feat(frontend): add mobile-first Material redesign (#17)

frontend/.gitignore

@@ -38,6 +38,8 @@ yarn-error.log
 testem.log
 /typings
 __screenshots__/
+/playwright-report
+/test-results
 
 # System files
 .DS_Store

frontend/README.md

@@ -7,7 +7,7 @@ This project was generated using [Angular CLI](https://github.com/angular/angula
 To start a local development server, run:
 
 ```bash
-ng serve
+bun run start
 ```
 
 Once the server is running, open your browser and navigate to `http://localhost:4200/`. The application will automatically reload whenever you modify any of the source files.
@@ -41,7 +41,7 @@ This will compile your project and store the build artifacts in the `dist/` dire
 To execute unit tests with the [Vitest](https://vitest.dev/) test runner, use the following command:
 
 ```bash
-ng test
+bun run test -- --watch=false
 ```
 
 ## Running end-to-end tests
@@ -49,10 +49,12 @@ ng test
 For end-to-end (e2e) testing, run:
 
 ```bash
-ng e2e
+bunx playwright install chromium
+bun run e2e
 ```
 
-Angular CLI does not come with an end-to-end testing framework by default. You can choose one that suits your needs.
+The Playwright suite starts the Angular development server automatically and runs against the
+360 px mobile, 768 px tablet, and 1280 px desktop projects defined in `playwright.config.ts`.
 
 ## Additional Resources
 

frontend/angular.json

@@ -2,7 +2,7 @@
   "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
   "version": 1,
   "cli": {
-    "packageManager": "npm",
+    "packageManager": "bun",
     "schematicCollections": ["angular-eslint"]
   },
   "newProjectRoot": "projects",
@@ -25,7 +25,7 @@
                 "input": "public"
               }
             ],
-            "styles": ["src/styles.css"]
+            "styles": ["src/styles.scss"]
           },
           "configurations": {
             "production": {
@@ -37,7 +37,7 @@
                 },
                 {
                   "type": "anyComponentStyle",
-                  "maximumWarning": "10kB",
+                  "maximumWarning": "15kB",
                   "maximumError": "20kB"
                 }
               ],

frontend/bun.lock

@@ -5,10 +5,12 @@
     "": {
       "name": "lmnp-frontend",
       "dependencies": {
+        "@angular/cdk": "^22.0.0",
         "@angular/common": "^22.0.0",
         "@angular/compiler": "^22.0.0",
         "@angular/core": "^22.0.0",
         "@angular/forms": "^22.0.0",
+        "@angular/material": "^22.0.0",
         "@angular/platform-browser": "^22.0.0",
         "@angular/router": "^22.0.0",
         "rxjs": "~7.8.0",
@@ -19,6 +21,8 @@
         "@angular/cli": "^22.0.6",
         "@angular/compiler-cli": "^22.0.0",
         "@eslint/js": "^10.0.1",
+        "@playwright/test": "^1.61.1",
+        "@types/node": "^24.0.0",
         "@vitest/coverage-v8": "^4.1.10",
         "angular-eslint": "22.1.0",
         "eslint": "^10.6.0",
@@ -85,6 +89,8 @@
 
     "@angular/build": ["@angular/build@22.0.6", "", { "dependencies": { "@ampproject/remapping": "2.3.0", "@angular-devkit/architect": "0.2200.6", "@babel/core": "7.29.0", "@babel/helper-annotate-as-pure": "7.27.3", "@babel/helper-split-export-declaration": "7.24.7", "@inquirer/confirm": "6.0.12", "@vitejs/plugin-basic-ssl": "2.3.0", "beasties": "0.4.2", "browserslist": "^4.26.0", "esbuild": "0.28.1", "https-proxy-agent": "9.0.0", "jsonc-parser": "3.3.1", "listr2": "10.2.1", "magic-string": "0.30.21", "mrmime": "2.0.1", "parse5-html-rewriting-stream": "8.0.1", "picomatch": "4.0.4", "piscina": "5.2.0", "rollup": "4.60.2", "sass": "1.99.0", "semver": "7.7.4", "source-map-support": "0.5.21", "tinyglobby": "0.2.16", "vite": "7.3.5", "watchpack": "2.5.1" }, "optionalDependencies": { "lmdb": "3.5.4" }, "peerDependencies": { "@angular/compiler": "^22.0.0", "@angular/compiler-cli": "^22.0.0", "@angular/core": "^22.0.0", "@angular/localize": "^22.0.0", "@angular/platform-browser": "^22.0.0", "@angular/platform-server": "^22.0.0", "@angular/service-worker": "^22.0.0", "@angular/ssr": "^22.0.6", "istanbul-lib-instrument": "^6.0.0", "karma": "^6.4.0", "less": "^4.2.0", "ng-packagr": "^22.0.0", "postcss": "^8.4.0", "tailwindcss": "^2.0.0 || ^3.0.0 || ^4.0.0", "tslib": "^2.3.0", "typescript": ">=6.0 <6.1", "vitest": "^4.0.8" }, "optionalPeers": ["@angular/core", "@angular/localize", "@angular/platform-browser", "@angular/platform-server", "@angular/service-worker", "@angular/ssr", "istanbul-lib-instrument", "karma", "less", "ng-packagr", "postcss", "tailwindcss", "vitest"] }, "sha512-mIp1snH1haw4pKiJwUmKyp9f31NRUTeUwqrl9W59X3Iv54egOnD1EdCc0jsW7WJVr/JHRZYVt/ooFelUB8uV8g=="],
 
+    "@angular/cdk": ["@angular/cdk@22.0.4", "", { "dependencies": { "parse5": "^8.0.0", "tslib": "^2.3.0" }, "peerDependencies": { "@angular/common": "^22.0.0 || ^23.0.0", "@angular/core": "^22.0.0 || ^23.0.0", "@angular/platform-browser": "^22.0.0 || ^23.0.0", "rxjs": "^6.5.3 || ^7.4.0" } }, "sha512-XaH1ff9tOn4acPh0zWbrmJznfZqZ0KZkw5+DM5BIeM9URmAOI8xdZWmVNyaUpVSmriANFjeGZS+Sfat9S6hLOg=="],
+
     "@angular/cli": ["@angular/cli@22.0.6", "", { "dependencies": { "@angular-devkit/architect": "0.2200.6", "@angular-devkit/core": "22.0.6", "@angular-devkit/schematics": "22.0.6", "@inquirer/prompts": "8.4.2", "@listr2/prompt-adapter-inquirer": "4.2.3", "@modelcontextprotocol/sdk": "1.29.0", "@schematics/angular": "22.0.6", "@yarnpkg/lockfile": "1.1.0", "algoliasearch": "5.52.0", "ini": "6.0.0", "jsonc-parser": "3.3.1", "listr2": "10.2.1", "npm-package-arg": "13.0.2", "pacote": "21.5.1", "parse5-html-rewriting-stream": "8.0.1", "semver": "7.7.4", "yargs": "18.0.0", "zod": "4.4.2" }, "bin": { "ng": "bin/ng.js" } }, "sha512-/sEN1hVcywSML+yWrr/T7gbuGfIrZwKC+WhiOv5GksSQVUrSujWnMX4meRJ5ocG/Ie8UN48LJ7LVDsm32NBt1A=="],
 
     "@angular/common": ["@angular/common@22.0.6", "", { "dependencies": { "tslib": "^2.3.0" }, "peerDependencies": { "@angular/core": "22.0.6", "rxjs": "^6.5.3 || ^7.4.0" } }, "sha512-+sC0W0FWGeZ/HKUhueCBX8kXdFQDlStbUSK6WF/32igfNYR/PdUrp2L5bU7q654yjxnMzFWDAB+Uvzv6YI/cQg=="],
@@ -97,6 +103,8 @@
 
     "@angular/forms": ["@angular/forms@22.0.6", "", { "dependencies": { "@standard-schema/spec": "^1.0.0", "tslib": "^2.3.0", "zod": "^4.0.10" }, "peerDependencies": { "@angular/common": "22.0.6", "@angular/core": "22.0.6", "@angular/platform-browser": "22.0.6", "rxjs": "^6.5.3 || ^7.4.0" } }, "sha512-pZGMk1TvT+m8z2ZGm90W0sBlo6fhtMAA2baZbMt3HbGRmY23vZv1Orv9npX3Z6a9CCNDY3XBMBvkuj8g7vde9Q=="],
 
+    "@angular/material": ["@angular/material@22.0.4", "", { "dependencies": { "tslib": "^2.3.0" }, "peerDependencies": { "@angular/cdk": "22.0.4", "@angular/common": "^22.0.0 || ^23.0.0", "@angular/core": "^22.0.0 || ^23.0.0", "@angular/forms": "^22.0.0 || ^23.0.0", "@angular/platform-browser": "^22.0.0 || ^23.0.0", "rxjs": "^6.5.3 || ^7.4.0" } }, "sha512-htOFlTwMtcB9J4q6yPD9jJIQVJ5LfRub+KAiD4D7UU1iaCknpNuQKRfLrZh/mEdOVACI52jHAOXS3+eTkloXcQ=="],
+
     "@angular/platform-browser": ["@angular/platform-browser@22.0.6", "", { "dependencies": { "tslib": "^2.3.0" }, "peerDependencies": { "@angular/animations": "22.0.6", "@angular/common": "22.0.6", "@angular/core": "22.0.6" }, "optionalPeers": ["@angular/animations"] }, "sha512-DyyYRx4jXlfaenf0mwsp9jcIak/c17QCFgJKA7OauSkQnk3dL+voMYEwdigfnTIUdw+2Y9wYDywLeuM6NychNQ=="],
 
     "@angular/router": ["@angular/router@22.0.6", "", { "dependencies": { "tslib": "^2.3.0" }, "peerDependencies": { "@angular/common": "22.0.6", "@angular/core": "22.0.6", "@angular/platform-browser": "22.0.6", "rxjs": "^6.5.3 || ^7.4.0" } }, "sha512-s0BErBBadCXlvilob8aWke4H1FRlXDbnDfyYkjW6RkUaGQ4jzeEAzH56KsG2hf8NtBtYwkRlsLfOX9s5sPwm6w=="],
@@ -413,6 +421,8 @@
 
     "@parcel/watcher-win32-x64": ["@parcel/watcher-win32-x64@2.5.6", "", { "os": "win32", "cpu": "x64" }, "sha512-hbQlYcCq5dlAX9Qx+kFb0FHue6vbjlf0FrNzSKdYK2APUf7tGfGxQCk2ihEREmbR6ZMc0MVAD5RIX/41gpUzTw=="],
 
+    "@playwright/test": ["@playwright/test@1.61.1", "", { "dependencies": { "playwright": "1.61.1" }, "bin": { "playwright": "cli.js" } }, "sha512-8nKv6+0RJSL9FE4jYOEGXnPeM/Hg12qZpmqzZjRh3qM0Y7c3z1mrOTfFLids72RDQYVh9WpLEfR5WdpNX4fkig=="],
+
     "@rolldown/binding-android-arm64": ["@rolldown/binding-android-arm64@1.1.5", "", { "os": "android", "cpu": "arm64" }, "sha512-lZg8fqIv2v7FF237bwMgzGZEJvGL79/s5knJ/i6FmsGF4XXlzccZ4jb+TrFIxtSSxFtIpdsgrPZeMk1I9AFcyQ=="],
 
     "@rolldown/binding-darwin-arm64": ["@rolldown/binding-darwin-arm64@1.1.5", "", { "os": "darwin", "cpu": "arm64" }, "sha512-51Bnx9pNiMRKSUNtBfySkNJ9vMU9Hh3I1ozDd6gyPPYzaXCfnptUcEZxXGYFn+ul2dtcMUiqGR1Yai2K10uoTw=="],
@@ -527,6 +537,8 @@
 
     "@types/json-schema": ["@types/json-schema@7.0.15", "", {}, "sha512-5+fP8P8MFNC+AyZCDxrB2pkZFPGzqQWUzpSeuuVLvm8VMcorNYavBqoFcxK8bQz4Qsbn4oUEEem4wDLfcysGHA=="],
 
+    "@types/node": ["@types/node@24.13.3", "", { "dependencies": { "undici-types": "~7.18.0" } }, "sha512-Dh8vAsV36ig5wa9OX4pXvMc9D3Veibfw2wix0CUwYODLD8nkj9UsLjASr49nPg+2eKzxhBV+v7L8pXvT4e639Q=="],
+
     "@typescript-eslint/eslint-plugin": ["@typescript-eslint/eslint-plugin@8.62.1", "", { "dependencies": { "@eslint-community/regexpp": "^4.12.2", "@typescript-eslint/scope-manager": "8.62.1", "@typescript-eslint/type-utils": "8.62.1", "@typescript-eslint/utils": "8.62.1", "@typescript-eslint/visitor-keys": "8.62.1", "ignore": "^7.0.5", "natural-compare": "^1.4.0", "ts-api-utils": "^2.5.0" }, "peerDependencies": { "@typescript-eslint/parser": "^8.62.1", "eslint": "^8.57.0 || ^9.0.0 || ^10.0.0", "typescript": ">=4.8.4 <6.1.0" } }, "sha512-4EQM77WgVNxj7OkL/5b/D/xZsw00G577+UriYTC7JF5opcF3T2AuoeY7ueLaZgSVjSgCS6yOAJB5bRGLPSJUzA=="],
 
     "@typescript-eslint/parser": ["@typescript-eslint/parser@8.62.1", "", { "dependencies": { "@typescript-eslint/scope-manager": "8.62.1", "@typescript-eslint/types": "8.62.1", "@typescript-eslint/typescript-estree": "8.62.1", "@typescript-eslint/visitor-keys": "8.62.1", "debug": "^4.4.3" }, "peerDependencies": { "eslint": "^8.57.0 || ^9.0.0 || ^10.0.0", "typescript": ">=4.8.4 <6.1.0" } }, "sha512-sPhE4iHuJDSvoAiec+Ro8JyXw8f0ql13HFR82P99nCm9GwTEKG0KYLvDe6REk8BCXuit6vJAv/Yxg5ABaNS2rA=="],
@@ -1071,6 +1083,10 @@
 
     "pkce-challenge": ["pkce-challenge@5.0.1", "", {}, "sha512-wQ0b/W4Fr01qtpHlqSqspcj3EhBvimsdh0KlHhH8HRZnMsEa0ea2fTULOXOS9ccQr3om+GcGRk4e+isrZWV8qQ=="],
 
+    "playwright": ["playwright@1.61.1", "", { "dependencies": { "playwright-core": "1.61.1" }, "optionalDependencies": { "fsevents": "2.3.2" }, "bin": { "playwright": "cli.js" } }, "sha512-DWnY5o3YbLWK4GovuAVwpqL+1VwGNdUGrRr++8j8PtQQzvAVZUIMjKQ90fY689sEJZJBbZVw1rXaOKSTitkzPQ=="],
+
+    "playwright-core": ["playwright-core@1.61.1", "", { "bin": { "playwright-core": "cli.js" } }, "sha512-h7Qlt6m4REp25qvIdvbDtVmD4LqVXfpRxhORv9L0jzETM05p4fuPJ3dKyuSXQxDSbXnmS79HAgi9589lGSpLkg=="],
+
     "postcss": ["postcss@8.5.19", "", { "dependencies": { "nanoid": "^3.3.12", "picocolors": "^1.1.1", "source-map-js": "^1.2.1" } }, "sha512-Mz8SaolMd8nB+G13WkORcxQKHZ/NE4xXevtkJHVuG+guo9/wYKlIMTKAqGdEmYOXR2ijPjTYNHssizdaVSUNdQ=="],
 
     "postcss-media-query-parser": ["postcss-media-query-parser@0.2.3", "", {}, "sha512-3sOlxmbKcSHMjlUXQZKQ06jOswE7oVkXPxmZdoB1r5l0q6gTFTQSHxNxOrCccElbW7dxNytifNEo8qidX2Vsig=="],
@@ -1219,6 +1235,8 @@
 
     "undici": ["undici@7.28.0", "", {}, "sha512-cRZYrTDwWznlnRiPjggAGxZXanty6M8RV1ff8Wm4LWXBp7/IG8v5DnOm74DtUBp9OONpK75YlPnIjQqX0dBDtA=="],
 
+    "undici-types": ["undici-types@7.18.2", "", {}, "sha512-AsuCzffGHJybSaRrmr5eHr81mwJU3kjw6M+uprWvCXiNeN9SOGwQ3Jn8jb8m3Z6izVgknn1R0FTCEAP2QrLY/w=="],
+
     "unpipe": ["unpipe@1.0.0", "", {}, "sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ=="],
 
     "update-browserslist-db": ["update-browserslist-db@1.2.3", "", { "dependencies": { "escalade": "^3.2.0", "picocolors": "^1.1.1" }, "peerDependencies": { "browserslist": ">= 4.21.0" }, "bin": { "update-browserslist-db": "cli.js" } }, "sha512-Js0m9cx+qOgDxo0eMiFGEueWztz+d4+M3rGlmKPT+T4IS/jP4ylw3Nwpu6cpTTP8R1MAC1kF4VbdLt3ARf209w=="],
@@ -1377,6 +1395,8 @@
 
     "ora/string-width": ["string-width@8.2.2", "", { "dependencies": { "get-east-asian-width": "^1.5.0", "strip-ansi": "^7.1.2" } }, "sha512-GaPUh5gfdrYzqeVNZvUfT23vYYxXzKYidUcnMtJg/3rxRV63EFZy3k6xfKlmfeJD0176lnUV/Usr3XcwSvFzpg=="],
 
+    "playwright/fsevents": ["fsevents@2.3.2", "", { "os": "darwin" }, "sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA=="],
+
     "sass/chokidar": ["chokidar@4.0.3", "", { "dependencies": { "readdirp": "^4.0.1" } }, "sha512-Qgzu8kfBvo+cA4962jnP1KkS6Dop5NS6g7R5LFYJr4b8Ub94PPQXUksCw9PvXoeXPRRddRNC5C1JQUR2SMGtnA=="],
 
     "socks-proxy-agent/agent-base": ["agent-base@7.1.4", "", {}, "sha512-MnA+YT8fwfJPgBx3m60MNqakm30XOkyIoH1y6huTQvC0PwZG7ki8NacLBcrPbNoo8vEZy7Jpuk7+jMO+CUovTQ=="],

frontend/e2e/app.spec.ts

@@ -0,0 +1,197 @@
+import { expect, Page, test } from '@playwright/test';
+
+async function mockUser(page: Page, authenticated: boolean): Promise<void> {
+  await page.unroute('**/api/user');
+  await page.route('**/api/user', async (route) => {
+    await route.fulfill({
+      contentType: 'application/json',
+      json: authenticated
+        ? { authenticated: true, username: 'Alice', email: 'alice@example.com' }
+        : { authenticated: false, username: '', email: '' },
+    });
+  });
+}
+
+async function mockEmptyApartmentList(page: Page): Promise<void> {
+  await page.route('**/api/apartments', async (route) => {
+    await route.fulfill({ contentType: 'application/json', json: [] });
+  });
+}
+
+async function expectNoHorizontalOverflow(page: Page): Promise<void> {
+  const hasHorizontalOverflow = await page.evaluate(
+    () => document.documentElement.scrollWidth > document.documentElement.clientWidth,
+  );
+  expect(hasHorizontalOverflow).toBe(false);
+}
+
+test.beforeEach(async ({ page }) => {
+  await mockUser(page, false);
+});
+
+test('renders the sign-in experience without horizontal overflow', async ({ page }) => {
+  await page.goto('/');
+
+  await expect(page.getByRole('heading', { name: 'LMNP Organizer' })).toBeVisible();
+  await expect(page.getByRole('button', { name: 'Se connecter avec OIDC' })).toBeVisible();
+
+  await expectNoHorizontalOverflow(page);
+});
+
+test('starts the OIDC login flow from the sign-in screen', async ({ page }) => {
+  await page.route('**/oauth2/authorization/oidc', async (route) => {
+    await route.fulfill({ contentType: 'text/html', body: '<h1>OIDC provider</h1>' });
+  });
+
+  await page.goto('/');
+  await page.getByRole('button', { name: 'Se connecter avec OIDC' }).click();
+
+  await expect(page).toHaveURL(/\/oauth2\/authorization\/oidc$/);
+});
+
+test('persists a dark appearance preference from Settings', async ({ page }) => {
+  await mockUser(page, true);
+  await mockEmptyApartmentList(page);
+
+  await page.goto('/');
+  await page.getByRole('button', { name: 'Réglages' }).click();
+  await page.getByRole('radio', { name: 'Sombre' }).check();
+
+  await expect(page.locator('html')).toHaveAttribute('data-theme', 'dark');
+  expect(await page.evaluate(() => localStorage.getItem('lmnp-theme'))).toBe('dark');
+
+  await page.reload();
+  await expect(page.locator('html')).toHaveAttribute('data-theme', 'dark');
+  await page.getByRole('button', { name: 'Réglages' }).click();
+  await expect(page.getByRole('radio', { name: 'Sombre' })).toBeChecked();
+});
+
+test('adapts authenticated navigation to the viewport', async ({ page }, testInfo) => {
+  await mockUser(page, true);
+  await mockEmptyApartmentList(page);
+
+  await page.goto('/');
+
+  const navigation = page.getByTestId('primary-navigation');
+  await expect(navigation).toBeVisible();
+
+  const navigationBox = await navigation.boundingBox();
+  const viewport = page.viewportSize();
+  expect(navigationBox).not.toBeNull();
+  expect(viewport).not.toBeNull();
+  if (testInfo.project.name === 'desktop') {
+    expect(navigationBox?.x).toBe(0);
+    expect(navigationBox?.height).toBe(viewport?.height);
+  } else {
+    expect(Math.round((navigationBox?.y ?? 0) + (navigationBox?.height ?? 0))).toBe(
+      viewport?.height,
+    );
+  }
+
+  await navigation.getByRole('button', { name: 'Appartements' }).click();
+  await expect(page.getByRole('heading', { name: 'Mes appartements' })).toBeVisible();
+
+  await expectNoHorizontalOverflow(page);
+});
+
+test('keeps apartment add and edit workflows usable', async ({ page }) => {
+  const apartments = [
+    {
+      id: 'apt-1',
+      name: 'T2 République',
+      address: '12 rue de la République, Lyon',
+      purchasePrice: 185000,
+      description: 'Deuxième étage',
+    },
+  ];
+
+  await mockUser(page, true);
+  await page.route('**/api/apartments**', async (route) => {
+    const request = route.request();
+    const method = request.method();
+    const id = new URL(request.url()).pathname.split('/').at(-1);
+
+    if (method === 'POST') {
+      const apartment = { id: 'apt-2', ...request.postDataJSON() };
+      apartments.push(apartment);
+      await route.fulfill({ contentType: 'application/json', json: apartment });
+      return;
+    }
+
+    if (method === 'PUT') {
+      const index = apartments.findIndex((apartment) => apartment.id === id);
+      apartments[index] = { id, ...request.postDataJSON() };
+      await route.fulfill({ contentType: 'application/json', json: apartments[index] });
+      return;
+    }
+
+    if (method === 'DELETE') {
+      const index = apartments.findIndex((apartment) => apartment.id === id);
+      apartments.splice(index, 1);
+      await route.fulfill({ status: 204 });
+      return;
+    }
+
+    await route.fulfill({ contentType: 'application/json', json: apartments });
+  });
+
+  await page.goto('/');
+  await page
+    .getByTestId('primary-navigation')
+    .getByRole('button', { name: 'Appartements' })
+    .click();
+  await expect(page.getByRole('heading', { name: 'T2 République' })).toBeVisible();
+
+  await page.getByRole('button', { name: 'Modifier' }).click();
+  await page.getByLabel("Nom de l'appartement").fill('T2 République rénové');
+  await page.getByRole('button', { name: 'Enregistrer' }).click();
+  await expect(page.getByRole('heading', { name: 'T2 République rénové' })).toBeVisible();
+
+  await page.getByRole('button', { name: 'Ajouter un appartement' }).click();
+  await page.getByLabel("Nom de l'appartement").fill('Studio Croix-Rousse');
+  await page.getByLabel('Adresse complète').fill('8 montée de la Boucle, Lyon');
+  await page.getByLabel("Prix d'acquisition").fill('125000');
+  await page.getByRole('button', { name: 'Enregistrer' }).click();
+  await expect(page.getByRole('heading', { name: 'Studio Croix-Rousse' })).toBeVisible();
+
+  page.once('dialog', (dialog) => dialog.accept());
+  const renovatedApartment = page
+    .getByRole('article')
+    .filter({ has: page.getByRole('heading', { name: 'T2 République rénové' }) });
+  await renovatedApartment.getByRole('button', { name: 'Supprimer' }).click();
+  await expect(page.getByRole('heading', { name: 'T2 République rénové' })).toBeHidden();
+
+  await expectNoHorizontalOverflow(page);
+});
+
+test('keeps the secured API check and logout available', async ({ page }) => {
+  await mockUser(page, true);
+  await mockEmptyApartmentList(page);
+  await page.route('**/api/hello', async (route) => {
+    await route.fulfill({ contentType: 'text/plain', body: 'Service disponible' });
+  });
+  await page.route('**/logout', async (route) => {
+    await route.fulfill({ contentType: 'text/html', body: '<h1>Signed out</h1>' });
+  });
+
+  await page.goto('/');
+  await page.getByRole('button', { name: 'Tester la connexion' }).click();
+  await expect(page.getByText('Service disponible')).toBeVisible();
+
+  await page.getByTestId('primary-navigation').getByRole('button', { name: 'Réglages' }).click();
+  await page.getByTestId('session-settings').getByRole('button', { name: 'Déconnexion' }).click();
+  await expect(page).toHaveURL(/\/logout$/);
+});
+
+test('follows operating-system changes for the System theme', async ({ page }) => {
+  await page.addInitScript(() => localStorage.setItem('lmnp-theme', 'system'));
+  await page.emulateMedia({ colorScheme: 'dark' });
+  await mockUser(page, true);
+  await mockEmptyApartmentList(page);
+
+  await page.goto('/');
+  await expect(page.locator('html')).toHaveAttribute('data-theme', 'dark');
+
+  await page.emulateMedia({ colorScheme: 'light' });
+  await expect(page.locator('html')).toHaveAttribute('data-theme', 'light');
+});

frontend/package.json

@@ -7,15 +7,20 @@
     "build": "ng build",
     "watch": "ng build --watch --configuration development",
     "test": "ng test",
+    "typecheck": "tsc -p tsconfig.app.json --noEmit && tsc -p tsconfig.e2e.json --noEmit",
+    "e2e": "playwright test",
+    "e2e:ui": "playwright test --ui",
     "lint": "ng lint"
   },
   "private": true,
-  "packageManager": "npm@12.0.1",
+  "packageManager": "bun@1.3.14",
   "dependencies": {
+    "@angular/cdk": "^22.0.0",
     "@angular/common": "^22.0.0",
     "@angular/compiler": "^22.0.0",
     "@angular/core": "^22.0.0",
     "@angular/forms": "^22.0.0",
+    "@angular/material": "^22.0.0",
     "@angular/platform-browser": "^22.0.0",
     "@angular/router": "^22.0.0",
     "rxjs": "~7.8.0",
@@ -26,6 +31,8 @@
     "@angular/cli": "^22.0.6",
     "@angular/compiler-cli": "^22.0.0",
     "@eslint/js": "^10.0.1",
+    "@playwright/test": "^1.61.1",
+    "@types/node": "^24.0.0",
     "@vitest/coverage-v8": "^4.1.10",
     "angular-eslint": "22.1.0",
     "eslint": "^10.6.0",

frontend/playwright.config.ts

@@ -0,0 +1,44 @@
+import { defineConfig, devices } from '@playwright/test';
+
+export default defineConfig({
+  testDir: './e2e',
+  fullyParallel: true,
+  forbidOnly: Boolean(process.env['CI']),
+  retries: process.env['CI'] ? 2 : 0,
+  workers: process.env['CI'] ? 1 : undefined,
+  reporter: process.env['CI'] ? 'line' : 'html',
+  use: {
+    baseURL: 'http://127.0.0.1:4200',
+    screenshot: 'only-on-failure',
+    trace: 'on-first-retry',
+  },
+  projects: [
+    {
+      name: 'mobile',
+      use: {
+        ...devices['Desktop Chrome'],
+        viewport: { width: 360, height: 800 },
+      },
+    },
+    {
+      name: 'tablet',
+      use: {
+        ...devices['Desktop Chrome'],
+        viewport: { width: 768, height: 1024 },
+      },
+    },
+    {
+      name: 'desktop',
+      use: {
+        ...devices['Desktop Chrome'],
+        viewport: { width: 1280, height: 800 },
+      },
+    },
+  ],
+  webServer: {
+    command: 'bun run start -- --host 127.0.0.1 --port 4200',
+    url: 'http://127.0.0.1:4200',
+    reuseExistingServer: !process.env['CI'],
+    timeout: 120_000,
+  },
+});

frontend/src/app/app.html

@@ -1,208 +1,470 @@
-<div class="app-container">
+@if (!isLoggedIn) {
-  <div class="background-decorations">
+  <main class="sign-in-shell">
-    <div class="blob blob-1"></div>
+    <section class="sign-in-panel">
-    <div class="blob blob-2"></div>
+      <div class="brand-lockup">
-  </div>
+        <app-brand-mark class="brand-mark" />
-
+        <div>
-  <main class="main-card">
-    <header class="card-header">
-      <div class="logo-wrapper">
-        <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="logo-icon">
-          <path d="m3 9 9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z"/>
-          <polyline points="9 22 9 12 15 12 15 22"/>
-        </svg>
-      </div>
           <h1>LMNP Organizer</h1>
-      <p class="subtitle">Votre assistant de gestion et fiscalité immobilière</p>
+          <p>Gestion locative & fiscalité</p>
-    </header>
+        </div>
+      </div>
 
-    <section class="card-body">
+      <div class="sign-in-copy">
-      @if (!isLoggedIn) {
+        <span class="context-label">Espace bailleur</span>
-        <div class="auth-state locked">
+        <h2>Votre gestion locative, enfin lisible.</h2>
-          <div class="shield-icon">
+        <p>
-            <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+          Pilotez vos appartements et gardez vos démarches LMNP au même endroit, sur mobile comme
-              <rect width="18" height="11" x="3" y="11" rx="2" ry="2"/>
+          sur ordinateur.
-              <path d="M7 11V7a5 5 0 0 1 10 0v4"/>
+        </p>
-            </svg>
       </div>
-          <h2>Connexion Sécurisée Requise</h2>
+
-          <p>Connectez-vous avec Keycloak / voidAuth pour accéder à votre espace de gestion locative.</p>
+      <button mat-flat-button class="primary-action sign-in-action" (click)="login()">
-          <button (click)="login()" class="btn btn-primary btn-glow">
+        Se connecter avec OIDC
-            <span>Se connecter avec OIDC</span>
+        <svg
-            <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="btn-arrow">
+          viewBox="0 0 24 24"
-              <path d="M5 12h14"/>
+          fill="none"
-              <path d="m12 5 7 7-7 7"/>
+          stroke="currentColor"
+          stroke-width="2"
+          aria-hidden="true"
+        >
+          <path d="M5 12h14M13 6l6 6-6 6" />
         </svg>
       </button>
+
+      <p class="security-note">
+        <span aria-hidden="true">●</span>
+        Connexion sécurisée via OpenID Connect
+      </p>
+    </section>
+
+    <aside class="sign-in-story" aria-label="Aperçu du produit">
+      <div class="story-card">
+        <p class="story-kicker">Pensé pour aller à l'essentiel</p>
+        <h2>Un espace calme pour vos décisions de bailleur.</h2>
+        <div class="story-list">
+          <div>
+            <span>01</span>
+            <p>Vos biens accessibles en quelques gestes.</p>
           </div>
-      } @else {
+          <div>
-        <div class="auth-state unlocked">
+            <span>02</span>
-          <!-- Multi-Tab Navigation Menu -->
+            <p>Une interface adaptée à chaque écran.</p>
-          <nav class="tab-nav">
+          </div>
-            <button (click)="activeTab.set('dashboard')" [class.active]="activeTab() === 'dashboard'" class="tab-btn">
+          <div>
-              <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="tab-icon">
+            <span>03</span>
-                <rect width="7" height="9" x="3" y="3" rx="1"/>
+            <p>Vos outils LMNP réunis progressivement.</p>
-                <rect width="7" height="5" x="14" y="3" rx="1"/>
+          </div>
-                <rect width="7" height="9" x="14" y="12" rx="1"/>
+        </div>
-                <rect width="7" height="5" x="3" y="16" rx="1"/>
+      </div>
+    </aside>
+  </main>
+} @else {
+  <div class="workspace-shell">
+    <aside class="app-navigation" data-testid="primary-navigation">
+      <div class="sidebar-brand">
+        <app-brand-mark class="brand-mark" />
+        <div>
+          <strong>LMNP</strong>
+          <span>Organizer</span>
+        </div>
+      </div>
+
+      <nav class="navigation-items" aria-label="Navigation principale">
+        <button
+          mat-button
+          type="button"
+          class="navigation-item"
+          [class.active]="activeTab() === 'dashboard'"
+          [attr.aria-current]="activeTab() === 'dashboard' ? 'page' : null"
+          (click)="activeTab.set('dashboard')"
+        >
+          <svg
+            viewBox="0 0 24 24"
+            fill="none"
+            stroke="currentColor"
+            stroke-width="1.8"
+            aria-hidden="true"
+          >
+            <rect x="3" y="3" width="7" height="7" rx="2" />
+            <rect x="14" y="3" width="7" height="7" rx="2" />
+            <rect x="3" y="14" width="7" height="7" rx="2" />
+            <rect x="14" y="14" width="7" height="7" rx="2" />
           </svg>
-              <span>Tableau de Bord</span>
+          <span>Tableau de bord</span>
         </button>
-            <button (click)="activeTab.set('apartments')" [class.active]="activeTab() === 'apartments'" class="tab-btn">
+        <button
-              <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="tab-icon">
+          mat-button
-                <path d="M2 22h20"/>
+          type="button"
-                <path d="M4 22V4a2 2 0 0 1 2-2h12a2 2 0 0 1 2 2v18"/>
+          class="navigation-item"
-                <path d="M12 18h.01"/>
+          [class.active]="activeTab() === 'apartments'"
-                <path d="M8 6h2"/>
+          [attr.aria-current]="activeTab() === 'apartments' ? 'page' : null"
-                <path d="M14 6h2"/>
+          (click)="activeTab.set('apartments')"
-                <path d="M8 10h2"/>
+        >
-                <path d="M14 10h2"/>
+          <svg
-                <path d="M8 14h2"/>
+            viewBox="0 0 24 24"
-                <path d="M14 14h2"/>
+            fill="none"
+            stroke="currentColor"
+            stroke-width="1.8"
+            aria-hidden="true"
+          >
+            <path d="M4 21V5a2 2 0 0 1 2-2h12a2 2 0 0 1 2 2v16" />
+            <path d="M2 21h20M8 7h2M14 7h2M8 11h2M14 11h2M8 15h2M14 15h2" />
           </svg>
           <span>Appartements</span>
         </button>
+        <button
+          mat-button
+          type="button"
+          class="navigation-item"
+          [class.active]="activeTab() === 'settings'"
+          [attr.aria-current]="activeTab() === 'settings' ? 'page' : null"
+          (click)="activeTab.set('settings')"
+        >
+          <svg
+            viewBox="0 0 24 24"
+            fill="none"
+            stroke="currentColor"
+            stroke-width="1.8"
+            aria-hidden="true"
+          >
+            <circle cx="12" cy="12" r="3" />
+            <path
+              d="M19.4 15a1.7 1.7 0 0 0 .34 1.88l.06.06-2.83 2.83-.06-.06A1.7 1.7 0 0 0 15 19.4a1.7 1.7 0 0 0-1 .6 1.7 1.7 0 0 0-.4 1.1V21h-4v-.09A1.7 1.7 0 0 0 8.6 19.4a1.7 1.7 0 0 0-1.88.34l-.06.06-2.83-2.83.06-.06A1.7 1.7 0 0 0 4.6 15a1.7 1.7 0 0 0-.6-1 1.7 1.7 0 0 0-1.1-.4H3v-4h.09A1.7 1.7 0 0 0 4.6 8.6a1.7 1.7 0 0 0-.34-1.88l-.06-.06 2.83-2.83.06.06A1.7 1.7 0 0 0 9 4.6a1.7 1.7 0 0 0 1-.6 1.7 1.7 0 0 0 .4-1.1V3h4v.09A1.7 1.7 0 0 0 15.4 4.6a1.7 1.7 0 0 0 1.88-.34l.06-.06 2.83 2.83-.06.06A1.7 1.7 0 0 0 19.4 9c.16.38.37.72.6 1 .3.3.7.45 1.1.45h.09v4h-.09c-.4 0-.8.15-1.1.45-.23.28-.44.62-.6 1Z"
+            />
+          </svg>
+          <span>Réglages</span>
+        </button>
       </nav>
 
-          <!-- Tab Content: Dashboard -->
+      <div class="sidebar-user">
-          @if (activeTab() === 'dashboard') {
+        <div class="compact-avatar">{{ userInitial() }}</div>
-            <div class="tab-pane">
+        <div>
-              <div class="user-profile">
+          <strong>{{ username }}</strong>
-                <div class="avatar">
+          <span>{{ email }}</span>
-                  {{ username.charAt(0).toUpperCase() }}
         </div>
-                <div class="user-details">
+        <button mat-button type="button" class="logout-action" (click)="logout()">
-                  <h3>{{ username }}</h3>
+          Déconnexion
-                  <p class="user-email">{{ email }}</p>
-                  <span class="badge badge-success">Bailleur Connecté</span>
-                </div>
-              </div>
-
-              <div class="api-demo-section">
-                <h4>Vérification API Sécurisée</h4>
-                <p>Testez la transmission et la validation du jeton JWT auprès du backend Java 25.</p>
-                <div class="api-actions">
-                  <button (click)="callHelloApi()" class="btn btn-secondary">
-                    Appeler /api/hello
         </button>
       </div>
+    </aside>
 
+    <main class="workspace-main">
+      <header class="mobile-header">
+        <div class="mobile-brand">
+          <app-brand-mark class="brand-mark" />
+          <strong>LMNP Organizer</strong>
+        </div>
+        <div class="compact-avatar">{{ userInitial() }}</div>
+      </header>
+
+      <div class="page-container">
+        @if (activeTab() === 'dashboard') {
+          <section class="page-section dashboard-page">
+            <header class="page-heading">
+              <div>
+                <p class="eyebrow">Bonjour {{ username }}</p>
+                <h1>Tableau de bord</h1>
+                <p>Retrouvez rapidement les actions utiles à votre gestion locative.</p>
+              </div>
+              <span class="status-pill"><span></span>Espace sécurisé</span>
+            </header>
+
+            <div class="dashboard-grid">
+              <article class="feature-card feature-card-primary">
+                <div class="feature-icon" aria-hidden="true">
+                  <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8">
+                    <path d="M4 21V5a2 2 0 0 1 2-2h12a2 2 0 0 1 2 2v16M2 21h20" />
+                    <path d="M8 8h8M8 12h8M8 16h4" />
+                  </svg>
+                </div>
+                <div>
+                  <p class="eyebrow">Votre portefeuille</p>
+                  <h2>
+                    {{ apartments().length }} appartement{{ apartments().length > 1 ? 's' : '' }}
+                  </h2>
+                  <p>Centralisez les informations essentielles de vos biens.</p>
+                </div>
+                <button mat-button type="button" (click)="activeTab.set('apartments')">
+                  Gérer mes appartements
+                </button>
+              </article>
+
+              <article class="feature-card user-profile">
+                <div class="large-avatar">{{ userInitial() }}</div>
+                <div class="user-details">
+                  <p class="eyebrow">Compte actif</p>
+                  <h3>{{ username }}</h3>
+                  <p class="user-email">{{ email }}</p>
+                  <span class="role-chip">Bailleur connecté</span>
+                </div>
+              </article>
+
+              <article class="feature-card api-demo-section">
+                <div>
+                  <p class="eyebrow">État du service</p>
+                  <h2>Connexion au serveur</h2>
+                  <p>Vérifiez que votre espace communique correctement avec le service sécurisé.</p>
+                </div>
+                <div class="api-actions">
+                  <button mat-stroked-button type="button" (click)="callHelloApi()">
+                    Tester la connexion
+                  </button>
+                </div>
                 @if (helloMessage()) {
                   <div class="api-response-wrapper">
-                    <span class="response-label">Réponse du backend :</span>
+                    <span>Réponse du serveur</span>
                     <code class="api-response-code">{{ helloMessage() }}</code>
                   </div>
                 }
+              </article>
             </div>
-            </div>
+          </section>
         }
 
-          <!-- Tab Content: Apartments -->
         @if (activeTab() === 'apartments') {
-            <div class="tab-pane">
+          <section class="page-section apartments-page">
             @if (!showForm()) {
-                <div class="section-header">
+              <header class="page-heading">
-                  <h2>Mon Portefeuille de Biens</h2>
+                <div>
-                  <button (click)="openAddForm()" class="btn btn-primary btn-sm">
+                  <p class="eyebrow">Portefeuille</p>
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round" class="btn-icon">
+                  <h1>Mes appartements</h1>
-                      <path d="M5 12h14"/>
+                  <p>Les biens rattachés à votre activité LMNP.</p>
-                      <path d="M12 5v14"/>
-                    </svg>
-                    <span>Ajouter un appartement</span>
-                  </button>
                 </div>
+                <button
+                  mat-flat-button
+                  type="button"
+                  class="primary-action"
+                  (click)="openAddForm()"
+                >
+                  <span class="button-plus" aria-hidden="true">+</span>
+                  Ajouter un appartement
+                </button>
+              </header>
 
               @if (apartments().length === 0) {
-                  <div class="empty-state">
+                <article class="empty-state">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="empty-icon">
+                  <div class="empty-illustration" aria-hidden="true">
-                      <path d="m3 9 9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z"/>
+                    <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.6">
-                      <polyline points="9 22 9 12 15 12 15 22"/>
+                      <path d="m4 10 8-6 8 6v10H4z" />
+                      <path d="M9 20v-6h6v6" />
                     </svg>
-                    <h3>Aucun appartement enregistré</h3>
-                    <p>Commencez par ajouter votre premier bien immobilier LMNP à votre portefeuille.</p>
                   </div>
+                  <p class="eyebrow">Commencez ici</p>
+                  <h2>Aucun appartement enregistré</h2>
+                  <p>Ajoutez votre premier bien pour construire votre portefeuille.</p>
+                  <button mat-stroked-button type="button" (click)="openAddForm()">
+                    Ajouter un appartement
+                  </button>
+                </article>
               } @else {
                 <div class="apartments-grid">
                   @for (apt of apartments(); track apt.id) {
-                      <div class="apartment-card">
+                    <article class="apartment-card">
+                      <div class="apartment-card-topline">
+                        <span class="property-label">Bien immobilier</span>
+                        <span class="property-value"
+                          >{{ apt.purchasePrice.toLocaleString('fr-FR') }} €</span
+                        >
+                      </div>
                       <div class="apt-info">
-                          <h3>{{ apt.name }}</h3>
+                        <h2>{{ apt.name }}</h2>
                         <p class="apt-address">
-                            <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="inline-icon">
+                          <svg
-                              <path d="M20 10c0 6-8 12-8 12s-8-6-8-12a8 8 0 0 1 16 0Z"/>
+                            viewBox="0 0 24 24"
-                              <circle cx="12" cy="10" r="3"/>
+                            fill="none"
+                            stroke="currentColor"
+                            stroke-width="1.8"
+                            aria-hidden="true"
+                          >
+                            <path d="M20 10c0 5-8 11-8 11S4 15 4 10a8 8 0 1 1 16 0Z" />
+                            <circle cx="12" cy="10" r="2.5" />
                           </svg>
                           {{ apt.address }}
                         </p>
-                          <p class="apt-price">{{ apt.purchasePrice.toLocaleString('fr-FR') }} &euro;</p>
                         @if (apt.description) {
                           <p class="apt-desc">{{ apt.description }}</p>
                         }
                       </div>
                       <div class="apt-actions">
-                          <button (click)="openEditForm(apt)" class="btn btn-outline btn-xs btn-warning">
+                        <button mat-button type="button" (click)="openEditForm(apt)">
                           Modifier
                         </button>
                         @if (apt.id) {
-                            <button (click)="deleteApartment(apt.id)" class="btn btn-outline btn-xs btn-danger">
+                          <button
+                            mat-button
+                            type="button"
+                            class="danger-action"
+                            (click)="deleteApartment(apt.id)"
+                          >
                             Supprimer
                           </button>
                         }
                       </div>
-                      </div>
+                    </article>
                   }
                 </div>
               }
             } @else {
-                <div class="form-container">
+              <div class="form-page">
-                  <h2>{{ editingApartment() ? 'Modifier l\'appartement' : 'Ajouter un appartement' }}</h2>
+                <header class="page-heading form-heading">
-                  
+                  <div>
-                  @if (formError) {
+                    <button mat-button type="button" class="back-action" (click)="closeForm()">
-                    <div class="alert alert-error">
+                      ← Retour
-                      {{ formError }}
+                    </button>
+                    <p class="eyebrow">Portefeuille</p>
+                    <h1>
+                      {{ editingApartment() ? "Modifier l'appartement" : 'Ajouter un appartement' }}
+                    </h1>
+                    <p>Renseignez les informations principales du bien.</p>
                   </div>
+                </header>
+
+                <form (submit)="saveApartment(); $event.preventDefault()" class="apartment-form">
+                  @if (formError) {
+                    <div class="alert-error" role="alert">{{ formError }}</div>
                   }
 
-                  <form (submit)="saveApartment(); $event.preventDefault()" class="crud-form">
+                  <div class="form-grid">
-                    <div class="form-group">
+                    <mat-form-field appearance="outline">
-                      <label for="aptName">Nom de l'appartement *</label>
+                      <mat-label>Nom de l'appartement</mat-label>
-                      <input type="text" id="aptName" name="name" [(ngModel)]="formName" placeholder="Ex. T2 Cosy Paris 15" required>
+                      <input
-                    </div>
+                        matInput
+                        type="text"
+                        name="name"
+                        [(ngModel)]="formName"
+                        placeholder="T2 Paris 15"
+                        required
+                      />
+                    </mat-form-field>
 
-                    <div class="form-group">
+                    <mat-form-field appearance="outline">
-                      <label for="aptAddress">Adresse complète *</label>
+                      <mat-label>Prix d'acquisition</mat-label>
-                      <input type="text" id="aptAddress" name="address" [(ngModel)]="formAddress" placeholder="Ex. 45 rue des Entrepreneurs, 75015 Paris" required>
+                      <input
-                    </div>
+                        matInput
+                        type="number"
+                        name="purchasePrice"
+                        [(ngModel)]="formPurchasePrice"
+                        min="1"
+                        required
+                      />
+                      <span matTextSuffix>€</span>
+                    </mat-form-field>
 
-                    <div class="form-group">
+                    <mat-form-field appearance="outline" class="full-field">
-                      <label for="aptPrice">Prix d'acquisition (&euro;) *</label>
+                      <mat-label>Adresse complète</mat-label>
-                      <input type="number" id="aptPrice" name="purchasePrice" [(ngModel)]="formPurchasePrice" min="1" placeholder="Ex. 180000" required>
+                      <input
-                    </div>
+                        matInput
+                        type="text"
+                        name="address"
+                        [(ngModel)]="formAddress"
+                        placeholder="45 rue des Entrepreneurs, 75015 Paris"
+                        required
+                      />
+                    </mat-form-field>
 
-                    <div class="form-group">
+                    <mat-form-field appearance="outline" class="full-field">
-                      <label for="aptDesc">Description / Notes</label>
+                      <mat-label>Description ou notes</mat-label>
-                      <textarea id="aptDesc" name="description" [(ngModel)]="formDescription" rows="3" placeholder="Ex. T2 en rez-de-chaussée, meublé, cuisine équipée."></textarea>
+                      <textarea
+                        matInput
+                        name="description"
+                        [(ngModel)]="formDescription"
+                        rows="4"
+                        placeholder="Étage, agencement, équipements…"
+                      ></textarea>
+                    </mat-form-field>
                   </div>
 
                   <div class="form-actions">
-                      <button type="button" (click)="closeForm()" class="btn btn-outline">Annuler</button>
+                    <button mat-button type="button" (click)="closeForm()">Annuler</button>
-                      <button type="submit" class="btn btn-primary">Enregistrer</button>
+                    <button mat-flat-button type="submit" class="primary-action">
+                      Enregistrer
+                    </button>
                   </div>
                 </form>
               </div>
             }
-            </div>
-          }
-
-          <button (click)="logout()" class="btn btn-outline btn-logout">
-            Se déconnecter
-          </button>
-        </div>
-      }
           </section>
+        }
 
-    <footer class="card-footer">
+        @if (activeTab() === 'settings') {
-      <p>LMNP Organizer &copy; 2026. Sécurisé avec OpenID Connect et Spring Boot 4.</p>
+          <section class="page-section settings-page">
-    </footer>
+            <header class="page-heading">
+              <div>
+                <p class="eyebrow">Préférences</p>
+                <h1>Réglages</h1>
+                <p>Adaptez LMNP Organizer à votre façon de travailler.</p>
+              </div>
+            </header>
+
+            <article class="settings-card" aria-labelledby="appearance-heading">
+              <div class="settings-copy">
+                <span class="settings-icon" aria-hidden="true">
+                  <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8">
+                    <path d="M12 3a9 9 0 1 0 9 9c0-.5-.04-1-.12-1.47A7 7 0 0 1 12 3Z" />
+                  </svg>
+                </span>
+                <div>
+                  <p class="eyebrow">Interface</p>
+                  <h2 id="appearance-heading">Apparence</h2>
+                  <p>Le réglage est mémorisé uniquement sur cet appareil.</p>
+                </div>
+              </div>
+
+              <mat-radio-group
+                class="theme-options"
+                aria-label="Thème de l'application"
+                [value]="themePreference()"
+                (change)="themeService.setPreference($event.value)"
+              >
+                <mat-radio-button value="light">
+                  <span class="theme-option-copy"
+                    ><strong>Clair</strong><small>Une interface lumineuse et douce.</small></span
+                  >
+                </mat-radio-button>
+                <mat-radio-button value="dark">
+                  <span class="theme-option-copy"
+                    ><strong>Sombre</strong
+                    ><small>Un contraste réduit en faible lumière.</small></span
+                  >
+                </mat-radio-button>
+                <mat-radio-button value="system">
+                  <span class="theme-option-copy"
+                    ><strong>Système</strong
+                    ><small>Suit automatiquement votre appareil.</small></span
+                  >
+                </mat-radio-button>
+              </mat-radio-group>
+            </article>
+
+            <article
+              class="settings-card session-settings"
+              data-testid="session-settings"
+              aria-labelledby="session-heading"
+            >
+              <div class="settings-copy">
+                <span class="settings-icon" aria-hidden="true">
+                  <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8">
+                    <circle cx="12" cy="8" r="4" />
+                    <path d="M4 21a8 8 0 0 1 16 0" />
+                  </svg>
+                </span>
+                <div>
+                  <p class="eyebrow">Compte</p>
+                  <h2 id="session-heading">Session</h2>
+                  <p>Gérez la session ouverte sur cet appareil.</p>
+                </div>
+              </div>
+              <div class="session-action">
+                <div>
+                  <strong>{{ username }}</strong>
+                  <span>{{ email }}</span>
+                </div>
+                <button mat-stroked-button type="button" (click)="logout()">Déconnexion</button>
+              </div>
+            </article>
+          </section>
+        }
+      </div>
     </main>
-</div>
+  </div>
+}

frontend/src/app/app.ts

@@ -1,20 +1,33 @@
-import { Component, signal, inject, OnInit, effect } from '@angular/core';
+import { Component, computed, signal, inject, OnInit, effect } from '@angular/core';
 import { HttpClient } from '@angular/common/http';
 import { ApartmentService, Apartment } from './apartment.service';
 import { FormsModule } from '@angular/forms';
+import { MatButtonModule } from '@angular/material/button';
+import { MatFormFieldModule } from '@angular/material/form-field';
+import { MatInputModule } from '@angular/material/input';
+import { MatRadioModule } from '@angular/material/radio';
+import { ThemeService } from './theme.service';
+import { BrandMark } from './brand-mark';
 
 @Component({
   selector: 'app-root',
-  imports: [FormsModule],
+  imports: [
+    BrandMark,
+    FormsModule,
+    MatButtonModule,
+    MatFormFieldModule,
+    MatInputModule,
+    MatRadioModule,
+  ],
   templateUrl: './app.html',
-  styleUrl: './app.css'
+  styleUrl: './app.css',
 })
 export class App implements OnInit {
   protected readonly title = signal('LMNP Organizer');
   readonly helloMessage = signal<string>('');
 
   // Tab & CRUD States
-  readonly activeTab = signal<'dashboard' | 'apartments'>('dashboard');
+  readonly activeTab = signal<'dashboard' | 'apartments' | 'settings'>('dashboard');
   readonly apartments = signal<Apartment[]>([]);
   readonly showForm = signal<boolean>(false);
   readonly editingApartment = signal<Apartment | null>(null);
@@ -29,9 +42,12 @@ export class App implements OnInit {
   private readonly _isLoggedIn = signal<boolean>(false);
   private readonly _username = signal<string>('');
   private readonly _email = signal<string>('');
+  readonly userInitial = computed(() => this._username().charAt(0).toUpperCase());
 
   private readonly http = inject(HttpClient);
   private readonly apartmentService = inject(ApartmentService);
+  protected readonly themeService = inject(ThemeService);
+  readonly themePreference = this.themeService.preference;
 
   constructor() {
     effect(() => {
@@ -42,7 +58,9 @@ export class App implements OnInit {
   }
 
   ngOnInit() {
-    this.http.get<{ authenticated: boolean, username?: string, email?: string }>('/api/user').subscribe({
+    this.http
+      .get<{ authenticated: boolean; username?: string; email?: string }>('/api/user')
+      .subscribe({
         next: (user) => {
           if (user.authenticated) {
             this._isLoggedIn.set(true);
@@ -59,7 +77,7 @@ export class App implements OnInit {
           this._isLoggedIn.set(false);
           this._username.set('');
           this._email.set('');
-      }
+        },
       });
   }
 
@@ -89,7 +107,7 @@ export class App implements OnInit {
       error: (err) => {
         console.error(err);
         this.helloMessage.set('Failed to connect to backend: ' + err.statusText);
-      }
+      },
     });
   }
 
@@ -97,7 +115,7 @@ export class App implements OnInit {
   loadApartments() {
     this.apartmentService.getApartments().subscribe({
       next: (data) => this.apartments.set(data),
-      error: (err) => console.error('Error loading apartments', err)
+      error: (err) => console.error('Error loading apartments', err),
     });
   }
 
@@ -136,7 +154,7 @@ export class App implements OnInit {
       name: this.formName.trim(),
       address: this.formAddress.trim(),
       purchasePrice: this.formPurchasePrice,
-      description: this.formDescription.trim()
+      description: this.formDescription.trim(),
     };
 
     const editMode = this.editingApartment();
@@ -149,7 +167,7 @@ export class App implements OnInit {
         error: (err) => {
           console.error(err);
           this.formError = 'Erreur lors de la modification.';
-        }
+        },
       });
     } else {
       this.apartmentService.createApartment(apartmentData).subscribe({
@@ -160,7 +178,7 @@ export class App implements OnInit {
         error: (err) => {
           console.error(err);
           this.formError = 'Erreur lors de la création.';
-        }
+        },
       });
     }
   }
@@ -169,7 +187,7 @@ export class App implements OnInit {
     if (confirm('Êtes-vous sûr de vouloir supprimer cet appartement ?')) {
       this.apartmentService.deleteApartment(id).subscribe({
         next: () => this.loadApartments(),
-        error: (err) => console.error('Error deleting apartment', err)
+        error: (err) => console.error('Error deleting apartment', err),
       });
     }
   }

frontend/src/app/brand-mark.ts

@@ -0,0 +1,24 @@
+import { Component } from '@angular/core';
+
+@Component({
+  selector: 'app-brand-mark',
+  template: `
+    <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8">
+      <path d="m4 10 8-6 8 6v9a1 1 0 0 1-1 1H5a1 1 0 0 1-1-1z" />
+      <path d="M9 20v-6h6v6" />
+    </svg>
+  `,
+  styles: `
+    :host {
+      display: grid;
+      place-items: center;
+    }
+
+    svg {
+      width: 55%;
+      height: 55%;
+    }
+  `,
+  host: { 'aria-hidden': 'true' },
+})
+export class BrandMark {}

frontend/src/app/theme.service.ts

@@ -0,0 +1,45 @@
+import { DOCUMENT } from '@angular/common';
+import { effect, inject, Injectable, signal } from '@angular/core';
+
+export type ThemePreference = 'light' | 'dark' | 'system';
+
+const THEME_STORAGE_KEY = 'lmnp-theme';
+
+@Injectable({ providedIn: 'root' })
+export class ThemeService {
+  private readonly document = inject(DOCUMENT);
+  private readonly colorSchemeQuery =
+    typeof window.matchMedia === 'function'
+      ? window.matchMedia('(prefers-color-scheme: dark)')
+      : null;
+  private readonly systemUsesDark = signal(this.colorSchemeQuery?.matches ?? false);
+
+  readonly preference = signal<ThemePreference>(this.readPreference());
+
+  constructor() {
+    this.colorSchemeQuery?.addEventListener('change', (event) =>
+      this.systemUsesDark.set(event.matches),
+    );
+
+    effect(() => {
+      const preference = this.preference();
+      const resolvedTheme =
+        preference === 'system' ? (this.systemUsesDark() ? 'dark' : 'light') : preference;
+
+      localStorage.setItem(THEME_STORAGE_KEY, preference);
+      this.document.documentElement.dataset['theme'] = resolvedTheme;
+      this.document.documentElement.dataset['themePreference'] = preference;
+    });
+  }
+
+  setPreference(preference: ThemePreference): void {
+    this.preference.set(preference);
+  }
+
+  private readPreference(): ThemePreference {
+    const storedPreference = localStorage.getItem(THEME_STORAGE_KEY);
+    return storedPreference === 'dark' || storedPreference === 'system'
+      ? storedPreference
+      : 'light';
+  }
+}

frontend/src/styles.css

@@ -1,4 +0,0 @@
-/* You can add global styles to this file, and also import other style files */
-body {
-    margin: 0;
-}

frontend/src/styles.scss

@@ -0,0 +1,95 @@
+@use '@angular/material' as mat;
+
+@include mat.core();
+
+html {
+  @include mat.theme(
+    (
+      color: (
+        primary: mat.$cyan-palette,
+        tertiary: mat.$azure-palette,
+        theme-type: color-scheme,
+      ),
+      typography: (
+        Inter,
+        ui-sans-serif,
+        system-ui,
+        sans-serif,
+      ),
+      density: 0,
+    )
+  );
+
+  color-scheme: light;
+  --canvas: #f4f6f2;
+  --surface: #ffffff;
+  --surface-raised: #ffffff;
+  --surface-soft: #e9efeb;
+  --surface-accent: #dcefeb;
+  --text: #17211e;
+  --text-muted: #687670;
+  --text-subtle: #8c9994;
+  --accent: #0f766e;
+  --accent-strong: #0a5f59;
+  --accent-contrast: #ffffff;
+  --border: #dce5df;
+  --border-strong: #c7d3cd;
+  --danger: #b42318;
+  --danger-soft: #fee9e7;
+  --shadow: 0 24px 60px rgba(28, 49, 42, 0.09);
+}
+
+html[data-theme='dark'] {
+  color-scheme: dark;
+  --canvas: #101513;
+  --surface: #171d1b;
+  --surface-raised: #1b2320;
+  --surface-soft: #202a26;
+  --surface-accent: #173a36;
+  --text: #f0f5f2;
+  --text-muted: #a7b5af;
+  --text-subtle: #7f8e88;
+  --accent: #63c7bc;
+  --accent-strong: #86d7cf;
+  --accent-contrast: #08201d;
+  --border: #2c3733;
+  --border-strong: #3a4944;
+  --danger: #ffb4ab;
+  --danger-soft: #4a2421;
+  --shadow: 0 24px 60px rgba(0, 0, 0, 0.3);
+}
+
+* {
+  box-sizing: border-box;
+}
+
+html,
+body {
+  min-width: 320px;
+  min-height: 100%;
+  margin: 0;
+  overflow-x: hidden;
+}
+
+body {
+  background: var(--canvas);
+  color: var(--text);
+  font-family:
+    Inter,
+    ui-sans-serif,
+    system-ui,
+    -apple-system,
+    BlinkMacSystemFont,
+    'Segoe UI',
+    sans-serif;
+  text-rendering: optimizeLegibility;
+  transition:
+    background-color 180ms ease,
+    color 180ms ease;
+}
+
+button,
+input,
+textarea {
+  font: inherit;
+}

frontend/tsconfig.e2e.json

@@ -0,0 +1,9 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "noEmit": true,
+    "strict": true,
+    "types": ["node"]
+  },
+  "include": ["playwright.config.ts", "e2e/**/*.ts"]
+}