diff --git a/test-framework/shared/types/accessibility.types.ts b/test-framework/shared/types/accessibility.types.ts
new file mode 100644
index 0000000..880b1e9
--- /dev/null
+++ b/test-framework/shared/types/accessibility.types.ts
@@ -0,0 +1,24 @@
+export interface AccessibilityResult {
+  score: number;
+  violations: Violation[];
+  passes: number;
+  incomplete: number;
+  page: string;
+  url: string;
+}
+
+export interface Violation {
+  id: string;
+  impact: string;
+  description: string;
+  help: string;
+  helpUrl: string;
+  nodes: number;
+}
+
+export interface WCAGCompliance {
+  level: 'A' | 'AA' | 'AAA';
+  passed: number;
+  failed: number;
+  total: number;
+}
diff --git a/test-framework/shared/types/index.ts b/test-framework/shared/types/index.ts
new file mode 100644
index 0000000..5247983
--- /dev/null
+++ b/test-framework/shared/types/index.ts
@@ -0,0 +1,5 @@
+export * from './page.types';
+export * from './test.types';
+export * from './performance.types';
+export * from './accessibility.types';
+export * from './seo.types';
diff --git a/test-framework/shared/types/page.types.ts b/test-framework/shared/types/page.types.ts
new file mode 100644
index 0000000..f7e17cd
--- /dev/null
+++ b/test-framework/shared/types/page.types.ts
@@ -0,0 +1,20 @@
+import { Page, Locator } from '@playwright/test';
+
+export interface PageConfig {
+  name: string;
+  url: string;
+  selectors: {
+    title: string;
+    [key: string]: string;
+  };
+}
+
+export interface PageSelectors {
+  [key: string]: string;
+}
+
+export interface NavigationItem {
+  name: string;
+  url: string;
+  selector: string;
+}
diff --git a/test-framework/shared/types/performance.types.ts b/test-framework/shared/types/performance.types.ts
new file mode 100644
index 0000000..afd1628
--- /dev/null
+++ b/test-framework/shared/types/performance.types.ts
@@ -0,0 +1,36 @@
+export interface PerformanceMetrics {
+  loadTime: number;
+  domContentLoaded: number;
+  firstPaint: number;
+  firstContentfulPaint: number;
+}
+
+export interface CoreWebVitals {
+  largestContentfulPaint: number;
+  firstInputDelay: number;
+  cumulativeLayoutShift: number;
+}
+
+export interface ResourceTiming {
+  name: string;
+  duration: number;
+  size: number;
+  type: string;
+}
+
+export interface NetworkTiming {
+  dns: number;
+  tcp: number;
+  ssl: number;
+  request: number;
+  response: number;
+  total: number;
+}
+
+export interface LighthouseResult {
+  performance: number;
+  accessibility: number;
+  bestPractices: number;
+  seo: number;
+  pwa: number;
+}
diff --git a/test-framework/shared/types/seo.types.ts b/test-framework/shared/types/seo.types.ts
new file mode 100644
index 0000000..ad0a71d
--- /dev/null
+++ b/test-framework/shared/types/seo.types.ts
@@ -0,0 +1,35 @@
+export interface SEOResult {
+  score: number;
+  metaTags: MetaTagResult;
+  headings: HeadingResult;
+  links: LinkResult;
+  images: ImageResult;
+}
+
+export interface MetaTagResult {
+  title: boolean;
+  description: boolean;
+  keywords: boolean;
+  ogTitle: boolean;
+  ogDescription: boolean;
+  canonical: boolean;
+}
+
+export interface HeadingResult {
+  hasH1: boolean;
+  headingStructure: boolean;
+  multipleH1: boolean;
+}
+
+export interface LinkResult {
+  total: number;
+  broken: number;
+  internal: number;
+  external: number;
+}
+
+export interface ImageResult {
+  total: number;
+  withAlt: number;
+  withoutAlt: number;
+}
diff --git a/test-framework/shared/types/test.types.ts b/test-framework/shared/types/test.types.ts
new file mode 100644
index 0000000..42f56fe
--- /dev/null
+++ b/test-framework/shared/types/test.types.ts
@@ -0,0 +1,27 @@
+export interface TestConfig {
+  baseURL: string;
+  timeout: number;
+  retries: number;
+  environment: string;
+  headless: boolean;
+  slowMo?: number;
+}
+
+export interface TestResult {
+  name: string;
+  status: 'passed' | 'failed' | 'skipped';
+  duration: number;
+  errors?: Error[];
+}
+
+export interface TestSuite {
+  name: string;
+  tests: TestResult[];
+  summary: {
+    total: number;
+    passed: number;
+    failed: number;
+    skipped: number;
+    duration: number;
+  };
+}