diff --git a/.forgejo/workflows/deploy.yml b/.forgejo/workflows/deploy.yml
index b403634..ec2bdd3 100644
--- a/.forgejo/workflows/deploy.yml
+++ b/.forgejo/workflows/deploy.yml
@@ -1,8 +1,8 @@
 name: Deploy
 
 on:
-  push:
-    branches: [main]
+  schedule:
+    - cron: '0 6 * * *'
   workflow_dispatch:
 
 jobs:
diff --git a/src/components/Header.astro b/src/components/Header.astro
index 8e28250..bfba4f7 100644
--- a/src/components/Header.astro
+++ b/src/components/Header.astro
@@ -60,20 +60,6 @@ const switchHref = await resolveSwitchHref();
 			<HeaderLink href={tagsHref}>{t(locale, 'nav.tags')}</HeaderLink>
 		</div>
 		<div class="toolbar">
-		<button class="theme-toggle" type="button" aria-label="Toggle theme">
-			<span class="theme-toggle__thumb" aria-hidden="true"></span>
-			<span class="theme-toggle__icon theme-toggle__icon--sun" aria-hidden="true">
-				<svg viewBox="0 0 24 24" width="14" height="14" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
-					<circle cx="12" cy="12" r="4"></circle>
-					<path d="M12 2v2M12 20v2M4.93 4.93l1.41 1.41M17.66 17.66l1.41 1.41M2 12h2M20 12h2M4.93 19.07l1.41-1.41M17.66 6.34l1.41-1.41"></path>
-				</svg>
-			</span>
-			<span class="theme-toggle__icon theme-toggle__icon--moon" aria-hidden="true">
-				<svg viewBox="0 0 24 24" width="14" height="14" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
-					<path d="M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z"></path>
-				</svg>
-			</span>
-		</button>
 		<a
 			class={`lang-toggle lang-toggle--${locale}`}
 			href={switchHref}
@@ -109,16 +95,6 @@ const switchHref = await resolveSwitchHref();
 			window.setTimeout(() => navigate(href), 280);
 		});
 	}
-	function wireThemeToggle() {
-		const btn = document.querySelector<HTMLButtonElement>('.theme-toggle');
-		if (!btn || btn.dataset.wired) return;
-		btn.dataset.wired = '1';
-		btn.addEventListener('click', () => {
-			const next = document.documentElement.dataset.theme === 'dark' ? 'light' : 'dark';
-			document.documentElement.dataset.theme = next;
-			localStorage.setItem('theme', next);
-		});
-	}
 	function wireMenuToggle() {
 		const btn = document.querySelector<HTMLButtonElement>('.menu-toggle');
 		const menu = document.getElementById('mobile-menu');
@@ -162,11 +138,9 @@ const switchHref = await resolveSwitchHref();
 		document.addEventListener('astro:after-swap', close);
 	}
 	wireLangToggle();
-	wireThemeToggle();
 	wireMenuToggle();
 	document.addEventListener('astro:page-load', () => {
 		wireLangToggle();
-		wireThemeToggle();
 		wireMenuToggle();
 	});
 </script>
@@ -293,63 +267,6 @@ const switchHref = await resolveSwitchHref();
 		align-items: center;
 		gap: 0.6em;
 	}
-	.theme-toggle {
-		position: relative;
-		display: inline-flex;
-		align-items: stretch;
-		padding: 3px;
-		margin: 0;
-		border: 0;
-		background: rgba(var(--gray-light), 0.7);
-		border-radius: 999px;
-		cursor: pointer;
-		line-height: 1;
-		user-select: none;
-		font: inherit;
-	}
-	.theme-toggle:hover {
-		background: rgba(var(--gray-light), 1);
-	}
-	.theme-toggle__thumb {
-		position: absolute;
-		top: 3px;
-		bottom: 3px;
-		left: 3px;
-		width: calc(50% - 3px);
-		border-radius: 999px;
-		background: var(--accent);
-		box-shadow: 0 1px 3px rgba(var(--black), 0.18);
-	}
-	:global(:root[data-theme-ready]) .theme-toggle__thumb {
-		transition: transform 280ms cubic-bezier(0.4, 0, 0.2, 1);
-	}
-	:global(:root[data-theme='dark']) .theme-toggle__thumb {
-		transform: translateX(100%);
-	}
-	.theme-toggle__icon {
-		position: relative;
-		z-index: 1;
-		display: flex;
-		align-items: center;
-		justify-content: center;
-		width: 1.8em;
-		height: 1.8em;
-		font-size: 0.9em;
-		color: rgb(var(--gray));
-	}
-	:global(:root[data-theme-ready]) .theme-toggle__icon {
-		transition: color 280ms ease;
-	}
-	:global(:root:not([data-theme='dark'])) .theme-toggle__icon--sun,
-	:global(:root[data-theme='dark']) .theme-toggle__icon--moon {
-		color: white;
-	}
-	@media (prefers-reduced-motion: reduce) {
-		.theme-toggle__thumb,
-		.theme-toggle__icon {
-			transition: none;
-		}
-	}
 	.menu-toggle {
 		display: none;
 		margin-left: 0.8em;
diff --git a/src/layouts/BaseLayout.astro b/src/layouts/BaseLayout.astro
index ce7227c..10d2fca 100644
--- a/src/layouts/BaseLayout.astro
+++ b/src/layouts/BaseLayout.astro
@@ -32,19 +32,6 @@ const {
 <html lang={locale}>
 	<head>
 		<BaseHead title={title} description={description} image={image} locale={locale} />
-		<script is:inline>
-			(() => {
-				const root = document.documentElement;
-				const stored = localStorage.getItem('theme');
-				const prefersDark = window.matchMedia('(prefers-color-scheme: dark)').matches;
-				const theme = stored === 'dark' || stored === 'light' ? stored : prefersDark ? 'dark' : 'light';
-				root.dataset.theme = theme;
-				// Enable theme transitions after initial render
-				requestAnimationFrame(() =>
-					requestAnimationFrame(() => root.setAttribute('data-theme-ready', '')),
-				);
-			})();
-		</script>
 		<slot name="head" />
 	</head>
 	<body class={bodyClass}>
diff --git a/src/styles/global.css b/src/styles/global.css
index 2343ff8..098a690 100644
--- a/src/styles/global.css
+++ b/src/styles/global.css
@@ -18,22 +18,8 @@
 		0 16px 32px rgba(var(--gray), 33%);
 	color-scheme: light;
 }
-:root[data-theme='dark'] {
-	--accent: #8c96ff;
-	--accent-dark: #c2c8ff;
-	--black: 230, 233, 240;
-	--gray: 150, 160, 190;
-	--gray-light: 38, 42, 56;
-	--gray-dark: 220, 225, 235;
-	--surface: 17, 20, 28;
-	--gray-gradient: rgba(var(--gray-light), 50%), rgb(var(--surface));
-	color-scheme: dark;
-}
 html {
 	background: rgb(var(--surface));
-	transition:
-		background-color 300ms ease,
-		color 300ms ease;
 }
 body {
 	font-family: var(--font-atkinson);