:root {
	color-scheme: light dark;
	--text: #1d1d1f;
	--muted: #6e6e73;
	--bg: #ffffff;
	--accent: #0a84ff;
	--rule: #d2d2d7;
}

@media (prefers-color-scheme: dark) {
	:root {
		--text: #f5f5f7;
		--muted: #a1a1a6;
		--bg: #111111;
		--rule: #333336;
	}
}

* {
	box-sizing: border-box;
}

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

main {
	max-width: 720px;
	margin: 0 auto;
	padding: 48px 24px 64px;
}

nav {
	display: flex;
	gap: 20px;
	margin-bottom: 40px;
	font-size: 15px;
}

nav a:first-child {
	font-weight: 600;
	margin-right: auto;
}

a {
	color: var(--accent);
	text-decoration: none;
}

a:hover {
	text-decoration: underline;
}

h1 {
	font-size: 34px;
	line-height: 1.2;
	margin: 0 0 8px;
}

h2 {
	font-size: 21px;
	margin: 36px 0 8px;
}

.updated,
footer {
	color: var(--muted);
	font-size: 15px;
}

footer {
	margin-top: 56px;
	padding-top: 20px;
	border-top: 1px solid var(--rule);
}

code {
	font: 15px ui-monospace, SFMono-Regular, Menlo, monospace;
}

li {
	margin: 4px 0;
}