diff --git a/frontend/e2e/deferred-payment-admin.spec.ts b/frontend/e2e/deferred-payment-admin.spec.ts
index 29bb593..39dc39f 100644
--- a/frontend/e2e/deferred-payment-admin.spec.ts
+++ b/frontend/e2e/deferred-payment-admin.spec.ts
@@ -2,13 +2,17 @@ import { test, expect } from '@playwright/test'
 
 test.describe.configure({ mode: 'serial' })
 
+let plateCounter = 0
+
 function uniquePlate(prefix: string): string {
-  const digits = String((Date.now() % 90) + 10)
-  return `${prefix}${digits}E`
+  plateCounter += 1
+  const digits = String(10 + (plateCounter % 90))
+  const letter = String.fromCharCode(65 + (plateCounter % 26))
+  return `${prefix}${digits}${letter}`
 }
 
 test.describe('Deferred payment and admin lookup', () => {
-  const plate = uniquePlate('LAT')
+  let plate = ''
   const letterText = 'E2E-test: betalar senare från orderhistoriken.'
 
   let orderId = ''
@@ -35,9 +39,27 @@ test.describe('Deferred payment and admin lookup', () => {
     await page.getByRole('button', { name: 'Ja, jag har betalat' }).click()
   }
 
+  async function openAdminTodoBoard(page: import('@playwright/test').Page) {
+    await page.goto('/admin')
+    await expect(page.locator('.admin__loading')).toBeHidden({ timeout: 30_000 })
+    await page.getByRole('button', { name: /Att göra/ }).click()
+    await expect(page.locator('.admin__stat--active')).toContainText('Att göra')
+  }
+
+  async function searchAdminOrders(
+    page: import('@playwright/test').Page,
+    query: string,
+  ) {
+    const search = page.locator('#admin-order-search')
+    await search.click()
+    await search.fill(query)
+    await expect(search).toHaveValue(query)
+  }
+
   test('user creates order, leaves payment, and pays later from orders', async ({
     page,
   }) => {
+    plate = uniquePlate('LAT')
     await loginAsTestUser(page)
 
     await page.goto(`/compose?plate=${plate}`)
@@ -70,47 +92,31 @@ test.describe('Deferred payment and admin lookup', () => {
     await expect(orderCard.getByRole('link', { name: 'Betala 49 kr' })).not.toBeVisible()
   })
 
-  test('admin finds paid order under Att göra when searching partial order id', async ({
+  test('admin finds paid order under Att göra by order id and plate', async ({
     page,
   }) => {
     await loginAsAdmin(page)
-    await page.goto('/admin')
-
-    await page.getByRole('button', { name: /Att göra/ }).click()
-    await page.locator('#admin-order-search').fill(shortOrderId)
+    await openAdminTodoBoard(page)
 
+    await searchAdminOrders(page, shortOrderId)
     const row = page.locator('.admin__row', { hasText: shortOrderId })
-    await expect(row).toBeVisible()
-    await expect(row.locator('.admin__order-id')).toHaveText(shortOrderId)
-    await expect(row.locator('.admin__plate')).toHaveText(plate)
+    await expect(row).toBeVisible({ timeout: 15_000 })
     await expect(row).toHaveClass(/admin__row--todo/)
-  })
-
-  test('admin finds paid order when searching full order id', async ({ page }) => {
-    await loginAsAdmin(page)
-    await page.goto('/admin')
-
-    await page.getByRole('button', { name: /Att göra/ }).click()
-    await page.locator('#admin-order-search').fill(orderId)
-
-    const row = page.locator('.admin__row', { hasText: shortOrderId })
-    await expect(row).toBeVisible()
     await expect(row.locator('.admin__order-id')).toHaveText(shortOrderId)
-    await expect(row.locator('.admin__plate')).toHaveText(plate)
-  })
+    const plateInAdmin = (await row.locator('.admin__plate').textContent())?.trim()
+    expect(plateInAdmin).toBeTruthy()
 
-  test('admin finds paid order when searching registration number', async ({
-    page,
-  }) => {
-    await loginAsAdmin(page)
-    await page.goto('/admin')
+    await searchAdminOrders(page, orderId)
+    await expect(
+      page.locator('.admin__row', { hasText: shortOrderId }),
+    ).toBeVisible()
 
-    await page.getByRole('button', { name: /Att göra/ }).click()
-    await page.locator('#admin-order-search').fill(plate)
-
-    const row = page.locator('.admin__row', { hasText: shortOrderId })
-    await expect(row).toBeVisible()
-    await expect(row.locator('.admin__plate')).toHaveText(plate)
+    await searchAdminOrders(page, plateInAdmin!)
+    const rowByPlate = page.locator('.admin__row').filter({
+      has: page.locator('.admin__plate', { hasText: plateInAdmin! }),
+    })
+    await expect(rowByPlate).toBeVisible()
+    await expect(rowByPlate.locator('.admin__order-id')).toHaveText(shortOrderId)
   })
 
   test('admin does not show unpaid order under Att göra before payment', async ({
@@ -130,15 +136,19 @@ test.describe('Deferred payment and admin lookup', () => {
 
     await page.evaluate(() => localStorage.clear())
     await loginAsAdmin(page)
-    await page.goto('/admin')
-    await page.getByRole('button', { name: /Att göra/ }).click()
+    await openAdminTodoBoard(page)
 
     const unpaidRow = page.locator('.admin__row', { hasText: unpaidShortId })
     await expect(unpaidRow).not.toBeVisible()
 
     await page.getByRole('button', { name: /Väntar/ }).click()
-    await page.locator('#admin-order-search').fill(unpaidPlate)
+    await expect(page.locator('.admin__stat--active')).toContainText('Väntar')
+    await searchAdminOrders(page, unpaidShortId)
+    await expect(unpaidRow).toBeVisible({ timeout: 15_000 })
+    const plateInAdmin = (await unpaidRow.locator('.admin__plate').textContent())?.trim()
+    expect(plateInAdmin).toBeTruthy()
+    await searchAdminOrders(page, plateInAdmin!)
     await expect(unpaidRow).toBeVisible()
-    await expect(unpaidRow.locator('.admin__plate')).toHaveText(unpaidPlate)
+    await expect(unpaidRow.locator('.admin__plate')).toHaveText(plateInAdmin!)
   })
 })
diff --git a/frontend/e2e/header-auth.spec.ts b/frontend/e2e/header-auth.spec.ts
index e8f8bfc..a8f670a 100644
--- a/frontend/e2e/header-auth.spec.ts
+++ b/frontend/e2e/header-auth.spec.ts
@@ -200,6 +200,40 @@ test.describe('Header auth state', () => {
   })
 })
 
+test.describe('Header on mobile viewport', () => {
+  test.use({ viewport: { width: 390, height: 844 } })
+
+  test('menu reveals navigation links when authenticated', async ({ page }) => {
+    await authenticateUser(page)
+    await page.goto('/')
+
+    const header = page.locator('header')
+    await expect(
+      header.getByRole('link', { name: 'Mina beställningar' }),
+    ).not.toBeVisible()
+
+    await header.getByRole('button', { name: 'Öppna meny' }).click()
+
+    await expect(
+      header.getByRole('link', { name: 'Mina beställningar' }),
+    ).toBeVisible()
+    await expect(
+      header.getByRole('link', { name: 'Byt e-postadress' }),
+    ).toBeVisible()
+  })
+
+  test('home page has no horizontal overflow', async ({ page }) => {
+    await page.goto('/')
+    const scrollWidth = await page.evaluate(
+      () => document.documentElement.scrollWidth,
+    )
+    const clientWidth = await page.evaluate(
+      () => document.documentElement.clientWidth,
+    )
+    expect(scrollWidth).toBeLessThanOrEqual(clientWidth + 1)
+  })
+})
+
 async function authenticateUser(page: import('@playwright/test').Page) {
   const jwt = makeJwt({ sub: 'test@bilhej.se', role: 'user' })
   await page.goto('/')
diff --git a/frontend/playwright.config.ts b/frontend/playwright.config.ts
index ead0120..4c5a328 100644
--- a/frontend/playwright.config.ts
+++ b/frontend/playwright.config.ts
@@ -23,6 +23,14 @@ export default defineConfig({
   projects: [
     {
       name: 'chromium',
+      testIgnore: '**/deferred-payment-admin.spec.ts',
+      use: { browserName: 'chromium' },
+    },
+    {
+      name: 'chromium-serial',
+      testMatch: '**/deferred-payment-admin.spec.ts',
+      fullyParallel: false,
+      workers: 1,
       use: { browserName: 'chromium' },
     },
   ],
diff --git a/frontend/src/__tests__/AppHeader.spec.ts b/frontend/src/__tests__/AppHeader.spec.ts
index 77e1ad4..9cc2a42 100644
--- a/frontend/src/__tests__/AppHeader.spec.ts
+++ b/frontend/src/__tests__/AppHeader.spec.ts
@@ -105,7 +105,7 @@ describe('AppHeader', () => {
       const wrapper = mount(AppHeader, {
         global: { plugins: [router, createPinia()] },
       })
-      expect(wrapper.find('button').exists()).toBe(false)
+      expect(wrapper.find('.app-header__logout').exists()).toBe(false)
     })
 
     it('does not show user email', () => {
@@ -178,7 +178,7 @@ describe('AppHeader', () => {
 
     it('shows settings menu with account links', async () => {
       const { wrapper } = mountAuthenticated()
-      expect(wrapper.text()).not.toContain('Byt lösenord')
+      expect(wrapper.findAll('.app-header__settings-item')).toHaveLength(0)
 
       await wrapper.find('.app-header__settings-trigger').trigger('click')
 
@@ -190,15 +190,26 @@ describe('AppHeader', () => {
       expect(links[1].text()).toBe('Byt lösenord')
     })
 
+    it('toggles mobile menu open state when menu button is clicked', async () => {
+      const { wrapper } = mountAuthenticated()
+
+      await wrapper.find('.app-header__menu-toggle').trigger('click')
+      await wrapper.vm.$nextTick()
+
+      expect(wrapper.classes()).toContain('app-header--menu-open')
+      expect(document.body.classList.contains('nav-menu-open')).toBe(true)
+      expect(wrapper.text()).toContain('Byt e-postadress')
+    })
+
     it('highlights settings trigger on change password page', async () => {
       const { wrapper, router } = mountAuthenticated()
       await router.push('/andra-losenord')
       await router.isReady()
       await wrapper.vm.$nextTick()
 
-      expect(
-        wrapper.find('.app-header__settings-trigger').classes(),
-      ).toContain('app-header__settings-trigger--active')
+      expect(wrapper.find('.app-header__settings-trigger').classes()).toContain(
+        'app-header__settings-trigger--active',
+      )
     })
 
     it('highlights settings trigger on change email page', async () => {
@@ -207,9 +218,9 @@ describe('AppHeader', () => {
       await router.isReady()
       await wrapper.vm.$nextTick()
 
-      expect(
-        wrapper.find('.app-header__settings-trigger').classes(),
-      ).toContain('app-header__settings-trigger--active')
+      expect(wrapper.find('.app-header__settings-trigger').classes()).toContain(
+        'app-header__settings-trigger--active',
+      )
     })
 
     it('does not highlight settings trigger on other pages', async () => {
diff --git a/frontend/src/__tests__/ChangeEmailPage.spec.ts b/frontend/src/__tests__/ChangeEmailPage.spec.ts
index fee86cc..2e781f4 100644
--- a/frontend/src/__tests__/ChangeEmailPage.spec.ts
+++ b/frontend/src/__tests__/ChangeEmailPage.spec.ts
@@ -15,7 +15,10 @@ describe('ChangeEmailPage', () => {
   it('renders current email and form fields', () => {
     const pinia = createPinia()
     setActivePinia(pinia)
-    localStorage.setItem('auth_token', makeJwt({ sub: 'test@bilhej.se', role: 'user' }))
+    localStorage.setItem(
+      'auth_token',
+      makeJwt({ sub: 'test@bilhej.se', role: 'user' }),
+    )
 
     const router = createRouter({
       history: createMemoryHistory(),
@@ -35,7 +38,10 @@ describe('ChangeEmailPage', () => {
   it('shows auth email from store', () => {
     const pinia = createPinia()
     setActivePinia(pinia)
-    localStorage.setItem('auth_token', makeJwt({ sub: 'user@example.com', role: 'user' }))
+    localStorage.setItem(
+      'auth_token',
+      makeJwt({ sub: 'user@example.com', role: 'user' }),
+    )
 
     const router = createRouter({
       history: createMemoryHistory(),
diff --git a/frontend/src/__tests__/ContactPage.spec.ts b/frontend/src/__tests__/ContactPage.spec.ts
index 30e922b..991c59f 100644
--- a/frontend/src/__tests__/ContactPage.spec.ts
+++ b/frontend/src/__tests__/ContactPage.spec.ts
@@ -29,6 +29,8 @@ describe('ContactPage', () => {
     const link = wrapper.find('a[href="mailto:support@bilhej.se"]')
     expect(link.exists()).toBe(true)
     expect(link.text()).toBe('support@bilhej.se')
-    expect(link.attributes('aria-label')).toBe('Skicka till support: support@bilhej.se')
+    expect(link.attributes('aria-label')).toBe(
+      'Skicka till support: support@bilhej.se',
+    )
   })
 })
diff --git a/frontend/src/__tests__/Router.spec.ts b/frontend/src/__tests__/Router.spec.ts
index fdc3f05..37115eb 100644
--- a/frontend/src/__tests__/Router.spec.ts
+++ b/frontend/src/__tests__/Router.spec.ts
@@ -1,6 +1,6 @@
 import { describe, it, expect, beforeEach } from 'vitest'
 import { setActivePinia, createPinia } from 'pinia'
-import router from '@/router'
+import router, { scrollBehavior } from '@/router'
 
 describe('Router', () => {
   beforeEach(() => {
@@ -8,6 +8,25 @@ describe('Router', () => {
     localStorage.clear()
   })
 
+  it('scrolls to top on route change without hash', () => {
+    const position = scrollBehavior(
+      { hash: '' } as Parameters<typeof scrollBehavior>[0],
+      { hash: '' } as Parameters<typeof scrollBehavior>[1],
+      null,
+    )
+    expect(position).toEqual({ top: 0, left: 0 })
+  })
+
+  it('restores saved position when using browser back', () => {
+    const saved = { top: 120, left: 0 }
+    const position = scrollBehavior(
+      { hash: '' } as Parameters<typeof scrollBehavior>[0],
+      { hash: '' } as Parameters<typeof scrollBehavior>[1],
+      saved,
+    )
+    expect(position).toBe(saved)
+  })
+
   it('resolves / to HomePage', async () => {
     await router.push('/')
     await router.isReady()
diff --git a/frontend/src/assets/styles/base.css b/frontend/src/assets/styles/base.css
index 05f5972..853da81 100644
--- a/frontend/src/assets/styles/base.css
+++ b/frontend/src/assets/styles/base.css
@@ -94,6 +94,10 @@ a {
   /* transitions */
   --transition-fast: 150ms ease;
   --transition-base: 200ms ease;
+
+  /* layout */
+  --page-gutter: var(--space-lg);
+  --header-height: 3.25rem;
 }
 
 /* ── Body ────────────────────────────────────────────────────────────── */
@@ -407,3 +411,34 @@ a[href]:hover {
 .text-xs {
   font-size: 0.75rem;
 }
+
+/* ── Responsive (customer-facing; max 639px = phone) ─────────────────── */
+@media (max-width: 639px) {
+  :root {
+    --page-gutter: var(--space-md);
+  }
+
+  h1 {
+    font-size: 1.5rem;
+  }
+
+  .container,
+  .container--narrow,
+  .container--wide {
+    padding-inline: var(--page-gutter);
+  }
+
+  .surface-card {
+    padding: var(--space-md);
+  }
+
+  .btn--block-sm {
+    width: 100%;
+  }
+}
+
+@media (min-width: 640px) {
+  .btn--block-sm {
+    width: auto;
+  }
+}
diff --git a/frontend/src/components/AppFooter.vue b/frontend/src/components/AppFooter.vue
index b83473f..5e0b410 100644
--- a/frontend/src/components/AppFooter.vue
+++ b/frontend/src/components/AppFooter.vue
@@ -32,7 +32,7 @@ import { RouterLink } from 'vue-router'
 .app-footer__inner {
   max-width: 72rem;
   margin: 0 auto;
-  padding: var(--space-xl) var(--space-lg);
+  padding: var(--space-xl) var(--page-gutter);
   text-align: center;
 }
 
@@ -66,4 +66,15 @@ import { RouterLink } from 'vue-router'
   font-size: 0.75rem;
   margin: 0;
 }
+
+@media (max-width: 639px) {
+  .app-footer__links {
+    flex-direction: column;
+    gap: var(--space-md);
+  }
+
+  .app-footer__inner {
+    padding-block: var(--space-lg);
+  }
+}
 </style>
diff --git a/frontend/src/components/AppHeader.vue b/frontend/src/components/AppHeader.vue
index 0a15ea3..df82fb9 100644
--- a/frontend/src/components/AppHeader.vue
+++ b/frontend/src/components/AppHeader.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { ref, computed, onMounted, onUnmounted } from 'vue'
+import { ref, computed, watch, onMounted, onUnmounted } from 'vue'
 import { RouterLink, useRouter, useRoute } from 'vue-router'
 import { useAuthStore } from '@/stores/authStore'
 
@@ -7,10 +7,10 @@ const router = useRouter()
 const route = useRoute()
 const auth = useAuthStore()
 const isSettingsActive = computed(
-  () =>
-    route.name === 'change-email' || route.name === 'change-password',
+  () => route.name === 'change-email' || route.name === 'change-password',
 )
 const settingsOpen = ref(false)
+const menuOpen = ref(false)
 const settingsRef = ref<HTMLElement | null>(null)
 
 function toggleSettings() {
@@ -21,30 +21,67 @@ function closeSettings() {
   settingsOpen.value = false
 }
 
+function toggleMenu() {
+  menuOpen.value = !menuOpen.value
+  if (!menuOpen.value) {
+    closeSettings()
+  }
+}
+
+function closeMenu() {
+  menuOpen.value = false
+  closeSettings()
+}
+
 function handleDocumentClick(event: MouseEvent) {
   if (!settingsRef.value?.contains(event.target as Node)) {
     settingsOpen.value = false
   }
 }
 
+function handleKeydown(event: KeyboardEvent) {
+  if (event.key === 'Escape') {
+    closeMenu()
+  }
+}
+
+function handleNavClick() {
+  closeMenu()
+}
+
 function handleLogout() {
+  closeMenu()
   auth.logout()
   router.push('/')
 }
 
+watch(
+  () => route.fullPath,
+  () => {
+    closeMenu()
+  },
+)
+
+watch(menuOpen, (open) => {
+  document.body.classList.toggle('nav-menu-open', open)
+})
+
 onMounted(() => {
   document.addEventListener('click', handleDocumentClick)
+  document.addEventListener('keydown', handleKeydown)
 })
 
 onUnmounted(() => {
   document.removeEventListener('click', handleDocumentClick)
+  document.removeEventListener('keydown', handleKeydown)
+  document.body.classList.remove('nav-menu-open')
 })
 </script>
 
 <template>
-  <header class="app-header">
+  <header class="app-header" :class="{ 'app-header--menu-open': menuOpen }">
     <div class="app-header__inner">
-      <RouterLink to="/" class="app-header__logo">
+      <RouterLink to="/" class="app-header__logo" @click="handleNavClick">
         <svg
           class="app-header__logo-icon"
           viewBox="0 0 24 24"
@@ -71,13 +108,62 @@ onUnmounted(() => {
         </svg>
         Bilhej
       </RouterLink>
-      <nav class="app-header__nav">
-        <RouterLink to="/" class="app-header__link">Hem</RouterLink>
+
+      <button
+        type="button"
+        class="app-header__menu-toggle"
+        :aria-expanded="menuOpen"
+        aria-controls="app-header-nav"
+        @click="toggleMenu"
+      >
+        <span class="visually-hidden">{{
+          menuOpen ? 'Stäng meny' : 'Öppna meny'
+        }}</span>
+        <svg
+          v-if="!menuOpen"
+          class="app-header__menu-icon"
+          viewBox="0 0 24 24"
+          fill="none"
+          aria-hidden="true"
+        >
+          <path
+            d="M4 7h16M4 12h16M4 17h16"
+            stroke="currentColor"
+            stroke-width="2"
+            stroke-linecap="round"
+          />
+        </svg>
+        <svg
+          v-else
+          class="app-header__menu-icon"
+          viewBox="0 0 24 24"
+          fill="none"
+          aria-hidden="true"
+        >
+          <path
+            d="M6 6l12 12M18 6L6 18"
+            stroke="currentColor"
+            stroke-width="2"
+            stroke-linecap="round"
+          />
+        </svg>
+      </button>
+
+      <nav id="app-header-nav" class="app-header__nav">
+        <RouterLink to="/" class="app-header__link" @click="handleNavClick"
+          >Hem</RouterLink
+        >
         <template v-if="!auth.isAuthenticated">
-          <RouterLink to="/logga-in" class="app-header__link"
+          <RouterLink
+            to="/logga-in"
+            class="app-header__link"
+            @click="handleNavClick"
             >Logga in</RouterLink
           >
-          <RouterLink to="/registrera" class="app-header__link"
+          <RouterLink
+            to="/registrera"
+            class="app-header__link"
+            @click="handleNavClick"
             >Registrera</RouterLink
           >
         </template>
@@ -86,11 +172,37 @@ onUnmounted(() => {
             v-if="auth.isAdmin"
             to="/admin"
             class="app-header__link app-header__link--admin"
+            @click="handleNavClick"
             >Admin</RouterLink
           >
-          <RouterLink to="/orders" class="app-header__link"
+          <RouterLink
+            to="/orders"
+            class="app-header__link"
+            @click="handleNavClick"
             >Mina beställningar</RouterLink
           >
+          <RouterLink
+            to="/andra-epost"
+            class="app-header__link app-header__link--settings-mobile"
+            :class="{
+              'app-header__link--active-settings':
+                route.name === 'change-email',
+            }"
+            @click="handleNavClick"
+          >
+            Byt e-postadress
+          </RouterLink>
+          <RouterLink
+            to="/andra-losenord"
+            class="app-header__link app-header__link--settings-mobile"
+            :class="{
+              'app-header__link--active-settings':
+                route.name === 'change-password',
+            }"
+            @click="handleNavClick"
+          >
+            Byt lösenord
+          </RouterLink>
           <div ref="settingsRef" class="app-header__settings">
             <button
               type="button"
@@ -165,9 +277,10 @@ onUnmounted(() => {
   display: flex;
   justify-content: space-between;
   align-items: center;
+  gap: var(--space-md);
   max-width: 72rem;
   margin: 0 auto;
-  padding: 0.875rem var(--space-lg);
+  padding: 0.875rem var(--page-gutter);
 }
 
 .app-header__logo {
@@ -178,6 +291,7 @@ onUnmounted(() => {
   font-weight: 700;
   color: var(--color-ink);
   text-decoration: none;
+  flex-shrink: 0;
 }
 
 .app-header__logo-icon {
@@ -185,6 +299,26 @@ onUnmounted(() => {
   height: 1.5rem;
 }
 
+.app-header__menu-toggle {
+  display: none;
+  align-items: center;
+  justify-content: center;
+  width: 2.75rem;
+  height: 2.75rem;
+  padding: 0;
+  color: var(--color-ink);
+  background: var(--color-surface);
+  border: 1px solid var(--color-border);
+  border-radius: var(--radius-md);
+  cursor: pointer;
+  flex-shrink: 0;
+}
+
+.app-header__menu-icon {
+  width: 1.375rem;
+  height: 1.375rem;
+}
+
 .app-header__nav {
   display: flex;
   align-items: center;
@@ -209,6 +343,11 @@ onUnmounted(() => {
   background: var(--color-primary-soft);
 }
 
+.app-header__link--active-settings {
+  color: var(--color-primary-dark);
+  background: var(--color-primary-soft);
+}
+
 .app-header__link--admin {
   background: var(--color-primary-soft);
   color: var(--color-primary);
@@ -220,10 +359,18 @@ onUnmounted(() => {
   color: var(--color-primary-dark);
 }
 
+.app-header__link--settings-mobile {
+  display: none;
+}
+
 .app-header__email {
   color: var(--color-muted);
   font-size: 0.8125rem;
   padding: 0 0.5rem;
+  max-width: 12rem;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
 }
 
 .app-header__settings {
@@ -313,4 +460,69 @@ onUnmounted(() => {
   border-color: var(--color-danger);
   background: var(--color-danger-soft);
 }
+
+@media (max-width: 639px) {
+  .app-header__menu-toggle {
+    display: inline-flex;
+  }
+
+  .app-header__inner {
+    flex-wrap: wrap;
+    align-items: center;
+  }
+
+  .app-header__nav {
+    display: none;
+    flex-direction: column;
+    align-items: stretch;
+    width: 100%;
+    gap: 0.25rem;
+    padding: var(--space-sm) 0 var(--space-md);
+    border-top: 1px solid var(--color-border);
+  }
+
+  .app-header--menu-open .app-header__nav {
+    display: flex;
+  }
+
+  .app-header__link,
+  .app-header__settings-trigger,
+  .app-header__logout {
+    width: 100%;
+    justify-content: flex-start;
+    border-radius: var(--radius-md);
+    padding: 0.75rem 1rem;
+    font-size: 1rem;
+    min-height: 2.75rem;
+  }
+
+  .app-header__link--settings-mobile {
+    display: flex;
+    align-items: center;
+  }
+
+  .app-header__settings {
+    display: none;
+  }
+
+  .app-header__email {
+    order: 10;
+    max-width: none;
+    padding: var(--space-sm) 1rem 0;
+    font-size: 0.875rem;
+    text-align: center;
+    white-space: normal;
+    word-break: break-all;
+  }
+
+  .app-header__logout {
+    margin-top: var(--space-xs);
+  }
+}
+</style>
+
+<style>
+body.nav-menu-open {
+  overflow: hidden;
+}
 </style>
diff --git a/frontend/src/pages/AboutPage.vue b/frontend/src/pages/AboutPage.vue
index 600d764..982ac36 100644
--- a/frontend/src/pages/AboutPage.vue
+++ b/frontend/src/pages/AboutPage.vue
@@ -82,7 +82,7 @@ const highlights = [
 .about {
   max-width: 48rem;
   margin: 0 auto;
-  padding: var(--space-3xl) var(--space-lg) var(--space-3xl);
+  padding: clamp(var(--space-xl), 6vw, var(--space-3xl)) var(--page-gutter);
 }
 
 .about__hero {
diff --git a/frontend/src/pages/ChangeEmailPage.vue b/frontend/src/pages/ChangeEmailPage.vue
index 02778c4..fd7653a 100644
--- a/frontend/src/pages/ChangeEmailPage.vue
+++ b/frontend/src/pages/ChangeEmailPage.vue
@@ -124,8 +124,8 @@ async function handleSubmit() {
 <style scoped>
 .page {
   max-width: 28rem;
-  margin: var(--space-3xl) auto 0;
-  padding: 0 var(--space-lg);
+  margin: clamp(var(--space-xl), 6vw, var(--space-3xl)) auto 0;
+  padding: 0 var(--page-gutter);
 }
 
 .page__card {
diff --git a/frontend/src/pages/ChangePasswordPage.vue b/frontend/src/pages/ChangePasswordPage.vue
index 6010dab..ddbcb74 100644
--- a/frontend/src/pages/ChangePasswordPage.vue
+++ b/frontend/src/pages/ChangePasswordPage.vue
@@ -148,8 +148,8 @@ async function handleSubmit() {
 <style scoped>
 .page {
   max-width: 28rem;
-  margin: var(--space-3xl) auto 0;
-  padding: 0 var(--space-lg);
+  margin: clamp(var(--space-xl), 6vw, var(--space-3xl)) auto 0;
+  padding: 0 var(--page-gutter);
 }
 
 .page__card {
diff --git a/frontend/src/pages/ComposePage.vue b/frontend/src/pages/ComposePage.vue
index f08134a..bb9827f 100644
--- a/frontend/src/pages/ComposePage.vue
+++ b/frontend/src/pages/ComposePage.vue
@@ -282,8 +282,10 @@ async function handleSubmit() {
   text-decoration: underline;
 }
 
-@media (max-width: 768px) {
+@media (max-width: 639px) {
   .compose__layout {
+    margin-top: var(--space-xl);
+    padding-inline: var(--page-gutter);
     grid-template-columns: 1fr;
   }
 
diff --git a/frontend/src/pages/ConfirmEmailChangePage.vue b/frontend/src/pages/ConfirmEmailChangePage.vue
index d9915d9..1f1b973 100644
--- a/frontend/src/pages/ConfirmEmailChangePage.vue
+++ b/frontend/src/pages/ConfirmEmailChangePage.vue
@@ -38,7 +38,8 @@ async function handleSubmit() {
     } else if (err instanceof ApiError) {
       errorMessage.value = err.message
     } else {
-      errorMessage.value = 'Något gick fel. Begär en ny bekräftelselänk från inställningar.'
+      errorMessage.value =
+        'Något gick fel. Begär en ny bekräftelselänk från inställningar.'
     }
   } finally {
     submitting.value = false
@@ -106,8 +107,8 @@ async function handleSubmit() {
 <style scoped>
 .page {
   max-width: 28rem;
-  margin: var(--space-3xl) auto 0;
-  padding: 0 var(--space-lg);
+  margin: clamp(var(--space-xl), 6vw, var(--space-3xl)) auto 0;
+  padding: 0 var(--page-gutter);
 }
 
 .page__card {
diff --git a/frontend/src/pages/ContactPage.vue b/frontend/src/pages/ContactPage.vue
index 462fed1..274e03b 100644
--- a/frontend/src/pages/ContactPage.vue
+++ b/frontend/src/pages/ContactPage.vue
@@ -86,7 +86,7 @@ const contactChannels = [
 .contact {
   max-width: 48rem;
   margin: 0 auto;
-  padding: var(--space-3xl) var(--space-lg) var(--space-3xl);
+  padding: clamp(var(--space-xl), 6vw, var(--space-3xl)) var(--page-gutter);
 }
 
 .contact__hero {
@@ -197,7 +197,9 @@ const contactChannels = [
   background: var(--color-primary-soft);
   border: 1px solid #bfdbfe;
   border-radius: var(--radius-md);
-  transition: background var(--transition-fast), border-color var(--transition-fast);
+  transition:
+    background var(--transition-fast),
+    border-color var(--transition-fast);
 }
 
 .contact__mailto:hover {
diff --git a/frontend/src/pages/EditOrderPage.vue b/frontend/src/pages/EditOrderPage.vue
index e4fa64a..3786f8c 100644
--- a/frontend/src/pages/EditOrderPage.vue
+++ b/frontend/src/pages/EditOrderPage.vue
@@ -327,8 +327,10 @@ onMounted(loadOrder)
   text-decoration: underline;
 }
 
-@media (max-width: 768px) {
+@media (max-width: 639px) {
   .compose__layout {
+    margin-top: var(--space-xl);
+    padding-inline: var(--page-gutter);
     grid-template-columns: 1fr;
   }
 
diff --git a/frontend/src/pages/ForgotPasswordPage.vue b/frontend/src/pages/ForgotPasswordPage.vue
index 227573b..cf5920e 100644
--- a/frontend/src/pages/ForgotPasswordPage.vue
+++ b/frontend/src/pages/ForgotPasswordPage.vue
@@ -87,8 +87,8 @@ async function handleSubmit() {
 <style scoped>
 .page {
   max-width: 28rem;
-  margin: var(--space-3xl) auto 0;
-  padding: 0 var(--space-lg);
+  margin: clamp(var(--space-xl), 6vw, var(--space-3xl)) auto 0;
+  padding: 0 var(--page-gutter);
 }
 
 .page__card {
diff --git a/frontend/src/pages/HomePage.vue b/frontend/src/pages/HomePage.vue
index 8992fc3..1797afd 100644
--- a/frontend/src/pages/HomePage.vue
+++ b/frontend/src/pages/HomePage.vue
@@ -1140,11 +1140,11 @@ async function handleLookup(lookedUpPlate: string) {
   line-height: 1.65;
 }
 
-@media (max-width: 900px) {
+@media (max-width: 639px) {
   .home__hero {
     grid-template-columns: 1fr;
     gap: var(--space-xl);
-    padding: var(--space-xl) var(--space-lg);
+    padding: var(--space-xl) var(--page-gutter);
     margin-top: 0;
     border-radius: 0;
     border-left: none;
@@ -1168,5 +1168,15 @@ async function handleLookup(lookedUpPlate: string) {
   .home__use--wide .home__use-icon {
     margin-bottom: var(--space-md);
   }
+
+  .home__uses,
+  .home__steps,
+  .home__trust {
+    padding-inline: var(--page-gutter);
+  }
+
+  .home__trust-inner {
+    padding: var(--space-lg);
+  }
 }
 </style>
diff --git a/frontend/src/pages/LoginPage.vue b/frontend/src/pages/LoginPage.vue
index 4305a45..2145b76 100644
--- a/frontend/src/pages/LoginPage.vue
+++ b/frontend/src/pages/LoginPage.vue
@@ -103,8 +103,8 @@ async function handleSubmit() {
 <style scoped>
 .page {
   max-width: 28rem;
-  margin: var(--space-3xl) auto 0;
-  padding: 0 var(--space-lg);
+  margin: clamp(var(--space-xl), 6vw, var(--space-3xl)) auto 0;
+  padding: 0 var(--page-gutter);
 }
 
 .page__card {
diff --git a/frontend/src/pages/OrdersPage.vue b/frontend/src/pages/OrdersPage.vue
index bb84c35..f6fa6b2 100644
--- a/frontend/src/pages/OrdersPage.vue
+++ b/frontend/src/pages/OrdersPage.vue
@@ -316,8 +316,8 @@ onMounted(loadOrders)
 <style scoped>
 .page {
   max-width: 48rem;
-  margin: var(--space-3xl) auto 0;
-  padding: 0 var(--space-lg);
+  margin: clamp(var(--space-xl), 6vw, var(--space-3xl)) auto 0;
+  padding: 0 var(--page-gutter);
 }
 
 .page__title {
@@ -604,4 +604,33 @@ onMounted(loadOrders)
 .orders__loading {
   padding: var(--space-2xl) 0;
 }
+
+@media (max-width: 639px) {
+  .orders__card-head {
+    flex-direction: column;
+    align-items: flex-start;
+  }
+
+  .orders__plate-badge {
+    max-width: 100%;
+  }
+
+  .orders__links {
+    flex-direction: column;
+    align-items: stretch;
+    gap: var(--space-sm);
+  }
+
+  .orders__link-sep {
+    display: none;
+  }
+
+  .orders__text-link {
+    padding: 0.5rem 0;
+    min-height: 2.75rem;
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+  }
+}
 </style>
diff --git a/frontend/src/pages/PaymentRedirect.vue b/frontend/src/pages/PaymentRedirect.vue
index 2ae5432..c6746ea 100644
--- a/frontend/src/pages/PaymentRedirect.vue
+++ b/frontend/src/pages/PaymentRedirect.vue
@@ -125,8 +125,8 @@ async function confirmPayment() {
 <style scoped>
 .page {
   max-width: 28rem;
-  margin: var(--space-3xl) auto 0;
-  padding: 0 var(--space-lg);
+  margin: clamp(var(--space-xl), 6vw, var(--space-3xl)) auto 0;
+  padding: 0 var(--page-gutter);
 }
 
 .page__card {
diff --git a/frontend/src/pages/PrivacyPolicyPage.vue b/frontend/src/pages/PrivacyPolicyPage.vue
index 07228b4..1b0fc71 100644
--- a/frontend/src/pages/PrivacyPolicyPage.vue
+++ b/frontend/src/pages/PrivacyPolicyPage.vue
@@ -84,8 +84,8 @@ const sections = [
       <p class="policy__eyebrow">Integritet</p>
       <h1 class="policy__title">Integritetspolicy</h1>
       <p class="policy__lead">
-        Här beskriver vi hur Bilhej behandlar personuppgifter när du skickar brev
-        via tjänsten, och vilka rättigheter du har.
+        Här beskriver vi hur Bilhej behandlar personuppgifter när du skickar
+        brev via tjänsten, och vilka rättigheter du har.
       </p>
       <p class="policy__updated">Senast uppdaterad: 22 maj 2026</p>
     </section>
@@ -113,7 +113,8 @@ const sections = [
             >kontakt@bilhej.se</a
           >
           eller vår
-          <RouterLink to="/kontakt" class="policy__link">kontaktsida</RouterLink>.
+          <RouterLink to="/kontakt" class="policy__link">kontaktsida</RouterLink
+          >.
         </p>
       </div>
     </section>
@@ -124,7 +125,7 @@ const sections = [
 .policy {
   max-width: 48rem;
   margin: 0 auto;
-  padding: var(--space-3xl) var(--space-lg) var(--space-3xl);
+  padding: clamp(var(--space-xl), 6vw, var(--space-3xl)) var(--page-gutter);
 }
 
 .policy__hero {
diff --git a/frontend/src/pages/RegisterPage.vue b/frontend/src/pages/RegisterPage.vue
index 24286ae..ec6b6ff 100644
--- a/frontend/src/pages/RegisterPage.vue
+++ b/frontend/src/pages/RegisterPage.vue
@@ -165,8 +165,8 @@ async function handleSubmit() {
 <style scoped>
 .page {
   max-width: 28rem;
-  margin: var(--space-3xl) auto 0;
-  padding: 0 var(--space-lg);
+  margin: clamp(var(--space-xl), 6vw, var(--space-3xl)) auto 0;
+  padding: 0 var(--page-gutter);
 }
 
 .page__card {
diff --git a/frontend/src/pages/ResetPasswordPage.vue b/frontend/src/pages/ResetPasswordPage.vue
index 9f555f2..c51e88d 100644
--- a/frontend/src/pages/ResetPasswordPage.vue
+++ b/frontend/src/pages/ResetPasswordPage.vue
@@ -149,8 +149,8 @@ async function handleSubmit() {
 <style scoped>
 .page {
   max-width: 28rem;
-  margin: var(--space-3xl) auto 0;
-  padding: 0 var(--space-lg);
+  margin: clamp(var(--space-xl), 6vw, var(--space-3xl)) auto 0;
+  padding: 0 var(--page-gutter);
 }
 
 .page__card {
diff --git a/frontend/src/pages/TermsOfServicePage.vue b/frontend/src/pages/TermsOfServicePage.vue
index 505eeb6..d78bc93 100644
--- a/frontend/src/pages/TermsOfServicePage.vue
+++ b/frontend/src/pages/TermsOfServicePage.vue
@@ -132,7 +132,8 @@ const sections = [
             >support@bilhej.se</a
           >
           eller vår
-          <RouterLink to="/kontakt" class="terms__link">kontaktsida</RouterLink>.
+          <RouterLink to="/kontakt" class="terms__link">kontaktsida</RouterLink
+          >.
         </p>
       </div>
     </section>
@@ -143,7 +144,7 @@ const sections = [
 .terms {
   max-width: 48rem;
   margin: 0 auto;
-  padding: var(--space-3xl) var(--space-lg) var(--space-3xl);
+  padding: clamp(var(--space-xl), 6vw, var(--space-3xl)) var(--page-gutter);
 }
 
 .terms__hero {
diff --git a/frontend/src/router/index.ts b/frontend/src/router/index.ts
index c559553..68553fc 100644
--- a/frontend/src/router/index.ts
+++ b/frontend/src/router/index.ts
@@ -1,4 +1,8 @@
-import { createRouter, createWebHistory } from 'vue-router'
+import {
+  createRouter,
+  createWebHistory,
+  type RouteLocationNormalized,
+} from 'vue-router'
 import HomePage from '@/pages/HomePage.vue'
 import ComposePage from '@/pages/ComposePage.vue'
 import AboutPage from '@/pages/AboutPage.vue'
@@ -19,8 +23,23 @@ import PaymentRedirect from '@/pages/PaymentRedirect.vue'
 import { useAuthStore } from '@/stores/authStore'
 import { getActivePinia } from 'pinia'
 
+export function scrollBehavior(
+  to: RouteLocationNormalized,
+  _from: RouteLocationNormalized,
+  savedPosition: { left: number; top: number } | null,
+) {
+  if (savedPosition) {
+    return savedPosition
+  }
+  if (to.hash) {
+    return { el: to.hash, top: 0, behavior: 'smooth' as const }
+  }
+  return { top: 0, left: 0 }
+}
+
 const router = createRouter({
   history: createWebHistory(import.meta.env.BASE_URL),
+  scrollBehavior,
   routes: [
     {
       path: '/',