diff --git a/patient-h5/src/api/index.ts b/patient-h5/src/api/index.ts
index 629b64d..c025fe2 100644
--- a/patient-h5/src/api/index.ts
+++ b/patient-h5/src/api/index.ts
@@ -1,6 +1,52 @@
-import axios from 'axios'
+import { unwrapApiResponse } from '@/utils/api-response'
+import { request } from '@/utils/request'
 
-export const apiClient = axios.create({
-  baseURL: import.meta.env.VITE_API_BASE_URL || '/api',
-  timeout: 10_000,
-})
+import type {
+  ApiResponse,
+  SignatureUploadInput,
+  SignatureUploadResponse,
+  TokenConsumeRequest,
+  TokenConsumeResponse,
+} from './types'
+
+export function consumeSigningToken(payload: TokenConsumeRequest): Promise<TokenConsumeResponse> {
+  return request
+    .post<ApiResponse<TokenConsumeResponse>>('/v1/sign-deliveries/token/consume', payload)
+    .then(unwrapApiResponse)
+}
+
+function createIdempotencyKey(value?: string) {
+  if (value) {
+    return value
+  }
+
+  if (typeof crypto !== 'undefined' && typeof crypto.randomUUID === 'function') {
+    return `patient-h5-${crypto.randomUUID()}`
+  }
+
+  return `patient-h5-${Date.now()}-${Math.random().toString(36).slice(2)}`
+}
+
+export function uploadSigningSignature(
+  payload: SignatureUploadInput,
+): Promise<SignatureUploadResponse> {
+  const formData = new FormData()
+  formData.append('file', payload.file, 'signature.png')
+  formData.append('metadata', payload.metadata)
+
+  return request
+    .post<ApiResponse<SignatureUploadResponse>>(
+      `/v1/sign-deliveries/${encodeURIComponent(payload.taskId)}/signature`,
+      formData,
+      {
+        params: {
+          deliveryId: payload.deliveryId,
+          uploadToken: payload.uploadToken,
+        },
+        headers: {
+          'Idempotency-Key': createIdempotencyKey(payload.idempotencyKey),
+        },
+      },
+    )
+    .then(unwrapApiResponse)
+}
diff --git a/patient-h5/src/api/types.ts b/patient-h5/src/api/types.ts
new file mode 100644
index 0000000..9b04ec7
--- /dev/null
+++ b/patient-h5/src/api/types.ts
@@ -0,0 +1,51 @@
+export interface ApiResponse<T> {
+  code: number | string
+  message: string
+  data: T | null
+  traceId?: string
+  timestamp?: string
+}
+
+export type SignDeliveryChannel = 'PAD' | 'SMS'
+
+export interface TokenConsumeRequest {
+  token: string
+  channel?: SignDeliveryChannel
+  taskId?: string
+}
+
+export interface TokenConsumeResponse {
+  deliveryId: string
+  taskId: string
+  channel: SignDeliveryChannel
+  uploadToken: string
+  traceId?: string | null
+  timestamp?: string | null
+}
+
+export type SignatureUploadStatus =
+  'CREATED' | 'WAITING_SIGN' | 'SIGNED' | 'EXPIRED' | 'VOIDED' | 'GENERATING' | 'FAILED' | string
+
+export interface SignatureUploadResponse {
+  taskId: string
+  pipelineId: string
+  status: SignatureUploadStatus
+  originalPdfArtifactId: string
+  signedPdfArtifactId: string
+  signatureImageArtifactId: string
+  originalPdfSha256: string
+  signedPdfSha256: string
+  signatureImageSha256: string
+  completedAt: string | null
+  traceId?: string | null
+  timestamp?: string | null
+}
+
+export interface SignatureUploadInput {
+  taskId: string
+  deliveryId: string
+  uploadToken: string
+  file: Blob
+  metadata: string
+  idempotencyKey?: string
+}
diff --git a/patient-h5/src/composables/useSignFlow.ts b/patient-h5/src/composables/useSignFlow.ts
index d3e429a..d3314d6 100644
--- a/patient-h5/src/composables/useSignFlow.ts
+++ b/patient-h5/src/composables/useSignFlow.ts
@@ -1,21 +1,135 @@
 import { reactive } from 'vue'
 
+import { consumeSigningToken, uploadSigningSignature } from '@/api'
+import type { SignatureUploadResponse } from '@/api/types'
 import type { SignFlowState } from '@/types/signing'
 
 const initialState: SignFlowState = {
+  mode: 'mock',
+  status: 'idle',
   patientName: '张*',
   visitNo: 'MZ20260827018',
   documentTitle: '儿科急诊特殊检查知情同意书',
   taskNo: 'CT-20260827-001',
+  taskId: '',
+  deliveryId: '',
+  uploadToken: '',
+  channel: '',
   consentAccepted: false,
   signerName: '',
   relation: '',
   signatureCaptured: false,
   submittedAt: '',
+  backendStatus: '',
+  pipelineId: '',
+  uploadResult: null,
+  errorMessage: '',
 }
 
 export const signingState = reactive<SignFlowState>({ ...initialState })
 
 export function resetSignFlow() {
-  Object.assign(signingState, initialState)
+  Object.assign(signingState, {
+    ...initialState,
+    uploadResult: null,
+  })
+}
+
+function getErrorMessage(error: unknown) {
+  return error instanceof Error ? error.message : '签署链接验证失败，请联系现场医务人员。'
+}
+
+export async function initializeSignFlow(token?: string) {
+  resetSignFlow()
+
+  const candidate = token?.trim()
+  const shouldUseRealFlow = Boolean(candidate) || import.meta.env.VITE_USE_MOCK === 'false'
+
+  signingState.mode = shouldUseRealFlow ? 'real' : 'mock'
+
+  if (!shouldUseRealFlow) {
+    signingState.status = 'ready'
+    return true
+  }
+
+  if (!candidate) {
+    signingState.status = 'blocked'
+    signingState.errorMessage = '请使用短信或二维码中的有效签署链接进入。'
+    return false
+  }
+
+  signingState.status = 'loading'
+
+  try {
+    const session = await consumeSigningToken({ token: candidate, channel: 'SMS' })
+
+    signingState.taskId = session.taskId
+    signingState.taskNo = session.taskId
+    signingState.deliveryId = session.deliveryId
+    signingState.uploadToken = session.uploadToken
+    signingState.channel = session.channel
+    signingState.documentTitle = '待签署知情同意文书'
+    signingState.patientName = '患者信息待确认'
+    signingState.visitNo = ''
+    signingState.status = 'ready'
+    return true
+  } catch (error) {
+    signingState.status = 'error'
+    signingState.errorMessage = getErrorMessage(error)
+    return false
+  }
+}
+
+export async function submitRealSignature(input: {
+  file: Blob
+  signerName: string
+  relation: NonNullable<SignFlowState['relation']>
+  consentAccepted: boolean
+}): Promise<SignatureUploadResponse> {
+  if (signingState.mode !== 'real') {
+    throw new Error('当前是演示签署流程')
+  }
+
+  if (
+    !signingState.taskId ||
+    !signingState.deliveryId ||
+    !signingState.uploadToken ||
+    !input.consentAccepted
+  ) {
+    throw new Error('签署凭证或知情确认状态无效，请重新打开签署链接。')
+  }
+
+  signingState.status = 'submitting'
+  signingState.errorMessage = ''
+
+  try {
+    const result = await uploadSigningSignature({
+      taskId: signingState.taskId,
+      deliveryId: signingState.deliveryId,
+      uploadToken: signingState.uploadToken,
+      file: input.file,
+      metadata: JSON.stringify({
+        signerName: input.signerName,
+        relation: input.relation,
+        consentAccepted: input.consentAccepted,
+        signedAt: new Date().toISOString(),
+      }),
+    })
+
+    signingState.signerName = input.signerName
+    signingState.relation = input.relation
+    signingState.consentAccepted = input.consentAccepted
+    signingState.signatureCaptured = true
+    signingState.submittedAt = new Date().toLocaleString('zh-CN')
+    signingState.backendStatus = result.status
+    signingState.pipelineId = result.pipelineId
+    signingState.uploadResult = result
+    signingState.uploadToken = ''
+    signingState.status = 'submitted'
+    return result
+  } catch (error) {
+    signingState.status = 'ready'
+    signingState.errorMessage = getErrorMessage(error)
+    throw error
+  }
 }
diff --git a/patient-h5/src/router/index.ts b/patient-h5/src/router/index.ts
index ce95c08..f05cabe 100644
--- a/patient-h5/src/router/index.ts
+++ b/patient-h5/src/router/index.ts
@@ -1,5 +1,6 @@
 import { createRouter, createWebHistory } from 'vue-router'
 
+import { signingState } from '@/composables/useSignFlow'
 import ConsentView from '@/views/consent/ConsentView.vue'
 import EntryView from '@/views/entry/EntryView.vue'
 import ResultView from '@/views/result/ResultView.vue'
@@ -17,4 +18,24 @@ const router = createRouter({
   ],
 })
 
+router.beforeEach((to) => {
+  if (to.path === '/entry') {
+    return true
+  }
+
+  if (signingState.status === 'idle') {
+    return '/entry'
+  }
+
+  if (to.path === '/signer' && !signingState.consentAccepted) {
+    return '/consent'
+  }
+
+  if (to.path === '/result' && !signingState.signatureCaptured) {
+    return '/entry'
+  }
+
+  return true
+})
+
 export default router
diff --git a/patient-h5/src/types/signing.ts b/patient-h5/src/types/signing.ts
index 1d7e865..1f598b6 100644
--- a/patient-h5/src/types/signing.ts
+++ b/patient-h5/src/types/signing.ts
@@ -1,15 +1,32 @@
+import type { SignDeliveryChannel, SignatureUploadResponse } from '@/api/types'
+
 export type SignerRelation = '本人' | '父亲' | '母亲' | '其他监护人' | '其他'
 
+export type SignFlowMode = 'mock' | 'real'
+
+export type SignFlowStatus =
+  'idle' | 'loading' | 'ready' | 'blocked' | 'submitting' | 'submitted' | 'error'
+
 export interface SignFlowState {
+  mode: SignFlowMode
+  status: SignFlowStatus
   patientName: string
   visitNo: string
   documentTitle: string
   taskNo: string
+  taskId: string
+  deliveryId: string
+  uploadToken: string
+  channel: SignDeliveryChannel | ''
   consentAccepted: boolean
   signerName: string
   relation: SignerRelation | ''
   signatureCaptured: boolean
   submittedAt: string
+  backendStatus: string
+  pipelineId: string
+  uploadResult: SignatureUploadResponse | null
+  errorMessage: string
 }
 
 export const relationOptions: Array<{ value: SignerRelation; label: string }> = [
diff --git a/patient-h5/src/utils/api-response.ts b/patient-h5/src/utils/api-response.ts
new file mode 100644
index 0000000..35f0c34
--- /dev/null
+++ b/patient-h5/src/utils/api-response.ts
@@ -0,0 +1,29 @@
+import type { ApiResponse } from '@/api/types'
+
+export class ApiResponseError extends Error {
+  readonly code: number | string
+  readonly traceId?: string
+
+  constructor(response: ApiResponse<unknown>) {
+    super(response.message || '签署服务请求失败')
+    this.name = 'ApiResponseError'
+    this.code = response.code
+    this.traceId = response.traceId
+  }
+}
+
+export function isSuccessCode(code: number | string) {
+  return code === 0 || code === '0'
+}
+
+export function unwrapApiResponse<T>(response: ApiResponse<T>): T {
+  if (!isSuccessCode(response.code)) {
+    throw new ApiResponseError(response)
+  }
+
+  if (response.data === null) {
+    throw new Error(response.message || '签署服务未返回数据')
+  }
+
+  return response.data
+}
diff --git a/patient-h5/src/utils/request.ts b/patient-h5/src/utils/request.ts
new file mode 100644
index 0000000..87c0f40
--- /dev/null
+++ b/patient-h5/src/utils/request.ts
@@ -0,0 +1,35 @@
+import axios, { type AxiosInstance, type AxiosRequestConfig, type AxiosResponse } from 'axios'
+
+const DEFAULT_API_BASE_URL = '/api'
+const DEFAULT_TIMEOUT = 15_000
+
+class Request {
+  private readonly instance: AxiosInstance
+
+  constructor(
+    baseURL = import.meta.env.VITE_API_BASE_URL || DEFAULT_API_BASE_URL,
+    timeout = DEFAULT_TIMEOUT,
+  ) {
+    this.instance = axios.create({
+      baseURL,
+      timeout,
+      withCredentials: false,
+    })
+  }
+
+  request<T = unknown>(config: AxiosRequestConfig): Promise<T> {
+    return this.instance.request<T, AxiosResponse<T>>(config).then((response) => response.data)
+  }
+
+  get<T = unknown>(url: string, config: AxiosRequestConfig = {}): Promise<T> {
+    return this.request<T>({ ...config, url, method: 'GET' })
+  }
+
+  post<T = unknown>(url: string, data?: unknown, config: AxiosRequestConfig = {}): Promise<T> {
+    return this.request<T>({ ...config, url, data, method: 'POST' })
+  }
+}
+
+export const request = new Request()
+
+export default request
diff --git a/patient-h5/src/views/entry/EntryView.vue b/patient-h5/src/views/entry/EntryView.vue
index 465aa36..9dbe554 100644
--- a/patient-h5/src/views/entry/EntryView.vue
+++ b/patient-h5/src/views/entry/EntryView.vue
@@ -1,14 +1,45 @@
 <script setup lang="ts">
-import { useRouter } from 'vue-router'
+import { computed, onMounted, ref } from 'vue'
+import { useRoute, useRouter } from 'vue-router'
 
-import { resetSignFlow, signingState } from '@/composables/useSignFlow'
+import { initializeSignFlow, signingState } from '@/composables/useSignFlow'
 
+const route = useRoute()
 const router = useRouter()
+const loading = ref(true)
+
+const isRealFlow = computed(() => signingState.mode === 'real')
+const canStartSigning = computed(() => signingState.status === 'ready')
+
+function getQueryValue(value: unknown) {
+  if (Array.isArray(value)) {
+    return value[0] ?? ''
+  }
+
+  return typeof value === 'string' ? value : ''
+}
+
+async function initialize() {
+  const token =
+    getQueryValue(route.query.token) ||
+    getQueryValue(route.query.signToken) ||
+    getQueryValue(route.query.t)
+
+  await initializeSignFlow(token)
+  loading.value = false
+}
 
 function startSigning() {
-  resetSignFlow()
+  if (!canStartSigning.value) {
+    return
+  }
+
   void router.push('/consent')
 }
+
+onMounted(() => {
+  void initialize()
+})
 </script>
 
 <template>
@@ -21,36 +52,170 @@ function startSigning() {
       </div>
     </header>
 
-    <section class="mobile-hero">
-      <p class="eyebrow">待签署文书</p>
-      <h1>{{ signingState.documentTitle }}</h1>
-      <p>请确认以下任务信息，并在阅读文书后完成签署。</p>
-    </section>
+    <div v-if="loading" class="mobile-state-card">
+      <p class="eyebrow">安全验证</p>
+      <h1>正在验证签署链接</h1>
+      <p>请稍候，系统正在确认本次签署凭证。</p>
+    </div>
 
-    <section class="mobile-card patient-card">
-      <div class="card-label">患者信息</div>
-      <div class="patient-row">
-        <div class="patient-avatar">{{ signingState.patientName.slice(0, 1) }}</div>
-        <div>
-          <strong>{{ signingState.patientName }}</strong>
-          <span>{{ signingState.visitNo }}</span>
+    <template v-else-if="signingState.status === 'error' || signingState.status === 'blocked'">
+      <section class="mobile-state-card mobile-state-card--error">
+        <p class="eyebrow">链接不可用</p>
+        <h1>无法继续签署</h1>
+        <p>{{ signingState.errorMessage }}</p>
+        <p class="secure-note">请不要重复尝试或转发链接，如有疑问请联系现场医务人员。</p>
+      </section>
+    </template>
+
+    <template v-else>
+      <section class="mobile-hero">
+        <p class="eyebrow">待签署文书</p>
+        <h1>{{ signingState.documentTitle }}</h1>
+        <p v-if="isRealFlow">
+          签署链接已验证。请先核对现场展示的正式文书内容，再继续确认签署人信息。
+        </p>
+        <p v-else>请确认以下任务信息，并在阅读文书后完成签署。</p>
+      </section>
+
+      <section v-if="isRealFlow" class="mobile-card real-session-card">
+        <div class="card-label">签署凭证</div>
+        <div class="real-session-row">
+          <span class="real-session-icon">✓</span>
+          <div>
+            <strong>一次性签署链接已验证</strong>
+            <span>任务编号：{{ signingState.taskNo }}</span>
+          </div>
         </div>
-      </div>
-      <div class="task-number">任务编号：{{ signingState.taskNo }}</div>
-    </section>
+      </section>
 
-    <section class="mobile-card notice-card">
-      <div class="notice-icon">i</div>
-      <div>
-        <strong>请使用实际签署人的信息</strong>
-        <p>如果由家属或监护人代签，请在下一步选择与患者的关系。</p>
-      </div>
-    </section>
+      <section v-else class="mobile-card patient-card">
+        <div class="card-label">患者信息</div>
+        <div class="patient-row">
+          <div class="patient-avatar">{{ signingState.patientName.slice(0, 1) }}</div>
+          <div>
+            <strong>{{ signingState.patientName }}</strong>
+            <span>{{ signingState.visitNo }}</span>
+          </div>
+        </div>
+        <div class="task-number">任务编号：{{ signingState.taskNo }}</div>
+      </section>
 
-    <button class="mobile-primary-button" type="button" @click="startSigning">
-      开始阅读并签署
-    </button>
+      <section class="mobile-card notice-card">
+        <div class="notice-icon">i</div>
+        <div>
+          <strong>请使用实际签署人的信息</strong>
+          <p>如果由家属或监护人代签，请在下一步选择与患者的关系。</p>
+        </div>
+      </section>
 
-    <p class="secure-note">本页面仅用于本次知情同意签署，请勿转发签署链接。</p>
+      <section v-if="isRealFlow" class="mobile-card integration-note">
+        <strong>正式文书内容暂未由公开接口返回</strong>
+        <p>
+          当前后端公开 Token
+          接口只返回一次性上传凭证，没有提供患者端读取任务文书的接口。为避免在未阅读正式内容的情况下签署，本版本不会提交真实签名。
+        </p>
+      </section>
+
+      <button
+        class="mobile-primary-button"
+        type="button"
+        :disabled="isRealFlow"
+        @click="startSigning"
+      >
+        {{ isRealFlow ? '等待文书接口接入' : '开始阅读并签署' }}
+      </button>
+
+      <p class="secure-note">本页面仅用于本次知情同意签署，请勿转发签署链接。</p>
+    </template>
   </main>
 </template>
+
+<style scoped>
+.mobile-state-card,
+.integration-note,
+.real-session-card {
+  padding: 20px;
+  border: 1px solid #e0eceb;
+  border-radius: 18px;
+  background: rgb(255 255 255 / 86%);
+  box-shadow: 0 12px 30px rgb(33 79 92 / 5%);
+}
+
+.mobile-state-card {
+  margin-top: 20vh;
+  text-align: center;
+}
+
+.mobile-state-card h1 {
+  margin: 0;
+  color: #173b56;
+  font-size: 25px;
+}
+
+.mobile-state-card p:not(.eyebrow) {
+  margin: 12px 0 0;
+  color: #788f9d;
+  font-size: 14px;
+  line-height: 1.7;
+}
+
+.mobile-state-card--error {
+  border-color: #f0d8d8;
+}
+
+.real-session-row {
+  display: flex;
+  gap: 12px;
+  align-items: center;
+}
+
+.real-session-icon {
+  display: grid;
+  width: 36px;
+  height: 36px;
+  color: #1f776f;
+  font-weight: 800;
+  background: #dff3ee;
+  border-radius: 12px;
+  place-items: center;
+}
+
+.real-session-row strong,
+.real-session-row span {
+  display: block;
+}
+
+.real-session-row strong {
+  color: #31576c;
+  font-size: 14px;
+}
+
+.real-session-row div span {
+  margin-top: 5px;
+  color: #8aa0aa;
+  font-size: 12px;
+}
+
+.integration-note {
+  margin-top: 14px;
+  background: #fffaf2;
+  border-color: #f0dfc1;
+}
+
+.integration-note strong {
+  color: #876126;
+  font-size: 13px;
+}
+
+.integration-note p {
+  margin: 7px 0 0;
+  color: #927b58;
+  font-size: 12px;
+  line-height: 1.7;
+}
+
+.mobile-primary-button:disabled {
+  cursor: not-allowed;
+  opacity: 0.6;
+}
+</style>
diff --git a/patient-h5/src/views/result/ResultView.vue b/patient-h5/src/views/result/ResultView.vue
index 85eea9b..62586a9 100644
--- a/patient-h5/src/views/result/ResultView.vue
+++ b/patient-h5/src/views/result/ResultView.vue
@@ -1,10 +1,38 @@
 <script setup lang="ts">
+import { computed } from 'vue'
 import { useRouter } from 'vue-router'
 
 import { resetSignFlow, signingState } from '@/composables/useSignFlow'
 
 const router = useRouter()
 
+const resultTitle = computed(() =>
+  signingState.mode === 'real' && signingState.backendStatus === 'GENERATING'
+    ? '签名已提交，文书生成中'
+    : '知情同意书已提交',
+)
+
+const resultCopy = computed(() =>
+  signingState.mode === 'real' && signingState.backendStatus === 'GENERATING'
+    ? '签名图片已安全提交，系统正在生成签署后文书。最终状态以医签通服务端为准。'
+    : '本次签署结果已提交至医签通。请按照医务人员指引完成后续诊疗安排。',
+)
+
+const statusLabel = computed(() => {
+  if (signingState.mode !== 'real') {
+    return '演示完成'
+  }
+
+  const labels: Record<string, string> = {
+    SIGNED: '已签署',
+    GENERATING: '生成中',
+    WAITING_SIGN: '待签署',
+    FAILED: '处理失败',
+  }
+
+  return labels[signingState.backendStatus] ?? (signingState.backendStatus || '已提交')
+})
+
 function returnToEntry() {
   resetSignFlow()
   void router.replace('/entry')
@@ -15,8 +43,8 @@ function returnToEntry() {
   <main class="mobile-shell result-shell">
     <div class="result-icon">✓</div>
     <p class="eyebrow">签署完成</p>
-    <h1>知情同意书已提交</h1>
-    <p class="result-copy">本次签署结果已提交至医签通。请按照医务人员指引完成后续诊疗安排。</p>
+    <h1>{{ resultTitle }}</h1>
+    <p class="result-copy">{{ resultCopy }}</p>
 
     <section class="mobile-card result-card">
       <div>
@@ -31,6 +59,14 @@ function returnToEntry() {
         <span>提交时间</span>
         <strong>{{ signingState.submittedAt }}</strong>
       </div>
+      <div v-if="signingState.mode === 'real'">
+        <span>服务端状态</span>
+        <strong>{{ statusLabel }}</strong>
+      </div>
+      <div v-if="signingState.mode === 'real'">
+        <span>任务编号</span>
+        <strong>{{ signingState.taskNo }}</strong>
+      </div>
     </section>
 
     <p class="secure-note">请不要重复提交。如需修改，请联系现场医务人员。</p>
diff --git a/patient-h5/src/views/signer/SignerView.vue b/patient-h5/src/views/signer/SignerView.vue
index 9090dbc..cb35f86 100644
--- a/patient-h5/src/views/signer/SignerView.vue
+++ b/patient-h5/src/views/signer/SignerView.vue
@@ -3,7 +3,7 @@ import { ref } from 'vue'
 import { useRouter } from 'vue-router'
 
 import SignatureCanvas from '@/components/SignatureCanvas.vue'
-import { signingState } from '@/composables/useSignFlow'
+import { signingState, submitRealSignature } from '@/composables/useSignFlow'
 import { relationOptions, type SignerRelation } from '@/types/signing'
 
 interface SignatureCanvasExpose {
@@ -15,9 +15,20 @@ const router = useRouter()
 const signerName = ref('')
 const relation = ref<SignerRelation | ''>('')
 const errorMessage = ref('')
+const signatureDataUrl = ref('')
+const submitting = ref(false)
 const signatureCanvas = ref<SignatureCanvasExpose | null>(null)
 
-function submitSigning() {
+function dataUrlToBlob(dataUrl: string) {
+  const [header, encoded] = dataUrl.split(',')
+  const mimeType = header?.match(/data:(.*?);base64/)?.[1] ?? 'image/png'
+  const binary = atob(encoded ?? '')
+  const bytes = Uint8Array.from(binary, (character) => character.charCodeAt(0))
+
+  return new Blob([bytes], { type: mimeType })
+}
+
+async function submitSigning() {
   const trimmedName = signerName.value.trim()
   if (!trimmedName) {
     errorMessage.value = '请输入实际签署人姓名。'
@@ -32,8 +43,39 @@ function submitSigning() {
     return
   }
 
+  const selectedRelation = relation.value
+
+  if (!selectedRelation) {
+    return
+  }
+
+  if (signingState.mode === 'real') {
+    if (!signatureDataUrl.value) {
+      errorMessage.value = '未读取到签名图片，请重新签名。'
+      return
+    }
+
+    submitting.value = true
+    errorMessage.value = ''
+
+    try {
+      await submitRealSignature({
+        file: dataUrlToBlob(signatureDataUrl.value),
+        signerName: trimmedName,
+        relation: selectedRelation,
+        consentAccepted: signingState.consentAccepted,
+      })
+      await router.push('/result')
+    } catch (error) {
+      errorMessage.value = error instanceof Error ? error.message : '签署提交失败，请稍后重试。'
+    } finally {
+      submitting.value = false
+    }
+    return
+  }
+
   signingState.signerName = trimmedName
-  signingState.relation = relation.value
+  signingState.relation = selectedRelation
   signingState.signatureCaptured = true
   signingState.submittedAt = new Date().toLocaleString('zh-CN')
   void router.push('/result')
@@ -69,10 +111,17 @@ function submitSigning() {
       </select>
     </section>
 
-    <SignatureCanvas ref="signatureCanvas" />
+    <SignatureCanvas ref="signatureCanvas" @update:data-url="signatureDataUrl = $event" />
 
     <p v-if="errorMessage" class="form-error">{{ errorMessage }}</p>
-    <button class="mobile-primary-button" type="button" @click="submitSigning">确认提交签署</button>
+    <button
+      class="mobile-primary-button"
+      type="button"
+      :disabled="submitting"
+      @click="submitSigning"
+    >
+      {{ submitting ? '提交中…' : '确认提交签署' }}
+    </button>
     <button class="mobile-text-button" type="button" @click="router.back()">返回修改</button>
   </main>
 </template>
diff --git a/patient-h5/vite.config.ts b/patient-h5/vite.config.ts
index e00cb02..4b0b48c 100644
--- a/patient-h5/vite.config.ts
+++ b/patient-h5/vite.config.ts
@@ -6,6 +6,15 @@ import { defineConfig } from 'vite'
 // https://vite.dev/config/
 export default defineConfig({
   plugins: [vue()],
+  server: {
+    proxy: {
+      '/api': {
+        target: 'https://ipad.shenynet.com',
+        changeOrigin: true,
+        secure: true,
+      },
+    },
+  },
   resolve: {
     alias: {
       '@': fileURLToPath(new URL('./src', import.meta.url)),