diff --git a/src/features/project-assets/AssetLibraryPage.vue b/src/features/project-assets/AssetLibraryPage.vue
index 3de3efd..5778d38 100644
--- a/src/features/project-assets/AssetLibraryPage.vue
+++ b/src/features/project-assets/AssetLibraryPage.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import { computed, reactive, ref } from 'vue'
-import { NAlert, NButton, NFormItem, NInput, NPopconfirm, NSelect, NTag } from 'naive-ui'
+import { NAlert, NButton, NFormItem, NInput, NPopconfirm, NSelect, NTag, NTooltip } from 'naive-ui'
 import { Pencil, RefreshCw, Search, Trash2, Upload } from '@lucide/vue'
 import { AppDialog, AssetImage, EmptyState } from '../../components/ui'
 import AppForm from '../../components/ui/AppForm.vue'
@@ -93,6 +93,17 @@ function formatBytes(value: number) {
     return `${(value / 1024 / 1024).toFixed(1)} MB`
 }
 
+function formatDate(value: string) {
+    const date = new Date(value)
+    return Number.isNaN(date.getTime()) ? value : date.toLocaleString('zh-CN', { hour12: false })
+}
+
+function metadataOriginalName(value: unknown) {
+    if (!value || typeof value !== 'object' || Array.isArray(value)) return '未记录'
+    const originalName = (value as Record<string, unknown>).originalName
+    return typeof originalName === 'string' && originalName.trim() ? originalName : '未记录'
+}
+
 function clearFilters() {
     search.value = ''
     projectId.value = null
@@ -272,19 +283,19 @@ async function removeAsset() {
             <article v-for="asset in filteredAssets" :key="asset.id" class="asset-library-card">
                 <AssetImage :src="asset.publicUrl" :alt="asset.name" preview class="asset-library-image" />
                 <div class="asset-library-card-content">
-                    <div class="flex min-w-0 items-start justify-between gap-2">
-                        <div class="min-w-0">
-                            <h2 class="truncate text-sm font-semibold" :title="asset.name">{{ asset.name }}</h2>
-                            <p class="mt-1 truncate text-xs text-muted" :title="projectName(asset.project)">
-                                {{ projectName(asset.project) }}
-                            </p>
-                        </div>
+                    <NTooltip placement="top-start" trigger="hover">
+                        <template #trigger>
+                            <h2 class="asset-library-title">{{ asset.name }}</h2>
+                        </template>
+                        {{ asset.name }}
+                    </NTooltip>
+                    <div class="mt-2 flex min-w-0 items-center justify-between gap-2">
+                        <p class="truncate text-xs text-muted" :title="projectName(asset.project)">
+                            {{ projectName(asset.project) }}
+                        </p>
                         <NTag size="small" :bordered="false">{{ categoryLabel(asset.category) }}</NTag>
                     </div>
-                    <div class="mt-3 flex items-center justify-between gap-3">
-                        <span class="text-[11px] text-muted">
-                            {{ asset.extension.toUpperCase() }} · {{ formatBytes(asset.size) }}
-                        </span>
+                    <div class="mt-3 flex justify-end">
                         <NButton text size="small" type="primary" :disabled="busy" @click="openEdit(asset)">
                             <template #icon><Pencil :size="14" /></template>管理
                         </NButton>
@@ -330,8 +341,8 @@ async function removeAsset() {
 
         <AppDialog
             v-model:open="editOpen"
-            title="管理素材信息"
-            description="可在当前页面修改名称和分类，或删除素材文件。"
+            title="素材详情与管理"
+            description="查看文件详情，也可在当前页面修改名称和分类或删除素材。"
             :busy="busy"
         >
             <NAlert v-if="actionError" type="error" :show-icon="false" class="mt-5">{{ actionError }}</NAlert>
@@ -341,6 +352,18 @@ async function removeAsset() {
                 </NFormItem>
                 <NFormItem path="name" label="素材名称"><NInput v-model:value="editForm.name" /></NFormItem>
                 <NFormItem path="category" label="分类标识"><NInput v-model:value="editForm.category" /></NFormItem>
+                <dl v-if="selectedAsset" class="asset-detail-grid">
+                    <dt>原始文件名</dt>
+                    <dd>{{ metadataOriginalName(selectedAsset.metadata) }}</dd>
+                    <dt>文件类型</dt>
+                    <dd>{{ selectedAsset.mimeType }} · {{ selectedAsset.extension.toUpperCase() }}</dd>
+                    <dt>文件大小</dt>
+                    <dd>{{ formatBytes(selectedAsset.size) }}</dd>
+                    <dt>创建时间</dt>
+                    <dd>{{ formatDate(selectedAsset.createdAt) }}</dd>
+                    <dt>更新时间</dt>
+                    <dd>{{ formatDate(selectedAsset.updatedAt) }}</dd>
+                </dl>
                 <div class="mt-4 flex items-center justify-between gap-3">
                     <NPopconfirm
                         :positive-button-props="{ disabled: busy }"
@@ -377,17 +400,37 @@ async function removeAsset() {
     @apply grid grid-cols-[minmax(220px,_420px)_220px_180px_auto] items-center gap-3 mb-4 p-3 bg-(--app-subtle);
 }
 .asset-library-grid {
-    @apply grid grid-cols-[repeat(auto-fill,_minmax(min(240px,_100%),_1fr))] gap-4;
+    column-width: 240px;
+    column-gap: 16px;
 }
 .asset-library-card {
-    @apply min-w-0 overflow-hidden bg-(--app-surface);
+    @apply inline-block w-full min-w-0 overflow-hidden bg-(--app-surface) align-top;
+    break-inside: avoid;
+    margin-bottom: 16px;
 }
 .asset-library-image {
-    @apply aspect-[4/3];
+    @apply block aspect-auto;
+}
+.asset-library-image :deep(.reveal-image),
+.asset-library-image :deep(.n-image),
+.asset-library-image :deep(.n-image img) {
+    @apply h-auto;
 }
 .asset-library-card-content {
     @apply p-4;
 }
+.asset-library-title {
+    @apply block w-full truncate text-sm font-semibold;
+}
+.asset-detail-grid {
+    @apply grid grid-cols-[96px_minmax(0,_1fr)] gap-x-4 gap-y-2 mt-2 p-3 bg-(--app-subtle) text-xs;
+}
+.asset-detail-grid dt {
+    @apply text-muted;
+}
+.asset-detail-grid dd {
+    @apply min-w-0 break-all text-ink;
+}
 @container asset-library (max-width: 840px) {
     .asset-library-filters {
         @apply grid-cols-2;
diff --git a/tests/features/project-assets/library.test.ts b/tests/features/project-assets/library.test.ts
index cf34569..2be809a 100644
--- a/tests/features/project-assets/library.test.ts
+++ b/tests/features/project-assets/library.test.ts
@@ -1,6 +1,7 @@
 import { afterEach, describe, expect, it, vi } from 'vitest'
 import { flushPromises, mount, type VueWrapper } from '@vue/test-utils'
 import { createMemoryHistory, createRouter } from 'vue-router'
+import { NTooltip } from 'naive-ui'
 import AssetLibraryPage from '@/features/project-assets/AssetLibraryPage.vue'
 
 let wrapper: VueWrapper | undefined
@@ -24,7 +25,7 @@ describe('全局资产库', () => {
                 extension: 'png',
                 size: 4096,
                 publicUrl: '/storage/scene.png',
-                metadata: null,
+                metadata: { originalName: 'rain-street-original.png' },
                 createdAt: '2026-09-22T00:00:00Z',
                 updatedAt: '2026-09-22T00:00:00Z',
                 project: { id: 'project-one', title: '记忆当铺', topic: '记忆交易', status: 'completed' }
@@ -73,13 +74,21 @@ describe('全局资产库', () => {
         expect(wrapper.text()).toContain('雨夜街道')
         expect(wrapper.text()).toContain('林默正面照')
         expect(wrapper.text()).toContain('记忆当铺')
+        expect(wrapper.findAllComponents(NTooltip)).toHaveLength(2)
+        expect(wrapper.get('.asset-library-title').classes()).toContain('asset-library-title')
+        expect(wrapper.get('.asset-library-card').text()).not.toContain('rain-street-original.png')
+        expect(wrapper.get('.asset-library-card').text()).not.toContain('4.0 KB')
 
         await wrapper
             .findAll('button')
             .find(button => button.text() === '管理')!
             .trigger('click')
         await flushPromises()
-        expect(document.querySelector('[role="dialog"][aria-label="管理素材信息"]')).not.toBeNull()
+        const dialog = document.querySelector('[role="dialog"][aria-label="素材详情与管理"]')!
+        expect(dialog).not.toBeNull()
+        expect(dialog.textContent).toContain('rain-street-original.png')
+        expect(dialog.textContent).toContain('image/png')
+        expect(dialog.textContent).toContain('4.0 KB')
         expect(router.currentRoute.value.path).toBe('/assets')
 
         await wrapper.get('input[aria-label="搜索资产图片"]').setValue('天降甘霖')