[fix] 하단 nav 버튼 추가

src/layouts/PageNavigator.tsx

@@ -2,21 +2,51 @@ import { useLocation, useNavigate } from "react-router-dom";
 import ChevronLeftIcon from "@/assets/home/chevron-left.svg?react";
 import ChevronRightIcon from "@/assets/home/chevron-right.svg?react";
 
-const PAGE_FLOW = [
-  { path: "/",            label: "홈"        },
-  { path: "/report",      label: "마케팅 분석" },
-  { path: "/plan",        label: "콘텐츠 기획" },
-  { path: "/studio",      label: "콘텐츠 제작" },
-  { path: "/channels",    label: "채널 연결"  },
-  { path: "/distribute",  label: "콘텐츠 배포" },
-  { path: "/performance", label: "성과 관리"  },
+/** 리포트 라우트가 `report/:id`일 때 점/플로우에서 이동할 기본 경로 */
+const DEFAULT_REPORT_NAV_PATH = "/report/demo";
+
+type FlowStep = {
+  id: string;
+  label: string;
+  /** 이전·다음·점 클릭 시 `navigate`에 넣을 경로 */
+  navigatePath: string;
+  isActive: (pathname: string) => boolean;
+};
+
+const PAGE_FLOW: FlowStep[] = [
+  { id: "home", label: "홈", navigatePath: "/", isActive: (p) => p === "/" },
+  {
+    id: "report",
+    label: "마케팅 분석",
+    navigatePath: DEFAULT_REPORT_NAV_PATH,
+    isActive: (p) => p === "/report" || p.startsWith("/report/"),
+  },
+  { id: "plan", label: "콘텐츠 기획", navigatePath: "/plan", isActive: (p) => p === "/plan" },
+  { id: "studio", label: "콘텐츠 제작", navigatePath: "/studio", isActive: (p) => p === "/studio" },
+  { id: "channels", label: "채널 연결", navigatePath: "/channels", isActive: (p) => p === "/channels" },
+  {
+    id: "distribute",
+    label: "콘텐츠 배포",
+    navigatePath: "/distribute",
+    isActive: (p) => p === "/distribute",
+  },
+  {
+    id: "performance",
+    label: "성과 관리",
+    navigatePath: "/performance",
+    isActive: (p) => p === "/performance",
+  },
 ];
 
+function flowIndexForPathname(pathname: string): number {
+  return PAGE_FLOW.findIndex((step) => step.isActive(pathname));
+}
+
 export function PageNavigator() {
   const location = useLocation();
   const navigate = useNavigate();
 
-  const currentIndex = PAGE_FLOW.findIndex((p) => p.path === location.pathname);
+  const currentIndex = flowIndexForPathname(location.pathname);
   if (currentIndex === -1) return null;
 
   const prev = currentIndex > 0 ? PAGE_FLOW[currentIndex - 1] : null;
@@ -29,7 +59,8 @@ export function PageNavigator() {
     >
       {/* 이전 페이지 */}
       <button
-        onClick={() => prev && navigate(prev.path)}
+        type="button"
+        onClick={() => prev && navigate(prev.navigatePath)}
         disabled={!prev}
         aria-label={prev ? `이전: ${prev.label}` : "이전 페이지 없음"}
         className="body-14-medium flex items-center gap-2 px-3 py-2 rounded-full text-neutral-70 transition-all hover:bg-neutral-20 hover:text-navy-900 disabled:opacity-30 disabled:cursor-not-allowed cursor-pointer"
@@ -42,8 +73,9 @@ export function PageNavigator() {
       <div className="flex items-center gap-2 px-2">
         {PAGE_FLOW.map((page, i) => (
           <button
-            key={page.path}
-            onClick={() => navigate(page.path)}
+            key={page.id}
+            type="button"
+            onClick={() => navigate(page.navigatePath)}
             title={page.label}
             aria-label={page.label}
             className={`rounded-full transition-all cursor-pointer ${
@@ -57,7 +89,8 @@ export function PageNavigator() {
 
       {/* 다음 페이지 */}
       <button
-        onClick={() => next && navigate(next.path)}
+        type="button"
+        onClick={() => next && navigate(next.navigatePath)}
         disabled={!next}
         aria-label={next ? `다음: ${next.label}` : "다음 페이지 없음"}
         className="body-14-medium flex items-center gap-2 px-3 py-2 rounded-full text-neutral-70 transition-all hover:bg-neutral-20 hover:text-navy-900 disabled:opacity-30 disabled:cursor-not-allowed cursor-pointer"