/* archetype.pairful.ai: the app's dark monochrome, an e-book's type. No web fonts: nothing is
   loaded from elsewhere. */
:root {
	--bg: #0b0b0b;
	--panel: #141414;
	--line: #262626;
	--text: #e8e8e6;
	--muted: #8d8d8a;
	--serif:
		"Iowan Old Style", "Palatino Linotype", Palatino, "Noto Serif KR",
		"Nanum Myeongjo", Georgia, serif;
	--sans:
		-apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard",
		"Segoe UI", "Noto Sans KR", sans-serif;
	--mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
	color-scheme: dark;
}

* {
	box-sizing: border-box;
}

html {
	background: var(--bg);
	color: var(--text);
	font: 17px / 1.6 var(--sans);
	-webkit-font-smoothing: antialiased;
}

body {
	margin: 0 auto;
	max-width: 1040px;
	padding: 0 24px;
}

a {
	color: inherit;
}

code {
	font: 0.9em var(--mono);
}

.top {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 22px 0;
}

.brand {
	display: flex;
	align-items: center;
	gap: 10px;
	font: 600 18px var(--serif);
	text-decoration: none;
}

.brand img {
	border-radius: 7px;
	box-shadow: 0 0 0 1px var(--line);
}

nav {
	display: flex;
	gap: 22px;
	font-size: 15px;
}

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

nav a:hover,
nav a[aria-current] {
	color: var(--text);
}

section {
	padding: 56px 0;
	border-top: 1px solid var(--line);
}

section.hero {
	border-top: 0;
	padding: 72px 0 48px;
	max-width: 760px;
}

section.hero.small {
	padding-bottom: 24px;
}

h1,
h2,
h3 {
	font-family: var(--serif);
	font-weight: 600;
	letter-spacing: -0.01em;
	line-height: 1.2;
}

h1 {
	font-size: clamp(40px, 6vw, 64px);
	margin: 0 0 24px;
}

h2 {
	font-size: 28px;
	margin: 0 0 20px;
}

h3 {
	font-size: 20px;
	margin: 0 0 8px;
}

.lead {
	font-size: 20px;
	color: #cfcfcc;
	margin: 0 0 32px;
}

.note {
	color: var(--muted);
	font-size: 15px;
}

.actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
}

.button {
	display: inline-block;
	padding: 12px 20px;
	border: 1px solid var(--line);
	border-radius: 8px;
	text-decoration: none;
	font-weight: 600;
}

.button:hover {
	border-color: var(--muted);
}

.button.primary {
	background: var(--text);
	color: var(--bg);
	border-color: var(--text);
}

.button.primary:hover {
	background: #fff;
}

.command {
	display: flex;
	align-items: center;
	gap: 12px;
	margin: 24px 0 8px;
	padding: 12px 12px 12px 18px;
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 8px;
}

.command code {
	flex: 1;
	min-width: 0;
	overflow-x: auto;
	white-space: nowrap;
}

.command button {
	flex: none;
	padding: 6px 12px;
	background: transparent;
	color: var(--muted);
	border: 1px solid var(--line);
	border-radius: 6px;
	font: 14px var(--sans);
	cursor: pointer;
}

.command button:hover {
	color: var(--text);
}

.grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
	gap: 36px 40px;
}

.grid > *,
.split > * {
	min-width: 0;
}

.grid p {
	margin: 0;
	color: #c4c4c1;
}

.split {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
	gap: 48px;
}

.split p,
.split li {
	color: #c4c4c1;
}

ol {
	padding-left: 20px;
	margin: 0 0 28px;
}

li {
	margin-bottom: 8px;
}

table {
	width: 100%;
	border-collapse: collapse;
	font-size: 15px;
}

th,
td {
	text-align: left;
	padding: 10px 12px 10px 0;
	border-bottom: 1px solid var(--line);
}

th {
	color: var(--muted);
	font-weight: 500;
}

td a {
	overflow-wrap: anywhere;
	font-family: var(--mono);
	font-size: 14px;
}

.legal {
	max-width: 720px;
	padding: 56px 0;
}

.legal h1 {
	font-size: 44px;
}

.legal h2 {
	font-size: 21px;
	margin: 36px 0 10px;
}

.legal p {
	color: #c4c4c1;
}

footer {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 32px 0 48px;
	border-top: 1px solid var(--line);
	color: var(--muted);
	font-size: 14px;
}

footer p {
	margin: 0;
}

:lang(ko) {
	word-break: keep-all;
}

/* Korean serif faces vary too much between systems: Korean headings are set in the sans. */
:lang(ko) h1,
:lang(ko) h2,
:lang(ko) h3 {
	font-family: var(--sans);
	font-weight: 700;
	letter-spacing: -0.02em;
}

/* The home page's first screen: its words beside the app's window, one above the other when narrow. */
section.hero.wide {
	max-width: none;
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
	gap: 56px;
	align-items: center;
	padding-bottom: 40px;
}

section.hero.wide h1 {
	font-size: clamp(40px, 5vw, 60px);
}

section.hero.wide .lead {
	font-size: 19px;
}

.window {
	background: #111;
	border: 1px solid var(--line);
	border-radius: 12px;
	box-shadow:
		0 30px 80px -20px rgb(0 0 0 / 80%),
		0 0 0 1px rgb(255 255 255 / 3%) inset;
	overflow: hidden;
	font-size: 13.5px;
	line-height: 1.5;
}

.titlebar {
	display: flex;
	align-items: center;
	gap: 7px;
	padding: 10px 14px;
	border-bottom: 1px solid var(--line);
	background: #151515;
}

.titlebar span {
	width: 11px;
	height: 11px;
	border-radius: 50%;
	background: #3a3a3a;
}

.titlebar b {
	margin: 0 auto;
	padding-right: 40px;
	color: var(--muted);
	font-weight: 500;
	font-size: 12.5px;
}

.pane {
	display: grid;
	grid-template-columns: 178px minmax(0, 1fr);
}

.pane aside {
	padding: 14px 10px;
	border-right: 1px solid var(--line);
	background: #0e0e0e;
}

.pane .folder {
	margin: 0 6px 8px;
	color: var(--muted);
	font-size: 11.5px;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.pane ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

.pane li {
	display: flex;
	align-items: center;
	gap: 6px;
	padding: 6px 8px;
	border-radius: 6px;
	color: #b9b9b6;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.pane li.on {
	background: #1d1d1d;
	color: var(--text);
}

.pane li span {
	min-width: 0;
	overflow: hidden;
	text-overflow: ellipsis;
}

.pane li small {
	flex: none;
	color: #6f6f6c;
	font-size: 11px;
}

/* The one colour: a session at work, as the app shows it. */
.pane .run {
	flex: none;
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: #5b8def;
	box-shadow: 0 0 0 3px rgb(91 141 239 / 18%);
}

.chat {
	padding: 18px 20px;
}

.chat p {
	margin: 0 0 12px;
}

.chat .you {
	margin-left: auto;
	max-width: 85%;
	padding: 9px 12px;
	background: #1d1d1d;
	border-radius: 10px;
	color: var(--text);
}

.chat .steps {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
}

.chat .steps span {
	padding: 2px 8px;
	border: 1px solid var(--line);
	border-radius: 999px;
	color: var(--muted);
	font: 11.5px var(--mono);
}

.chat .agent {
	font-family: var(--serif);
	font-size: 15.5px;
	color: #e2e2df;
}

:lang(ko) .chat .agent {
	font-family: var(--sans);
	font-size: 14.5px;
}

.approval {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 9px 10px 9px 12px;
	border: 1px solid #3a3a3a;
	border-radius: 8px;
	background: #151515;
}

.approval code {
	min-width: 0;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	font-size: 12.5px;
}

.approval small {
	flex: none;
	color: var(--muted);
	font-size: 12px;
}

.approval b {
	flex: none;
	white-space: nowrap;
	color: var(--muted);
	font: 500 12px var(--mono);
}

.approval span {
	flex: none;
	display: flex;
	gap: 6px;
	margin-left: auto;
}

.approval em {
	padding: 3px 10px;
	border: 1px solid var(--line);
	border-radius: 6px;
	font-style: normal;
	font-size: 12px;
	color: var(--muted);
}

.approval em.yes {
	background: var(--text);
	border-color: var(--text);
	color: var(--bg);
}

section.install {
	border-top: 0;
	padding: 8px 0 56px;
}

section.install .command {
	max-width: 760px;
}

.chips {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	list-style: none;
	margin: 22px 0 0;
	padding: 0;
	font-size: 14px;
}

.chips li {
	padding: 4px 11px;
	border: 1px solid var(--line);
	border-radius: 999px;
	color: #b9b9b6;
}

.chips li.label {
	border: 0;
	padding-left: 0;
	color: var(--muted);
}

.num {
	display: block;
	margin-bottom: 10px;
	color: #5c5c5a;
	font: 12px var(--mono);
	letter-spacing: 0.08em;
}

.grid article {
	padding-top: 18px;
	border-top: 1px solid var(--line);
}

@media (max-width: 920px) {
	section.hero.wide {
		grid-template-columns: minmax(0, 1fr);
		gap: 40px;
	}
}

@media (max-width: 600px) {
	.pane {
		grid-template-columns: minmax(0, 1fr);
	}
	.pane aside {
		display: none;
	}

	html {
		font-size: 16px;
	}
	section.hero {
		padding-top: 40px;
	}
	.lead {
		font-size: 18px;
	}
}