diff --git a/astro.config.mjs b/astro.config.mjs
index ad8e88f..6044bda 100644
--- a/astro.config.mjs
+++ b/astro.config.mjs
@@ -18,5 +18,5 @@ export default defineConfig({
   site: 'https://zen-browser.app',
   redirects: {
     '/themes/[...slug]': '/mods/[...slug]',
-  },
+  }
 })
diff --git a/src/components/Features.astro b/src/components/Features.astro
index 34aa645..e8bd7a9 100644
--- a/src/components/Features.astro
+++ b/src/components/Features.astro
@@ -1,7 +1,5 @@
 ---
-import Title from '../components/Title.astro'
 import Description from '../components/Description.astro'
-import { Image } from 'astro:assets'
 
 import browserSidebar from '../assets/browser-sidebar.webm'
 import browserWorkspaces from '../assets/browser-workspaces.webm'
@@ -10,7 +8,8 @@ import browserGlance from '../assets/browser-glance.webm'
 import browserSplitViews from '../assets/browser-splitview.webm'
 
 import { motion } from 'motion/react'
-import { getTitleAnimation, getZoomInAnimation } from '../animations'
+import { getTitleAnimation } from '../animations'
+import Video from './Video.astro'
 ---
 
 <section
@@ -47,14 +46,15 @@ import { getTitleAnimation, getZoomInAnimation } from '../animations'
           organized.
         </p>
       </div>
-      <video
+      <Video
         src={browserWorkspaces}
         autoplay
         loop
         muted
         playsinline
         preload="none"
-        class="rounded-xl border-4 border-white object-cover shadow"></video>
+        class="rounded-xl border-4 border-white object-cover shadow"
+      />
     </div>
     <div class="long-feature xl:!flex-row-reverse">
       <div class="lg:p-24">
@@ -66,14 +66,15 @@ import { getTitleAnimation, getZoomInAnimation } from '../animations'
           distractions.
         </p>
       </div>
-      <video
+      <Video
         src={browserCompactMode}
         autoplay
         loop
         muted
         playsinline
         preload="none"
-        class="rounded-xl border-4 border-white object-cover shadow"></video>
+        class="rounded-xl border-4 border-white object-cover shadow"
+      />
     </div>
     <div class="long-feature">
       <div class="lg:p-24">
@@ -87,14 +88,15 @@ import { getTitleAnimation, getZoomInAnimation } from '../animations'
           opening them.
         </p>
       </div>
-      <video
+      <Video
         src={browserGlance}
         autoplay
         loop
         muted
         playsinline
         preload="none"
-        class="rounded-xl border-4 border-white object-cover shadow"></video>
+        class="rounded-xl border-4 border-white object-cover shadow"
+      />
     </div>
     <div class="long-feature xl:!flex-row-reverse">
       <div class="lg:p-24">
@@ -107,14 +109,15 @@ import { getTitleAnimation, getZoomInAnimation } from '../animations'
           Zen's split view feature allows you to view multiple tabs at once.
         </p>
       </div>
-      <video
+      <Video
         src={browserSplitViews}
         autoplay
         loop
         muted
         playsinline
         preload="none"
-        class="rounded-xl border-4 border-white object-cover shadow"></video>
+        class="rounded-xl border-4 border-white object-cover shadow"
+      />
     </div>
     <div class="long-feature">
       <div class="lg:p-24">
@@ -125,14 +128,15 @@ import { getTitleAnimation, getZoomInAnimation } from '../animations'
           Zen's sidebar feature allows you to view all your tabs in one place.
         </p>
       </div>
-      <video
+      <Video
         src={browserSidebar}
         autoplay
         loop
         muted
         playsinline
         preload="none"
-        class="rounded-xl border-4 border-white object-cover shadow"></video>
+        class="rounded-xl border-4 border-white object-cover shadow"
+      />
     </div>
   </div>
 </section>
diff --git a/src/components/NavBar.astro b/src/components/NavBar.astro
index d937a93..83476a5 100644
--- a/src/components/NavBar.astro
+++ b/src/components/NavBar.astro
@@ -12,7 +12,7 @@ import {
 } from 'astro-navbar'
 import { ArrowRight, ChevronDown, Download, DownloadCloud } from 'lucide-astro'
 import Logo from './Logo.astro'
-import { ThemeSwitch } from 'free-astro-components'
+import ThemeSwitch from './ThemeSwitch.astro'
 ---
 
 <nav
@@ -112,7 +112,7 @@ import { ThemeSwitch } from 'free-astro-components'
       </div>
       <div class="ml-auto flex gap-2">
         <div id="theme-switcher" class="ml-auto md:mr-2">
-          <ThemeSwitch label="" class="px-1 py-2" />
+          <ThemeSwitch />
         </div>
         <Button href="/download" class="ml-auto" isPrimary>
           <span class="hidden items-center gap-2 md:flex">
diff --git a/src/components/ThemeSwitch.astro b/src/components/ThemeSwitch.astro
new file mode 100644
index 0000000..31d1d89
--- /dev/null
+++ b/src/components/ThemeSwitch.astro
@@ -0,0 +1,33 @@
+---
+interface Props {
+  label?: string
+  class?: string
+}
+
+const { label = 'Toggle theme', class: className, ...rest } = Astro.props
+import SunIcon from '../icons/SunIcon.astro'
+import MoonIcon from '../icons/MoonIcon.astro'
+---
+
+<button
+  id="theme-toggle"
+  type="button"
+  class:list={['rounded-lg p-2.5 outline-none', className]}
+  aria-label={label}
+  {...rest}
+>
+  <SunIcon class="hidden size-5 dark:block" />
+  <MoonIcon class="size-5 dark:hidden" />
+</button>
+
+<script>
+  document.addEventListener('astro:page-load', () => {
+    const themeToggleBtn = document.getElementById('theme-toggle')
+    themeToggleBtn?.addEventListener('click', () => {
+      const currentTheme = document.documentElement.dataset.theme
+      const newTheme = currentTheme === 'dark' ? 'light' : 'dark'
+      localStorage.theme = newTheme
+      document.documentElement.dataset.theme = newTheme
+    })
+  })
+</script>
diff --git a/src/components/Video.astro b/src/components/Video.astro
new file mode 100644
index 0000000..48cdbc7
--- /dev/null
+++ b/src/components/Video.astro
@@ -0,0 +1,42 @@
+---
+const { src, class: className, ...rest } = Astro.props
+const type = src.split('.').pop() || 'webm'
+---
+
+<video
+  class:list={['w-full', className]}
+  data-src={src}
+  preload="none"
+  {...rest}
+>
+  <source src="" type={`video/${type}`} />
+</video>
+
+<script>
+  document.addEventListener('astro:page-load', () => {
+    const videos = document.querySelectorAll('video[data-src]')
+
+    const loadVideo = (video: HTMLVideoElement) => {
+      const source = video.querySelector('source')
+      const dataSrc = video.getAttribute('data-src')
+      if (dataSrc && source) {
+        source.src = dataSrc
+        video.load()
+        video.removeAttribute('data-src')
+      }
+    }
+
+    const observer = new IntersectionObserver((entries) => {
+      entries.forEach((entry) => {
+        if (entry.isIntersecting) {
+          loadVideo(entry.target as HTMLVideoElement)
+          observer.unobserve(entry.target)
+        }
+      })
+    })
+
+    videos.forEach((video) => {
+      observer.observe(video)
+    })
+  })
+</script>
diff --git a/src/icons/MoonIcon.astro b/src/icons/MoonIcon.astro
new file mode 100644
index 0000000..45fa45b
--- /dev/null
+++ b/src/icons/MoonIcon.astro
@@ -0,0 +1,9 @@
+---
+const { class: className, ...rest } = Astro.props
+---
+
+<svg class={className} viewBox="0 0 24 24" {...rest}>
+  <path
+    d="M10.719 2.082c-2.572 2.028-4.719 5.212-4.719 9.918 0 4.569 1.938 7.798 4.548 9.895-4.829-.705-8.548-4.874-8.548-9.895 0-5.08 3.808-9.288 8.719-9.918zm1.281-2.082c-6.617 0-12 5.383-12 12s5.383 12 12 12c1.894 0 3.87-.333 5.37-1.179-3.453-.613-9.37-3.367-9.37-10.821 0-7.555 6.422-10.317 9.37-10.821-1.74-.682-3.476-1.179-5.37-1.179zm0 10.999c1.437.438 2.562 1.564 2.999 3.001.44-1.437 1.565-2.562 3.001-3-1.436-.439-2.561-1.563-3.001-3-.437 1.436-1.562 2.561-2.999 2.999zm8.001.001c.958.293 1.707 1.042 2 2.001.291-.959 1.042-1.709 1.999-2.001-.957-.292-1.707-1.042-2-2-.293.958-1.042 1.708-1.999 2zm-1-9c-.437 1.437-1.563 2.562-2.998 3.001 1.438.44 2.561 1.564 3.001 3.002.437-1.438 1.563-2.563 2.996-3.002-1.433-.437-2.559-1.564-2.999-3.001z"
+    fill="currentColor"></path>
+</svg>
diff --git a/src/icons/SunIcon.astro b/src/icons/SunIcon.astro
new file mode 100644
index 0000000..e32c4a8
--- /dev/null
+++ b/src/icons/SunIcon.astro
@@ -0,0 +1,9 @@
+---
+const { class: className, ...rest } = Astro.props
+---
+
+<svg class={className} viewBox="0 0 24 24" {...rest}>
+  <path
+    d="M12 9c1.654 0 3 1.346 3 3s-1.346 3-3 3-3-1.346-3-3 1.346-3 3-3zm0-2c-2.762 0-5 2.238-5 5s2.238 5 5 5 5-2.238 5-5-2.238-5-5-5zm-4.184-.599l-3.593-3.594-1.415 1.414 3.595 3.595c.401-.537.876-1.013 1.413-1.415zm4.184-1.401c.34 0 .672.033 1 .08v-5.08h-2v5.08c.328-.047.66-.08 1-.08zm5.598 2.815l3.595-3.595-1.414-1.414-3.595 3.595c.537.402 1.012.878 1.414 1.414zm-12.598 4.185c0-.34.033-.672.08-1h-5.08v2h5.08c-.047-.328-.08-.66-.08-1zm11.185 5.598l3.594 3.593 1.415-1.414-3.594-3.593c-.403.536-.879 1.012-1.415 1.414zm-9.784-1.414l-3.593 3.593 1.414 1.414 3.593-3.593c-.536-.402-1.011-.877-1.414-1.414zm12.519-5.184c.047.328.08.66.08 1s-.033.672-.08 1h5.08v-2h-5.08zm-6.92 8c-.34 0-.672-.033-1-.08v5.08h2v-5.08c-.328.047-.66.08-1 .08z"
+    fill="currentColor"></path>
+</svg>
diff --git a/src/layouts/Layout.astro b/src/layouts/Layout.astro
index e432150..9f06de8 100644
--- a/src/layouts/Layout.astro
+++ b/src/layouts/Layout.astro
@@ -7,29 +7,32 @@ const { title } = Astro.props
 import '@fontsource/bricolage-grotesque/400.css'
 import NavBar from '../components/NavBar.astro'
 import Footer from '../components/Footer.astro'
+import { ClientRouter } from 'astro:transitions'
 ---
 
 <script is:inline>
-  const theme = (() => {
-    if (typeof localStorage !== 'undefined' && localStorage.getItem('theme')) {
-      return localStorage.getItem('theme') ?? 'light'
-    }
-    if (window.matchMedia('(prefers-color-scheme: dark)').matches) {
-      return 'dark'
-    }
-    return 'light'
-  })()
+  function setDarkMode(document) {
+    let theme = localStorage.theme
 
-  if (theme === 'light') {
-    document.documentElement.setAttribute('data-theme', 'light')
-  } else {
-    document.documentElement.setAttribute('data-theme', 'dark')
+    if (theme === undefined) {
+      theme = window.matchMedia('(prefers-color-scheme: dark)').matches
+        ? 'dark'
+        : 'light'
+    }
+
+    localStorage.theme = theme
+
+    document.documentElement.dataset.theme = theme
   }
 
-  window.localStorage.setItem('theme', theme)
+  setDarkMode(document)
+
+  document.addEventListener('astro:before-swap', (event) => {
+    setDarkMode(event.newDocument)
+  })
 </script>
 
-<html lang="en">
+<html lang="en" transition:name="root" transition:animate="none">
   <head>
     <meta charset="UTF-8" />
     <meta
@@ -69,6 +72,7 @@ import Footer from '../components/Footer.astro'
       title="Zen Browser Release Notes"
       href={`${Astro.url.origin}/feed.xml`}
     />
+    <ClientRouter />
   </head>
   <body
     class="overflow-x-hidden bg-paper font-['bricolage-grotesque'] text-dark"
diff --git a/src/pages/download.astro b/src/pages/download.astro
index f1cace2..919f44c 100644
--- a/src/pages/download.astro
+++ b/src/pages/download.astro
@@ -261,257 +261,265 @@ const appleIcon = icon({ prefix: 'fab', iconName: 'apple' })
   </main>
 </Layout>
 <script>
-  const releases = {
-    macos: {
-      intel: 'zen.macos-x86_64.dmg',
-      arm: 'zen.macos-aarch64.dmg',
-    },
-    linux: {
-      x86_64: {
-        tar: 'zen.linux-x86_64.tar.bz2',
-        appImage: 'zen-x86_64.AppImage',
+  document.addEventListener('astro:page-load', () => {
+    const releases = {
+      macos: {
+        intel: 'zen.macos-x86_64.dmg',
+        arm: 'zen.macos-aarch64.dmg',
       },
-      aarch64: {
-        tar: 'zen.linux-aarch64.tar.bz2',
-        appImage: 'zen-aarch64.AppImage',
+      linux: {
+        x86_64: {
+          tar: 'zen.linux-x86_64.tar.bz2',
+          appImage: 'zen-x86_64.AppImage',
+        },
+        aarch64: {
+          tar: 'zen.linux-aarch64.tar.bz2',
+          appImage: 'zen-aarch64.AppImage',
+        },
       },
-    },
-    windows: {
-      x86_64: {
-        installer: 'zen.installer.exe',
-        zip: 'zen.win-x86_64.zip',
+      windows: {
+        x86_64: {
+          installer: 'zen.installer.exe',
+          zip: 'zen.win-x86_64.zip',
+        },
+        arm64: {
+          installer: 'zen.installer-arm64.exe',
+          zip: 'zen.win-arm64.zip',
+        },
       },
-      arm64: {
-        installer: 'zen.installer-arm64.exe',
-        zip: 'zen.win-arm64.zip',
-      },
-    },
-  } as any
+    } as any
 
-  const BASE_URL =
-    'https://github.com/zen-browser/desktop/releases/latest/download'
-  const TWILIGHT_BASE_URL =
-    'https://github.com/zen-browser/desktop/releases/download/twilight'
+    const BASE_URL =
+      'https://github.com/zen-browser/desktop/releases/latest/download'
+    const TWILIGHT_BASE_URL =
+      'https://github.com/zen-browser/desktop/releases/download/twilight'
 
-  var selectedOS: string | null = null
-  var isTwilight: boolean = false
+    var selectedOS: string | null = null
+    var isTwilight: boolean = false
 
-  var selectedArch: string | null = null
+    var selectedArch: string | null = null
 
-  function showButton(buttonId: string, show: boolean) {
-    const button = document.getElementById(buttonId) as HTMLButtonElement
-    if (show) {
-      button?.classList.remove('hidden')
-    } else {
-      button?.classList.add('hidden')
+    function showButton(buttonId: string, show: boolean) {
+      const button = document.getElementById(buttonId) as HTMLButtonElement
+      if (show) {
+        button?.classList.remove('hidden')
+      } else {
+        button?.classList.add('hidden')
+      }
     }
-  }
 
-  function downloadRelease(os: string, arch: string, format: string = '') {
-    console.log('Downloading release', os, arch, format)
-    let releaseName = releases[os][arch]
-    if (os !== 'macos') {
-      releaseName = releases[os][arch][format]
+    function downloadRelease(os: string, arch: string, format: string = '') {
+      console.log('Downloading release', os, arch, format)
+      let releaseName = releases[os][arch]
+      if (os !== 'macos') {
+        releaseName = releases[os][arch][format]
+      }
+      const url = `${isTwilight ? TWILIGHT_BASE_URL : BASE_URL}/${releaseName}`
+      console.log('Downloading from', url)
+      window.open(url, '_blank')
     }
-    const url = `${isTwilight ? TWILIGHT_BASE_URL : BASE_URL}/${releaseName}`
-    console.log('Downloading from', url)
-    window.open(url, '_blank')
-  }
 
-  function goNextForm() {
-    if (selectedOS === null) {
-      const osSelect = document.getElementById('os-select') as HTMLFormElement
-      const selectedRadio = osSelect.querySelector(
-        "input[type='radio']:checked",
-      ) as HTMLInputElement
-      selectedOS = selectedRadio.value
-      document.getElementById('form-os-select')?.classList.add('hidden')
+    function goNextForm() {
+      if (selectedOS === null) {
+        const osSelect = document.getElementById('os-select') as HTMLFormElement
+        const selectedRadio = osSelect.querySelector(
+          "input[type='radio']:checked",
+        ) as HTMLInputElement
+        selectedOS = selectedRadio.value
+        document.getElementById('form-os-select')?.classList.add('hidden')
 
-      if (selectedOS === 'macos') {
-        const macosDownload = document.getElementById(
-          'form-macos-download',
-        ) as HTMLDivElement
-        macosDownload.classList.remove('hidden')
-        showButton('next-button', false)
-      } else if (selectedOS === 'linux') {
-        const linuxDownload = document.getElementById(
+        if (selectedOS === 'macos') {
+          const macosDownload = document.getElementById(
+            'form-macos-download',
+          ) as HTMLDivElement
+          macosDownload.classList.remove('hidden')
+          showButton('next-button', false)
+        } else if (selectedOS === 'linux') {
+          const linuxDownload = document.getElementById(
+            'linux-target-download',
+          ) as HTMLDivElement
+          linuxDownload.classList.remove('hidden')
+        } else if (selectedOS === 'windows') {
+          const windowsDownload = document.getElementById(
+            'windows-target-download',
+          ) as HTMLDivElement
+          windowsDownload.classList.remove('hidden')
+        }
+        showButton('back-button', true) // Show Back button after first step
+      } else if (selectedOS === 'linux' && selectedArch === null) {
+        const linuxTargetSelect = document.getElementById(
           'linux-target-download',
+        ) as HTMLFormElement
+        const selectedRadio = linuxTargetSelect.querySelector(
+          "input[type='radio']:checked",
+        ) as HTMLInputElement
+        selectedArch = selectedRadio.value
+        document
+          .getElementById('linux-target-download')
+          ?.classList.add('hidden')
+
+        const linuxDownload = document.getElementById(
+          'form-linux-download',
         ) as HTMLDivElement
         linuxDownload.classList.remove('hidden')
-      } else if (selectedOS === 'windows') {
-        const windowsDownload = document.getElementById(
+
+        showButton('next-button', false)
+      } else if (selectedOS === 'windows' && selectedArch === null) {
+        const windowsTargetSelect = document.getElementById(
           'windows-target-download',
+        ) as HTMLFormElement
+        const selectedRadio = windowsTargetSelect.querySelector(
+          "input[type='radio']:checked",
+        ) as HTMLInputElement
+        selectedArch = selectedRadio.value
+        document
+          .getElementById('windows-target-download')
+          ?.classList.add('hidden')
+
+        const windowsDownload = document.getElementById(
+          'windows-download',
         ) as HTMLDivElement
         windowsDownload.classList.remove('hidden')
+
+        showButton('next-button', false)
+      } else {
+        throw new Error('Unknown state')
       }
-      showButton('back-button', true) // Show Back button after first step
-    } else if (selectedOS === 'linux' && selectedArch === null) {
-      const linuxTargetSelect = document.getElementById(
-        'linux-target-download',
-      ) as HTMLFormElement
-      const selectedRadio = linuxTargetSelect.querySelector(
-        "input[type='radio']:checked",
+    }
+
+    function goPreviousForm() {
+      if (selectedArch) {
+        // Go back to architecture selection
+        if (selectedOS === 'linux') {
+          document
+            .getElementById('form-linux-download')
+            ?.classList.add('hidden')
+          document
+            .getElementById('linux-target-download')
+            ?.classList.remove('hidden')
+        } else if (selectedOS === 'windows') {
+          document.getElementById('windows-download')?.classList.add('hidden')
+          document
+            .getElementById('windows-target-download')
+            ?.classList.remove('hidden')
+        }
+        selectedArch = null
+        showButton('back-button', true)
+        showButton('next-button', true)
+      } else if (selectedOS) {
+        // Go back to OS selection
+        if (selectedOS === 'macos') {
+          document
+            .getElementById('form-macos-download')
+            ?.classList.add('hidden')
+        } else if (selectedOS === 'linux') {
+          document
+            .getElementById('linux-target-download')
+            ?.classList.add('hidden')
+        } else if (selectedOS === 'windows') {
+          document
+            .getElementById('windows-target-download')
+            ?.classList.add('hidden')
+        }
+        document.getElementById('form-os-select')?.classList.remove('hidden')
+        selectedOS = null
+        showButton('back-button', false)
+        showButton('next-button', true)
+      }
+    }
+
+    showButton('back-button', false) // Hide Back button on page load
+    showButton('next-button', true) // Ensure Next button is visible on load
+
+    function filloutDefaultOS() {
+      const osSelect = document.getElementById('os-select') as HTMLFormElement
+      const osSelectWindows = document.getElementById(
+        'os-select-windows',
       ) as HTMLInputElement
-      selectedArch = selectedRadio.value
-      document.getElementById('linux-target-download')?.classList.add('hidden')
-
-      const linuxDownload = document.getElementById(
-        'form-linux-download',
-      ) as HTMLDivElement
-      linuxDownload.classList.remove('hidden')
-
-      showButton('next-button', false)
-    } else if (selectedOS === 'windows' && selectedArch === null) {
-      const windowsTargetSelect = document.getElementById(
-        'windows-target-download',
-      ) as HTMLFormElement
-      const selectedRadio = windowsTargetSelect.querySelector(
-        "input[type='radio']:checked",
+      const osSelectLinux = document.getElementById(
+        'os-select-linux',
+      ) as HTMLInputElement
+      const osSelectMacOS = document.getElementById(
+        'os-select-macos',
       ) as HTMLInputElement
-      selectedArch = selectedRadio.value
-      document
-        .getElementById('windows-target-download')
-        ?.classList.add('hidden')
 
-      const windowsDownload = document.getElementById(
-        'windows-download',
-      ) as HTMLDivElement
-      windowsDownload.classList.remove('hidden')
-
-      showButton('next-button', false)
-    } else {
-      throw new Error('Unknown state')
-    }
-  }
-
-  function goPreviousForm() {
-    if (selectedArch) {
-      // Go back to architecture selection
-      if (selectedOS === 'linux') {
-        document.getElementById('form-linux-download')?.classList.add('hidden')
-        document
-          .getElementById('linux-target-download')
-          ?.classList.remove('hidden')
-      } else if (selectedOS === 'windows') {
-        document.getElementById('windows-download')?.classList.add('hidden')
-        document
-          .getElementById('windows-target-download')
-          ?.classList.remove('hidden')
+      if (navigator.platform.includes('Win')) {
+        osSelectWindows.checked = true
+      } else if (navigator.platform.includes('Linux')) {
+        osSelectLinux.checked = true
+      } else if (navigator.platform.includes('Mac')) {
+        osSelectMacOS.checked = true
       }
-      selectedArch = null
-      showButton('back-button', true)
-      showButton('next-button', true)
-    } else if (selectedOS) {
-      // Go back to OS selection
-      if (selectedOS === 'macos') {
-        document.getElementById('form-macos-download')?.classList.add('hidden')
-      } else if (selectedOS === 'linux') {
-        document
-          .getElementById('linux-target-download')
-          ?.classList.add('hidden')
-      } else if (selectedOS === 'windows') {
-        document
-          .getElementById('windows-target-download')
-          ?.classList.add('hidden')
+    }
+
+    function getIfTwilight() {
+      const urlParams = new URLSearchParams(window.location.search)
+      isTwilight = urlParams.has('twilight')
+      if (isTwilight) {
+        console.log('Twilight mode enabled')
+        const name = document.getElementById('zen-name')
+        const twilightInfo = document.getElementById('twilight-info')
+        if (name) name.innerHTML = 'Twilight'
+        if (twilightInfo) twilightInfo.classList.remove('hidden')
+      } else {
+        document.getElementById('windows-zip-download')?.classList.add('hidden')
       }
-      document.getElementById('form-os-select')?.classList.remove('hidden')
-      selectedOS = null
-      showButton('back-button', false)
-      showButton('next-button', true)
     }
-  }
 
-  showButton('back-button', false) // Hide Back button on page load
-  showButton('next-button', true) // Ensure Next button is visible on load
+    getIfTwilight()
 
-  function filloutDefaultOS() {
-    const osSelect = document.getElementById('os-select') as HTMLFormElement
-    const osSelectWindows = document.getElementById(
-      'os-select-windows',
-    ) as HTMLInputElement
-    const osSelectLinux = document.getElementById(
-      'os-select-linux',
-    ) as HTMLInputElement
-    const osSelectMacOS = document.getElementById(
-      'os-select-macos',
-    ) as HTMLInputElement
+    document.getElementById('next-button')?.addEventListener('click', () => {
+      goNextForm()
+    })
 
-    if (navigator.platform.includes('Win')) {
-      osSelectWindows.checked = true
-    } else if (navigator.platform.includes('Linux')) {
-      osSelectLinux.checked = true
-    } else if (navigator.platform.includes('Mac')) {
-      osSelectMacOS.checked = true
-    }
-  }
+    document.getElementById('back-button')?.addEventListener('click', () => {
+      goPreviousForm()
+    })
 
-  function getIfTwilight() {
-    const urlParams = new URLSearchParams(window.location.search)
-    isTwilight = urlParams.has('twilight')
-    if (isTwilight) {
-      console.log('Twilight mode enabled')
-      const name = document.getElementById('zen-name')
-      const twilightInfo = document.getElementById('twilight-info')
-      if (name) name.innerHTML = 'Twilight'
-      if (twilightInfo) twilightInfo.classList.remove('hidden')
-    } else {
-      document.getElementById('windows-zip-download')?.classList.add('hidden')
-    }
-  }
+    document
+      .getElementById('macos-arm-download')
+      ?.addEventListener('click', () => {
+        downloadRelease('macos', 'arm')
+      })
 
-  getIfTwilight()
+    document
+      .getElementById('macos-intel-download')
+      ?.addEventListener('click', () => {
+        downloadRelease('macos', 'intel')
+      })
 
-  document.getElementById('next-button')?.addEventListener('click', () => {
-    goNextForm()
+    document
+      .getElementById('linux-tar-download')
+      ?.addEventListener('click', () => {
+        downloadRelease('linux', selectedArch as string, 'tar')
+      })
+
+    document
+      .getElementById('linux-appimage-download')
+      ?.addEventListener('click', () => {
+        downloadRelease('linux', selectedArch as string, 'appImage')
+      })
+
+    document
+      .getElementById('linux-flathub-download')
+      ?.addEventListener('click', () => {
+        window.open('https://flathub.org/apps/app.zen_browser.zen')
+      })
+
+    document
+      .getElementById('windows-installer-download')
+      ?.addEventListener('click', () => {
+        downloadRelease('windows', selectedArch as string, 'installer')
+      })
+
+    document
+      .getElementById('windows-zip-download')
+      ?.addEventListener('click', () => {
+        //downloadRelease("windows", selectedArch as string, "zip");
+      })
+
+    filloutDefaultOS()
   })
-
-  document.getElementById('back-button')?.addEventListener('click', () => {
-    goPreviousForm()
-  })
-
-  document
-    .getElementById('macos-arm-download')
-    ?.addEventListener('click', () => {
-      downloadRelease('macos', 'arm')
-    })
-
-  document
-    .getElementById('macos-intel-download')
-    ?.addEventListener('click', () => {
-      downloadRelease('macos', 'intel')
-    })
-
-  document
-    .getElementById('linux-tar-download')
-    ?.addEventListener('click', () => {
-      downloadRelease('linux', selectedArch as string, 'tar')
-    })
-
-  document
-    .getElementById('linux-appimage-download')
-    ?.addEventListener('click', () => {
-      downloadRelease('linux', selectedArch as string, 'appImage')
-    })
-
-  document
-    .getElementById('linux-flathub-download')
-    ?.addEventListener('click', () => {
-      window.open('https://flathub.org/apps/app.zen_browser.zen')
-    })
-
-  document
-    .getElementById('windows-installer-download')
-    ?.addEventListener('click', () => {
-      downloadRelease('windows', selectedArch as string, 'installer')
-    })
-
-  document
-    .getElementById('windows-zip-download')
-    ?.addEventListener('click', () => {
-      //downloadRelease("windows", selectedArch as string, "zip");
-    })
-
-  filloutDefaultOS()
 </script>
 <style is:global>
   @keyframes fadeIn {