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

body {
	width: 1440px;
	margin: 0 auto;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
	background-color: #f5f7fa;
	color: #333;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}

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

ul {
	list-style: none;
}

.container {
	width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

.header {
	position: relative;
	height: 450px;
	background-image: url('https://cdn24.gouzhuo.com/51/images/banner.jpg');
	background-size: cover;
	background-position: center;
	background-repeat: no-repeat;
	display: flex;
	align-items: center;
	background-color: rgba(30, 60, 180, 0.6); 
	background-blend-mode: overlay;
}

.header-content {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	width: 1200px;
	margin: 0 auto;
	padding-top: 40px;
}

.domain-info {
	color: #fff;
	flex: 1;
	text-align: left;
}

.welcome-text {
	font-size: 35px;
	margin-bottom: 10px;
	opacity: 0.9;
	font-weight: 300;
}

.domain-name {
	font-size: 72px;
	font-weight: bold;
	margin-bottom: 20px;
	letter-spacing: -1px;
	text-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.domain-desc {
	font-size: 24px;
	margin-bottom: 10px;
	font-weight: 500;
}

.domain-desc-en {
	font-size: 20px;
	opacity: 0.9;
	font-weight: 300;
}

.purchase-card {
	background: #fff;
	width: 380px;
	border-radius: 8px;
	padding: 30px;
	box-shadow: 0 10px 30px rgba(0,0,0,0.15);
	flex-shrink: 0;
}

.card-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 10px;
	border-bottom: 1px solid #eee;
	padding-bottom: 15px;
}

.card-title {
	font-size: 18px;
	font-weight: 600;
	color: #333;
}

.whois-link {
	font-size: 14px;
	color: #1677ff;
	cursor: pointer;
}

.whois-link:hover {
	text-decoration: underline;
}

.contact-info {
	margin-bottom: 10px;
	padding: 15px;
	background: #f5f7fa;
	border-radius: 6px;
}

.contact-item {
	display: flex;
	align-items: center;
	margin-bottom: 10px;
	font-size: 16px;
	color: #333;
}

.contact-item:last-child {
	margin-bottom: 0;
}

.contact-label {
	font-weight: 600;
	color: #666;
	margin-right: 8px;
	white-space: nowrap;
}

.contact-link {
	color: #1677ff;
	text-decoration: none;
	word-break: break-all;
	transition: color 0.3s;
}

.contact-link:hover {
	color: #4096ff;
	text-decoration: underline;
}

.buy-btn {
	display: block;
	width: 100%;
	background: #1677ff;
	color: #fff;
	text-align: center;
	padding: 14px 0;
	border-radius: 4px;
	font-size: 18px;
	font-weight: 500;
	margin-bottom: 15px;
	transition: background 0.3s;
	border: none;
	cursor: pointer;
}

.buy-btn:hover {
	background: #4096ff;
}

a.buy-btn:hover {
	color: #fff;
}

.features-list {
	margin-bottom: 20px;
}

.feature-item {
	display: flex;
	align-items: flex-start;
	margin-bottom: 15px;
	color: #666;
	font-size: 14px;
}

.feature-icon {
	width: 20px;
	height: 20px;
	margin-right: 10px;
	fill: #1677ff;
	flex-shrink: 0;
	margin-top: 2px;
}

.card-footer {
	border-top: 1px dashed #eee;
	padding-top: 20px;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.aliyun-sell {
	color: #ff6a00;
	font-size: 14px;
	display: flex;
	align-items: center;
	gap: 5px;
}

.aliyun-icon {
	width: 16px;
	height: 16px;
	fill: #ff6a00;
}

.more-link {
	color: #1677ff;
	font-size: 14px;
	display: inline-flex;
	align-items: center;
	gap: 4px;
	white-space: nowrap;
}

.more-link:hover {
	text-decoration: underline;
}

.main-section {
	padding: 60px 0;
	background: #fff;
}

.section-title {
	text-align: center;
	font-size: 28px;
	color: #333;
	margin-bottom: 50px;
	font-weight: 500;
}

.features-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 40px;
	width: 1200px;
	margin: 0 auto;
}

.feature-block {
	display: flex;
	align-items: flex-start;
}

.block-icon {
	width: 40px;
	height: 40px;
	margin-right: 20px;
	fill: #1677ff;
	flex-shrink: 0;
}

.block-content h3 {
	font-size: 18px;
	color: #333;
	margin-bottom: 10px;
	font-weight: 500;
}

.block-content p {
	font-size: 14px;
	color: #666;
	margin-bottom: 6px;
	line-height: 1.5;
}

@media (max-width: 900px) {
	body {
		width: 100%;
	}

	.container {
		width: 100%;
		padding: 0 15px;
	}

	.header {
		height: auto;
		min-height: auto;
		padding: 30px 0 40px;
	}

	.header-content {
		flex-direction: column;
		align-items: center;
		text-align: center;
		width: 100%;
		padding: 0 15px;
	}
	
	.domain-info {
		margin-bottom: 25px;
		text-align: center;
		width: 100%;
	}

	.welcome-text {
		font-size: 16px;
		margin-bottom: 8px;
	}

	.domain-name {
		font-size: 36px;
		margin-bottom: 15px;
		word-break: break-all;
	}

	.domain-desc {
		font-size: 16px;
		margin-bottom: 5px;
	}

	.domain-desc-en {
		font-size: 14px;
	}

	.purchase-card {
		width: 100%;
		max-width: none;
	}

	.features-grid {
		grid-template-columns: 1fr;
		gap: 30px;
		width: 100%;
	}
	
	.feature-block {
		background: #f9f9f9;
		padding: 20px;
		border-radius: 8px;
	}

	.card-footer {
		flex-direction: column;
		gap: 10px;
		text-align: center;
	}
}