diff --git a/clinical-web/src/views/workbench/signing/components/SigningDocumentInteractive.vue b/clinical-web/src/views/workbench/signing/components/SigningDocumentInteractive.vue
index 4c8df85..438d4c1 100644
--- a/clinical-web/src/views/workbench/signing/components/SigningDocumentInteractive.vue
+++ b/clinical-web/src/views/workbench/signing/components/SigningDocumentInteractive.vue
@@ -61,6 +61,19 @@ const processedHtml = computed(() =>
 /** 文书里的填写项数量（含只读展示），用于提示"这份文书有几个填写项" */
 const fieldTotal = computed(() => progress.value.total)
 
+/** 签名/状态文案：作废要单独说清楚，不能被当成"待患者签署" */
+const signatureStateLabel = computed(() => {
+  if (props.task.status === 'void') {
+    return '已作废'
+  }
+
+  if (props.task.signatureDataUrl) {
+    return '已采集签名'
+  }
+
+  return props.task.status === 'signed' ? '已签署' : '待患者签署'
+})
+
 /**
  * 从渲染后的 DOM 读回填写项取值。
  * 生成 HTML 时已把取值写成 attribute，这里再按取值同步一次 DOM 状态，
@@ -156,14 +169,14 @@ onMounted(() => {
 <template>
   <article class="sign-doc">
     <div class="sign-doc-banner">
-      <span>已按任务固化的文书版本渲染（填写项已按患者信息预填，签名落在文书签名位）</span>
-      <span class="sign-doc-state">
-        {{
-          task.signatureDataUrl ? '已采集签名' : task.status === 'signed' ? '已签署' : '待患者签署'
-        }}
+      <span>已按任务固化的文书版本渲染（填写项已按患者信息预填）</span>
+      <span class="sign-doc-state" :class="{ 'is-void': task.status === 'void' }">
+        {{ signatureStateLabel }}
       </span>
     </div>
 
+    <div v-if="task.status === 'void'" class="void-stamp">已 作 废</div>
+
     <!-- eslint-disable vue/no-v-html -- 内容为本系统定稿的文书 HTML（编辑器产出、仅医务人员可改），非任意用户输入 -->
     <div
       ref="containerRef"
@@ -198,6 +211,7 @@ onMounted(() => {
 
 <style scoped>
 .sign-doc {
+  position: relative;
   display: flex;
   flex-direction: column;
   min-height: 480px;
@@ -207,6 +221,22 @@ onMounted(() => {
   overflow: hidden;
 }
 
+/* 作废章压在文书上，位置与存量回退纸样（SigningDocumentPreview）保持一致 */
+.void-stamp {
+  position: absolute;
+  top: 52px;
+  right: 32px;
+  padding: 4px 12px;
+  color: rgb(208 83 79 / 70%);
+  font-size: 20px;
+  font-weight: 700;
+  letter-spacing: 4px;
+  pointer-events: none;
+  border: 2.5px solid rgb(208 83 79 / 55%);
+  border-radius: 8px;
+  transform: rotate(-14deg);
+}
+
 .sign-doc-banner {
   display: flex;
   flex-wrap: wrap;
@@ -227,6 +257,10 @@ onMounted(() => {
   border-radius: 10px;
 }
 
+.sign-doc-state.is-void {
+  background: #8a9aa3;
+}
+
 .sign-doc-body {
   flex: 1;
   padding: 26px 32px 30px;