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

}

/* @import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap'); */
@font-face {
    font-family: 'SourceHanSans';
    src: url('fonts/sourcehansans.woff') format('woff'),
	url('fonts/sourcehansans.woff') format('woff2');
    font-weight: normal;
    font-style: normal;
}
/* 应用思源黑体到全局 */
body {
	/* font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif; */
	/* sourcehansans.woff */
	font-family: 'Source Han Sans', sans-serif;
}

/* 导航栏样式优化 */
.navbar—one {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	height: 64px;
	background: white;
	align-items: center;
	box-shadow: 0 1px 0 0 rgba(0, 0, 0, 0.1);
	z-index: 1000;
}
.navbar {
	display: flex;
	align-items: center;
	max-width: 1400px;
	margin: 0 auto;
}

.logo {
	display: flex;
	align-items: center;
}

.logo img {
	height: 36px;
	margin-right: 40px;
}

.nav-links {
	display: flex;
	align-items: center;
	justify-content: center;
	/* 添加此行实现水平居中 */
	flex: 1;
}

.nav-links a {
	color: #333;
	text-decoration: none;
	font-size: 16px;
	padding: 22px 40px;
	position: relative;
}

.nav-links a:hover {
	color: #4A90E2;
}

.nav-links a:hover::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 16px;
	right: 16px;
	height: 2px;
	background: #4A90E2;
}

.contact-wrapper {
	display: flex;
	align-items: center;
	gap: 16px;
}

.contact-btn {
	background: white;
	border: 1px solid #000000;
	padding: 6px 24px;
	border-radius: 20px;
	cursor: pointer;
	font-size: 14px;
}

.contact-btn a{
	text-decoration: none;
	color: #000000;
}


.search-btn {
	background: none;
	border: none;
	cursor: pointer;
	padding: 8px;
}

.search-btn img {
	width: 20px;
	height: 20px;
	opacity: 0.7;
}

.search-btn:hover img {
	opacity: 1;
}

/* 为了防止导航栏遮挡内容 */
.content {
	margin-top: 64px;
}

/* 主横幅样式 */
.hero {
	height: 100vh;
	background: linear-gradient(135deg, #6c63ff 0%, #4a90e2 100%);
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	color: white;
	padding: 0 5%;
}

.hero-content {
	max-width: 800px;
}

.hero h1 {
	font-size: 3rem;
	margin-bottom: 1rem;
}

.case-banner-carousel {
	width: 100%;
}

.carousel-container img {
	width: 100%;
}

.carousel-slide {
	position: absolute;
	width: 100%;
	height: 100%;
	opacity: 0;
	transition: opacity 0.5s ease-in-out;
	visibility: hidden;
}

.carousel-slide.active {
	opacity: 1;
	visibility: visible;
}

.carousel-slide img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.carousel-controls {
	position: absolute;
	bottom: 30px;
	left: 50%;
	transform: translateX(-50%);
	display: flex;
	align-items: center;
	gap: 20px;
	z-index: 2;
}

.carousel-controls button {
	background: rgba(0, 0, 0, 0.5);
	border: none;
	color: white;
	padding: 8px 16px;
	cursor: pointer;
	border-radius: 4px;
	font-size: 18px;
}

.carousel-controls button:hover {
	background: rgba(0, 0, 0, 0.7);
}

.carousel-indicators {
	display: flex;
	gap: 10px;
}

.carousel-indicators span {
	width: 40px;
	height: 6px;
	border-radius: 15px;
	background: #FFF;
	cursor: pointer;
}

.carousel-indicators span.active {
	background: #EE8935;
	width: 40px;
}

.xinshu-content {
	max-width: 1400px;
	margin: 0 auto;
	margin-bottom: 80px;
	margin-top: 40px;
}



.list-item {
	/* 上边 | 右边 | 下边 | 左边 */
	/* padding:38px 55px 38px 0px; */
	/* margin: 15px 0; */
	background: #F5F7FA;
	/* border-radius: 12px; */
	/* box-shadow: 0 3px 6px rgba(0,0,0,0.1); */
	cursor: pointer;
	transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
	transform-origin: left center;
	margin-bottom: 30px;
	height: 200px;
	display: flex;
	align-items: center;

}

.list-item:hover {
	transform: translateX(5px);
}

.list-item-resource{
	background: #F5F7FA;
	cursor: pointer;
	transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
	transform-origin: left center;
	margin-bottom: 30px;
	height: 200px;
	display: flex;
	align-items: center;
}

.list-item-resource:hover {
	transform: translateX(5px);
	box-shadow: 0 3px 6px rgba(0,0,0,0.3); 
}


.list-item.selected {
	/* linear-gradient(135deg, #f8f9ff, #e0f0ff); */
	background: #fff;
	/* border: 2px solid #2196F3; */
	box-shadow: 0px 4px 10px 0px rgba(0, 0, 0, 0.3);
	/* transform: scale(1.05) translateX(0px); */
	z-index: 1;
	position: relative;
}

.list-item.selected::after {
	content: "";
	position: absolute;
	/* right: -15px; */
	top: 50%;
	transform: translateY(-50%);
	width: 0;
	height: 0;
	/* 指示三角形 */
	/* border-top: 15px solid transparent;
            border-bottom: 15px solid transparent;
            border-left: 15px solid #2196F3; */
}

.list-item-left {
	width: 166px;
	height: 124px;
	text-align: center;
	margin: 0 auto;
	font-family: Source Han Sans;
	font-size: 35px;
	padding-top: 18px;
	border-right: 1px solid #989898;
	transition: all 0.3s ease;
	color: #333;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
}

.list-item-left .date-day {
	font-size: 32px;
	font-weight: 500;
}

.list-item-left .date-year {
	font-size: 36px;
	font-weight: 600;
	margin-top: 5px;
}

.list-item-left:hover {
	background: linear-gradient(270deg, #4D3DA3 0%, #B34A43 100%);
	color: #000;
	box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}

/* list-item-left.selected */
.list-item-left.selected {
	background: linear-gradient(270deg, #4D3DA3 0%, #B34A43 100%);
	color: #000;
}

/* selected */
.item-right-content.selected {
	color: #000;
}
.item-right-title {
	font-family: Source Han Sans;
	font-size: 20px;
	color: #191919;
	margin-bottom: 15px;
}

.item-right-content {
	font-family: Source Han Sans;
	font-size: 16px;
	color: #989898;
}

/* 响应式设计 */
@media (max-width: 768px) {}

/* 页脚样式 */
.footer {
	background-color: #EBE9F5;
	color: #333;
}

.footer-content {
	max-width: 1400px;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	background: #F1F1F1;
	padding-right: 40px;
}

.footer-left {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 20px;
	background: #FFF;
	height: 300px;
	padding-top: 40px;
	padding-left: 20px;
	padding-right: 20px;
	padding-bottom: 40px;
	width: 278px;
}

.footer-logo img {
	height: 40px;
	width: 100%;
}

.footer-qr {
	text-align: center;
}

.footer-qr img {
	width: 120px;
	height: 120px;
	margin-bottom: 10px;
}

.footer-qr p {
	font-size: 14px;
	color: #666;
}

.footer-nav {
	display: flex;
	gap: 60px;
	padding-top: 50px;
	flex: 1;
	justify-content: center;
}

.footer-nav-column h4 {
	font-size: 16px;
	font-weight: 500;
	margin-bottom: 20px;
	color: #333;
}

.footer-nav-column h4 a{
	text-decoration: none;
	color: #333;
}

.footer-nav-column ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.footer-nav-column ul li {
	margin-bottom: 12px;
}

.footer-nav-column ul li a {
	color: #666;
	text-decoration: none;
	font-size: 14px;
	transition: color 0.3s;
}

.footer-nav-column ul li a:hover {
	color: #333;
}

.footer-bottom {
	text-align: center;
	padding-top: 10px;
	padding-bottom: 10px;
	border-top: 1px solid #eee;
	background: #000000;
}

.footer-bottom p {
	font-size: 12px;
	color: #999;
}

.project-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 48px;
	padding-bottom: 110px;
}

.project-grid-four {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
	gap: 37px;
	padding-bottom: 95px;
}


.project-card {
	background: #F6F8FD;
	/* border-radius: 12px;   */
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
	transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
	text-align: center;
	min-height: 200px;
	height: 446px;
}

.card-item img {
	height: auto;
}

.project-card:hover {
	transform: translateY(-5px);
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.project-title {
	color: #191919;
	font-family: Source Han Sans;
	font-size: 16px;
	font-weight: normal;
	line-height: 30px;
	letter-spacing: 0em;
}

.f-title {
	font-family: Source Han Sans;
	font-size: 35px;
	font-weight: bold;
	line-height: normal;
	letter-spacing: 0em;
	color: #7D67DF;
	text-align: center;
	margin-top: 105px;
	margin-bottom: 53px;
}

.f-card-item-title {
	font-family: Source Han Sans;
	font-size: 25px;
	font-weight: bold;
	line-height: normal;
	letter-spacing: 0em;
	color: #7D67DF;
	margin-top: 30px;
	margin-bottom: 22px;
}

.f-content {
	font-family: Source Han Sans;
	font-size: 18px;
	font-weight: normal;
	line-height: 40px;
	letter-spacing: 0em;
	color: #191919;
	margin-bottom: 33px;
}

.item-div-title {
	font-family: Source Han Sans;
	font-size: 35px;
	font-weight: bold;
	line-height: normal;
	letter-spacing: 0em;
	color: #191919;
	padding-top: 82px;
	padding-bottom: 40px;
	text-align: center;
}

.more-load-div {
	display: flex;
	justify-content: center;
	/* margin-top: 30px; */
	margin-bottom: 50px;

}

.more-load {
	background-color: #EE8935;
	color: #FFFFFF;
	width: 100px;
	height: 30px;
	line-height: 30px;
	text-align: center;
	border-radius: 23px;
	font-size: 16px;
	cursor: pointer;
}

@media (min-width: 768px) {
	.project-grid {
		grid-template-columns: repeat(3, 1fr);
	}

	.project-grid-four {
		grid-template-columns: repeat(4, 1fr);
	}
}

@media (max-width: 767px) {
	.project-grid {
		grid-template-columns: 1fr;
	}

	.project-card {
		padding: 30px;
	}


	.project-grid-four {
		grid-template-columns: 2fr;
	}
}

.item-four-bg {
	height: 446px;
	position: relative;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
	transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.item-four-bg:hover {
	transform: translateY(-5px);
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.item-four-title {
	height: 446px;
	width: 100%;

	opacity: 1;

	font-family: Source Han Sans;
	font-size: 30px;
	font-weight: bold;
	text-align: center;
	letter-spacing: 0em;
	color: #FFFFFF;
	line-height: 446px;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}




.custom-tab {
	margin: -3px auto;
	display: flex;
	justify-content: center;
	height: 50px;
	/* border-bottom: 1px solid #ccc; */
	box-shadow: 0px 0px 2px 0px rgba(0, 0, 0, 0.3);
	align-items: center;

}

.tab-list {
	display: flex;
	height: 30px;
	/* border-bottom: 1px solid #ccc; */
	font-size: 16px;

	flex-direction: row;
	flex-wrap: wrap;
	gap: 60px
}

.tab-list div {
	/* padding: 10px 20px; */
	cursor: pointer;
	position: relative;
	/* 为底部线条的绝对定位做准备 */
	display: inline-block;
	/* 让元素宽度自适应内容 */
	text-align: center;
	/* 文字居中 */
}

.tab-list div.active::after {
	content: '';
	position: absolute;
	bottom: 2px;
	/* 确保线条紧贴 Tab 底部 */
	left: 50%;
	/* 初始位置在中间 */
	transform: translateX(-50%);
	/* 水平居中 */
	width: fit-content;
	/* 宽度自适应内容 */
	min-width: 100%;
	/* 最小宽度为元素宽度 */
	height: 2px;
	/* 设置渐变色背景 */
	background: linear-gradient(to right, #4D3DA3, #B34A43);
}

.list-bg {
	padding-bottom: 100px;
}

.list-bg:nth-child(even) {

	background: #FFFFFF;
}

/* 奇数行背景使用样式 odd等同于 2n+1 */
.list-bg:nth-child(odd) {
	background: #F6F8FD;
}



/* 1920 */
@media screen and (max-width:1998px) {
	.xinshu-content {
		width: 1400px;
		/* background-color: green; */
	}

	.navbar {
		width: 1400px;
	}
}



/* 1920 */
@media screen and (max-width:1998px) {
	.xinshu-content {
		width: 1400px;
		/* background-color: pink; */
	}

	.navbar {
		width: 1400px;
	}
}

/* 1600 */
@media screen and (max-width:1710px) {
	.xinshu-content {
		width: 1400px;
		/* background-color: blue; */
	}

	.navbar {
		width: 1400px;
	}
}

/* 1280 */
@media screen and (max-width:1420px) {
	.xinshu-content {
		width: 1000px;
		/* background-color: yellow; */
	}

	.navbar {
		width: 1000px;
	}

	.nav-links a {
		color: #333;
		text-decoration: none;
		font-size: 14px;
		padding: 22px 20px;
		position: relative;
	}

	.footer-content {
		max-width: 1000px;
	}

	.footer-left {
		gap: 10px;
		background: #FFF;
		height: 300px;
		padding-top: 40px;
		padding-left: 20px;
		padding-right: 20px;
		padding-bottom: 40px;
		width: 278px;
	}

	.footer-nav {
		gap: 30px;
	}

	.footer-nav-column h4 {
		font-size: 14px;
		font-weight: 500;
		margin-bottom: 20px;
		color: #333;
	}

	.footer-nav-column ul li a {
		color: #666;
		text-decoration: none;
		font-size: 14px;
		transition: color 0.3s;
	}

	.title-black {
		font-family: Source Han Sans;
		font-size: 28px;
		font-weight: bold;
		color: #000000;
		margin-bottom: 40px;
	}

	.com-content {
		font-family: Source Han Sans;
		font-weight: 400;
		font-size: 16px;
		color: #191919;
	}

	.about-f-img {
		width: 500px;
		height: 333px;
	}

	.about-left-div {
		width: 43%;
	}
}