diff --git a/src/views/onboarding/fill/index.vue b/src/views/onboarding/fill/index.vue
index b633b66..bca865e 100644
--- a/src/views/onboarding/fill/index.vue
+++ b/src/views/onboarding/fill/index.vue
@@ -628,11 +628,18 @@
                     v-if="canEdit"
                     v-model="c.isAgreed"
                     class="agree-checkbox"
-                    :disabled="!isContractPrepared(c.id)"
+                    :disabled="!isContractPrepared(c.id) || !c.hasViewed"
                     :label="`我已完整阅读并同意《${c.contractName}》全部条款`"
                   />
                   <span v-else class="confirmed-text">✓ 候选人已确认同意</span>
                 </div>
+
+                <div
+                  v-if="canEdit && isContractPrepared(c.id) && !c.hasViewed"
+                  class="contract-view-hint"
+                >
+                  请先点击“下载并查看合同”，查看后才能勾选确认。
+                </div>
               </div>
             </div>
           </div>
@@ -897,6 +904,7 @@ async function load(silent = false) {
     task.value = data.task;
     contracts.value = (data.contracts || []).map((c: any) => ({
       ...c,
+      hasViewed: Boolean(c.readAt),
       isAgreed: c.contractStatus === "confirmed"
     }));
     contracts.value.forEach((contract: any) => {
@@ -1103,6 +1111,7 @@ async function prepareContract(contract: any) {
   contractPrepareErrors[key] = "";
 
   try {
+    const previousFileId = contract.generatedDocxFileId;
     const response = await onboardingPublicApi.prepareContract({
       token: token.value,
       taskContractId: contract.id
@@ -1110,13 +1119,20 @@ async function prepareContract(contract: any) {
     // 使用后端返回的新文件 Id 作为下载版本，避免手机浏览器复用旧合同缓存。
     contract.generatedDocxFileId = response.data.fileId;
     contract.generatedAt = response.data.generatedAt;
+    if (previousFileId && previousFileId !== response.data.fileId) {
+      contract.hasViewed = false;
+      contract.isAgreed = false;
+    }
     contractPrepareStatus[key] = "ready";
     return true;
   } catch (err: any) {
-    const message = err?.message || "合同准备失败，请稍后重试";
+    const message = err?.msg || err?.message || "合同准备失败，请稍后重试";
     contractPrepareStatus[key] = "error";
     contractPrepareErrors[key] = message;
-    ElMessage.error(`${contract.contractName}：${message}`);
+    // 业务异常已由统一请求拦截器提示；仅为网络等非标准异常补充提示，避免重复弹窗。
+    if (!err?.msg) {
+      ElMessage.error(`${contract.contractName}：${message}`);
+    }
     return false;
   }
 }
@@ -1132,7 +1148,10 @@ async function prepareContracts() {
 
 async function handleContractAction(contract: any) {
   if (isContractPrepareFailed(contract.id)) {
-    await prepareContract(contract);
+    const prepared = await prepareContract(contract);
+    if (prepared) {
+      ElMessage.success("合同已重新准备完成，请再次点击下载查看");
+    }
     return;
   }
 
@@ -1148,7 +1167,9 @@ function previewAndDownloadContract(c: any) {
     fileVersion: c.generatedDocxFileId
   });
 
-  // 下载必须直接发生在用户点击事件中，避免手机浏览器拦截异步打开或二次跳转。
+  c.hasViewed = true;
+  c.isAgreed = false;
+  // 下载地址必须在用户点击事件中直接打开，微信及部分手机浏览器会拦截异步跳转空白页。
   const downloadWindow = window.open(url, "_blank");
   if (!downloadWindow) {
     window.location.assign(url);
@@ -1161,6 +1182,11 @@ async function submitAll() {
     return ElMessage.warning(`请先等待合同准备完成：${unprepared.map(c => c.contractName).join("、")}`);
   }
 
+  const unviewed = contracts.value.filter(c => !c.hasViewed);
+  if (unviewed.length) {
+    return ElMessage.warning(`请先下载并查看合同：${unviewed.map(c => c.contractName).join("、")}`);
+  }
+
   const unconfirmed = contracts.value.filter(c => !c.isAgreed);
   if (unconfirmed.length) {
     return ElMessage.warning(`请先勾选同意全部合同（未勾选：${unconfirmed.map(c => c.contractName).join("、")}）`);
@@ -1179,7 +1205,7 @@ async function submitAll() {
 
   submitting.value = true;
   try {
-    await saveCurrentEmployeeInfo();
+    // 员工资料在进入材料步骤前已经保存；此处重复保存会使刚生成的合同失效。
     for (const c of contracts.value) {
       await onboardingPublicApi.confirmContract({ token: token.value, taskContractId: c.id });
     }
@@ -1571,6 +1597,13 @@ onBeforeUnmount(() => {
   font-weight: 600;
 }
 
+.contract-view-hint {
+  margin-top: 10px;
+  color: #d97706;
+  font-size: 13px;
+  line-height: 1.5;
+}
+
 .confirmed-text {
   color: #16a34a;
   font-weight: 600;