:root {
	--bg: #f6f8fc;
	--surface: #ffffff;
	--layer: #f3f4f7;
	--text: #14171f;
	--muted: #5b6475;
	--faint: #d9dee8;
	--line: #e4e8f0;
	--blue: #1d4ed8;
	--blue-bright: #3d8bff;
	--orange: #ff8a1f;
	--selected: #e6eefc;
	--shadow: 0 24px 60px -20px rgb(20 40 90 / 0.35), 0 2px 8px rgb(20 40 90 / 0.08);
	color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
	:root {
		--bg: #0f1218;
		--surface: #1b1f27;
		--layer: #161a21;
		--text: #e9ecf2;
		--muted: #a2abbb;
		--faint: #343b48;
		--line: #2a303b;
		--blue: #6ea8ff;
		--selected: #233150;
		--shadow: 0 24px 60px -20px rgb(0 0 0 / 0.7), 0 2px 8px rgb(0 0 0 / 0.4);
	}
}

* {
	box-sizing: border-box;
}

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font: 17px/1.6 "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, sans-serif;
	-webkit-font-smoothing: antialiased;
}

a {
	color: var(--blue);
}

kbd {
	font: 0.85em "Cascadia Mono", Consolas, monospace;
	padding: 0.05em 0.4em;
	border: 1px solid var(--faint);
	border-radius: 4px;
	background: var(--surface);
}

main,
.top,
footer {
	width: min(1080px, 100% - 32px);
	margin-inline: auto;
}

.top {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding-block: 20px;
}

.brand {
	display: flex;
	align-items: center;
	gap: 10px;
	color: inherit;
	text-decoration: none;
	font-weight: 600;
	font-size: 1.05rem;
}

.status {
	font-size: 0.8rem;
	font-weight: 600;
	color: #8a4300;
	background: #ffe7cf;
	padding: 4px 10px;
	border-radius: 999px;
}

@media (prefers-color-scheme: dark) {
	.status {
		color: #ffc58f;
		background: #3d2510;
	}
}

.hero {
	text-align: center;
	padding: 48px 0 40px;
}

.hero-icon {
	width: 112px;
	height: 112px;
	filter: drop-shadow(0 12px 24px rgb(29 78 216 / 0.3));
}

h1 {
	font: 700 clamp(2.2rem, 6vw, 3.6rem) / 1.1 "Segoe UI Variable Display", "Segoe UI", system-ui, sans-serif;
	letter-spacing: -0.02em;
	margin: 24px 0 16px;
}

.lede {
	max-width: 40em;
	margin: 0 auto;
	font-size: 1.15rem;
	color: var(--muted);
}

.note {
	margin-top: 20px;
	font-size: 0.95rem;
	color: var(--muted);
}

/* The window illustration. */

.window {
	margin: 0 0 72px;
	border-radius: 10px;
	overflow: hidden;
	background: var(--surface);
	border: 1px solid var(--line);
	box-shadow: var(--shadow);
	font-size: 13px;
	line-height: 1.4;
}

.titlebar {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 8px 12px;
	color: var(--muted);
	font-size: 12px;
	background: var(--layer);
}

.controls {
	margin-left: auto;
	display: flex;
	gap: 18px;
}

.controls i {
	width: 10px;
	height: 1px;
	background: var(--muted);
}

.panes {
	display: grid;
	grid-template-columns: 200px 260px 1fr;
	min-height: 360px;
}

.panes p {
	margin: 0;
}

.sidebar {
	padding: 10px 8px;
	background: linear-gradient(180deg, color-mix(in srgb, var(--blue-bright) 6%, var(--layer)), var(--layer));
}

.group {
	font-weight: 600;
	padding: 8px 10px 4px;
}

.row {
	display: flex;
	align-items: center;
	gap: 10px;
	padding: 5px 10px 5px 22px;
	border-radius: 5px;
}

.row em {
	margin-left: auto;
	font-style: normal;
	color: var(--muted);
}

.row.selected {
	background: var(--selected);
	box-shadow: inset 3px 0 0 var(--blue-bright);
}

.glyph,
.folder,
.dot {
	width: 13px;
	height: 13px;
	flex: none;
	border-radius: 3px;
	border: 1.5px solid var(--muted);
}

.folder {
	border-radius: 2px 4px 2px 2px;
}

.dot {
	border: none;
	border-radius: 3px;
}

.dot.blue {
	background: var(--blue-bright);
}

.dot.orange {
	background: var(--orange);
}

.timeline {
	border-inline: 1px solid var(--line);
	padding: 6px;
}

.item {
	position: relative;
	padding: 10px 10px 10px 22px;
	border-radius: 6px;
}

.item.unread::before {
	content: "";
	position: absolute;
	left: 8px;
	top: 16px;
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--blue-bright);
}

.item.active {
	background: var(--selected);
}

.title {
	font-weight: 600;
	margin-bottom: 6px !important;
}

.line {
	height: 7px;
	border-radius: 4px;
	background: var(--faint);
	margin-bottom: 6px !important;
}

.line.short {
	width: 70%;
}

.line.shorter {
	width: 45%;
}

.meta {
	color: var(--muted);
	font-size: 11px;
}

.article {
	padding: 28px 36px;
}

.headline {
	font-size: 22px;
	font-weight: 700;
}

.article .meta {
	margin: 6px 0 22px !important;
}

.article .line {
	height: 9px;
	margin-bottom: 11px !important;
}

.block {
	height: 110px;
	margin: 18px 0 !important;
	border-radius: 8px;
	background: linear-gradient(135deg, color-mix(in srgb, var(--blue-bright) 35%, var(--faint)), color-mix(in srgb, var(--orange) 30%, var(--faint)));
}

/* Sections. */

h2 {
	font-size: 1.6rem;
	letter-spacing: -0.01em;
	margin: 0 0 24px;
}

.grid {
	list-style: none;
	padding: 0;
	margin: 0 0 72px;
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 20px;
}

.grid li {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: 10px;
	padding: 20px 22px;
}

.grid h3 {
	margin: 0 0 6px;
	font-size: 1.05rem;
}

.grid p {
	margin: 0;
	color: var(--muted);
	font-size: 0.95rem;
}

.roadmap ul {
	margin: 0 0 72px;
	padding-left: 1.2em;
	color: var(--muted);
}

.roadmap li {
	margin-bottom: 6px;
}

footer {
	border-top: 1px solid var(--line);
	padding: 24px 0 40px;
	font-size: 0.85rem;
	color: var(--muted);
}

/* Phones: the illustration keeps the article list and drops the other panes. */

@media (max-width: 760px) {
	.panes {
		grid-template-columns: 1fr;
		min-height: 0;
	}

	.sidebar,
	.article {
		display: none;
	}

	.timeline {
		border: none;
	}
}