diff --git a/drizzle.config.ts b/drizzle.config.ts
new file mode 100644
index 0000000..b36e054
--- /dev/null
+++ b/drizzle.config.ts
@@ -0,0 +1,10 @@
+import type { Config } from 'drizzle-kit';
+
+export default {
+  schema: './src/db/schema.ts',
+  out: './drizzle',
+  driver: 'libsql',
+  dbCredentials: {
+    url: process.env.DATABASE_URL || 'file:./data.db',
+  },
+} satisfies Config;
diff --git a/package.json b/package.json
index b81620f..ea61fbf 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,12 @@
     "audit:accessibility": "node scripts/accessibility-test.js",
     "audit:forms": "node scripts/form-validation.js",
     "audit:all": "./scripts/run-all-tests.sh",
-    "report:generate": "node scripts/generate-test-report.js"
+    "report:generate": "node scripts/generate-test-report.js",
+    "db:generate": "drizzle-kit generate",
+    "db:migrate": "drizzle-kit migrate",
+    "db:push": "drizzle-kit push",
+    "db:studio": "drizzle-kit studio",
+    "db:seed": "tsx src/db/seed.ts"
   },
   "dependencies": {
     "@antv/g2": "^5.4.8",
diff --git a/src/db/schema.ts b/src/db/schema.ts
new file mode 100644
index 0000000..7c8ed15
--- /dev/null
+++ b/src/db/schema.ts
@@ -0,0 +1,86 @@
+import { sqliteTable, text, integer } from 'drizzle-orm/sqlite-core';
+import { relations } from 'drizzle-orm';
+
+export const users = sqliteTable('users', {
+  id: text('id').primaryKey(),
+  email: text('email').notNull().unique(),
+  passwordHash: text('password_hash'),
+  name: text('name').notNull(),
+  role: text('role', { enum: ['admin', 'editor', 'viewer'] }).notNull().default('editor'),
+  avatar: text('avatar'),
+  createdAt: integer('created_at', { mode: 'timestamp' }).notNull(),
+  updatedAt: integer('updated_at', { mode: 'timestamp' }).notNull(),
+});
+
+export const content = sqliteTable('content', {
+  id: text('id').primaryKey(),
+  type: text('type', { enum: ['news', 'product', 'service', 'case'] }).notNull(),
+  title: text('title').notNull(),
+  slug: text('slug').notNull().unique(),
+  excerpt: text('excerpt'),
+  content: text('content').notNull(),
+  coverImage: text('cover_image'),
+  category: text('category'),
+  tags: text('tags', { mode: 'json' }).$type<string[]>(),
+  status: text('status', { enum: ['draft', 'published', 'archived'] }).notNull().default('draft'),
+  publishedAt: integer('published_at', { mode: 'timestamp' }),
+  authorId: text('author_id').notNull().references(() => users.id),
+  sortOrder: integer('sort_order').default(0),
+  metadata: text('metadata', { mode: 'json' }).$type<Record<string, any>>(),
+  createdAt: integer('created_at', { mode: 'timestamp' }).notNull(),
+  updatedAt: integer('updated_at', { mode: 'timestamp' }).notNull(),
+});
+
+export const contentVersions = sqliteTable('content_versions', {
+  id: text('id').primaryKey(),
+  contentId: text('content_id').notNull().references(() => content.id),
+  version: integer('version').notNull(),
+  title: text('title').notNull(),
+  content: text('content').notNull(),
+  changes: text('changes', { mode: 'json' }).$type<Record<string, any>>(),
+  changedBy: text('changed_by').notNull().references(() => users.id),
+  changedAt: integer('changed_at', { mode: 'timestamp' }).notNull(),
+});
+
+export const siteConfig = sqliteTable('site_config', {
+  id: text('id').primaryKey(),
+  key: text('key').notNull().unique(),
+  value: text('value', { mode: 'json' }).notNull(),
+  category: text('category', { enum: ['feature', 'style', 'seo', 'general'] }).notNull(),
+  description: text('description'),
+  updatedAt: integer('updated_at', { mode: 'timestamp' }).notNull(),
+  updatedBy: text('updated_by').references(() => users.id),
+});
+
+export const auditLogs = sqliteTable('audit_logs', {
+  id: text('id').primaryKey(),
+  userId: text('user_id').references(() => users.id),
+  action: text('action', { enum: ['create', 'update', 'delete', 'publish', 'login'] }).notNull(),
+  resourceType: text('resource_type').notNull(),
+  resourceId: text('resource_id'),
+  details: text('details', { mode: 'json' }).$type<Record<string, any>>(),
+  ipAddress: text('ip_address'),
+  userAgent: text('user_agent'),
+  timestamp: integer('timestamp', { mode: 'timestamp' }).notNull(),
+});
+
+export const usersRelations = relations(users, ({ many }) => ({
+  content: many(content),
+  versions: many(contentVersions),
+  logs: many(auditLogs),
+}));
+
+export const contentRelations = relations(content, ({ one, many }) => ({
+  author: one(users, {
+    fields: [content.authorId],
+    references: [users.id],
+  }),
+  versions: many(contentVersions),
+}));
+
+export type User = typeof users.$inferSelect;
+export type NewUser = typeof users.$inferInsert;
+export type Content = typeof content.$inferSelect;
+export type NewContent = typeof content.$inferInsert;
+export type SiteConfig = typeof siteConfig.$inferSelect;
+export type NewSiteConfig = typeof siteConfig.$inferInsert;