:root {
	--bg: #282c34;
	--bar: #242630;
	--panel: #21252b;
	--ink: #abb2bf;
	--muted: #5c6370;
	--line: #3e4451;
	--accent: #61afef;
	--accent-ink: #21252b;
	--danger: #e06c75;
}

*,
*::before,
*::after {
	box-sizing: border-box;
}

body {
	margin: 0;
	font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
	background: var(--bg);
	color: var(--ink);
	line-height: 1.6;
}

a {
	color: inherit;
	text-decoration: none;
}

.wrap {
	max-width: 960px;
	margin: 0 auto;
	padding: 0 1.25rem;
}

.topbar {
	position: sticky;
	top: 0;
	z-index: 10;
	background: var(--bar);
	border-bottom: 1px solid var(--line);
}

.bar-in {
	display: flex;
	align-items: center;
	gap: 1.5rem;
	height: 3.25rem;
}

.logo {
	font-weight: 700;
	font-size: 1.15rem;
	color: var(--accent);
	letter-spacing: .02em;
}

.topbar nav {
	display: flex;
	gap: 1.25rem;
	margin-left: auto;
}

.topbar nav a {
	color: var(--ink);
	opacity: .85;
}

.topbar nav a:hover {
	opacity: 1;
	color: var(--accent);
}

.btn {
	display: inline-block;
	padding: .5rem 1rem;
	border: 1px solid var(--line);
	border-radius: 6px;
	background: transparent;
	color: var(--ink);
	white-space: nowrap;
}

.btn:hover {
	border-color: var(--accent);
	color: var(--accent);
}

.btn-accent {
	background: var(--accent);
	border-color: var(--accent);
	color: var(--accent-ink);
	font-weight: 600;
}

.btn-accent:hover {
	filter: brightness(1.1);
	color: var(--accent-ink);
}

.btn-big {
	padding: .7rem 1.5rem;
	font-size: 1.05rem;
}

.hero {
	text-align: center;
	padding: 5rem 0 3rem;
}

.hero h1 {
	font-size: clamp(2rem, 5vw, 3rem);
	line-height: 1.2;
	color: #dadce4;
	margin: 0 0 1rem;
}

.lead {
	font-size: 1.15rem;
	color: var(--muted);
	max-width: 640px;
	margin: 0 auto 2rem;
}

.hero-actions {
	display: flex;
	gap: 1rem;
	justify-content: center;
	flex-wrap: wrap;
}

.features {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
	gap: 1rem;
	padding-bottom: 3rem;
}

.features .card svg {
	color: var(--accent);
	margin-bottom: .6rem;
}

.how {
	padding: 2rem 0 3rem;
	border-top: 1px solid var(--line);
}

.how h2,
.cta h2 {
	color: #dadce4;
}

.steps {
	list-style: none;
	margin: 1.5rem 0 0;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: 1.5rem;
	counter-reset: step;
}

.steps li {
	counter-increment: step;
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 8px;
	padding: 1.1rem 1.25rem;
}

.steps li::before {
	content: counter(step);
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 1.7rem;
	height: 1.7rem;
	border-radius: 50%;
	background: var(--accent);
	color: var(--accent-ink);
	font-weight: 700;
	font-size: .9rem;
	margin-bottom: .5rem;
}

.steps h3 {
	margin: .2rem 0 .35rem;
	color: #dadce4;
	font-size: 1.05rem;
}

.steps p {
	margin: 0;
	color: var(--muted);
	font-size: .95rem;
}

.cta {
	text-align: center;
	padding: 2.5rem 0 4rem;
	border-top: 1px solid var(--line);
}

.cta p {
	color: var(--muted);
	margin: .5rem 0 1.5rem;
}


.page {
	padding: 2.5rem 0 3rem;
}

.page h1 {
	color: #dadce4;
}

.cards {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
	gap: 1rem;
	margin-top: 1.5rem;
}

.card {
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 8px;
	padding: 1.1rem 1.25rem;
	display: block;
}

.card:hover {
	border-color: var(--accent);
}

.card h3 {
	margin: 0 0 .35rem;
	color: #dadce4;
	font-size: 1.05rem;
}

.card p {
	margin: 0;
	color: var(--muted);
	font-size: .95rem;
}

/* второстепенная фича — приглушённая карточка */
.card-soft svg {
	color: var(--muted);
}

.card-soft h3 {
	color: var(--ink);
}

.muted {
	color: var(--muted);
}

time.muted {
	font-size: .85rem;
}

.page table,
.prose table {
	border-collapse: collapse;
	width: 100%;
}

.page th,
.page td,
.prose th,
.prose td {
	border: 1px solid var(--line);
	padding: .45rem .7rem;
	text-align: left;
}

.page code,
.prose code {
	background: var(--bar);
	border: 1px solid var(--line);
	border-radius: 4px;
	padding: .1em .35em;
	font-size: .9em;
}

.page pre,
.prose pre {
	background: var(--bar);
	border: 1px solid var(--line);
	border-radius: 6px;
	padding: .9rem 1rem;
	overflow-x: auto;
}

.page pre code,
.prose pre code {
	border: none;
	padding: 0;
	background: none;
}

.page a:not(.btn),
.prose a:not(.btn) {
	color: var(--accent);
}

.page a:not(.btn):hover,
.prose a:not(.btn):hover {
	text-decoration: underline;
}

footer {
	border-top: 1px solid var(--line);
	background: var(--bar);
	padding: 1.25rem 0;
	color: var(--muted);
}

.foot-in {
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: .75rem;
}

footer a:hover {
	color: var(--accent);
}

@media (max-width: 640px) {
	.bar-in {
		gap: .9rem;
	}

	.topbar nav {
		gap: .9rem;
	}
}