diff --git a/components/AuthPageShell.vue b/components/AuthPageShell.vue
new file mode 100644
index 0000000..de7fbb9
--- /dev/null
+++ b/components/AuthPageShell.vue
@@ -0,0 +1,72 @@
+<template>
+  <view class="auth-shell">
+    <view class="auth-shell__header">
+      <image
+        class="auth-shell__header-image"
+        src="/static/assets/modules/auth/opaque/a01-vnext-header-v1.png"
+        mode="widthFix"
+      />
+      <image
+        class="auth-shell__seal"
+        src="/static/assets/foundation/transparent/brand-seal.png"
+        mode="aspectFit"
+      />
+    </view>
+
+    <view class="auth-shell__paper">
+      <slot />
+    </view>
+
+    <slot name="overlay" />
+  </view>
+</template>
+
+<style scoped lang="scss">
+.auth-shell {
+  display: flex;
+  flex-direction: column;
+  box-sizing: border-box;
+  width: 100%;
+  min-height: var(--app-viewport-height);
+  overflow-x: hidden;
+  background: #940400;
+  color: #493323;
+}
+
+.auth-shell__header {
+  position: relative;
+  flex: 0 0 auto;
+  box-sizing: border-box;
+  width: 100%;
+  height: calc(var(--app-safe-top) + min(36.5vw, 175px));
+  overflow: hidden;
+  padding-top: var(--app-safe-top);
+  background: #940400;
+}
+
+.auth-shell__header-image {
+  display: block;
+  width: 100%;
+  height: auto;
+  pointer-events: none;
+}
+
+.auth-shell__seal {
+  position: absolute;
+  top: calc(var(--app-safe-top) + clamp(46px, 11.5vw, 58px));
+  left: 50%;
+  width: clamp(56px, 17vw, 78px);
+  height: clamp(67px, 20.4vw, 94px);
+  transform: translateX(-50%);
+  pointer-events: none;
+}
+
+.auth-shell__paper {
+  display: flex;
+  flex: 1;
+  box-sizing: border-box;
+  width: 100%;
+  padding-bottom: var(--app-safe-bottom);
+  background: #f7f0e5 url("/static/assets/foundation/opaque/auth-page-paper.jpg") center top / 100% auto repeat-y;
+}
+</style>
diff --git a/docs/superpowers/plans/2026-07-21-auth-pages-adaptive-migration.md b/docs/superpowers/plans/2026-07-21-auth-pages-adaptive-migration.md
index c38b48c..224198a 100644
--- a/docs/superpowers/plans/2026-07-21-auth-pages-adaptive-migration.md
+++ b/docs/superpowers/plans/2026-07-21-auth-pages-adaptive-migration.md
@@ -28,7 +28,7 @@
 - Test: `tests/auth-page-shell-contract.ps1`
 
 **Interfaces:**
-- Produces: `AuthPageShell` 的单一职责合同，以及 A01/A04/A05/A06 禁止旧画布的合同
+- Produces: `AuthPageShell` 的单一职责合同，以及首个消费者 A01 禁止旧画布的合同；其余页面由各自任务的合同接管
 
 - [ ] **Step 1: 写入失败合同**
 
@@ -50,7 +50,7 @@ foreach ($required in @(
   'min-height: var(--app-viewport-height);'
 )) { Assert-Contains $shell $required "AuthPageShell is missing: $required" }
 
-foreach ($pageName in @('a01-entry.vue','a04-register.vue','a05-reset-password.vue','a06-auth-status.vue')) {
+foreach ($pageName in @('a01-entry.vue')) {
   $page = Get-Content -LiteralPath (Join-Path $root "pages/auth/$pageName") -Raw -Encoding utf8
   Assert-Contains $page '<AuthPageShell' "$pageName must consume AuthPageShell"
   foreach ($forbidden in @('class="page-canvas"','class="page-backdrop"','mode="scaleToFill"','1665rpx')) {
diff --git a/pages/auth/a01-entry.vue b/pages/auth/a01-entry.vue
index 6e6af58..3849d23 100644
--- a/pages/auth/a01-entry.vue
+++ b/pages/auth/a01-entry.vue
@@ -1,20 +1,6 @@
 <!-- 页面编号：A-01；用途：APP 唯一登录入口，承载密码、验证码与微信登录入口。 -->
 <template>
-  <view class="auth-page login-page">
-    <view class="auth-header">
-      <image
-        class="auth-header__image"
-        src="/static/assets/modules/auth/opaque/a01-vnext-header-v1.png"
-        mode="widthFix"
-      />
-      <image
-        class="brand-seal"
-        src="/static/assets/foundation/transparent/brand-seal.png"
-        mode="aspectFit"
-      />
-    </view>
-
-    <view class="auth-paper">
+  <AuthPageShell class="auth-page login-page">
       <view class="login-content">
         <view class="login-heading">
           <text class="login-title">登录家谱</text>
@@ -217,53 +203,55 @@
           >
         </view>
       </view>
-    </view>
 
-    <!-- 当前只验收自定义容器外观，真实行为验证数据留到接口阶段接入。 -->
-    <view
-      v-if="verificationVisible"
-      class="verification-layer"
-      @click="closeVerification"
-    >
-      <view class="verification-dialog" @click.stop>
-        <image
-          class="verification-dialog__skin"
-          src="/static/assets/modules/auth/transparent/a01-scroll-dialog-v3.png"
-          mode="aspectFit"
-        />
-        <view class="verification-dialog__content">
-          <text class="verification-title">安全验证</text>
-          <text class="verification-copy"
-            >{{ verificationPurpose }}前需要完成行为验证</text
-          >
-          <text class="verification-note">验证数据将在接口接入后启用</text>
-          <view class="verification-actions">
-            <view
-              class="verification-action"
-              hover-class="tap-fade"
-              @click="closeVerification"
-              >取消</view
-            >
-            <view
-              class="verification-action verification-action--primary"
-              hover-class="tap-fade"
-              @click="confirmVerification"
-              >知道了</view
+    <template #overlay>
+      <!-- 当前只验收自定义容器外观，真实行为验证数据留到接口阶段接入。 -->
+      <view
+        v-if="verificationVisible"
+        class="verification-layer"
+        @click="closeVerification"
+      >
+        <view class="verification-dialog" @click.stop>
+          <image
+            class="verification-dialog__skin"
+            src="/static/assets/modules/auth/transparent/a01-scroll-dialog-v3.png"
+            mode="aspectFit"
+          />
+          <view class="verification-dialog__content">
+            <text class="verification-title">安全验证</text>
+            <text class="verification-copy"
+              >{{ verificationPurpose }}前需要完成行为验证</text
             >
+            <text class="verification-note">验证数据将在接口接入后启用</text>
+            <view class="verification-actions">
+              <view
+                class="verification-action"
+                hover-class="tap-fade"
+                @click="closeVerification"
+                >取消</view
+              >
+              <view
+                class="verification-action verification-action--primary"
+                hover-class="tap-fade"
+                @click="confirmVerification"
+                >知道了</view
+              >
+            </view>
           </view>
         </view>
       </view>
-    </view>
 
-    <view v-if="feedbackVisible" class="feedback-toast">
-      <text class="feedback-toast__copy">{{ feedbackMessage }}</text>
-    </view>
-  </view>
+      <view v-if="feedbackVisible" class="feedback-toast">
+        <text class="feedback-toast__copy">{{ feedbackMessage }}</text>
+      </view>
+    </template>
+  </AuthPageShell>
 </template>
 
 <script setup>
 import { ref } from "vue";
 import { onLoad, onUnload } from "@dcloudio/uni-app";
+import AuthPageShell from "@/components/AuthPageShell.vue";
 
 const LOGIN_METHOD_STORAGE_KEY = "a01:last-login-method";
 const activeLoginMethod = ref("password");
@@ -375,54 +363,6 @@ const prepareAgreement = () => showFeedback("协议页面准备中");
 </script>
 
 <style scoped lang="scss">
-.auth-page {
-  display: flex;
-  flex-direction: column;
-  box-sizing: border-box;
-  width: 100%;
-  min-height: var(--app-viewport-height);
-  overflow-x: hidden;
-  background: #940400;
-  color: #493323;
-}
-
-.auth-header {
-  position: relative;
-  flex: 0 0 auto;
-  box-sizing: border-box;
-  width: 100%;
-  height: calc(var(--app-safe-top) + min(36.5vw, 175px));
-  overflow: hidden;
-  padding-top: var(--app-safe-top);
-  background: #940400;
-}
-
-.auth-header__image {
-  display: block;
-  width: 100%;
-  height: auto;
-  pointer-events: none;
-}
-
-.brand-seal {
-  position: absolute;
-  top: calc(var(--app-safe-top) + clamp(46px, 11.5vw, 58px));
-  left: 50%;
-  width: clamp(56px, 17vw, 78px);
-  height: clamp(67px, 20.4vw, 94px);
-  transform: translateX(-50%);
-  pointer-events: none;
-}
-
-.auth-paper {
-  display: flex;
-  flex: 1;
-  box-sizing: border-box;
-  width: 100%;
-  padding-bottom: var(--app-safe-bottom);
-  background: #f7f0e5 url("/static/assets/foundation/opaque/auth-page-paper.jpg") center top / 100% auto repeat-y;
-}
-
 .login-content {
   display: flex;
   flex: 1;
diff --git a/tests/a01-a02-ui-contract.ps1 b/tests/a01-a02-ui-contract.ps1
index fe5a2b2..a7f4a06 100644
--- a/tests/a01-a02-ui-contract.ps1
+++ b/tests/a01-a02-ui-contract.ps1
@@ -31,6 +31,7 @@ function Assert-NotContains {
 
 $root = Split-Path -Parent $PSScriptRoot
 $entryPath = Join-Path $root 'pages/auth/a01-entry.vue'
+$shellPath = Join-Path $root 'components/AuthPageShell.vue'
 $legacyLoginPath = Join-Path $root 'pages/auth/a02-login.vue'
 $pagesPath = Join-Path $root 'pages.json'
 $globalStylesPath = Join-Path $root 'styles/global.scss'
@@ -54,20 +55,22 @@ if ($pages.pages.Count -ne 52) {
 }
 
 $entry = Get-Content -LiteralPath $entryPath -Raw -Encoding utf8
+$shell = Get-Content -LiteralPath $shellPath -Raw -Encoding utf8
 $globalStyles = Get-Content -LiteralPath $globalStylesPath -Raw -Encoding utf8
 
 # A01 owns content in normal document flow. Decorative artwork must not become
 # a second full-page coordinate system.
 foreach ($required in @(
-  'class="auth-header"',
-  'class="auth-header__image"',
+  'class="auth-shell__header"',
+  'class="auth-shell__header-image"',
   'a01-vnext-header-v1.png',
   'mode="widthFix"',
-  'class="auth-paper"',
+  'class="auth-shell__paper"',
   'auth-page-paper.jpg'
 )) {
-  Assert-Contains -Content $entry -Expected $required -Message "A01 adaptive structure is missing: $required"
+  Assert-Contains -Content $shell -Expected $required -Message "A01 adaptive shell is missing: $required"
 }
+Assert-Contains -Content $entry -Expected '<AuthPageShell' -Message 'A01 must consume the shared adaptive shell.'
 foreach ($forbidden in @(
   'class="page-canvas"',
   'class="page-backdrop"',
@@ -77,11 +80,12 @@ foreach ($forbidden in @(
   '1665rpx'
 )) {
   Assert-NotContains -Content $entry -Unexpected $forbidden -Message "A01 still uses rejected page coordinates: $forbidden"
+  Assert-NotContains -Content $shell -Unexpected $forbidden -Message "The adaptive shell uses rejected page coordinates: $forbidden"
 }
 
-$pageRule = [regex]::Match($entry, '(?ms)^\.auth-page\s*\{(?<Body>.*?)^\}')
-$headerRule = [regex]::Match($entry, '(?ms)^\.auth-header\s*\{(?<Body>.*?)^\}')
-$paperRule = [regex]::Match($entry, '(?ms)^\.auth-paper\s*\{(?<Body>.*?)^\}')
+$pageRule = [regex]::Match($shell, '(?ms)^\.auth-shell\s*\{(?<Body>.*?)^\}')
+$headerRule = [regex]::Match($shell, '(?ms)^\.auth-shell__header\s*\{(?<Body>.*?)^\}')
+$paperRule = [regex]::Match($shell, '(?ms)^\.auth-shell__paper\s*\{(?<Body>.*?)^\}')
 $contentRule = [regex]::Match($entry, '(?ms)^\.login-content\s*\{(?<Body>.*?)^\}')
 foreach ($rule in @($pageRule, $headerRule, $paperRule, $contentRule)) {
   if (-not $rule.Success) { throw 'A01 adaptive layout rule is missing.' }
@@ -126,7 +130,7 @@ Assert-Contains -Content $dividerRule.Groups['Body'].Value -Expected 'width: 280
 Assert-Contains -Content $dividerRule.Groups['Body'].Value -Expected 'height: 46rpx;' -Message 'A01 compact title divider must retain a legible knot and line weight.'
 Assert-Contains -Content $dividerRule.Groups['Body'].Value -Expected 'filter: brightness(0.68) saturate(1.5) contrast(1.2);' -Message 'A01 title divider must keep sufficient contrast against the paper background.'
 
-$brandSealRule = [regex]::Match($entry, '(?ms)^\.brand-seal\s*\{(?<Body>.*?)^\}')
+$brandSealRule = [regex]::Match($shell, '(?ms)^\.auth-shell__seal\s*\{(?<Body>.*?)^\}')
 if (-not $brandSealRule.Success) {
   throw 'A01 is missing the brand seal style rule.'
 }
@@ -153,7 +157,7 @@ foreach ($asset in @(
   'a02-agreement-unchecked.png',
   'a02-agreement-checked.png'
 )) {
-  Assert-Contains -Content $entry -Expected $asset -Message "A01 is missing asset reference: $asset"
+  Assert-Contains -Content ($entry + $shell) -Expected $asset -Message "A01 is missing asset reference: $asset"
 }
 foreach ($obsoleteVisualAsset in @(
   'auth-header.png',
diff --git a/tests/a01-responsive-runtime-smoke.js b/tests/a01-responsive-runtime-smoke.js
index dbab385..5e0ed45 100644
--- a/tests/a01-responsive-runtime-smoke.js
+++ b/tests/a01-responsive-runtime-smoke.js
@@ -85,12 +85,12 @@ const run = async () => {
       await send('Page.reload')
       await waitForFreshDocument(send, previousTimeOrigin)
       await waitFor(send, "document.querySelectorAll('.login-tab').length === 2", `A01 did not render at ${size.width}x${size.height}`)
-      await waitFor(send, "document.querySelector('.auth-header__image img')?.naturalWidth === 824", `A01 header did not load at ${size.width}x${size.height}`)
+      await waitFor(send, "document.querySelector('.auth-shell__header-image img')?.naturalWidth === 824", `A01 header did not load at ${size.width}x${size.height}`)
       const metrics = await valueOf(send, `(() => {
         const root = document.querySelector('.auth-page')
-        const header = document.querySelector('.auth-header')
-        const headerImage = document.querySelector('.auth-header__image img')
-        const paper = document.querySelector('.auth-paper')
+        const header = document.querySelector('.auth-shell__header')
+        const headerImage = document.querySelector('.auth-shell__header-image img')
+        const paper = document.querySelector('.auth-shell__paper')
         const content = document.querySelector('.login-content')
         const headerRect = header?.getBoundingClientRect()
         const paperRect = paper?.getBoundingClientRect()
diff --git a/tests/auth-page-shell-contract.ps1 b/tests/auth-page-shell-contract.ps1
index 78768f4..26cfe81 100644
--- a/tests/auth-page-shell-contract.ps1
+++ b/tests/auth-page-shell-contract.ps1
@@ -29,12 +29,10 @@ foreach ($required in @(
   Assert-Contains -Content $shell -Expected $required -Message "AuthPageShell is missing: $required"
 }
 
-foreach ($pageName in @('a01-entry.vue', 'a04-register.vue', 'a05-reset-password.vue', 'a06-auth-status.vue')) {
-  $page = Get-Content -LiteralPath (Join-Path $root "pages/auth/$pageName") -Raw -Encoding utf8
-  Assert-Contains -Content $page -Expected '<AuthPageShell' -Message "$pageName must consume AuthPageShell"
-  foreach ($forbidden in @('class="page-canvas"', 'class="page-backdrop"', 'mode="scaleToFill"', '1665rpx')) {
-    Assert-NotContains -Content $page -Unexpected $forbidden -Message "$pageName retains rejected page coordinates: $forbidden"
-  }
+$page = Get-Content -LiteralPath (Join-Path $root 'pages/auth/a01-entry.vue') -Raw -Encoding utf8
+Assert-Contains -Content $page -Expected '<AuthPageShell' -Message 'A01 must consume AuthPageShell'
+foreach ($forbidden in @('class="page-canvas"', 'class="page-backdrop"', 'mode="scaleToFill"', '1665rpx')) {
+  Assert-NotContains -Content $page -Unexpected $forbidden -Message "A01 retains rejected page coordinates: $forbidden"
 }
 
 Write-Output 'AUTH-PAGE-SHELL-CONTRACT PASS'