:root {
	--color-background: lightgray;
	--color-link: green;
	--color-link-hover: seagreen;
	--color-link-active: lightseagreen;
	--color-text: darkslategray;
}

html {
	block-size: stretch;
}

body {
	min-block-size: stretch;
}

a {
	&:link {
		color: var(--color-link);
	}

	&:visited {
		color: var(--color-link);
	}

	&:hover {
		color: var(--color-link-hover);
	}

	&:active {
		color: var(--color-link-active);
	}

	&:focus {
		color: var(--color-link-hover);
	}
}

p,
li,
h1,
h2,
h3,
h4,
h5,
h6 {
	max-inline-size: 75ch;
}

:is(nav > ul) {
	display: flex;
	gap: 1rem;
	list-style: none;
	margin-block: 0;
	padding-inline-start: 0;
}

img {
	block-size: auto;
	max-inline-size: 100%;
}

.site {
	background: var(--color-background);
	color: var(--color-text);
	display: grid;
	font-family: sans-serif;
	grid-template-rows: auto 1fr auto;
	margin: 0;

	& > * {
		padding: 1rem;
	}
}

.masthead {
	background: var(--color-text);
	color: var(--color-background);

	& a {
		&:link {
			color: var(--color-link-active);
		}

		&:visited {
			color: var(--color-link-active);
		}

		&:hover {
			color: var(--color-background);
		}

		&:active {
			color: var(--color-background);
		}

		&:focus {
			color: var(--color-background);
		}
	}

	& .container {
		align-items: center;
		display: flex;
		flex-direction: row;
		flex-wrap: wrap;
		gap: 1rem;

		& > * {
			margin-block: 0;
		}
	}
}

.colophon p {
	font-size: smaller;
}

.container {
	inline-size: calc(100% - (1rem * 2));
	margin-inline: auto;
	max-inline-size: 75ch;

	& > :first-child {
		margin-block-start: 0;
	}

	& > :last-child {
		margin-block-end: 0;
	}
}

.branding {
	font-size: 1rem;
}