From c53c1dc169c720809bfa7072306b2141abc12491 Mon Sep 17 00:00:00 2001
From: Sarthak Agrawal <sarthakagrawal927@gmail.com>
Date: Wed, 5 Aug 2026 00:31:26 +0530
Subject: [PATCH] fix: improve mobile landing performance

---
 landing-astro/src/layouts/Layout.astro | 17 ++++-------------
 landing-astro/src/styles/global.css    |  8 ++++++++
 2 files changed, 12 insertions(+), 13 deletions(-)

diff --git a/landing-astro/src/layouts/Layout.astro b/landing-astro/src/layouts/Layout.astro
index a097ee8..1d0b626 100644
--- a/landing-astro/src/layouts/Layout.astro
+++ b/landing-astro/src/layouts/Layout.astro
@@ -1,11 +1,4 @@
 ---
-// Self-hosted Geist variable font. Astro inlines the @font-face into
-// the page's CSS via Lightning CSS (build.inlineStylesheets: 'always'),
-// so we drop the external fonts.googleapis.com round-trip from the
-// LCP path. Family registers as 'Geist Variable' — mapped onto the
-// existing --font-geist-sans CSS var below so global.css needs no
-// changes. Geist Mono is not used on the landing surface; skipped.
-import '@fontsource-variable/geist';
 import '@/styles/global.css';
 
 interface Props {
@@ -77,14 +70,12 @@ const jsonLd = {
     <meta name="twitter:site" content="@sarthakcodes" />
     <meta name="twitter:creator" content="@sarthakcodes" />
 
-    {/* Mirror the CSS vars Next.js's next/font set up, so `font-sans`
-       (which resolves to var(--font-sans) → var(--font-geist-sans))
-       keeps working unchanged. Fontsource Variable registers Geist as
-       'Geist Variable'; plain 'Geist' stays in the fallback chain. */}
+    {/* Use the native UI stack on the static landing page. This avoids a
+       late font swap moving and delaying the hero on constrained devices. */}
     <style is:inline>
       :root {
-        --font-geist-sans: 'Geist Variable', 'Geist', system-ui, -apple-system, sans-serif;
-        --font-geist-mono: 'Geist Mono', ui-monospace, monospace;
+        --font-geist-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
+        --font-geist-mono: ui-monospace, 'SFMono-Regular', Menlo, monospace;
       }
       html.dark { color-scheme: dark; }
       body { margin: 0; }
diff --git a/landing-astro/src/styles/global.css b/landing-astro/src/styles/global.css
index bd76a64..f11bc15 100644
--- a/landing-astro/src/styles/global.css
+++ b/landing-astro/src/styles/global.css
@@ -61,6 +61,14 @@ body {
   -webkit-font-smoothing: antialiased;
 }
 
+/* Keep the initial mobile render focused on the hero. Sections become fully
+   rendered as they approach the viewport, while their reserved size keeps
+   anchor navigation and the document scrollbar stable. */
+.landing-page main > section:not(:first-child) {
+  content-visibility: auto;
+  contain-intrinsic-size: auto 800px;
+}
+
 :where(a, button, summary, [tabindex]):focus-visible {
   outline: 2px solid var(--ring);
   outline-offset: 3px;