From dd47bd4e331be54f53d714e6ef08c60b48e2fc7e Mon Sep 17 00:00:00 2001
From: jaeml06 <jaeml0630@gmail.com>
Date: Wed, 21 Jan 2026 14:59:35 +0900
Subject: [PATCH 1/5] =?UTF-8?q?fix:=20=EC=BA=98=EB=A6=B0=EB=8D=94=EA=B0=80?=
 =?UTF-8?q?=20global=EC=97=90=EC=84=9C=20=EC=84=A4=EC=A0=95=ED=95=9C=20fon?=
 =?UTF-8?q?t=EB=A1=9C=20=EC=B6=9C=EB=A0=A5=EB=90=98=EB=8F=84=EB=A1=9D=20?=
 =?UTF-8?q?=EB=B3=80=EA=B2=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/app/globals.css                           |  9 ++++--
 .../ui/ReactDatepickerAdapter.tsx             |  6 ++--
 .../ui/ReactDatepicker.tsx                    | 30 ++++++++++---------
 3 files changed, 26 insertions(+), 19 deletions(-)

diff --git a/src/app/globals.css b/src/app/globals.css
index 107225a..69a11bf 100644
--- a/src/app/globals.css
+++ b/src/app/globals.css
@@ -524,9 +524,14 @@
   justify-content: space-between;
   width: 100% !important;
 }
-.react-datepicker__day-name {
+.react-datepicker__day-name,
+.react-datepicker__day-name span {
+  font-family: var(--font-pretendard) !important;
+  font-weight: 500 !important;
+  font-size: 14px !important;
+  line-height: 20px !important;
+  letter-spacing: -0.02em !important;
   color: #64748b !important;
-  font-weight: 600 !important;
   flex: 1 !important; /* Distribute evenly */
   width: auto !important;
   line-height: 2.5rem !important; /* Mobile friendly height */
diff --git a/src/features/host-range-selector/ui/ReactDatepickerAdapter.tsx b/src/features/host-range-selector/ui/ReactDatepickerAdapter.tsx
index eb8e39f..97736c6 100644
--- a/src/features/host-range-selector/ui/ReactDatepickerAdapter.tsx
+++ b/src/features/host-range-selector/ui/ReactDatepickerAdapter.tsx
@@ -205,7 +205,7 @@ export function ReactDatepickerAdapter({
             >
               <Icon name='arrow_prev' size={24} />
             </button>
-            <span className='text-xl font-bold text-slate-800'>
+            <span className='text-title-6 text-slate-800'>
               {format(date, 'M월')}
             </span>
             {showNextMonthTooltip && !nextMonthButtonDisabled ? (
@@ -266,7 +266,7 @@ export function ReactDatepickerAdapter({
             textClass = 'text-slate-300';
           } else if (isSelected) {
             bgClass = 'bg-gray-800';
-            textClass = 'text-white font-bold';
+            textClass = 'text-white';
           } else if (isInDragRange) {
             bgClass = 'bg-slate-100';
             textClass = 'text-slate-900';
@@ -290,7 +290,7 @@ export function ReactDatepickerAdapter({
               style={{ touchAction: 'none' }}
             >
               <div
-                className={`relative flex h-10 w-10 items-center justify-center rounded-lg text-base font-normal transition-colors ${bgClass} ${textClass}`}
+                className={`relative flex h-10 w-10 items-center justify-center rounded-lg transition-colors ${bgClass} ${textClass} text-body-4`}
               >
                 {day}
               </div>
diff --git a/src/features/vote-results-calendar/ui/ReactDatepicker.tsx b/src/features/vote-results-calendar/ui/ReactDatepicker.tsx
index a643032..e88feb4 100644
--- a/src/features/vote-results-calendar/ui/ReactDatepicker.tsx
+++ b/src/features/vote-results-calendar/ui/ReactDatepicker.tsx
@@ -99,13 +99,13 @@ export function ReactDatePickerVoteResultsCalendar({
         if (votes > 0) {
           if (focusedParticipant) {
             bgClass = 'bg-gray-800';
-            textClass = 'text-white font-bold';
+            textClass = 'text-white';
           } else if (rank && rank <= 3) {
             bgClass = 'bg-blue-100 shadow-sm';
-            textClass = 'text-white font-bold';
+            textClass = 'text-white';
           } else {
             bgClass = 'bg-blue-30';
-            textClass = 'text-blue-100 font-medium';
+            textClass = 'text-blue-100';
           }
         } else {
           bgClass = 'hover:bg-slate-100';
@@ -126,16 +126,18 @@ export function ReactDatePickerVoteResultsCalendar({
     return (
       <div className='flex h-full w-full items-center justify-center py-1'>
         <div
-          className={cn(
-            'relative flex h-9 w-9 items-center justify-center rounded-lg text-base font-normal transition-colors sm:h-10 sm:w-10',
-            bgClass,
-            textClass,
-            selectedClass,
-            isInteractive && !isSelected && 'hover:brightness-95',
-            !isInteractive && 'pointer-events-none text-slate-300',
-            isFilteredOut && 'text-slate-900',
-            isInteractive && 'pointer-events-auto cursor-pointer',
-          )}
+          className={
+            cn(
+              'relative flex h-9 w-9 items-center justify-center rounded-lg transition-colors sm:h-10 sm:w-10',
+              bgClass,
+              textClass,
+              selectedClass,
+              isInteractive && !isSelected && 'hover:brightness-95',
+              !isInteractive && 'pointer-events-none text-slate-300',
+              isFilteredOut && 'text-slate-900',
+              isInteractive && 'pointer-events-auto cursor-pointer',
+            ) + ' text-body-4'
+          }
         >
           {day}
 
@@ -184,7 +186,7 @@ export function ReactDatePickerVoteResultsCalendar({
               >
                 <Icon name='arrow_prev' size={24} />
               </button>
-              <span className='text-xl font-bold text-slate-800'>
+              <span className='text-title-6 text-slate-800'>
                 {format(date, 'M월')}
               </span>
               <button

From 33a3cd9dd44110ef5741de0482142e7bd0de6da9 Mon Sep 17 00:00:00 2001
From: jaeml06 <jaeml0630@gmail.com>
Date: Wed, 21 Jan 2026 15:24:31 +0900
Subject: [PATCH 2/5] =?UTF-8?q?feat:=20=EC=98=A8=EB=B3=B4=EB=94=A9?=
 =?UTF-8?q?=EC=9C=BC=EB=A1=9C=20=EB=8F=8C=EC=95=84=EA=B0=88=20=EC=88=98=20?=
 =?UTF-8?q?=EC=9E=88=EB=8A=94=20=ED=96=84=EB=B2=84=EA=B1=B0=20=EB=B2=84?=
 =?UTF-8?q?=ED=8A=BC=20=EA=B5=AC=ED=98=84?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../meet/[meetingId]/ParticipantHeader.tsx    | 33 ++++++---
 src/shared/ui/menu/Menu.tsx                   | 71 +++++++++++++++++++
 src/shared/ui/menu/index.ts                   |  1 +
 3 files changed, 96 insertions(+), 9 deletions(-)
 create mode 100644 src/shared/ui/menu/Menu.tsx
 create mode 100644 src/shared/ui/menu/index.ts

diff --git a/src/app/meet/[meetingId]/ParticipantHeader.tsx b/src/app/meet/[meetingId]/ParticipantHeader.tsx
index 96ef82d..3743e33 100644
--- a/src/app/meet/[meetingId]/ParticipantHeader.tsx
+++ b/src/app/meet/[meetingId]/ParticipantHeader.tsx
@@ -1,6 +1,10 @@
 'use client';
+
+import { useRouter } from 'next/navigation';
+
 import { useDisclosure } from '@/shared/hooks/useDisclosure';
 import LinkShareBottomSheet from '@/shared/ui/bottom-sheet/LinkShareBottomSheet';
+import { Menu } from '@/shared/ui/menu';
 import { TopBar } from '@/shared/ui/top-bar';
 
 interface ParticipantHeaderProps {
@@ -14,24 +18,35 @@ export default function ParticipantHeader({
   url,
   className,
 }: ParticipantHeaderProps) {
+  const router = useRouter();
   const {
     isOpen: isShareOpen,
     open: openShare,
     close: closeShare,
   } = useDisclosure();
 
-  const handleRightClick = () => {
-    openShare();
-  };
+  const {
+    isOpen: isMenuOpen,
+    open: openMenu,
+    close: closeMenu,
+  } = useDisclosure();
 
   return (
     <>
-      <TopBar
-        title={title}
-        rightIcon='ic_other_share'
-        onRightClick={handleRightClick}
-        className={className}
-      />
+      <div className={`relative ${className}`}>
+        <TopBar
+          title={title}
+          leftIcon='ic_hamburger'
+          onLeftClick={openMenu}
+          rightIcon='ic_other_share'
+          onRightClick={openShare}
+        />
+
+        <Menu isOpen={isMenuOpen} onClose={closeMenu} className='top-12 left-4'>
+          <Menu.Item onClick={() => router.push('/')}>투표 생성하기</Menu.Item>
+        </Menu>
+      </div>
+
       <LinkShareBottomSheet
         isOpen={isShareOpen}
         onClose={closeShare}
diff --git a/src/shared/ui/menu/Menu.tsx b/src/shared/ui/menu/Menu.tsx
new file mode 100644
index 0000000..3959137
--- /dev/null
+++ b/src/shared/ui/menu/Menu.tsx
@@ -0,0 +1,71 @@
+'use client';
+
+import { ReactNode, useRef } from 'react';
+
+interface MenuProps {
+  isOpen: boolean;
+  onClose: () => void;
+  // position prop은 나중에 필요하다면 확장 가능하며, 현재는 absolute positioning을 기본으로 사용합니다.
+  // 완전히 일반적인 컴포넌트로 만들려면 구체적인 위치 지정 로직이 필요할 수 있습니다(예: 라이브러리 또는 유연한 클래스 사용).
+  // 지금은 className으로 위치를 재정의할 수 있도록 합니다.
+  className?: string;
+  children: ReactNode;
+}
+
+function MenuMain({ isOpen, onClose, className, children }: MenuProps) {
+  const menuRef = useRef<HTMLDivElement>(null);
+
+  // 부모 컴포넌트나 백드롭에서 처리하지 않는 경우, 외부 클릭 시 닫기 로직을 여기에 추가할 수 있습니다.
+  // 현재 디자인은 단순함을 위해 고정된 백드롭을 사용합니다.
+
+  if (!isOpen) return null;
+
+  return (
+    <>
+      <div
+        ref={menuRef}
+        className={`animate-fade-in-down absolute z-50 flex min-w-[160px] flex-col overflow-hidden rounded-xl border border-gray-100 bg-white shadow-lg ${
+          className || ''
+        }`}
+      >
+        {children}
+      </div>
+      {/* Backdrop */}
+      <div
+        className='fixed inset-0 z-40 bg-transparent'
+        onClick={onClose}
+        aria-hidden='true'
+      />
+    </>
+  );
+}
+
+interface MenuItemProps {
+  children: ReactNode;
+  onClick?: () => void;
+  className?: string;
+}
+
+function MenuItem({ children, onClick, className }: MenuItemProps) {
+  return (
+    <button
+      type='button'
+      onClick={onClick}
+      className={`text-body-2 hover:bg-primary-50 active:bg-primary-100 flex w-full items-center px-4 py-3 text-left text-gray-800 transition-colors ${
+        className || ''
+      }`}
+    >
+      {children}
+    </button>
+  );
+}
+
+// Menu를 위한 Divider 스타일 컴포넌트
+function MenuDivider() {
+  return <div className='h-px w-full bg-gray-100' />;
+}
+
+export const Menu = Object.assign(MenuMain, {
+  Item: MenuItem,
+  Divider: MenuDivider,
+});
diff --git a/src/shared/ui/menu/index.ts b/src/shared/ui/menu/index.ts
new file mode 100644
index 0000000..81b9371
--- /dev/null
+++ b/src/shared/ui/menu/index.ts
@@ -0,0 +1 @@
+export { Menu } from './Menu';

From a7838000f0570c29eb50315efdb7add0eb0140c5 Mon Sep 17 00:00:00 2001
From: jaeml06 <jaeml0630@gmail.com>
Date: Wed, 21 Jan 2026 15:41:35 +0900
Subject: [PATCH 3/5] =?UTF-8?q?fix:=20=ED=88=AC=ED=91=9C/=EC=83=9D?=
 =?UTF-8?q?=EC=84=B1=20=ED=94=8C=EB=A1=9C=EC=9A=B0=20=EC=A0=84=EC=B2=B4?=
 =?UTF-8?q?=EC=97=90=20router.replace=20=EC=A0=81=EC=9A=A9=ED=95=98?=
 =?UTF-8?q?=EC=97=AC=20=EB=92=A4=EB=A1=9C=EA=B0=80=EA=B8=B0=20=EB=AC=B8?=
 =?UTF-8?q?=EC=A0=9C=20=ED=95=B4=EA=B2=B0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/features/meet-create-date/model/useDateSelect.ts      | 8 ++++----
 src/features/meet-create/ui/MeetCreatePage.tsx            | 2 +-
 .../participant-edit-date/model/useParticipantEditDate.ts | 8 ++++++--
 .../participant-edit-name/model/useParticipantEditName.ts | 2 +-
 .../model/useParticipantRegisterDate.ts                   | 8 ++++++--
 .../model/useParticipantRegisterName.ts                   | 2 +-
 6 files changed, 19 insertions(+), 11 deletions(-)

diff --git a/src/features/meet-create-date/model/useDateSelect.ts b/src/features/meet-create-date/model/useDateSelect.ts
index 2ca4e81..b4f8a14 100644
--- a/src/features/meet-create-date/model/useDateSelect.ts
+++ b/src/features/meet-create-date/model/useDateSelect.ts
@@ -17,7 +17,7 @@ export function useDateSelect(hostName: string, meetingName: string) {
       hostName,
       meetingName,
     });
-    router.push(`/create?${params.toString()}`);
+    router.replace(`/create?${params.toString()}`);
   };
 
   const handleNext = async (formattedDates: string[]) => {
@@ -49,7 +49,7 @@ export function useDateSelect(hostName: string, meetingName: string) {
 
   const handleDirectVote = () => {
     if (createdMeetingId) {
-      router.push(`/meet/${createdMeetingId}`);
+      router.replace(`/meet/${createdMeetingId}`);
     }
   };
 
@@ -63,10 +63,10 @@ export function useDateSelect(hostName: string, meetingName: string) {
         });
         console.log('주최자 투표 완료');
         // 캐시 무효화를 위해 전체 페이지 새로고침으로 이동
-        window.location.href = `/meet/${createdMeetingId}`;
+        router.replace(`/meet/${createdMeetingId}`);
       } catch (error) {
         console.error('투표 실패:', error);
-        window.location.href = `/meet/${createdMeetingId}`;
+        router.replace(`/meet/${createdMeetingId}`);
       }
     }
   };
diff --git a/src/features/meet-create/ui/MeetCreatePage.tsx b/src/features/meet-create/ui/MeetCreatePage.tsx
index 5917fbe..951b2d2 100644
--- a/src/features/meet-create/ui/MeetCreatePage.tsx
+++ b/src/features/meet-create/ui/MeetCreatePage.tsx
@@ -41,7 +41,7 @@ export default function MeetCreatePage({
       hostName: hostName.trim(),
       meetingName: finalMeetingName,
     });
-    router.push(`/date?${params.toString()}`);
+    router.replace(`/date?${params.toString()}`);
   };
 
   return (
diff --git a/src/features/participant-edit-date/model/useParticipantEditDate.ts b/src/features/participant-edit-date/model/useParticipantEditDate.ts
index 7ae5f9a..1ae51b8 100644
--- a/src/features/participant-edit-date/model/useParticipantEditDate.ts
+++ b/src/features/participant-edit-date/model/useParticipantEditDate.ts
@@ -99,12 +99,16 @@ export function useParticipantEditDate(meetingId: string) {
   const successModal = useDisclosure();
 
   const handleBack = () => {
-    router.back();
+    const params = new URLSearchParams();
+    if (participantName) {
+      params.set('name', participantName);
+    }
+    router.replace(`/meet/${meetingId}/edit?${params.toString()}`);
   };
 
   const handleSuccessModalClose = () => {
     successModal.close();
-    router.push(`/meet/${meetingId}`);
+    router.replace(`/meet/${meetingId}`);
   };
 
   const handleSubmit = async () => {
diff --git a/src/features/participant-edit-name/model/useParticipantEditName.ts b/src/features/participant-edit-name/model/useParticipantEditName.ts
index 3cdfd94..8a8c128 100644
--- a/src/features/participant-edit-name/model/useParticipantEditName.ts
+++ b/src/features/participant-edit-name/model/useParticipantEditName.ts
@@ -89,7 +89,7 @@ export function useParticipantEditName(meetingId: string) {
         // 식별을 위해 encodedName을 쿼리로 넘기는 방식을 채택 (간단한 구현)
         const params = new URLSearchParams();
         params.set('name', trimmedName);
-        router.push(`/meet/${meetingId}/edit/date?${params.toString()}`);
+        router.replace(`/meet/${meetingId}/edit/date?${params.toString()}`);
       } else {
         // 실패 케이스: 참여 이력 없음
         setErrorDetails({
diff --git a/src/features/participant-register-date/model/useParticipantRegisterDate.ts b/src/features/participant-register-date/model/useParticipantRegisterDate.ts
index c834c53..7726f93 100644
--- a/src/features/participant-register-date/model/useParticipantRegisterDate.ts
+++ b/src/features/participant-register-date/model/useParticipantRegisterDate.ts
@@ -89,12 +89,16 @@ export function useParticipantRegisterDate(meetingId: string) {
   const successModal = useDisclosure();
 
   const handleBack = () => {
-    router.back();
+    const params = new URLSearchParams();
+    if (participantName) {
+      params.set('name', participantName);
+    }
+    router.replace(`/meet/${meetingId}/register?${params.toString()}`);
   };
 
   const handleSuccessModalClose = () => {
     successModal.close();
-    router.push(`/meet/${meetingId}`);
+    router.replace(`/meet/${meetingId}`);
   };
 
   const handleSubmit = async () => {
diff --git a/src/features/participant-register-name/model/useParticipantRegisterName.ts b/src/features/participant-register-name/model/useParticipantRegisterName.ts
index c81c241..1b571c6 100644
--- a/src/features/participant-register-name/model/useParticipantRegisterName.ts
+++ b/src/features/participant-register-name/model/useParticipantRegisterName.ts
@@ -87,7 +87,7 @@ export function useParticipantRegisterName(meetingId: string) {
         const params = new URLSearchParams();
         params.set('name', trimmedName);
         // [수정] 이동 경로: register/date
-        router.push(`/meet/${meetingId}/register/date?${params.toString()}`);
+        router.replace(`/meet/${meetingId}/register/date?${params.toString()}`);
       }
     } catch (error) {
       console.error('Failed to check participant existence:', error);

From a41ac5061e339fb660dc69ec8219c71c1e42bdd5 Mon Sep 17 00:00:00 2001
From: jaeml06 <jaeml0630@gmail.com>
Date: Wed, 21 Jan 2026 15:45:42 +0900
Subject: [PATCH 4/5] =?UTF-8?q?fix:=20=ED=88=AC=ED=91=9C=20=EC=83=9D?=
 =?UTF-8?q?=EC=84=B1=ED=95=98=EA=B8=B0=20->=20=EB=AA=A8=EC=9E=84=20?=
 =?UTF-8?q?=EC=83=9D=EC=84=B1=ED=95=98=EA=B8=B0=EB=A1=9C=20text=20?=
 =?UTF-8?q?=EB=B3=80=EA=B2=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/app/meet/[meetingId]/ParticipantHeader.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/app/meet/[meetingId]/ParticipantHeader.tsx b/src/app/meet/[meetingId]/ParticipantHeader.tsx
index 3743e33..cba04bc 100644
--- a/src/app/meet/[meetingId]/ParticipantHeader.tsx
+++ b/src/app/meet/[meetingId]/ParticipantHeader.tsx
@@ -43,7 +43,7 @@ export default function ParticipantHeader({
         />
 
         <Menu isOpen={isMenuOpen} onClose={closeMenu} className='top-12 left-4'>
-          <Menu.Item onClick={() => router.push('/')}>투표 생성하기</Menu.Item>
+          <Menu.Item onClick={() => router.push('/')}>모임 생성하기</Menu.Item>
         </Menu>
       </div>
 

From bb658bda257ab7ed29e2aa58ad5f861f8412d590 Mon Sep 17 00:00:00 2001
From: jaeml06 <jaeml0630@gmail.com>
Date: Thu, 22 Jan 2026 14:09:52 +0900
Subject: [PATCH 5/5] =?UTF-8?q?fix:=20=EB=AA=A8=EB=93=A0=20=EB=82=A0?=
 =?UTF-8?q?=EC=A7=9C=EC=97=90=20=EC=B0=B8=EC=97=AC=EA=B0=80=20=EC=96=B4?=
 =?UTF-8?q?=EB=A0=A4=EC=9B=8C=EC=9A=94=20=EC=B2=B4=ED=81=AC=EB=B0=95?=
 =?UTF-8?q?=EC=8A=A4=20=ED=81=B4=EB=A6=AD=20=ED=9B=84,=20=EB=82=A0?=
 =?UTF-8?q?=EC=A7=9C=20=EC=84=A0=ED=83=9D=20=EC=8B=9C=20=EC=9E=90=EB=8F=99?=
 =?UTF-8?q?=EC=9D=98=20=EC=B2=B4=ED=81=AC=EB=B0=95=EC=8A=A4=20=ED=95=B4?=
 =?UTF-8?q?=EC=A0=9C?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../participant-edit-date/model/useParticipantEditDate.ts  | 7 ++++++-
 .../participant-edit-date/ui/ParticipantEditDatePage.tsx   | 5 -----
 .../model/useParticipantRegisterDate.ts                    | 7 ++++++-
 .../ui/ParticipantRegisterDatePage.tsx                     | 5 -----
 4 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/src/features/participant-edit-date/model/useParticipantEditDate.ts b/src/features/participant-edit-date/model/useParticipantEditDate.ts
index 1ae51b8..ba99916 100644
--- a/src/features/participant-edit-date/model/useParticipantEditDate.ts
+++ b/src/features/participant-edit-date/model/useParticipantEditDate.ts
@@ -147,7 +147,12 @@ export function useParticipantEditDate(meetingId: string) {
     isSubmitting,
     isCtaActive,
     handleAllImpossibleChange,
-    onDateClick: handleDateChange, // 어댑터용 (Date[] => void)
+    onDateClick: (dates: Date[]) => {
+      if (isAllImpossible) {
+        setIsAllImpossible(false);
+      }
+      handleDateChange(dates);
+    },
     handleBack,
     handleSubmit,
     isSuccessModalOpen: successModal.isOpen,
diff --git a/src/features/participant-edit-date/ui/ParticipantEditDatePage.tsx b/src/features/participant-edit-date/ui/ParticipantEditDatePage.tsx
index 3310ada..97c55d7 100644
--- a/src/features/participant-edit-date/ui/ParticipantEditDatePage.tsx
+++ b/src/features/participant-edit-date/ui/ParticipantEditDatePage.tsx
@@ -62,11 +62,6 @@ export default function ParticipantEditDatePage({
             availableDates={availableDates}
             showNextMonthTooltip={true}
           />
-
-          {/* 불참 체크 시 캘린더 비활성 (오버레이 처리) */}
-          {isAllImpossible && (
-            <div className='absolute inset-0 z-10 bg-white/50' />
-          )}
         </div>
 
         {/* 2-4. '모든 날짜에 참여가 어려워요' 체크박스 */}
diff --git a/src/features/participant-register-date/model/useParticipantRegisterDate.ts b/src/features/participant-register-date/model/useParticipantRegisterDate.ts
index 7726f93..390779e 100644
--- a/src/features/participant-register-date/model/useParticipantRegisterDate.ts
+++ b/src/features/participant-register-date/model/useParticipantRegisterDate.ts
@@ -138,7 +138,12 @@ export function useParticipantRegisterDate(meetingId: string) {
     isSubmitting,
     isCtaActive,
     handleAllImpossibleChange,
-    onDateClick: handleDateChange,
+    onDateClick: (dates: Date[]) => {
+      if (isAllImpossible) {
+        setIsAllImpossible(false);
+      }
+      handleDateChange(dates);
+    },
     handleBack,
     handleSubmit,
     isSuccessModalOpen: successModal.isOpen,
diff --git a/src/features/participant-register-date/ui/ParticipantRegisterDatePage.tsx b/src/features/participant-register-date/ui/ParticipantRegisterDatePage.tsx
index 05ee7bf..9409c73 100644
--- a/src/features/participant-register-date/ui/ParticipantRegisterDatePage.tsx
+++ b/src/features/participant-register-date/ui/ParticipantRegisterDatePage.tsx
@@ -61,11 +61,6 @@ export default function ParticipantRegisterDatePage({
             availableDates={availableDates}
             showNextMonthTooltip={true}
           />
-
-          {/* 불참 체크 시 캘린더 비활성 (오버레이 처리) */}
-          {isAllImpossible && (
-            <div className='absolute inset-0 z-10 bg-white/50' />
-          )}
         </div>
 
         {/* 2-4. '모든 날짜에 참여가 어려워요' 체크박스 */}