diff --git a/src/components/orders/OrderRegistration.tsx b/src/components/orders/OrderRegistration.tsx
index 40938e54..59a613af 100644
--- a/src/components/orders/OrderRegistration.tsx
+++ b/src/components/orders/OrderRegistration.tsx
@@ -508,7 +508,7 @@ export function OrderRegistration({
   // 폼 콘텐츠 렌더링
   const renderFormContent = useCallback(
     () => (
-      <div className="space-y-6 max-w-4xl">
+      <div className="space-y-6">
         {/* Validation 에러 Alert */}
         {Object.keys(fieldErrors).length > 0 && (
           <Alert className="bg-red-50 border-red-200">
diff --git a/src/components/templates/IntegratedListTemplateV2.tsx b/src/components/templates/IntegratedListTemplateV2.tsx
index 4a369cbd..ab1859f2 100644
--- a/src/components/templates/IntegratedListTemplateV2.tsx
+++ b/src/components/templates/IntegratedListTemplateV2.tsx
@@ -296,6 +296,7 @@ export function IntegratedListTemplateV2<T = any>({
   const [accumulatedMobileData, setAccumulatedMobileData] = useState<T[]>([]);
   const [lastAccumulatedPage, setLastAccumulatedPage] = useState(0);
   const mobileScrollSentinelRef = useRef<HTMLDivElement>(null);
+  const mobileCardAreaRef = useRef<HTMLDivElement>(null);
 
   // 클라이언트 사이드 인피니티용 (allData가 있는 경우)
   const [clientDisplayCount, setClientDisplayCount] = useState(mobileDisplayCount || 20);
@@ -404,6 +405,45 @@ export function IntegratedListTemplateV2<T = any>({
     return () => observer.disconnect();
   }, [isServerSidePagination, allData, clientDisplayCount, enableMobileInfinityScroll, isMobileLoading, pagination.currentPage, pagination.totalPages, handleLoadMoreClient, handleLoadMoreMobile]);
 
+  // ===== 모바일 카드 영역 내부 스크롤 컨테인먼트 =====
+  // 카드 영역이 뷰포트 남은 높이만큼만 차지하고, 내부에서만 스크롤되도록 설정
+  // → 헤더/검색/탭은 항상 보이고, 카드만 스크롤
+  useEffect(() => {
+    const el = mobileCardAreaRef.current;
+    if (!el) return;
+
+    const applyScrollContainment = () => {
+      // xl(1280px) 이상은 데스크톱 → 테이블+페이지네이션 사용, 컨테인먼트 해제
+      if (window.innerWidth >= 1280) {
+        el.style.maxHeight = '';
+        el.style.overflowY = '';
+        el.style.overscrollBehavior = '';
+        return;
+      }
+
+      const rect = el.getBoundingClientRect();
+      const available = window.innerHeight - rect.top - 16; // 16px 하단 여유
+
+      if (available > 200) {
+        el.style.maxHeight = `${available}px`;
+        el.style.overflowY = 'auto';
+        el.style.overscrollBehavior = 'contain'; // 스크롤 누수 방지
+      }
+    };
+
+    // 페이지 스크롤을 최상단으로 리셋 후 정확한 위치 측정
+    window.scrollTo(0, 0);
+    el.scrollTop = 0;
+
+    const raf = requestAnimationFrame(applyScrollContainment);
+    window.addEventListener('resize', applyScrollContainment);
+
+    return () => {
+      cancelAnimationFrame(raf);
+      window.removeEventListener('resize', applyScrollContainment);
+    };
+  }, [activeTab, isLoading]);
+
   const startIndex = (pagination.currentPage - 1) * pagination.itemsPerPage;
   const allSelected = selectedItems.size === data.length && data.length > 0;
 
@@ -773,7 +813,7 @@ export function IntegratedListTemplateV2<T = any>({
                 )}
 
                 {/* 모바일/태블릿/소형 노트북 (~1279px) 카드 뷰 */}
-                <div className="xl:hidden space-y-4 md:space-y-0 md:grid md:grid-cols-2 md:gap-4 lg:grid-cols-3">
+                <div ref={mobileCardAreaRef} className="xl:hidden space-y-4 md:space-y-0 md:grid md:grid-cols-2 md:gap-4 lg:grid-cols-3">
                   {isLoading ? (
                     <div className="col-span-full">
                       <MobileCardGridSkeleton count={6} showCheckbox={showCheckbox} />