:root {
	--ink: #1b1d21;
	--muted: #6a7078;
	--line: #e2e4e8;
	--paper: #fbfbfa;
	--accent: #3c6e57;
}

* { box-sizing: border-box; }

body {
	margin: 0;
	padding: 0;
	background: var(--paper);
	color: var(--ink);
	font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
	font-size: 17px;
	line-height: 1.6;
}

.wrap {
	max-width: 44rem;
	margin: 0 auto;
	padding: 0 1.25rem;
}

header {
	border-bottom: 1px solid var(--line);
	padding: 2.5rem 0 1.25rem;
}

.mark {
	display: block;
	font-size: 1.35rem;
	letter-spacing: 0.02em;
	text-decoration: none;
	color: var(--ink);
	font-weight: 600;
}

.mark span { color: var(--accent); }

nav { margin-top: 0.75rem; font-size: 0.95rem; }
nav a { color: var(--muted); text-decoration: none; margin-right: 1.25rem; }
nav a:hover { color: var(--accent); text-decoration: underline; }

main { padding: 2rem 0 3rem; }

h1 { font-size: 1.9rem; line-height: 1.25; margin: 0 0 1rem; font-weight: 600; }
h2 { font-size: 1.25rem; margin: 2.25rem 0 0.75rem; font-weight: 600; }

p { margin: 0 0 1rem; }
.lead { font-size: 1.1rem; color: #33383e; }
.muted { color: var(--muted); font-size: 0.95rem; }

.grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr));
	gap: 1rem;
	margin: 1.5rem 0;
}

.tile {
	border: 1px solid var(--line);
	border-radius: 3px;
	background: #fff;
	padding: 0.9rem;
}

.tile svg { display: block; width: 100%; height: auto; }
.tile figcaption { margin-top: 0.6rem; font-size: 0.85rem; color: var(--muted); }

dl { margin: 1rem 0; }
dt { font-weight: 600; margin-top: 1rem; }
dd { margin: 0.25rem 0 0; color: #33383e; }

footer {
	border-top: 1px solid var(--line);
	padding: 1.5rem 0 3rem;
	font-size: 0.9rem;
	color: var(--muted);
}

footer a { color: var(--muted); }

code {
	font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
	font-size: 0.9em;
	background: #f0f0ee;
	padding: 0.1em 0.35em;
	border-radius: 2px;
}

@media (prefers-color-scheme: dark) {
	:root {
		--ink: #e8e6e3;
		--muted: #9298a0;
		--line: #2e3238;
		--paper: #16181b;
		--accent: #7fb79b;
	}
	.tile { background: #1d2024; }
	.lead, dd { color: #c9c7c4; }
	code { background: #23262a; }
}