diff --git a/src/TaxBaik.Web/wwwroot/css/admin.css b/src/TaxBaik.Web/wwwroot/css/admin.css
index 2211cb1..cf1f1f8 100644
--- a/src/TaxBaik.Web/wwwroot/css/admin.css
+++ b/src/TaxBaik.Web/wwwroot/css/admin.css
@@ -2424,64 +2424,3 @@ textarea:focus-visible {
   }
 }
 
-/* ============================================================================
-   더존 ERP 스타일 최적화 (Douzone ERP High-Density Desktop Style)
-   - 프레임워크 고유 레이아웃과 이벤트를 방해하는 와일드카드 및 강제 강하 스타일 제거
-   - MudBlazor 테마 설정을 기반으로 하며 레이아웃 및 서체 스택만 안전하게 제어
-   ============================================================================ */
-
-html, body {
-  background-color: #E2E8F0 !important;
-  color: #1E293B !important;
-  font-family: 'Malgun Gothic', '맑은 고딕', 'Segoe UI', sans-serif !important;
-}
-
-/* 어드민 드로워 및 탑바 테마 컬러 보완 */
-.mud-drawer {
-  border-right: 1px solid #CBD5E1 !important;
-}
-
-.mud-drawer-header {
-  border-bottom: 1px solid #1E293B !important;
-  padding: 8px 12px !important;
-}
-
-.mud-nav-link {
-  font-size: 12px !important;
-}
-
-/* 데이터그리드 헤더 가시성 보완 */
-.mud-table-head th {
-  background-color: #F1F5F9 !important;
-  font-weight: bold !important;
-  color: #0F172A !important;
-}
-
-/* 페이지 헤더 영역 */
-.admin-page-hero {
-  padding: 14px 16px !important;
-  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%) !important;
-  border: 1px solid #E2E8F0 !important;
-  border-radius: 12px !important;
-  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06) !important;
-  margin-bottom: 12px !important;
-}
-
-.admin-header-actions {
-  flex-wrap: wrap;
-  justify-content: flex-end;
-}
-
-.admin-page-title {
-  font-size: 16px !important;
-  font-weight: bold !important;
-}
-
-.admin-page-subtitle {
-  font-size: 12px !important;
-  color: #64748B !important;
-}
-
-.admin-eyebrow {
-  display: none !important;
-}