diff --git a/app/src/lib/admin-api.js b/app/src/lib/admin-api.js
new file mode 100644
index 0000000..c99fb63
--- /dev/null
+++ b/app/src/lib/admin-api.js
@@ -0,0 +1,225 @@
+import { api } from './api.js';
+
+function toQuery(params = {}) {
+  const query = new URLSearchParams();
+  Object.entries(params).forEach(([key, value]) => {
+    if (value !== undefined && value !== null && value !== '') query.set(key, String(value));
+  });
+  const s = query.toString();
+  return s ? `?${s}` : '';
+}
+
+function normalizeArticle(article) {
+  if (!article) return article;
+  return {
+    ...article,
+    category: article.categorySlug || article.category,
+    tags: Array.isArray(article.tags) ? article.tags : [],
+  };
+}
+
+export const adminApi = {
+  async listArticles(params) {
+    const res = await api.get(`/api/admin/articles${toQuery(params)}`);
+    return { ...res, items: (res?.items ?? []).map(normalizeArticle) };
+  },
+  async getDashboard() {
+    const res = await api.get('/api/admin/dashboard');
+    return { ...res, recentArticles: (res?.recentArticles ?? []).map(normalizeArticle), recentActivity: res?.recentActivity ?? [] };
+  },
+  async getPanelMetrics() {
+    const res = await api.get('/api/admin/panel-metrics');
+    return { ...res, recentArticles: (res?.recentArticles ?? []).map(normalizeArticle) };
+  },
+  async getWriterDashboard() {
+    const res = await api.get('/api/admin/writer/dashboard');
+    return {
+      ...res,
+      recentArticles: (res?.recentArticles ?? []).map(normalizeArticle),
+      recentComments: res?.recentComments ?? [],
+      viewsByDay: res?.viewsByDay ?? [],
+    };
+  },
+  async getAnalytics() {
+    const res = await api.get('/api/admin/analytics');
+    return { ...res, topArticles: (res?.topArticles ?? []).map(normalizeArticle), viewsByDay: res?.viewsByDay ?? [] };
+  },
+  getSeoAudit() {
+    return api.get('/api/admin/seo/audit');
+  },
+  getContentAnalytics() {
+    return api.get('/api/admin/analytics/content');
+  },
+  getNewsletterAnalytics() {
+    return api.get('/api/admin/analytics/newsletter');
+  },
+  getEngagementAnalytics() {
+    return api.get('/api/admin/analytics/engagement');
+  },
+  async createArticle(article) {
+    const res = await api.post('/api/admin/articles', article);
+    return normalizeArticle(res.article);
+  },
+  async updateArticle(id, article) {
+    const res = await api.patch(`/api/admin/articles/${encodeURIComponent(id)}`, article);
+    return normalizeArticle(res.article);
+  },
+  async addArticleCorrection(id, note) {
+    const res = await api.post(`/api/admin/articles/${encodeURIComponent(id)}/corrections`, { note });
+    return normalizeArticle(res.article);
+  },
+  async publishArticle(id) {
+    const res = await api.post(`/api/admin/articles/${encodeURIComponent(id)}/publish`, {});
+    return normalizeArticle(res.article);
+  },
+  async scheduleArticle(id, scheduledAt) {
+    const res = await api.post(`/api/admin/articles/${encodeURIComponent(id)}/schedule`, { scheduledAt });
+    return normalizeArticle(res.article);
+  },
+  deleteArticle(id) {
+    return api.del(`/api/admin/articles/${encodeURIComponent(id)}`);
+  },
+
+  async listCategories() {
+    const res = await api.get('/api/admin/categories');
+    return res?.items ?? [];
+  },
+  async createCategory(category) {
+    const res = await api.post('/api/admin/categories', category);
+    return res.category;
+  },
+  async updateCategory(id, category) {
+    const res = await api.patch(`/api/admin/categories/${encodeURIComponent(id)}`, category);
+    return res.category;
+  },
+  deleteCategory(id) {
+    return api.del(`/api/admin/categories/${encodeURIComponent(id)}`);
+  },
+
+  async listTags() {
+    const res = await api.get('/api/admin/tags');
+    return res?.items ?? [];
+  },
+  async createTag(name) {
+    const res = await api.post('/api/admin/tags', { name });
+    return res.tag;
+  },
+  deleteTag(id) {
+    return api.del(`/api/admin/tags/${encodeURIComponent(id)}`);
+  },
+
+  async listAuthors() {
+    const res = await api.get('/api/admin/authors');
+    return res?.items ?? [];
+  },
+  async createAuthor(author) {
+    const res = await api.post('/api/admin/authors', author);
+    return res;
+  },
+  async updateAuthor(id, author) {
+    const res = await api.put(`/api/admin/authors/${encodeURIComponent(id)}`, author);
+    return res;
+  },
+  deleteAuthor(id) {
+    return api.del(`/api/admin/authors/${encodeURIComponent(id)}`);
+  },
+
+  async listUsers() {
+    const res = await api.get('/api/admin/users');
+    return res?.items ?? [];
+  },
+  async updateUser(id, updates) {
+    const res = await api.patch(`/api/admin/users/${encodeURIComponent(id)}`, updates);
+    return res.user;
+  },
+
+  async listActivity(params) {
+    const res = await api.get(`/api/admin/activity${toQuery(params)}`);
+    return res?.items ?? [];
+  },
+  activityExportUrl(params) {
+    return `/api/admin/activity/export.csv${toQuery(params)}`;
+  },
+
+  async listComments(params) {
+    const res = await api.get(`/api/admin/comments${toQuery(params)}`);
+    return { items: res?.items ?? [], total: res?.total ?? 0 };
+  },
+  deleteComment(id) {
+    return api.del(`/api/admin/comments/${encodeURIComponent(id)}`);
+  },
+  deleteFlaggedComments() {
+    return api.del('/api/admin/comments');
+  },
+  bulkModerateComments(ids, action) {
+    return api.post('/api/admin/comments/bulk', { ids, action });
+  },
+  unflagComment(id) {
+    return api.put(`/api/admin/comments/${encodeURIComponent(id)}/unflag`, {});
+  },
+
+  async listMedia(params) {
+    const res = await api.get(`/api/admin/media${toQuery(params)}`);
+    return { items: res?.items ?? [], pagination: res?.pagination ?? null };
+  },
+  deleteMedia(id) {
+    return api.del(`/api/admin/media/${encodeURIComponent(id)}`);
+  },
+
+  upload(payload) {
+    return api.post('/api/admin/uploads', payload);
+  },
+
+  async listReviews() {
+    const res = await api.get('/api/admin/reviews');
+    return res?.items ?? [];
+  },
+  updateReview(articleId, payload) {
+    return api.put(`/api/admin/articles/${encodeURIComponent(articleId)}/review`, payload);
+  },
+
+  async listNewsletterSubscribers() {
+    const res = await api.get('/api/admin/newsletter/subscribers');
+    return res?.items ?? [];
+  },
+  async listNewsletterCampaigns() {
+    const res = await api.get('/api/admin/newsletter/campaigns');
+    return res?.items ?? [];
+  },
+  async createNewsletterCampaign(payload) {
+    const res = await api.post('/api/admin/newsletter/campaigns', payload);
+    return res.campaign;
+  },
+  async sendNewsletterCampaign(id) {
+    const res = await api.post(`/api/admin/newsletter/campaigns/${encodeURIComponent(id)}/send`, {});
+    return res.campaign;
+  },
+
+  async listSeries() {
+    const res = await api.get('/api/admin/series');
+    return res?.items ?? [];
+  },
+  async createSeries(payload) {
+    const res = await api.post('/api/admin/series', payload);
+    return res.series;
+  },
+  async updateSeries(id, payload) {
+    const res = await api.patch(`/api/admin/series/${encodeURIComponent(id)}`, payload);
+    return res.series;
+  },
+  deleteSeries(id) {
+    return api.del(`/api/admin/series/${encodeURIComponent(id)}`);
+  },
+
+  async listJobs(params) {
+    const res = await api.get(`/api/admin/jobs${toQuery(params)}`);
+    return res?.items ?? [];
+  },
+  moderateJob(id, payload) {
+    return api.patch(`/api/admin/jobs/${encodeURIComponent(id)}`, payload);
+  },
+
+  getClientErrors() {
+    return api.get('/api/admin/errors');
+  },
+};