/* The i18n layer should set <html lang="...">. Font files are served from src/fonts. */
@font-face {
	font-family: "Fusion Pixel 10px Mono latin";
	src: url("/fonts/fusion-pixel-10px-monospaced-latin.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 10px Mono zh-Hans";
	src: url("/fonts/fusion-pixel-10px-monospaced-zh_hans.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 10px Mono zh-Hant";
	src: url("/fonts/fusion-pixel-10px-monospaced-zh_hant.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 10px Mono zh-HK";
	src: url("/fonts/fusion-pixel-10px-monospaced-zh_hk.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 10px Mono zh-TW";
	src: url("/fonts/fusion-pixel-10px-monospaced-zh_tw.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 10px Mono ja";
	src: url("/fonts/fusion-pixel-10px-monospaced-ja.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 10px Mono ko";
	src: url("/fonts/fusion-pixel-10px-monospaced-ko.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 12px Mono latin";
	src: url("/fonts/fusion-pixel-12px-monospaced-latin.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 12px Mono zh-Hans";
	src: url("/fonts/fusion-pixel-12px-monospaced-zh_hans.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 12px Mono zh-Hant";
	src: url("/fonts/fusion-pixel-12px-monospaced-zh_hant.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 12px Mono zh-HK";
	src: url("/fonts/fusion-pixel-12px-monospaced-zh_hk.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 12px Mono zh-TW";
	src: url("/fonts/fusion-pixel-12px-monospaced-zh_tw.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 12px Mono ja";
	src: url("/fonts/fusion-pixel-12px-monospaced-ja.otf.woff2") format("woff2");
	font-display: swap;
}

@font-face {
	font-family: "Fusion Pixel 12px Mono ko";
	src: url("/fonts/fusion-pixel-12px-monospaced-ko.otf.woff2") format("woff2");
	font-display: swap;
}

:root {
	--site-font: "Fusion Pixel 12px Mono latin", system-ui, sans-serif;
	--site-font-10px: "Fusion Pixel 10px Mono latin", system-ui, sans-serif;
}

html:lang(zh) {
	--site-font: "Fusion Pixel 12px Mono zh-Hans", system-ui, sans-serif;
	--site-font-10px: "Fusion Pixel 10px Mono zh-Hans", system-ui, sans-serif;
}

html:lang(zh-HK) {
	--site-font: "Fusion Pixel 12px Mono zh-HK", system-ui, sans-serif;
	--site-font-10px: "Fusion Pixel 10px Mono zh-HK", system-ui, sans-serif;
}

html:lang(zh-TW) {
	--site-font: "Fusion Pixel 12px Mono zh-TW", system-ui, sans-serif;
	--site-font-10px: "Fusion Pixel 10px Mono zh-TW", system-ui, sans-serif;
}

html:lang(ko) {
	--site-font: "Fusion Pixel 12px Mono ko", system-ui, sans-serif;
	--site-font-10px: "Fusion Pixel 10px Mono ko", system-ui, sans-serif;
}

html:lang(ja) {
	--site-font: "Fusion Pixel 12px Mono ja", system-ui, sans-serif;
	--site-font-10px: "Fusion Pixel 10px Mono ja", system-ui, sans-serif;
}

body {
	font-family: var(--site-font);
	margin: 0;
	min-width: 0;
	background: #f7f4ec;
	color: #20231f;
}

body,
button,
input,
select,
textarea {
	font-family: var(--site-font);
}

/* Keep the navigation readable while allowing it to wrap on narrow screens. */
header {
	padding: clamp(1rem, 3vw, 2rem) clamp(1rem, 5vw, 4rem);
	border-bottom: 2px solid #20231f;
	background: #d3d3d3;
}

nav {
	display: flex;
	align-items: center;
	max-width: 72rem;
	margin: 0 auto;
}

.toolbar-menu {
	display: block;
}


.toolbar-menu > input,
.toolbar-menu > label {
	display: none;
}

.toolbar-links {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.75rem 1.5rem;
}

a {
	color: inherit;
	text-decoration-thickness: 2px;
	text-underline-offset: 0.2em;
}

a:hover,
a:focus-visible {
	background: #20231f;
	color: #f7f4ec;
	outline: 0;
}

/* Toolbar and content share one viewport-height layout area. */
.page-content {
	display: flex;
	flex-direction: column;
	min-height: 100dvh;
}

main {
	box-sizing: border-box;
    width: 100%;
	flex: 1;
}

main .post {
	width: min(100% - 2rem, 72rem);
	margin: 0 auto;
	padding: clamp(2rem, 8vw, 6rem) 0;
}

/* The footer stays in normal flow, so it follows the full-height content area. */
footer {
	box-sizing: border-box;
	width: 100%;
	padding: 1.5rem max(1rem, calc((100% - 72rem) / 2));
	border-top: 2px solid #20231f;
	background: #bbdec0;
	/* color: #f7f4ec; */
	font-family: var(--site-font-10px);
}

footer p {
	margin: 0.5rem 0;
}

summary {
	cursor: pointer;
}

/* Position the native details menu outside the toolbar flow when expanded. */
.tool-menu {
	position: relative;
}

.tool-menu ul {
	position: absolute;
	top: calc(100% + 0.75rem);
	left: 0;
	z-index: 1;
	box-sizing: border-box;
	min-width: 12rem;
	max-width: calc(100vw - 2rem);
	margin: 0;
	padding: 0.75rem;
	border: 2px solid #20231f;
	background: #f7f4ec;
	box-shadow: 4px 4px 0 #20231f;
	list-style: none;
}

.tool-menu li + li {
	margin-top: 0.5rem;
}

/* Reduce outer spacing and keep footer text inside the viewport on mobile. */
@media (max-width: 40rem) {
	header {
		padding: 1rem;
	}

	nav {
		width: 100%;
	}

	.toolbar-menu {
		display: block;
		position: relative;
	}

	.toolbar-menu > input {
		position: absolute;
		opacity: 0;
		pointer-events: none;
	}

	.toolbar-menu > label {
		display: block;
		width: fit-content;
		padding: 0.5rem 0.75rem;
		border: 2px solid #20231f;
		cursor: pointer;
	}

	.toolbar-links {
		display: none;
		position: absolute;
		top: calc(100% + 0.75rem);
		left: 0;
		z-index: 2;
		box-sizing: border-box;
		flex-direction: column;
		align-items: stretch;
		gap: 0.75rem;
		width: min(16rem, calc(100vw - 2rem));
		padding: 0.75rem;
		border: 2px solid #20231f;
		background: #f7f4ec;
		box-shadow: 4px 4px 0 #20231f;
	}

	.toolbar-menu > input:checked ~ .toolbar-links {
		display: flex;
	}

	.tool-menu ul {
		position: static;
		width: auto;
		min-width: 0;
		max-width: none;
		padding: 0.5rem 0 0 1rem;
		border: 0;
		box-shadow: none;
	}

	.tool-menu li + li {
		margin-top: 0.5rem;
	}

	main .post {
		width: min(100% - 2rem, 72rem);
	}

	footer {
		padding-right: 1rem;
		padding-left: 1rem;
	}
}