:root {
	color-scheme: dark;
	font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
	background: #121212;
	color: #fff;
}

body {
	margin: 0;
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
}

main {
	max-width: 520px;
	padding: 48px 24px;
	text-align: center;
}

h1 {
	margin: 16px 0 8px;
	font-size: 2.2rem;
}

h2 {
	font-size: 1.1rem;
	margin: 0 0 8px;
}

.lead {
	color: #a0a0a0;
	line-height: 1.5;
}

.actions {
	display: flex;
	flex-direction: column;
	gap: 12px;
	margin: 32px 0;
}

.btn {
	display: block;
	padding: 14px 20px;
	border: 2px solid #2ecc71;
	border-radius: 12px;
	background: #2ecc71;
	color: #121212;
	font-weight: 700;
	text-decoration: none;
}

.btn.secondary {
	background: transparent;
	color: #2ecc71;
}

section {
	text-align: left;
	background: #1e1e1e;
	border: 1px solid #333;
	border-radius: 14px;
	padding: 16px 20px;
}

ol {
	margin: 0;
	padding-left: 20px;
	line-height: 1.7;
	color: #ddd;
}