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

html,
body {
	height: 100%;
}

body {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
	font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
	color: #333;
	background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
	text-align: center;
}

header {
	padding: 32px 16px;
}

header h1 {
	font-size: 22px;
	font-weight: 600;
	letter-spacing: 2px;
	color: #2c3e50;
}

main {
	flex: 1;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 16px;
}

.construction {
	font-size: 56px;
	font-weight: 700;
	letter-spacing: 6px;
	color: #1f6feb;
	text-shadow: 0 2px 8px rgba(31, 111, 235, 0.25);
}

footer {
	padding: 24px 16px;
}

footer a {
	font-size: 14px;
	color: #666;
	text-decoration: none;
	transition: color 0.2s;
}

footer a:hover {
	color: #1f6feb;
	text-decoration: underline;
}

@media (max-width: 600px) {
	.construction {
		font-size: 32px;
		letter-spacing: 3px;
	}
}