diff --git a/src/components/accounting/BadDebtCollection/index.tsx b/src/components/accounting/BadDebtCollection/index.tsx
index ea8f00ba..96afb0e7 100644
--- a/src/components/accounting/BadDebtCollection/index.tsx
+++ b/src/components/accounting/BadDebtCollection/index.tsx
@@ -49,7 +49,7 @@ import { deleteBadDebt, toggleBadDebt } from './actions';
 // ===== 테이블 컬럼 정의 =====
 const tableColumns = [
   { key: 'no', label: 'No.', className: 'text-center w-[60px]' },
-  { key: 'vendorName', label: '거래처' },
+  { key: 'vendorName', label: '거래처', className: 'w-[100px]' },
   { key: 'debtAmount', label: '채권금액', className: 'text-right w-[140px]' },
   { key: 'occurrenceDate', label: '발생일', className: 'text-center w-[110px]' },
   { key: 'overdueDays', label: '연체일수', className: 'text-center w-[100px]' },
diff --git a/src/components/accounting/ReceivablesStatus/index.tsx b/src/components/accounting/ReceivablesStatus/index.tsx
index ce9e5231..d2bbbf72 100644
--- a/src/components/accounting/ReceivablesStatus/index.tsx
+++ b/src/components/accounting/ReceivablesStatus/index.tsx
@@ -448,15 +448,15 @@ export function ReceivablesStatus({ highlightVendorId, initialData, initialSumma
       <Card>
         <CardContent className="pt-6">
           <div className="rounded-md border overflow-x-auto">
-            <Table>
+            <Table className="border-separate border-spacing-0" style={{ minWidth: `${200 + 70 + (monthCount * 100) + 120}px` }}>
               <TableHeader>
                 <TableRow>
                   {/* 거래처/연체 - 왼쪽 고정 */}
-                  <TableHead className="w-[120px] min-w-[120px] sticky left-0 z-20 bg-white">
+                  <TableHead className="w-[200px] min-w-[200px] max-w-[200px] sticky left-0 z-20 bg-white border-r border-gray-200">
                     거래처 / 연체
                   </TableHead>
                   {/* 구분 - 왼쪽 고정 (거래처 옆) */}
-                  <TableHead className="w-[70px] min-w-[70px] text-center sticky left-[120px] z-20 bg-white border-r border-gray-200">
+                  <TableHead className="w-[70px] min-w-[70px] text-center sticky left-[200px] z-20 bg-white border-r border-gray-200">
                     구분
                   </TableHead>
                   {/* 동적 월 레이블 - 스크롤 영역 */}
@@ -501,7 +501,7 @@ export function ReceivablesStatus({ highlightVendorId, initialData, initialSumma
                     // 구분별 행 (매출, 입금, 어음, 미수금) + 메모 행 = 총 5개 행
                     const rows = [];
 
-                    // 구분별 행 렌더링
+                    // 구분별 행 렌더링 (rowSpan 대신 각 행마다 개별 거래처 셀로 sticky 안정화)
                     categoryOrder.forEach((category, catIndex) => {
                       const categoryData = vendor.categories.find(c => c.category === category);
                       if (!categoryData) return;
@@ -512,14 +512,13 @@ export function ReceivablesStatus({ highlightVendorId, initialData, initialSumma
                           ref={catIndex === 0 && isHighlighted ? highlightRowRef : undefined}
                           className={`${catIndex === 0 ? 'border-t-2 border-gray-300' : ''} ${isHighlighted ? 'ring-2 ring-yellow-400 ring-inset' : ''}`}
                         >
-                          {/* 거래처명 + 연체 토글 - 왼쪽 고정 (첫 번째 카테고리에만) */}
-                          {catIndex === 0 && (
-                            <TableCell
-                              rowSpan={5}
-                              className={`font-medium border-r border-gray-200 align-top pt-3 sticky left-0 z-10 ${rowBgClass}`}
-                            >
-                              <div className="flex flex-col gap-2">
-                                <span className="text-sm">{vendor.vendorName}</span>
+                          {/* 거래처명 - 왼쪽 고정 (매 행마다 개별 셀, 첫 행만 내용 표시) */}
+                          <TableCell
+                            className={`font-medium border-r border-gray-200 sticky left-0 z-10 w-[200px] min-w-[200px] max-w-[200px] overflow-hidden whitespace-normal ${rowBgClass} ${catIndex === 0 ? 'align-top pt-3' : 'p-0'}`}
+                          >
+                            {catIndex === 0 && (
+                              <div className="flex flex-col gap-2 overflow-hidden">
+                                <span className="text-sm line-clamp-2 break-words" title={vendor.vendorName}>{vendor.vendorName}</span>
                                 <div className="flex items-center gap-2">
                                   <Switch
                                     checked={vendor.isOverdue}
@@ -531,11 +530,11 @@ export function ReceivablesStatus({ highlightVendorId, initialData, initialSumma
                                   )}
                                 </div>
                               </div>
-                            </TableCell>
-                          )}
+                            )}
+                          </TableCell>
 
                           {/* 구분 - 왼쪽 고정 */}
-                          <TableCell className={`text-center border-r border-gray-200 text-sm sticky left-[120px] z-10 ${rowBgClass}`}>
+                          <TableCell className={`text-center border-r border-gray-200 text-sm sticky left-[200px] z-10 ${rowBgClass}`}>
                             {CATEGORY_LABELS[category]}
                           </TableCell>
 
@@ -561,8 +560,11 @@ export function ReceivablesStatus({ highlightVendorId, initialData, initialSumma
                     const isMemoExpanded = expandedMemos.has(vendor.id);
                     rows.push(
                       <TableRow key={`${vendor.id}-memo`}>
+                        {/* 거래처명 셀 (빈 셀 - 시각적 병합 유지) */}
+                        <TableCell className={`border-r border-gray-200 sticky left-0 z-10 w-[200px] min-w-[200px] max-w-[200px] overflow-hidden p-0 ${rowBgClass}`} />
+
                         {/* 구분: 메모 + 접기/펼치기 버튼 */}
-                        <TableCell className={`text-center border-r border-gray-200 text-sm sticky left-[120px] z-10 ${rowBgClass}`}>
+                        <TableCell className={`text-center border-r border-gray-200 text-sm sticky left-[200px] z-10 ${rowBgClass}`}>
                           <div className="flex items-center justify-center gap-1">
                             <span>메모</span>
                             <button
@@ -587,7 +589,7 @@ export function ReceivablesStatus({ highlightVendorId, initialData, initialSumma
                             placeholder="거래처 메모를 입력하세요..."
                             className="w-full text-sm resize-none transition-all !min-h-0 !py-1"
                             style={{
-                              height: isMemoExpanded ? '72px' : '24px',
+                              height: isMemoExpanded ? '72px' : '32px',
                               lineHeight: '24px',
                               overflowY: isMemoExpanded ? 'auto' : 'hidden',
                             }}
@@ -606,7 +608,7 @@ export function ReceivablesStatus({ highlightVendorId, initialData, initialSumma
                   <TableCell className="border-r border-gray-200 sticky left-0 z-10 bg-gray-100">
                     합계
                   </TableCell>
-                  <TableCell className="text-center border-r border-gray-200 sticky left-[120px] z-10 bg-gray-100">
+                  <TableCell className="text-center border-r border-gray-200 sticky left-[200px] z-10 bg-gray-100">
                     미수금
                   </TableCell>
                   {/* 월별 합계 - 스크롤 영역 */}
diff --git a/src/components/approval/DraftBox/index.tsx b/src/components/approval/DraftBox/index.tsx
index 0d4d0f67..1fe37dad 100644
--- a/src/components/approval/DraftBox/index.tsx
+++ b/src/components/approval/DraftBox/index.tsx
@@ -546,14 +546,14 @@ export function DraftBox() {
         ];
       },
 
-      headerActions: () => (
-        <div className="ml-auto flex gap-2">
-          <Button variant="outline" onClick={handleSendNotification}>
-            <Bell className="h-4 w-4 mr-2" />
-            문서완료
-          </Button>
-        </div>
-      ),
+      // headerActions: () => (
+      //   <div className="ml-auto flex gap-2">
+      //     <Button variant="outline" onClick={handleSendNotification}>
+      //       <Bell className="h-4 w-4 mr-2" />
+      //       문서완료
+      //     </Button>
+      //   </div>
+      // ),
 
       selectionActions: ({ selectedItems, onClearSelection }) => (
         <>
diff --git a/src/components/layout/Sidebar.tsx b/src/components/layout/Sidebar.tsx
index ecf9a89d..4282a1ad 100644
--- a/src/components/layout/Sidebar.tsx
+++ b/src/components/layout/Sidebar.tsx
@@ -16,6 +16,7 @@ interface SidebarProps {
   onToggleSubmenu: (menuId: string) => void;
   onToggleAll?: () => void;
   onCloseMobileSidebar?: () => void;
+  onExpandSidebar?: () => void;
 }
 
 // 재귀적 메뉴 아이템 컴포넌트 Props
@@ -30,6 +31,7 @@ interface MenuItemComponentProps {
   onMenuClick: (menuId: string, path: string) => void;
   onToggleSubmenu: (menuId: string) => void;
   onCloseMobileSidebar?: () => void;
+  onExpandSidebar?: () => void;
 }
 
 // 재귀적 메뉴 아이템 컴포넌트 (3depth 이상 지원)
@@ -44,6 +46,7 @@ function MenuItemComponent({
   onMenuClick,
   onToggleSubmenu,
   onCloseMobileSidebar,
+  onExpandSidebar,
 }: MenuItemComponentProps) {
   const IconComponent = item.icon;
   const hasChildren = item.children && item.children.length > 0;
@@ -73,6 +76,10 @@ function MenuItemComponent({
 
   const handleClick = () => {
     if (hasChildren) {
+      // 접힌 상태에서 카테고리 클릭 시 사이드바 자동 펼침
+      if (sidebarCollapsed && onExpandSidebar) {
+        onExpandSidebar();
+      }
       onToggleSubmenu(item.id);
     } else {
       onMenuClick(item.id, item.path);
@@ -171,6 +178,7 @@ function MenuItemComponent({
                 onMenuClick={onMenuClick}
                 onToggleSubmenu={onToggleSubmenu}
                 onCloseMobileSidebar={onCloseMobileSidebar}
+                onExpandSidebar={onExpandSidebar}
               />
             ))}
           </div>
@@ -233,6 +241,7 @@ function MenuItemComponent({
                 onMenuClick={onMenuClick}
                 onToggleSubmenu={onToggleSubmenu}
                 onCloseMobileSidebar={onCloseMobileSidebar}
+                onExpandSidebar={onExpandSidebar}
               />
             ))}
           </div>
@@ -297,6 +306,7 @@ function MenuItemComponent({
                 onMenuClick={onMenuClick}
                 onToggleSubmenu={onToggleSubmenu}
                 onCloseMobileSidebar={onCloseMobileSidebar}
+                onExpandSidebar={onExpandSidebar}
               />
             ))}
           </div>
@@ -318,6 +328,7 @@ export default function Sidebar({
   onToggleSubmenu,
   onToggleAll,
   onCloseMobileSidebar,
+  onExpandSidebar,
 }: SidebarProps) {
   // 활성 메뉴 자동 스크롤을 위한 ref
   const activeMenuRef = useRef<HTMLDivElement | null>(null);
@@ -381,6 +392,7 @@ export default function Sidebar({
               onMenuClick={onMenuClick}
               onToggleSubmenu={onToggleSubmenu}
               onCloseMobileSidebar={onCloseMobileSidebar}
+              onExpandSidebar={onExpandSidebar}
             />
           ))}
         </div>
diff --git a/src/components/templates/IntegratedListTemplateV2.tsx b/src/components/templates/IntegratedListTemplateV2.tsx
index 42b901f6..58e4665c 100644
--- a/src/components/templates/IntegratedListTemplateV2.tsx
+++ b/src/components/templates/IntegratedListTemplateV2.tsx
@@ -928,7 +928,7 @@ export function IntegratedListTemplateV2<T = any>({
                       showActions={tableColumns.some(col => col.key === 'actions')}
                     />
                   ) : (
-                  <Table>
+                  <Table className="table-fixed">
                     <TableHeader>
                       <TableRow>
                         {renderCustomTableHeader ? (
diff --git a/src/components/ui/table.tsx b/src/components/ui/table.tsx
index 2df16788..cb947d4a 100644
--- a/src/components/ui/table.tsx
+++ b/src/components/ui/table.tsx
@@ -87,7 +87,7 @@ const TableCell = React.forwardRef<
 >(({ className, ...props }, ref) => (
   <td
     ref={ref}
-    className={cn("p-2 align-middle whitespace-nowrap [&:has([role=checkbox])]:pr-0 [&>[role=checkbox]]:translate-y-[2px]", className)}
+    className={cn("p-2 align-middle whitespace-nowrap overflow-hidden text-ellipsis [&:has([role=checkbox])]:pr-0 [&>[role=checkbox]]:translate-y-[2px]", className)}
     {...props}
   />
 ))
diff --git a/src/layouts/AuthenticatedLayout.tsx b/src/layouts/AuthenticatedLayout.tsx
index e2034b3f..55b1786e 100644
--- a/src/layouts/AuthenticatedLayout.tsx
+++ b/src/layouts/AuthenticatedLayout.tsx
@@ -518,6 +518,13 @@ export default function AuthenticatedLayout({ children }: AuthenticatedLayoutPro
     router.push(path);
   };
 
+  // 접힌 사이드바 자동 펼침 (아이콘 클릭 시)
+  const expandSidebar = useCallback(() => {
+    if (sidebarCollapsed) {
+      toggleSidebar();
+    }
+  }, [sidebarCollapsed, toggleSidebar]);
+
   // 서브메뉴 토글 함수
   const toggleSubmenu = (menuId: string) => {
     setExpandedMenus(prev =>
@@ -1264,6 +1271,7 @@ export default function AuthenticatedLayout({ children }: AuthenticatedLayoutPro
             onMenuClick={handleMenuClick}
             onToggleSubmenu={toggleSubmenu}
             onToggleAll={toggleAllMenus}
+            onExpandSidebar={expandSidebar}
           />
         </div>