diff --git a/src/App.js b/src/App.js
index b387ff4..e8d2f4b 100644
--- a/src/App.js
+++ b/src/App.js
@@ -23,7 +23,9 @@ const App = () => (
         <ContentProvider>
             <>
                 <Navbar />
-                <PageRoutes />
+                <main className="app-content">
+                    <PageRoutes />
+                </main>
                 <Footer />
             </>
         </ContentProvider>
diff --git a/src/components/Navbar.css b/src/components/Navbar.css
index 306b196..ec2ff01 100644
--- a/src/components/Navbar.css
+++ b/src/components/Navbar.css
@@ -1,10 +1,10 @@
 .navbar {
-    display: grid;
-    grid-template-columns: 1fr auto 1fr;
-    column-gap: 24px;
+    position: relative;
+    display: flex;
     align-items: center;
+    justify-content: space-between;
     background-color: var(--color-bg-nav);
-    padding: 10px 20px;
+    padding: 0 20px;
     height: var(--nav-height);
     box-sizing: border-box;
 }
@@ -13,6 +13,7 @@
     display: flex;
     align-items: center;
     gap: 20px;
+    z-index: 1;
 }
 
 .navbar-left .logo {
@@ -23,7 +24,6 @@
 
 .navbar-links {
     display: flex;
-    flex-direction: row;
     gap: 20px;
 }
 
@@ -42,8 +42,13 @@
     opacity: 1;
 }
 
+/* Absolutely positioned so it's always centered relative to the full navbar width */
 .navbar-center {
+    position: absolute;
+    left: 50%;
+    transform: translateX(-50%);
     text-align: center;
+    pointer-events: none;
 }
 
 .navbar-center h1 {
@@ -55,23 +60,107 @@
     text-transform: uppercase;
     margin: 0;
     white-space: nowrap;
+    pointer-events: auto;
 }
 
 .navbar-right {
     display: flex;
     align-items: center;
-    justify-content: flex-end;
     gap: 16px;
+    z-index: 1;
 }
 
-.navbar-right .icon {
+.navbar-social {
+    display: none;
+}
+
+.icon {
     height: 28px;
     width: 28px;
     opacity: 0.75;
     transition: opacity var(--transition-fast), transform var(--transition-fast);
 }
 
-.navbar-right .icon:hover {
+.icon:hover {
     opacity: 1;
     transform: scale(1.1);
 }
+
+.navbar-hamburger {
+    display: flex;
+    flex-direction: column;
+    gap: 5px;
+    background: none;
+    border: none;
+    cursor: pointer;
+    padding: 4px;
+}
+
+.navbar-hamburger span {
+    display: block;
+    width: 22px;
+    height: 2px;
+    background-color: var(--color-text-nav);
+    border-radius: 2px;
+    transition: transform 0.2s ease, opacity 0.2s ease;
+}
+
+.navbar-hamburger.open span:nth-child(1) {
+    transform: translateY(7px) rotate(45deg);
+}
+
+.navbar-hamburger.open span:nth-child(2) {
+    opacity: 0;
+}
+
+.navbar-hamburger.open span:nth-child(3) {
+    transform: translateY(-7px) rotate(-45deg);
+}
+
+/* Mobile dropdown menu */
+.navbar-mobile-menu {
+    position: absolute;
+    top: 100%;
+    left: 0;
+    right: 0;
+    background-color: var(--color-bg-nav);
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    padding: 16px 20px 20px;
+    gap: 16px;
+    z-index: 100;
+    border-top: 1px solid rgba(255, 255, 255, 0.08);
+}
+
+.navbar-mobile-menu a {
+    color: var(--color-text-nav);
+    text-decoration: none;
+    font-family: var(--font-heading);
+    font-size: var(--font-size-base);
+    letter-spacing: 0.05em;
+    text-transform: uppercase;
+    opacity: 0.75;
+    transition: opacity var(--transition-fast);
+}
+
+.navbar-mobile-menu a:hover {
+    opacity: 1;
+}
+
+.mobile-menu-icons {
+    display: flex;
+    justify-content: center;
+    gap: 20px;
+    padding-top: 4px;
+}
+
+.mobile-menu-icons .icon {
+    height: 22px;
+    width: 22px;
+}
+
+/* Nav links are always in the dropdown, never inline */
+.navbar-links {
+    display: none;
+}
diff --git a/src/components/Navbar.js b/src/components/Navbar.js
index 97c99ed..6ee00c9 100644
--- a/src/components/Navbar.js
+++ b/src/components/Navbar.js
@@ -1,4 +1,4 @@
-import React, { useEffect, useState } from 'react';
+import { useEffect, useState } from 'react';
 import { Link } from 'react-router-dom';
 import { useSiteConfig } from '../framework/ContentProvider';
 import './Navbar.css';
@@ -18,6 +18,7 @@ const darkModeQuery = window.matchMedia('(prefers-color-scheme: dark)');
 const Navbar = () => {
     const { siteTitle, nav, social } = useSiteConfig();
     const [isDarkMode, setIsDarkMode] = useState(darkModeQuery.matches);
+    const [menuOpen, setMenuOpen] = useState(false);
 
     useEffect(() => {
         const handler = (e) => setIsDarkMode(e.matches);
@@ -25,6 +26,22 @@ const Navbar = () => {
         return () => darkModeQuery.removeEventListener('change', handler);
     }, []);
 
+    useEffect(() => {
+        const handleResize = () => { if (window.innerWidth > 640) setMenuOpen(false); };
+        window.addEventListener('resize', handleResize);
+        return () => window.removeEventListener('resize', handleResize);
+    }, []);
+
+    const SocialIcons = () => social.map(({ label, url, icon }) => {
+        const icons = ICON_MAP[icon];
+        const src = icons ? (isDarkMode ? icons.dark : icons.light) : null;
+        return (
+            <a key={icon} href={url} target="_blank" rel="noopener noreferrer">
+                {src && <img src={src} alt={label} className="icon" title={label} />}
+            </a>
+        );
+    });
+
     return (
         <nav className="navbar">
             <div className="navbar-left">
@@ -37,20 +54,35 @@ const Navbar = () => {
                     ))}
                 </div>
             </div>
+
             <div className="navbar-center">
                 <h1>{siteTitle}</h1>
             </div>
+
             <div className="navbar-right">
-                {social.map(({ label, url, icon }) => {
-                    const icons = ICON_MAP[icon];
-                    const src = icons ? (isDarkMode ? icons.dark : icons.light) : null;
-                    return (
-                        <a key={icon} href={url} target="_blank" rel="noopener noreferrer">
-                            {src && <img src={src} alt={label} className="icon" title={label} />}
-                        </a>
-                    );
-                })}
+                <div className="navbar-social">
+                    <SocialIcons />
+                </div>
+                <button
+                    className={`navbar-hamburger${menuOpen ? ' open' : ''}`}
+                    onClick={() => setMenuOpen(o => !o)}
+                    aria-label="Toggle menu"
+                    aria-expanded={menuOpen}
+                >
+                    <span /><span /><span />
+                </button>
             </div>
+
+            {menuOpen && (
+                <div className="navbar-mobile-menu">
+                    {nav.map(({ label, path }) => (
+                        <Link key={path} to={path} onClick={() => setMenuOpen(false)}>{label}</Link>
+                    ))}
+                    <div className="mobile-menu-icons">
+                        <SocialIcons />
+                    </div>
+                </div>
+            )}
         </nav>
     );
 };
diff --git a/src/index.css b/src/index.css
index ec2585e..22fcca1 100644
--- a/src/index.css
+++ b/src/index.css
@@ -7,6 +7,19 @@ body {
   -moz-osx-font-smoothing: grayscale;
 }
 
+#root {
+  display: flex;
+  flex-direction: column;
+  min-height: 100vh;
+}
+
+.app-content {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  background-color: var(--color-bg);
+}
+
 code {
   font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
     monospace;
diff --git a/src/templates/CollectionTemplate.css b/src/templates/CollectionTemplate.css
index a21ec16..bec7de5 100644
--- a/src/templates/CollectionTemplate.css
+++ b/src/templates/CollectionTemplate.css
@@ -1,6 +1,5 @@
 .gallery {
-    display: grid;
-    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
+    width: 100%;
     margin: 0 auto;
     background-color: var(--color-bg);
 }