전체적인 리팩토링

features/layout/components/header.tsx

@@ -13,6 +13,9 @@ import { SessionTimer } from "@/features/auth/components/session-timer";
 import { cn } from "@/lib/utils";
 import { Logo } from "@/features/layout/components/Logo";
 
+
+import { MarketIndices } from "@/features/layout/components/market-indices";
+
 interface HeaderProps {
   /** 현재 로그인 사용자 정보(null 가능) */
   user: User | null;
@@ -59,7 +62,6 @@ export function Header({
             : "",
         )}
       >
-        {/* ========== LEFT: LOGO SECTION ========== */}
         {/* ========== LEFT: LOGO SECTION ========== */}
         <Link href={AUTH_ROUTES.HOME} className="group flex items-center gap-2">
           <Logo
@@ -69,6 +71,13 @@ export function Header({
           />
         </Link>
 
+        {/* ========== CENTER: MARKET INDICES ========== */}
+        {!blendWithBackground && user && (
+          <div className="absolute left-1/2 top-1/2 -translate-x-1/2 -translate-y-1/2">
+            <MarketIndices />
+          </div>
+        )}
+
         {/* ========== RIGHT: ACTION SECTION ========== */}
         <div
           className={cn(
@@ -141,3 +150,4 @@ export function Header({
     </header>
   );
 }
+