diff --git a/scripts/project-doc-site.spec.ts b/scripts/project-doc-site.spec.ts
index d3f00f3408..bca06c89ac 100644
--- a/scripts/project-doc-site.spec.ts
+++ b/scripts/project-doc-site.spec.ts
@@ -251,7 +251,7 @@ describe('rewriteMarkdown', () => {
 })
 
 describe('docsPages locale routes', () => {
-  it('publishes every route in both locales and selects paired sources', () => {
+  it('publishes every route in both locales and uses every available Chinese counterpart', () => {
     const byRoute = new Map(docsPages.map(page => [page.route, page]))
     for (const page of docsPages.filter(page => page.locale === 'root')) {
       const counterpart = byRoute.get(`en/${page.route}`)
@@ -265,6 +265,11 @@ describe('docsPages locale routes', () => {
       } else {
         expect(counterpart?.source).toBe(page.source)
         expect(counterpart?.contentLocale).toBe(page.contentLocale)
+        const chineseSource = page.source.replace(/\.md$/, '.zh.md')
+        expect(
+          existsSync(resolve(repositoryRoot, chineseSource)),
+          `${page.route} has a Chinese counterpart but projects English`,
+        ).toBe(false)
       }
     }
   })
@@ -282,20 +287,16 @@ describe('docsPages locale routes', () => {
     }
   })
 
-  it('projects translated subsystem pages while retaining explicit English fallbacks', () => {
+  it('projects every published subsystem page in Chinese', () => {
     const rootPages = docsPages.filter(page => (
       page.locale === 'root' && page.route.startsWith('reference/subsystems/')
     ))
     const translated = rootPages.filter(page => page.contentLocale === 'zh-CN')
     const fallbacks = rootPages.filter(page => page.contentLocale === 'en-US')
 
-    expect(translated).toHaveLength(39)
+    expect(translated).toHaveLength(42)
     expect(translated.every(page => page.source.endsWith('.zh.md'))).toBe(true)
-    expect(fallbacks.map(page => page.source).sort()).toEqual([
-      'docs/subsystems/commands.md',
-      'docs/subsystems/goal.md',
-      'docs/subsystems/pty.md',
-    ])
+    expect(fallbacks).toEqual([])
   })
 
   it('publishes the Cordis core API under matching locale structures', () => {
diff --git a/website/docs.ts b/website/docs.ts
index a8d07a59c2..9fcdc7c1a7 100644
--- a/website/docs.ts
+++ b/website/docs.ts
@@ -226,7 +226,7 @@ const develop = pairedPages([
   },
 ])
 
-const cordisTutorial = mirroredPages(([
+const cordisTutorial = pairedPages(([
   ['index.md', 'Cordis 教程', 'Cordis tutorial'],
   ['01-first-plugin.md', '1. 第一个插件', '1. Your first plugin'],
   ['02-lifecycle-and-effects.md', '2. 生命周期与副作用', '2. Lifecycle and effects'],
@@ -235,10 +235,9 @@ const cordisTutorial = mirroredPages(([
   ['05-config.md', '5. 配置', '5. Configuration'],
   ['06-composition-and-hmr.md', '6. 组合与热重载', '6. Composition and HMR'],
   ['07-into-the-harness.md', '7. 进入 Harness', '7. Into the harness'],
-] as const).map(([file, rootLabel, enLabel], order): MirroredPage => ({
+] as const).map(([file, rootLabel, enLabel], order): PairedPage => ({
   source: `docs/cordis-tutorial/${file}`,
   route: `develop/cordis-tutorial/${file}`,
-  contentLocale: 'en-US',
   label: { root: rootLabel, en: enLabel },
   sidebar: { root: 'zh-develop', en: 'en-develop' },
   section: { root: 'Cordis 教程', en: 'Cordis tutorial' },
@@ -308,12 +307,11 @@ const subsystemsReference = pairedPages(([
 })))
 
 const reference = [
-  ...mirroredPages(([
+  ...pairedPages(([
     ['docs/architecture.md', 'reference/index.md', '架构', 'Architecture', 0],
-  ] as const).map(([source, route, rootLabel, enLabel, order]): MirroredPage => ({
+  ] as const).map(([source, route, rootLabel, enLabel, order]): PairedPage => ({
     source,
     route,
-    contentLocale: 'en-US',
     label: { root: rootLabel, en: enLabel },
     sidebar: { root: 'zh-reference', en: 'en-reference' },
     section: { root: '概念', en: 'Concepts' },
@@ -369,28 +367,26 @@ const reference = [
     section: { root: 'Cordis API', en: 'Cordis Core API' },
     order: order + 5,
   }))),
-  ...mirroredPages(([
+  ...pairedPages(([
     ['goal.md', '目标', 'Goals', 14],
     ['pty.md', 'PTY 会话', 'PTY sessions', 26],
     ['commands.md', '命令', 'Human commands', 38],
-  ] as const).map(([file, rootLabel, enLabel, order]): MirroredPage => ({
+  ] as const).map(([file, rootLabel, enLabel, order]): PairedPage => ({
     source: `docs/subsystems/${file}`,
     route: `reference/subsystems/${file}`,
-    contentLocale: 'en-US',
     label: { root: rootLabel, en: enLabel },
     sidebar: { root: 'zh-reference', en: 'en-reference' },
     section: { root: '子系统', en: 'Subsystems' },
     order,
   }))),
-  ...mirroredPages(([
+  ...pairedPages(([
     ['adding-a-package.md', '新增 Package', 'Adding a package'],
     ['adding-a-tool.md', '新增 Tool', 'Adding a tool'],
     ['adding-an-llm-adapter.md', '新增 LLM Adapter', 'Adding an LLM adapter'],
     ['extension-cookbook.md', '扩展模式', 'Extension patterns'],
-  ] as const).map(([file, rootLabel, enLabel], order): MirroredPage => ({
+  ] as const).map(([file, rootLabel, enLabel], order): PairedPage => ({
     source: `docs/cookbook/${file}`,
     route: `reference/cookbook/${file}`,
-    contentLocale: 'en-US',
     label: { root: rootLabel, en: enLabel },
     sidebar: { root: 'zh-reference', en: 'en-reference' },
     section: { root: '开发手册', en: 'Cookbook' },