diff --git a/src/oj/achievement/components/AchievementCard.vue b/src/oj/achievement/components/AchievementCard.vue
new file mode 100644
index 0000000..bc4a7f6
--- /dev/null
+++ b/src/oj/achievement/components/AchievementCard.vue
@@ -0,0 +1,166 @@
+<script setup lang="ts">
+import type { Achievement } from "utils/types"
+
+const props = defineProps<{ achievement: Achievement }>()
+
+const RARITY_COLOR: Record<string, string> = {
+  bronze: "#b87333",
+  silver: "#9fa6b2",
+  gold: "#e0a300",
+  platinum: "#7dd3fc",
+}
+
+const RARITY_LABEL: Record<string, string> = {
+  bronze: "青铜",
+  silver: "白银",
+  gold: "黄金",
+  platinum: "白金",
+}
+
+// 隐藏且未解锁：后端已把名称/描述/图标和条件三件套都遮成 ??? 和 null，
+// 这里只负责不要把 null 渲染出来，也不要画出会泄露门槛的进度条
+const masked = computed(
+  () => props.achievement.hidden && !props.achievement.unlocked,
+)
+
+// 获得率低于 5% 的加稀有闪光边框
+const isRare = computed(
+  () => props.achievement.unlock_rate > 0 && props.achievement.unlock_rate < 5,
+)
+
+// 只有"越多越好"的成就画进度条。lte 类（如最短 AC 代码 ≤ 50 字符）
+// 画成百分比毫无意义，改成直接显示当前最好成绩
+const showProgressBar = computed(
+  () =>
+    !masked.value &&
+    !props.achievement.unlocked &&
+    props.achievement.operator === "gte" &&
+    props.achievement.threshold !== null,
+)
+
+const showBestSoFar = computed(
+  () =>
+    !masked.value &&
+    !props.achievement.unlocked &&
+    props.achievement.operator === "lte" &&
+    props.achievement.threshold !== null,
+)
+
+const percent = computed(() => {
+  const { progress, threshold } = props.achievement
+  if (threshold === null || threshold <= 0) return 100
+  return Math.min(100, Math.round(((progress ?? 0) / threshold) * 100))
+})
+
+const unlockDate = computed(() => {
+  const { unlock_time, backfilled } = props.achievement
+  // 补发的记录不显示具体日期：一次补发会给几百人盖上同一个时间戳
+  if (backfilled || !unlock_time) return "已获得"
+  return `${new Date(unlock_time).toLocaleDateString()} 获得`
+})
+</script>
+
+<template>
+  <n-card
+    size="small"
+    :class="{ locked: !achievement.unlocked, rare: isRare }"
+    :style="{ borderColor: RARITY_COLOR[achievement.rarity] }"
+  >
+    <div class="row">
+      <div class="icon">{{ achievement.icon }}</div>
+      <div class="body">
+        <div class="title">
+          <span class="name">{{ achievement.name }}</span>
+          <n-tag
+            size="tiny"
+            :color="{
+              borderColor: RARITY_COLOR[achievement.rarity],
+              textColor: RARITY_COLOR[achievement.rarity],
+            }"
+          >
+            {{ RARITY_LABEL[achievement.rarity] }}
+          </n-tag>
+        </div>
+        <div class="desc">{{ achievement.description }}</div>
+
+        <div v-if="achievement.unlocked" class="meta">
+          <span>{{ unlockDate }}</span>
+          <span class="rate">仅 {{ achievement.unlock_rate }}% 的人获得</span>
+        </div>
+
+        <div v-else-if="showProgressBar" class="meta">
+          <n-progress
+            type="line"
+            :percentage="percent"
+            :height="6"
+            :show-indicator="false"
+          />
+          <span class="progress-text">
+            {{ achievement.progress ?? 0 }} / {{ achievement.threshold }}
+          </span>
+        </div>
+
+        <div v-else-if="showBestSoFar" class="meta">
+          <span class="progress-text">
+            目标 ≤ {{ achievement.threshold }}
+          </span>
+          <span v-if="achievement.progress !== null" class="rate">
+            当前最好 {{ achievement.progress }}
+          </span>
+        </div>
+
+        <div v-else class="meta">
+          <span class="rate">仅 {{ achievement.unlock_rate }}% 的人获得</span>
+        </div>
+      </div>
+    </div>
+  </n-card>
+</template>
+
+<style scoped>
+.row {
+  display: flex;
+  gap: 12px;
+  align-items: flex-start;
+}
+.icon {
+  font-size: 32px;
+  line-height: 1;
+}
+.body {
+  flex: 1;
+  min-width: 0;
+}
+.title {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  font-weight: 600;
+}
+.desc {
+  margin-top: 4px;
+  font-size: 13px;
+  opacity: 0.75;
+}
+.meta {
+  margin-top: 8px;
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  font-size: 12px;
+  opacity: 0.65;
+}
+.meta :deep(.n-progress) {
+  flex: 1;
+}
+.progress-text {
+  white-space: nowrap;
+}
+.locked {
+  filter: grayscale(1);
+  opacity: 0.55;
+}
+.rare {
+  box-shadow: 0 0 12px rgba(125, 211, 252, 0.55);
+}
+</style>
diff --git a/src/oj/achievement/index.vue b/src/oj/achievement/index.vue
new file mode 100644
index 0000000..a621a3c
--- /dev/null
+++ b/src/oj/achievement/index.vue
@@ -0,0 +1,169 @@
+<script setup lang="ts">
+import { getAchievements, getAchievementSummary } from "oj/achievement/api"
+import { getUserBadges } from "oj/api"
+import type { Achievement, AchievementSummary } from "utils/types"
+import AchievementCard from "./components/AchievementCard.vue"
+
+interface UserBadge {
+  id: number
+  earned_time: string
+  badge: {
+    id: number
+    name: string
+    description: string
+    icon: string
+  }
+}
+
+const route = useRoute()
+const name = computed(() => (route.query.name as string) || undefined)
+
+const achievements = ref<Achievement[]>([])
+const summary = ref<AchievementSummary | null>(null)
+const badges = ref<UserBadge[]>([])
+const tab = ref("all")
+const loading = ref(true)
+
+const filtered = computed(() => {
+  if (tab.value === "unlocked")
+    return achievements.value.filter((a) => a.unlocked)
+  if (tab.value === "locked")
+    return achievements.value.filter((a) => !a.unlocked)
+  return achievements.value
+})
+
+async function load() {
+  loading.value = true
+  try {
+    const [list, sum, badgeRes] = await Promise.all([
+      getAchievements(name.value),
+      getAchievementSummary(name.value),
+      getUserBadges(name.value),
+    ])
+    achievements.value = list.achievements
+    summary.value = sum
+    badges.value = (badgeRes ?? []) as UserBadge[]
+  } finally {
+    loading.value = false
+  }
+}
+
+onMounted(load)
+watch(name, load)
+</script>
+
+<template>
+  <div class="hall">
+    <n-spin :show="loading">
+      <n-card v-if="summary" class="overview">
+        <div class="overview-row">
+          <div class="percent">
+            <div class="big">{{ summary.percent }}%</div>
+            <div class="sub">
+              {{ summary.unlocked }} / {{ summary.total }} 已获得
+            </div>
+          </div>
+          <div class="rarity">
+            <div
+              v-for="r in summary.rarity"
+              :key="r.rarity"
+              class="rarity-item"
+            >
+              <div class="rarity-label">{{ r.label }}</div>
+              <div class="rarity-count">{{ r.unlocked }} / {{ r.total }}</div>
+            </div>
+          </div>
+        </div>
+      </n-card>
+
+      <n-tabs v-model:value="tab" type="line" class="tabs">
+        <n-tab name="all">全部</n-tab>
+        <n-tab name="unlocked">已获得</n-tab>
+        <n-tab name="locked">未获得</n-tab>
+        <n-tab name="badges">题单奖章</n-tab>
+      </n-tabs>
+
+      <div v-if="tab !== 'badges'" class="grid">
+        <AchievementCard v-for="a in filtered" :key="a.id" :achievement="a" />
+        <n-empty v-if="!filtered.length" description="这里还什么都没有" />
+      </div>
+
+      <div v-else class="grid">
+        <n-card v-for="b in badges" :key="b.id" size="small">
+          <div class="badge-row">
+            <img v-if="b.badge?.icon" :src="b.badge.icon" class="badge-icon" />
+            <div>
+              <div class="badge-name">{{ b.badge?.name }}</div>
+              <div class="badge-desc">{{ b.badge?.description }}</div>
+            </div>
+          </div>
+        </n-card>
+        <n-empty v-if="!badges.length" description="还没有获得任何题单奖章" />
+      </div>
+    </n-spin>
+  </div>
+</template>
+
+<style scoped>
+.hall {
+  max-width: 1100px;
+  margin: 0 auto;
+  padding: 16px;
+}
+.overview-row {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 24px;
+  flex-wrap: wrap;
+}
+.big {
+  font-size: 40px;
+  font-weight: 700;
+  line-height: 1;
+}
+.sub {
+  margin-top: 6px;
+  font-size: 13px;
+  opacity: 0.7;
+}
+.rarity {
+  display: flex;
+  gap: 20px;
+}
+.rarity-item {
+  text-align: center;
+}
+.rarity-label {
+  font-size: 12px;
+  opacity: 0.7;
+}
+.rarity-count {
+  font-weight: 600;
+  margin-top: 2px;
+}
+.tabs {
+  margin: 16px 0;
+}
+.grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
+  gap: 12px;
+}
+.badge-row {
+  display: flex;
+  gap: 12px;
+  align-items: center;
+}
+.badge-icon {
+  width: 40px;
+  height: 40px;
+}
+.badge-name {
+  font-weight: 600;
+}
+.badge-desc {
+  font-size: 12px;
+  opacity: 0.7;
+}
+</style>
diff --git a/src/routes.ts b/src/routes.ts
index f1ee90f..067f28e 100644
--- a/src/routes.ts
+++ b/src/routes.ts
@@ -82,6 +82,12 @@ export const ojs: RouteRecordRaw = {
       component: () => import("oj/user/index.vue"),
       meta: { requiresAuth: true },
     },
+    {
+      path: "achievement",
+      name: "achievement",
+      component: () => import("oj/achievement/index.vue"),
+      meta: { requiresAuth: true },
+    },
     {
       path: "setting",
       component: () => import("oj/user/setting.vue"),