diff --git a/frontend/pages/dashboard/components/CollectionMatrix.vue b/frontend/pages/dashboard/components/CollectionMatrix.vue
index e418498..1a609c1 100644
--- a/frontend/pages/dashboard/components/CollectionMatrix.vue
+++ b/frontend/pages/dashboard/components/CollectionMatrix.vue
@@ -8,13 +8,19 @@
     <!-- 等级分布 -->
     <LevelDistribution :items="levels" />
 
-    <!-- 后续 Task 12 在此追加 UpcomingUpgrades / RecentUpgrades -->
+    <!-- 即将升级 + 最近升级 (双列) -->
+    <view class="upgrades-two-col">
+      <UpcomingUpgrades :items="upgrades?.upcoming || []" />
+      <RecentUpgrades :items="upgrades?.recent || []" />
+    </view>
   </view>
 </template>
 
 <script setup>
 import TopFiveAssets from './TopFiveAssets.vue'
 import LevelDistribution from './LevelDistribution.vue'
+import UpcomingUpgrades from './UpcomingUpgrades.vue'
+import RecentUpgrades from './RecentUpgrades.vue'
 
 defineProps({
   topFive: { type: Array, default: () => [] },
@@ -41,4 +47,14 @@ defineProps({
   margin-bottom: 24rpx;
   text-shadow: 0px 2px 4px rgba(0, 0, 0, 0.3);
 }
+
+.upgrades-two-col {
+  display: flex;
+  gap: 12rpx;
+  margin-top: 16rpx;
+
+  > * {
+    flex: 1;
+  }
+}
 </style>
diff --git a/frontend/pages/dashboard/components/RecentUpgrades.vue b/frontend/pages/dashboard/components/RecentUpgrades.vue
new file mode 100644
index 0000000..6e45440
--- /dev/null
+++ b/frontend/pages/dashboard/components/RecentUpgrades.vue
@@ -0,0 +1,159 @@
+<template>
+  <view class="recent-upgrades">
+    <text class="card-title">最近升级</text>
+    <view v-if="!items || items.length === 0" class="empty-row">
+      <text class="empty-text">暂无数据</text>
+    </view>
+    <view v-else class="upgrades-list">
+      <view
+        v-for="item in items"
+        :key="item.asset_id"
+        class="upgrade-row"
+      >
+        <view class="upgrade-thumb">
+          <view class="thumb-circle" :style="{ background: 'linear-gradient(135deg, #B17BFF 0%, #FF8FE6 100%)' }">
+            <text class="thumb-letter">{{ item.asset_name[0] }}</text>
+          </view>
+        </view>
+        <view class="upgrade-info">
+          <text class="upgrade-name">{{ item.asset_name }}</text>
+          <text class="upgrade-time">{{ formatTime(item.upgrade_time) }}</text>
+        </view>
+        <view class="level-badge" :class="`level-${item.new_level}`">
+          <text class="level-letter">{{ item.new_level }}</text>
+          <text class="lv-up">Lv UP</text>
+        </view>
+      </view>
+    </view>
+  </view>
+</template>
+
+<script setup>
+defineProps({
+  items: { type: Array, default: () => [] }, // RecentLevelUpItem[]
+})
+
+function formatTime(ts) {
+  const now = Date.now()
+  const diff = now - ts
+  if (diff < 60 * 60 * 1000) return `${Math.floor(diff / 60000)} 分钟前`
+  if (diff < 24 * 60 * 60 * 1000) return `${Math.floor(diff / 3600000)} 小时前`
+  return `${Math.floor(diff / 86400000)} 天前`
+}
+</script>
+
+<style lang="scss" scoped>
+.recent-upgrades {
+  background: rgba(255, 255, 255, 0.1);
+  border-radius: 17rpx;
+  padding: 20rpx;
+  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.15);
+}
+
+.card-title {
+  display: block;
+  font-size: 28rpx;
+  font-weight: 600;
+  color: #ffffff;
+  margin-bottom: 16rpx;
+}
+
+.upgrades-list {
+  display: flex;
+  flex-direction: column;
+  gap: 12rpx;
+}
+
+.upgrade-row {
+  display: flex;
+  align-items: center;
+  gap: 12rpx;
+  background: rgba(255, 255, 255, 0.05);
+  border-radius: 12rpx;
+  padding: 10rpx;
+}
+
+.upgrade-thumb {
+  width: 56rpx;
+  height: 56rpx;
+  flex-shrink: 0;
+}
+
+.thumb-circle {
+  width: 100%;
+  height: 100%;
+  border-radius: 12rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  box-shadow: 0 0 8px rgba(255, 255, 255, 0.2);
+}
+
+.thumb-letter {
+  font-size: 22rpx;
+  font-weight: 700;
+  color: #ffffff;
+}
+
+.upgrade-info {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  gap: 4rpx;
+  min-width: 0;
+}
+
+.upgrade-name {
+  font-size: 22rpx;
+  color: #ffffff;
+  font-weight: 500;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.upgrade-time {
+  font-size: 18rpx;
+  color: rgba(255, 255, 255, 0.6);
+}
+
+.level-badge {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  padding: 6rpx 12rpx;
+  border-radius: 8rpx;
+  flex-shrink: 0;
+}
+
+.level-UR { background: linear-gradient(135deg, #FF8A65 0%, #FFD740 100%); }
+.level-SSR { background: linear-gradient(135deg, #FF5E9C 0%, #FFB199 100%); }
+.level-SR { background: linear-gradient(135deg, #B17BFF 0%, #FF8FE6 100%); }
+.level-R { background: linear-gradient(135deg, #5EDFFF 0%, #6FA9FF 100%); }
+.level-N { background: linear-gradient(135deg, #C5C5C5 0%, #8C8C8C 100%); }
+
+.level-letter {
+  font-size: 20rpx;
+  font-weight: 700;
+  color: #ffffff;
+  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.3);
+}
+
+.lv-up {
+  font-size: 14rpx;
+  font-weight: 600;
+  color: rgba(255, 255, 255, 0.9);
+}
+
+.empty-row {
+  height: 120rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.empty-text {
+  color: rgba(255, 255, 255, 0.5);
+  font-size: 24rpx;
+}
+</style>
diff --git a/frontend/pages/dashboard/components/UpcomingUpgrades.vue b/frontend/pages/dashboard/components/UpcomingUpgrades.vue
new file mode 100644
index 0000000..73b9f87
--- /dev/null
+++ b/frontend/pages/dashboard/components/UpcomingUpgrades.vue
@@ -0,0 +1,140 @@
+<template>
+  <view class="upcoming-upgrades">
+    <text class="card-title">即将升级</text>
+    <view v-if="!items || items.length === 0" class="empty-row">
+      <text class="empty-text">暂无数据</text>
+    </view>
+    <view v-else class="upgrades-list">
+      <view
+        v-for="item in items"
+        :key="item.asset_id"
+        class="upgrade-row"
+      >
+        <view class="upgrade-thumb">
+          <view class="thumb-circle" :style="{ background: 'linear-gradient(135deg, #FF6B6B 0%, #FFB199 100%)' }">
+            <text class="thumb-letter">{{ item.asset_name[0] }}</text>
+          </view>
+        </view>
+        <view class="upgrade-progress">
+          <view class="progress-bar progress-cyan">
+            <view class="progress-fill" :style="{ width: item.like_progress + '%' }"></view>
+            <text class="progress-text">{{ item.like_progress }}%</text>
+          </view>
+          <view class="progress-bar progress-pink">
+            <view class="progress-fill" :style="{ width: item.duration_progress + '%' }"></view>
+            <text class="progress-text">{{ item.duration_progress }}%</text>
+          </view>
+        </view>
+      </view>
+    </view>
+  </view>
+</template>
+
+<script setup>
+defineProps({
+  items: { type: Array, default: () => [] }, // UpcomingLevelUpItem[]
+})
+</script>
+
+<style lang="scss" scoped>
+.upcoming-upgrades {
+  background: rgba(255, 255, 255, 0.1);
+  border-radius: 17rpx;
+  padding: 20rpx;
+  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.15);
+}
+
+.card-title {
+  display: block;
+  font-size: 28rpx;
+  font-weight: 600;
+  color: #ffffff;
+  margin-bottom: 16rpx;
+}
+
+.upgrades-list {
+  display: flex;
+  flex-direction: column;
+  gap: 16rpx;
+}
+
+.upgrade-row {
+  display: flex;
+  align-items: center;
+  gap: 16rpx;
+}
+
+.upgrade-thumb {
+  width: 64rpx;
+  height: 64rpx;
+  flex-shrink: 0;
+}
+
+.thumb-circle {
+  width: 100%;
+  height: 100%;
+  border-radius: 12rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  box-shadow: 0 0 8px rgba(255, 255, 255, 0.2);
+}
+
+.thumb-letter {
+  font-size: 24rpx;
+  font-weight: 700;
+  color: #ffffff;
+}
+
+.upgrade-progress {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  gap: 6rpx;
+}
+
+.progress-bar {
+  position: relative;
+  height: 16rpx;
+  border-radius: 6rpx;
+  background: rgba(217, 217, 217, 0.2);
+  overflow: hidden;
+}
+
+.progress-fill {
+  height: 100%;
+  border-radius: 6rpx;
+  transition: width 0.3s ease;
+}
+
+.progress-cyan .progress-fill {
+  background: linear-gradient(90deg, #5EDFFF 0%, #FFC8C8 100%);
+}
+
+.progress-pink .progress-fill {
+  background: linear-gradient(90deg, #FFF375 0%, #FF6B84 100%);
+}
+
+.progress-text {
+  position: absolute;
+  right: 6rpx;
+  top: 50%;
+  transform: translateY(-50%);
+  font-size: 16rpx;
+  font-weight: 700;
+  color: #ffffff;
+  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.3);
+}
+
+.empty-row {
+  height: 120rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.empty-text {
+  color: rgba(255, 255, 255, 0.5);
+  font-size: 24rpx;
+}
+</style>