diff --git a/frontend/src/pages/LandingPage.tsx b/frontend/src/pages/LandingPage.tsx
index baede37..bb1c460 100644
--- a/frontend/src/pages/LandingPage.tsx
+++ b/frontend/src/pages/LandingPage.tsx
@@ -35,7 +35,7 @@ const steps = [
 
 export default function LandingPage() {
   return (
-    <div className="min-h-screen bg-[#050e18] text-slate-200 relative">
+    <div className="min-h-screen bg-[#050e18] text-slate-200 relative overflow-x-clip">
       {/* ── CSS ─────────────────────────────────────────────── */}
       <style>{`
         @import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,500;1,600&display=swap');
@@ -129,10 +129,48 @@ export default function LandingPage() {
             transparent 12px
           );
         }
+
+        /* Mobile composition */
+        @media (max-width: 419px) {
+          .landing-actions {
+            flex-direction: column;
+          }
+          .landing-actions > a {
+            width: 100%;
+            justify-content: center;
+          }
+        }
+
+        @media (max-width: 379px) {
+          .nav-sign-in { display: none; }
+
+          .landing-tool-card {
+            display: grid;
+            grid-template-columns: auto minmax(0, 1fr);
+            column-gap: 1rem;
+            align-items: center;
+          }
+          .landing-tool-card .tool-icon {
+            margin-bottom: 0;
+          }
+        }
+
+        @media (prefers-reduced-motion: reduce) {
+          .anim-reveal,
+          .anim-fade,
+          .prism::before,
+          .prism::after {
+            animation: none !important;
+          }
+          .tool-card,
+          .landing-actions > a {
+            transition-duration: .01ms !important;
+          }
+        }
       `}</style>
 
       {/* ── Ambient glow ───────────────────────────────────── */}
-      <div className="fixed inset-0 pointer-events-none overflow-hidden" aria-hidden>
+      <div className="absolute inset-0 pointer-events-none overflow-hidden" aria-hidden>
         <div className="absolute -top-[30%] left-1/2 -translate-x-1/2 w-[900px] h-[900px] rounded-full"
           style={{ background: 'radial-gradient(circle, rgba(45,98,255,.1) 0%, transparent 65%)' }} />
         <div className="absolute top-[55%] -right-[10%] w-[500px] h-[500px] rounded-full"
@@ -142,25 +180,25 @@ export default function LandingPage() {
       {/* ── Nav ────────────────────────────────────────────── */}
       <nav className="sticky top-0 z-50 backdrop-blur-xl border-b border-white/[.04]"
         style={{ background: 'rgba(5,14,24,.75)' }}>
-        <div className="max-w-6xl mx-auto flex items-center justify-between px-6 h-16">
-          <Link to="/" className="flex items-center gap-2.5 group">
-            <div className="w-8 h-8 rounded-lg bg-gradient-to-br from-brand-500 to-blue-400 flex items-center justify-center
+        <div className="max-w-6xl mx-auto flex items-center justify-between gap-3 px-4 sm:px-6 h-16">
+          <Link to="/" className="flex min-w-0 items-center gap-2 sm:gap-2.5 group">
+            <div className="w-7 h-7 sm:w-8 sm:h-8 shrink-0 rounded-lg bg-gradient-to-br from-brand-500 to-blue-400 flex items-center justify-center
                             shadow-lg shadow-brand-500/20 group-hover:shadow-brand-500/40 transition-shadow">
               <Gem size={14} className="text-white" />
             </div>
-            <span className="font-display text-lg font-semibold tracking-tight text-white">
+            <span className="font-display text-base sm:text-lg font-semibold tracking-tight text-white whitespace-nowrap">
               Crystal<span className="text-blue-400">PDF</span>
             </span>
           </Link>
-          <div className="flex items-center gap-2">
+          <div className="flex shrink-0 items-center gap-1 sm:gap-2">
             <Link to="/login"
-              className="text-sm text-slate-400 hover:text-white px-4 py-2 transition-colors">
+              className="nav-sign-in text-sm text-slate-400 hover:text-white px-2 sm:px-4 py-2 transition-colors whitespace-nowrap">
               Sign in
             </Link>
             <Link to="/register"
               className="text-sm font-medium text-blue-300 bg-brand-500/15 hover:bg-brand-500/25
                          border border-brand-500/25 hover:border-brand-500/40
-                         px-4 py-2 rounded-lg transition-all">
+                         px-3 sm:px-4 py-2 rounded-lg transition-all whitespace-nowrap">
               Get started
             </Link>
           </div>
@@ -168,24 +206,24 @@ export default function LandingPage() {
       </nav>
 
       {/* ── Hero ───────────────────────────────────────────── */}
-      <section className="relative z-10 max-w-6xl mx-auto px-6
-                          pt-20 pb-24 md:pt-32 md:pb-36
+      <section className="relative z-10 max-w-6xl mx-auto px-4 sm:px-6
+                          pt-14 pb-20 sm:pt-20 sm:pb-24 md:pt-32 md:pb-36
                           grid md:grid-cols-[1fr,auto] items-center gap-12">
         {/* Text column */}
-        <div className="max-w-2xl">
+        <div className="max-w-2xl min-w-0">
           <h1 className="font-display font-semibold tracking-tight leading-[1.1]
-                         text-[clamp(2.2rem,5.5vw,4.8rem)] text-white anim-reveal">
+                         text-[clamp(2.35rem,11vw,4.8rem)] text-white anim-reveal">
             Every<br className="hidden sm:block" /> PDF tool<br className="hidden sm:block" /> you'll ever{' '}
             <em className="not-italic text-blue-400">need.</em>
           </h1>
 
-          <p className="mt-7 text-[clamp(1rem,1.8vw,1.2rem)] leading-relaxed
+          <p className="mt-6 sm:mt-7 text-[clamp(1rem,1.8vw,1.2rem)] leading-relaxed
                         text-slate-400 max-w-md anim-reveal anim-d2">
             Merge, split, compress, protect, convert, and annotate&nbsp;&mdash;
             from one elegant workspace. No subscriptions, no upload limits.
           </p>
 
-          <div className="mt-10 flex flex-wrap gap-3 anim-reveal anim-d3">
+          <div className="landing-actions mt-8 sm:mt-10 flex flex-wrap gap-3 anim-reveal anim-d3">
             <Link to="/register"
               className="inline-flex items-center gap-2 px-6 py-3.5 rounded-xl text-[15px] font-medium
                          text-white bg-gradient-to-b from-brand-500 to-brand-600
@@ -216,9 +254,9 @@ export default function LandingPage() {
 
       {/* ── Tools grid ─────────────────────────────────────── */}
       <section className="relative z-10 dot-grid">
-        <div className="max-w-6xl mx-auto px-6 py-24 md:py-32">
+        <div className="max-w-6xl mx-auto px-4 sm:px-6 py-20 sm:py-24 md:py-32">
           {/* Section header */}
-          <div className="max-w-lg mb-14">
+          <div className="max-w-lg mb-10 sm:mb-14">
             <p className="text-xs font-medium tracking-[.15em] uppercase text-brand-400 mb-4">
               Toolkit
             </p>
@@ -232,21 +270,23 @@ export default function LandingPage() {
           </div>
 
           {/* Grid */}
-          <div className="grid grid-cols-2 sm:grid-cols-4 gap-3">
+          <div className="grid grid-cols-1 min-[380px]:grid-cols-2 sm:grid-cols-4 gap-3">
             {tools.map((t) => (
-              <div key={t.name} className="tool-card rounded-2xl p-5 cursor-default group">
-                <div className="w-10 h-10 rounded-xl bg-blue-400/[.08] border border-blue-400/[.12]
-                                flex items-center justify-center mb-4
+              <div key={t.name} className="tool-card landing-tool-card rounded-2xl p-4 sm:p-5 cursor-default group">
+                <div className="tool-icon w-10 h-10 rounded-xl bg-blue-400/[.08] border border-blue-400/[.12]
+                                flex items-center justify-center mb-4 shrink-0
                                 group-hover:bg-blue-400/[.12] group-hover:border-blue-400/[.2]
                                 transition-colors">
                   <t.icon size={18} className="text-blue-400" strokeWidth={1.8} />
                 </div>
-                <p className="text-[15px] font-semibold text-white tracking-tight mb-1">
-                  {t.name}
-                </p>
-                <p className="text-[13px] text-slate-500 leading-snug">
-                  {t.desc}
-                </p>
+                <div className="min-w-0">
+                  <p className="text-[15px] font-semibold text-white tracking-tight mb-1">
+                    {t.name}
+                  </p>
+                  <p className="text-[13px] text-slate-500 leading-snug">
+                    {t.desc}
+                  </p>
+                </div>
               </div>
             ))}
           </div>
@@ -255,8 +295,8 @@ export default function LandingPage() {
 
       {/* ── How it works ───────────────────────────────────── */}
       <section className="relative z-10 border-t border-white/[.04]">
-        <div className="max-w-3xl mx-auto px-6 py-24 md:py-32">
-          <div className="text-center max-w-lg mx-auto mb-16">
+        <div className="max-w-3xl mx-auto px-4 sm:px-6 py-20 sm:py-24 md:py-32">
+          <div className="text-center max-w-lg mx-auto mb-12 sm:mb-16">
             <p className="text-xs font-medium tracking-[.15em] uppercase text-brand-400 mb-4">
               How it works
             </p>
@@ -309,7 +349,7 @@ export default function LandingPage() {
 
       {/* ── CTA ────────────────────────────────────────────── */}
       <section className="relative z-10 border-t border-white/[.04]">
-        <div className="max-w-6xl mx-auto px-6 py-28 md:py-36 text-center">
+        <div className="max-w-6xl mx-auto px-4 sm:px-6 py-20 sm:py-28 md:py-36 text-center">
           {/* Soft top glow */}
           <div className="absolute inset-x-0 top-0 h-64 pointer-events-none"
             style={{ background: 'radial-gradient(ellipse 50% 100% at 50% 0%, rgba(45,98,255,.06), transparent)' }} />
@@ -319,10 +359,10 @@ export default function LandingPage() {
           </p>
           <h2 className="font-display text-[clamp(2.4rem,5.5vw,4.5rem)] font-semibold
                          tracking-tight leading-[.95] text-white mb-10 relative">
-            Start working with<br />
+            Start working with<br className="hidden sm:block" />{' '}
             your PDFs today.
           </h2>
-          <div className="relative flex flex-wrap justify-center gap-3">
+          <div className="landing-actions relative flex flex-wrap justify-center gap-3 max-w-md mx-auto">
             <Link to="/register"
               className="inline-flex items-center gap-2 px-7 py-3.5 rounded-xl text-[15px] font-medium
                          text-white bg-gradient-to-b from-brand-500 to-brand-600
@@ -342,11 +382,11 @@ export default function LandingPage() {
 
       {/* ── Footer ─────────────────────────────────────────── */}
       <footer className="relative z-10 border-t border-white/[.04]">
-        <div className="max-w-6xl mx-auto px-6 py-8 flex items-center justify-between flex-wrap gap-4">
+        <div className="max-w-6xl mx-auto px-4 sm:px-6 py-6 sm:py-8 flex flex-col sm:flex-row sm:items-center sm:justify-between gap-3 sm:gap-4">
           <span className="font-display text-sm font-semibold text-slate-600">
             Crystal<span className="text-blue-400/50">PDF</span>
           </span>
-          <p className="text-xs text-slate-700">
+          <p className="text-xs text-slate-700 leading-relaxed max-w-sm sm:text-right">
             Secure, server-side processing. Your files never leave your account.
           </p>
         </div>