diff --git a/ai_knowledge_base_v2/apps/user-client/src/components/PersonalCenterDialog.vue b/ai_knowledge_base_v2/apps/user-client/src/components/PersonalCenterDialog.vue
index 87fdb23..b882c39 100644
--- a/ai_knowledge_base_v2/apps/user-client/src/components/PersonalCenterDialog.vue
+++ b/ai_knowledge_base_v2/apps/user-client/src/components/PersonalCenterDialog.vue
@@ -1,11 +1,22 @@
 <script setup lang="ts">
-import { CalendarDays, CheckCircle2, CircleMinus, LogOut, PackageCheck, Sparkles } from "@lucide/vue";
+import {
+  CalendarDays,
+  CheckCircle2,
+  ChevronDown,
+  CircleMinus,
+  LifeBuoy,
+  LogOut,
+  PackageCheck,
+  Share2,
+  Sparkles,
+} from "@lucide/vue";
 import { computed, ref } from "vue";
 
 import type { PeriodicReport, PracticeReviewResult, ShareDraft, TeacherHelpCard, UserProfile } from "../types/api";
 import AppDialog from "./AppDialog.vue";
 
 type CenterSection = "overview" | "review" | "records";
+type CardSection = "help" | "share";
 
 const props = defineProps<{
   user: UserProfile;
@@ -23,6 +34,7 @@ defineEmits<{
 }>();
 
 const activeSection = ref<CenterSection>(props.initialSection);
+const activeCardSection = ref<CardSection>("help");
 const entitlement = computed(() => props.user.entitlement);
 const displayName = computed(() => props.user.nickname?.trim() || props.user.name);
 const nameInitial = computed(() => displayName.value.slice(0, 1));
@@ -189,21 +201,85 @@ function settlementStatusLabel(status: string) {
       </div>
 
       <div v-else class="center-section records-section">
-        <section class="record-group">
-          <h3>老师求助卡</h3>
-          <article v-for="item in helpCards" :key="`help-${item.id}`" class="compact-record">
-            <time>{{ formatDate(item.createdAt) }} · {{ item.copied ? '已复制' : '未复制' }}</time>
-            <p>{{ item.content.slice(0, 160) }}{{ item.content.length > 160 ? '…' : '' }}</p>
-          </article>
-          <p v-if="!loading && !helpCards.length" class="center-empty small">还没有生成过求助卡。</p>
+        <nav class="card-type-tabs" role="tablist" aria-label="我的卡片类型">
+          <button
+            type="button"
+            role="tab"
+            :aria-selected="activeCardSection === 'help'"
+            @click="activeCardSection = 'help'"
+          >
+            <LifeBuoy :size="17" aria-hidden="true" />
+            <span>老师求助卡</span>
+            <small>{{ helpCards.length }}</small>
+          </button>
+          <button
+            type="button"
+            role="tab"
+            :aria-selected="activeCardSection === 'share'"
+            @click="activeCardSection = 'share'"
+          >
+            <Share2 :size="17" aria-hidden="true" />
+            <span>班级分享稿</span>
+            <small>{{ shareDrafts.length }}</small>
+          </button>
+        </nav>
+
+        <section
+          v-if="activeCardSection === 'help'"
+          class="card-history-panel"
+          role="tabpanel"
+          aria-label="老师求助卡记录"
+        >
+          <header class="card-history-head">
+            <div>
+              <h3>老师求助卡</h3>
+              <p>需要老师确认方向时，可回看已经整理过的求助信息。</p>
+            </div>
+            <span>共 {{ helpCards.length }} 张</span>
+          </header>
+          <div v-if="helpCards.length" class="card-history-list">
+            <details v-for="item in helpCards" :key="`help-${item.id}`" class="card-history-item">
+              <summary>
+                <div>
+                  <time>{{ formatDate(item.createdAt) }}</time>
+                  <strong>{{ item.copied ? "已复制给老师" : "尚未复制" }}</strong>
+                  <p>{{ item.content.slice(0, 72) }}{{ item.content.length > 72 ? "…" : "" }}</p>
+                </div>
+                <ChevronDown :size="17" aria-hidden="true" />
+              </summary>
+              <pre>{{ item.content }}</pre>
+            </details>
+          </div>
+          <p v-else-if="!loading" class="center-empty small">还没有生成过求助卡。</p>
         </section>
-        <section class="record-group">
-          <h3>班级分享稿</h3>
-          <article v-for="item in shareDrafts" :key="`share-${item.id}`" class="compact-record">
-            <time>{{ formatDate(item.createdAt) }} · {{ item.copied ? '已复制' : '未复制' }}</time>
-            <p>{{ item.content.slice(0, 160) }}{{ item.content.length > 160 ? '…' : '' }}</p>
-          </article>
-          <p v-if="!loading && !shareDrafts.length" class="center-empty small">还没有生成过分享稿。</p>
+
+        <section
+          v-else
+          class="card-history-panel"
+          role="tabpanel"
+          aria-label="班级分享稿记录"
+        >
+          <header class="card-history-head">
+            <div>
+              <h3>班级分享稿</h3>
+              <p>准备在班级群分享时，可回看已经整理过的分享草稿。</p>
+            </div>
+            <span>共 {{ shareDrafts.length }} 张</span>
+          </header>
+          <div v-if="shareDrafts.length" class="card-history-list">
+            <details v-for="item in shareDrafts" :key="`share-${item.id}`" class="card-history-item">
+              <summary>
+                <div>
+                  <time>{{ formatDate(item.createdAt) }}</time>
+                  <strong>{{ item.copied ? "已复制" : "尚未复制" }}</strong>
+                  <p>{{ item.content.slice(0, 72) }}{{ item.content.length > 72 ? "…" : "" }}</p>
+                </div>
+                <ChevronDown :size="17" aria-hidden="true" />
+              </summary>
+              <pre>{{ item.content }}</pre>
+            </details>
+          </div>
+          <p v-else-if="!loading" class="center-empty small">还没有生成过分享稿。</p>
         </section>
       </div>
     </section>
@@ -272,6 +348,30 @@ function settlementStatusLabel(status: string) {
 .report-record summary small { color: var(--chat-weak); font-size: 10px; }
 .report-record > time { display: block; padding: 0 12px 6px; }
 .report-record pre { max-height: 260px; overflow: auto; margin: 0; padding: 11px 12px; border-top: 1px solid var(--chat-border); background: #fbfcfc; color: var(--chat-muted); font: inherit; font-size: 12px; line-height: 1.7; white-space: pre-wrap; }
+.records-section { align-content: start; }
+.card-type-tabs { position: sticky; top: -1px; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 2px 0 4px; background: #fff; }
+.card-type-tabs button { min-width: 0; min-height: 52px; display: grid; grid-template-columns: 20px minmax(0, 1fr) auto; align-items: center; gap: 7px; padding: 0 11px; border: 1px solid var(--chat-border); border-radius: 13px; background: #fff; color: var(--chat-muted); font-size: 12px; font-weight: 700; text-align: left; }
+.card-type-tabs button[aria-selected="true"] { border-color: rgba(20, 148, 119, 0.42); background: var(--chat-brand-soft); color: var(--chat-brand-dark); box-shadow: 0 5px 16px rgba(27, 68, 55, 0.07); }
+.card-type-tabs button span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
+.card-type-tabs button small { min-width: 23px; padding: 3px 6px; border-radius: 999px; background: #eef3f1; color: var(--chat-muted); font-size: 10px; text-align: center; }
+.card-type-tabs button[aria-selected="true"] small { background: #dbeee7; color: var(--chat-brand-dark); }
+.card-history-panel { min-width: 0; display: grid; gap: 10px; }
+.card-history-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
+.card-history-head > div { min-width: 0; display: grid; gap: 3px; }
+.card-history-head h3 { margin: 0; color: var(--chat-text); font-size: 14px; }
+.card-history-head p { margin: 0; color: var(--chat-muted); font-size: 11px; line-height: 1.5; }
+.card-history-head > span { flex: 0 0 auto; padding: 4px 7px; border-radius: 999px; background: #f1f5f3; color: var(--chat-muted); font-size: 10px; }
+.card-history-list { display: grid; gap: 8px; }
+.card-history-item { overflow: hidden; border: 1px solid var(--chat-border); border-radius: 13px; background: #fff; }
+.card-history-item summary { min-height: 76px; display: grid; grid-template-columns: minmax(0, 1fr) 20px; align-items: center; gap: 8px; padding: 10px 11px; color: var(--chat-brand-dark); cursor: pointer; list-style: none; }
+.card-history-item summary::-webkit-details-marker { display: none; }
+.card-history-item summary > div { min-width: 0; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 3px 8px; }
+.card-history-item time { color: var(--chat-weak); font-size: 10px; }
+.card-history-item summary strong { color: var(--chat-brand-dark); font-size: 10px; font-weight: 700; }
+.card-history-item summary p { grid-column: 1 / -1; display: -webkit-box; overflow: hidden; margin: 1px 0 0; color: var(--chat-muted); font-size: 12px; line-height: 1.55; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
+.card-history-item summary > svg { transition: transform 0.18s ease; }
+.card-history-item[open] summary > svg { transform: rotate(180deg); }
+.card-history-item pre { max-height: 300px; overflow: auto; margin: 0; padding: 12px; border-top: 1px solid var(--chat-border); background: #fbfcfc; color: var(--chat-muted); font: inherit; font-size: 12px; line-height: 1.7; white-space: pre-wrap; }
 .center-empty { margin: 0; padding: 22px 14px; border-radius: 14px; background: #f6f8f7; color: var(--chat-muted); font-size: 13px; line-height: 1.7; text-align: center; }
 .center-empty.small { padding: 14px; font-size: 12px; }
 .personal-center-footer { display: flex; align-items: center; justify-content: space-between; gap: 10px; }