diff --git a/app/game-frontend/src/components/main/CommandListPanel.vue b/app/game-frontend/src/components/main/CommandListPanel.vue
index 89ae347..806626e 100644
--- a/app/game-frontend/src/components/main/CommandListPanel.vue
+++ b/app/game-frontend/src/components/main/CommandListPanel.vue
@@ -1,10 +1,13 @@
 <script setup lang="ts">
-import { computed } from 'vue';
-import SkeletonLines from '../ui/SkeletonLines.vue';
+import { ref } from 'vue';
+import CommandSelectForm from './CommandSelectForm.vue';
 
 interface TurnCommandAvailability {
+    key: string;
     name: string;
-    status: string;
+    status: 'available' | 'blocked' | 'needsInput' | 'unknown';
+    possible: boolean;
+    reason?: string;
 }
 
 interface TurnCommandGroup {
@@ -22,81 +25,39 @@ const props = defineProps<{
     loading: boolean;
 }>();
 
-const generalGroups = computed(() => props.commandTable?.general ?? []);
-const nationGroups = computed(() => props.commandTable?.nation ?? []);
+const activeCategory = ref('');
 
-const takePreview = (group: TurnCommandGroup): TurnCommandAvailability[] => group.values.slice(0, 6);
+const handleSelect = (commandKey: string) => {
+    void commandKey;
+};
 </script>
 
 <template>
-    <div class="command-list">
-        <div v-if="props.loading">
-            <SkeletonLines :lines="5" />
-        </div>
-        <div v-else-if="!props.commandTable" class="empty">
-            명령 목록을 불러오지 못했습니다.
-        </div>
-        <div v-else class="command-body">
-            <div class="group" v-for="group in generalGroups" :key="`g-${group.category}`">
-                <div class="group-title">{{ group.category }}</div>
-                <div class="commands">
-                    <span v-for="command in takePreview(group)" :key="command.name" class="command">
-                        {{ command.name }}
-                    </span>
-                </div>
-            </div>
-            <div v-if="nationGroups.length" class="divider">국가 명령</div>
-            <div class="group" v-for="group in nationGroups" :key="`n-${group.category}`">
-                <div class="group-title">{{ group.category }}</div>
-                <div class="commands">
-                    <span v-for="command in takePreview(group)" :key="command.name" class="command">
-                        {{ command.name }}
-                    </span>
-                </div>
-            </div>
+    <div class="command-panel">
+        <CommandSelectForm
+            :command-table="props.commandTable"
+            :loading="props.loading"
+            :active-category="activeCategory"
+            @update:active-category="activeCategory = $event"
+            @select="handleSelect"
+        />
+        <div class="command-placeholder">
+            선택한 명령의 상세/예약 UI는 추후 이식 예정
         </div>
     </div>
 </template>
 
 <style scoped>
-.command-list {
+.command-panel {
     display: flex;
     flex-direction: column;
     gap: 12px;
 }
 
-.group {
-    display: flex;
-    flex-direction: column;
-    gap: 6px;
-}
-
-.group-title {
-    font-size: 0.85rem;
-    color: rgba(232, 221, 196, 0.75);
-}
-
-.commands {
-    display: flex;
-    flex-wrap: wrap;
-    gap: 6px;
-}
-
-.command {
-    padding: 2px 6px;
-    border: 1px solid rgba(201, 164, 90, 0.35);
+.command-placeholder {
+    border: 1px dashed rgba(201, 164, 90, 0.3);
+    padding: 8px;
     font-size: 0.75rem;
-}
-
-.divider {
-    margin-top: 8px;
-    padding-top: 8px;
-    border-top: 1px dashed rgba(201, 164, 90, 0.3);
-    font-size: 0.8rem;
-    color: rgba(232, 221, 196, 0.7);
-}
-
-.empty {
     color: rgba(232, 221, 196, 0.6);
 }
 </style>
diff --git a/app/game-frontend/src/components/main/CommandSelectForm.vue b/app/game-frontend/src/components/main/CommandSelectForm.vue
new file mode 100644
index 0000000..885dcfa
--- /dev/null
+++ b/app/game-frontend/src/components/main/CommandSelectForm.vue
@@ -0,0 +1,208 @@
+<script setup lang="ts">
+import { computed, ref, watch } from 'vue';
+import SkeletonLines from '../ui/SkeletonLines.vue';
+
+type CommandAvailability = {
+    key: string;
+    name: string;
+    status: 'available' | 'blocked' | 'needsInput' | 'unknown';
+    possible: boolean;
+    reason?: string;
+};
+
+type CommandGroup = {
+    category: string;
+    values: CommandAvailability[];
+};
+
+type CommandTable = {
+    general: CommandGroup[];
+    nation: CommandGroup[];
+};
+
+const props = defineProps<{
+    commandTable: CommandTable | null;
+    loading: boolean;
+    activeCategory?: string;
+}>();
+
+const emit = defineEmits<{
+    (event: 'select', commandKey: string): void;
+    (event: 'update:activeCategory', category: string): void;
+}>();
+
+const categories = computed(() => {
+    if (!props.commandTable) {
+        return [] as Array<{ label: string; category: string; groupType: 'general' | 'nation' }>;
+    }
+    const general = props.commandTable.general.map((group) => ({
+        label: group.category,
+        category: group.category,
+        groupType: 'general' as const,
+    }));
+    const nation = props.commandTable.nation.map((group) => ({
+        label: `국가:${group.category}`,
+        category: group.category,
+        groupType: 'nation' as const,
+    }));
+    return [...general, ...nation];
+});
+
+const selectedCategory = ref('');
+const selectedGroup = computed(() => {
+    if (!props.commandTable) {
+        return null;
+    }
+    const base = props.commandTable.general.find((group) => group.category === selectedCategory.value);
+    if (base) {
+        return base;
+    }
+    return props.commandTable.nation.find((group) => group.category === selectedCategory.value) ?? null;
+});
+
+watch(
+    () => props.activeCategory,
+    (value) => {
+        if (value) {
+            selectedCategory.value = value;
+        }
+    }
+);
+
+watch(
+    categories,
+    (list) => {
+        if (!list.length) {
+            selectedCategory.value = '';
+            return;
+        }
+        if (!list.some((item) => item.category === selectedCategory.value)) {
+            selectedCategory.value = list[0].category;
+        }
+    },
+    { immediate: true }
+);
+
+watch(selectedCategory, (value) => {
+    if (value) {
+        emit('update:activeCategory', value);
+    }
+});
+
+const statusLabel = (command: CommandAvailability) => {
+    if (command.status === 'available') {
+        return '가능';
+    }
+    if (command.status === 'needsInput') {
+        return '입력 필요';
+    }
+    if (command.status === 'blocked') {
+        return '불가';
+    }
+    return '확인 필요';
+};
+</script>
+
+<template>
+    <div class="command-form">
+        <div v-if="props.loading">
+            <SkeletonLines :lines="4" />
+        </div>
+        <div v-else-if="!props.commandTable" class="empty">
+            명령 목록을 불러오지 못했습니다.
+        </div>
+        <div v-else>
+            <div class="category-list">
+                <button
+                    v-for="category in categories"
+                    :key="category.label"
+                    :class="['category-btn', { active: selectedCategory === category.category }]"
+                    @click="selectedCategory = category.category"
+                >
+                    {{ category.label }}
+                </button>
+            </div>
+            <div v-if="!selectedGroup" class="empty">명령이 없습니다.</div>
+            <div v-else class="command-grid">
+                <button
+                    v-for="command in selectedGroup.values"
+                    :key="command.key"
+                    :class="[
+                        'command-item',
+                        command.status === 'available' ? 'ok' : '',
+                        command.status === 'blocked' ? 'blocked' : '',
+                    ]"
+                    :disabled="!command.possible"
+                    @click="emit('select', command.key)"
+                >
+                    <span class="command-name">{{ command.name }}</span>
+                    <span class="command-status">{{ statusLabel(command) }}</span>
+                </button>
+            </div>
+        </div>
+    </div>
+</template>
+
+<style scoped>
+.command-form {
+    display: flex;
+    flex-direction: column;
+    gap: 12px;
+}
+
+.category-list {
+    display: grid;
+    grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
+    gap: 6px;
+}
+
+.category-btn {
+    border: 1px solid rgba(201, 164, 90, 0.4);
+    padding: 6px 8px;
+    font-size: 0.75rem;
+    cursor: pointer;
+}
+
+.category-btn.active {
+    background: rgba(201, 164, 90, 0.2);
+}
+
+.command-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
+    gap: 6px;
+}
+
+.command-item {
+    border: 1px solid rgba(201, 164, 90, 0.3);
+    padding: 6px;
+    display: flex;
+    flex-direction: column;
+    gap: 4px;
+    text-align: left;
+    font-size: 0.75rem;
+    cursor: pointer;
+}
+
+.command-item.ok {
+    border-color: rgba(201, 164, 90, 0.6);
+}
+
+.command-item.blocked {
+    opacity: 0.5;
+    cursor: not-allowed;
+}
+
+.command-name {
+    font-weight: 600;
+}
+
+.command-status {
+    font-size: 0.7rem;
+    color: rgba(232, 221, 196, 0.6);
+}
+
+.empty {
+    color: rgba(232, 221, 196, 0.6);
+}
+</style>
diff --git a/app/game-frontend/src/components/main/MapViewer.vue b/app/game-frontend/src/components/main/MapViewer.vue
index a996dc9..668dce6 100644
--- a/app/game-frontend/src/components/main/MapViewer.vue
+++ b/app/game-frontend/src/components/main/MapViewer.vue
@@ -1,21 +1,77 @@
 <script setup lang="ts">
+import { computed, ref } from 'vue';
 import SkeletonLines from '../ui/SkeletonLines.vue';
 
 interface MapSummary {
     year: number;
     month: number;
-    cityList: unknown[];
-    nationList: unknown[];
+    cityList: [number, number, number, number, number, number][];
+    nationList: [number, string, string, number][];
+    myCity?: number | null;
+    myNation?: number | null;
 }
 
 const props = defineProps<{
     mapData: MapSummary | null;
     loading: boolean;
 }>();
+
+const showCityName = ref(true);
+const detailMode = ref(false);
+
+const nationById = computed(() => {
+    const map = new Map<number, { name: string; color: string }>();
+    if (!props.mapData) {
+        return map;
+    }
+    for (const nation of props.mapData.nationList) {
+        const [id, name, color] = nation;
+        map.set(id, { name, color });
+    }
+    return map;
+});
+
+const cityEntries = computed(() => {
+    if (!props.mapData) {
+        return [];
+    }
+    return props.mapData.cityList.map((entry) => {
+        const [id, level, state, nationId, region, supplyFlag] = entry;
+        const nation = nationById.value.get(nationId);
+        return {
+            id,
+            level,
+            state,
+            nationId,
+            region,
+            supply: supplyFlag > 0,
+            nationName: nation?.name ?? '무주',
+            color: nation?.color ?? '#444444',
+        };
+    });
+});
+
+const mapSummary = computed(() => {
+    if (!props.mapData) {
+        return '';
+    }
+    return `${props.mapData.year}년 ${props.mapData.month}월`;
+});
 </script>
 
 <template>
     <div class="map-viewer">
+        <div class="map-top">
+            <div class="map-title">{{ mapSummary }}</div>
+            <div class="map-controls">
+                <button class="map-toggle" :class="{ active: showCityName }" @click="showCityName = !showCityName">
+                    도시명
+                </button>
+                <button class="map-toggle" :class="{ active: detailMode }" @click="detailMode = !detailMode">
+                    상세
+                </button>
+            </div>
+        </div>
         <div v-if="props.loading">
             <SkeletonLines :lines="4" />
         </div>
@@ -23,12 +79,27 @@ const props = defineProps<{
             지도 데이터를 불러오지 못했습니다.
         </div>
         <div v-else class="map-body">
-            <div class="map-meta">
-                <span>연월: {{ props.mapData.year }}년 {{ props.mapData.month }}월</span>
-                <span>도시 {{ props.mapData.cityList.length }}</span>
-                <span>세력 {{ props.mapData.nationList.length }}</span>
+            <div class="map-placeholder">
+                <div class="map-placeholder-text">레거시 지도 렌더러 이식 대기</div>
+                <div class="map-meta">
+                    <span>도시 {{ props.mapData.cityList.length }}</span>
+                    <span>세력 {{ props.mapData.nationList.length }}</span>
+                </div>
+            </div>
+            <div class="city-list">
+                <div
+                    v-for="city in cityEntries.slice(0, detailMode ? 20 : 10)"
+                    :key="city.id"
+                    class="city-row"
+                    :class="{ mine: props.mapData.myCity === city.id }"
+                >
+                    <span class="nation" :style="{ backgroundColor: city.color }" />
+                    <span class="name">{{ showCityName ? `도시 ${city.id}` : `#${city.id}` }}</span>
+                    <span class="meta">Lv {{ city.level }} · 지역 {{ city.region }}</span>
+                    <span class="state">보급 {{ city.supply ? 'O' : 'X' }}</span>
+                </div>
+                <div v-if="cityEntries.length === 0" class="city-empty">표시할 도시가 없습니다.</div>
             </div>
-            <div class="map-placeholder">지도 뷰어는 추후 이식 예정</div>
         </div>
     </div>
 </template>
@@ -37,25 +108,101 @@ const props = defineProps<{
 .map-viewer {
     display: flex;
     flex-direction: column;
-    gap: 8px;
+    gap: 12px;
+}
+
+.map-top {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: 12px;
+}
+
+.map-title {
+    font-size: 0.95rem;
+    font-weight: 600;
+}
+
+.map-controls {
+    display: flex;
+    gap: 6px;
+}
+
+.map-toggle {
+    border: 1px solid rgba(201, 164, 90, 0.4);
+    padding: 4px 8px;
+    font-size: 0.75rem;
+    cursor: pointer;
+}
+
+.map-toggle.active {
+    background: rgba(201, 164, 90, 0.2);
+}
+
+.map-body {
+    display: grid;
+    gap: 12px;
+}
+
+.map-placeholder {
+    border: 1px dashed rgba(201, 164, 90, 0.4);
+    padding: 12px;
+    display: flex;
+    flex-direction: column;
+    gap: 6px;
+    background: rgba(16, 16, 16, 0.6);
+}
+
+.map-placeholder-text {
+    font-size: 0.85rem;
+    color: rgba(232, 221, 196, 0.8);
 }
 
 .map-meta {
     display: flex;
-    flex-wrap: wrap;
     gap: 12px;
-    font-size: 0.8rem;
-    color: rgba(232, 221, 196, 0.8);
+    font-size: 0.75rem;
+    color: rgba(232, 221, 196, 0.6);
 }
 
-.map-placeholder {
-    height: 240px;
-    border: 1px dashed rgba(201, 164, 90, 0.4);
+.city-list {
     display: flex;
+    flex-direction: column;
+    gap: 6px;
+}
+
+.city-row {
+    display: grid;
+    grid-template-columns: 14px 1fr auto auto;
+    gap: 8px;
     align-items: center;
-    justify-content: center;
+    padding: 4px 6px;
+    border: 1px solid rgba(201, 164, 90, 0.2);
+    font-size: 0.75rem;
+}
+
+.city-row.mine {
+    background: rgba(201, 164, 90, 0.15);
+}
+
+.city-row .nation {
+    width: 12px;
+    height: 12px;
+    border: 1px solid rgba(232, 221, 196, 0.6);
+}
+
+.city-row .name {
+    color: rgba(232, 221, 196, 0.9);
+}
+
+.city-row .meta,
+.city-row .state {
+    color: rgba(232, 221, 196, 0.6);
+}
+
+.city-empty {
+    font-size: 0.8rem;
     color: rgba(232, 221, 196, 0.6);
-    background: rgba(16, 16, 16, 0.6);
 }
 
 .map-empty {
diff --git a/app/game-frontend/src/components/main/MessagePanel.vue b/app/game-frontend/src/components/main/MessagePanel.vue
index 4743452..ebd8355 100644
--- a/app/game-frontend/src/components/main/MessagePanel.vue
+++ b/app/game-frontend/src/components/main/MessagePanel.vue
@@ -1,10 +1,13 @@
 <script setup lang="ts">
+import { computed, ref } from 'vue';
 import SkeletonLines from '../ui/SkeletonLines.vue';
+import type { MessageType } from '@sammo-ts/logic';
 
 interface MessageEntry {
     id: number;
     text: string;
     time: string;
+    msgType: MessageType;
 }
 
 interface MessageBucket {
@@ -17,59 +20,96 @@ interface MessageBucket {
 const props = defineProps<{
     messages: MessageBucket | null;
     loading: boolean;
+    targetMailbox: number;
+    draftText: string;
+    mailboxOptions: Array<{ label: string; value: number; disabled?: boolean }>;
 }>();
 
-const preview = (items: MessageEntry[]): MessageEntry | null => (items.length ? items[0] : null);
+const emit = defineEmits<{
+    (event: 'update:targetMailbox', value: number): void;
+    (event: 'update:draftText', value: string): void;
+    (event: 'send'): void;
+    (event: 'refresh'): void;
+    (event: 'load-older', type: MessageType): void;
+}>();
 
-const trimText = (value: string): string => {
-    const clean = value.replace(/\s+/g, ' ').trim();
-    if (clean.length <= 60) {
-        return clean;
+const messageTabs: Array<{ key: MessageType; label: string }> = [
+    { key: 'public', label: '전체' },
+    { key: 'national', label: '국가' },
+    { key: 'private', label: '개인' },
+    { key: 'diplomacy', label: '외교' },
+];
+
+const activeTab = ref<MessageType>('public');
+
+const activeMessages = computed(() => {
+    if (!props.messages) {
+        return [] as MessageEntry[];
     }
-    return `${clean.slice(0, 60)}...`;
+    return props.messages[activeTab.value] ?? [];
+});
+
+const setMailbox = (value: string) => {
+    const parsed = Number(value);
+    emit('update:targetMailbox', Number.isFinite(parsed) ? parsed : 0);
 };
 </script>
 
 <template>
     <div class="message-panel">
+        <div class="message-input">
+            <select
+                class="message-select"
+                :value="targetMailbox"
+                @change="setMailbox(($event.target as HTMLSelectElement).value)"
+            >
+                <option
+                    v-for="option in mailboxOptions"
+                    :key="option.label"
+                    :value="option.value"
+                    :disabled="option.disabled"
+                >
+                    {{ option.label }}
+                </option>
+            </select>
+            <input
+                class="message-text"
+                type="text"
+                maxlength="99"
+                :value="draftText"
+                placeholder="메시지 입력"
+                @input="emit('update:draftText', ($event.target as HTMLInputElement).value)"
+                @keydown.enter="emit('send')"
+            />
+            <button class="message-send" @click="emit('send')">전송</button>
+        </div>
+
+        <div class="message-tabs">
+            <button
+                v-for="tab in messageTabs"
+                :key="tab.key"
+                :class="{ active: activeTab === tab.key }"
+                @click="activeTab = tab.key"
+            >
+                {{ tab.label }}
+            </button>
+            <button class="refresh" @click="emit('refresh')">갱신</button>
+        </div>
+
         <div v-if="props.loading">
-            <SkeletonLines :lines="5" />
+            <SkeletonLines :lines="4" />
         </div>
         <div v-else-if="!props.messages" class="empty">
             메시지를 불러오지 못했습니다.
         </div>
-        <div v-else class="message-body">
-            <div class="bucket">
-                <div class="bucket-title">개인</div>
-                <div class="bucket-item" v-if="preview(props.messages.private)">
-                    <div class="text">{{ trimText(preview(props.messages.private)?.text ?? '') }}</div>
-                    <div class="time">{{ preview(props.messages.private)?.time }}</div>
+        <div v-else class="message-list">
+            <div v-if="activeMessages.length === 0" class="empty">메시지가 없습니다.</div>
+            <div v-else>
+                <div v-for="message in activeMessages" :key="message.id" class="message-item">
+                    <div class="text">{{ message.text }}</div>
+                    <div class="time">{{ message.time }}</div>
                 </div>
-                <div v-else class="bucket-empty">메시지 없음</div>
-            </div>
-            <div class="bucket">
-                <div class="bucket-title">공공</div>
-                <div class="bucket-item" v-if="preview(props.messages.public)">
-                    <div class="text">{{ trimText(preview(props.messages.public)?.text ?? '') }}</div>
-                    <div class="time">{{ preview(props.messages.public)?.time }}</div>
-                </div>
-                <div v-else class="bucket-empty">메시지 없음</div>
-            </div>
-            <div class="bucket">
-                <div class="bucket-title">국가</div>
-                <div class="bucket-item" v-if="preview(props.messages.national)">
-                    <div class="text">{{ trimText(preview(props.messages.national)?.text ?? '') }}</div>
-                    <div class="time">{{ preview(props.messages.national)?.time }}</div>
-                </div>
-                <div v-else class="bucket-empty">메시지 없음</div>
-            </div>
-            <div class="bucket">
-                <div class="bucket-title">외교</div>
-                <div class="bucket-item" v-if="preview(props.messages.diplomacy)">
-                    <div class="text">{{ trimText(preview(props.messages.diplomacy)?.text ?? '') }}</div>
-                    <div class="time">{{ preview(props.messages.diplomacy)?.time }}</div>
-                </div>
-                <div v-else class="bucket-empty">메시지 없음</div>
+                <button class="load-older" @click="emit('load-older', activeTab)">이전 메시지</button>
             </div>
         </div>
     </div>
@@ -82,32 +122,72 @@ const trimText = (value: string): string => {
     gap: 12px;
 }
 
-.bucket {
+.message-input {
+    display: grid;
+    grid-template-columns: minmax(90px, 120px) 1fr auto;
+    gap: 6px;
+}
+
+.message-select,
+.message-text {
+    background: rgba(16, 16, 16, 0.8);
+    border: 1px solid rgba(201, 164, 90, 0.4);
+    color: inherit;
+    padding: 6px;
+    font-size: 0.75rem;
+}
+
+.message-send {
+    border: 1px solid rgba(201, 164, 90, 0.4);
+    padding: 6px 10px;
+    font-size: 0.75rem;
+    cursor: pointer;
+}
+
+.message-tabs {
     display: flex;
-    flex-direction: column;
-    gap: 4px;
+    flex-wrap: wrap;
+    gap: 6px;
 }
 
-.bucket-title {
-    font-size: 0.8rem;
-    color: rgba(232, 221, 196, 0.7);
-}
-
-.bucket-item {
-    display: flex;
-    flex-direction: column;
-    gap: 2px;
-    font-size: 0.85rem;
-}
-
-.bucket-item .time {
+.message-tabs button {
+    border: 1px solid rgba(201, 164, 90, 0.4);
+    padding: 4px 8px;
     font-size: 0.7rem;
+    cursor: pointer;
+}
+
+.message-tabs button.active {
+    background: rgba(201, 164, 90, 0.2);
+}
+
+.message-tabs .refresh {
+    margin-left: auto;
+}
+
+.message-list {
+    display: flex;
+    flex-direction: column;
+    gap: 8px;
+}
+
+.message-item {
+    border: 1px solid rgba(201, 164, 90, 0.2);
+    padding: 6px;
+    font-size: 0.75rem;
+}
+
+.message-item .time {
+    margin-top: 4px;
+    font-size: 0.65rem;
     color: rgba(232, 221, 196, 0.6);
 }
 
-.bucket-empty {
-    font-size: 0.8rem;
-    color: rgba(232, 221, 196, 0.5);
+.load-older {
+    border: 1px dashed rgba(201, 164, 90, 0.3);
+    padding: 6px;
+    font-size: 0.7rem;
+    cursor: pointer;
 }
 
 .empty {
diff --git a/app/game-frontend/src/stores/mainDashboard.ts b/app/game-frontend/src/stores/mainDashboard.ts
new file mode 100644
index 0000000..8f87a70
--- /dev/null
+++ b/app/game-frontend/src/stores/mainDashboard.ts
@@ -0,0 +1,202 @@
+import { computed, ref } from 'vue';
+import { defineStore } from 'pinia';
+import { MESSAGE_MAILBOX_NATIONAL_BASE, MESSAGE_MAILBOX_PUBLIC, type MessageType } from '@sammo-ts/logic';
+import { trpc } from '../utils/trpc';
+
+const resolveErrorMessage = (value: unknown): string => {
+    if (value instanceof Error) {
+        return value.message;
+    }
+    if (typeof value === 'string') {
+        return value;
+    }
+    return 'unknown_error';
+};
+
+export const useMainDashboardStore = defineStore('mainDashboard', () => {
+    type GeneralContext = Awaited<ReturnType<typeof trpc.general.me.query>>;
+    type LobbyInfo = Awaited<ReturnType<typeof trpc.lobby.info.query>>;
+    type WorldMapResult = Awaited<ReturnType<typeof trpc.world.getMap.query>>;
+    type CommandTable = Awaited<ReturnType<typeof trpc.turns.getCommandTable.query>>;
+    type MessageBundle = Awaited<ReturnType<typeof trpc.messages.getRecent.query>>;
+
+    const loading = ref(false);
+    const error = ref<string | null>(null);
+    const realtimeEnabled = ref(true);
+    const realtimeStatus = ref<'idle' | 'connected' | 'paused'>('connected');
+
+    const generalContext = ref<GeneralContext | null>(null);
+    const lobbyInfo = ref<LobbyInfo | null>(null);
+    const worldMap = ref<WorldMapResult | null>(null);
+    const commandTable = ref<CommandTable | null>(null);
+    const messages = ref<MessageBundle | null>(null);
+
+    const messageDraftText = ref('');
+    const targetMailbox = ref<number>(MESSAGE_MAILBOX_PUBLIC);
+
+    const general = computed(() => generalContext.value?.general ?? null);
+    const city = computed(() => generalContext.value?.city ?? null);
+    const nation = computed(() => generalContext.value?.nation ?? null);
+    const generalId = computed(() => general.value?.id ?? null);
+    const nationId = computed(() => nation.value?.id ?? null);
+
+    const mailboxOptions = computed(() => {
+        const options: Array<{ label: string; value: number; disabled?: boolean }> = [
+            { label: '공공', value: MESSAGE_MAILBOX_PUBLIC },
+        ];
+        if (nationId.value) {
+            options.push({ label: '국가', value: MESSAGE_MAILBOX_NATIONAL_BASE + nationId.value });
+        } else {
+            options.push({ label: '국가', value: -1, disabled: true });
+        }
+        options.push({ label: '외교', value: -2, disabled: true });
+        options.push({ label: '개인', value: -3, disabled: true });
+        return options;
+    });
+
+    const statusLine = computed(() => {
+        if (!lobbyInfo.value) {
+            return '상태 정보를 불러오는 중';
+        }
+        return `${lobbyInfo.value.year}년 ${lobbyInfo.value.month}월 · 턴 ${lobbyInfo.value.turnTerm}분`;
+    });
+
+    const realtimeLabel = computed(() => {
+        if (!realtimeEnabled.value) {
+            return '끔';
+        }
+        return realtimeStatus.value === 'connected' ? '연결됨' : '대기중';
+    });
+
+    const setRealtimeEnabled = (enabled: boolean) => {
+        realtimeEnabled.value = enabled;
+        realtimeStatus.value = enabled ? 'connected' : 'paused';
+    };
+
+    const loadMainData = async () => {
+        if (loading.value) {
+            return;
+        }
+        loading.value = true;
+        error.value = null;
+
+        try {
+            const context = await trpc.general.me.query();
+            generalContext.value = context;
+
+            if (!context) {
+                loading.value = false;
+                return;
+            }
+
+            const id = context.general.id;
+            const [lobby, map, commands, messageData] = await Promise.all([
+                trpc.lobby.info.query(),
+                trpc.world.getMap.query({ generalId: id, showMe: true, useCache: true }),
+                trpc.turns.getCommandTable.query({ generalId: id }),
+                trpc.messages.getRecent.query({ generalId: id }),
+            ]);
+
+            lobbyInfo.value = lobby;
+            worldMap.value = map;
+            commandTable.value = commands;
+            messages.value = messageData;
+        } catch (err) {
+            error.value = resolveErrorMessage(err);
+        } finally {
+            loading.value = false;
+        }
+    };
+
+    const refreshMessages = async () => {
+        const id = generalId.value;
+        if (!id) {
+            return;
+        }
+        try {
+            messages.value = await trpc.messages.getRecent.query({ generalId: id });
+        } catch (err) {
+            error.value = resolveErrorMessage(err);
+        }
+    };
+
+    const sendMessage = async () => {
+        const id = generalId.value;
+        if (!id) {
+            return;
+        }
+        const mailbox = targetMailbox.value;
+        const text = messageDraftText.value.trim();
+        if (!text) {
+            return;
+        }
+        if (mailbox <= 0) {
+            return;
+        }
+
+        try {
+            await trpc.messages.send.mutate({
+                generalId: id,
+                mailbox,
+                text,
+            });
+            messageDraftText.value = '';
+            await refreshMessages();
+        } catch (err) {
+            error.value = resolveErrorMessage(err);
+        }
+    };
+
+    const loadOlderMessages = async (type: MessageType) => {
+        const id = generalId.value;
+        if (!id || !messages.value) {
+            return;
+        }
+
+        const bucket = messages.value[type] ?? [];
+        const oldest = bucket[bucket.length - 1];
+        if (!oldest) {
+            return;
+        }
+
+        try {
+            const older = await trpc.messages.getOld.query({
+                generalId: id,
+                type,
+                to: oldest.id,
+            });
+            const merged = {
+                ...messages.value,
+                [type]: [...bucket, ...older[type]],
+            } as MessageBundle;
+            messages.value = merged;
+        } catch (err) {
+            error.value = resolveErrorMessage(err);
+        }
+    };
+
+    return {
+        loading,
+        error,
+        realtimeEnabled,
+        realtimeStatus,
+        generalContext,
+        general,
+        city,
+        nation,
+        lobbyInfo,
+        worldMap,
+        commandTable,
+        messages,
+        messageDraftText,
+        targetMailbox,
+        mailboxOptions,
+        statusLine,
+        realtimeLabel,
+        setRealtimeEnabled,
+        loadMainData,
+        refreshMessages,
+        sendMessage,
+        loadOlderMessages,
+    };
+});
diff --git a/app/game-frontend/src/views/MainView.vue b/app/game-frontend/src/views/MainView.vue
index 29ed188..fff33ca 100644
--- a/app/game-frontend/src/views/MainView.vue
+++ b/app/game-frontend/src/views/MainView.vue
@@ -1,5 +1,6 @@
 <script setup lang="ts">
-import { computed, ref, watch } from 'vue';
+import { ref, watch } from 'vue';
+import { storeToRefs } from 'pinia';
 import { useMediaQuery } from '@vueuse/core';
 import PanelCard from '../components/ui/PanelCard.vue';
 import SkeletonLines from '../components/ui/SkeletonLines.vue';
@@ -9,20 +10,11 @@ import GeneralBasicCard from '../components/main/GeneralBasicCard.vue';
 import CityBasicCard from '../components/main/CityBasicCard.vue';
 import NationBasicCard from '../components/main/NationBasicCard.vue';
 import MessagePanel from '../components/main/MessagePanel.vue';
-import { trpc } from '../utils/trpc';
 import { useSessionStore } from '../stores/session';
-
-type GeneralContext = Awaited<ReturnType<typeof trpc.general.me.query>>;
-type LobbyInfo = Awaited<ReturnType<typeof trpc.lobby.info.query>>;
-type CommandTable = Awaited<ReturnType<typeof trpc.turns.getCommandTable.query>>;
-type WorldMapResult = Awaited<ReturnType<typeof trpc.world.getMap.query>>;
-type MessageBundle = Awaited<ReturnType<typeof trpc.messages.getRecent.query>>;
-
-type GeneralInfo = NonNullable<GeneralContext>['general'];
-type CityInfo = NonNullable<GeneralContext>['city'];
-type NationInfo = NonNullable<GeneralContext>['nation'];
+import { useMainDashboardStore } from '../stores/mainDashboard';
 
 const session = useSessionStore();
+const dashboard = useMainDashboardStore();
 const isMobile = useMediaQuery('(max-width: 1024px)');
 
 const mobileTabs = [
@@ -36,76 +28,27 @@ const mobileTabs = [
 type MobileTabKey = (typeof mobileTabs)[number]['key'];
 
 const mobileTab = ref<MobileTabKey>('map');
-const realtimeEnabled = ref(true);
-const realtimeStatus = ref<'idle' | 'connected' | 'paused'>('connected');
 
-const loading = ref(false);
-const error = ref<string | null>(null);
-
-const generalInfo = ref<GeneralInfo | null>(null);
-const cityInfo = ref<CityInfo | null>(null);
-const nationInfo = ref<NationInfo | null>(null);
-const lobbyInfo = ref<LobbyInfo | null>(null);
-const worldMap = ref<WorldMapResult | null>(null);
-const commandTable = ref<CommandTable | null>(null);
-const messages = ref<MessageBundle | null>(null);
-
-const statusLine = computed(() => {
-    if (!lobbyInfo.value) {
-        return '상태 정보를 불러오는 중';
-    }
-    return `${lobbyInfo.value.year}년 ${lobbyInfo.value.month}월 · 턴 ${lobbyInfo.value.turnTerm}분`;
-});
-
-const realtimeLabel = computed(() => {
-    if (!realtimeEnabled.value) {
-        return '끔';
-    }
-    if (realtimeStatus.value === 'connected') {
-        return '연결됨';
-    }
-    return '대기중';
-});
+const {
+    loading,
+    error,
+    realtimeEnabled,
+    general,
+    city,
+    nation,
+    lobbyInfo,
+    worldMap,
+    commandTable,
+    messages,
+    messageDraftText,
+    targetMailbox,
+    mailboxOptions,
+    statusLine,
+    realtimeLabel,
+} = storeToRefs(dashboard);
 
 const loadMainData = async () => {
-    if (loading.value) {
-        return;
-    }
-
-    loading.value = true;
-    error.value = null;
-
-    try {
-        const generalContext = await trpc.general.me.query();
-        if (!generalContext) {
-            generalInfo.value = null;
-            cityInfo.value = null;
-            nationInfo.value = null;
-            loading.value = false;
-            return;
-        }
-
-        generalInfo.value = generalContext.general;
-        cityInfo.value = generalContext.city;
-        nationInfo.value = generalContext.nation;
-
-        const generalId = generalContext.general.id;
-        const [lobby, map, commands, messageData] = await Promise.all([
-            trpc.lobby.info.query(),
-            trpc.world.getMap.query({ generalId, showMe: true, useCache: true }),
-            trpc.turns.getCommandTable.query({ generalId }),
-            trpc.messages.getRecent.query({ generalId }),
-        ]);
-
-        lobbyInfo.value = lobby;
-        worldMap.value = map;
-        commandTable.value = commands;
-        messages.value = messageData;
-    } catch (err) {
-        error.value = '메인 정보를 불러오지 못했습니다.';
-    } finally {
-        loading.value = false;
-    }
+    await dashboard.loadMainData();
 };
 
 watch(
@@ -117,10 +60,6 @@ watch(
     },
     { immediate: true }
 );
-
-watch(realtimeEnabled, (enabled) => {
-    realtimeStatus.value = enabled ? 'connected' : 'paused';
-});
 </script>
 
 <template>
@@ -131,7 +70,11 @@ watch(realtimeEnabled, (enabled) => {
                 <p class="page-subtitle">{{ statusLine }}</p>
             </div>
             <div class="header-actions">
-                <button class="toggle" :class="{ active: realtimeEnabled }" @click="realtimeEnabled = !realtimeEnabled">
+                <button
+                    class="toggle"
+                    :class="{ active: realtimeEnabled }"
+                    @click="dashboard.setRealtimeEnabled(!realtimeEnabled)"
+                >
                     실시간 동기화: {{ realtimeLabel }}
                 </button>
                 <button class="ghost" @click="loadMainData">새로고침</button>
@@ -170,13 +113,13 @@ watch(realtimeEnabled, (enabled) => {
 
             <div class="mobile-panel" v-if="mobileTab === 'status'">
                 <PanelCard title="장수 스탯">
-                    <GeneralBasicCard :general="generalInfo" :loading="loading" />
+                    <GeneralBasicCard :general="general" :loading="loading" />
                 </PanelCard>
                 <PanelCard title="도시 정보">
-                    <CityBasicCard :city="cityInfo" :loading="loading" />
+                    <CityBasicCard :city="city" :loading="loading" />
                 </PanelCard>
                 <PanelCard title="국가 정보">
-                    <NationBasicCard :nation="nationInfo" :loading="loading" />
+                    <NationBasicCard :nation="nation" :loading="loading" />
                 </PanelCard>
             </div>
 
@@ -201,7 +144,18 @@ watch(realtimeEnabled, (enabled) => {
 
             <div class="mobile-panel" v-if="mobileTab === 'messages'">
                 <PanelCard title="메시지함">
-                    <MessagePanel :messages="messages" :loading="loading" />
+                    <MessagePanel
+                        :messages="messages"
+                        :loading="loading"
+                        :target-mailbox="targetMailbox"
+                        :draft-text="messageDraftText"
+                        :mailbox-options="mailboxOptions"
+                        @update:target-mailbox="targetMailbox = $event"
+                        @update:draft-text="messageDraftText = $event"
+                        @send="dashboard.sendMessage"
+                        @load-older="dashboard.loadOlderMessages"
+                        @refresh="dashboard.refreshMessages"
+                    />
                 </PanelCard>
             </div>
         </section>
@@ -220,7 +174,18 @@ watch(realtimeEnabled, (enabled) => {
                     </div>
                 </PanelCard>
                 <PanelCard title="메시지함">
-                    <MessagePanel :messages="messages" :loading="loading" />
+                    <MessagePanel
+                        :messages="messages"
+                        :loading="loading"
+                        :target-mailbox="targetMailbox"
+                        :draft-text="messageDraftText"
+                        :mailbox-options="mailboxOptions"
+                        @update:target-mailbox="targetMailbox = $event"
+                        @update:draft-text="messageDraftText = $event"
+                        @send="dashboard.sendMessage"
+                        @load-older="dashboard.loadOlderMessages"
+                        @refresh="dashboard.refreshMessages"
+                    />
                 </PanelCard>
             </div>
 
@@ -229,17 +194,17 @@ watch(realtimeEnabled, (enabled) => {
                     <CommandListPanel :command-table="commandTable" :loading="loading" />
                 </PanelCard>
                 <PanelCard title="장수 스탯">
-                    <GeneralBasicCard :general="generalInfo" :loading="loading" />
+                    <GeneralBasicCard :general="general" :loading="loading" />
                 </PanelCard>
                 <PanelCard title="장수 동향">
                     <SkeletonLines v-if="loading" :lines="4" />
                     <div v-else class="placeholder">장수 동향은 실시간 스트림으로 연결 예정</div>
                 </PanelCard>
                 <PanelCard title="도시 정보">
-                    <CityBasicCard :city="cityInfo" :loading="loading" />
+                    <CityBasicCard :city="city" :loading="loading" />
                 </PanelCard>
                 <PanelCard title="국가 정보">
-                    <NationBasicCard :nation="nationInfo" :loading="loading" />
+                    <NationBasicCard :nation="nation" :loading="loading" />
                 </PanelCard>
                 <PanelCard title="개인 기록">
                     <SkeletonLines v-if="loading" :lines="4" />