fix: widen Today on desktop

frontend/e2e/today-plain-list.spec.ts

@@ -1,7 +1,7 @@
 import type { APIRequestContext } from '@playwright/test'
 import { expect, test } from './fixtures'
 
-const widths = [721, 720, 390, 375]
+const widths = [1440, 721, 720, 390, 375]
 
 async function csrf(request: APIRequestContext) {
   const state = await request.storageState()
@@ -50,8 +50,8 @@ test('Today plain-list layout matches the approved responsive geometry', async (
       }
     })).toEqual({
       media720: width <= 720,
-      contentWidth: width === 721 ? 630 : width - 58,
+      contentWidth: width >= 1440 ? 900 : width === 721 ? 630 : width - 58,
-      environmentHeight: width === 721 ? 55 : width === 375 ? 90 : 93,
+      environmentHeight: width >= 721 ? 55 : width === 375 ? 90 : 93,
     })
     await expect(taskRowLocator).toHaveCount(1)
     await expect(habitRowLocator).toHaveCount(1)
@@ -188,9 +188,9 @@ test('Today plain-list layout matches the approved responsive geometry', async (
     expect(metrics.styles.filterBorderRadius).toBe('0px')
     expect(metrics.styles.fabShadow).toContain('8px 18px')
     expect(metrics.styles.fabIconWidth).toBeCloseTo(30, 0)
-    if (width === 721) {
+    if (width >= 721) {
       expect(metrics.uniqueRows).toHaveLength(1)
-      expect(metrics.content.width).toBeCloseTo(630, 0)
+      expect(metrics.content.width).toBeCloseTo(width >= 1440 ? 900 : 630, 0)
       expect(metrics.environment.height).toBeLessThanOrEqual(72)
       expect(metrics.styles.titleFontSize).toBe('34px')
     } else {
@@ -207,8 +207,8 @@ test('Today plain-list layout matches the approved responsive geometry', async (
       }
     }
     if (width >= 721) {
-      expect(metrics.content.width).toBeLessThanOrEqual(721)
+      expect(metrics.content.width).toBeLessThanOrEqual(width >= 1440 ? 900 : 721)
-      expect(Math.abs(metrics.content.left - (width - metrics.content.width) / 2)).toBeLessThanOrEqual(2)
+      expect(Math.abs(metrics.content.left - (metrics.main.left + (metrics.main.width - metrics.content.width) / 2))).toBeLessThanOrEqual(2)
     }
   }
 })

frontend/src/TodayEnvironment.test.ts

@@ -59,6 +59,8 @@ describe('Today environment integration', () => {
     expect(app).toContain("'today-active': activeView==='today'")
     expect(css).toContain('.shell.today-active .unified-fab{box-shadow:0 8px 18px rgba(174,65,29,.22)}')
     expect(css).not.toContain('\n.unified-fab{box-shadow:0 8px 18px rgba(174,65,29,.22)}')
+    expect(css).toContain('main.today-main{padding-left:max(44px,calc((100% - 900px)/2));padding-right:max(44px,calc((100% - 900px)/2))}')
+    expect(css).toContain('@media(max-width:930px){main.today-main{padding-left:max(44px,calc((100% - 630px)/2));padding-right:max(44px,calc((100% - 630px)/2))}}')
     expect(css).toContain('@media(max-width:720.98px){main.today-main{padding-left:29px!important;padding-right:29px!important}')
     expect(css).toContain('.today-context{margin:0 0 14px;border-bottom:0}')
     expect(css).toContain('.today-remaining{margin:0 0 24px;color:var(--muted);font-size:13px}')