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

ul,
li {
	list-style: none;
}

a {
	color: rgba(18, 24, 40, 1);
	text-decoration: none;
}

img {
	display: block;

}

body {
	font-family: Arial, 'microsoft yahei', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
	line-height: 1.6;
	color: rgba(18, 24, 40, 1);
}

.bg-f3 {
	background: #F3F3F3;
}

.bg-w {
	background: #fff;
}

.bold {
	font-weight: bold;
}

.pr {
	position: relative;
}

.pt100 {
	padding-top: 100px;
}
.p60 {
	padding: 60px;
}
.pt70 {
	padding-top: 70px;
}

.pb70 {
	padding-bottom: 70px;
}
.pb100{
	padding-bottom: 100px;
}
.mt70 {
	margin-top: 70px;
}

.pt20 {
	padding-top: 20px;
}

.pl40 {
	padding-left: 40px;
}

.mt60 {
	margin-top: 60px;
}

.pr50 {
	padding-right: 50px;
}

.mt20 {
	margin-top: 20px;
}

.mr30 {
	margin-right: 30px;
}

.pl30 {
	padding-left: 30px;
}

.pt10 {
	padding-top: 10px;
}

.pt40 {
	padding-top: 40px;
}

.pb40 {
	padding-bottom: 40px;
}

.mt30 {
	margin-top: 30px
}

.mt50 {
	margin-top: 50px
}

.lh-2 {
	line-height: 2;
}

h2 {
	font-size: 40px;
	font-weight: 500;
	color: rgb(18, 24, 40);
}
.f36 {
	font-size: 36px;
}


.f24 {
	font-size: 24px;
}

.f16 {
	font-size: 16px;
}

.border-b {
	border-bottom: 1px solid #E6E6E6;
}

.cw {
	color: #fff;
}
.cr{color: red;}
.cd {
	color: #ddd;
}

.c6 {
	color: #666;
}

.tc {
	text-align: center;
}

.tb {
	font-weight: bold;
}
.flex-1{
	flex: 1;
}
.m-center {
	margin: 0 auto;
}

.container {
	max-width: 1400px;
	margin: 0 auto;
}

.header {
	height: 80px;
	line-height: 80px;
	font-size: 18px;
	position: fixed;
	left: 0;
	right: 0;
	z-index: 1002;
}

.mack {
	position: fixed;
	box-shadow: 0px 2px 12px rgba(0, 0, 0, 0.25);
	background: #fff;
	height: 80px;
	position: fixed;
	left: 0;
	right: 0;
	top: 0;
	z-index: 1001;
	opacity: 0;
}

.header .logo {
	margin: 0px 200px 0 0;
}

.header li {
	padding: 0 24px
}
.header.changeClass a{
color: #fff;
}
.logo-black{
	display: none;
}
.about {
	position: relative;
}

.about .aboutTxt {
	position: absolute;
	left: 0;
	top: 0;
}

.about .aboutContent {
	width: 672px;
	line-height: 32px;
	font-size: 18px;
}

.about .line {
	width: 112px;
	height: 4px;
	background: rgba(18, 24, 40, 1);
	margin: 16px 0;
}

.pro {
	height: 860px;
	background: rgba(243, 243, 243, 1);
}

.pro .card {
	border-radius: 16px;
	width: 424px;
	height: 500px;
	overflow: hidden;
	/* 防止图片放大时超出容器 */
	border-radius: 16px;
	background: rgba(255, 255, 255, 1);
	box-shadow: 0px 8px 8px 4px rgba(128, 128, 128, 0.05);
}

.pro-more {
	position: absolute;
	left: 40px;
	top: 120px;
	display: none;
}


.pro .card img {
	transition: transform 0.3s ease;
	/* 添加过渡效果 */
}

.pro .card:hover img {
	transform: scale(1.1);
	/* 鼠标悬停时图片放大1.1倍 */
}

.pro .card:hover .pro-more {
	display: block;
}

.news {
	height: 740px;
	background: url(../images/index-news.png) no-repeat center center;
	background-size: cover;
}

.news .card {
	background: #fff;
	border-radius: 16px;
	padding: 30px;
}

.gotop {
	position: fixed;
	bottom: 86px;
	right: 30px;
	cursor: pointer;
	z-index: 3;
	transition: all 0.3s ease;
	display: none;
}
.gotop.show {
    display: block; /* 显示返回顶部按钮 */
}

.footer {
	background-color: rgba(18, 24, 40, 1);
}

.footer .part-1 {
	width: 200px;
}

.footer .part-2 {
	width: 480px;
	padding-left: 120px;
	padding-right: 30px;
}

.footer .line {
	height: 136px;
	width: 1px;
	background-color: #6B747D;
}

.footer ul {
	padding-top: 20px;
	line-height: 2.5;
}

.footerIcon {
	height: 20px;
	margin: 10px
}

.footer .footerBottom {
	font-size: 16px;
	line-height: 32px;
	padding-bottom: 30px;
	color: #D6D6D6;
}

.footer .footer-line {
	height: 1px;
	background: #6B747D;
	margin: 30px 0;
}

.more {
	width: 96px;
	line-height: 32px;
	border-radius: 100px;
	border: 1px solid rgba(107, 116, 125, 1);
	font-size: 14px;
	position: relative;
	display: block;
	padding: 0 20px 0 15px;
}

.more::after {
	display: block;
	position: absolute;
	top: 10px;
	right: 10px;
	content: '';
	width: 10px;
	height: 10px;
	background: url(../images/icon-right.svg) no-repeat center center;
}

.carousel-container {
	width: 100%;
	overflow: hidden;
	position: relative;
}

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

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

.carousel-item {
	min-width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	background-color: #f5f5f5;
	border-radius: 4px;
}

.small {
	font-size: 18px;
	color: #333;
	margin: 0;
}

.carousel-indicators {
	position: absolute;
	bottom: 10px;
	left: 50%;
	transform: translateX(-50%);
	display: flex;
	gap: 8px;
	z-index: 10;
}

.carousel-indicators span {
	width: 50px;
	height: 3px;
	border-radius: 2px;
	background-color: #6B747D;
	cursor: pointer;
	transition: background-color 0.3s;
}

.carousel-indicators span.active {
	background-color: #fff;
}

.swiper-pagination-bullet {
	width: 50px;
	border-radius: 0;
	height: 4px;
}

.swiper-pagination-bullet-active {
	background: #fff;
}

/* 箭头样式 */
.carousel-arrow {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	background-color: rgba(0, 0, 0, 0.3);
	color: white;
	border: none;
	width: 40px;
	height: 40px;
	border-radius: 50%;
	cursor: pointer;
	z-index: 10;
	font-size: 18px;
	transition: background-color 0.3s;
}

.carousel-arrow:hover {
	background-color: rgba(0, 0, 0, 0.5);
}

.carousel-arrow-left {
	left: 10px;
}

.carousel-arrow-right {
	right: 10px;
}

.swiper-button-prev,
.swiper-button-next {
	width: 50px;
	height: 50px;
	background: #fff;
	border-radius: 100px;
}

.swiper-button-prev {
	left: 0
}

.swiper-button-next {
	right: 0
}

/* 确保容器有相对定位 */
.swiper.mySwiper {
	position: relative;
	padding-left: 70px;
	padding-right: 70px;
}

.swiper-button-next:after,
.swiper-button-prev:after {
	font-size: 24px;
	color: #121828;

}

/* 响应式设计 */
@media (max-width: 768px) {
	.container {
		padding: 0 1rem;
	}
}

/* 动画效果 */
.transition-all {
	transition: all 0.3s ease;
}

.transition-colors {
	transition: color 0.3s ease, background-color 0.3s ease;
}

.transition-shadow {
	transition: box-shadow 0.3s ease;
}

/* 渐变背景 */
.bg-gradient-to-r {
	background: linear-gradient(to right, #3b82f6, #8b5cf6);
}

/* 阴影效果 */
.shadow-sm {
	box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.shadow-md {
	box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.shadow-lg {
	box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* 圆角 */
.rounded-lg {
	border-radius: 0.5rem;
}

.rounded-full {
	border-radius: 9999px;
}

/* 布局工具类 */
.min-h-screen {
	min-height: 100vh;
}

.flex {
	display: flex;
}

.grid {
	display: grid;
}

.hidden {
	display: none;
}