fix(WEB): 모바일 반응형 UI 개선 및 개소 정보 수정 모달 추가

- CalendarHeader: 모바일에서 주/월 버튼 2줄 레이아웃으로 분리
- MobileCard: 제목 텍스트 overflow 시 truncate 적용
- DetailActions: 모바일 하단 sticky 버튼 바 overflow 수정
- OrderDetailForm: 모바일 하단 sticky 버튼 바 overflow 수정
- LocationDetailPanel: 오픈사이즈 옆 수정 버튼에 모달 연결
- LocationListPanel: 개소 목록에 수정/삭제 버튼 추가
- LocationEditModal: 개소 정보 수정 팝업 신규 생성

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/components/quotes/LocationListPanel.tsx

@@ -9,7 +9,7 @@
 "use client";
 
 import { useState, useCallback } from "react";
-import { Plus, Upload, Download, Trash2 } from "lucide-react";
+import { Plus, Upload, Download, Trash2, Pencil } from "lucide-react";
 import { toast } from "sonner";
 
 import { Button } from "../ui/button";
@@ -32,6 +32,7 @@ import {
   TableRow,
 } from "../ui/table";
 import { DeleteConfirmDialog } from "../ui/confirm-dialog";
+import { LocationEditModal } from "./LocationEditModal";
 
 import type { LocationItem } from "./QuoteRegistrationV2";
 import type { FinishedGoods } from "./actions";
@@ -70,6 +71,7 @@ interface LocationListPanelProps {
   onSelectLocation: (id: string) => void;
   onAddLocation: (location: Omit<LocationItem, "id">) => void;
   onDeleteLocation: (id: string) => void;
+  onUpdateLocation: (locationId: string, updates: Partial<LocationItem>) => void;
   onExcelUpload: (locations: Omit<LocationItem, "id">[]) => void;
   finishedGoods: FinishedGoods[];
   disabled?: boolean;
@@ -85,6 +87,7 @@ export function LocationListPanel({
   onSelectLocation,
   onAddLocation,
   onDeleteLocation,
+  onUpdateLocation,
   onExcelUpload,
   finishedGoods,
   disabled = false,
@@ -109,6 +112,9 @@ export function LocationListPanel({
   // 삭제 확인 다이얼로그
   const [deleteTarget, setDeleteTarget] = useState<string | null>(null);
 
+  // 수정 모달
+  const [editTarget, setEditTarget] = useState<LocationItem | null>(null);
+
   // ---------------------------------------------------------------------------
   // 핸들러
   // ---------------------------------------------------------------------------
@@ -346,17 +352,30 @@ export function LocationListPanel({
                   <TableCell className="text-center">{loc.quantity}</TableCell>
                   <TableCell className="text-center">
                     {!disabled && (
-                      <Button
-                        variant="ghost"
-                        size="icon"
-                        className="h-6 w-6 text-red-500 hover:text-red-600"
-                        onClick={(e) => {
-                          e.stopPropagation();
-                          setDeleteTarget(loc.id);
-                        }}
-                      >
-                        <Trash2 className="h-3 w-3" />
-                      </Button>
+                      <div className="flex items-center justify-center gap-1">
+                        <Button
+                          variant="ghost"
+                          size="icon"
+                          className="h-6 w-6 text-gray-500 hover:text-blue-600"
+                          onClick={(e) => {
+                            e.stopPropagation();
+                            setEditTarget(loc);
+                          }}
+                        >
+                          <Pencil className="h-3 w-3" />
+                        </Button>
+                        <Button
+                          variant="ghost"
+                          size="icon"
+                          className="h-6 w-6 text-red-500 hover:text-red-600"
+                          onClick={(e) => {
+                            e.stopPropagation();
+                            setDeleteTarget(loc.id);
+                          }}
+                        >
+                          <Trash2 className="h-3 w-3" />
+                        </Button>
+                      </div>
                     )}
                   </TableCell>
                 </TableRow>
@@ -521,6 +540,18 @@ export function LocationListPanel({
         title="개소 삭제"
         description="선택한 개소를 삭제하시겠습니까? 이 작업은 되돌릴 수 없습니다."
       />
+
+      {/* 개소 정보 수정 모달 */}
+      <LocationEditModal
+        open={!!editTarget}
+        onOpenChange={(open) => !open && setEditTarget(null)}
+        location={editTarget}
+        onSave={(locationId, updates) => {
+          onUpdateLocation(locationId, updates);
+          setEditTarget(null);
+          toast.success("개소 정보가 수정되었습니다.");
+        }}
+      />
     </div>
   );
 }