diff --git a/frontend/src/app/chat/page.tsx b/frontend/src/app/chat/page.tsx
index cdfc2d72..6f57232b 100644
--- a/frontend/src/app/chat/page.tsx
+++ b/frontend/src/app/chat/page.tsx
@@ -1208,8 +1208,8 @@ export default function ChatPage() {
                 : "输入问题、查看流式回答和引用来源，历史会话会自动沉淀。"}
             </Text>
             <div className="review-page-highlight-list">
-              {chatHighlights.map((item) => (
-                <span className="review-page-highlight-chip" key={item}>
+              {chatHighlights.map((item, index) => (
+                <span className="review-page-highlight-chip" key={`highlight-${index}-${item}`}>
                   {item}
                 </span>
               ))}
@@ -1221,8 +1221,8 @@ export default function ChatPage() {
               {reviewContext ? "上下文已就绪" : "问答节奏"}
             </Title>
             <ul className="review-page-tip-list">
-              {chatTips.map((item) => (
-                <li key={item}>{item}</li>
+              {chatTips.map((item, index) => (
+                <li key={`tip-${index}-${item}`}>{item}</li>
               ))}
             </ul>
             <Text type="secondary" style={{ display: "block", marginTop: 12 }}>
@@ -1241,16 +1241,16 @@ export default function ChatPage() {
                   {focusPanelDescription ? <Text type="secondary">{focusPanelDescription}</Text> : null}
                 </div>
                 <div className="chat-followup-focus-items">
-                  {focusPanelItems.map((item) => (
-                    <div className="chat-followup-focus-item" key={item}>{item}</div>
+                  {focusPanelItems.map((item, index) => (
+                    <div className="chat-followup-focus-item" key={`focus-${index}-${item}`}>{item}</div>
                   ))}
                 </div>
               </div>
             ) : null}
             {contextCards.length ? (
               <div className="chat-review-meta-grid" style={{ marginTop: 16 }}>
-                {contextCards.map((item) => (
-                  <div className="chat-review-meta-card" key={item.label}>
+                {contextCards.map((item, index) => (
+                  <div className="chat-review-meta-card" key={`context-${index}-${item.label}`}>
                     <span>{item.label}</span>
                     <strong>{item.value}</strong>
                   </div>
@@ -1319,10 +1319,10 @@ export default function ChatPage() {
               <Text type="secondary">发送快捷键：Ctrl/⌘ + Enter</Text>
               {followupSuggestions.length ? (
                 <div className="chat-review-grid">
-                  {followupSuggestions.map((item) => (
+                  {followupSuggestions.map((item, index) => (
                     <button
                       className={item.tone === "primary" ? "chat-history-item chat-followup-card chat-followup-card-primary" : "chat-history-item chat-followup-card"}
-                      key={item.label}
+                      key={`followup-${index}-${item.label}`}
                       onClick={() => void submitQuestion(item.prompt)}
                       type="button"
                     >
@@ -1365,8 +1365,8 @@ export default function ChatPage() {
                       <p>{conclusionSection?.items.join(" ") || latestAssistantMessage?.content || "暂无审查结论"}</p>
                     </div>
                     <div className="chat-review-meta-grid">
-                      {reviewOverviewItems.map((item) => (
-                        <div className="chat-review-meta-card" key={item.label}>
+                      {reviewOverviewItems.map((item, index) => (
+                        <div className="chat-review-meta-card" key={`overview-${index}-${item.label}`}>
                           <span>{item.label}</span>
                           <strong>{item.value}</strong>
                         </div>
@@ -1381,8 +1381,8 @@ export default function ChatPage() {
                         <strong>{summarySection.title}</strong>
                       </div>
                       <ul className="chat-review-list">
-                        {summarySection.items.map((item) => (
-                          <li key={item}>{item}</li>
+                        {summarySection.items.map((item, index) => (
+                          <li key={`summary-${index}-${item}`}>{item}</li>
                         ))}
                       </ul>
                     </section>
@@ -1395,8 +1395,8 @@ export default function ChatPage() {
                         <strong>{checklistSection.title}</strong>
                       </div>
                       <ul className="chat-review-list">
-                        {checklistSection.items.map((item) => (
-                          <li key={item}>{item}</li>
+                        {checklistSection.items.map((item, index) => (
+                          <li key={`checklist-${index}-${item}`}>{item}</li>
                         ))}
                       </ul>
                     </section>
@@ -1411,8 +1411,8 @@ export default function ChatPage() {
                       </div>
                       {reviewActionCards.length ? (
                         <div className="chat-action-card-grid">
-                          {reviewActionCards.map((item) => (
-                            <article className="chat-action-card" key={`${item.title}-${item.href}`}>
+                          {reviewActionCards.map((item, index) => (
+                            <article className="chat-action-card" key={`action-${index}-${item.title}-${item.href}`}>
                               <strong>{buildActionCardTitle(item)}</strong>
                               <p>{buildActionCardDescription(item)}</p>
                               <Link className="landing-primary-action chat-action-card-link" href={buildActionCardHref(item)}>
@@ -1429,15 +1429,15 @@ export default function ChatPage() {
 
                   {otherSections.length ? (
                     <div className="chat-review-grid">
-                      {otherSections.map((section) => (
-                        <section className="chat-review-section chat-review-section-soft" key={section.title}>
+                      {otherSections.map((section, sectionIndex) => (
+                        <section className="chat-review-section chat-review-section-soft" key={`section-${sectionIndex}-${section.title}`}>
                           <div className="chat-review-section-header">
                             <span className="landing-card-eyebrow">Section</span>
                             <strong>{section.title}</strong>
                           </div>
                           <ul className="chat-review-list">
-                            {section.items.map((item) => (
-                              <li key={item}>{item}</li>
+                            {section.items.map((item, itemIndex) => (
+                              <li key={`section-${sectionIndex}-item-${itemIndex}-${item}`}>{item}</li>
                             ))}
                           </ul>
                         </section>
@@ -1496,10 +1496,10 @@ export default function ChatPage() {
                 <Space direction="vertical" size="middle" style={{ width: "100%" }}>
                   <Text type={sourceStateTone}>{sourcePanelMeta.panel.description}</Text>
                   <Text type="secondary">{sourceStatusText}</Text>
-                  {sourcePanelMeta.items.map((item) => {
+                  {sourcePanelMeta.items.map((item, index) => {
                     const badge = buildBadgeState(item, reviewContext);
                     return (
-                      <div className="chat-source-card" key={`${item.title}-${item.content}`}>
+                      <div className="chat-source-card" key={`source-${index}-${item.title}-${item.content}`}>
                         <div className="chat-source-title">
                           <MessageOutlined />
                           <strong>{item.title}</strong>