diff --git a/frontend/src/components/StatusSelect.vue b/frontend/src/components/StatusSelect.vue
index e7324f6..32bd5ca 100644
--- a/frontend/src/components/StatusSelect.vue
+++ b/frontend/src/components/StatusSelect.vue
@@ -90,16 +90,16 @@ function pick(v: ChecklistWorkStatus): void {
 .ss-btn {
   display: inline-flex;
   align-items: center;
-  gap: 7px;
-  height: 30px;
-  min-width: 100px;
-  padding: 0 9px 0 11px;
+  gap: 6px;
+  height: 26px;
+  min-width: 86px;
+  padding: 0 8px 0 9px;
   border: 1px solid var(--border-strong);
-  border-radius: 8px;
+  border-radius: 7px;
   background: var(--w);
   color: var(--c);
   font-family: inherit;
-  font-size: 0.781rem;
+  font-size: 0.719rem;
   font-weight: 700;
   cursor: pointer;
   white-space: nowrap;
@@ -108,8 +108,8 @@ function pick(v: ChecklistWorkStatus): void {
   border-color: var(--c);
 }
 .ss-dot {
-  width: 8px;
-  height: 8px;
+  width: 7px;
+  height: 7px;
   border-radius: 50%;
   background: var(--c);
   flex-shrink: 0;
@@ -119,8 +119,8 @@ function pick(v: ChecklistWorkStatus): void {
   text-align: left;
 }
 .ss-chev {
-  width: 14px;
-  height: 14px;
+  width: 13px;
+  height: 13px;
 }
 .ss-menu {
   position: fixed;
diff --git a/frontend/src/components/schedule/ScheduleAvatar.vue b/frontend/src/components/schedule/ScheduleAvatar.vue
index bb5ea62..79fd58c 100644
--- a/frontend/src/components/schedule/ScheduleAvatar.vue
+++ b/frontend/src/components/schedule/ScheduleAvatar.vue
@@ -2,9 +2,11 @@
 // 일정 참석자 아바타 — 사이트 공용 UserAvatar 를 size(px)로 감싸는 얇은 어댑터.
 // 렌더링(이미지/실루엣)은 UserAvatar 가 단일 책임지고, 여기선 크기/원형 래퍼만 담당.
 // (.sa 클래스는 상세 패널 아바타 스택 CSS 의 훅으로 유지)
+// size 는 px 로 받되 rem(÷16)으로 렌더 — 앱 전체 rem 스케일과 정합.
+import { computed } from 'vue'
 import UserAvatar from '@/components/UserAvatar.vue'
 
-withDefaults(
+const props = withDefaults(
   defineProps<{
     name?: string
     avatarUrl?: string | null
@@ -12,12 +14,13 @@ withDefaults(
   }>(),
   { name: '', avatarUrl: null, size: 21 },
 )
+const dim = computed(() => `${props.size / 16}rem`)
 </script>
 
 <template>
   <span
     class="sa"
-    :style="{ width: `${size}px`, height: `${size}px` }"
+    :style="{ width: dim, height: dim }"
   >
     <UserAvatar
       :url="avatarUrl"
diff --git a/frontend/src/components/schedule/ScheduleDetailPanel.vue b/frontend/src/components/schedule/ScheduleDetailPanel.vue
index e79faf0..734ec6a 100644
--- a/frontend/src/components/schedule/ScheduleDetailPanel.vue
+++ b/frontend/src/components/schedule/ScheduleDetailPanel.vue
@@ -227,7 +227,7 @@ const extra = computed(() =>
   top: 0;
   right: 0;
   bottom: 0;
-  width: 360px;
+  width: 22.5rem;
   z-index: 30;
   border-left: 1px solid var(--border);
   background: var(--panel);
@@ -242,15 +242,15 @@ const extra = computed(() =>
   transform: translateX(0);
 }
 .type-chip {
-  font-size: 11px;
+  font-size: 0.6875rem;
   font-weight: 600;
-  padding: 2px 9px;
-  border-radius: 6px;
+  padding: 0.125rem 0.5625rem;
+  border-radius: 0.375rem;
   white-space: nowrap;
   line-height: 1.6;
 }
 .dt-head {
-  padding: 20px 22px 18px;
+  padding: 1.25rem 1.375rem 1.125rem;
   border-bottom: 1px solid var(--border);
   flex-shrink: 0;
 }
@@ -260,8 +260,8 @@ const extra = computed(() =>
   justify-content: space-between;
 }
 .dt-close {
-  width: 30px;
-  height: 30px;
+  width: 1.875rem;
+  height: 1.875rem;
   border-radius: var(--radius-sm);
   border: none;
   background: transparent;
@@ -269,48 +269,48 @@ const extra = computed(() =>
   cursor: pointer;
   display: grid;
   place-items: center;
-  margin-right: -6px;
+  margin-right: -0.375rem;
 }
 .dt-close:hover {
   background: #f1f2f4;
   color: var(--text);
 }
 .dt-close svg {
-  width: 17px;
-  height: 17px;
+  width: 1.0625rem;
+  height: 1.0625rem;
 }
 .dt-head h2 {
-  font-size: 18px;
+  font-size: 1.125rem;
   font-weight: 700;
-  letter-spacing: -0.3px;
+  letter-spacing: -0.0187rem;
   line-height: 1.4;
-  margin: 13px 0 8px;
+  margin: 0.8125rem 0 0.5rem;
   word-break: keep-all;
 }
 .dt-date {
   display: inline-flex;
   align-items: center;
-  gap: 7px;
-  font-size: 13px;
+  gap: 0.4375rem;
+  font-size: 0.8125rem;
   font-weight: 600;
   color: var(--text-2);
 }
 .dt-date svg {
-  width: 15px;
-  height: 15px;
+  width: 0.9375rem;
+  height: 0.9375rem;
   color: var(--text-3);
 }
 .dt-dur {
-  font-size: 11px;
+  font-size: 0.6875rem;
   font-weight: 700;
   color: var(--accent);
   background: var(--accent-weak);
-  border-radius: 5px;
-  padding: 1px 7px;
+  border-radius: 0.3125rem;
+  padding: 0.0625rem 0.4375rem;
   white-space: nowrap;
 }
 .dt-body {
-  padding: 18px 22px 24px;
+  padding: 1.125rem 1.375rem 1.5rem;
   flex: 1;
   min-height: 0;
   overflow-y: auto;
@@ -318,25 +318,25 @@ const extra = computed(() =>
 .dt-list {
   display: flex;
   flex-direction: column;
-  gap: 16px;
+  gap: 1rem;
 }
 .dt-item {
   display: flex;
-  gap: 14px;
+  gap: 0.875rem;
   align-items: flex-start;
 }
 .dt-k {
-  font-size: 12px;
+  font-size: 0.75rem;
   font-weight: 600;
   color: var(--text-3);
-  width: 52px;
+  width: 3.25rem;
   flex-shrink: 0;
-  padding-top: 2px;
+  padding-top: 0.125rem;
 }
 .dt-v {
   flex: 1;
   min-width: 0;
-  font-size: 13.5px;
+  font-size: 0.8438rem;
   font-weight: 500;
   color: var(--text);
   word-break: keep-all;
@@ -349,18 +349,18 @@ const extra = computed(() =>
 }
 .att-stack {
   position: relative;
-  margin: -3px 0;
+  margin: -0.1875rem 0;
 }
 .att-trigger {
   display: inline-flex;
   align-items: center;
-  gap: 9px;
+  gap: 0.5625rem;
   border: none;
   background: none;
   cursor: pointer;
-  padding: 5px 8px 5px 5px;
-  margin: -5px -8px -5px -5px;
-  border-radius: 9px;
+  padding: 0.3125rem 0.5rem 0.3125rem 0.3125rem;
+  margin: -0.3125rem -0.5rem -0.3125rem -0.3125rem;
+  border-radius: 0.5625rem;
 }
 .att-trigger:hover,
 .att-trigger.open {
@@ -372,19 +372,19 @@ const extra = computed(() =>
 }
 .avstack :deep(.sa),
 .avstack .av-more {
-  margin-left: -9px;
+  margin-left: -0.5625rem;
   box-shadow: 0 0 0 2px var(--panel);
 }
 .avstack :deep(.sa):first-child {
   margin-left: 0;
 }
 .av-more {
-  width: 30px;
-  height: 30px;
+  width: 1.875rem;
+  height: 1.875rem;
   border-radius: 50%;
   display: grid;
   place-items: center;
-  font-size: 12px;
+  font-size: 0.75rem;
   font-weight: 700;
   background: #eceef1;
   color: var(--text-2);
@@ -396,36 +396,36 @@ const extra = computed(() =>
   transition: transform 0.15s ease;
 }
 .att-chev svg {
-  width: 15px;
-  height: 15px;
+  width: 0.9375rem;
+  height: 0.9375rem;
 }
 .att-trigger.open .att-chev {
   transform: rotate(180deg);
 }
 .att-panel {
   position: absolute;
-  top: calc(100% + 6px);
+  top: calc(100% + 0.375rem);
   left: 0;
-  min-width: 200px;
-  max-width: 260px;
-  max-height: 240px;
+  min-width: 12.5rem;
+  max-width: 16.25rem;
+  max-height: 15rem;
   overflow-y: auto;
   z-index: 20;
   background: var(--panel);
   border: 1px solid var(--border);
-  border-radius: 10px;
+  border-radius: 0.625rem;
   box-shadow: var(--shadow-md);
-  padding: 5px;
+  padding: 0.3125rem;
 }
 .att-row {
   display: flex;
   align-items: center;
-  gap: 9px;
-  font-size: 13px;
+  gap: 0.5625rem;
+  font-size: 0.8125rem;
   font-weight: 500;
   color: var(--text);
-  padding: 6px 8px;
-  border-radius: 6px;
+  padding: 0.375rem 0.5rem;
+  border-radius: 0.375rem;
   white-space: nowrap;
 }
 .att-row:hover {
@@ -433,27 +433,27 @@ const extra = computed(() =>
 }
 .dt-foot {
   flex-shrink: 0;
-  padding: 14px 22px;
+  padding: 0.875rem 1.375rem;
   border-top: 1px solid var(--border);
   background: var(--panel);
 }
 .dt-actions {
   display: flex;
-  gap: 8px;
+  gap: 0.5rem;
 }
 .dt-actions .btn {
   flex: 1;
   justify-content: center;
-  height: 36px;
+  height: 2.25rem;
 }
 .dt-actions .btn.icon-only {
   flex: 0 0 auto;
   padding: 0;
-  width: 36px;
+  width: 2.25rem;
 }
 .btn {
   border-radius: var(--radius);
-  font-size: 13.5px;
+  font-size: 0.8438rem;
   font-weight: 600;
   border: 1px solid var(--border-strong);
   background: var(--panel);
@@ -461,7 +461,7 @@ const extra = computed(() =>
   cursor: pointer;
   display: inline-flex;
   align-items: center;
-  gap: 6px;
+  gap: 0.375rem;
   line-height: 1;
   white-space: nowrap;
 }
@@ -470,8 +470,8 @@ const extra = computed(() =>
   color: var(--text);
 }
 .btn svg {
-  width: 15px;
-  height: 15px;
+  width: 0.9375rem;
+  height: 0.9375rem;
 }
 .btn.danger {
   background: #fff;
diff --git a/frontend/src/components/schedule/ScheduleEventModal.vue b/frontend/src/components/schedule/ScheduleEventModal.vue
index 7023675..72098b5 100644
--- a/frontend/src/components/schedule/ScheduleEventModal.vue
+++ b/frontend/src/components/schedule/ScheduleEventModal.vue
@@ -418,20 +418,20 @@ function submit(): void {
   height: 0.9375rem;
 }
 .ms-all {
-  /* 참석자 아바타(ScheduleAvatar :size="20" = 20px)와 동일 크기 */
-  width: 20px;
-  height: 20px;
+  /* 참석자 아바타(ScheduleAvatar :size="20" = 1.25rem)와 동일 크기 */
+  width: 1.25rem;
+  height: 1.25rem;
   border-radius: 50%;
   display: grid;
   place-items: center;
-  font-size: 9px;
+  font-size: 0.5625rem;
   font-weight: 700;
   color: #fff;
   background: #9298a3;
   flex-shrink: 0;
 }
 .ms-div {
-  height: 1px;
+  height: 0.0625rem;
   background: var(--border);
   margin: 0.25rem 0.125rem;
 }
diff --git a/frontend/src/components/schedule/ScheduleTimeline.vue b/frontend/src/components/schedule/ScheduleTimeline.vue
index 8c0f4c0..b71c04f 100644
--- a/frontend/src/components/schedule/ScheduleTimeline.vue
+++ b/frontend/src/components/schedule/ScheduleTimeline.vue
@@ -222,7 +222,7 @@ function onBodyScroll(): void {
   flex-direction: column;
   overflow: hidden;
   border: 1px solid var(--border);
-  border-radius: 12px;
+  border-radius: 0.75rem;
   box-shadow: var(--shadow-sm);
 }
 .tl-head-scroll {
@@ -254,27 +254,27 @@ function onBodyScroll(): void {
   display: flex;
   align-items: center;
   justify-content: center;
-  gap: 7px;
-  padding: 9px 8px;
+  gap: 0.4375rem;
+  padding: 0.5625rem 0.5rem;
   text-align: center;
   border-left: 1px solid var(--border);
 }
 .tl-dayhead .sdow {
-  font-size: 12px;
+  font-size: 0.75rem;
   font-weight: 600;
   color: var(--text-3);
-  letter-spacing: 0.2px;
+  letter-spacing: 0.0125rem;
 }
 .tl-dayhead .sd {
   display: inline-grid;
   place-items: center;
-  min-width: 26px;
-  height: 26px;
-  padding: 0 5px;
-  font-size: 15px;
+  min-width: 1.625rem;
+  height: 1.625rem;
+  padding: 0 0.3125rem;
+  font-size: 0.9375rem;
   font-weight: 700;
-  letter-spacing: -0.3px;
-  border-radius: 13px;
+  letter-spacing: -0.0187rem;
+  border-radius: 0.8125rem;
 }
 .tl-dayhead.is-today .sdow {
   color: var(--accent);
@@ -301,9 +301,9 @@ function onBodyScroll(): void {
 .tl-label {
   display: flex;
   align-items: center;
-  gap: 9px;
-  padding: 0 8px 0 14px;
-  font-size: 13.5px;
+  gap: 0.5625rem;
+  padding: 0 0.5rem 0 0.875rem;
+  font-size: 0.8438rem;
   font-weight: 600;
   color: var(--text);
   position: sticky;
@@ -314,9 +314,9 @@ function onBodyScroll(): void {
   white-space: nowrap;
 }
 .tl-label .dot {
-  width: 11px;
-  height: 11px;
-  border-radius: 3px;
+  width: 0.6875rem;
+  height: 0.6875rem;
+  border-radius: 0.1875rem;
   flex-shrink: 0;
 }
 .tl-label .ll-name {
@@ -333,12 +333,12 @@ function onBodyScroll(): void {
   left: 0;
   display: inline-flex;
   align-items: center;
-  gap: 7px;
-  padding: 11px 14px;
+  gap: 0.4375rem;
+  padding: 0.6875rem 0.875rem;
   background: var(--panel);
   border: none;
   font-family: inherit;
-  font-size: 13px;
+  font-size: 0.8125rem;
   font-weight: 600;
   color: var(--text-3);
   cursor: pointer;
@@ -347,8 +347,8 @@ function onBodyScroll(): void {
   color: var(--accent);
 }
 .tl-addcat svg {
-  width: 15px;
-  height: 15px;
+  width: 0.9375rem;
+  height: 0.9375rem;
 }
 
 .tl-track {
@@ -372,19 +372,19 @@ function onBodyScroll(): void {
 .tl-bars {
   position: relative;
   display: grid;
-  row-gap: 7px;
+  row-gap: 0.4375rem;
   column-gap: 0;
-  padding: 9px 0;
+  padding: 0.5625rem 0;
 }
 .tl-bar {
   display: flex;
   flex-direction: column;
   justify-content: center;
-  gap: 1px;
-  margin: 0 6px;
-  padding: 0 11px;
+  gap: 0.0625rem;
+  margin: 0 0.375rem;
+  padding: 0 0.6875rem;
   height: 100%;
-  border-radius: 7px;
+  border-radius: 0.4375rem;
   background: var(--bar-weak);
   border-left: 3px solid var(--bar-color);
   cursor: pointer;
@@ -395,10 +395,10 @@ function onBodyScroll(): void {
 }
 .tl-bar:hover {
   box-shadow: 0 3px 10px rgba(20, 24, 33, 0.13);
-  transform: translateY(-1px);
+  transform: translateY(-0.0625rem);
 }
 .tl-bar .bt {
-  font-size: 12.5px;
+  font-size: 0.7813rem;
   font-weight: 600;
   color: var(--text);
   line-height: 1.3;
@@ -413,10 +413,10 @@ function onBodyScroll(): void {
   display: flex;
   align-items: center;
   justify-content: center;
-  gap: 10px;
-  padding: 40px;
+  gap: 0.625rem;
+  padding: 2.5rem;
   color: var(--text-3);
-  font-size: 13.5px;
+  font-size: 0.8438rem;
   text-align: center;
 }
 </style>
diff --git a/frontend/src/components/schedule/ScheduleTypeFilter.vue b/frontend/src/components/schedule/ScheduleTypeFilter.vue
index d7da7a5..336fd90 100644
--- a/frontend/src/components/schedule/ScheduleTypeFilter.vue
+++ b/frontend/src/components/schedule/ScheduleTypeFilter.vue
@@ -207,39 +207,39 @@ const allOn = computed(
 }
 .filter-menu {
   position: absolute;
-  top: calc(100% + 7px);
+  top: calc(100% + 0.4375rem);
   right: 0;
   z-index: 60;
-  width: 264px;
+  width: 16.5rem;
   background: var(--panel);
   border: 1px solid var(--border);
-  border-radius: 10px;
+  border-radius: 0.625rem;
   box-shadow: var(--shadow-pop);
-  padding: 6px;
+  padding: 0.375rem;
 }
 .fm-head {
   display: flex;
   align-items: center;
   justify-content: space-between;
-  padding: 7px 8px 9px;
+  padding: 0.4375rem 0.5rem 0.5625rem;
 }
 .fm-head > span {
-  font-size: 11px;
+  font-size: 0.6875rem;
   font-weight: 700;
   color: var(--text-3);
-  letter-spacing: 0.3px;
+  letter-spacing: 0.0187rem;
   white-space: nowrap;
 }
 .fm-all {
   border: none;
   background: none;
   font-family: inherit;
-  font-size: 12px;
+  font-size: 0.75rem;
   font-weight: 600;
   color: var(--accent);
   cursor: pointer;
-  padding: 2px 5px;
-  border-radius: 4px;
+  padding: 0.125rem 0.3125rem;
+  border-radius: 0.25rem;
   white-space: nowrap;
 }
 .fm-all:hover {
@@ -248,13 +248,13 @@ const allOn = computed(
 .fm-list {
   display: flex;
   flex-direction: column;
-  max-height: 320px;
+  max-height: 20rem;
   overflow-y: auto;
 }
 .fm-item {
   display: flex;
   align-items: center;
-  border-radius: 6px;
+  border-radius: 0.375rem;
 }
 .fm-item:hover {
   background: #f4f5f7;
@@ -264,20 +264,20 @@ const allOn = computed(
   min-width: 0;
   display: flex;
   align-items: center;
-  gap: 9px;
+  gap: 0.5625rem;
   border: none;
   background: none;
   font-family: inherit;
-  font-size: 13px;
+  font-size: 0.8125rem;
   font-weight: 600;
-  padding: 8px;
+  padding: 0.5rem;
   cursor: pointer;
   text-align: left;
 }
 .fm-tog .dot {
-  width: 10px;
-  height: 10px;
-  border-radius: 3px;
+  width: 0.625rem;
+  height: 0.625rem;
+  border-radius: 0.1875rem;
   flex-shrink: 0;
 }
 .fm-tog .fm-label {
@@ -289,21 +289,21 @@ const allOn = computed(
   white-space: nowrap;
 }
 .fm-tog .fm-ct {
-  font-size: 11px;
+  font-size: 0.6875rem;
   font-weight: 700;
   color: var(--text-3);
 }
 .fm-tog .fm-check {
-  width: 16px;
-  height: 16px;
+  width: 1rem;
+  height: 1rem;
   flex-shrink: 0;
   color: var(--accent);
   display: grid;
   place-items: center;
 }
 .fm-tog .fm-check svg {
-  width: 15px;
-  height: 15px;
+  width: 0.9375rem;
+  height: 0.9375rem;
 }
 .fm-item:not(.on) .fm-label {
   color: var(--text-3);
@@ -313,19 +313,19 @@ const allOn = computed(
 }
 .fm-acts {
   display: none;
-  gap: 1px;
-  padding-right: 5px;
+  gap: 0.0625rem;
+  padding-right: 0.3125rem;
 }
 .fm-item:hover .fm-acts {
   display: flex;
 }
 .fm-act {
-  width: 25px;
-  height: 25px;
+  width: 1.5625rem;
+  height: 1.5625rem;
   border: none;
   background: transparent;
   color: var(--text-3);
-  border-radius: 5px;
+  border-radius: 0.3125rem;
   cursor: pointer;
   display: grid;
   place-items: center;
@@ -335,30 +335,30 @@ const allOn = computed(
   color: var(--text);
 }
 .fm-act svg {
-  width: 13px;
-  height: 13px;
+  width: 0.8125rem;
+  height: 0.8125rem;
 }
 .fm-add {
   display: flex;
   align-items: center;
-  gap: 7px;
+  gap: 0.4375rem;
   width: 100%;
   border: none;
   border-top: 1px solid var(--border);
   background: none;
   font-family: inherit;
-  font-size: 13px;
+  font-size: 0.8125rem;
   font-weight: 600;
   color: var(--accent);
-  padding: 10px 8px 6px;
-  margin-top: 4px;
+  padding: 0.625rem 0.5rem 0.375rem;
+  margin-top: 0.25rem;
   cursor: pointer;
 }
 .fm-add:hover {
   color: var(--accent-hover);
 }
 .fm-add svg {
-  width: 15px;
-  height: 15px;
+  width: 0.9375rem;
+  height: 0.9375rem;
 }
 </style>
diff --git a/frontend/src/pages/relay/SchedulePage.vue b/frontend/src/pages/relay/SchedulePage.vue
index c8f9198..f3497a1 100644
--- a/frontend/src/pages/relay/SchedulePage.vue
+++ b/frontend/src/pages/relay/SchedulePage.vue
@@ -222,7 +222,10 @@ async function onDeleteCategory(id: string): Promise<void> {
   align-items: center;
   /* 프로젝트 목록 등 전역 .toolbar 와 동일한 컨트롤 간격 */
   gap: 0.625rem;
-  padding: 11px 24px;
+  /* 가로 여백은 .page(0 1.5rem)·콘텐츠 영역과 동일하게 1.5rem */
+  padding: 0.6875rem 1.5rem;
+  /* 전역 .toolbar 의 margin-bottom(0.875rem) 상속 차단 — 고정 바라 여분 마진 불필요 */
+  margin-bottom: 0;
   flex-shrink: 0;
   border-bottom: 1px solid var(--border);
   background: var(--panel);
@@ -230,14 +233,14 @@ async function onDeleteCategory(id: string): Promise<void> {
 .datenav {
   display: flex;
   align-items: center;
-  gap: 8px;
+  gap: 0.5rem;
 }
 .datenav .range {
-  font-size: 15.5px;
+  font-size: 0.969rem;
   font-weight: 700;
-  letter-spacing: -0.3px;
+  letter-spacing: -0.01875rem;
   white-space: nowrap;
-  margin: 0 6px;
+  margin: 0 0.375rem;
 }
 .navgroup {
   display: flex;
@@ -250,8 +253,8 @@ async function onDeleteCategory(id: string): Promise<void> {
   margin-left: -1px;
 }
 .navbtn {
-  width: 32px;
-  height: 32px;
+  width: 2rem;
+  height: 2rem;
   border: 1px solid var(--border-strong);
   background: #fff;
   color: var(--text-2);
@@ -265,8 +268,8 @@ async function onDeleteCategory(id: string): Promise<void> {
   z-index: 1;
 }
 .navbtn svg {
-  width: 16px;
-  height: 16px;
+  width: 1rem;
+  height: 1rem;
 }
 .spacer {
   flex: 1;
@@ -285,7 +288,8 @@ async function onDeleteCategory(id: string): Promise<void> {
   min-width: 0;
   overflow: hidden;
   display: flex;
-  padding: 18px 24px 28px;
+  /* 콘텐츠 영역 상하좌우 여백 통일(1.5rem) — 툴바 가로 여백·.page 와 일치 */
+  padding: 1.5rem;
 }
 .detail-backdrop {
   position: absolute;
diff --git a/frontend/src/pages/relay/TaskDetailPage.vue b/frontend/src/pages/relay/TaskDetailPage.vue
index 5554123..1511035 100644
--- a/frontend/src/pages/relay/TaskDetailPage.vue
+++ b/frontend/src/pages/relay/TaskDetailPage.vue
@@ -314,7 +314,13 @@ const CAT_COLOR: Record<ChecklistCategory, string> = {
   보안: '#dc2626',
   부가: '#b7791f',
 }
-type CatTab = ChecklistCategory | 'all'
+// 보고서 모달 탭 — 카테고리(전체 탭 없음). 기본 탭은 항목이 있는 첫 분류.
+type CatTab = ChecklistCategory
+function firstCat(items: { category: ChecklistCategory }[]): ChecklistCategory {
+  return (
+    CHECKLIST_CATEGORIES.find((c) => items.some((i) => i.category === c)) ?? '필수'
+  )
+}
 
 // KST(UTC+9) 기준 'yyyy-MM-dd' — '당일' 판정
 function kstDate(iso: string | Date): string {
@@ -349,12 +355,11 @@ const reportItems = ref<
 >([])
 const reportNote = ref('')
 const reportSubmitting = ref(false)
-const writeTab = ref<CatTab>('all')
+const writeTab = ref<CatTab>('필수')
 
 function openReportForm(cp: TaskCheckpointView) {
   if (!task.value) return
   reportingCpId.value = cp.id
-  writeTab.value = 'all'
   // 현재(마지막 보고) 상태로 프리필
   reportItems.value = task.value.checklist
     .filter((c) => c.id)
@@ -364,16 +369,11 @@ function openReportForm(cp: TaskCheckpointView) {
       category: c.category,
       workStatus: c.workStatus ?? 'todo',
     }))
+  writeTab.value = firstCat(reportItems.value)
   reportNote.value = ''
 }
-// 작성 모달 — 탭별 그룹/개수/요약
+// 작성 모달 — 선택 분류의 그룹/개수/요약
 const writeGroups = computed(() => {
-  if (writeTab.value === 'all') {
-    return CHECKLIST_CATEGORIES.map((c) => ({
-      cat: c,
-      items: reportItems.value.filter((i) => i.category === c),
-    })).filter((g) => g.items.length)
-  }
   const c = writeTab.value
   return [{ cat: c, items: reportItems.value.filter((i) => i.category === c) }]
 })
@@ -387,11 +387,7 @@ const writeSummary = computed(() =>
   })),
 )
 // 현재 탭에서 보이는 항목 수(0이면 빈 안내 표시)
-const writeVisible = computed(() =>
-  writeTab.value === 'all'
-    ? reportItems.value.length
-    : writeCatCount(writeTab.value),
-)
+const writeVisible = computed(() => writeCatCount(writeTab.value))
 function cancelReportForm() {
   reportingCpId.value = null
   reportItems.value = []
@@ -418,33 +414,24 @@ async function submitReport() {
 
 // --- 보고 기록 열람(모달) — 전체/카테고리 탭 ---
 const openedReport = ref<CheckpointReportView | null>(null)
-const viewTab = ref<CatTab>('all')
+const viewTab = ref<CatTab>('필수')
 // 보고 완료 체크포인트 클릭 → 해당 체크포인트의 최신 보고를 모달로 연다
 function openReportModal(cp: TaskCheckpointView) {
   const r = task.value?.checkpointReports.find((x) => x.checkpointId === cp.id)
   if (!r) return
   openedReport.value = r
-  viewTab.value = 'all'
+  viewTab.value = firstCat(r.items)
 }
 const viewItems = computed(() => openedReport.value?.items ?? [])
 const viewGroups = computed(() => {
-  const items = viewItems.value
-  if (viewTab.value === 'all') {
-    return CHECKLIST_CATEGORIES.map((c) => ({
-      cat: c,
-      items: items.filter((i) => i.category === c),
-    })).filter((g) => g.items.length)
-  }
   const c = viewTab.value
-  return [{ cat: c, items: items.filter((i) => i.category === c) }]
+  return [{ cat: c, items: viewItems.value.filter((i) => i.category === c) }]
 })
 function viewCatCount(cat: ChecklistCategory): number {
   return viewItems.value.filter((i) => i.category === cat).length
 }
 // 현재 탭에서 보이는 항목 수(0이면 빈 안내 표시)
-const viewVisible = computed(() =>
-  viewTab.value === 'all' ? viewItems.value.length : viewCatCount(viewTab.value),
-)
+const viewVisible = computed(() => viewCatCount(viewTab.value))
 const reporterInitial = computed(() => openedReport.value?.reporterName?.[0] ?? '?')
 // 담당자 액션 카드 테마(시안): changes→빨강 / review→앰버 / done→초록 / 그 외→accent
 const assigneeCardClass = computed(() => {
@@ -1674,14 +1661,6 @@ function badgeFor(name: string | undefined): { label: string; cls: string } {
             class="pr-tabs"
             role="tablist"
           >
-            <button
-              type="button"
-              class="pr-tab"
-              :class="{ on: viewTab === 'all' }"
-              @click="viewTab = 'all'"
-            >
-              전체<span class="pr-tct">{{ viewItems.length }}</span>
-            </button>
             <button
               v-for="c in CHECKLIST_CATEGORIES"
               :key="c"
@@ -1702,15 +1681,6 @@ function badgeFor(name: string | undefined): { label: string; cls: string } {
               v-for="g in viewGroups"
               :key="g.cat"
             >
-              <div
-                v-if="viewTab === 'all'"
-                class="pr-ghead"
-              >
-                <span
-                  class="pr-gdot"
-                  :style="{ background: CAT_COLOR[g.cat] }"
-                />{{ g.cat }}<span class="pr-gct">· {{ g.items.length }}</span>
-              </div>
               <div
                 v-for="(it, i) in g.items"
                 :key="g.cat + '-' + i"
@@ -1733,7 +1703,7 @@ function badgeFor(name: string | undefined): { label: string; cls: string } {
               v-if="viewVisible === 0"
               class="pr-empty"
             >
-              {{ viewTab === 'all' ? '보고된 항목이 없습니다.' : `'${viewTab}' 분류에 항목이 없습니다.` }}
+              '{{ viewTab }}' 분류에 항목이 없습니다.
             </div>
           </div>
 
@@ -1810,14 +1780,6 @@ function badgeFor(name: string | undefined): { label: string; cls: string } {
             class="pr-tabs"
             role="tablist"
           >
-            <button
-              type="button"
-              class="pr-tab"
-              :class="{ on: writeTab === 'all' }"
-              @click="writeTab = 'all'"
-            >
-              전체<span class="pr-tct">{{ reportItems.length }}</span>
-            </button>
             <button
               v-for="c in CHECKLIST_CATEGORIES"
               :key="c"
@@ -1838,15 +1800,6 @@ function badgeFor(name: string | undefined): { label: string; cls: string } {
               v-for="g in writeGroups"
               :key="g.cat"
             >
-              <div
-                v-if="writeTab === 'all'"
-                class="pr-ghead"
-              >
-                <span
-                  class="pr-gdot"
-                  :style="{ background: CAT_COLOR[g.cat] }"
-                />{{ g.cat }}<span class="pr-gct">· {{ g.items.length }}</span>
-              </div>
               <div
                 v-for="it in g.items"
                 :key="it.id"
@@ -1861,7 +1814,7 @@ function badgeFor(name: string | undefined): { label: string; cls: string } {
               v-if="writeVisible === 0"
               class="pr-empty"
             >
-              {{ writeTab === 'all' ? '보고할 할 일이 없습니다. 메모만 전송됩니다.' : `'${writeTab}' 분류에 할 일이 없습니다.` }}
+              '{{ writeTab }}' 분류에 할 일이 없습니다.
             </div>
           </div>
 
@@ -3807,24 +3760,6 @@ a.file-info {
   padding: 0 1.5rem 0.5rem;
   border-top: 1px solid var(--border);
 }
-.pr-ghead {
-  display: flex;
-  align-items: center;
-  gap: 0.5rem;
-  padding: 1rem 0.125rem 0.4375rem;
-  font-size: 0.719rem;
-  font-weight: 700;
-  color: var(--text-3);
-}
-.pr-ghead .pr-gdot {
-  width: 0.5rem;
-  height: 0.5rem;
-  border-radius: 50%;
-}
-.pr-ghead .pr-gct {
-  color: var(--text-3);
-  font-weight: 600;
-}
 .pr-task,
 .pr-titem {
   display: flex;
@@ -3947,6 +3882,8 @@ a.file-info {
   gap: 0.75rem;
   padding: 0.875rem 1.5rem;
   border-top: 1px solid var(--border);
+  /* 다른 모달 푸터(BaseModal .bm-foot)와 동일한 배경 */
+  background: #fafbfc;
 }
 .pr-foot .pr-sp {
   flex: 1;