diff --git a/frontend/src/views/paper/New.vue b/frontend/src/views/paper/New.vue
index a6e3a25..b9e5f35 100644
--- a/frontend/src/views/paper/New.vue
+++ b/frontend/src/views/paper/New.vue
@@ -119,6 +119,12 @@ onMounted(async () => {
 const isPortfolio = computed(() => strategyType.value === 'portfolio')
 const portfolioStrategy = ref('all_weather')
 
+function setMode(m: string): void {
+  // 组合类型锁定实走：回放卡片不可选（历史回放走「组合回测」页）
+  if (isPortfolio.value && m === 'replay') return
+  form.value.mode = m
+}
+
 // 组合类型锁定实走（历史回放走「组合回测」页）
 watch(strategyType, (t) => {
   if (t === 'portfolio') {
@@ -196,7 +202,7 @@ function onSymbols(v: string): void {
         <div
           v-for="m in modes" :key="m.value"
           class="seg-card" :class="{ active: form.mode === m.value, disabled: isPortfolio && m.value === 'replay' }"
-          @click="if (!(isPortfolio && m.value === 'replay')) form.mode = m.value"
+          @click="setMode(m.value)"
         >
           <div class="seg-title">{{ m.label }}</div>
           <div class="seg-desc">{{ isPortfolio && m.value === 'replay' ? '组合策略不支持（请用组合回测）' : m.desc }}</div>