
                         {summary ? <p className="admin-doc-excerpt" title={summary}>{summary}</p> : null}
                       </td>
@@ -241,7 +243,7 @@ export default function AnnouncementAdmin({
                           </Link>
                           {a.published ? (
                             <a
-                              href={announcementPublicPath(a.id)}
+                              href={announcementPublicPath(a.id, urlStyle)}
                               target="_blank"
                               rel="noopener noreferrer"
                               className="admin-doc-textbtn"
diff --git a/frontend/app/admin/announcements/AnnouncementComposeClient.tsx b/frontend/app/admin/announcements/AnnouncementComposeClient.tsx
index 02fd8c6..2389941 100644
--- a/frontend/app/admin/announcements/AnnouncementComposeClient.tsx
+++ b/frontend/app/admin/announcements/AnnouncementComposeClient.tsx
@@ -15,6 +15,7 @@ import { toast } from "@/lib/toast";
 import MarkdownEditor from "@/components/MarkdownEditor";
 import { AdminField, AdminSegmented, AdminStatusChip, AdminSwitch } from "@/components/admin";
 import ConfirmDialog from "@/components/ConfirmDialog";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 import useUnsavedGuard from "@/hooks/useUnsavedGuard";
 import { ANNOUNCEMENT_COLORS, announcementPublicPath } from "./announcementColors";
 
@@ -117,6 +118,7 @@ export default function AnnouncementComposeClient({
 }) {
   const router = useRouter();
   const searchParams = useSearchParams();
+  const urlStyle = useUrlStyle();
   const status = readStatus(searchParams.get("status"));
   const backHref = listHref(status);
   const loaded = useMemo(() => toForm(initial), [initial]);
@@ -146,7 +148,7 @@ export default function AnnouncementComposeClient({
   };
 
   const canViewOnline = saved?.published === true && saved.id > 0;
-  const publicPath = saved ? announcementPublicPath(saved.id) : "";
+  const publicPath = saved ? announcementPublicPath(saved.id, urlStyle) : "";
 
   async function commit() {
     if (saving) return;
@@ -227,7 +229,7 @@ export default function AnnouncementComposeClient({
 
   async function copyAddress() {
     if (!saved) return;
-    const url = `${(origin || window.location.origin).replace(/\/$/, "")}${announcementPublicPath(saved.id)}`;
+    const url = `${(origin || window.location.origin).replace(/\/$/, "")}${announcementPublicPath(saved.id, urlStyle)}`;
     try {
       await navigator.clipboard.writeText(url);
       toast("已复制访问地址", "ok");
diff --git a/frontend/app/admin/announcements/announcementColors.ts b/frontend/app/admin/announcements/announcementColors.ts
index ed018d8..2466cea 100644
--- a/frontend/app/admin/announcements/announcementColors.ts
+++ b/frontend/app/admin/announcements/announcementColors.ts
@@ -1,4 +1,5 @@
 import type { AnnouncementColor } from "@/lib/api";
+import { announcementPath, type UrlStyle } from "@/lib/urlStyle";
 
 /** 标签色板：与后端 AnnouncementColor 白名单一致（12 色） */
 export const ANNOUNCEMENT_COLORS: { value: AnnouncementColor; label: string }[] = [
@@ -17,6 +18,6 @@ export const ANNOUNCEMENT_COLORS: { value: AnnouncementColor; label: string }[]
 ];
 
 /** 公告公开路径。前台是 /announcement/[id]，列表和线上查看用同一条。 */
-export function announcementPublicPath(id: number): string {
-  return `/announcement/${id}`;
+export function announcementPublicPath(id: number, urlStyle: UrlStyle = "default"): string {
+  return announcementPath(urlStyle, id);
 }
diff --git a/frontend/app/admin/content/ContentAdmin.tsx b/frontend/app/admin/content/ContentAdmin.tsx
index 2942782..88be815 100644
--- a/frontend/app/admin/content/ContentAdmin.tsx
+++ b/frontend/app/admin/content/ContentAdmin.tsx
@@ -42,9 +42,11 @@ import {
 } from "@/lib/api";
 import { canModerateAuthor } from "@/lib/roles";
 import { formatRelative } from "@/lib/format";
+import { postPath } from "@/lib/urlStyle";
 import { toast } from "@/lib/toast";
 import { realtime, RT_MODERATION_CHANGED } from "@/lib/realtime";
 import Avatar from "@/components/Avatar";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 import AutolinkText from "@/components/AutolinkText";
 import ConfirmDialog from "@/components/ConfirmDialog";
 import StaffDeletePostModal from "@/components/StaffDeletePostModal";
@@ -278,6 +280,7 @@ export default function ContentAdmin({
   canPurge: boolean;
   viewerRole: string;
 }) {
+  const urlStyle = useUrlStyle();
   // 窄屏分段：lg 以下只显示一栏；PC 双栏同时可见
   const [mobileKind, setMobileKind] = useState<ContentKind>(initialKind);
   const [counts, setCounts] = useState(initialCounts);
@@ -549,7 +552,7 @@ export default function ContentAdmin({
                   </p>
                 ) : (
                   <Link
-                    href={`/post/${p.id}`}
+                    href={postPath(urlStyle, p.id)}
                     className="mt-1 block text-[13px] font-medium leading-snug hover:underline line-clamp-2"
                     style={{ color: "var(--ink)" }}
                     data-tip={p.title}
@@ -689,7 +692,7 @@ export default function ContentAdmin({
                     c.post_title
                   ) : (
                     <Link
-                      href={`/post/${c.post_id}#comment-${c.id}`}
+                      href={`${postPath(urlStyle, c.post_id)}#comment-${c.id}`}
                       className="hover:underline"
                       style={{ color: "var(--accent)" }}
                     >
diff --git a/frontend/app/admin/pages/PageComposeClient.tsx b/frontend/app/admin/pages/PageComposeClient.tsx
index 3d4f5d7..d2d9381 100644
--- a/frontend/app/admin/pages/PageComposeClient.tsx
+++ b/frontend/app/admin/pages/PageComposeClient.tsx
@@ -11,6 +11,7 @@ import {
   type SitePageInput,
 } from "@/lib/api";
 import { sitePagePublicPath, sitePagePublicURL } from "@/lib/sitePagePath";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 import { toast } from "@/lib/toast";
 import MarkdownEditor from "@/components/MarkdownEditor";
 import { AdminField, AdminSegmented, AdminStatusChip, AdminSwitch } from "@/components/admin";
@@ -129,6 +130,7 @@ export default function PageComposeClient({
 }) {
   const router = useRouter();
   const searchParams = useSearchParams();
+  const urlStyle = useUrlStyle();
   const status = readStatus(searchParams.get("status"));
   const backHref = listHref(status);
   const loaded = useMemo(() => toForm(initial), [initial]);
@@ -160,7 +162,7 @@ export default function PageComposeClient({
   };
 
   const slugPreview = normalizeSlug(form.slug);
-  const publicPath = sitePagePublicPath(slugPreview);
+  const publicPath = sitePagePublicPath(slugPreview, urlStyle);
   const canViewOnline = savedPage?.published === true;
 
   async function commit() {
@@ -252,7 +254,7 @@ export default function PageComposeClient({
       setErrors((prev) => ({ ...prev, slug: nextErrors.slug }));
       return;
     }
-    const url = sitePagePublicURL(origin || window.location.origin, slug);
+    const url = sitePagePublicURL(origin || window.location.origin, slug, urlStyle);
     try {
       await navigator.clipboard.writeText(url);
       toast("已复制访问地址", "ok");
@@ -280,7 +282,7 @@ export default function PageComposeClient({
   }
   if (pendingSave?.slugChange) {
     confirmBits.push(
-      `访问地址将从 ${sitePagePublicPath(baseline.slug)} 改为 ${sitePagePublicPath(normalizeSlug(form.slug))}。系统不会把旧地址转到新地址，已经分享的旧链接会打不开。`
+      `访问地址将从 ${sitePagePublicPath(baseline.slug, urlStyle)} 改为 ${sitePagePublicPath(normalizeSlug(form.slug), urlStyle)}。系统不会把旧地址转到新地址，已经分享的旧链接会打不开。`
     );
   }
 
@@ -304,7 +306,7 @@ export default function PageComposeClient({
           <div className="admin-doc-sticky-actions">
             {canViewOnline && savedPage ? (
               <a
-                href={sitePagePublicPath(savedPage.slug)}
+                href={sitePagePublicPath(savedPage.slug, urlStyle)}
                 target="_blank"
                 rel="noopener noreferrer"
                 className="btn btn-line btn-sm"
@@ -413,7 +415,7 @@ export default function PageComposeClient({
               </div>
               <p className="admin-doc-hint" id="page-slug-hint">
                 完整路径 {publicPath || "/p/"}。小写字母、数字和连字符，最多 64 字符。
-                {origin && slugPreview ? ` 线上地址 ${sitePagePublicURL(origin, slugPreview)}` : ""}
+                {origin && slugPreview ? ` 线上地址 ${sitePagePublicURL(origin, slugPreview, urlStyle)}` : ""}
               </p>
               {isEdit && baseline.published && slugPreview !== baseline.slug ? (
                 <p className="admin-doc-hint">保存后访问地址会改变。旧链接不会自动跳转。</p>
diff --git a/frontend/app/admin/pages/PagesAdmin.tsx b/frontend/app/admin/pages/PagesAdmin.tsx
index 6f9dab9..6c03b7a 100644
--- a/frontend/app/admin/pages/PagesAdmin.tsx
+++ b/frontend/app/admin/pages/PagesAdmin.tsx
@@ -7,6 +7,7 @@ import { Ellipsis, ExternalLink, FileText, Plus } from "lucide-react";
 import { apiAdminDeleteSitePage, type SitePage } from "@/lib/api";
 import { formatDateTime, formatRelative } from "@/lib/format";
 import { sitePagePublicPath } from "@/lib/sitePagePath";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 import { toast } from "@/lib/toast";
 import ConfirmDialog from "@/components/ConfirmDialog";
 import {
@@ -50,6 +51,7 @@ export default function PagesAdmin({
 }) {
   const router = useRouter();
   const searchParams = useSearchParams();
+  const urlStyle = useUrlStyle();
   const statusFilter = readStatus(searchParams.get("status"));
   const [list, setList] = useState(initial);
   const [loadError] = useState(initError);
@@ -166,7 +168,7 @@ export default function PagesAdmin({
               <tbody>
                 {filtered.map((p) => {
                   const updated = p.updated_at || "";
-                  const path = sitePagePublicPath(p.slug);
+                  const path = sitePagePublicPath(p.slug, urlStyle);
                   return (
                     <tr key={p.id}>
                       <td data-label="页面">
diff --git a/frontend/app/admin/points/EconomyOverview.tsx b/frontend/app/admin/points/EconomyOverview.tsx
index b163b75..5a0e6ec 100644
--- a/frontend/app/admin/points/EconomyOverview.tsx
+++ b/frontend/app/admin/points/EconomyOverview.tsx
@@ -9,6 +9,8 @@ import { pointReasonLabel } from "@/lib/points";
 import { formatRelative } from "@/lib/format";
 import { AdminPageHeader, AdminSegmented, AdminStatCard } from "@/components/admin";
 import Avatar from "@/components/Avatar";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
+import { userPath } from "@/lib/urlStyle";
 import {
   AdminChartCard,
   DeltaBarChart,
@@ -326,10 +328,11 @@ function StockOverviewCard({ stats }: { stats: EconomyStats }) {
 }
 
 function LedgerUserLink({ user, compact }: { user: LedgerParty; compact?: boolean }) {
+  const urlStyle = useUrlStyle();
   const name = partyName(user);
   return (
     <Link
-      href={`/u/${user.id}`}
+      href={userPath(urlStyle, user.id)}
       className="flex items-center gap-1.5 min-w-0 max-w-[128px] rounded-md hover:bg-[var(--panel-2)] -mx-0.5 px-0.5 py-0.5 transition-colors"
       title={`${name} @${user.username}`}
     >
diff --git a/frontend/app/admin/points/UserPointsTab.tsx b/frontend/app/admin/points/UserPointsTab.tsx
index ed199b7..2b610e2 100644
--- a/frontend/app/admin/points/UserPointsTab.tsx
+++ b/frontend/app/admin/points/UserPointsTab.tsx
@@ -17,6 +17,8 @@ import { AdminPageHeader, AdminPager, AdminSearchField, AdminStepper } from "@/c
 import { pointReasonLabel } from "@/lib/points";
 import { formatRelative } from "@/lib/format";
 import { toast } from "@/lib/toast";
+import { userPath } from "@/lib/urlStyle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 
 const PAGE_SIZE = 20;
 const MAX_DELTA = 100000; // 与后端 adminAdjustMaxDelta 一致
@@ -72,6 +74,7 @@ function SortHeader({
  * 扣分仅扣余额不降级，理由必填）与「流水」弹窗（分页查看该用户积分流水）。
  */
 export default function UserPointsTab() {
+  const urlStyle = useUrlStyle();
   const [keyword, setKeyword] = useState("");
   const [appliedQ, setAppliedQ] = useState("");
   const [page, setPage] = useState(1);
@@ -209,7 +212,7 @@ export default function UserPointsTab() {
               {users.map((u) => (
                 <tr key={u.id} style={{ borderBottom: "1px solid var(--line)" }}>
                   <td className="px-4 py-2.5">
-                    <Link href={`/u/${u.id}`} className="flex items-center gap-2.5 min-w-0 group">
+                    <Link href={userPath(urlStyle, u.id)} className="flex items-center gap-2.5 min-w-0 group">
                       <Avatar name={u.nickname || u.username} src={u.avatar || undefined} size={30} />
                       <span className="min-w-0">
                         <span
diff --git a/frontend/app/admin/settings/BasicSettings.tsx b/frontend/app/admin/settings/BasicSettings.tsx
index 7735ed3..c7a2837 100644
--- a/frontend/app/admin/settings/BasicSettings.tsx
+++ b/frontend/app/admin/settings/BasicSettings.tsx
@@ -6,6 +6,7 @@ import useUnsavedGuard from "@/hooks/useUnsavedGuard";
 import BasicIdentityPanel from "./BasicIdentityPanel";
 import BrandSeoPanel from "./BrandSeoPanel";
 import FooterLinksPanel from "./FooterLinksPanel";
+import UrlStylePanel from "./UrlStylePanel";
 import type { PublicSettings } from "@/lib/api";
 
 export default function BasicSettings({ initial }: { initial: PublicSettings }) {
@@ -13,17 +14,20 @@ export default function BasicSettings({ initial }: { initial: PublicSettings })
   const [basicDirty, setBasicDirty] = useState(false);
   const [brandDirty, setBrandDirty] = useState(false);
   const [seoDirty, setSeoDirty] = useState(false);
-  const dirty = basicDirty || brandDirty || seoDirty;
+  const [urlStyleDirty, setUrlStyleDirty] = useState(false);
+  const dirty = basicDirty || brandDirty || seoDirty || urlStyleDirty;
   const leave = useUnsavedGuard(dirty);
 
   const onBasicDirty = useCallback((d: boolean) => setBasicDirty(d), []);
   const onBrandDirty = useCallback((d: boolean) => setBrandDirty(d), []);
   const onSeoDirty = useCallback((d: boolean) => setSeoDirty(d), []);
+  const onUrlStyleDirty = useCallback((d: boolean) => setUrlStyleDirty(d), []);
 
   return (
     <div className="admin-settings-stack">
       <BasicIdentityPanel initial={live} onSaved={setLive} onDirtyChange={onBasicDirty} />
       <BrandSeoPanel initial={live} onSaved={setLive} onDirtyChange={onBrandDirty} />
+      <UrlStylePanel initial={live} onSaved={setLive} onDirtyChange={onUrlStyleDirty} />
       <FooterLinksPanel initial={live} onSaved={setLive} onDirtyChange={onSeoDirty} />
       <ConfirmDialog
         open={leave.leaveOpen}
diff --git a/frontend/app/admin/settings/UrlStylePanel.tsx b/frontend/app/admin/settings/UrlStylePanel.tsx
new file mode 100644
index 0000000..a436704
--- /dev/null
+++ b/frontend/app/admin/settings/UrlStylePanel.tsx
@@ -0,0 +1,123 @@
+"use client";
+
+import { useEffect, useState } from "react";
+import { AdminSettingsActions, AdminSettingsGroup } from "@/components/admin";
+import { apiUpdateSiteSettings, type PublicSettings } from "@/lib/api";
+import { announcementPath, leaderboardPath, pagePath, postPath, userPath, type UrlStyle } from "@/lib/urlStyle";
+import { toast } from "@/lib/toast";
+
+/** 三档风格展示信息：示例 id/slug 固定，方便站长对比形态 */
+const STYLE_OPTIONS: { value: UrlStyle; label: string; desc: string }[] = [
+  { value: "default", label: "标准动态", desc: "框架默认路由，带路径分段" },
+  { value: "html", label: "静态页 .html", desc: "常见 CMS 伪静态形态" },
+  { value: "discuz", label: "Discuz 风格", desc: "经典论坛 thread- 形态" },
+];
+
+function samplePaths(style: UrlStyle) {
+  return [
+    { kind: "帖子", path: postPath(style, 123) },
+    { kind: "用户", path: userPath(style, 5) },
+    { kind: "公告", path: announcementPath(style, 1) },
+    { kind: "自建页", path: pagePath(style, "about") },
+    { kind: "排行榜", path: leaderboardPath(style) },
+  ];
+}
+
+export default function UrlStylePanel({
+  initial,
+  onSaved,
+  onDirtyChange,
+}: {
+  initial: PublicSettings;
+  onSaved?: (next: PublicSettings) => void;
+  onDirtyChange?: (dirty: boolean) => void;
+}) {
+  const [style, setStyle] = useState<UrlStyle>(initial.url_style);
+  const [savedStyle, setSavedStyle] = useState<UrlStyle>(initial.url_style);
+  const [saving, setSaving] = useState(false);
+  const [error, setError] = useState("");
+
+  const dirty = style !== savedStyle;
+
+  useEffect(() => {
+    onDirtyChange?.(dirty);
+  }, [dirty, onDirtyChange]);
+
+  const discard = () => {
+    setStyle(savedStyle);
+    setError("");
+  };
+
+  const save = async () => {
+    if (saving || !dirty) return;
+    setSaving(true);
+    setError("");
+    try {
+      const res = await apiUpdateSiteSettings({ url_style: style });
+      setSavedStyle(res.url_style);
+      setStyle(res.url_style);
+      onSaved?.(res);
+      toast("已保存，全站链接风格已切换", "ok");
+    } catch (e) {
+      const msg = e instanceof Error ? e.message : "保存失败";
+      setError(msg);
+      toast(msg);
+    } finally {
+      setSaving(false);
+    }
+  };
+
+  return (
+    <AdminSettingsGroup
+      id="settings-url-style"
+      title="链接风格（伪静态）"
+      description="帖子、用户主页、公告等详情页的 URL 形态。"
+      footer={
+        <AdminSettingsActions
+          dirty={dirty}
+          saving={saving}
+          saveLabel="保存"
+          error={error}
+          onSave={() => void save()}
+          onDiscard={discard}
+        />
+      }
+    >
+      <div className="grid gap-3 sm:grid-cols-3" role="radiogroup" aria-label="链接风格">
+        {STYLE_OPTIONS.map((opt) => {
+          const on = style === opt.value;
+          return (
+            <button
+              key={opt.value}
+              type="button"
+              role="radio"
+              aria-checked={on}
+              className={`admin-url-style-card${on ? " is-on" : ""}`}
+              onClick={() => setStyle(opt.value)}
+            >
+              <span className="flex items-center justify-between gap-2">
+                <span className="text-[13.5px] font-semibold">{opt.label}</span>
+                <span className={`admin-url-style-dot${on ? " is-on" : ""}`} aria-hidden />
+              </span>
+              <span className="meta mt-0.5 block text-[11.5px]">{opt.desc}</span>
+              <span className="admin-url-style-examples">
+                {samplePaths(opt.value).map((s) => (
+                  <span key={s.kind} className="admin-url-style-example">
+                    <span className="meta">{s.kind}</span>
+                    <code>{s.path}</code>
+                  </span>
+                ))}
+              </span>
+            </button>
+          );
+        })}
+      </div>
+
+      <ul className="admin-url-style-notes meta mt-3 text-[12px]">
+        <li>保存后全站前台链接立即按新风格生成；旧风格链接自动 301 到新风格，收录与外链不断链。</li>
+        <li>301 会被浏览器长期缓存，切换前请想清楚；建议长期固定一种风格，不要频繁来回切换。</li>
+        <li>自建页与排行榜同样参与伪静态；自建页 slug 含中文时自动 URL 编码，地址栏多数浏览器仍显示中文。</li>
+      </ul>
+    </AdminSettingsGroup>
+  );
+}
diff --git a/frontend/app/admin/users/UsersAdmin.tsx b/frontend/app/admin/users/UsersAdmin.tsx
index fa8300c..52cec30 100644
--- a/frontend/app/admin/users/UsersAdmin.tsx
+++ b/frontend/app/admin/users/UsersAdmin.tsx
@@ -36,6 +36,8 @@ import {
 import { isOwner, ROLES } from "@/lib/roles";
 import { formatDate, formatRelative } from "@/lib/format";
 import { realtime } from "@/lib/realtime";
+import { userPath } from "@/lib/urlStyle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 import Avatar from "@/components/Avatar";
 import RoleBadge from "@/components/RoleBadge";
 import Modal from "@/components/Modal";
@@ -302,6 +304,7 @@ export default function UsersAdmin({
   currentUserId: number;
   currentUserRole: string;
 }) {
+  const urlStyle = useUrlStyle();
   const [users, setUsers] = useState<AdminUser[]>(initial?.users ?? []);
   const [summary, setSummary] = useState<AdminUserSummary>(
     initial?.summary ?? {
@@ -686,7 +689,7 @@ export default function UsersAdmin({
       return (
         <div className="flex items-center gap-1.5 flex-wrap">
           {auditBtn}
-          <Link href={`/u/${u.id}`} className="btn btn-line btn-sm gap-1" aria-label={`查看 ${u.nickname} 的个人主页`}>
+          <Link href={userPath(urlStyle, u.id)} className="btn btn-line btn-sm gap-1" aria-label={`查看 ${u.nickname} 的个人主页`}>
             <ExternalLink size={13} />
             主页
           </Link>
@@ -697,7 +700,7 @@ export default function UsersAdmin({
       return (
         <div className="flex items-center gap-1.5 flex-wrap">
           {auditBtn}
-          <Link href={`/u/${u.id}`} className="btn btn-line btn-sm gap-1" aria-label={`查看 ${u.nickname} 的个人主页`}>
+          <Link href={userPath(urlStyle, u.id)} className="btn btn-line btn-sm gap-1" aria-label={`查看 ${u.nickname} 的个人主页`}>
             <ExternalLink size={13} />
             主页
           </Link>
@@ -718,7 +721,7 @@ export default function UsersAdmin({
     return (
       <div className="flex items-center gap-1.5 flex-wrap">
         {auditBtn}
-        <Link href={`/u/${u.id}`} className="btn btn-line btn-sm gap-1" aria-label={`查看 ${u.nickname} 的个人主页`}>
+        <Link href={userPath(urlStyle, u.id)} className="btn btn-line btn-sm gap-1" aria-label={`查看 ${u.nickname} 的个人主页`}>
           <ExternalLink size={13} />
           主页
         </Link>
diff --git a/frontend/app/admin/users/[id]/UserAuditClient.tsx b/frontend/app/admin/users/[id]/UserAuditClient.tsx
index ed78273..1c1ffc8 100644
--- a/frontend/app/admin/users/[id]/UserAuditClient.tsx
+++ b/frontend/app/admin/users/[id]/UserAuditClient.tsx
@@ -14,7 +14,9 @@ import {
 } from "@/lib/api";
 import { formatDate, formatRelative } from "@/lib/format";
 import Avatar from "@/components/Avatar";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 import RoleBadge from "@/components/RoleBadge";
+import { postPath, userPath } from "@/lib/urlStyle";
 import {
   AdminEmpty,
   AdminPager,
@@ -72,6 +74,7 @@ export default function UserAuditClient({
   initialPostsTotal: number;
   initError: string;
 }) {
+  const urlStyle = useUrlStyle();
   const [profile] = useState(initial);
   const [tab, setTab] = useState<TabKey>("posts");
   const [loading, setLoading] = useState(false);
@@ -231,7 +234,7 @@ export default function UserAuditClient({
             </p>
           </div>
           <Link
-            href={`/u/${u.id}`}
+            href={userPath(urlStyle, u.id)}
             className="btn btn-line btn-sm gap-1.5 shrink-0"
             target="_blank"
           >
@@ -318,7 +321,7 @@ export default function UserAuditClient({
                     </p>
                   ) : (
                     <Link
-                      href={`/post/${p.id}`}
+                      href={postPath(urlStyle, p.id)}
                       className="text-[14px] font-medium hover:underline"
                       style={{ color: "var(--ink)" }}
                     >
@@ -353,7 +356,7 @@ export default function UserAuditClient({
                       <span className="text-[11.5px] meta">帖子 #{c.post_id}</span>
                     ) : (
                       <Link
-                        href={`/post/${c.post_id}#comment-${c.id}`}
+                        href={`${postPath(urlStyle, c.post_id)}#comment-${c.id}`}
                         className="text-[11.5px] hover:underline"
                         style={{ color: "var(--accent)" }}
                       >
diff --git a/frontend/app/announcement/[id]/page.tsx b/frontend/app/announcement/[id]/page.tsx
index 8929287..e2766ed 100644
--- a/frontend/app/announcement/[id]/page.tsx
+++ b/frontend/app/announcement/[id]/page.tsx
@@ -17,6 +17,7 @@ import {
   SiteDocMasthead,
 } from "@/components/site-doc";
 import { requestCanonical } from "@/lib/canonicalMeta";
+import { announcementPath } from "@/lib/urlStyle";
 import { webPageJsonLd } from "@/lib/jsonLd";
 import JsonLd from "@/components/JsonLd";
 
@@ -28,6 +29,7 @@ export async function generateMetadata({ params }: PageProps): Promise<Metadata>
   const { id } = await params;
   const data = await fetchAnnouncementDetail(id).catch(() => null);
   if (!data) return { title: "公告不存在" };
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return {
     title: data.announcement.title,
     description: `站点公告 · ${data.announcement.tag}`,
@@ -37,7 +39,7 @@ export async function generateMetadata({ params }: PageProps): Promise<Metadata>
       type: "article",
       publishedTime: data.announcement.created_at,
     },
-    ...(await requestCanonical(`/announcement/${data.announcement.id}`)),
+    ...(await requestCanonical(announcementPath(urlStyle, data.announcement.id))),
   };
 }
 
@@ -59,6 +61,7 @@ export default async function AnnouncementPage({ params }: PageProps) {
   const announcements = overview?.announcements ?? [];
   const canManagePages = !!me.user && isAdminOrAbove(me.user.role);
   const siteLead = settings.site_description?.trim() || undefined;
+  const urlStyle = settings.url_style;
   const toc = extractToc(a.content);
   const headingToc = markdownHeadingToc(toc);
   const readingMinutes = estimateReadingMinutes(a.content, a.title.length);
@@ -77,7 +80,7 @@ export default async function AnnouncementPage({ params }: PageProps) {
   const jsonLd = webPageJsonLd({
     type: "Article",
     name: a.title,
-    path: `/announcement/${a.id}`,
+    path: announcementPath(urlStyle, a.id),
     datePublished: a.created_at,
     dateModified: a.updated_at,
     articleSection: "站点公告",
diff --git a/frontend/app/announcements/page.tsx b/frontend/app/announcements/page.tsx
index b8ee272..16bbc95 100644
--- a/frontend/app/announcements/page.tsx
+++ b/frontend/app/announcements/page.tsx
@@ -15,6 +15,7 @@ import {
 } from "@/components/site-doc";
 import { requestCanonical } from "@/lib/canonicalMeta";
 import { canonicalPage } from "@/lib/siteUrl";
+import { announcementPath, type UrlStyle } from "@/lib/urlStyle";
 
 interface PageProps {
   searchParams: Promise<{ page?: string }>;
@@ -42,11 +43,11 @@ function plainSummary(md: string, max = 120): string {
   return text.length > max ? `${text.slice(0, max)}…` : text;
 }
 
-function FeaturedAnnouncement({ a }: { a: Announcement }) {
+function FeaturedAnnouncement({ a, urlStyle }: { a: Announcement; urlStyle: UrlStyle }) {
   const summary = plainSummary(a.content, 180);
   return (
     <Link
-      href={`/announcement/${a.id}`}
+      href={announcementPath(urlStyle, a.id)}
       className="block px-5 sm:px-6 pt-5 sm:pt-6 pb-5 transition-colors hover:bg-[var(--panel-2)] focus-visible:bg-[var(--panel-2)]"
     >
       <div className="flex items-center gap-2 flex-wrap mb-3">
@@ -77,11 +78,11 @@ function FeaturedAnnouncement({ a }: { a: Announcement }) {
   );
 }
 
-function AnnouncementRow({ a, showDivider }: { a: Announcement; showDivider: boolean }) {
+function AnnouncementRow({ a, showDivider, urlStyle }: { a: Announcement; showDivider: boolean; urlStyle: UrlStyle }) {
   const summary = plainSummary(a.content);
   return (
     <Link
-      href={`/announcement/${a.id}`}
+      href={announcementPath(urlStyle, a.id)}
       className="block px-5 sm:px-6 py-4 sm:py-5 transition-colors hover:bg-[var(--panel-2)] focus-visible:bg-[var(--panel-2)]"
       style={showDivider ? { borderTop: "1px solid var(--line)" } : undefined}
     >
@@ -131,6 +132,7 @@ export default async function AnnouncementsListPage({ searchParams }: PageProps)
   ]);
   const sidebarPages = overview?.sidebar_pages ?? [];
   const siteLead = settings.site_description?.trim() || undefined;
+  const urlStyle = settings.url_style;
   const canManagePages = !!me.user && isAdminOrAbove(me.user.role);
 
   // 首页置顶条目作头图；其余走列表行（置顶已在头图时不再重复）
@@ -178,9 +180,9 @@ export default async function AnnouncementsListPage({ searchParams }: PageProps)
           </div>
         ) : (
           <>
-            {featured ? <FeaturedAnnouncement a={featured} /> : null}
+            {featured ? <FeaturedAnnouncement a={featured} urlStyle={urlStyle} /> : null}
             {rest.map((a, i) => (
-              <AnnouncementRow key={a.id} a={a} showDivider={!!featured || i > 0} />
+              <AnnouncementRow key={a.id} a={a} showDivider={!!featured || i > 0} urlStyle={urlStyle} />
             ))}
           </>
         )}
diff --git a/frontend/app/chat/[id]/ChatRoomClient.tsx b/frontend/app/chat/[id]/ChatRoomClient.tsx
index 701e841..cbccd94 100644
--- a/frontend/app/chat/[id]/ChatRoomClient.tsx
+++ b/frontend/app/chat/[id]/ChatRoomClient.tsx
@@ -56,6 +56,8 @@ import AutolinkText from "@/components/AutolinkText";
 import ConfirmDialog from "@/components/ConfirmDialog";
 import ContextMenu, { type CtxMenuItem } from "@/components/ContextMenu";
 import ChatUserCard, { type ChatUserCardTarget } from "@/components/ChatUserCard";
+import { userPath } from "@/lib/urlStyle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 
 /** 同一房间已读：进行中去重 + 2s 内合并（滚动/新消息/Strict Mode 连打） */
 const MARK_READ_GAP_MS = 2_000;
@@ -102,6 +104,7 @@ function RecallNotice({
   meId: number;
   members: ChatRoomMember[];
 }) {
+  const urlStyle = useUrlStyle();
   if (!message.recalled_at) return null;
   const by =
     message.recalled_by ||
@@ -137,7 +140,7 @@ function RecallNotice({
   const nameNode =
     uid > 0 ? (
       <Link
-        href={`/u/${uid}`}
+        href={userPath(urlStyle, uid)}
         className="transition-opacity hover:opacity-80"
         style={nameStyle}
       >
@@ -2020,6 +2023,7 @@ function MembersPanel({
   onOpenCard: (m: ChatRoomMember) => void;
   showTitle?: boolean;
 }) {
+  const urlStyle = useUrlStyle();
   return (
     <div>
       {showTitle && (
@@ -2072,7 +2076,7 @@ function MembersPanel({
                 <Avatar name={name} src={m.user.avatar || undefined} size={28} />
               </button>
               <Link
-                href={`/u/${m.user.id}`}
+                href={userPath(urlStyle, m.user.id)}
                 className="flex-1 min-w-0 truncate text-[13px] hover:text-[var(--accent)] transition-colors"
                 style={{ color: "var(--ink)" }}
               >
diff --git a/frontend/app/globals.css b/frontend/app/globals.css
index df34a17..8787849 100644
--- a/frontend/app/globals.css
+++ b/frontend/app/globals.css
@@ -4590,11 +4590,13 @@ a.j13-mention-token:hover {
   }
   #settings-identity .admin-settings-actions,
   #settings-brand .admin-settings-actions,
+  #settings-url-style .admin-settings-actions,
   #settings-footer .admin-settings-actions {
     grid-template-columns: minmax(0, 1fr);
   }
   #settings-identity .admin-settings-actions-inner,
   #settings-brand .admin-settings-actions-inner,
+  #settings-url-style .admin-settings-actions-inner,
   #settings-footer .admin-settings-actions-inner {
     grid-column: 1;
   }
@@ -4860,6 +4862,71 @@ a.j13-mention-token:hover {
     }
   }
 
+  /* 链接风格（伪静态）三选卡 */
+  .admin-url-style-card {
+    display: flex;
+    flex-direction: column;
+    align-items: stretch;
+    padding: 0.8rem 0.85rem;
+    border-radius: 12px;
+    border: 1px solid var(--line);
+    background: var(--panel);
+    text-align: left;
+    cursor: pointer;
+    font: inherit;
+    color: inherit;
+    transition: border-color 0.15s ease, box-shadow 0.15s ease;
+  }
+  .admin-url-style-card.is-on {
+    border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
+    box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 45%, transparent);
+  }
+  .admin-url-style-card:focus-visible {
+    outline: 2px solid var(--accent);
+    outline-offset: 1px;
+  }
+  .admin-url-style-dot {
+    width: 0.85rem;
+    height: 0.85rem;
+    border-radius: 999px;
+    border: 1px solid var(--line-2);
+    background: var(--panel-2);
+    flex-shrink: 0;
+  }
+  .admin-url-style-dot.is-on {
+    border-color: var(--accent);
+    background: radial-gradient(circle, var(--accent) 0 42%, transparent 46%);
+  }
+  .admin-url-style-examples {
+    display: flex;
+    flex-direction: column;
+    gap: 0.25rem;
+    margin-top: 0.6rem;
+    padding: 0.55rem 0.6rem;
+    border-radius: 8px;
+    background: var(--panel-2);
+  }
+  .admin-url-style-example {
+    display: flex;
+    align-items: baseline;
+    justify-content: space-between;
+    gap: 0.6rem;
+    font-size: 11px;
+  }
+  .admin-url-style-example code {
+    font-size: 11px;
+    color: var(--ink-2);
+    overflow-wrap: anywhere;
+  }
+  .admin-url-style-notes {
+    list-style: disc;
+    padding-left: 1.1rem;
+    display: flex;
+    flex-direction: column;
+    gap: 0.2rem;
+    color: var(--ink-3);
+  }
+
   @container settings-page (max-width: 1039px) {
     .admin-settings-work {
       grid-template-columns: minmax(0, 1fr);
diff --git a/frontend/app/leaderboard/page.tsx b/frontend/app/leaderboard/page.tsx
index 9b1d35f..dd58278 100644
--- a/frontend/app/leaderboard/page.tsx
+++ b/frontend/app/leaderboard/page.tsx
@@ -26,6 +26,7 @@ import {
 import { getMeCached, getPublicSettingsCached } from "@/lib/serverData";
 import { authCookieHeader } from "@/lib/cookies";
 import { requestCanonical } from "@/lib/canonicalMeta";
+import { userPath, leaderboardPath, type UrlStyle } from "@/lib/urlStyle";
 import Avatar from "@/components/Avatar";
 import LevelBadge from "@/components/LevelBadge";
 
@@ -55,12 +56,13 @@ function normMetric(v?: string): LeaderboardMetric {
 }
 
 /** 榜单链接：默认参数省略，保持 URL 干净 */
-function lbHref(period: LeaderboardPeriod, metric: LeaderboardMetric): string {
+function lbHref(urlStyle: UrlStyle, period: LeaderboardPeriod, metric: LeaderboardMetric): string {
   const q = new URLSearchParams();
   if (period !== "all") q.set("period", period);
   if (metric !== "all") q.set("metric", metric);
   const s = q.toString();
-  return s ? `/leaderboard?${s}` : "/leaderboard";
+  const base = leaderboardPath(urlStyle);
+  return s ? `${base}?${s}` : base;
 }
 
 /** 右侧分数标签：总榜-全部=累计积分，周/月-全部=贡献值，细分=对应指标名 */
@@ -75,7 +77,7 @@ export async function generateMetadata({ searchParams }: PageProps): Promise<Met
   return {
     title: "排行榜",
     description: settings.site_description,
-    ...(await requestCanonical("/leaderboard")),
+    ...(await requestCanonical(leaderboardPath(settings.url_style))),
   };
 }
 
@@ -116,17 +118,18 @@ function RankMedal({ place }: { place: 1 | 2 | 3 }) {
 }
 
 /** 领奖台卡片：渐变金属环头像 + 名字/等级 + 分数大数字 */
-function PodiumCard({ e, place, period, metric }: {
+function PodiumCard({ e, place, period, metric, urlStyle }: {
   e: LeaderboardEntry;
   place: 1 | 2 | 3;
   period: LeaderboardPeriod;
   metric: LeaderboardMetric;
+  urlStyle: UrlStyle;
 }) {
   const m = METAL[place];
   const first = place === 1;
   return (
     <Link
-      href={`/u/${e.id}`}
+      href={userPath(urlStyle, e.id)}
       className={`group relative flex flex-col items-center text-center rounded-[22px] transition-transform hover:-translate-y-0.5 ${
         first ? "pt-7 pb-6 px-3 sm:px-5" : "pt-6 pb-5 px-2 sm:px-4"
       }`}
@@ -185,14 +188,15 @@ function PodiumCard({ e, place, period, metric }: {
 }
 
 /** 4 名起的列表行 */
-function RankRow({ e, period, metric }: {
+function RankRow({ e, period, metric, urlStyle }: {
   e: LeaderboardEntry;
   period: LeaderboardPeriod;
   metric: LeaderboardMetric;
+  urlStyle: UrlStyle;
 }) {
   return (
     <Link
-      href={`/u/${e.id}`}
+      href={userPath(urlStyle, e.id)}
       className="group flex items-center gap-3 sm:gap-4 px-4 sm:px-5 py-3.5 transition-colors hover:bg-[var(--panel-2)]"
       style={{ borderTop: "1px solid var(--line)" }}
     >
@@ -419,6 +423,7 @@ export default async function LeaderboardPage({ searchParams }: PageProps) {
   const metric = normMetric(sp.metric);
   const cookie = authCookieHeader(await cookies());
   const settings = await getPublicSettingsCached();
+  const urlStyle = settings.url_style;
   const [meUser] = await Promise.all([getMeCached(cookie || undefined)]);
   const authed = !!meUser;
 
@@ -506,7 +511,7 @@ export default async function LeaderboardPage({ searchParams }: PageProps) {
             {PERIODS.map((p) => (
               <Link
                 key={p.key}
-                href={lbHref(p.key, metric)}
+                href={lbHref(urlStyle, p.key, metric)}
                 className="px-5 sm:px-6 py-2 rounded-full text-[14px] font-semibold transition-colors"
                 style={
                   period === p.key
@@ -529,7 +534,7 @@ export default async function LeaderboardPage({ searchParams }: PageProps) {
               return (
                 <Link
                   key={m.key}
-                  href={lbHref(period, m.key)}
+                  href={lbHref(urlStyle, period, m.key)}
                   className="px-3 py-1.5 rounded-full text-[12.5px] font-medium transition-colors"
                   style={
                     active
@@ -571,15 +576,15 @@ export default async function LeaderboardPage({ searchParams }: PageProps) {
           <>
             {/* 领奖台：DOM 顺序 2-1-3，冠军居中放大 */}
             <div className="mt-7 grid grid-cols-3 gap-2.5 sm:gap-4 items-start">
-              {podium[1] && <PodiumCard e={podium[1]} place={2} period={period} metric={metric} />}
-              {podium[0] && <PodiumCard e={podium[0]} place={1} period={period} metric={metric} />}
-              {podium[2] && <PodiumCard e={podium[2]} place={3} period={period} metric={metric} />}
+              {podium[1] && <PodiumCard e={podium[1]} place={2} period={period} metric={metric} urlStyle={urlStyle} />}
+              {podium[0] && <PodiumCard e={podium[0]} place={1} period={period} metric={metric} urlStyle={urlStyle} />}
+              {podium[2] && <PodiumCard e={podium[2]} place={3} period={period} metric={metric} urlStyle={urlStyle} />}
             </div>
 
             {rest.length > 0 && (
               <div className="panel overflow-hidden mt-4">
                 {rest.map((e) => (
-                  <RankRow key={e.id} e={e} period={period} metric={metric} />
+                  <RankRow key={e.id} e={e} period={period} metric={metric} urlStyle={urlStyle} />
                 ))}
               </div>
             )}
diff --git a/frontend/app/notifications/NotificationsClient.tsx b/frontend/app/notifications/NotificationsClient.tsx
index b2c924c..4ba7c4d 100644
--- a/frontend/app/notifications/NotificationsClient.tsx
+++ b/frontend/app/notifications/NotificationsClient.tsx
@@ -5,12 +5,15 @@ import { useRouter } from "next/navigation";
 import Link from "next/link";
 import { Heart, MessageCircle, CheckCheck, Bell, CheckCircle2, XCircle, AtSign, ClipboardList, Award, AlertTriangle, UserPlus } from "lucide-react";
 import { apiMarkRead, apiMarkAllRead, type NotificationsResponse, type NotificationItem } from "@/lib/api";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
+import { postPath, userPath } from "@/lib/urlStyle";
 
 /**
  * 通知列表交互层：数据由服务端 SSR 直出，这里只承担已读标记等客户端操作。
  */
 export default function NotificationsClient({ initialData }: { initialData: NotificationsResponse }) {
   const router = useRouter();
+  const urlStyle = useUrlStyle();
   const [notifications, setNotifications] = useState<NotificationItem[]>(initialData.notifications || []);
 
   const handleClick = async (n: NotificationItem) => {
@@ -24,16 +27,16 @@ export default function NotificationsClient({ initialData }: { initialData: Noti
     if (n.type === "mention" && n.room_id) {
       router.push(`/chat/${n.room_id}`);
     } else if (n.type === "pending_review") {
-      router.push(n.post_id ? `/post/${n.post_id}` : "/admin/content?status=pending");
+      router.push(n.post_id ? postPath(urlStyle, n.post_id) : "/admin/content?status=pending");
     } else if (n.type === "badge") {
       return;
     } else if (n.type === "follow") {
-      router.push(`/u/${n.actor_id}`);
+      router.push(userPath(urlStyle, n.actor_id));
     } else if (n.comment_id > 0) {
       // 评论/回复/点赞等：直达评论所在楼层（跨页由帖子页深链定位换页）
-      router.push(`/post/${n.post_id}#comment-${n.comment_id}`);
+      router.push(`${postPath(urlStyle, n.post_id)}#comment-${n.comment_id}`);
     } else {
-      router.push(`/post/${n.post_id}`);
+      router.push(postPath(urlStyle, n.post_id));
     }
   };
 
@@ -151,7 +154,7 @@ export default function NotificationsClient({ initialData }: { initialData: Noti
                   ) : (
                     <>
                       <Link
-                        href={`/u/${n.actor.id}`}
+                        href={userPath(urlStyle, n.actor.id)}
                         onClick={(e) => e.stopPropagation()}
                         className="font-semibold hover:text-[var(--accent)] transition-colors"
                       >
diff --git a/frontend/app/p/[slug]/page.tsx b/frontend/app/p/[slug]/page.tsx
index 4a854c0..aee8d03 100644
--- a/frontend/app/p/[slug]/page.tsx
+++ b/frontend/app/p/[slug]/page.tsx
@@ -17,6 +17,7 @@ import {
   SiteDocMasthead,
 } from "@/components/site-doc";
 import { requestCanonical } from "@/lib/canonicalMeta";
+import { pagePath } from "@/lib/urlStyle";
 import { webPageJsonLd } from "@/lib/jsonLd";
 import JsonLd from "@/components/JsonLd";
 
@@ -29,6 +30,7 @@ export async function generateMetadata({ params }: PageProps): Promise<Metadata>
   const data = await fetchSitePageBySlug(slug).catch(() => null);
   if (!data) return { title: "页面不存在" };
   const p = data.page;
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return {
     title: p.title,
     description: p.excerpt || p.title,
@@ -38,7 +40,7 @@ export async function generateMetadata({ params }: PageProps): Promise<Metadata>
       type: "article",
       publishedTime: p.created_at,
     },
-    ...(await requestCanonical(`/p/${p.slug}`)),
+    ...(await requestCanonical(pagePath(urlStyle, p.slug))),
   };
 }
 
@@ -58,6 +60,7 @@ export default async function SitePagePublic({ params }: PageProps) {
   const announcements = overview?.announcements ?? [];
   const canManagePages = !!me.user && isAdminOrAbove(me.user.role);
   const siteLead = settings.site_description?.trim() || undefined;
+  const urlStyle = settings.url_style;
   const toc = extractToc(p.content);
   const headingToc = markdownHeadingToc(toc);
   const readingMinutes = estimateReadingMinutes(p.content, p.title.length);
@@ -76,7 +79,7 @@ export default async function SitePagePublic({ params }: PageProps) {
   const jsonLd = webPageJsonLd({
     name: p.title,
     description: p.excerpt || undefined,
-    path: `/p/${p.slug}`,
+    path: pagePath(urlStyle, p.slug),
     datePublished: p.created_at,
     dateModified: p.updated_at,
   });
diff --git a/frontend/app/page.tsx b/frontend/app/page.tsx
index 5a20c46..2e8240f 100644
--- a/frontend/app/page.tsx
+++ b/frontend/app/page.tsx
@@ -195,6 +195,7 @@ export default async function HomePage({ searchParams }: HomePageProps) {
     items: postsData.posts.map((p) => ({ id: p.id, name: p.title })),
     page,
     pageSize: 20,
+    urlStyle: publicSettings.url_style,
   });
 
   // 搜索态：单栏占满，无 Tabs/侧栏
diff --git a/frontend/app/post/[id]/edit/EditPostClient.tsx b/frontend/app/post/[id]/edit/EditPostClient.tsx
index 527b6b8..7cf07ce 100644
--- a/frontend/app/post/[id]/edit/EditPostClient.tsx
+++ b/frontend/app/post/[id]/edit/EditPostClient.tsx
@@ -1,6 +1,8 @@
 "use client";
 
 import PostComposer from "@/components/PostComposer";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
+import { postPath } from "@/lib/urlStyle";
 import type { PostAttachment } from "@/lib/api";
 
 type Props = {
@@ -34,6 +36,7 @@ export default function EditPostClient({
   boardColorIndex = 0,
   boardIcon,
 }: Props) {
+  const urlStyle = useUrlStyle();
   return (
     <PostComposer
       mode="edit"
@@ -50,7 +53,7 @@ export default function EditPostClient({
       boardId={boardId}
       boardColorIndex={boardColorIndex}
       boardIcon={boardIcon}
-      cancelHref={`/post/${postId}`}
+      cancelHref={postPath(urlStyle, postId)}
     />
   );
 }
diff --git a/frontend/app/post/[id]/edit/page.tsx b/frontend/app/post/[id]/edit/page.tsx
index ecb1dcf..9ec4fe1 100644
--- a/frontend/app/post/[id]/edit/page.tsx
+++ b/frontend/app/post/[id]/edit/page.tsx
@@ -1,9 +1,10 @@
 import { cookies } from "next/headers";
 import { notFound, redirect } from "next/navigation";
 import { authCookieHeader } from "@/lib/cookies";
-import { getMeCached } from "@/lib/serverData";
+import { getMeCached, getPublicSettingsCached } from "@/lib/serverData";
 import { fetchPostDetail } from "@/lib/api";
 import { canModerateBoard } from "@/lib/roles";
+import { postPath } from "@/lib/urlStyle";
 import EditPostClient from "./EditPostClient";
 
 interface PageProps {
@@ -29,7 +30,8 @@ export default async function EditPostPage({ params }: PageProps) {
     me.user.id === post.user.id ||
     canModerateBoard(me.user, post.board_id);
   if (!allowed) {
-    redirect(`/post/${id}`);
+    const urlStyle = (await getPublicSettingsCached()).url_style;
+    redirect(postPath(urlStyle, post.id));
   }
 
   return (
diff --git a/frontend/app/post/[id]/page.tsx b/frontend/app/post/[id]/page.tsx
index 9136e1f..ba8eb34 100644
--- a/frontend/app/post/[id]/page.tsx
+++ b/frontend/app/post/[id]/page.tsx
@@ -46,6 +46,7 @@ import { normalizePostType, postTypeLabel, contentAccessLabel, typeStatusLabel,
 import { extractToc, estimateReadingMinutes, markdownHeadingToc } from "@/lib/toc";
 import { requestCanonical } from "@/lib/canonicalMeta";
 import { absoluteCanonical, canonicalPage } from "@/lib/siteUrl";
+import { postPath, userPath, type UrlStyle } from "@/lib/urlStyle";
 import { discussionJsonLd, questionJsonLd, type JsonLdVisibleComment } from "@/lib/jsonLd";
 import JsonLd from "@/components/JsonLd";
 
@@ -73,6 +74,7 @@ export async function generateMetadata({ params, searchParams }: PageProps): Pro
       ? publicBody.slice(0, 160)
       : post.access_hint || "部分内容需满足条件后可见";
     const page = canonicalPage(sp.page);
+    const urlStyle = (await getPublicSettingsCached()).url_style;
     return {
       title: post.title,
       description: desc,
@@ -81,7 +83,7 @@ export async function generateMetadata({ params, searchParams }: PageProps): Pro
         description: desc,
         type: "article",
       },
-      ...(await requestCanonical(`/post/${post.id}`, page ? { page } : undefined)),
+      ...(await requestCanonical(postPath(urlStyle, post.id), page ? { page } : undefined)),
     };
   } catch {
     return { title: "帖子不存在" };
@@ -107,12 +109,14 @@ function RelatedPosts({
   boardId,
   uid = "related",
   allowComments,
+  urlStyle,
 }: {
   posts: PostListItem[];
   boardId: number;
   // 右栏与移动端内联实例同时存在，id 必须区分以免 aria-labelledby 指向隐藏副本
   uid?: string;
   allowComments: boolean;
+  urlStyle: UrlStyle;
 }) {
   if (posts.length === 0) return null;
   const titleId = `${uid}-title`;
@@ -127,7 +131,7 @@ function RelatedPosts({
       <ol>
         {posts.map((p, i) => (
           <li key={p.id}>
-            <Link href={`/post/${p.id}`} className="j13-rank" data-tip={p.title}>
+            <Link href={postPath(urlStyle, p.id)} className="j13-rank" data-tip={p.title}>
               <span className="j13-rank-no">{i + 1}</span>
               <span className="min-w-0 flex-1">
                 <span className="j13-rank-title line-clamp-2">
@@ -165,12 +169,14 @@ function AuthorCardStacked({
   allowComments,
   boardNames,
   boardColors,
+  urlStyle,
 }: {
   profile: UserProfile;
   allowComments: boolean;
   /** 板块 id → 名称/配色：板块管理员徽章展示「{板块名}板块管理员」并对齐板块色 */
   boardNames?: Record<number, string>;
   boardColors?: Record<number, number>;
+  urlStyle: UrlStyle;
 }) {
   const u = profile.user;
   const signature = (u.signature || "").trim();
@@ -184,13 +190,13 @@ function AuthorCardStacked({
         关于作者
       </p>
       <div className="flex items-start gap-4 flex-wrap">
-        <Link href={`/u/${u.id}`} className="shrink-0" aria-label={u.nickname}>
+        <Link href={userPath(urlStyle, u.id)} className="shrink-0" aria-label={u.nickname}>
           <Avatar name={u.nickname || u.username} src={u.avatar || undefined} size={52} />
         </Link>
         <div className="min-w-0 flex-1">
           <div className="flex items-center gap-2 flex-wrap">
             <Link
-              href={`/u/${u.id}`}
+              href={userPath(urlStyle, u.id)}
               className="font-semibold text-[15px] hover:text-[var(--accent)] transition-colors"
               style={{ color: "var(--ink)" }}
             >
@@ -231,7 +237,7 @@ function AuthorCardStacked({
             </p>
           ) : null}
         </div>
-        <Link href={`/u/${u.id}`} className="btn btn-line btn-sm shrink-0 self-center">
+        <Link href={userPath(urlStyle, u.id)} className="btn btn-line btn-sm shrink-0 self-center">
           访问主页
         </Link>
       </div>
@@ -307,6 +313,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
   // 站点设置已在 layout 缓存；关评或「登录可见」且游客时不拉评论树，避免首屏泄露
   const publicSettings = await getPublicSettingsCached();
   const allowComments = publicSettings.allow_comments !== false;
+  const urlStyle = publicSettings.url_style;
   const commentsRequireLogin = publicSettings.comments_require_login === true;
   const emptyComments: CommentsResponse = {
     comments: [],
@@ -401,9 +408,9 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
         }
       : null;
 
-  const entityUrl = absoluteCanonical(`/post/${post.id}`);
+  const entityUrl = absoluteCanonical(postPath(urlStyle, post.id));
   const pageUrl =
-    absoluteCanonical(`/post/${post.id}`, commentPage > 1 ? { page: commentPage } : undefined) ||
+    absoluteCanonical(postPath(urlStyle, post.id), commentPage > 1 ? { page: commentPage } : undefined) ||
     entityUrl;
   const authorName = post.user.nickname || post.user.username;
   const visibleFloors: JsonLdVisibleComment[] = canFetchComments
@@ -443,6 +450,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
           author: { id: post.user.id, name: authorName },
           postId: post.id,
           pageUrl,
+          urlStyle,
           accepted: acceptedForLd,
           answers: visibleFloors,
         })
@@ -454,6 +462,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
           author: { id: post.user.id, name: authorName },
           postId: post.id,
           pageUrl,
+          urlStyle,
           commentCount: canFetchComments ? post.comment_count : undefined,
           viewCount: post.view_count,
           comments: visibleFloors,
@@ -546,11 +555,11 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
                   style={{ borderBottom: "1px solid var(--line)" }}
                 >
                   <div className="flex items-center gap-3 min-w-0">
-                    <Link href={`/u/${post.user.id}`} className="shrink-0" aria-label={post.user.nickname}>
+                    <Link href={userPath(urlStyle, post.user.id)} className="shrink-0" aria-label={post.user.nickname}>
                       <Avatar name={post.user.nickname || post.user.username} src={post.user.avatar || undefined} size={40} />
                     </Link>
                     <Link
-                      href={`/u/${post.user.id}`}
+                      href={userPath(urlStyle, post.user.id)}
                       className="min-w-0 truncate text-[15px] font-semibold hover:text-[var(--accent)] transition-colors"
                       style={{ color: "var(--ink)" }}
                     >
@@ -696,6 +705,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
                   allowComments={allowComments}
                   boardNames={boardNames}
                   boardColors={boardColors}
+                  urlStyle={urlStyle}
                 />
               </div>
             )}
@@ -754,6 +764,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
                 boardId={post.board_id}
                 uid="related-inline"
                 allowComments={allowComments}
+                urlStyle={urlStyle}
               />
             </div>
           </article>
@@ -766,7 +777,7 @@ export default async function PostDetailPage({ params, searchParams }: PageProps
             aria-label="阅读辅助"
           >
             <SidebarRenderer blocks={sidebarLists.right} widgets={sidebar.widgets} props={sidebarProps} />
-            <RelatedPosts posts={related} boardId={post.board_id} allowComments={allowComments} />
+            <RelatedPosts posts={related} boardId={post.board_id} allowComments={allowComments} urlStyle={urlStyle} />
           </aside>
         )}
       </div>
diff --git a/frontend/app/settings/page.tsx b/frontend/app/settings/page.tsx
index 029d18a..e1c3590 100644
--- a/frontend/app/settings/page.tsx
+++ b/frontend/app/settings/page.tsx
@@ -1,7 +1,8 @@
 import { cookies } from "next/headers";
 import { redirect } from "next/navigation";
 import { authCookieHeader } from "@/lib/cookies";
-import { getMeCached } from "@/lib/serverData";
+import { getMeCached, getPublicSettingsCached } from "@/lib/serverData";
+import { userPath } from "@/lib/urlStyle";
 
 // /settings 已融合到用户主页 /u/[id]?tab=settings
 // 未登录跳登录页，登录后跳自己的主页 settings tab
@@ -11,5 +12,6 @@ export default async function SettingsRedirect() {
   if (!me.user) {
     redirect(`/login?redirect=${encodeURIComponent(`/settings`)}`);
   }
-  redirect(`/u/${me.user.id}?tab=settings`);
+  const urlStyle = (await getPublicSettingsCached()).url_style;
+  redirect(`${userPath(urlStyle, me.user.id)}?tab=settings`);
 }
diff --git a/frontend/app/sitemap.ts b/frontend/app/sitemap.ts
index 26854da..6c2f368 100644
--- a/frontend/app/sitemap.ts
+++ b/frontend/app/sitemap.ts
@@ -6,6 +6,8 @@ import {
   fetchPublishedSitePages,
 } from "@/lib/api";
 import { canonicalPath, resolveSiteOrigin } from "@/lib/siteUrl";
+import { announcementPath, postPath, pagePath, leaderboardPath } from "@/lib/urlStyle";
+import { getPublicSettingsCached } from "@/lib/serverData";
 
 export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
   await connection();
@@ -14,6 +16,7 @@ export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
     console.error("[seo] SITE_URL 缺失或非法，已跳过 sitemap");
     return [];
   }
+  const style = (await getPublicSettingsCached()).url_style;
 
   const url = (pathname: string) => `${origin}${canonicalPath(pathname)}`;
   const entries: MetadataRoute.Sitemap = [
@@ -25,7 +28,7 @@ export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
       priority: 0.7,
     },
     {
-      url: url("/leaderboard"),
+      url: url(leaderboardPath(style)),
       lastModified: new Date(),
       changeFrequency: "daily",
       priority: 0.5,
@@ -42,7 +45,7 @@ export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
     const { posts } = await fetchPosts(1, 100);
     for (const post of posts) {
       entries.push({
-        url: url(`/post/${post.id}`),
+        url: url(postPath(style, post.id)),
         lastModified: new Date(post.created_at),
         changeFrequency: "weekly",
         priority: 0.6,
@@ -56,7 +59,7 @@ export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
     const { announcements } = await fetchAnnouncementsPage(1, 100);
     for (const a of announcements) {
       entries.push({
-        url: url(`/announcement/${a.id}`),
+        url: url(announcementPath(style, a.id)),
         lastModified: new Date(a.updated_at || a.created_at),
         changeFrequency: "weekly",
         priority: 0.5,
@@ -70,7 +73,7 @@ export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
     const { pages } = await fetchPublishedSitePages();
     for (const p of pages) {
       entries.push({
-        url: url(`/p/${p.slug}`),
+        url: url(pagePath(style, p.slug)),
         lastModified: new Date(p.updated_at || p.created_at),
         changeFrequency: "monthly",
         priority: 0.4,
diff --git a/frontend/app/u/[id]/UserProfileContent.tsx b/frontend/app/u/[id]/UserProfileContent.tsx
index 98b15fe..3605fb1 100644
--- a/frontend/app/u/[id]/UserProfileContent.tsx
+++ b/frontend/app/u/[id]/UserProfileContent.tsx
@@ -12,6 +12,8 @@ import { formatRelative } from "@/lib/format";
 import type {
   UserProfile, UserCommentsResponse, UserFavoritesResponse, UserFollowingResponse, PostListItem,
 } from "@/lib/api";
+import { postPath, userPath } from "@/lib/urlStyle";
+import { getPublicSettingsCached } from "@/lib/serverData";
 
 /** 本页卡片统一阴影；用 color-mix 让暗色主题自动加深，避免写死浅色阴影 */
 const CARD_SHADOW = "0 1px 3px color-mix(in srgb, #000 18%, transparent)";
@@ -26,11 +28,12 @@ const SORTS: { key: string; label: string }[] = [
 ];
 
 /** 帖子卡（发帖列表与收藏列表共用） */
-function PostCardItem({ post, allowComments }: { post: PostListItem; allowComments?: boolean }) {
+async function PostCardItem({ post, allowComments }: { post: PostListItem; allowComments?: boolean }) {
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   const pinned = post.pinned > 0;
   return (
     <Link
-      href={`/post/${post.id}`}
+      href={postPath(urlStyle, post.id)}
       className={`${ITEM_BASE} ${
         pinned
           ? "bg-[color-mix(in_srgb,#fde68a_22%,var(--panel))] border-[color-mix(in_srgb,#fde68a_70%,var(--line))] hover:bg-[color-mix(in_srgb,#fde68a_30%,var(--panel))]"
@@ -139,7 +142,7 @@ function ErrorState({ retryHref }: { retryHref: string }) {
  * tab 与分页全部走 URL（?tab=xxx&page=N&sort=xxx），刷新/后退/分享链接均保持一致。
  * Tab 切换栏已移至 page.tsx 统一渲染（含 settings / security），此组件仅负责列表类 tab。
  */
-export default function UserProfileContent({
+export default async function UserProfileContent({
   userId,
   profile,
   tab,
@@ -168,6 +171,7 @@ export default function UserProfileContent({
   isOwner: boolean;
   allowComments?: boolean;
 }) {
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   const displayName = profile.user.nickname || profile.user.username;
   const paginationQuery: Record<string, string> =
     tab === "comments" ? { tab: "comments" }
@@ -189,7 +193,7 @@ export default function UserProfileContent({
               {SORTS.map((s) => (
                 <Link
                   key={s.key}
-                  href={s.key === "new" ? `/u/${userId}` : `/u/${userId}?sort=${s.key}`}
+                  href={s.key === "new" ? userPath(urlStyle, Number(userId)) : `${userPath(urlStyle, Number(userId))}?sort=${s.key}`}
                   className="j13-chip"
                   aria-current={sort === s.key ? "page" : undefined}
                 >
@@ -215,13 +219,13 @@ export default function UserProfileContent({
             total={profile.posts_total}
             page={page}
             size={20}
-            basePath={`/u/${userId}`}
+            basePath={userPath(urlStyle, Number(userId))}
             query={paginationQuery}
           />
         </div>
       ) : tab === "favorites" ? (
         favoriteError ? (
-          <ErrorState retryHref={`/u/${userId}?tab=favorites`} />
+          <ErrorState retryHref={`${userPath(urlStyle, Number(userId))}?tab=favorites`} />
         ) : favoriteData && favoriteData.posts.length > 0 ? (
           <div>
             <div className="mb-3 flex flex-wrap items-center justify-between gap-2">
@@ -238,7 +242,7 @@ export default function UserProfileContent({
               total={favoriteData.total}
               page={favoriteData.page}
               size={20}
-              basePath={`/u/${userId}`}
+              basePath={userPath(urlStyle, Number(userId))}
               query={paginationQuery}
             />
           </div>
@@ -250,7 +254,7 @@ export default function UserProfileContent({
         )
       ) : tab === "following" ? (
         followingError ? (
-          <ErrorState retryHref={`/u/${userId}?tab=following`} />
+          <ErrorState retryHref={`${userPath(urlStyle, Number(userId))}?tab=following`} />
         ) : followingData && followingData.users.length > 0 ? (
           <div>
             <div className="mb-3 flex flex-wrap items-center justify-between gap-2">
@@ -265,7 +269,7 @@ export default function UserProfileContent({
                   className="group flex items-center gap-3 rounded-xl border px-5 py-4 transition-[background-color,box-shadow,border-color] duration-150 bg-[var(--panel)] border-[var(--line)] hover:bg-[color-mix(in_srgb,var(--ink)_3.5%,var(--panel))]"
                   style={{ boxShadow: CARD_SHADOW }}
                 >
-                  <Link href={`/u/${fu.id}`} className="flex min-w-0 flex-1 items-center gap-3">
+                  <Link href={userPath(urlStyle, fu.id)} className="flex min-w-0 flex-1 items-center gap-3">
                     <Avatar name={fu.nickname || fu.username} src={fu.avatar || undefined} size={40} />
                     <div className="min-w-0">
                       <div className="flex items-center gap-1.5">
@@ -291,7 +295,7 @@ export default function UserProfileContent({
               total={followingData.total}
               page={followingData.page}
               size={20}
-              basePath={`/u/${userId}`}
+              basePath={userPath(urlStyle, Number(userId))}
               query={paginationQuery}
             />
           </div>
@@ -302,14 +306,14 @@ export default function UserProfileContent({
           />
         )
       ) : commentError ? (
-        <ErrorState retryHref={`/u/${userId}?tab=comments`} />
+        <ErrorState retryHref={`${userPath(urlStyle, Number(userId))}?tab=comments`} />
       ) : commentData && (commentData.comments?.length ?? 0) > 0 ? (
         <div>
           <div className="panel overflow-hidden">
             {(commentData.comments ?? []).map((c) => (
               <Link
                 key={c.id}
-                href={`/post/${c.post_id}#comment-${c.id}`}
+                href={`${postPath(urlStyle, c.post_id)}#comment-${c.id}`}
                 className="group block px-4 sm:px-5 py-4 border-t transition-colors hover:bg-[var(--item-hover-bg)] focus-visible:bg-[var(--item-hover-bg)]"
                 style={{ borderColor: "var(--line)" }}
               >
@@ -335,7 +339,7 @@ export default function UserProfileContent({
             total={commentData.total}
             page={commentData.page}
             size={20}
-            basePath={`/u/${userId}`}
+            basePath={userPath(urlStyle, Number(userId))}
             query={paginationQuery}
           />
         </div>
diff --git a/frontend/app/u/[id]/page.tsx b/frontend/app/u/[id]/page.tsx
index c998e13..1d97ecf 100644
--- a/frontend/app/u/[id]/page.tsx
+++ b/frontend/app/u/[id]/page.tsx
@@ -28,6 +28,7 @@ import FollowButton from "@/components/FollowButton";
 import StaffUserMenu from "@/components/StaffUserMenu";
 import { requestCanonical } from "@/lib/canonicalMeta";
 import { absoluteCanonical, canonicalPage } from "@/lib/siteUrl";
+import { userPath } from "@/lib/urlStyle";
 import { profileJsonLd } from "@/lib/jsonLd";
 import JsonLd from "@/components/JsonLd";
 
@@ -52,7 +53,9 @@ export async function generateMetadata({ params, searchParams }: UserPageProps):
   const tab = parseTab(sp.tab);
   try {
     const data = await fetchUserProfile(id, 1);
-    const allowComments = (await getPublicSettingsCached()).allow_comments !== false;
+    const pub = await getPublicSettingsCached();
+    const allowComments = pub.allow_comments !== false;
+    const urlStyle = pub.url_style;
     const title = data.user.nickname || data.user.username;
     const description = allowComments
       ? `查看 ${data.user.nickname} 的资料、发帖与评论`
@@ -71,7 +74,7 @@ export async function generateMetadata({ params, searchParams }: UserPageProps):
     return {
       title,
       description,
-      ...(await requestCanonical(`/u/${data.user.id}`, query)),
+      ...(await requestCanonical(userPath(urlStyle, data.user.id), query)),
     };
   } catch {
     return { title: "用户不存在" };
@@ -93,6 +96,7 @@ export default async function UserPage({ params, searchParams }: UserPageProps)
   const me = await getMeCached(cookie || undefined);
   const settings = await getPublicSettingsCached();
   const allowComments = settings.allow_comments !== false;
+  const urlStyle = settings.url_style;
   const commentsRequireLogin = settings.comments_require_login === true;
   const allowMessages = settings.allow_messages !== false;
   const canReadComments = allowComments && (!commentsRequireLogin || !!me.user);
@@ -206,7 +210,8 @@ export default async function UserPage({ params, searchParams }: UserPageProps)
       ]
     : [];
   const visibleNav = [...mainNavItems, ...settingsNavItems];
-  const tabHref = (t: UserTab) => (t === "posts" ? `/u/${id}` : `/u/${id}?tab=${t}`);
+  const tabHref = (t: UserTab) =>
+    t === "posts" ? userPath(urlStyle, Number(id)) : `${userPath(urlStyle, Number(id))}?tab=${t}`;
 
   const profileQuery: Record<string, string | number> = {};
   if (canReadComments && effectiveTab === "comments") profileQuery.tab = "comments";
@@ -222,7 +227,8 @@ export default async function UserPage({ params, searchParams }: UserPageProps)
           name: u.nickname || u.username,
           username: u.username,
           signature: (u.signature || "").trim() || undefined,
-          pageUrl: absoluteCanonical(`/u/${u.id}`, profileQuery),
+          pageUrl: absoluteCanonical(userPath(urlStyle, u.id), profileQuery),
+          urlStyle,
         });
 
   /** 本页卡片统一阴影；暗色随 color-mix 自动加深 */
@@ -255,12 +261,12 @@ export default async function UserPage({ params, searchParams }: UserPageProps)
         {/* 本人操作按钮 / 访客私聊：绝对定位在卡片右上角 */}
         {isOwner ? (
           <div className="absolute top-3 right-3 z-20 flex items-center gap-2">
-            <Link href={`/u/${id}?tab=settings`} className="btn btn-line btn-sm">
+            <Link href={`${userPath(urlStyle, Number(id))}?tab=settings`} className="btn btn-line btn-sm">
               <PenLine size={13.5} />
               <span className="hidden sm:inline">编辑资料</span>
             </Link>
             <Link
-              href={`/u/${id}?tab=security`}
+              href={`${userPath(urlStyle, Number(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 duration-150 hover:border-[var(--accent)] hover:text-[var(--accent)]"
diff --git a/frontend/components/AcceptedAnswerCard.tsx b/frontend/components/AcceptedAnswerCard.tsx
index 392eb96..497f1f0 100644
--- a/frontend/components/AcceptedAnswerCard.tsx
+++ b/frontend/components/AcceptedAnswerCard.tsx
@@ -1,6 +1,8 @@
 import Link from "next/link";
 import { CheckCircle2, CircleHelp, Coins } from "lucide-react";
 import type { AcceptedAnswer } from "@/lib/api";
+import { userPath } from "@/lib/urlStyle";
+import { getPublicSettingsCached } from "@/lib/serverData";
 import Avatar from "@/components/Avatar";
 import MarkdownBody from "@/components/MarkdownBody";
 
@@ -24,6 +26,8 @@ export default async function AcceptedAnswerCard({
   const answerLabel = isQuestion ? "最佳答案" : "采纳答案";
   const endTime = solvedAt || answer.created_at;
   const endLabel = formatEndsAt(endTime);
+  const urlStyle = (await getPublicSettingsCached()).url_style;
+  const authorHref = author ? userPath(urlStyle, author.id) : "";
 
   return (
     <section
@@ -51,12 +55,12 @@ export default async function AcceptedAnswerCard({
         </span>
         {author ? (
           <>
-            <Link href={`/u/${author.id}`} className="shrink-0" aria-label={name}>
+            <Link href={authorHref} className="shrink-0" aria-label={name}>
               <Avatar name={name} src={author.avatar || undefined} size={32} />
             </Link>
             <div className="min-w-0 flex flex-col gap-0.5">
               <Link
-                href={`/u/${author.id}`}
+                href={authorHref}
                 className="truncate text-[13.5px] font-semibold hover:text-[var(--accent)] transition-colors"
                 style={{ color: "var(--ink)" }}
               >
diff --git a/frontend/components/ChatUserCard.tsx b/frontend/components/ChatUserCard.tsx
index 160ba1d..45fd3b7 100644
--- a/frontend/components/ChatUserCard.tsx
+++ b/frontend/components/ChatUserCard.tsx
@@ -11,6 +11,8 @@ import LevelBadge from "@/components/LevelBadge";
 import BadgeChip from "@/components/BadgeChip";
 import ImageLightbox from "@/components/markdown/ImageLightbox";
 import { useAllowMessages } from "@/components/MessagesPolicyProvider";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
+import { userPath } from "@/lib/urlStyle";
 import { apiGetUserProfile, apiOpenDirectChat, type UserProfile, type User } from "@/lib/api";
 import { toast } from "@/lib/toast";
 
@@ -36,6 +38,7 @@ export default function ChatUserCard({
 }) {
   const router = useRouter();
   const allowMessages = useAllowMessages();
+  const urlStyle = useUrlStyle();
   const [profile, setProfile] = useState<UserProfile | null>(null);
   const [dmBusy, setDmBusy] = useState(false);
   const [avatarOpen, setAvatarOpen] = useState(false);
@@ -194,7 +197,7 @@ export default function ChatUserCard({
 
         {/* 操作区 */}
         <div className="mt-4 flex items-center gap-2">
-          <Link href={`/u/${user.id}`} className="btn btn-line btn-sm flex-1 justify-center">
+          <Link href={userPath(urlStyle, user.id)} className="btn btn-line btn-sm flex-1 justify-center">
             用户主页
           </Link>
           {allowMessages && !isSelf && (
diff --git a/frontend/components/CommentSection.tsx b/frontend/components/CommentSection.tsx
index 2abd467..d3fbbc8 100644
--- a/frontend/components/CommentSection.tsx
+++ b/frontend/components/CommentSection.tsx
@@ -41,6 +41,8 @@ import DeleteCommentModal, { type DeleteCommentPayload } from "@/components/Dele
 import EditHistoryModal from "@/components/EditHistoryModal";
 import { scrollFlashTo } from "@/lib/flash";
 import { fetchCommentLocation } from "@/lib/api";
+import { postPath, userPath } from "@/lib/urlStyle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 
 interface CommentSectionProps {
   postId: string;
@@ -215,6 +217,7 @@ export default function CommentSection({
 }: CommentSectionProps) {
   const winnerCommentIdSet = new Set(winnerCommentIds.filter((id) => id > 0));
   const router = useRouter();
+  const urlStyle = useUrlStyle();
   const commentsOpen = useAllowComments();
   const commentsRequireLogin = useCommentsRequireLogin();
   const staffViewer = !!user && isStaff(user.role);
@@ -329,7 +332,7 @@ export default function CommentSection({
         if (cancelled || floor <= 0) return;
         const destPage = Math.max(1, Math.ceil(floor / size));
         if (destPage === page) return; // 同页却无节点（异常数据），放弃
-        router.replace(`/post/${postId}?page=${destPage}#comment-${id}`, { scroll: false });
+        router.replace(`${postPath(urlStyle, Number(postId))}?page=${destPage}#comment-${id}`, { scroll: false });
       } catch {
         /* 定位失败静默：停留在当前页 */
       }
@@ -359,15 +362,15 @@ export default function CommentSection({
         if (destPage !== page) {
           setAwayHref(
             destPage > 1
-              ? `/post/${postId}?page=${destPage}#comment-${res.comment.id}`
-              : `/post/${postId}#comment-${res.comment.id}`
+              ? `${postPath(urlStyle, Number(postId))}?page=${destPage}#comment-${res.comment.id}`
+              : `${postPath(urlStyle, Number(postId))}#comment-${res.comment.id}`
           );
         } else {
           setAwayHref(null);
         }
         router.refresh();
       } else if (res.error === "未登录") {
-        router.push(`/login?redirect=${encodeURIComponent(`/post/${postId}`)}`);
+        router.push(`/login?redirect=${encodeURIComponent(postPath(urlStyle, Number(postId)))}`);
       } else {
         const msg = res.error || "评论失败";
         setFloorError(msg);
@@ -415,7 +418,7 @@ export default function CommentSection({
         router.refresh();
         focusCommentControl(target.id, "reply");
       } else if (res.error === "未登录") {
-        router.push(`/login?redirect=${encodeURIComponent(`/post/${postId}`)}`);
+        router.push(`/login?redirect=${encodeURIComponent(postPath(urlStyle, Number(postId)))}`);
       } else {
         const msg = res.error || "回复失败";
         setReplyError(msg);
@@ -929,7 +932,7 @@ export default function CommentSection({
         <MosaicAvatar size={isFloor ? 34 : 32} />
       ) : author ? (
         <Link
-          href={`/u/${author.id}`}
+          href={userPath(urlStyle, author.id)}
           className={isFloor ? "shrink-0 mt-0.5" : "shrink-0"}
           aria-label={displayName}
         >
@@ -942,7 +945,7 @@ export default function CommentSection({
       const nameRow = showMosaic ? (
         <MosaicName />
       ) : author ? (
-        <Link href={`/u/${author.id}`} className="group">
+        <Link href={userPath(urlStyle, author.id)} className="group">
           <span
             className={`truncate group-hover:text-[var(--accent)] transition-colors ${
               isFloor ? "text-sm" : "cmt-reply-name"
@@ -980,7 +983,7 @@ export default function CommentSection({
           {c.staff_deleted && deleter ? (
             <div className="cmt-tombstone-mod">
               <span>处理人</span>
-              <Link href={`/u/${deleter.id}`} aria-label={`查看管理员 ${deleterName}`}>
+              <Link href={userPath(urlStyle, deleter.id)} aria-label={`查看管理员 ${deleterName}`}>
                 <Avatar name={deleterName} src={deleter.avatar || undefined} size={20} />
                 {deleterName}
               </Link>
@@ -1088,7 +1091,7 @@ export default function CommentSection({
         <div key={c.id} id={`comment-${c.id}`} className="cmt-reply-row scroll-mt-24">
           <div className="flex gap-3">
             {author ? (
-              <Link href={`/u/${author.id}`} className="shrink-0" aria-label={authorName}>
+              <Link href={userPath(urlStyle, author.id)} className="shrink-0" aria-label={authorName}>
                 <Avatar name={authorName} src={author.avatar || undefined} size={32} />
               </Link>
             ) : (
@@ -1098,7 +1101,7 @@ export default function CommentSection({
               <div className="cmt-meta">
                 <div className="cmt-meta-lead">
                   {author ? (
-                    <Link href={`/u/${author.id}`} className="cmt-name-link group">
+                    <Link href={userPath(urlStyle, author.id)} className="cmt-name-link group">
                       <span className="cmt-name group-hover:text-[var(--accent)] transition-colors">
                         {authorName}
                       </span>
@@ -1189,7 +1192,7 @@ export default function CommentSection({
       <div key={c.id} id={`comment-${c.id}`} className="cmt-item scroll-mt-24">
         <div className="flex gap-3">
           {author ? (
-            <Link href={`/u/${author.id}`} className="shrink-0" aria-label={authorName}>
+            <Link href={userPath(urlStyle, author.id)} className="shrink-0" aria-label={authorName}>
               <Avatar name={authorName} src={author.avatar || undefined} size={34} />
             </Link>
           ) : (
@@ -1199,7 +1202,7 @@ export default function CommentSection({
             <div className="cmt-meta">
               <div className="cmt-meta-lead">
                 {author ? (
-                  <Link href={`/u/${author.id}`} className="cmt-name-link group">
+                  <Link href={userPath(urlStyle, author.id)} className="cmt-name-link group">
                     <span className="cmt-name group-hover:text-[var(--accent)] transition-colors">
                       {authorName}
                     </span>
@@ -1302,7 +1305,7 @@ export default function CommentSection({
     return <CommentsUnsupported />;
   }
   if (commentsRequireLogin && !user) {
-    return <CommentsLoginRequired redirect={`/post/${postId}#comments`} />;
+    return <CommentsLoginRequired redirect={`${postPath(urlStyle, Number(postId))}#comments`} />;
   }
 
   return (
@@ -1386,7 +1389,7 @@ export default function CommentSection({
           <span className="text-sm" style={{ color: "var(--ink-2)" }}>
             登录后参与讨论
           </span>
-          <Link href={`/login?redirect=${encodeURIComponent(`/post/${postId}`)}`} className="btn btn-line btn-sm">
+          <Link href={`/login?redirect=${encodeURIComponent(postPath(urlStyle, Number(postId)))}`} className="btn btn-line btn-sm">
             去登录
           </Link>
         </div>
@@ -1405,7 +1408,7 @@ export default function CommentSection({
         )}
       </div>
 
-      <Pagination total={total} page={page} size={size} basePath={`/post/${postId}`} />
+      <Pagination total={total} page={page} size={size} basePath={postPath(urlStyle, Number(postId))} />
 
       <ConfirmDialog
         open={rejectTargetId != null}
diff --git a/frontend/components/EditHistoryModal.tsx b/frontend/components/EditHistoryModal.tsx
index 47b330f..c2dd6d6 100644
--- a/frontend/components/EditHistoryModal.tsx
+++ b/frontend/components/EditHistoryModal.tsx
@@ -5,6 +5,8 @@ import Link from "next/link";
 import { Loader2 } from "lucide-react";
 import Modal from "@/components/Modal";
 import Avatar from "@/components/Avatar";
+import { userPath } from "@/lib/urlStyle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 
 const PAGE_SIZE = 10;
 
@@ -265,6 +267,7 @@ export default function EditHistoryModal({
   fetchPage: FetchHistoryPage;
   onClose: () => void;
 }) {
+  const urlStyle = useUrlStyle();
   const [loading, setLoading] = useState(false);
   const [loadingMore, setLoadingMore] = useState(false);
   const [error, setError] = useState("");
@@ -366,12 +369,12 @@ export default function EditHistoryModal({
                   style={{ background: "var(--panel-2)", border: "1px solid var(--line)" }}
                 >
                   <div className="flex items-center gap-2 mb-2.5">
-                    <Link href={`/u/${it.editor.id}`} className="shrink-0">
+                    <Link href={userPath(urlStyle, it.editor.id)} className="shrink-0">
                       <Avatar name={name} src={it.editor.avatar || undefined} size={28} />
                     </Link>
                     <div className="min-w-0 flex-1">
                       <Link
-                        href={`/u/${it.editor.id}`}
+                        href={userPath(urlStyle, it.editor.id)}
                         className="text-[13px] hover:text-[var(--accent)]"
                         style={{ color: "var(--ink)" }}
                       >
diff --git a/frontend/components/Header.tsx b/frontend/components/Header.tsx
index ef73904..cf33b2d 100644
--- a/frontend/components/Header.tsx
+++ b/frontend/components/Header.tsx
@@ -21,6 +21,7 @@ import {
 } from "lucide-react";
 import { apiLogout, apiMe, apiChatUnreadSummary, type User } from "@/lib/api";
 import { hasAuthCookieHint } from "@/lib/cookies";
+import { userPath } from "@/lib/urlStyle";
 import { canAccessAdminMessages, isStaff } from "@/lib/roles";
 import { onUserUpdate, onForceLogout } from "@/lib/userEvents";
 import { realtime, RT_CHAT_UNREAD } from "@/lib/realtime";
@@ -33,6 +34,8 @@ import LevelBadge from "./LevelBadge";
 import BadgeChip from "./BadgeChip";
 import BrandLockup from "./BrandLockup";
 import { useAllowMessages } from "./MessagesPolicyProvider";
+import { useUrlStyle } from "./SiteBrandProvider";
+import { leaderboardPath } from "@/lib/urlStyle";
 import type { BrandLogoFit, BrandLogoSize, BrandMark } from "@/lib/brand";
 
 export default function Header({
@@ -62,6 +65,8 @@ export default function Header({
 }) {
   const router = useRouter();
   const pathname = usePathname();
+  const urlStyle = useUrlStyle();
+  const lbHref = leaderboardPath(urlStyle);
   const allowMessages = useAllowMessages();
   const hideComposeNav =
     pathname === "/compose" ||
@@ -239,8 +244,8 @@ export default function Header({
               首页
             </NavPill>
             <NavPill
-              href="/leaderboard"
-              active={pathname?.startsWith("/leaderboard") ?? false}
+              href={lbHref}
+              active={!!pathname && (pathname === lbHref || pathname.startsWith(`${lbHref}/`))}
               icon={<Trophy size={15} />}
             >
               排行榜
@@ -410,6 +415,7 @@ function NavPill({
  * 把零散的图标按钮收拢为一个语义明确的控件；移动端只显示头像
  */
 function UserMenu({ user, onLogout }: { user: User; onLogout: () => void }) {
+  const urlStyle = useUrlStyle();
   const [open, setOpen] = useState(false);
   const menuRef = useRef<HTMLDivElement>(null);
 
@@ -493,7 +499,7 @@ function UserMenu({ user, onLogout }: { user: User; onLogout: () => void }) {
             <Link href="/notifications" onClick={() => setOpen(false)} className={itemCls} role="menuitem">
               <Bell size={15} style={{ color: "var(--ink-3)" }} /> 通知中心
             </Link>
-            <Link href={`/u/${user.id}`} onClick={() => setOpen(false)} className={itemCls} role="menuitem">
+            <Link href={userPath(urlStyle, user.id)} onClick={() => setOpen(false)} className={itemCls} role="menuitem">
               <UserIcon size={15} style={{ color: "var(--ink-3)" }} /> 个人主页
             </Link>
             <Link href="/settings" onClick={() => setOpen(false)} className={itemCls} role="menuitem">
diff --git a/frontend/components/MarkdownEditor.tsx b/frontend/components/MarkdownEditor.tsx
index 099390b..3df9327 100644
--- a/frontend/components/MarkdownEditor.tsx
+++ b/frontend/components/MarkdownEditor.tsx
@@ -40,6 +40,8 @@ import ImageInsertModal from "@/components/ImageInsertModal";
 import TimelineEditor from "@/components/TimelineEditor";
 import { resolveTimelineBlockForEdit } from "@/lib/directiveBlocks";
 import { SHIKI_LANG_IDS } from "@/components/markdown/shikiHighlighter";
+import { postPath } from "@/lib/urlStyle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 
 type MarkdownEditorProps = {
   value: string;
@@ -157,6 +159,7 @@ export default function MarkdownEditor({
   onUploadingChange,
 }: MarkdownEditorProps) {
   const taRef = useRef<HTMLTextAreaElement>(null);
+  const urlStyle = useUrlStyle();
   const fileRef = useRef<HTMLInputElement>(null);
   const toolbarRef = useRef<HTMLDivElement>(null);
   const [mode, setMode] = useState<EditorMode>("write");
@@ -472,7 +475,7 @@ export default function MarkdownEditor({
 
   /** 选中站内帖子：回填 URL 与文字，用户可再编辑后点「插入」 */
   const pickPostLink = (p: PostListItem) => {
-    setLinkUrl(`/post/${p.id}`);
+    setLinkUrl(postPath(urlStyle, p.id));
     setLinkText(p.title);
   };
 
diff --git a/frontend/components/MobileTabBar.tsx b/frontend/components/MobileTabBar.tsx
index cff19fd..9ba0fb7 100644
--- a/frontend/components/MobileTabBar.tsx
+++ b/frontend/components/MobileTabBar.tsx
@@ -12,7 +12,9 @@ import {
 } from "lucide-react";
 import { apiChatUnreadSummary, type User } from "@/lib/api";
 import { useAllowMessages } from "@/components/MessagesPolicyProvider";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 import { onDocumentVisible } from "@/lib/visibilityReconcile";
+import { parseEntityPath, userPath, leaderboardPath } from "@/lib/urlStyle";
 import { realtime, RT_CHAT_UNREAD } from "@/lib/realtime";
 import type { RtChatUnreadData } from "@/lib/realtime";
 
@@ -30,6 +32,8 @@ export default function MobileTabBar({
 }) {
   const pathname = usePathname();
   const allowMessages = useAllowMessages();
+  const urlStyle = useUrlStyle();
+  const lbHref = leaderboardPath(urlStyle);
   const [chatUnread, setChatUnread] = useState(initialChatUnread);
 
   // 登录态经 router.refresh() 下发新 props 时校正徽标
@@ -96,10 +100,10 @@ export default function MobileTabBar({
           active={isActive((p) => p === "/")}
         />
         <TabLink
-          href="/leaderboard"
+          href={lbHref}
           icon={<Trophy size={20} />}
           label="排行榜"
-          active={isActive((p) => p.startsWith("/leaderboard"))}
+          active={!!pathname && (pathname === lbHref || pathname.startsWith(`${lbHref}/`))}
         />
         <TabLink
           href={user ? "/compose" : "/login"}
@@ -118,11 +122,18 @@ export default function MobileTabBar({
           />
         )}
         <TabLink
-          href={user ? `/u/${user.id}` : "/login"}
+          href={user ? userPath(urlStyle, user.id) : "/login"}
           icon={<UserIcon size={20} />}
           label="我的"
           active={
-            !!user && isActive((p) => p === `/u/${user.id}` || p.startsWith(`/u/${user.id}/`))
+            !!user &&
+            isActive((p) => {
+              const parsed = parseEntityPath(p);
+              return (
+                (parsed?.kind === "user" && parsed.id === user.id) ||
+                p.startsWith(`${userPath(urlStyle, user.id)}/`)
+              );
+            })
           }
         />
       </div>
diff --git a/frontend/components/NotificationBell.tsx b/frontend/components/NotificationBell.tsx
index 174d597..ad72d9a 100644
--- a/frontend/components/NotificationBell.tsx
+++ b/frontend/components/NotificationBell.tsx
@@ -13,9 +13,12 @@ import {
 } from "@/lib/api";
 import { realtime, RT_NOTIFICATION_NEW } from "@/lib/realtime";
 import { onDocumentVisible } from "@/lib/visibilityReconcile";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
+import { postPath, userPath } from "@/lib/urlStyle";
 
 export default function NotificationBell({ initialUnread = 0 }: { initialUnread?: number }) {
   const router = useRouter();
+  const urlStyle = useUrlStyle();
   const [open, setOpen] = useState(false);
   // SSR 直出未读数，红点不再挂载后才弹出；WS/回前台校准
   const [unread, setUnread] = useState(initialUnread);
@@ -103,16 +106,16 @@ export default function NotificationBell({ initialUnread = 0 }: { initialUnread?
     if (n.type === "mention" && n.room_id) {
       router.push(`/chat/${n.room_id}`);
     } else if (n.type === "pending_review") {
-      router.push(n.post_id ? `/post/${n.post_id}` : "/admin/content?status=pending");
+      router.push(n.post_id ? postPath(urlStyle, n.post_id) : "/admin/content?status=pending");
     } else if (n.type === "badge") {
       return;
     } else if (n.type === "follow") {
-      router.push(`/u/${n.actor_id}`);
+      router.push(userPath(urlStyle, n.actor_id));
     } else if (n.comment_id > 0) {
       // 评论/回复/点赞等：直达评论所在楼层（跨页由帖子页深链定位换页）
-      router.push(`/post/${n.post_id}#comment-${n.comment_id}`);
+      router.push(`${postPath(urlStyle, n.post_id)}#comment-${n.comment_id}`);
     } else {
-      router.push(`/post/${n.post_id}`);
+      router.push(postPath(urlStyle, n.post_id));
     }
   };
 
diff --git a/frontend/components/PinnedPosts.tsx b/frontend/components/PinnedPosts.tsx
index 5e833e9..1deea5d 100644
--- a/frontend/components/PinnedPosts.tsx
+++ b/frontend/components/PinnedPosts.tsx
@@ -1,6 +1,8 @@
 import Link from "next/link";
 import { Pin } from "lucide-react";
 import type { PostListItem } from "@/lib/api";
+import { postPath } from "@/lib/urlStyle";
+import { getPublicSettingsCached } from "@/lib/serverData";
 import Avatar from "./Avatar";
 import { IconComment, IconEye } from "./Icons";
 
@@ -15,7 +17,7 @@ function formatTime(dateStr: string) {
  * 管理员置顶区：独立于普通帖子列表。
  * 陶土色语义（与 badge-pin 一致），紧凑排列，一眼识别为公告性质内容。
  */
-export default function PinnedPosts({
+export default async function PinnedPosts({
   posts,
   showBoard = true,
 }: {
@@ -23,6 +25,7 @@ export default function PinnedPosts({
   showBoard?: boolean;
 }) {
   if (posts.length === 0) return null;
+  const urlStyle = (await getPublicSettingsCached()).url_style;
 
   return (
     <section className="mb-6" aria-label="置顶讨论">
@@ -43,7 +46,7 @@ export default function PinnedPosts({
         {posts.map((p, i) => (
           <Link
             key={p.id}
-            href={`/post/${p.id}`}
+            href={postPath(urlStyle, p.id)}
             className="group relative flex items-center gap-3 sm:gap-3.5 px-4 sm:px-5 py-3.5 transition-colors hover:bg-[var(--item-hover-bg)] focus-visible:bg-[var(--item-hover-bg)] j13-fade-up"
             style={{
               ...(i > 0 ? { borderTop: "1px solid var(--line)" } : {}),
diff --git a/frontend/components/PostAttachments.tsx b/frontend/components/PostAttachments.tsx
index 42a298c..ce37c7a 100644
--- a/frontend/components/PostAttachments.tsx
+++ b/frontend/components/PostAttachments.tsx
@@ -12,6 +12,8 @@ import {
 import { fileExtBadge, fileKind } from "@/lib/fileKind";
 import { toast } from "@/lib/toast";
 import Modal from "@/components/Modal";
+import { postPath } from "@/lib/urlStyle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 
 function formatSize(n: number) {
   if (n < 1024) return `${n} B`;
@@ -86,7 +88,8 @@ export default function PostAttachments({
   loggedIn: boolean;
 }) {
   const router = useRouter();
-  const loginHref = `/login?redirect=${encodeURIComponent(`/post/${postId}`)}`;
+  const urlStyle = useUrlStyle();
+  const loginHref = `/login?redirect=${encodeURIComponent(postPath(urlStyle, postId))}`;
   const [busyId, setBusyId] = useState<number | null>(null);
   const [pending, setPending] = useState<PostAttachment | null>(null);
   const [unlockedIds, setUnlockedIds] = useState<number[]>([]);
diff --git a/frontend/components/PostComposer.tsx b/frontend/components/PostComposer.tsx
index 2bd42d0..5547393 100644
--- a/frontend/components/PostComposer.tsx
+++ b/frontend/components/PostComposer.tsx
@@ -35,6 +35,8 @@ import DeadlinePicker, {
 } from "@/components/DeadlinePicker";
 import Modal from "@/components/Modal";
 import { realtime, RT_SETTINGS_CHANGED, type RtSettingsData } from "@/lib/realtime";
+import { postPath } from "@/lib/urlStyle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 
 const TITLE_MAX = 256;
 /** 帖子正文字符上限（与后端 handler/post.go 校验一致） */
@@ -179,6 +181,7 @@ export type PostComposerProps = CreateProps | EditProps;
 
 export default function PostComposer(props: PostComposerProps) {
   const router = useRouter();
+  const urlStyle = useUrlStyle();
   const isCreate = props.mode === "create";
 
   const [boards, setBoards] = useState<Board[]>([]);
@@ -828,7 +831,7 @@ export default function PostComposer(props: PostComposerProps) {
           } else {
             toast("发布成功", "ok");
           }
-          router.push(`/post/${res.post.id}`);
+          router.push(postPath(urlStyle, res.post.id));
         } else {
           const mapped = mapPostError(res.error || "发帖失败");
           reportSubmitError(
diff --git a/frontend/components/PostInteractPanels.tsx b/frontend/components/PostInteractPanels.tsx
index 0a91a0e..3e666ba 100644
--- a/frontend/components/PostInteractPanels.tsx
+++ b/frontend/components/PostInteractPanels.tsx
@@ -18,6 +18,8 @@ import {
 import { toast } from "@/lib/toast";
 import Avatar from "@/components/Avatar";
 import { useAllowComments } from "@/components/CommentsPolicyProvider";
+import { postPath, userPath } from "@/lib/urlStyle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 
 export default function PostInteractPanels({
   postId,
@@ -286,6 +288,7 @@ function PollPanel({
   loggedIn: boolean;
 }) {
   const router = useRouter();
+  const urlStyle = useUrlStyle();
   const [sel, setSel] = useState<number[]>(state.my_options || []);
   const [busy, setBusy] = useState(false);
   const showResults = state.closed || (state.my_options && state.my_options.length > 0);
@@ -418,7 +421,7 @@ function PollPanel({
                 <ul className="j13-poll-voters">
                   {namedVoters.map((v) => (
                     <li key={v.id}>
-                      <Link href={`/u/${v.id}`} className="j13-poll-voter">
+                      <Link href={userPath(urlStyle, v.id)} className="j13-poll-voter">
                         <Avatar name={v.nickname || v.username} src={v.avatar || undefined} size={16} />
                         {v.nickname || v.username}
                       </Link>
@@ -445,7 +448,7 @@ function PollPanel({
           )}
           {!loggedIn && !state.closed && (
             <Link
-              href={`/login?redirect=${encodeURIComponent(`/post/${postId}`)}`}
+              href={`/login?redirect=${encodeURIComponent(postPath(urlStyle, postId))}`}
               className="btn btn-line btn-sm"
             >
               登录后投票
@@ -559,6 +562,7 @@ function LotteryPanel({
   state: LotteryState;
 }) {
   const router = useRouter();
+  const urlStyle = useUrlStyle();
   const [busy, setBusy] = useState(false);
 
   const act = async (fn: () => Promise<{ post?: unknown; error?: string }>, ok: string) => {
@@ -651,7 +655,7 @@ function LotteryPanel({
                       className="j13-lottery-winner-avatar"
                     />
                     <div className="j13-lottery-winner-body">
-                      <Link href={`/u/${w.id}`} className="j13-lottery-winner-name">
+                      <Link href={userPath(urlStyle, w.id)} className="j13-lottery-winner-name">
                         {w.nickname || w.username}
                       </Link>
                       {w.prize_name ? (
diff --git a/frontend/components/PostRow.tsx b/frontend/components/PostRow.tsx
index e6cf028..c8e6320 100644
--- a/frontend/components/PostRow.tsx
+++ b/frontend/components/PostRow.tsx
@@ -3,6 +3,7 @@ import { ArrowLeft } from "lucide-react";
 import type { PostListItem } from "@/lib/api";
 import { formatRelative } from "@/lib/format";
 import { getPublicSettingsCached } from "@/lib/serverData";
+import { postPath, userPath } from "@/lib/urlStyle";
 import { normalizePostType, postTypeLabel, typeStatusLabel, typeStatusClass } from "@/lib/postMeta";
 import LikeButton from "./LikeButton";
 import Avatar from "./Avatar";
@@ -32,7 +33,9 @@ export default async function PostRow({
   showViews?: boolean;
   showLike?: boolean;
 }) {
-  const allowComments = (await getPublicSettingsCached()).allow_comments !== false;
+  const settings = await getPublicSettingsCached();
+  const allowComments = settings.allow_comments !== false;
+  const urlStyle = settings.url_style;
   const lastReply = post.last_reply;
   const replied =
     allowComments &&
@@ -56,7 +59,7 @@ export default async function PostRow({
       }}
     >
       <Link
-        href={`/u/${post.user.id}`}
+        href={userPath(urlStyle, post.user.id)}
         className="shrink-0 above-link"
         aria-label={authorName}
         tabIndex={-1}
@@ -71,7 +74,7 @@ export default async function PostRow({
           {post.recommended && <span className="badge-rec shrink-0">推荐</span>}
           <div className="min-w-0 flex items-center gap-2 flex-1 overflow-hidden">
             <Link
-              href={`/post/${post.id}`}
+              href={postPath(urlStyle, post.id)}
               className="stretch-link min-w-0 shrink"
               aria-label={post.title}
             >
@@ -98,7 +101,7 @@ export default async function PostRow({
             <span className="j13-board-tag">{post.board.name}</span>
           )}
           <Link
-            href={`/u/${post.user.id}`}
+            href={userPath(urlStyle, post.user.id)}
             className="above-link font-medium hover:text-[var(--accent)] transition-colors"
           >
             {authorName}
@@ -109,7 +112,7 @@ export default async function PostRow({
             <span className="inline-flex items-center gap-1 min-w-0">
               <ArrowLeft size={13} className="shrink-0" aria-hidden />
               <Link
-                href={`/u/${lastReply!.user.id}`}
+                href={userPath(urlStyle, lastReply!.user.id)}
                 className="above-link font-medium hover:text-[var(--accent)] transition-colors truncate max-w-[8em]"
               >
                 {lastReply!.user.nickname || lastReply!.user.username}
@@ -128,7 +131,7 @@ export default async function PostRow({
       <div className="flex items-center gap-3 sm:gap-4 shrink-0">
         {allowComments ? (
           <Link
-            href={`/post/${post.id}`}
+            href={postPath(urlStyle, post.id)}
             tabIndex={-1}
             aria-label={`${post.comment_count} 条评论`}
             className={`${showViews ? "hidden sm:inline-flex" : "inline-flex"} above-link items-center gap-1.5 meta tabular-nums text-[13.5px] hover:text-[var(--accent)] transition-colors`}
diff --git a/frontend/components/RoleAccountModal.tsx b/frontend/components/RoleAccountModal.tsx
index 16c8b6f..ef42308 100644
--- a/frontend/components/RoleAccountModal.tsx
+++ b/frontend/components/RoleAccountModal.tsx
@@ -4,6 +4,8 @@ import { useEffect, useState } from "react";
 import Link from "next/link";
 import { Ban, ExternalLink, Loader2, RotateCcw, ShieldCheck, Users as UsersIcon } from "lucide-react";
 import { apiAdminSetUserBan, apiAdminSetUserRole, apiAdminSetUserMessages, type Board } from "@/lib/api";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
+import { userPath } from "@/lib/urlStyle";
 import { ROLES, ROLE_META, roleMeta } from "@/lib/roles";
 import { formatDate } from "@/lib/format";
 import { toast } from "@/lib/toast";
@@ -407,6 +409,7 @@ function IdentityHeader({
   displayName: string;
   currentMetaLabel: string;
 }) {
+  const urlStyle = useUrlStyle();
   const metaBits: string[] = [`ID ${target.id}`];
   if (typeof target.points === "number") {
     metaBits.push(`积分 ${target.points.toLocaleString("zh-CN")}`);
@@ -472,7 +475,7 @@ function IdentityHeader({
             <span className="sr-only">当前角色 {currentMetaLabel}</span>
           </p>
           <Link
-            href={`/u/${target.id}`}
+            href={userPath(urlStyle, target.id)}
             className="mt-2.5 inline-flex items-center gap-1 text-[12.5px] font-medium hover:underline"
             style={{ color: "var(--accent)" }}
           >
diff --git a/frontend/components/SiteBrandProvider.tsx b/frontend/components/SiteBrandProvider.tsx
index ac18cc8..bf624de 100644
--- a/frontend/components/SiteBrandProvider.tsx
+++ b/frontend/components/SiteBrandProvider.tsx
@@ -3,6 +3,7 @@
 import { createContext, useContext, useEffect, useMemo, useRef, useState, type ReactNode } from "react";
 import { apiGetSettings, type PublicSettings } from "@/lib/api";
 import { siteDocumentTitle, normalizeBrandLogoFit, normalizeBrandLogoSize, normalizeBrandMark, normalizeFooterLinks } from "@/lib/brand";
+import { normalizeUrlStyle, type UrlStyle } from "@/lib/urlStyle";
 import { realtime, RT_SETTINGS_CHANGED, type RtSettingsData } from "@/lib/realtime";
 import { onDocumentVisible, VISIBLE_RECONCILE_GAP_MS } from "@/lib/visibilityReconcile";
 
@@ -17,11 +18,12 @@ export type SiteBrand = {
   brand_logo_size: PublicSettings["brand_logo_size"];
   brand_logo_fit: PublicSettings["brand_logo_fit"];
   footer_links: PublicSettings["footer_links"];
+  url_style: UrlStyle;
 };
 
 const SiteBrandContext = createContext<SiteBrand | null>(null);
 
-function fromSettings(s: Pick<PublicSettings, keyof SiteBrand>): SiteBrand {
+function fromSettings(s: PublicSettings): SiteBrand {
   return {
     site_name: s.site_name,
     site_wordmark: s.site_wordmark,
@@ -33,6 +35,7 @@ function fromSettings(s: Pick<PublicSettings, keyof SiteBrand>): SiteBrand {
     brand_logo_size: s.brand_logo_size,
     brand_logo_fit: s.brand_logo_fit,
     footer_links: s.footer_links,
+    url_style: s.url_style,
   };
 }
 
@@ -47,6 +50,7 @@ function sameBrand(a: SiteBrand, b: SiteBrand): boolean {
     a.brand_mark === b.brand_mark &&
     a.brand_logo_size === b.brand_logo_size &&
     a.brand_logo_fit === b.brand_logo_fit &&
+    a.url_style === b.url_style &&
     JSON.stringify(a.footer_links) === JSON.stringify(b.footer_links)
   );
 }
@@ -97,11 +101,17 @@ export function useSiteBrand(): SiteBrand {
       brand_logo_size: "sq",
       brand_logo_fit: "contain",
       footer_links: [],
+      url_style: "default",
     };
   }
   return ctx;
 }
 
+/** 详情页伪静态风格（SSR 初值与水合一致，设置保存后 realtime 热更） */
+export function useUrlStyle(): UrlStyle {
+  return useSiteBrand().url_style;
+}
+
 /** SSR 初值 + settings:changed：页眉/页脚/标题/favicon 不必整页刷新 */
 export default function SiteBrandProvider({
   initial,
@@ -142,6 +152,7 @@ export default function SiteBrandProvider({
         footer_links: Array.isArray(raw.footer_links)
           ? normalizeFooterLinks(raw.footer_links)
           : prev.footer_links,
+        url_style: raw.url_style !== undefined ? normalizeUrlStyle(raw.url_style) : prev.url_style,
       };
       if (sameBrand(prev, next)) return;
       retitle(prev, next);
diff --git a/frontend/components/admin/AdminShell.tsx b/frontend/components/admin/AdminShell.tsx
index dfd6c02..59cddc8 100644
--- a/frontend/components/admin/AdminShell.tsx
+++ b/frontend/components/admin/AdminShell.tsx
@@ -48,6 +48,8 @@ import Avatar from "@/components/Avatar";
 import RoleBadge from "@/components/RoleBadge";
 import NotificationBell from "@/components/NotificationBell";
 import ThemeToggle from "@/components/ThemeToggle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
+import { userPath } from "@/lib/urlStyle";
 
 interface NavItem {
   href: string;
@@ -294,6 +296,7 @@ function AdminRailNav({
 }
 
 function AdminUserMenu({ user, onLogout }: { user: User; onLogout: () => void }) {
+  const urlStyle = useUrlStyle();
   const [open, setOpen] = useState(false);
   const menuRef = useRef<HTMLDivElement>(null);
 
@@ -375,7 +378,7 @@ function AdminUserMenu({ user, onLogout }: { user: User; onLogout: () => void })
             </div>
           </div>
           <div className="p-1.5">
-            <Link href={`/u/${user.id}`} onClick={() => setOpen(false)} className={itemCls} role="menuitem">
+            <Link href={userPath(urlStyle, user.id)} onClick={() => setOpen(false)} className={itemCls} role="menuitem">
               <UserIcon size={15} style={{ color: "var(--ink-3)" }} /> 个人主页
             </Link>
             <Link href="/settings" onClick={() => setOpen(false)} className={itemCls} role="menuitem">
diff --git a/frontend/components/home/BoardPanels.tsx b/frontend/components/home/BoardPanels.tsx
index 578f335..17d72e0 100644
--- a/frontend/components/home/BoardPanels.tsx
+++ b/frontend/components/home/BoardPanels.tsx
@@ -24,10 +24,13 @@ import LevelBadge from "@/components/LevelBadge";
 import BadgeChip from "@/components/BadgeChip";
 import { PulseCheckin } from "./CheckinCard";
 import { formatCompact } from "@/lib/format";
+import { getPublicSettingsCached } from "@/lib/serverData";
+import { postPath, userPath } from "@/lib/urlStyle";
 
 /* ---------- 1. 板块管理员 ---------- */
 
-export function Moderators({ items }: { items: BoardModerator[] }) {
+export async function Moderators({ items }: { items: BoardModerator[] }) {
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return (
     <section className="j13-module" aria-label="板块管理员">
       <p className="j13-module-title mb-2">
@@ -41,7 +44,7 @@ export function Moderators({ items }: { items: BoardModerator[] }) {
             const name = u.nickname || u.username;
             return (
               <li key={u.id}>
-                <Link href={`/u/${u.id}`} className="j13-raillink" data-tip={name}>
+                <Link href={userPath(urlStyle, u.id)} className="j13-raillink" data-tip={name}>
                   <Avatar name={name} src={u.avatar || undefined} size={30} />
                   <span className="min-w-0 truncate text-[13px] font-medium" style={{ color: "var(--ink)" }}>
                     {name}
@@ -163,7 +166,8 @@ export function BoardPulse({
 
 /* ---------- 4. 本板热门 ---------- */
 
-export function BoardHot({ posts, allowComments }: { posts: PostListItem[]; allowComments: boolean }) {
+export async function BoardHot({ posts, allowComments }: { posts: PostListItem[]; allowComments: boolean }) {
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return (
     <section className="j13-module" aria-label="本板热门">
       <p className="j13-module-title mb-1.5">
@@ -175,7 +179,7 @@ export function BoardHot({ posts, allowComments }: { posts: PostListItem[]; allo
         <ol className="j13-ranklist">
           {posts.map((p, i) => (
             <li key={p.id}>
-              <Link href={`/post/${p.id}`} className="j13-rank" data-tip={p.title}>
+              <Link href={postPath(urlStyle, p.id)} className="j13-rank" data-tip={p.title}>
                 <span className="j13-rank-no">{i + 1}</span>
                 <span className="min-w-0 flex-1">
                   <span className="j13-rank-title truncate">
@@ -203,7 +207,8 @@ export function BoardHot({ posts, allowComments }: { posts: PostListItem[]; allo
 
 /* ---------- 5. 本板活跃 ---------- */
 
-export function BoardActive({ users, allowComments }: { users: ActiveUser[]; allowComments: boolean }) {
+export async function BoardActive({ users, allowComments }: { users: ActiveUser[]; allowComments: boolean }) {
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return (
     <section className="j13-module" aria-label="本板活跃成员">
       <p className="j13-module-title mb-2">
@@ -223,7 +228,7 @@ export function BoardActive({ users, allowComments }: { users: ActiveUser[]; all
             const name = u.nickname || u.username;
             return (
               <li key={u.id}>
-                <Link href={`/u/${u.id}`} className="j13-raillink" data-tip={name}>
+                <Link href={userPath(urlStyle, u.id)} className="j13-raillink" data-tip={name}>
                   <Avatar name={name} src={u.avatar || undefined} size={30} />
                   <span className="flex-1 min-w-0">
                     <span
diff --git a/frontend/components/home/CommunityPanels.tsx b/frontend/components/home/CommunityPanels.tsx
index b8c1fc8..3fcaaec 100644
--- a/frontend/components/home/CommunityPanels.tsx
+++ b/frontend/components/home/CommunityPanels.tsx
@@ -29,6 +29,8 @@ import type {
 } from "@/lib/api";
 import Avatar from "@/components/Avatar";
 import { AdText } from "@/components/AdText";
+import { getPublicSettingsCached } from "@/lib/serverData";
+import { announcementPath, postPath, userPath, pagePath } from "@/lib/urlStyle";
 import { PulseCheckin } from "./CheckinCard";
 import { FRIEND_LINKS } from "@/lib/friendLinks";
 import { formatCompact, formatShortDate } from "@/lib/format";
@@ -136,7 +138,7 @@ export function PulseCard({
 
 /* ---------- 关于本站（侧栏页目录，置于右栏最底） ---------- */
 
-export function AboutSite({
+export async function AboutSite({
   pages,
   siteDescription,
   canManagePages,
@@ -147,6 +149,7 @@ export function AboutSite({
 }) {
   if (pages.length === 0 && !canManagePages) return null;
   const lead = siteDescription?.trim() ?? "";
+  const urlStyle = (await getPublicSettingsCached()).url_style;
 
   return (
     <section className="j13-module j13-about" aria-label="关于本站">
@@ -160,7 +163,7 @@ export function AboutSite({
             const Icon = pageGlyph(p.slug);
             return (
               <li key={p.id}>
-                <Link href={`/p/${p.slug}`} className="j13-about-item">
+                <Link href={pagePath(urlStyle, p.slug)} className="j13-about-item">
                   <span className="j13-about-ico" aria-hidden="true">
                     <Icon size={15} strokeWidth={2} />
                   </span>
@@ -181,13 +184,14 @@ export function AboutSite({
 
 /* ---------- 站点公告 ---------- */
 
-export function Announcements({
+export async function Announcements({
   items,
   canManageAnnouncements,
 }: {
   items: AnnouncementSummary[];
   canManageAnnouncements?: boolean;
 }) {
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return (
     <section className="j13-module" aria-label="站点公告">
       <div className="flex items-center justify-between gap-2">
@@ -218,7 +222,7 @@ export function Announcements({
           {items.map((a) => (
             <li key={a.id}>
               <Link
-                href={`/announcement/${a.id}`}
+                href={announcementPath(urlStyle, a.id)}
                 className="j13-anno-item"
                 data-tip={a.title}
               >
@@ -254,7 +258,8 @@ export function Announcements({
 
 /* ---------- 热门榜 ---------- */
 
-export function HotRanking({ posts, allowComments }: { posts: PostListItem[]; allowComments: boolean }) {
+export async function HotRanking({ posts, allowComments }: { posts: PostListItem[]; allowComments: boolean }) {
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return (
     <section className="j13-module" aria-label="热门讨论">
       <p className="j13-module-title mb-1.5">
@@ -266,7 +271,7 @@ export function HotRanking({ posts, allowComments }: { posts: PostListItem[]; al
         <ol className="j13-ranklist">
           {posts.map((p, i) => (
             <li key={p.id}>
-              <Link href={`/post/${p.id}`} className="j13-rank" data-tip={p.title}>
+              <Link href={postPath(urlStyle, p.id)} className="j13-rank" data-tip={p.title}>
                 <span className="j13-rank-no">{i + 1}</span>
                 <span className="min-w-0 flex-1">
                   <span className="j13-rank-title truncate">
@@ -294,8 +299,9 @@ export function HotRanking({ posts, allowComments }: { posts: PostListItem[]; al
 
 /* ---------- 最新注册 ---------- */
 
-export function NewUsers({ users }: { users: NewUser[] }) {
+export async function NewUsers({ users }: { users: NewUser[] }) {
   if (users.length === 0) return null;
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return (
     <section className="j13-module" aria-label="最新注册">
       <p className="j13-module-title mb-3">
@@ -307,7 +313,7 @@ export function NewUsers({ users }: { users: NewUser[] }) {
           return (
             <li key={u.id}>
               <Link
-                href={`/u/${u.id}`}
+                href={userPath(urlStyle, u.id)}
                 className="flex flex-col items-center gap-1.5 rounded-lg px-1 py-1 transition-colors hover:bg-[var(--item-hover-bg)] focus-visible:bg-[var(--item-hover-bg)]"
               >
                 <Avatar name={name} src={u.avatar} size={38} />
@@ -329,7 +335,8 @@ export function NewUsers({ users }: { users: NewUser[] }) {
 
 /* ---------- 活跃成员（本周发帖 / 回复） ---------- */
 
-export function ActiveUsers({ users, allowComments }: { users: ActiveUser[]; allowComments: boolean }) {
+export async function ActiveUsers({ users, allowComments }: { users: ActiveUser[]; allowComments: boolean }) {
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return (
     <section className="j13-module" aria-label="本周活跃成员">
       <p className="j13-module-title mb-2">
@@ -346,7 +353,7 @@ export function ActiveUsers({ users, allowComments }: { users: ActiveUser[]; all
             const name = u.nickname || u.username;
             return (
               <li key={u.id}>
-                <Link href={`/u/${u.id}`} className="j13-raillink" data-tip={name}>
+                <Link href={userPath(urlStyle, u.id)} className="j13-raillink" data-tip={name}>
                   <Avatar name={name} src={u.avatar} size={30} />
                   <span className="flex-1 min-w-0">
                     <span
diff --git a/frontend/components/home/WorkspaceNav.tsx b/frontend/components/home/WorkspaceNav.tsx
index 4998ffc..b108e42 100644
--- a/frontend/components/home/WorkspaceNav.tsx
+++ b/frontend/components/home/WorkspaceNav.tsx
@@ -7,6 +7,8 @@ import { Bookmark, Home, ShieldCheck } from "lucide-react";
 import type { BoardWithCount, User } from "@/lib/api";
 import { isStaff } from "@/lib/roles";
 import BoardIcon, { boardColor } from "@/components/BoardIcon";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
+import { userPath } from "@/lib/urlStyle";
 
 // 首页壳内板块切换：仅替换中栏帖子流，不离开工作台
 function boardHref(id: number) {
@@ -23,6 +25,7 @@ export function WorkspaceNavPanel({
   user?: User | null;
 }) {
   const params = useSearchParams();
+  const urlStyle = useUrlStyle();
   const activeBoard = Number(params.get("board")) || 0;
   const showAdmin = !!user && isStaff(user.role);
 
@@ -46,7 +49,7 @@ export function WorkspaceNavPanel({
         </Link>
 
         {user ? (
-          <Link href={`/u/${user.id}?tab=favorites`} className="j13-bcard">
+          <Link href={`${userPath(urlStyle, user.id)}?tab=favorites`} className="j13-bcard">
             <span
               className="j13-bcard-ico"
               style={{ background: "var(--accent-soft)", color: "var(--accent)" }}
diff --git a/frontend/components/markdown/MdHideBlock.tsx b/frontend/components/markdown/MdHideBlock.tsx
index be735db..cfcfdba 100644
--- a/frontend/components/markdown/MdHideBlock.tsx
+++ b/frontend/components/markdown/MdHideBlock.tsx
@@ -9,6 +9,8 @@ import { apiUnlockPost, apiUnlockPostPassword } from "@/lib/api";
 import { CSRF_COOKIE } from "@/lib/cookies";
 import { toast } from "@/lib/toast";
 import { hideKindLabel, type HideKind } from "@/lib/hideBlocks";
+import { postPath } from "@/lib/urlStyle";
+import { useUrlStyle } from "@/components/SiteBrandProvider";
 
 /** 若浏览器尚无 CSRF cookie，请求公开接口以触发后端签发 */
 async function ensureGuestCSRF() {
@@ -44,6 +46,7 @@ export default function MdHideBlock({
   children,
 }: MdHideBlockProps) {
   const router = useRouter();
+  const urlStyle = useUrlStyle();
   const pwdErrId = useId();
   const [busy, setBusy] = useState(false);
   const [pwd, setPwd] = useState("");
@@ -51,7 +54,9 @@ export default function MdHideBlock({
   const label = hideKindLabel(kind);
   const loginTo =
     loginHref ||
-    (postId ? `/login?redirect=${encodeURIComponent(`/post/${postId}`)}` : "/login");
+    (postId
+      ? `/login?redirect=${encodeURIComponent(postPath(urlStyle, postId))}`
+      : "/login");
 
   if (locked) {
     const unlockPoints = async () => {
@@ -145,7 +150,7 @@ export default function MdHideBlock({
             <Link
               href={
                 postId
-                  ? `/login?redirect=${encodeURIComponent(`/post/${postId}#comment-input`)}`
+                  ? `/login?redirect=${encodeURIComponent(`${postPath(urlStyle, postId)}#comment-input`)}`
                   : loginTo
               }
               className="btn btn-primary"
diff --git a/frontend/components/post/PostRailBlocks.tsx b/frontend/components/post/PostRailBlocks.tsx
index 429f6a4..008faa6 100644
--- a/frontend/components/post/PostRailBlocks.tsx
+++ b/frontend/components/post/PostRailBlocks.tsx
@@ -6,6 +6,8 @@ import Avatar from "@/components/Avatar";
 import RoleBadge from "@/components/RoleBadge";
 import LevelBadge from "@/components/LevelBadge";
 import BadgeChip from "@/components/BadgeChip";
+import { getPublicSettingsCached } from "@/lib/serverData";
+import { postPath, userPath } from "@/lib/urlStyle";
 
 // formatYMD 帖子详情页左栏「作者其他帖」日期
 function formatYMD(dateStr: string) {
@@ -54,7 +56,7 @@ export function BoardCard({ board }: { board: Board }) {
   );
 }
 
-export function AuthorRailCard({
+export async function AuthorRailCard({
   profile,
   allowComments,
   boardNames,
@@ -66,6 +68,7 @@ export function AuthorRailCard({
   boardNames?: Record<number, string>;
   boardColors?: Record<number, number>;
 }) {
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   const u = profile.user;
   const signature = (u.signature || "").trim();
   const { post_count, comment_count, points, streak } = profile.stats;
@@ -80,13 +83,13 @@ export function AuthorRailCard({
         <User size={15} style={{ color: "var(--accent)" }} /> 作者
       </p>
       <div className="flex items-center gap-3">
-        <Link href={`/u/${u.id}`} className="shrink-0" aria-label={u.nickname}>
+        <Link href={userPath(urlStyle, u.id)} className="shrink-0" aria-label={u.nickname}>
           <Avatar name={u.nickname || u.username} src={u.avatar || undefined} size={48} />
         </Link>
         <div className="min-w-0">
           <div className="flex items-center gap-1.5 min-w-0">
             <Link
-              href={`/u/${u.id}`}
+              href={userPath(urlStyle, u.id)}
               className="block font-semibold text-[14.5px] truncate hover:text-[var(--accent)] transition-colors"
               style={{ color: "var(--ink)" }}
             >
@@ -160,15 +163,16 @@ export function AuthorRailCard({
           <Flame size={12.5} /> 连签 {streak} 天
         </p>
       )}
-      <Link href={`/u/${u.id}`} className="btn btn-line btn-sm w-full justify-center mt-3">
+      <Link href={userPath(urlStyle, u.id)} className="btn btn-line btn-sm w-full justify-center mt-3">
         访问主页
       </Link>
     </section>
   );
 }
 
-export function AuthorPosts({ posts }: { posts: PostListItem[] }) {
+export async function AuthorPosts({ posts }: { posts: PostListItem[] }) {
   if (posts.length === 0) return null;
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return (
     <section className="j13-module flex min-h-0 flex-col" aria-labelledby="author-posts-title">
       <p className="j13-module-title mb-1 shrink-0" id="author-posts-title">
@@ -178,7 +182,7 @@ export function AuthorPosts({ posts }: { posts: PostListItem[] }) {
         {posts.map((p) => (
           <li key={p.id}>
             <Link
-              href={`/post/${p.id}`}
+              href={postPath(urlStyle, p.id)}
               data-tip={p.title}
               className="block rounded-[10px] px-2 py-2 transition-colors hover:bg-[var(--panel-2)] focus-visible:bg-[var(--panel-2)]"
             >
diff --git a/frontend/components/site-doc/SiteDocAnnoNav.tsx b/frontend/components/site-doc/SiteDocAnnoNav.tsx
index 2e2de47..271c89f 100644
--- a/frontend/components/site-doc/SiteDocAnnoNav.tsx
+++ b/frontend/components/site-doc/SiteDocAnnoNav.tsx
@@ -2,9 +2,11 @@ import Link from "next/link";
 import { Megaphone, Pin } from "lucide-react";
 import type { AnnouncementSummary } from "@/lib/api";
 import { formatShortDate } from "@/lib/format";
+import { getPublicSettingsCached } from "@/lib/serverData";
+import { announcementPath } from "@/lib/urlStyle";
 
 /** 近期公告目录（高亮当前 id） */
-export default function SiteDocAnnoNav({
+export default async function SiteDocAnnoNav({
   items,
   currentId,
   showAllLink = true,
@@ -13,6 +15,7 @@ export default function SiteDocAnnoNav({
   currentId?: number;
   showAllLink?: boolean;
 }) {
+  const urlStyle = (await getPublicSettingsCached()).url_style;
   return (
     <section className="j13-module flex min-h-0 flex-col" aria-label="近期公告">
       <div className="flex items-center justify-between gap-2 shrink-0">
@@ -37,7 +40,7 @@ export default function SiteDocAnnoNav({
             return (
               <li key={a.id}>
                 <Link
-                  href={`/announcement/${a.id}`}
+                  href={announcementPath(urlStyle, a.id)}
                   className="j13-anno-item"
                   data-tip={a.title}
                   aria-current={current ? "page" : undefined}
diff --git a/frontend/components/site-doc/SiteDocPageNav.tsx b/frontend/components/site-doc/SiteDocPageNav.tsx
index 9d2ef00..fbe6491 100644
--- a/frontend/components/site-doc/SiteDocPageNav.tsx
+++ b/frontend/components/site-doc/SiteDocPageNav.tsx
@@ -2,10 +2,12 @@ import Link from "next/link";
 import { ChevronRight } from "lucide-react";
 import type { SidebarPageItem } from "@/lib/api";
 import { pageGlyph } from "@/lib/pageGlyph";
+import { getPublicSettingsCached } from "@/lib/serverData";
+import { pagePath } from "@/lib/urlStyle";
 import AboutSiteHeader from "./AboutSiteHeader";
 
 /** 侧栏单页兄弟目录（高亮当前 slug）；标题栏与首页「关于本站」一致 */
-export default function SiteDocPageNav({
+export default async function SiteDocPageNav({
   pages,
   currentSlug,
   title = "文档目录",
@@ -17,6 +19,7 @@ export default function SiteDocPageNav({
   canManage?: boolean;
 }) {
   if (pages.length === 0 && !canManage) return null;
+  const urlStyle = (await getPublicSettingsCached()).url_style;
 
   return (
     <section className="j13-module j13-about flex min-h-0 flex-col" aria-label={title}>
@@ -31,7 +34,7 @@ export default function SiteDocPageNav({
             return (
               <li key={p.id}>
                 <Link
-                  href={`/p/${p.slug}`}
+                  href={pagePath(urlStyle, p.slug)}
                   className="j13-about-item"
                   aria-current={current ? "page" : undefined}
                   style={
diff --git a/frontend/lib/api.ts b/frontend/lib/api.ts
index cc8b65a..2669d34 100644
--- a/frontend/lib/api.ts
+++ b/frontend/lib/api.ts
@@ -13,6 +13,7 @@ import {
   type FooterLinksAlign,
 } from "./brand";
 import { DEFAULT_LEVEL_DEFS, LEVEL_COLOR_KEYS, MAX_LEVEL_COUNT, type LevelDef } from "./levels";
+import { normalizeUrlStyle, type UrlStyle } from "./urlStyle";
 import { CSRF_COOKIE, hasAuthCookieHint } from "./cookies";
 import { publishPublicMetaSnapshot } from "./publicMetaSnapshot";
 import { emitForceLogout } from "./userEvents";
@@ -1009,6 +1010,8 @@ export interface PublicSettings {
   levels: LevelDef[];
   /** 等级特效动画总开关（流光动画）；缺省开 */
   levels_fx: boolean;
+  /** 详情页伪静态风格；缺省 default（标准 /post/123） */
+  url_style: UrlStyle;
 }
 
 /** 与后端 DefaultAttachmentExts 保持同步 */
@@ -1073,6 +1076,7 @@ const DEFAULT_PUBLIC_SETTINGS: PublicSettings = {
   necro_reply_penalty: 0,
   levels: [...DEFAULT_LEVEL_DEFS],
   levels_fx: true,
+  url_style: "default",
 };
 
 function normalizeAttachmentExts(raw: unknown): string[] {
@@ -1160,6 +1164,7 @@ function normalizePublicSettings(data: Partial<PublicSettings> | null | undefine
     bg_admin_mode: typeof data?.bg_admin_mode === "string" ? data.bg_admin_mode : "cover",
     ...normalizePointsSettings(data),
     ...normalizeLockSettings(data),
+    url_style: normalizeUrlStyle(data?.url_style),
     levels: normalizeLevels(data?.levels),
     levels_fx: data?.levels_fx !== false,
   };
@@ -3361,6 +3366,7 @@ export type UpdateSiteSettingsBody = {
   footer_links?: FooterLink[];
   allow_register?: boolean;
   allow_comments?: boolean;
+  url_style?: UrlStyle;
   comments_require_login?: boolean;
   allow_messages?: boolean;
   post_cooldown_hours?: number;
diff --git a/frontend/lib/jsonLd.ts b/frontend/lib/jsonLd.ts
index 5afa3f9..357dc22 100644
--- a/frontend/lib/jsonLd.ts
+++ b/frontend/lib/jsonLd.ts
@@ -1,4 +1,5 @@
 import { absoluteCanonical, resolveSiteOrigin, type QueryBag } from "./siteUrl.ts";
+import { postPath, userPath, type UrlStyle } from "./urlStyle.ts";
 
 /** 防止用户正文里的 </script> 提前闭合 JSON-LD 脚本 */
 export function serializeJsonLd(data: unknown): string {
@@ -15,8 +16,8 @@ export type JsonLdPerson = {
   name: string;
 };
 
-function personNode(person: JsonLdPerson) {
-  const url = person.id ? absoluteCanonical(`/u/${person.id}`) : undefined;
+function personNode(person: JsonLdPerson, urlStyle: UrlStyle = "default") {
+  const url = person.id ? absoluteCanonical(userPath(urlStyle, person.id)) : undefined;
   return {
     "@type": "Person" as const,
     name: person.name,
@@ -52,7 +53,9 @@ export function listingJsonLd(input: {
   items: { id: number; name: string }[];
   page: number;
   pageSize: number;
+  urlStyle?: UrlStyle;
 }): Record<string, unknown> | null {
+  const urlStyle = input.urlStyle ?? "default";
   const site = websiteNode(input.siteName, input.siteDescription);
   const pageUrl = absoluteCanonical(input.path, input.query);
   const origin = resolveSiteOrigin();
@@ -75,7 +78,7 @@ export function listingJsonLd(input: {
             "@type": "ListItem",
             position: (input.page - 1) * input.pageSize + i + 1,
             name: item.name,
-            url: `${origin}/post/${item.id}`,
+            url: `${origin}${postPath(urlStyle, item.id)}`,
           })),
         },
       },
@@ -105,8 +108,10 @@ export function questionJsonLd(input: {
   pageUrl?: string;
   accepted?: JsonLdVisibleComment | null;
   answers: JsonLdVisibleComment[];
+  urlStyle?: UrlStyle;
 }): Record<string, unknown> | null {
-  const entityUrl = absoluteCanonical(`/post/${input.postId}`);
+  const urlStyle = input.urlStyle ?? "default";
+  const entityUrl = absoluteCanonical(postPath(urlStyle, input.postId));
   const origin = resolveSiteOrigin();
   const site = websiteId();
   if (!entityUrl || !origin || !site) return null;
@@ -120,7 +125,7 @@ export function questionJsonLd(input: {
     text: a.content,
     dateCreated: a.created_at,
     url: commentUrl(entityUrl, a.id),
-    ...(a.author ? { author: personNode(a.author) } : {}),
+    ...(a.author ? { author: personNode(a.author, urlStyle) } : {}),
   });
   return {
     "@context": "https://schema.org",
@@ -137,7 +142,7 @@ export function questionJsonLd(input: {
       ...(input.text ? { text: input.text } : {}),
       dateCreated: input.createdAt,
       ...(input.updatedAt ? { dateModified: input.updatedAt } : {}),
-      author: personNode(input.author),
+      author: personNode(input.author, urlStyle),
       ...(input.accepted && input.accepted.content.trim()
         ? { acceptedAnswer: answerNode(input.accepted) }
         : {}),
@@ -158,8 +163,10 @@ export function discussionJsonLd(input: {
   commentCount?: number;
   viewCount?: number;
   comments: JsonLdVisibleComment[];
+  urlStyle?: UrlStyle;
 }): Record<string, unknown> | null {
-  const entityUrl = absoluteCanonical(`/post/${input.postId}`);
+  const urlStyle = input.urlStyle ?? "default";
+  const entityUrl = absoluteCanonical(postPath(urlStyle, input.postId));
   const site = websiteId();
   if (!entityUrl || !site) return null;
   const pageUrl = input.pageUrl || entityUrl;
@@ -174,7 +181,7 @@ export function discussionJsonLd(input: {
     datePublished: input.createdAt,
     ...(input.updatedAt ? { dateModified: input.updatedAt } : {}),
     inLanguage: "zh-CN",
-    author: personNode(input.author),
+    author: personNode(input.author, urlStyle),
     isPartOf: { "@id": site },
     ...(pageUrl !== entityUrl
       ? {
@@ -202,7 +209,7 @@ export function discussionJsonLd(input: {
             text: c.content,
             dateCreated: c.created_at,
             url: commentUrl(entityUrl, c.id),
-            ...(c.author ? { author: personNode(c.author) } : {}),
+            ...(c.author ? { author: personNode(c.author, urlStyle) } : {}),
           })),
         }
       : {}),
@@ -215,8 +222,9 @@ export function profileJsonLd(input: {
   username: string;
   signature?: string;
   pageUrl?: string;
+  urlStyle?: UrlStyle;
 }): Record<string, unknown> | null {
-  const personUrl = absoluteCanonical(`/u/${input.id}`);
+  const personUrl = absoluteCanonical(userPath(input.urlStyle ?? "default", input.id));
   if (!personUrl) return null;
   const pageUrl = input.pageUrl || personUrl;
   return {
diff --git a/frontend/lib/realtime.ts b/frontend/lib/realtime.ts
index 4b41a96..89a8e9b 100644
--- a/frontend/lib/realtime.ts
+++ b/frontend/lib/realtime.ts
@@ -61,6 +61,7 @@ export interface RtSettingsData {
   footer_links?: { label: string; url: string; new_tab: boolean; align?: string }[];
   allow_register?: boolean;
   allow_comments?: boolean;
+  url_style?: string;
   comments_require_login?: boolean;
   allow_messages?: boolean;
   post_cooldown_hours?: number;
diff --git a/frontend/lib/sitePagePath.ts b/frontend/lib/sitePagePath.ts
index 0d92411..5100ed4 100644
--- a/frontend/lib/sitePagePath.ts
+++ b/frontend/lib/sitePagePath.ts
@@ -1,13 +1,13 @@
-/** 单页公开路径。前台路由是 /p/[slug]，列表、复制和线上查看必须用同一条。 */
-export function sitePagePublicPath(slug: string): string {
-  const clean = slug.trim();
-  if (!clean) return "/p/";
-  return `/p/${encodeURIComponent(clean)}`;
+import { pagePath, type UrlStyle } from "./urlStyle.ts";
+
+/** 单页公开路径。前台路由是 /p/[slug]（伪静态风格跟随站点设置），列表、复制和线上查看必须用同一条。 */
+export function sitePagePublicPath(slug: string, style: UrlStyle = "default"): string {
+  return pagePath(style, slug);
 }
 
 /** 用当前页面的 origin 拼绝对地址，不写死域名。origin 为空时只返回路径。 */
-export function sitePagePublicURL(origin: string, slug: string): string {
-  const path = sitePagePublicPath(slug);
+export function sitePagePublicURL(origin: string, slug: string, style: UrlStyle = "default"): string {
+  const path = sitePagePublicPath(slug, style);
   const base = origin.replace(/\/$/, "");
   return base ? `${base}${path}` : path;
 }
diff --git a/frontend/lib/urlStyle.test.ts b/frontend/lib/urlStyle.test.ts
new file mode 100644
index 0000000..a6b8a4f
--- /dev/null
+++ b/frontend/lib/urlStyle.test.ts
@@ -0,0 +1,128 @@
+import assert from "node:assert/strict";
+import { describe, it } from "node:test";
+import {
+  announcementPath,
+  entityPath,
+  leaderboardPath,
+  matchPrettyPath,
+  matchStandardPath,
+  normalizeUrlStyle,
+  pagePath,
+  parseEntityPath,
+  postPath,
+  userPath,
+} from "./urlStyle.ts";
+
+describe("normalizeUrlStyle", () => {
+  it("合法值与容错", () => {
+    assert.equal(normalizeUrlStyle("default"), "default");
+    assert.equal(normalizeUrlStyle(" HTML "), "html");
+    assert.equal(normalizeUrlStyle("DISCUZ"), "discuz");
+    assert.equal(normalizeUrlStyle("pretty"), "default");
+    assert.equal(normalizeUrlStyle(undefined), "default");
+    assert.equal(normalizeUrlStyle(42), "default");
+  });
+});
+
+describe("路径构造器", () => {
+  it("三风格帖子路径", () => {
+    assert.equal(postPath("default", 123), "/post/123");
+    assert.equal(postPath("html", 123), "/post-123.html");
+    assert.equal(postPath("discuz", 123), "/thread-123.html");
+  });
+  it("三风格用户路径", () => {
+    assert.equal(userPath("default", 5), "/u/5");
+    assert.equal(userPath("html", 5), "/user-5.html");
+    assert.equal(userPath("discuz", 5), "/space-uid-5.html");
+  });
+  it("三风格公告路径", () => {
+    assert.equal(announcementPath("default", 1), "/announcement/1");
+    assert.equal(announcementPath("html", 1), "/announcement-1.html");
+    assert.equal(announcementPath("discuz", 1), "/notice-1.html");
+  });
+  it("非法 id 返回空串", () => {
+    assert.equal(postPath("default", 0), "");
+    assert.equal(postPath("html", -1), "");
+    assert.equal(userPath("discuz", Number.NaN), "");
+  });
+  it("自建页三风格并编码 slug", () => {
+    assert.equal(pagePath("default", "about"), "/p/about");
+    assert.equal(pagePath("html", "about"), "/p-about.html");
+    assert.equal(pagePath("discuz", "使用指南"), `/page-${encodeURIComponent("使用指南")}.html`);
+    assert.equal(pagePath("html", "使用指南"), `/p-${encodeURIComponent("使用指南")}.html`);
+    assert.equal(pagePath("default", "  "), "/p/");
+  });
+  it("排行榜三风格", () => {
+    assert.equal(leaderboardPath("default"), "/leaderboard");
+    assert.equal(leaderboardPath("html"), "/leaderboard.html");
+    assert.equal(leaderboardPath("discuz"), "/rank.html");
+  });
+  it("entityPath 与标准路径", () => {
+    assert.equal(entityPath("discuz", "post", 9), "/thread-9.html");
+    assert.equal(entityPath("default", "user", 9), "/u/9");
+    assert.equal(entityPath("html", "announcement", 9), "/announcement-9.html");
+  });
+});
+
+describe("matchPrettyPath", () => {
+  it("命中各风格模板", () => {
+    assert.deepEqual(matchPrettyPath("/post-12.html"), { style: "html", kind: "post", id: 12 });
+    assert.deepEqual(matchPrettyPath("/user-3.html"), { style: "html", kind: "user", id: 3 });
+    assert.deepEqual(matchPrettyPath("/announcement-7.html"), { style: "html", kind: "announcement", id: 7 });
+    assert.deepEqual(matchPrettyPath("/thread-12.html"), { style: "discuz", kind: "post", id: 12 });
+    assert.deepEqual(matchPrettyPath("/space-uid-3.html"), { style: "discuz", kind: "user", id: 3 });
+    assert.deepEqual(matchPrettyPath("/notice-7.html"), { style: "discuz", kind: "announcement", id: 7 });
+    assert.deepEqual(matchPrettyPath("/p-about.html"), { style: "html", kind: "page", slug: "about" });
+    assert.deepEqual(matchPrettyPath("/leaderboard.html"), { style: "html", kind: "leaderboard" });
+    assert.deepEqual(matchPrettyPath("/rank.html"), { style: "discuz", kind: "leaderboard" });
+  });
+  it("page slug 保持 encoded 原样", () => {
+    const enc = encodeURIComponent("使用指南");
+    assert.deepEqual(matchPrettyPath(`/page-${enc}.html`), { style: "discuz", kind: "page", slug: enc });
+    assert.deepEqual(matchPrettyPath(`/p-${enc}.html`), { style: "html", kind: "page", slug: enc });
+  });
+  it("排除子路径与伪造路径", () => {
+    assert.equal(matchPrettyPath("/post/12"), null);
+    assert.equal(matchPrettyPath("/post/12/edit"), null);
+    assert.equal(matchPrettyPath("/post-abc.html"), null);
+    assert.equal(matchPrettyPath("/thread-12.htmlx"), null);
+    assert.equal(matchPrettyPath("/thread-12.html/edit"), null);
+    assert.equal(matchPrettyPath("/thread--12.html"), null);
+    assert.equal(matchPrettyPath("/post.html"), null);
+    assert.equal(matchPrettyPath("/p-.html"), null);
+    assert.equal(matchPrettyPath("/leaderboardx.html"), null);
+    assert.equal(matchPrettyPath("/rank.htmlx"), null);
+    assert.equal(matchPrettyPath("/rank"), null);
+  });
+});
+
+describe("matchStandardPath / parseEntityPath", () => {
+  it("标准路径精确匹配", () => {
+    assert.deepEqual(matchStandardPath("/post/12"), { kind: "post", id: 12 });
+    assert.deepEqual(matchStandardPath("/u/5"), { kind: "user", id: 5 });
+    assert.deepEqual(matchStandardPath("/announcement/7"), { kind: "announcement", id: 7 });
+    assert.deepEqual(matchStandardPath("/p/about"), { kind: "page", slug: "about" });
+    assert.deepEqual(matchStandardPath("/leaderboard"), { kind: "leaderboard" });
+    assert.deepEqual(matchStandardPath("/leaderboard/"), { kind: "leaderboard" });
+    assert.equal(matchStandardPath("/post/12/edit"), null);
+    assert.equal(matchStandardPath("/post/abc"), null);
+    assert.equal(matchStandardPath("/u/5/followers"), null);
+    assert.equal(matchStandardPath("/p/"), null);
+    assert.equal(matchStandardPath("/p/a/b"), null);
+  });
+  it("parseEntityPath 兼容标准与全部模板", () => {
+    assert.deepEqual(parseEntityPath("/post/12"), { kind: "post", id: 12 });
+    assert.deepEqual(parseEntityPath("/thread-12.html"), { kind: "post", id: 12 });
+    assert.deepEqual(parseEntityPath("/post-12.html"), { kind: "post", id: 12 });
+    assert.deepEqual(parseEntityPath("/space-uid-5.html"), { kind: "user", id: 5 });
+    assert.deepEqual(parseEntityPath("/p/about"), { kind: "page", slug: "about" });
+    assert.deepEqual(parseEntityPath("/p-about.html"), { kind: "page", slug: "about" });
+    assert.deepEqual(parseEntityPath(`/page-${encodeURIComponent("使用指南")}.html`), {
+      kind: "page",
+      slug: "使用指南",
+    });
+    assert.deepEqual(parseEntityPath("/rank.html"), { kind: "leaderboard" });
+    assert.equal(parseEntityPath("/chat/5"), null);
+    assert.equal(parseEntityPath("/"), null);
+  });
+});
diff --git a/frontend/lib/urlStyle.ts b/frontend/lib/urlStyle.ts
new file mode 100644
index 0000000..88b2b41
--- /dev/null
+++ b/frontend/lib/urlStyle.ts
@@ -0,0 +1,192 @@
+/**
+ * 详情页伪静态风格的单一事实源：
+ * middleware（改写/301）、URL 构造器、后台设置、测试共用本模块。
+ * 风格枚举与后端 service.UrlStyles 保持一致：default / html / discuz。
+ *
+ * 各风格模板（自建页 slug 与排行榜也参与；slug 非 ASCII 时按 encodeURIComponent 编码）：
+ *   default: /post/123  /u/5  /announcement/1  /p/about  /leaderboard
+ *   html:    /post-123.html  /user-5.html  /announcement-1.html  /p-about.html  /leaderboard.html
+ *   discuz:  /thread-123.html  /space-uid-5.html  /notice-1.html  /page-about.html  /rank.html
+ */
+
+export type UrlStyle = "default" | "html" | "discuz";
+export type EntityKind = "post" | "user" | "announcement";
+/** 全部可反解的实体类型；page 的 id 是 slug（字符串），leaderboard 是固定单页无 id */
+export type PageKind = EntityKind | "page" | "leaderboard";
+
+export const URL_STYLES: readonly UrlStyle[] = ["default", "html", "discuz"];
+
+export function normalizeUrlStyle(v: unknown): UrlStyle {
+  const s = String(v ?? "").trim().toLowerCase();
+  return (URL_STYLES as readonly string[]).includes(s) ? (s as UrlStyle) : "default";
+}
+
+const PRETTY_TEMPLATES: Record<Exclude<UrlStyle, "default">, Record<EntityKind, (id: number) => string>> = {
+  html: {
+    post: (id) => `/post-${id}.html`,
+    user: (id) => `/user-${id}.html`,
+    announcement: (id) => `/announcement-${id}.html`,
+  },
+  discuz: {
+    post: (id) => `/thread-${id}.html`,
+    user: (id) => `/space-uid-${id}.html`,
+    announcement: (id) => `/notice-${id}.html`,
+  },
+};
+
+const STANDARD_TEMPLATES: Record<EntityKind, (id: number) => string> = {
+  post: (id) => `/post/${id}`,
+  user: (id) => `/u/${id}`,
+  announcement: (id) => `/announcement/${id}`,
+};
+
+const PAGE_TEMPLATES: Record<Exclude<UrlStyle, "default">, (slug: string) => string> = {
+  html: (slug) => `/p-${slug}.html`,
+  discuz: (slug) => `/page-${slug}.html`,
+};
+
+const LEADERBOARD_TEMPLATES: Record<Exclude<UrlStyle, "default">, string> = {
+  html: "/leaderboard.html",
+  discuz: "/rank.html",
+};
+
+/** id 非法（≤0/非有限数）时返回空串，调用方按异常路径处理 */
+function guardId(id: number): number | null {
+  return Number.isFinite(id) && id > 0 ? id : null;
+}
+
+/** 帖子详情路径；default 与 pretty 风格共用 */
+export function postPath(style: UrlStyle, id: number): string {
+  const n = guardId(id);
+  if (n == null) return "";
+  return style === "default" ? STANDARD_TEMPLATES.post(n) : PRETTY_TEMPLATES[style].post(n);
+}
+
+/** 用户主页路径；?tab= 等查询参数由调用方拼接 */
+export function userPath(style: UrlStyle, id: number): string {
+  const n = guardId(id);
+  if (n == null) return "";
+  return style === "default" ? STANDARD_TEMPLATES.user(n) : PRETTY_TEMPLATES[style].user(n);
+}
+
+/** 公告详情路径 */
+export function announcementPath(style: UrlStyle, id: number): string {
+  const n = guardId(id);
+  if (n == null) return "";
+  return style === "default" ? STANDARD_TEMPLATES.announcement(n) : PRETTY_TEMPLATES[style].announcement(n);
+}
+
+/** 自建页路径：slug 走当前风格，非 ASCII 由 encodeURIComponent 编码 */
+export function pagePath(style: UrlStyle, slug: string): string {
+  const enc = encodeURIComponent(slug.trim());
+  if (!enc) return "/p/";
+  return joinPagePath(style, enc);
+}
+
+/** 自建页路径（slug 已是 URL 编码形态，如来自路径反解）；内部/ middleware 共用 */
+export function pagePathFromSlug(style: UrlStyle, encodedSlug: string): string {
+  return joinPagePath(style, encodedSlug);
+}
+
+function joinPagePath(style: UrlStyle, enc: string): string {
+  return style === "default" ? `/p/${enc}` : PAGE_TEMPLATES[style](enc);
+}
+
+/** 排行榜路径（固定单页） */
+export function leaderboardPath(style: UrlStyle): string {
+  return style === "default" ? "/leaderboard" : LEADERBOARD_TEMPLATES[style];
+}
+
+/** 实体对应风格下的标准/pretty 路径（内部与 middleware 共用） */
+export function entityPath(style: UrlStyle, kind: EntityKind, id: number): string {
+  if (kind === "post") return postPath(style, id);
+  if (kind === "user") return userPath(style, id);
+  return announcementPath(style, id);
+}
+
+/** 标准内部路由路径（middleware rewrite 的落点） */
+export function standardEntityPath(kind: EntityKind, id: number): string {
+  return STANDARD_TEMPLATES[kind](id);
+}
+
+export type PrettyMatch =
+  | { style: Exclude<UrlStyle, "default">; kind: EntityKind; id: number }
+  | { style: Exclude<UrlStyle, "default">; kind: "page"; slug: string }
+  | { style: Exclude<UrlStyle, "default">; kind: "leaderboard" };
+
+// 精确锚定：id 仅纯数字，天然排除 /post/123/edit 这类子路径与伪造路径；
+// page 的 slug 捕获保持 URL 原样（encoded），rewrite 落点直接复用
+const PRETTY_PATTERNS: { re: RegExp; style: Exclude<UrlStyle, "default">; kind: PageKind }[] = [
+  { re: /^\/post-(\d+)\.html$/, style: "html", kind: "post" },
+  { re: /^\/user-(\d+)\.html$/, style: "html", kind: "user" },
+  { re: /^\/announcement-(\d+)\.html$/, style: "html", kind: "announcement" },
+  { re: /^\/p-([^/]+)\.html$/, style: "html", kind: "page" },
+  { re: /^\/leaderboard\.html$/, style: "html", kind: "leaderboard" },
+  { re: /^\/thread-(\d+)\.html$/, style: "discuz", kind: "post" },
+  { re: /^\/space-uid-(\d+)\.html$/, style: "discuz", kind: "user" },
+  { re: /^\/notice-(\d+)\.html$/, style: "discuz", kind: "announcement" },
+  { re: /^\/page-([^/]+)\.html$/, style: "discuz", kind: "page" },
+  { re: /^\/rank\.html$/, style: "discuz", kind: "leaderboard" },
+];
+
+const STANDARD_PATTERNS: { re: RegExp; kind: PageKind }[] = [
+  { re: /^\/post\/(\d+)$/, kind: "post" },
+  { re: /^\/u\/(\d+)$/, kind: "user" },
+  { re: /^\/announcement\/(\d+)$/, kind: "announcement" },
+  { re: /^\/p\/([^/]+)$/, kind: "page" },
+  { re: /^\/leaderboard\/?$/, kind: "leaderboard" },
+];
+
+/** 匹配任一伪静态风格路径（不含标准风格）；命中返回风格/实体/id；page 的 slug 保持 encoded 原样 */
+export function matchPrettyPath(pathname: string): PrettyMatch | null {
+  for (const p of PRETTY_PATTERNS) {
+    const m = p.re.exec(pathname);
+    if (!m) continue;
+    if (p.kind === "page") return { style: p.style, kind: "page", slug: m[1] };
+    if (p.kind === "leaderboard") return { style: p.style, kind: "leaderboard" };
+    return { style: p.style, kind: p.kind, id: Number(m[1]) };
+  }
+  return null;
+}
+
+/** 匹配标准实体路径；page 的 slug 保持 encoded 原样（与 URL 一致，rewrite 直接复用） */
+export function matchStandardPath(pathname: string): StandardMatch | null {
+  for (const p of STANDARD_PATTERNS) {
+    const m = p.re.exec(pathname);
+    if (!m) continue;
+    if (p.kind === "page") return { kind: "page", slug: m[1] };
+    if (p.kind === "leaderboard") return { kind: "leaderboard" };
+    return { kind: p.kind, id: Number(m[1]) };
+  }
+  return null;
+}
+
+export type StandardMatch =
+  | { kind: EntityKind; id: number }
+  | { kind: "page"; slug: string }
+  | { kind: "leaderboard" };
+
+/**
+ * 反解任意实体路径（标准 + 全部伪静态风格），供 isActive 前缀判断、面包屑等
+ * "从路径认实体"的场景使用。page 的 slug 解码为原始文本；数字实体统一 { kind, id }。
+ */
+export function parseEntityPath(pathname: string): StandardMatch | null {
+  const standard = matchStandardPath(pathname);
+  if (standard) {
+    return standard.kind === "page" ? { kind: "page", slug: decodeSlug(standard.slug) } : standard;
+  }
+  const pretty = matchPrettyPath(pathname);
+  if (!pretty) return null;
+  if (pretty.kind === "page") return { kind: "page", slug: decodeSlug(pretty.slug) };
+  if (pretty.kind === "leaderboard") return { kind: "leaderboard" };
+  return { kind: pretty.kind, id: pretty.id };
+}
+
+/** 解码 URL 段；非法序列（手动输入的坏编码）保持原样 */
+function decodeSlug(slug: string): string {
+  try {
+    return decodeURIComponent(slug);
+  } catch {
+    return slug;
+  }
+}
diff --git a/frontend/middleware.ts b/frontend/middleware.ts
index 3090de4..c04fbdf 100644
--- a/frontend/middleware.ts
+++ b/frontend/middleware.ts
@@ -1,5 +1,16 @@
 import { NextResponse, type NextRequest } from "next/server";
 import { TOKEN_COOKIE, REFRESH_COOKIE, CSRF_COOKIE } from "@/lib/cookies";
+import {
+  entityPath,
+  leaderboardPath,
+  matchPrettyPath,
+  matchStandardPath,
+  normalizeUrlStyle,
+  pagePathFromSlug,
+  standardEntityPath,
+  type PageKind,
+  type UrlStyle,
+} from "@/lib/urlStyle";
 
 // SSR 登录态保障：
 // access token（j13_token，15 分钟）过期后，页面/RSC 请求到达时先在此静默轮转，
@@ -129,11 +140,14 @@ function parseCookiePair(setCookie: string): [string, string] | null {
   return [pair.slice(0, eq).trim(), pair.slice(eq + 1).trim()];
 }
 
-/** 透传 pathname 给根布局，用于 /admin 与公开站 chrome 分叉 */
-function withPathname(req: NextRequest, init?: { request?: { headers: Headers } }) {
+/** 透传 pathname 给根布局，用于 /admin 与公开站 chrome 分叉；styleRewrite 时透传改写后的内部路径 */
+function withPathname(req: NextRequest, init?: { request?: { headers: Headers } }, styleRewrite?: URL) {
   const headers = new Headers(init?.request?.headers ?? req.headers);
-  headers.set("x-pathname", req.nextUrl.pathname);
-  return NextResponse.next({ request: { headers } });
+  headers.set("x-pathname", (styleRewrite ?? req.nextUrl).pathname);
+  const res = styleRewrite
+    ? NextResponse.rewrite(styleRewrite, { request: { headers } })
+    : NextResponse.next({ request: { headers } });
+  return res;
 }
 
 // RFC 9309 规定爬虫文件必须是小写 /robots.txt。部分 SEO 检测工具会请求
@@ -147,16 +161,91 @@ function rewriteRobotsCase(req: NextRequest): NextResponse | null {
   return NextResponse.rewrite(url);
 }
 
+// ---- 伪静态 URL 风格改写（模板定义见 lib/urlStyle.ts）----
+// 风格来自 /api/site-state（与维护态共用 3s 短缓存）：
+//   - 非 default：当前风格 pretty 路径 → rewrite 回标准内部路由（继续走 token 轮转，
+//     不得提前 return）；标准路径或其它风格 pretty 路径 → 301 到当前风格（SEO 收敛，
+//     query 原样保留；301 优先于维护态 503，对爬虫语义正确）。
+//   - default：任何 pretty 路径 → 301 回标准路径。
+
+/** 廉价预判：只对可能命中的路径拉 site-state，/admin、/login 等不产生额外请求 */
+function couldBeEntityPath(pathname: string): boolean {
+  return (
+    pathname.startsWith("/post/") ||
+    pathname.startsWith("/u/") ||
+    pathname.startsWith("/announcement/") ||
+    pathname.startsWith("/p/") ||
+    pathname.startsWith("/leaderboard") ||
+    pathname.endsWith(".html")
+  );
+}
+
+type UrlStyleAction = { type: "pass" } | { type: "redirect"; target: string } | { type: "rewrite"; target: string };
+
+/** 反解结果 → 标准内部路由路径（rewrite 落点）；page 的 slug 保持 encoded 原样 */
+function standardTarget(m: { kind: PageKind; id?: number; slug?: string }): string {
+  if (m.kind === "page") return `/p/${m.slug ?? ""}`;
+  if (m.kind === "leaderboard") return "/leaderboard";
+  return standardEntityPath(m.kind, m.id ?? 0);
+}
+
+/** 反解结果 → 对应风格路径（301 目标）；page 用 encoded slug 直接拼，避免二次编码 */
+function styledPath(style: UrlStyle, m: { kind: PageKind; id?: number; slug?: string }): string {
+  if (m.kind === "page") return pagePathFromSlug(style, m.slug ?? "");
+  if (m.kind === "leaderboard") return leaderboardPath(style);
+  return entityPath(style, m.kind, m.id ?? 0);
+}
+
+function resolveUrlStyleAction(style: UrlStyle, pathname: string): UrlStyleAction {
+  const pretty = matchPrettyPath(pathname);
+  const standard = pretty ? null : matchStandardPath(pathname);
+  if (!pretty && !standard) return { type: "pass" };
+
+  if (style === "default") {
+    if (!pretty) return { type: "pass" };
+    return { type: "redirect", target: standardTarget(pretty) };
+  }
+
+  if (pretty) {
+    if (pretty.style === style) {
+      return { type: "rewrite", target: standardTarget(pretty) };
+    }
+    return { type: "redirect", target: styledPath(style, pretty) };
+  }
+  // 标准路径 → 301 到当前风格
+  return { type: "redirect", target: styledPath(style, standard!) };
+}
+
+/** 301 目标只换 pathname，origin 与 query（?tab=/?page=）原样保留 */
+function urlStyleRedirect(req: NextRequest, targetPath: string): NextResponse {
+  const url = req.nextUrl.clone();
+  url.pathname = targetPath;
+  return NextResponse.redirect(url, 301);
+}
+
 async function sessionMiddleware(req: NextRequest) {
   const robotsRewrite = rewriteRobotsCase(req);
   if (robotsRewrite) return robotsRewrite;
 
+  // 伪静态风格改写：rewrite 产物继续走下方 token 轮转（styleRewrite 传给 withPathname），
+  // 301 直接返回（优先于维护态，语义正确）
+  let styleRewrite: URL | undefined;
+  if (couldBeEntityPath(req.nextUrl.pathname)) {
+    const state = await getCachedPublicSiteState();
+    const action = resolveUrlStyleAction(normalizeUrlStyle(state?.url_style), req.nextUrl.pathname);
+    if (action.type === "redirect") return urlStyleRedirect(req, action.target);
+    if (action.type === "rewrite") {
+      styleRewrite = req.nextUrl.clone();
+      styleRewrite.pathname = action.target;
+    }
+  }
+
   const refreshToken = req.cookies.get(REFRESH_COOKIE)?.value;
   const accessToken = req.cookies.get(TOKEN_COOKIE)?.value;
 
   // 游客、access 仍有效、或服务端地址未配置：直接放行
   if (!refreshToken || !isAccessTokenExpired(accessToken) || !API_BASE) {
-    return withPathname(req);
+    return withPathname(req, undefined, styleRewrite);
   }
 
   const csrf = req.cookies.get(CSRF_COOKIE)?.value ?? "";
@@ -175,7 +264,7 @@ async function sessionMiddleware(req: NextRequest) {
       const headers = new Headers(req.headers);
       headers.set("Cookie", [...jar].map(([k, v]) => `${k}=${v}`).join("; "));
 
-      const res = withPathname(req, { request: { headers } });
+      const res = withPathname(req, { request: { headers } }, styleRewrite);
       // 原样透传，HttpOnly/Path/SameSite/Secure 等属性全部以后端为准
       for (const sc of setCookies) res.headers.append("Set-Cookie", sc);
       return res;
@@ -183,7 +272,7 @@ async function sessionMiddleware(req: NextRequest) {
 
     if (setCookies.length > 0) {
       // refresh 已失效：透传后端的清 cookie 指令，避免之后每次请求都白轮转
-      const res = withPathname(req);
+      const res = withPathname(req, undefined, styleRewrite);
       for (const sc of setCookies) res.headers.append("Set-Cookie", sc);
       return res;
     }
@@ -191,7 +280,7 @@ async function sessionMiddleware(req: NextRequest) {
     // 后端不可达：降级匿名渲染，客户端 fetchWithRefresh 仍可兜底
   }
 
-  return withPathname(req);
+  return withPathname(req, undefined, styleRewrite);
 }
 
 export const config = {
@@ -219,6 +308,7 @@ type SiteMaintState = {
     retry_after: number;
   };
   bypass?: boolean;
+  url_style?: string;
 };
 
 // 维护态短缓存：Next 每次页面/RSC/预取都会进 middleware，开发态尤其密。
diff --git a/frontend/package.json b/frontend/package.json
index 6ccdd14..fe32487 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -7,7 +7,7 @@
     "build": "next build",
     "start": "next start -p 3000",
     "lint": "next lint",
-    "test": "node --experimental-strip-types --test lib/siteUrl.test.ts lib/jsonLd.test.ts lib/widgetCode.test.ts lib/smartDiff.test.ts"
+    "test": "node --experimental-strip-types --test lib/siteUrl.test.ts lib/jsonLd.test.ts lib/urlStyle.test.ts lib/widgetCode.test.ts lib/smartDiff.test.ts"
   },
   "dependencies": {
     "hast-util-to-jsx-runtime": "^2.3.6",