diff --git a/cypress/e2e/app.cy.ts b/cypress/e2e/app.cy.ts
index cbedcd32..b925f8c0 100644
--- a/cypress/e2e/app.cy.ts
+++ b/cypress/e2e/app.cy.ts
@@ -1,8 +1,181 @@
 // https://on.cypress.io/api
 
-describe('Home Page Test', () => {
-  it('visits the app root url', () => {
-    cy.visit('/')
-    cy.contains('h1', 'Physiome Model Repository')
+describe('Navigation and Routing', () => {
+  describe('Home Page', () => {
+    it('visits the home page', () => {
+      cy.visit('/')
+      cy.contains('h1', 'Physiome Model Repository')
+      cy.title().should('eq', 'Physiome Model Repository')
+    })
+
+    it('displays navigation cards for Workspaces and Exposures', () => {
+      cy.visit('/')
+      cy.contains('Workspaces').should('be.visible')
+      cy.contains('Exposures').should('be.visible')
+    })
+
+    it('navigates to Workspaces page from home', () => {
+      cy.visit('/')
+      cy.contains('a', 'Workspaces').first().click()
+      cy.url().should('include', '/workspaces')
+    })
+
+    it('navigates to Exposures page from home', () => {
+      cy.visit('/')
+      cy.contains('a', 'Exposures').first().click()
+      cy.url().should('include', '/exposures')
+    })
+  })
+
+  describe('Header Navigation', () => {
+    it('displays header with logo and navigation links', () => {
+      cy.visit('/')
+      cy.get('header').should('be.visible')
+      cy.get('header').contains('Workspaces')
+      cy.get('header').contains('Exposures')
+    })
+
+    it('navigates to home when clicking logo', () => {
+      cy.visit('/workspaces')
+      cy.get('header a[href="/"]').first().click()
+      cy.url().should('eq', Cypress.config().baseUrl + '/')
+    })
+
+    it('navigates between pages using header links', () => {
+      cy.visit('/')
+      cy.get('header').contains('a', 'Workspaces').click()
+      cy.url().should('include', '/workspaces')
+
+      cy.get('header').contains('a', 'Exposures').click()
+      cy.url().should('include', '/exposures')
+    })
+  })
+
+  describe('Workspaces Page', () => {
+    it('visits the workspaces page', () => {
+      cy.visit('/workspaces')
+      cy.url().should('include', '/workspaces')
+      cy.title().should('include', 'Workspaces')
+    })
+
+    it('displays workspaces list or loading state', () => {
+      cy.visit('/workspaces')
+      // Should show either loading or content
+      cy.get('body').should('exist')
+    })
+
+    it('has filter and sort functionality', () => {
+      cy.visit('/workspaces')
+      cy.get('input[type="search"]').should('exist')
+    })
+  })
+
+  describe('Exposures Page', () => {
+    it('visits the exposures page', () => {
+      cy.visit('/exposures')
+      cy.url().should('include', '/exposures')
+      cy.title().should('include', 'Exposures')
+    })
+
+    it('displays exposures list or loading state', () => {
+      cy.visit('/exposures')
+      cy.get('body').should('exist')
+    })
+
+    it('has filter and sort functionality', () => {
+      cy.visit('/exposures')
+      cy.get('input[type="search"]').should('exist')
+    })
+  })
+
+  describe('Login Page', () => {
+    it('visits the login page', () => {
+      cy.visit('/login')
+      cy.url().should('include', '/login')
+      cy.title().should('include', 'Login')
+    })
+
+    it('displays login form', () => {
+      cy.visit('/login')
+      cy.get('input[type="text"], input[type="email"]').should('exist')
+      cy.get('input[type="password"]').should('exist')
+      cy.get('button[type="submit"]').should('exist')
+    })
+
+    it('navigates to login from header when not authenticated', () => {
+      cy.visit('/')
+      cy.get('header').contains('Log in').click()
+      cy.url().should('include', '/login')
+    })
+  })
+
+  describe('Not Found Page', () => {
+    it('displays 404 page for invalid routes', () => {
+      cy.visit('/this-page-does-not-exist', { failOnStatusCode: false })
+      cy.url().should('include', '/this-page-does-not-exist')
+      cy.title().should('include', 'Page Not Found')
+    })
+
+    it('shows not found content', () => {
+      cy.visit('/invalid-route', { failOnStatusCode: false })
+      cy.get('body').should('exist')
+    })
+  })
+
+  describe('Back Navigation', () => {
+    it('allows navigation back from Workspaces to Home', () => {
+      cy.visit('/')
+      cy.contains('a', 'Workspaces').first().click()
+      cy.go('back')
+      cy.url().should('eq', Cypress.config().baseUrl + '/')
+    })
+
+    it('allows navigation back from Exposures to Home', () => {
+      cy.visit('/')
+      cy.contains('a', 'Exposures').first().click()
+      cy.go('back')
+      cy.url().should('eq', Cypress.config().baseUrl + '/')
+    })
+  })
+
+  describe('Page Titles', () => {
+    it('sets correct title for home page', () => {
+      cy.visit('/')
+      cy.title().should('eq', 'Physiome Model Repository')
+    })
+
+    it('sets correct title for workspaces page', () => {
+      cy.visit('/workspaces')
+      cy.title().should('eq', 'Workspaces – Physiome Model Repository')
+    })
+
+    it('sets correct title for exposures page', () => {
+      cy.visit('/exposures')
+      cy.title().should('eq', 'Exposures – Physiome Model Repository')
+    })
+
+    it('sets correct title for login page', () => {
+      cy.visit('/login')
+      cy.title().should('eq', 'Login – Physiome Model Repository')
+    })
+  })
+
+  describe('Footer', () => {
+    it('displays footer on all pages', () => {
+      cy.visit('/')
+      cy.get('footer').should('be.visible')
+      cy.get('footer').contains('IUPS Physiome project')
+
+      cy.visit('/workspaces')
+      cy.get('footer').should('be.visible')
+
+      cy.visit('/exposures')
+      cy.get('footer').should('be.visible')
+    })
+
+    it('footer contains GitHub repository links', () => {
+      cy.visit('/')
+      cy.get('footer a[href*="github.com"]').should('have.length.at.least', 1)
+    })
   })
 })