@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@700&display=swap');

/* 基础样式 */
body {
	font-family: 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
	line-height: 1.6;
	color: #333;
	background: #f5f5f5;
}

.logo {
	font-family: 'Noto Serif SC', serif;
	font-size: 48px;
	background: linear-gradient(135deg, #2B6CB0 30%, #4299E1 70%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	position: relative;
	animation: flow 6s linear infinite;
}

@keyframes flow {
	0% {
		background-position: 0% 50%;
	}

	50% {
		background-position: 100% 50%;
	}

	100% {
		background-position: 0% 50%;
	}
}


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

/* 导航栏 */
.navbar {
	background: rgba(255, 255, 255, 0.95);
	box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
	padding: 20px 0;
	position: sticky;
	top: 0;
	z-index: 1000;
}

.nav-wrapper {
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.logo {
	font-size: 24px;
	font-weight: bold;
	color: #333;
	text-decoration: none;
}

nav ul {
	display: flex;
	list-style: none;
	margin: 0;
	padding: 0;
}

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

nav ul li a {
	color: #333;
	text-decoration: none;
	font-weight: 500;
	transition: color 0.3s ease;
}

nav ul li a:hover {
	color: #007bff;
}

/* 首页大图 */
.hero {
	position: relative;
	height: 600px;
	overflow: hidden;
}

.carousel {
	position: relative;
	width: 100%;
	height: 100%;
}

.carousel-inner {
	display: flex;
	height: 100%;
	transition: transform 0.5s ease;
}

.carousel-item {
	min-width: 100%;
	position: relative;
}

.carousel-item img {
	width: 100%;
	height: 600px;
	object-fit: cover;
}

.carousel-caption {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	color: white;
	background: rgba(0, 0, 0, 0.5);
}

.carousel-control-prev,
.carousel-control-next {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	background: rgba(0, 0, 0, 0.5);
	color: white;
	border: none;
	padding: 15px;
	cursor: pointer;
	z-index: 100;
}

.carousel-control-prev {
	left: 20px;
}

.carousel-control-next {
	right: 20px;
}

.cta-button {
	background: #007bff;
	color: white;
	padding: 12px 30px;
	border-radius: 25px;
	text-decoration: none;
	font-weight: 500;
	transition: background 0.3s ease;
}

.cta-button:hover {
	background: #0056b3;
}

/* 关于我们 */
.about-section {
	background: #fff;
	padding: 80px 0;
	color: #333;
	position: relative;
}

.about-section::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0, 0, 0, 0.6);
	display: none;
}

.about-section .container {
	position: relative;
	z-index: 1;
}

.stats {
	display: flex;
	justify-content: space-around;
	margin-top: 40px;
	gap: 20px;
}

.stat-card {
	background: #f5f5f5;
	border-radius: 8px;
	padding: 30px;
	text-align: center;
	flex: 1;
	max-width: 300px;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
	transform: translateY(-5px);
	box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.stat-number {
	color: #007bff;
	font-size: 48px;
	font-weight: bold;
	margin-bottom: 10px;
}

.stat-card p {
	color: #333;
	font-size: 18px;
	margin: 0;
}

.team-cards {
	display: flex;
	justify-content: space-around;
	margin-top: 40px;
	gap: 20px;
}

.team-card {
	background: #f5f5f5;
	border-radius: 8px;
	padding: 20px;
	text-align: center;
	flex: 1;
	max-width: 300px;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.team-card:hover {
	transform: translateY(-5px);
	box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.team-card img {
	width: 100px;
	height: 100px;
	border-radius: 50%;
	margin-bottom: 15px;
}

.team-card h3 {
	font-size: 24px;
	margin-bottom: 10px;
}

.team-card .position {
	color: #007bff;
	font-weight: bold;
	margin-bottom: 10px;
}

.team-card .bio {
	color: #666;
	font-size: 14px;
	line-height: 1.6;
}

/* 服务领域 */
.services-section {
	background: #fff;
	padding: 80px 0;
}

/* 产品展示 */
.products-section {
	background: url('images/products-bg.jpg') center/cover no-repeat;
	padding: 80px 0;
	position: relative;
}

.products-section::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(255, 255, 255, 0.9);
}

.products-section .container {
	position: relative;
	z-index: 1;
}

/* 联系我们 */
.contact-section {
	background: url('images/contact-bg.jpg') center/cover no-repeat;
	padding: 80px 0;
	color: #fff;
	position: relative;
}

.contact-section::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0, 0, 0, 0.8);
}

.contact-section .container {
	position: relative;
	z-index: 1;
}

/* 卡片布局 */
.card-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 30px;
	margin-top: 40px;
}

.card {
	background: white;
	border-radius: 8px;
	box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
	padding: 30px;
	text-align: center;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
	transform: translateY(-5px);
	box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.card h3 {
	margin: 20px 0 10px;
	color: #333;
}

.card p {
	color: #666;
	line-height: 1.6;
}

.card-icon {
	font-size: 40px;
	margin-bottom: 20px;
}

.card img {
	width: 100%;
	height: 200px;
	object-fit: cover;
	border-radius: 4px;
	margin-bottom: 20px;
}

/* 页脚 */
footer {
	background: #1a1a1a;
	color: #fff;
	padding: 60px 0 20px;
}

.footer-content {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	margin-bottom: 40px;
}

.footer-brand h3 {
	font-size: 24px;
	margin-bottom: 10px;
}

.footer-brand p {
	color: #aaa;
}

.footer-links {
	display: flex;
	gap: 60px;
}

.link-group h4 {
	margin-bottom: 20px;
	font-size: 18px;
}

.link-group ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.link-group li {
	margin-bottom: 10px;
}

.link-group a {
	color: #aaa;
	text-decoration: none;
	transition: color 0.3s ease;
}

.link-group a:hover {
	color: #007bff;
}

.footer-bottom {
	border-top: 1px solid #333;
	padding-top: 20px;
	text-align: center;
	color: #888;
}

/* 邮箱图标 */
.email-icon {
	position: fixed;
	right: 20px;
	top: 50%; /* 垂直居中 */
	transform: translateY(-50%); /* 确保精确居中 */
	z-index: 1000;
	transition: transform 0.3s ease;
}

.email-icon img {
	width: 50px; /* 调整图标大小 */
	height: 50px;
	transition: transform 0.3s ease, opacity 0.3s ease;
}

.email-icon img:hover {
	transform: scale(1.1); /* 悬停时放大 */
	opacity: 0.9; /* 悬停时略微透明 */
}