/* 全局样式 */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: 'Microsoft YaHei', Arial, sans-serif;
}

body {
	line-height: 1.6;
	color: #333;
}

a {
	text-decoration: none;
	color: #0066cc;
}

.container {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 15px;
}

/* 头部样式 */
header {
	background-color: #fff;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
	position: sticky;
	top: 0;
	z-index: 100;
}

.header-container {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 15px 0;
}

.logo {
	font-size: 24px;
	font-weight: bold;
	color: #0066cc;
}

nav ul {
	display: flex;
	list-style: none;
}

nav ul li {
	margin-left: 30px;
}

nav ul li a {
	color: #333;
	font-weight: 500;
	transition: color 0.3s;
}

nav ul li a:hover {
	color: #0066cc;
}

/* Banner区 */
.banner {
	background: linear-gradient(135deg, #0066cc 0%, #00ccff 100%);
	color: white;
	padding: 100px 0;
	text-align: center;
}

.banner h1 {
	font-size: 2.5rem;
	margin-bottom: 20px;
}

.banner p {
	font-size: 1.2rem;
	max-width: 800px;
	margin: 0 auto 30px;
}

.btn {
	color: white;
	cursor: pointer;
	font-weight: bold;
	padding: 12px 30px;
	border-radius: 4px;
	display: inline-block;
	background-color: #ff6600;
	transition: background-color 0.3s;
}

.btn:hover {
	background-color: #e65c00;
}

.features {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	margin-top: 30px;
}

.feature-item {
	margin: 0 15px;
	display: flex;
	align-items: center;
}

.feature-item:before {
	content: "✓";
	margin-right: 5px;
}

/* 技术介绍 */
.intro-section {
	background: #fff;
	padding: 40px 0 40px;
}

.intro-content {
	max-width: 800px;
	margin: 0 auto;
	text-align: center;
	line-height: 1.8;
}

.intro-content h2 {
	margin-bottom: 10px;
}

.intro-content p {
	margin-bottom: 20px;
}

.highlight {
	color: #ff6600;
	font-weight: bold;
}

/* 独立服务板块 */
.service-section {
	padding: 60px 0;
}

.service-section:nth-child(even) {
	background-color: #f9f9f9;
}

.service-container {
	display: flex;
	align-items: center;
	gap: 50px;
}

.service-content {
	flex: 1;
}

.service-image {
	flex: 1;
	min-height: 300px;
	background-size: cover;
	background-position: center;
	border-radius: 8px;
}

.service-title {
	color: #0066cc;
	font-size: 1.8rem;
	margin-bottom: 20px;
}

/* 页脚 */
footer {
	color: #fff;
	text-align: center;
	padding: 20px 0 20px;
	background-color: #333;
}

.contact-info {
	margin-bottom: 20px;
}

.copyright {
	padding-top: 20px;
	border-top: 1px solid #444;
	color: #aaa;
	font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
	.header-container {
		flex-direction: column;
	}

	nav ul {
		margin-top: 15px;
	}

	nav ul li {
		margin: 0 10px;
	}

	.banner h1 {
		font-size: 2rem;
	}

	.service-container {
		flex-direction: column;
	}

	.service-image {
		width: 100%;
		order: -1;
		margin-bottom: 30px;
	}
}