:root {
	--bg-gradient: radial-gradient(circle at top left, #001935, #000814 80%);
	--accent: #00b4ff;
	--accent-light: #72d5ff;
	--text: #e8f1ff;
	--blur-bg: rgba(255, 255, 255, 0.08);
	--border: rgba(255, 255, 255, 0.15);
}

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

body {
	font-family: 'Manrope', sans-serif;
	background: var(--bg-gradient);
	color: var(--text);
	display: flex;
	align-items: center;
	justify-content: center;
	height: 100vh;
	overflow: hidden;
	text-align: center;
}

.card {
	background: var(--blur-bg);
	backdrop-filter: blur(12px);
	border: 1px solid var(--border);
	border-radius: 20px;
	padding: 2.8rem 3.5rem;
	box-shadow: 0 0 25px rgba(0, 123, 255, 0.25);
	animation: fadeInUp 1s ease both;
	transition: all 0.3s ease;
}

.card:hover {
	box-shadow: 0 0 45px rgba(0, 180, 255, 0.35);
	transform: translateY(-3px);
}

@keyframes fadeInUp {
	from {
		opacity: 0;
		transform: translateY(20px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.card h1 {
	font-size: 2.3rem;
	font-weight: 700;
	color: #fff;
	letter-spacing: 0.5px;
	margin-bottom: 0.6rem;
}

.subtitle {
	opacity: 0.85;
	font-size: 1.1rem;
	font-weight: 400;
	margin-bottom: 2rem;
	color: var(--accent-light);
}

#link-sheet {
	display: flex;
	flex-direction: column;
	gap: 1rem;
	align-items: center;
}

a {
	color: var(--accent);
	text-decoration: none;
	font-weight: 500;
	font-size: 1.1rem;
	display: flex;
	align-items: center;
	gap: 0.7rem;
	padding: 0.6rem 1.2rem;
	border-radius: 8px;
	transition: all 0.25s ease;
}

a i {
	font-size: 1.25rem;
	opacity: 0.9;
}

a:hover {
	background: rgba(0, 180, 255, 0.15);
	color: var(--accent-light);
	transform: scale(1.05);
}

@media (max-width: 600px) {
	.card {
		padding: 2rem 2.5rem;
	}
	.card h1 {
		font-size: 1.9rem;
	}
	a {
		font-size: 1rem;
	}
}