:root {
	color-scheme: dark;
	font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
	--page-pad: clamp(1rem, 4vw, 3rem);
	min-height: 100dvh;
	margin: 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: var(--page-pad);
	padding-bottom: 0;
	overflow-x: hidden;
	color: #f8fafc;
	background: #0b1020;
}

body::before,
body::after {
	position: fixed;
	z-index: -1;
	width: 28rem;
	height: 28rem;
	border-radius: 50%;
	content: "";
	filter: blur(100px);
	opacity: .22;
}

body::before { top: -10rem; left: -8rem; background: #7c3aed; }
body::after { right: -9rem; bottom: -12rem; background: #0891b2; }

main {
	width: fit-content;
	max-width: 100%;
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: clamp(1.25rem, 3vw, 2rem) clamp(1.25rem, 4vw, 2.5rem);
	text-align: center;
	background: rgba(15, 23, 42, .78);
	border: 1px solid rgba(148, 163, 184, .2);
	border-radius: clamp(1.25rem, 4vw, 2rem);
	box-shadow: 0 20px 60px rgba(0, 0, 0, .28);
	backdrop-filter: blur(16px);
}

h1 {
	margin: 0;
	font-size: clamp(2.8rem, 9vw, 5.8rem);
	line-height: 1.12;
	padding-bottom: .08em;
	letter-spacing: -.06em;
	background: linear-gradient(120deg, #fff, #c4b5fd 55%, #67e8f9);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

p {
	max-width: min(30rem, 100%);
	margin: clamp(1rem, 3vw, 1.5rem) auto 0;
	color: #cbd5e1;
	font-size: clamp(1rem, 2vw, 1.08rem);
	line-height: 1.7;
}

footer {
	width: 100%;
	margin-top: auto;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	padding: 1rem var(--page-pad);
	color: #94a3b8;
	font-size: clamp(.82rem, 1.6vw, .9rem);
	line-height: 1.8;
}

footer a {
	color: #67e8f9;
	text-decoration: none;
}

footer a:hover,
footer a:focus-visible {
	text-decoration: underline;
}

@media (max-width: 520px) {
	footer {
		align-items: flex-start;
		flex-direction: column;
		gap: .25rem;
	}
}

@media (prefers-reduced-motion: no-preference) {
	main {
		animation: appear .7s ease-out both;
	}
}

@keyframes appear {
	from { opacity: 0; transform: translateY(1rem); }
	to { opacity: 1; transform: translateY(0); }
}