diff --git a/astro.config.mjs b/astro.config.mjs
index 49440e2..4dd28b1 100644
--- a/astro.config.mjs
+++ b/astro.config.mjs
@@ -1,5 +1,5 @@
 // @ts-check
-import { defineConfig } from 'astro/config';
+import { defineConfig, fontProviders } from 'astro/config';
 
 import react from '@astrojs/react';
 import mdx from '@astrojs/mdx';
@@ -42,10 +42,27 @@ export default defineConfig({
   integrations: [react(), mdx(), sitemap()],
 
   adapter: vercel({
-    webAnalytics: { enabled: true },
+    webAnalytics: { enabled: false },
   }),
 
   vite: {
     plugins: [tailwindcss()],
   },
+
+  fonts: [
+    {
+      provider: fontProviders.local(),
+      name: "iA Writer Duo S",
+      cssVariable: "--font-iawriter",
+      options: {
+        variants: [
+          {
+            src: ['./src/assets/iAWriterDuoS-Regular.woff2'],
+            weight: 'normal',
+            style: 'normal'
+          }
+        ]
+      }
+    }
+  ]
 });
diff --git a/src/assets/iAWriterDuoS-Regular.woff2 b/src/assets/iAWriterDuoS-Regular.woff2
new file mode 100644
index 0000000..c04f667
Binary files /dev/null and b/src/assets/iAWriterDuoS-Regular.woff2 differ
diff --git a/src/components/PostCard.astro b/src/components/PostCard.astro
index a0ed8cb..0cd0e9a 100644
--- a/src/components/PostCard.astro
+++ b/src/components/PostCard.astro
@@ -13,7 +13,7 @@ const href = getLocalizedPath(`/posts/${slugOf(post)}`, lang);
 const tagsHref = (tag: string) => getLocalizedPath(`/tags/${tag}`, lang);
 ---
 
-<article class="group border-b border-border py-6 first:pt-0 last:border-b-0 font-mono">
+<article class="group border-b border-border py-6 first:pt-0 last:border-b-0 font-prose">
   <a href={href} class="block">
     <time datetime={post.data.pubDate.toISOString()} class="text-xs font-medium uppercase tracking-wide text-text-muted">
       {formatDate(post.data.pubDate, lang)}
diff --git a/src/layouts/BaseLayout.astro b/src/layouts/BaseLayout.astro
index 713e050..01ae1b1 100644
--- a/src/layouts/BaseLayout.astro
+++ b/src/layouts/BaseLayout.astro
@@ -1,5 +1,6 @@
 ---
 import { existsSync } from 'node:fs';
+import { Font } from 'astro:assets';
 import '../styles/global.css';
 import Header from '../components/Header.astro';
 import Footer from '../components/Footer.astro';
@@ -56,12 +57,8 @@ const canonicalURL = new URL(Astro.url.pathname, Astro.site);
     <meta name="twitter:description" content={description} />
     <meta name="twitter:image" content={new URL(image, Astro.site)} />
 
-    <link rel="preconnect" href="https://fonts.googleapis.com" />
-    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
-    <link
-      href="https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,400..700;1,400..700&family=JetBrains+Mono:wght@400;500;600&display=swap"
-      rel="stylesheet"
-    />
+    <Font cssVariable="--font-iawriter" preload />
+
 
     <script
       is:inline
diff --git a/src/layouts/PostLayout.astro b/src/layouts/PostLayout.astro
index 9768dd2..3f3750a 100644
--- a/src/layouts/PostLayout.astro
+++ b/src/layouts/PostLayout.astro
@@ -15,7 +15,7 @@ const postsHref = getLocalizedPath('/posts', lang);
 const tagsHref = (tag: string) => getLocalizedPath(`/tags/${tag}`, lang);
 ---
 
-<article class="mx-10 my-10 font-mono">
+<article class="mx-10 my-10 font-prose">
   <a href={postsHref} class="underline inline-flex items-center gap-1.5 text-sm font-medium text-text-muted hover:text-primary">
     <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="size-4">
       <path d="M15 18l-6-6 6-6"></path>
@@ -35,7 +35,7 @@ const tagsHref = (tag: string) => getLocalizedPath(`/tags/${tag}`, lang);
         </>
       )}
     </div>
-    <h1 class="mt-3 text-3xl font-bold tracking-tight text-text sm:text-4xl">{post.data.title}</h1>
+    <h1 class="mt-3 text-3xl leading-11 font-bold tracking-tight text-text sm:text-4xl">{post.data.title}</h1>
     <p class="mt-3 text-lg text-text-muted">{post.data.description}</p>
     {post.data.tags.length > 0 && (
       <div class="mt-4 flex flex-wrap gap-2">
diff --git a/src/styles/global.css b/src/styles/global.css
index 04bc88d..82d7e15 100644
--- a/src/styles/global.css
+++ b/src/styles/global.css
@@ -6,7 +6,8 @@
 
 @theme inline {
   --font-sans: "Inter", ui-sans-serif, system-ui, sans-serif;
-  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
+  --font-prose: var(--font-iawriter), ui-monospace, SFMono-Regular, Menlo, monospace;
+  --font-mono: var(--font-iawriter), ui-monospace, SFMono-Regular, Menlo, monospace;
 
   --color-bg: var(--bg);
   --color-surface: var(--surface);