diff --git a/app/globals.css b/app/globals.css
index 089abbf..d740fcc 100644
--- a/app/globals.css
+++ b/app/globals.css
@@ -1,19 +1,19 @@
 @import "tailwindcss";
 
-@theme inline {
-  --color-background: #0a0a14;
-  --color-surface: #12121f;
-  --color-surface-light: #1e1e30;
-  --color-foreground: #ffffff;
-  --color-foreground-muted: #a0a0b8;
-  --color-primary: #3b82f6;
-  --color-primary-hover: #2563eb;
-  --color-accent: #8b5cf6;
-  --color-border: #2a2a40;
-  --color-border-hover: #3b3b55;
-  --radius-sm: 0.375rem;
-  --radius-md: 0.5rem;
-  --radius-lg: 0.75rem;
+:root {
+  --bg-base: #09090b;
+  --bg-surface: #18181b;
+  --bg-elevated: #27272a;
+  --text-primary: #fafafa;
+  --text-secondary: #a1a1aa;
+  --text-muted: #71717a;
+  --border-default: #3f3f46;
+  --border-subtle: #27272a;
+  --accent-blue: #3b82f6;
+  --accent-blue-hover: #2563eb;
+  --accent-blue-active: #1d4ed8;
+  --accent-violet: #8b5cf6;
+  --focus-ring: #60a5fa;
 }
 
 * {
@@ -23,60 +23,220 @@
 }
 
 html {
-  background-color: var(--color-background);
+  background-color: var(--bg-base);
   color-scheme: dark;
+  scroll-behavior: smooth;
 }
 
 body {
-  color: var(--color-foreground);
-  background-color: var(--color-background);
+  color: var(--text-primary);
+  background-color: var(--bg-base);
   font-family:
     system-ui,
     -apple-system,
     BlinkMacSystemFont,
     "Segoe UI",
     Roboto,
+    "Helvetica Neue",
     sans-serif;
   line-height: 1.6;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
 }
 
-/* Typography */
-h1,
-h2,
-h3,
-h4,
-h5,
-h6 {
-  color: var(--color-foreground);
+/* ========================================
+   TYPOGRAPHY HIERARCHY
+   ======================================== */
+
+h1 {
+  font-size: 2rem;
   font-weight: 700;
+  letter-spacing: -0.025em;
   line-height: 1.2;
+  color: var(--text-primary);
 }
 
-h1 {
-  font-size: 2.5rem;
-  font-weight: 800;
-  letter-spacing: -0.025em;
+@media (min-width: 640px) {
+  h1 {
+    font-size: 2.5rem;
+  }
 }
 
 h2 {
   font-size: 1.25rem;
   font-weight: 600;
+  letter-spacing: -0.01em;
+  line-height: 1.3;
+  color: var(--text-primary);
+}
+
+h3 {
+  font-size: 1.125rem;
+  font-weight: 600;
+  line-height: 1.4;
+  color: var(--text-primary);
 }
 
 p {
-  color: var(--color-foreground-muted);
-  line-height: 1.6;
+  color: var(--text-secondary);
+  line-height: 1.65;
 }
 
-/* Transitions */
-button,
-a {
-  transition: all 0.2s ease-in-out;
+/* ========================================
+   FOCUS & ACCESSIBILITY
+   ======================================== */
+
+:focus-visible {
+  outline: 2px solid var(--focus-ring);
+  outline-offset: 2px;
 }
 
-/* Focus styles for accessibility */
 button:focus-visible,
-a:focus-visible {
-  outline: 2px solid var(--color-primary);
+a:focus-visible,
+input:focus-visible,
+select:focus-visible,
+textarea:focus-visible {
+  outline: 2px solid var(--focus-ring);
   outline-offset: 2px;
 }
+
+/* ========================================
+   INTERACTIVE ELEMENTS
+   ======================================== */
+
+button,
+a,
+input,
+select,
+textarea {
+  transition: all 0.15s ease-in-out;
+}
+
+/* Primary Button Base */
+.btn-primary {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  padding: 0.625rem 1rem;
+  font-size: 0.875rem;
+  font-weight: 600;
+  color: white;
+  background-color: var(--accent-blue);
+  border: none;
+  border-radius: 0.5rem;
+  cursor: pointer;
+  transition: all 0.15s ease-in-out;
+}
+
+.btn-primary:hover {
+  background-color: var(--accent-blue-hover);
+  transform: translateY(-1px);
+  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
+}
+
+.btn-primary:active {
+  background-color: var(--accent-blue-active);
+  transform: translateY(0);
+  box-shadow: none;
+}
+
+.btn-primary:focus-visible {
+  outline: 2px solid var(--focus-ring);
+  outline-offset: 2px;
+}
+
+/* ========================================
+   CARD / PANEL STYLING
+   ======================================== */
+
+.card {
+  background-color: var(--bg-surface);
+  border: 1px solid var(--border-subtle);
+  border-radius: 0.75rem;
+  overflow: hidden;
+  transition: all 0.2s ease-in-out;
+}
+
+.card:hover {
+  border-color: var(--border-default);
+  box-shadow:
+    0 8px 24px rgba(0, 0, 0, 0.4),
+    0 0 0 1px rgba(255, 255, 255, 0.05);
+  transform: translateY(-2px);
+}
+
+/* ========================================
+   HEADER / NAVIGATION
+   ======================================== */
+
+.site-header {
+  background-color: rgba(24, 24, 27, 0.85);
+  backdrop-filter: blur(12px);
+  -webkit-backdrop-filter: blur(12px);
+  border-bottom: 1px solid var(--border-subtle);
+  position: sticky;
+  top: 0;
+  z-index: 50;
+}
+
+/* ========================================
+   BADGE / TAG STYLING
+   ======================================== */
+
+.badge {
+  display: inline-flex;
+  align-items: center;
+  padding: 0.25rem 0.625rem;
+  font-size: 0.75rem;
+  font-weight: 600;
+  letter-spacing: 0.01em;
+  border-radius: 0.375rem;
+  background-color: var(--accent-violet);
+  color: white;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
+}
+
+/* ========================================
+   SKIP LINK (Accessibility)
+   ======================================== */
+
+.skip-link {
+  position: absolute;
+  top: -100%;
+  left: 1rem;
+  z-index: 100;
+  padding: 0.75rem 1rem;
+  font-weight: 600;
+  color: white;
+  background-color: var(--accent-blue);
+  border-radius: 0.5rem;
+  text-decoration: none;
+}
+
+.skip-link:focus {
+  top: 1rem;
+}
+
+/* ========================================
+   UTILITY CLASSES
+   ======================================== */
+
+.text-muted {
+  color: var(--text-secondary);
+}
+
+.text-subtle {
+  color: var(--text-muted);
+}
+
+.bg-base {
+  background-color: var(--bg-base);
+}
+
+.bg-surface {
+  background-color: var(--bg-surface);
+}
+
+.bg-elevated {
+  background-color: var(--bg-elevated);
+}
diff --git a/app/layout.tsx b/app/layout.tsx
index b2dda05..d628f0d 100644
--- a/app/layout.tsx
+++ b/app/layout.tsx
@@ -1,9 +1,15 @@
-import type { Metadata } from "next";
+import type { Metadata, Viewport } from "next";
 import "./globals.css";
 
 export const metadata: Metadata = {
-  title: "Games",
-  description: "A collection of games",
+  title: "Game Collection",
+  description: "Discover our selection of fun and challenging games to play",
+};
+
+export const viewport: Viewport = {
+  themeColor: "#09090b",
+  width: "device-width",
+  initialScale: 1,
 };
 
 export default function RootLayout({
@@ -12,10 +18,8 @@ export default function RootLayout({
   children: React.ReactNode;
 }) {
   return (
-    <html lang="en" className="bg-background">
-      <body className="antialiased bg-background text-foreground">
-        {children}
-      </body>
+    <html lang="en">
+      <body className="antialiased">{children}</body>
     </html>
   );
 }
diff --git a/app/page.tsx b/app/page.tsx
index fadf4f5..9420343 100644
--- a/app/page.tsx
+++ b/app/page.tsx
@@ -48,35 +48,36 @@ const games = [
 export default function Home() {
   return (
     <>
-      <a
-        href="#game-list"
-        className="sr-only focus:not-sr-only focus:absolute focus:top-4 focus:left-4 focus:z-50 focus:rounded-lg focus:bg-primary focus:px-4 focus:py-2 focus:text-white focus:font-semibold"
-      >
+      <a href="#game-list" className="skip-link">
         Skip to game list
       </a>
 
-      <header className="sticky top-0 z-40 bg-surface/95 backdrop-blur-sm border-b border-border">
-        <div className="max-w-6xl mx-auto px-4 sm:px-6 lg:px-8 py-6">
-          <h1 className="text-3xl sm:text-4xl font-extrabold text-white tracking-tight">
-            Game Collection
-          </h1>
-          <p className="text-foreground-muted mt-2 text-base">
-            Discover our selection of fun and challenging games
+      <header className="site-header">
+        <div className="max-w-6xl mx-auto px-6 py-8">
+          <h1 className="text-balance">Game Collection</h1>
+          <p className="mt-3 text-base text-muted max-w-xl">
+            Discover our selection of fun and challenging games to play
           </p>
         </div>
       </header>
 
-      <main id="main-content" className="min-h-screen bg-background">
-        <div className="max-w-6xl mx-auto px-4 sm:px-6 lg:px-8 py-12">
+      <main id="main-content" className="bg-base min-h-screen">
+        <div className="max-w-6xl mx-auto px-6 py-10">
           <section aria-labelledby="games-heading">
-            <h2 id="games-heading" className="sr-only">
-              Available Games
-            </h2>
+            <div className="flex items-center justify-between mb-8">
+              <h2 id="games-heading" className="text-xl font-semibold">
+                All Games
+              </h2>
+              <span className="text-sm text-subtle">
+                {games.length} games available
+              </span>
+            </div>
 
             <ul
               id="game-list"
-              className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-6 list-none p-0 m-0"
+              className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-6"
               aria-label="Available games"
+              style={{ listStyle: "none", padding: 0, margin: 0 }}
             >
               {games.map((game) => (
                 <li key={game.id}>
@@ -87,6 +88,17 @@ export default function Home() {
           </section>
         </div>
       </main>
+
+      <footer
+        className="bg-surface border-t"
+        style={{ borderColor: "var(--border-subtle)" }}
+      >
+        <div className="max-w-6xl mx-auto px-6 py-6">
+          <p className="text-sm text-subtle text-center">
+            Game Collection - Built with Next.js
+          </p>
+        </div>
+      </footer>
     </>
   );
 }
diff --git a/components/GameCard.tsx b/components/GameCard.tsx
index dcbd683..791aa32 100644
--- a/components/GameCard.tsx
+++ b/components/GameCard.tsx
@@ -13,11 +13,14 @@ interface GameCardProps {
 export default function GameCard({ game }: GameCardProps) {
   return (
     <article
-      className="group flex flex-col h-full rounded-xl overflow-hidden bg-surface border border-border hover:border-border-hover transition-all duration-200 hover:shadow-lg hover:shadow-black/20"
+      className="card group flex flex-col h-full"
       aria-label={`${game.title} — ${game.category} game`}
     >
-      {/* Image */}
-      <div className="relative h-48 overflow-hidden bg-surface-light">
+      {/* Image Container */}
+      <div
+        className="relative h-44 overflow-hidden"
+        style={{ backgroundColor: "var(--bg-elevated)" }}
+      >
         <img
           src={game.image}
           alt={`Preview image for ${game.title}`}
@@ -26,26 +29,35 @@ export default function GameCard({ game }: GameCardProps) {
 
         {/* Category badge */}
         <div className="absolute top-3 left-3" aria-hidden="true">
-          <span className="inline-flex items-center px-2.5 py-1 rounded-md text-xs font-semibold bg-accent text-white shadow-sm">
-            {game.category}
-          </span>
+          <span className="badge">{game.category}</span>
         </div>
       </div>
 
       {/* Content */}
-      <div className="flex flex-col flex-1 p-5">
-        <h2 className="text-lg font-semibold text-white mb-2">{game.title}</h2>
+      <div
+        className="flex flex-col flex-1 p-5"
+        style={{ borderTop: "1px solid var(--border-subtle)" }}
+      >
+        <h2
+          className="text-lg font-semibold mb-2"
+          style={{ color: "var(--text-primary)" }}
+        >
+          {game.title}
+        </h2>
 
         <p className="sr-only">Category: {game.category}</p>
 
-        <p className="text-sm text-foreground-muted mb-5 leading-relaxed flex-1">
+        <p
+          className="text-sm leading-relaxed flex-1 mb-5"
+          style={{ color: "var(--text-secondary)" }}
+        >
           {game.description}
         </p>
 
         <div className="mt-auto">
           <button
             type="button"
-            className="w-full bg-primary hover:bg-primary-hover text-white font-semibold py-2.5 px-4 rounded-lg transition-colors duration-200 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary focus-visible:ring-offset-2 focus-visible:ring-offset-surface active:scale-[0.98]"
+            className="btn-primary w-full"
             aria-label={`Play ${game.title}`}
           >
             Play Now