diff --git a/frontend-web/src/components/workspace/input-box.tsx b/frontend-web/src/components/workspace/input-box.tsx
index 5af2eab9..ed83b077 100644
--- a/frontend-web/src/components/workspace/input-box.tsx
+++ b/frontend-web/src/components/workspace/input-box.tsx
@@ -514,6 +514,7 @@ export function InputBox({
           </div>
         </div>
       )}
+      <div className={cn(isNewThread && "gemini-gradient-border gemini-shadow")}>
       <PromptInput
         className={cn(
           "transition-all duration-300 ease-out *:data-[slot='input-group']:rounded-3xl",
@@ -944,6 +945,7 @@ export function InputBox({
           <div className="absolute right-0 -bottom-[17px] left-0 z-0 h-4 bg-background"></div>
         )}
       </PromptInput>
+      </div>
 
       <Dialog open={confirmOpen} onOpenChange={setConfirmOpen}>
         <DialogContent>
diff --git a/frontend-web/src/components/workspace/messages/message-group.tsx b/frontend-web/src/components/workspace/messages/message-group.tsx
index cf820620..88704d11 100644
--- a/frontend-web/src/components/workspace/messages/message-group.tsx
+++ b/frontend-web/src/components/workspace/messages/message-group.tsx
@@ -1,6 +1,7 @@
 import type { Message } from "@langchain/langgraph-sdk";
 import {
   BookOpenTextIcon,
+  ChevronDownIcon,
   ChevronUp,
   FolderOpenIcon,
   GlobeIcon,
@@ -23,6 +24,18 @@ import {
 } from "@/components/ai-elements/chain-of-thought";
 import { CodeBlock } from "@/components/ai-elements/code-block";
 import { Button } from "@/components/ui/button";
+import {
+  Collapsible,
+  CollapsibleContent,
+  CollapsibleTrigger,
+} from "@/components/ui/collapsible";
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogHeader,
+  DialogTitle,
+} from "@/components/ui/dialog";
 import { useI18n } from "@/core/i18n/hooks";
 import {
   extractReasoningContentFromMessage,
@@ -208,19 +221,10 @@ function ToolCall({
     if (typeof args.query === "string") {
       label = t.toolCalls.searchOnWebFor(args.query);
     }
+    const items = normalizeSearchResults(result);
     return (
       <ChainOfThoughtStep key={id} label={label} icon={SearchIcon}>
-        {Array.isArray(result) && (
-          <ChainOfThoughtSearchResults>
-            {result.map((item) => (
-              <ChainOfThoughtSearchResult key={item.url}>
-                <a href={item.url} target="_blank" rel="noopener noreferrer">
-                  {item.title}
-                </a>
-              </ChainOfThoughtSearchResult>
-            ))}
-          </ChainOfThoughtSearchResults>
-        )}
+        {items.length > 0 && <WebSearchResultsList results={items} />}
       </ChainOfThoughtStep>
     );
   } else if (name === "image_search") {
@@ -496,3 +500,117 @@ function convertToSteps(messages: Message[]): CoTStep[] {
   }
   return steps;
 }
+
+type WebSearchItem = {
+  title?: string;
+  url?: string;
+  snippet?: string;
+  content?: string;
+  published_date?: string;
+  publishedDate?: string;
+  date?: string;
+};
+
+function normalizeSearchResults(
+  result: string | Record<string, unknown> | undefined,
+): WebSearchItem[] {
+  if (Array.isArray(result)) {
+    return result as WebSearchItem[];
+  }
+  if (result && typeof result === "object") {
+    const nested = (result as { results?: unknown }).results;
+    if (Array.isArray(nested)) {
+      return nested as WebSearchItem[];
+    }
+  }
+  return [];
+}
+
+function WebSearchResultsList({ results }: { results: WebSearchItem[] }) {
+  const [open, setOpen] = useState(false);
+  return (
+    <Collapsible open={open} onOpenChange={setOpen} className="w-full">
+      <CollapsibleTrigger className="text-muted-foreground hover:text-foreground flex items-center gap-1 text-xs">
+        <ChevronDownIcon
+          className={cn(
+            "size-3.5 transition-transform duration-200",
+            open && "rotate-180",
+          )}
+        />
+        <span>{results.length} 条检索结果</span>
+      </CollapsibleTrigger>
+      <CollapsibleContent className="mt-2 flex flex-col gap-2">
+        {results.map((item, idx) => (
+          <SearchResultCard key={item.url ?? idx} item={item} />
+        ))}
+      </CollapsibleContent>
+    </Collapsible>
+  );
+}
+
+function SearchResultCard({ item }: { item: WebSearchItem }) {
+  const [open, setOpen] = useState(false);
+  const content = item.snippet ?? item.content;
+  const date = item.published_date ?? item.publishedDate ?? item.date;
+  let source: string | undefined;
+  if (item.url) {
+    try {
+      source = new URL(item.url).hostname.replace(/^www\./, "");
+    } catch {
+      source = undefined;
+    }
+  }
+  return (
+    <>
+      <button
+        type="button"
+        onClick={() => setOpen(true)}
+        className="bg-card hover:bg-accent block w-full cursor-pointer rounded-lg border p-3 text-left transition-colors"
+      >
+        {item.title && (
+          <div className="text-foreground line-clamp-1 text-sm font-medium">
+            {item.title}
+          </div>
+        )}
+        {(source || date) && (
+          <div className="text-muted-foreground mt-1 flex items-center gap-2 text-xs">
+            {source && <span className="truncate">{source}</span>}
+            {source && date && <span>·</span>}
+            {date && <span>{date}</span>}
+          </div>
+        )}
+        {content && (
+          <div className="text-muted-foreground mt-1.5 line-clamp-2 text-xs leading-relaxed">
+            {content}
+          </div>
+        )}
+      </button>
+      <Dialog open={open} onOpenChange={setOpen}>
+        <DialogContent className="max-w-2xl">
+          <DialogHeader>
+            <DialogTitle className="pr-6 text-base leading-relaxed">
+              {item.title ?? "检索结果"}
+            </DialogTitle>
+            {(source || date) && (
+              <DialogDescription className="flex items-center gap-2 text-xs">
+                {source && <span>{source}</span>}
+                {source && date && <span>·</span>}
+                {date && <span>{date}</span>}
+              </DialogDescription>
+            )}
+          </DialogHeader>
+          {content && (
+            <div className="text-foreground max-h-[60vh] overflow-y-auto whitespace-pre-wrap text-sm leading-relaxed">
+              {content}
+            </div>
+          )}
+          {item.url && (
+            <div className="text-muted-foreground border-t pt-3 text-xs break-all">
+              {item.url}
+            </div>
+          )}
+        </DialogContent>
+      </Dialog>
+    </>
+  );
+}
diff --git a/frontend-web/src/components/workspace/workspace-nav-chat-list.tsx b/frontend-web/src/components/workspace/workspace-nav-chat-list.tsx
index eaff53d7..b413fe74 100644
--- a/frontend-web/src/components/workspace/workspace-nav-chat-list.tsx
+++ b/frontend-web/src/components/workspace/workspace-nav-chat-list.tsx
@@ -21,11 +21,11 @@ const NAV_ITEM_CLASS =
   "data-[active=true]:bg-white data-[active=true]:text-foreground data-[active=true]:shadow-[0_1px_2px_rgba(15,23,42,0.06),0_1px_3px_rgba(15,23,42,0.04)] " +
   "dark:data-[active=true]:bg-slate-700/80 dark:data-[active=true]:text-slate-100 dark:data-[active=true]:shadow-none";
 
-// 「新对话」专属：始终主色 chip，让它在导航里更显眼
+// 「新对话」专属：默认仅主色文字/图标（显眼但不是选中态），命中 /chats/new 时才上主色底
 const NEW_CHAT_CLASS =
-  "rounded-xl h-9 px-3 bg-primary/10 text-primary hover:bg-primary/15 hover:text-primary " +
+  "rounded-xl h-9 px-3 text-primary transition-colors hover:bg-primary/10 hover:text-primary " +
   "data-[active=true]:bg-primary/15 data-[active=true]:text-primary data-[active=true]:shadow-none " +
-  "dark:bg-primary/15 dark:text-primary-foreground dark:hover:bg-primary/25 dark:data-[active=true]:bg-primary/25";
+  "dark:text-primary-foreground dark:hover:bg-primary/15 dark:data-[active=true]:bg-primary/25";
 
 export function WorkspaceNavChatList() {
   const { t } = useI18n();
diff --git a/frontend-web/src/pages/ChatPage.tsx b/frontend-web/src/pages/ChatPage.tsx
index a5a583b6..cdc49a87 100644
--- a/frontend-web/src/pages/ChatPage.tsx
+++ b/frontend-web/src/pages/ChatPage.tsx
@@ -236,12 +236,7 @@ export default function ChatPage() {
                   />
                 )}
                 {mounted ? (
-                  <div
-                    className={cn(
-                      "w-full -translate-y-4",
-                      isLandingState && "gemini-gradient-border gemini-shadow",
-                    )}
-                  >
+                  <div className="w-full -translate-y-4">
                     <InputBox
                       className="w-full"
                       isNewThread={isLandingState}