diff --git a/src/assets/scripts/app.js b/src/assets/scripts/app.js
deleted file mode 100644
index f8e00e0..0000000
--- a/src/assets/scripts/app.js
+++ /dev/null
@@ -1,34 +0,0 @@
-// © Manuel Matuzović: https://web.dev/website-navigation/
-
-const nav = document.querySelector('nav');
-const list = nav.querySelector('ul');
-const burgerClone = document.querySelector('#burger-template').content.cloneNode(true);
-const svg = nav.querySelector('svg');
-
-const button = burgerClone.querySelector('button');
-button.addEventListener('click', e => {
-  const isOpen = button.getAttribute('aria-expanded') === 'true';
-  button.setAttribute('aria-expanded', !isOpen);
-});
-
-// avoid DRY: disabling menu
-const disableMenu = () => {
-  button.setAttribute('aria-expanded', false);
-};
-
-//  close on escape
-nav.addEventListener('keyup', e => {
-  if (e.code === 'Escape') {
-    disableMenu();
-  }
-});
-
-// close if clicked outside of event target
-document.addEventListener('click', e => {
-  const isClickInsideElement = nav.contains(e.target);
-  if (!isClickInsideElement) {
-    disableMenu();
-  }
-});
-
-nav.insertBefore(burgerClone, list);
diff --git a/src/assets/scripts/masonry.js b/src/assets/scripts/masonry.js
new file mode 100644
index 0000000..5965d89
--- /dev/null
+++ b/src/assets/scripts/masonry.js
@@ -0,0 +1,44 @@
+// ----- masonry fallback if CSS masonry not supported, solution by Ana Tudor: https://codepen.io/thebabydino/pen/yLYppjK
+
+const supportMasonry = CSS.supports('grid-template-rows', 'masonry');
+
+if (!supportMasonry) {
+  let grids = [...document.querySelectorAll('.grid[data-rows="masonry"]')];
+
+  if (grids.length && getComputedStyle(grids[0]).gridTemplateRows !== 'masonry') {
+    grids = grids.map(grid => ({
+      _el: grid,
+      gap: parseFloat(getComputedStyle(grid).rowGap),
+      items: [...grid.childNodes]
+        .filter(c => c.nodeType === 1 && +getComputedStyle(c).gridColumnEnd !== -1)
+        .map(c => ({_el: c})),
+      ncol: 0
+    }));
+
+    function layout() {
+      grids.forEach(grid => {
+        let ncol = getComputedStyle(grid._el).gridTemplateColumns.split(' ').length;
+        if (grid.ncol !== ncol) {
+          grid.ncol = ncol;
+          grid.items.forEach(c => c._el.style.removeProperty('margin-block-start'));
+          if (grid.ncol > 1) {
+            grid.items.slice(ncol).forEach((c, i) => {
+              let prev_fin = grid.items[i]._el.getBoundingClientRect().bottom,
+                curr_ini = c._el.getBoundingClientRect().top;
+              c._el.style.marginTop = `${prev_fin + grid.gap - curr_ini}px`;
+            });
+          }
+        }
+      });
+    }
+
+    addEventListener(
+      'load',
+      e => {
+        layout();
+        addEventListener('resize', layout, false);
+      },
+      false
+    );
+  }
+}
diff --git a/src/assets/scripts/theme-toggle.js b/src/assets/scripts/theme-toggle.js
new file mode 100644
index 0000000..0d44b0f
--- /dev/null
+++ b/src/assets/scripts/theme-toggle.js
@@ -0,0 +1,63 @@
+const storageKey = 'theme-preference';
+
+// get labels from meta
+const lightLabel = '{{ meta.themeSwitch.light }}';
+const darkLabel = '{{ meta.themeSwitch.dark }}';
+
+const onClick = () => {
+  // flip current value
+  theme.value = theme.value === 'light' ? 'dark' : 'light';
+  document.querySelector('[theme-toggle]').querySelector('span').innerHTML =
+    theme.value === 'light' ? lightLabel : darkLabel;
+  setPreference();
+};
+
+const getColorPreference = () => {
+  if (localStorage.getItem(storageKey)) return localStorage.getItem(storageKey);
+  else
+    return window.matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'light';
+};
+
+const setPreference = () => {
+  localStorage.setItem(storageKey, theme.value);
+  reflectPreference();
+};
+
+const reflectPreference = () => {
+  document.firstElementChild.setAttribute('data-theme', theme.value);
+
+  // themeToggle.querySelector('span').innerHTML =
+  // 	theme.value === 'light' ? lightLabel : darkLabel;
+};
+
+const theme = {
+  value: getColorPreference()
+};
+
+// set early so no page flashes / CSS is made aware
+reflectPreference();
+
+window.onload = () => {
+  const themeToggle = document.querySelector('[theme-toggle]');
+  const switcher = document.querySelector('[data-theme-switcher]');
+
+  if (!switcher) {
+    return;
+  }
+
+  switcher.removeAttribute('hidden');
+
+  reflectPreference();
+
+  themeToggle.addEventListener('click', onClick);
+  themeToggle.querySelector('span').innerHTML =
+    theme.value === 'light' ? lightLabel : darkLabel;
+};
+
+// sync with system changes
+window
+  .matchMedia('(prefers-color-scheme: dark)')
+  .addEventListener('change', ({matches: isDark}) => {
+    theme.value = isDark ? 'dark' : 'light';
+    setPreference();
+  });