diff --git a/src/features/project-assets/AssetLibraryPage.vue b/src/features/project-assets/AssetLibraryPage.vue
index d55d31b..a3c9fb1 100644
--- a/src/features/project-assets/AssetLibraryPage.vue
+++ b/src/features/project-assets/AssetLibraryPage.vue
@@ -1,26 +1,74 @@
 <script setup lang="ts">
 import { computed, ref } from 'vue'
 import { RouterLink } from 'vue-router'
-import { NAlert, NButton, NInput, NTag } from 'naive-ui'
+import { NAlert, NButton, NInput, NSelect, NTag } from 'naive-ui'
 import { ArrowRight, RefreshCw, Search } from '@lucide/vue'
-import { EmptyState } from '../../components/ui'
+import { AssetImage, EmptyState } from '../../components/ui'
 import WorkspacePage from '../../components/ui/WorkspacePage.vue'
 import { useQuery } from '../../composables/useQuery'
-import { projectsApi } from '../projects/api'
+import { projectAssetsApi } from './api'
+import type { GlobalProjectAsset, ProjectAssetProject } from './types'
 
-/** 全局资产库只负责选择项目；素材读写仍严格使用后端的项目级接口。 */
-const query = useQuery(ref('asset-projects'), (_, signal) => projectsApi.list(signal))
+const categoryLabels: Record<string, string> = {
+    overall: '综合',
+    character: '人物',
+    scene: '场景',
+    prop: '道具',
+    reference: '参考素材'
+}
+
+/** 全局接口一次返回全部图片及所属剧本，避免按项目产生 N 次请求。 */
+const query = useQuery(ref('all-project-assets'), (_, signal) => projectAssetsApi.listAll(signal))
 const search = ref('')
-const projects = computed(() => {
+const projectId = ref<string | null>(null)
+const category = ref<string | null>(null)
+const assets = computed(() => query.data.value ?? [])
+const projectOptions = computed(() => {
+    const projects = new Map<string, ProjectAssetProject>()
+    assets.value.forEach(asset => projects.set(asset.project.id, asset.project))
+    return [...projects.values()]
+        .toSorted((a, b) => projectName(a).localeCompare(projectName(b), 'zh-CN'))
+        .map(project => ({ label: projectName(project), value: project.id }))
+})
+const categoryOptions = computed(() =>
+    [...new Set(assets.value.map(asset => asset.category))]
+        .toSorted()
+        .map(value => ({ label: categoryLabel(value), value }))
+)
+const filteredAssets = computed(() => {
     const keyword = search.value.trim().toLowerCase()
-    return (query.data.value ?? []).filter(project =>
-        [project.title, project.topic, project.style].some(value => value?.toLowerCase().includes(keyword))
-    )
+    return assets.value.filter(asset => {
+        if (projectId.value && asset.projectId !== projectId.value) return false
+        if (category.value && asset.category !== category.value) return false
+        if (!keyword) return true
+        return [asset.name, asset.category, projectName(asset.project)].some(value =>
+            value.toLowerCase().includes(keyword)
+        )
+    })
 })
 
-function projectName(title: string | null, topic: string) {
-    return title?.trim() || topic
+function projectName(project: ProjectAssetProject) {
+    return project.title?.trim() || project.topic
 }
+
+function categoryLabel(value: string) {
+    return categoryLabels[value] ?? value
+}
+
+function formatBytes(value: number) {
+    if (value < 1024) return `${value} B`
+    if (value < 1024 * 1024) return `${(value / 1024).toFixed(1)} KB`
+    return `${(value / 1024 / 1024).toFixed(1)} MB`
+}
+
+function clearFilters() {
+    search.value = ''
+    projectId.value = null
+    category.value = null
+}
+
+/** 类型标记帮助模板保持后端全局资产契约。 */
+const typedAssets = computed<GlobalProjectAsset[]>(() => filteredAssets.value)
 </script>
 
 <template>
@@ -29,14 +77,14 @@ function projectName(title: string | null, topic: string) {
             <div class="page-heading asset-library-heading">
                 <div>
                     <h1>资产库</h1>
-                    <p class="page-description">按剧本管理人物、场景、道具和参考素材。</p>
+                    <p class="page-description">汇总所有剧本的人物、场景、道具和参考图片。</p>
                 </div>
                 <NButton
                     quaternary
                     class="icon-button"
                     :loading="query.loading.value"
-                    aria-label="刷新资产项目"
-                    title="刷新资产项目"
+                    aria-label="刷新资产库"
+                    title="刷新资产库"
                     @click="query.refresh"
                 >
                     <template #icon><RefreshCw :size="16" /></template>
@@ -48,74 +96,112 @@ function projectName(title: string | null, topic: string) {
             {{ query.error.value }}<NButton text class="ml-3" @click="query.refresh">重新连接</NButton>
         </NAlert>
 
-        <NInput
-            v-model:value="search"
-            clearable
-            class="asset-project-search"
-            placeholder="搜索剧本名称、主题或风格"
-            :input-props="{ 'aria-label': '搜索资产所属剧本' }"
-        >
-            <template #prefix><Search :size="15" /></template>
-        </NInput>
+        <div class="asset-library-filters">
+            <NInput
+                v-model:value="search"
+                clearable
+                placeholder="搜索图片、分类或所属剧本"
+                :input-props="{ 'aria-label': '搜索资产图片' }"
+            >
+                <template #prefix><Search :size="15" /></template>
+            </NInput>
+            <NSelect
+                v-model:value="projectId"
+                clearable
+                filterable
+                placeholder="全部剧本"
+                :options="projectOptions"
+                aria-label="筛选所属剧本"
+            />
+            <NSelect
+                v-model:value="category"
+                clearable
+                placeholder="全部分类"
+                :options="categoryOptions"
+                aria-label="筛选资产分类"
+            />
+            <span class="text-xs text-muted">{{ typedAssets.length }} / {{ assets.length }} 张</span>
+        </div>
 
-        <div v-if="projects.length" class="asset-project-list">
-            <article v-for="project in projects" :key="project.id" class="asset-project-item">
-                <div class="min-w-0">
-                    <div class="flex min-w-0 items-center gap-2">
-                        <h2 class="truncate text-sm font-semibold" :title="projectName(project.title, project.topic)">
-                            {{ projectName(project.title, project.topic) }}
-                        </h2>
-                        <NTag v-if="project.status !== 'completed'" size="small" :bordered="false">剧本未完成</NTag>
+        <div v-if="typedAssets.length" class="asset-library-grid">
+            <article v-for="asset in typedAssets" :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>
+                        <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>
+                        <RouterLink
+                            v-slot="{ href, navigate }"
+                            :to="`/projects/${encodeURIComponent(asset.projectId)}/assets`"
+                            custom
+                        >
+                            <NButton tag="a" :href="href" text size="small" type="primary" @click="navigate">
+                                管理<template #icon><ArrowRight :size="14" /></template>
+                            </NButton>
+                        </RouterLink>
                     </div>
-                    <p class="mt-1 truncate text-xs text-muted">{{ project.topic }}</p>
                 </div>
-                <RouterLink
-                    v-if="project.status === 'completed'"
-                    v-slot="{ href, navigate }"
-                    :to="`/projects/${encodeURIComponent(project.id)}/assets`"
-                    custom
-                >
-                    <NButton tag="a" :href="href" text type="primary" @click="navigate">
-                        管理素材<template #icon><ArrowRight :size="15" /></template>
-                    </NButton>
-                </RouterLink>
-                <NButton v-else text disabled
-                    >管理素材<template #icon><ArrowRight :size="15" /></template
-                ></NButton>
             </article>
         </div>
 
         <EmptyState
             v-else-if="query.data.value"
-            :title="search ? '没有匹配的剧本' : '还没有可管理的剧本'"
-            :description="search ? '请调整搜索关键词。' : '创建剧本后，可在这里进入对应的项目资产库。'"
+            :title="assets.length ? '没有匹配的图片' : '资产库还是空的'"
+            :description="assets.length ? '调整搜索、剧本或分类筛选。' : '进入剧本资产库上传图片后，会自动汇总到这里。'"
         >
-            <NButton v-if="search" @click="search = ''">清除搜索</NButton>
+            <NButton v-if="assets.length" @click="clearFilters">清除筛选</NButton>
             <RouterLink v-else v-slot="{ href, navigate }" to="/projects" custom>
                 <NButton tag="a" :href="href" type="primary" @click="navigate">前往我的剧本</NButton>
             </RouterLink>
         </EmptyState>
-        <p v-else class="py-10 text-center text-sm text-muted" role="status">正在读取剧本列表…</p>
+        <p v-else class="py-10 text-center text-sm text-muted" role="status">正在读取全部资产图片…</p>
     </WorkspacePage>
 </template>
 
 <style scoped>
 @reference "../../styles/styles.css";
+.asset-library-page {
+    container: asset-library / inline-size;
+}
 .asset-library-heading {
     @apply flex items-start justify-between gap-4;
 }
-.asset-project-search {
-    @apply max-w-[420px] mb-4;
+.asset-library-filters {
+    @apply grid grid-cols-[minmax(220px,_420px)_220px_180px_auto] items-center gap-3 mb-4 p-3 bg-(--app-subtle);
 }
-.asset-project-list {
-    @apply grid gap-2;
+.asset-library-grid {
+    @apply grid grid-cols-[repeat(auto-fill,_minmax(min(240px,_100%),_1fr))] gap-4;
 }
-.asset-project-item {
-    @apply flex min-w-0 items-center justify-between gap-5 px-4 py-3 bg-(--app-surface);
+.asset-library-card {
+    @apply min-w-0 overflow-hidden bg-(--app-surface);
 }
-@media (max-width: 640px) {
-    .asset-project-item {
-        @apply items-start gap-3;
+.asset-library-image {
+    @apply aspect-[4/3];
+}
+.asset-library-card-content {
+    @apply p-4;
+}
+@container asset-library (max-width: 840px) {
+    .asset-library-filters {
+        @apply grid-cols-2;
+    }
+}
+@container asset-library (max-width: 560px) {
+    .asset-library-filters {
+        @apply grid-cols-1;
+    }
+    .asset-library-filters > span {
+        @apply justify-self-start;
     }
 }
 </style>
diff --git a/src/features/project-assets/api.ts b/src/features/project-assets/api.ts
index 6aafee2..efeecbf 100644
--- a/src/features/project-assets/api.ts
+++ b/src/features/project-assets/api.ts
@@ -1,5 +1,5 @@
 import { request } from '../../lib/http'
-import type { ProjectAsset, UpdateProjectAssetInput, UploadProjectAssetInput } from './types'
+import type { GlobalProjectAsset, ProjectAsset, UpdateProjectAssetInput, UploadProjectAssetInput } from './types'
 
 /** 固定项目资产路径并编码正式数据库 ID。 */
 function assetPath(projectId: string, assetId?: string) {
@@ -9,6 +9,7 @@ function assetPath(projectId: string, assetId?: string) {
 
 /** 项目素材 API；上传使用 multipart，浏览和编辑不调用生成模型。 */
 export const projectAssetsApi = {
+    listAll: (signal?: AbortSignal) => request<GlobalProjectAsset[]>('/assets', { signal }),
     list: (projectId: string, signal?: AbortSignal) => request<ProjectAsset[]>(assetPath(projectId), { signal }),
     get: (projectId: string, assetId: string, signal?: AbortSignal) =>
         request<ProjectAsset>(assetPath(projectId, assetId), { signal }),
diff --git a/src/features/project-assets/types.ts b/src/features/project-assets/types.ts
index 5f6970c..4ad861b 100644
--- a/src/features/project-assets/types.ts
+++ b/src/features/project-assets/types.ts
@@ -14,6 +14,19 @@ export interface ProjectAsset {
     updatedAt: string
 }
 
+/** 全局资产列表附带最小剧本信息，供筛选和来源标识使用。 */
+export interface ProjectAssetProject {
+    id: string
+    title: string | null
+    topic: string
+    status: string
+}
+
+/** 全局资产接口记录。 */
+export interface GlobalProjectAsset extends ProjectAsset {
+    project: ProjectAssetProject
+}
+
 /** 素材编辑只修改展示信息，不替换物理文件。 */
 export interface UpdateProjectAssetInput {
     name?: string
diff --git a/tests/features/project-assets/api.test.ts b/tests/features/project-assets/api.test.ts
index b2f03b7..654fcdd 100644
--- a/tests/features/project-assets/api.test.ts
+++ b/tests/features/project-assets/api.test.ts
@@ -20,6 +20,19 @@ const asset: ProjectAsset = {
 afterEach(() => vi.unstubAllGlobals())
 
 describe('项目资产 API', () => {
+    it('通过单个全局接口读取全部项目素材', async () => {
+        const globalAsset = {
+            ...asset,
+            project: { id: 'project-db-1', title: '记忆当铺', topic: '记忆交易', status: 'completed' }
+        }
+        const fetcher = vi.fn<typeof fetch>().mockResolvedValue(new Response(JSON.stringify({ data: [globalAsset] })))
+        vi.stubGlobal('fetch', fetcher)
+
+        await expect(projectAssetsApi.listAll()).resolves.toEqual([globalAsset])
+        expect(fetcher).toHaveBeenCalledOnce()
+        expect(fetcher).toHaveBeenCalledWith('/api/assets', expect.objectContaining({ method: 'GET' }))
+    })
+
     it('使用 multipart 上传文件，不手工设置 Content-Type', async () => {
         const fetcher = vi
             .fn<typeof fetch>()
diff --git a/tests/features/project-assets/library.test.ts b/tests/features/project-assets/library.test.ts
new file mode 100644
index 0000000..6e489a4
--- /dev/null
+++ b/tests/features/project-assets/library.test.ts
@@ -0,0 +1,78 @@
+import { afterEach, describe, expect, it, vi } from 'vitest'
+import { flushPromises, mount, type VueWrapper } from '@vue/test-utils'
+import { createMemoryHistory, createRouter } from 'vue-router'
+import AssetLibraryPage from '@/features/project-assets/AssetLibraryPage.vue'
+
+let wrapper: VueWrapper | undefined
+afterEach(() => {
+    wrapper?.unmount()
+    wrapper = undefined
+    document.body.innerHTML = ''
+    vi.unstubAllGlobals()
+})
+
+describe('全局资产库', () => {
+    it('单次读取并直接显示全部剧本图片，支持按图片与剧本搜索', async () => {
+        const fetcher = vi.fn<typeof fetch>().mockResolvedValue(
+            new Response(
+                JSON.stringify({
+                    data: [
+                        {
+                            id: 'asset-scene',
+                            projectId: 'project-one',
+                            name: '雨夜街道',
+                            type: 'image',
+                            category: 'scene',
+                            mimeType: 'image/png',
+                            extension: 'png',
+                            size: 4096,
+                            publicUrl: '/storage/scene.png',
+                            metadata: null,
+                            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' }
+                        },
+                        {
+                            id: 'asset-character',
+                            projectId: 'project-two',
+                            name: '林默正面照',
+                            type: 'image',
+                            category: 'character',
+                            mimeType: 'image/jpeg',
+                            extension: 'jpg',
+                            size: 8192,
+                            publicUrl: '/storage/character.jpg',
+                            metadata: null,
+                            createdAt: '2026-09-22T01:00:00Z',
+                            updatedAt: '2026-09-22T01:00:00Z',
+                            project: { id: 'project-two', title: '天降甘霖', topic: '乡村故事', status: 'completed' }
+                        }
+                    ]
+                })
+            )
+        )
+        vi.stubGlobal('fetch', fetcher)
+        const router = createRouter({
+            history: createMemoryHistory(),
+            routes: [
+                { path: '/assets', component: AssetLibraryPage },
+                { path: '/projects/:projectId/assets', component: { template: '<div />' } }
+            ]
+        })
+        await router.push('/assets')
+        wrapper = mount(AssetLibraryPage, { attachTo: document.body, global: { plugins: [router] } })
+        await flushPromises()
+
+        expect(fetcher).toHaveBeenCalledOnce()
+        expect(fetcher).toHaveBeenCalledWith('/api/assets', expect.objectContaining({ method: 'GET' }))
+        expect(wrapper.findAll('.asset-library-card')).toHaveLength(2)
+        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')
+
+        await wrapper.get('input[aria-label="搜索资产图片"]').setValue('天降甘霖')
+        expect(wrapper.findAll('.asset-library-card')).toHaveLength(1)
+        expect(wrapper.text()).toContain('林默正面照')
+        expect(wrapper.text()).not.toContain('雨夜街道')
+    })
+})