:root {
	--bg: #fcfcfd;
	--bg-soft: #f8fafc;
	--panel: rgba(255, 255, 255, 0.92);
	--line: rgba(15, 23, 42, 0.07);
	--text: #0f172a;
	--muted: #526071;
	--brand: #111827;
	--brand-2: #2563eb;
	--accent: #0891b2;
	--max: 920px;
	--radius: 18px;
	--shadow: 0 18px 60px rgba(15, 23, 42, 0.06);
}

* {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	color: var(--text);
	background:
		radial-gradient(circle at top right, rgba(37, 99, 235, 0.06), transparent 28%),
		radial-gradient(circle at left 15%, rgba(8, 145, 178, 0.05), transparent 22%),
		linear-gradient(180deg, #ffffff 0%, #fcfcfd 48%, #f8fafc 100%);
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

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

.skip-link {
	position: absolute;
	top: -40px;
	left: 0.75rem;
	padding: 0.6rem 0.9rem;
	background: #111827;
	color: #fff;
	border-radius: 10px;
	z-index: 100;
}

.skip-link:focus {
	top: 0.75rem;
}

.wrap {
	width: min(calc(100% - 2rem), var(--max));
	margin: 0 auto;
}

.nav {
	position: sticky;
	top: 0;
	z-index: 10;
	backdrop-filter: blur(14px);
	background: rgba(252, 252, 253, 0.84);
	border-bottom: 1px solid rgba(15, 23, 42, 0.04);
}

.nav-inner {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	padding: 1rem 0;
}

.brand {
	font-weight: 800;
	letter-spacing: -0.03em;
}

.back-link {
	color: var(--muted);
	font-size: 0.95rem;
}

main {
	padding: 2.4rem 0 3rem;
}

h1, h2, h3 {
	line-height: 1.08;
	margin: 0 0 1rem;
}

h1 {
	font-size: clamp(2rem, 5vw, 3rem);
	letter-spacing: -0.03em;
}

h2 {
	font-size: clamp(1.4rem, 3.2vw, 2rem);
	letter-spacing: -0.02em;
	margin-top: 2.1rem;
}

p {
	margin: 0 0 1rem;
}

.lead {
	font-size: 1.08rem;
	color: var(--muted);
}

.actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.8rem;
	margin: 1.25rem 0 0.2rem;
}

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	border-radius: 999px;
	padding: 0.85rem 1.15rem;
	border: 1px solid transparent;
	font-weight: 700;
	transition: 0.2s ease;
}

.btn.primary {
	color: white;
	background: linear-gradient(135deg, #111827, #1f2937 55%, #2563eb 100%);
	box-shadow: 0 12px 28px rgba(17, 24, 39, 0.12);
}

.btn.secondary {
	color: var(--text);
	border-color: rgba(15, 23, 42, 0.08);
	background: rgba(255, 255, 255, 0.92);
}

.btn:hover {
	transform: translateY(-1px);
}

.card {
	padding: 1.2rem 1.25rem;
	border-radius: var(--radius);
	background: var(--panel);
	border: 1px solid var(--line);
	box-shadow: var(--shadow);
}

ul {
	padding-left: 1.1rem;
}

li {
	margin-bottom: 0.5rem;
	color: var(--muted);
}

p, li {
	color: var(--muted);
}

a:focus-visible,
button:focus-visible,
.btn:focus-visible {
	outline: 3px solid rgba(37, 99, 235, 0.38);
	outline-offset: 3px;
	border-radius: 10px;
}