/* 顶部header */
.site-header {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	z-index: 10;
	background-color: rgba(176, 35, 36, 0.8);
}

.header-inner {
	max-width: 1360px;
	width: 95%;
	margin: 0 auto;
	height: 140px;
	display: flex;
	align-items: center;
}

/* banner区域 */
.banner-section {
	position: relative;
	width: 100%;
	height: 700px;
	overflow: hidden;
}

.banner-swiper {
	width: 100%;
	height: 100%;
}

.banner-swiper .swiper-slide {
	width: 100%;
	height: 100%;
}

.banner-bg {
	width: 100%;
	height: 100%;
	background: url(../images/banner.png) center center / cover no-repeat;
}

.banner-bg2 {
	background-image: url(../images/banner.png);
}

.banner-bg3 {
	background-image: url(../images/banner.png);
}

.banner-swiper .swiper-pagination {
	bottom: 20px;
}

.banner-swiper .swiper-pagination-bullet {
	width: 12px;
	height: 12px;
	background: #fff;
	opacity: 0.5;
	border-radius: 50%;
	transition: all 0.3s;
}

.banner-swiper .swiper-pagination-bullet-active {
	opacity: 1;
	background: #b02324;
	width: 36px;
	border-radius: 10px;
	border: 2px solid #fff;
}

/* 内容区 */
.content-section {
	position: relative;
	background: url(../images/bg.png) center center / cover no-repeat;
	padding: 80px 0 100px;
}

.content-inner {
	max-width: 1360px;
	width: 95%;
	margin: 0 auto;
}

.section-title {
	text-align: center;
	font-size: 36px;
	font-weight: bold;
	color: #333;
	margin-bottom: 10px;
}

.section-line {
	width: 60px;
	height: 3px;
	background: #b02324;
	margin: 0 auto 50px;
}

.card-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}

.card-item {
	background: #fff;
	padding: 30px 24px 20px;
	position: relative;
	border-bottom: 2px solid #b02324;
	cursor: pointer;
	transition: all 0.3s;
}

.card-item:hover {
	background: #b02324;
}

.card-item:hover .card-text {
	color: #fff;
}

.card-item:hover .card-arrow,
.card-item:hover .card-triangle {
	filter: brightness(0) invert(1);
}

.card-text {
	font-size: 18px;
	color: #333;
	line-height: 1.6;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	overflow: hidden;
	text-overflow: ellipsis;
	transition: color 0.3s;
}

.card-footer {
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
	margin-top: 16px;
}

.card-arrow {
	width: auto;
	height: auto;
}

.card-triangle {
	width: auto;
	height: auto;
}

/* 底部footer */
.site-footer {
	background: #b02324;
	padding: 30px 0;
	text-align: center;
}

.footer-inner p {
	font-size: 16px;
	color: #fff;
	line-height: 2;
}

/* ========== 专栏首页 ========== */

/* 顶部红色区域 */
.col-header {
	background: #b02324;
	height: 200px;
	display: flex;
	flex-direction: column;
}

.col-header-inner {
	max-width: 1360px;
	width: 95%;
	margin: 0 auto;
	height: 140px;
	display: flex;
	align-items: center;
}

.col-logo {
	flex-shrink: 0;
}

/* 导航栏（在红色区域内，居中） */
.col-nav-wrap {
	max-width: 1360px;
	width: 95%;
	margin: 0 auto;
	position: relative;
}

/* 汉堡按钮 */
.hamburger {
	display: none;
	position: absolute;
	right: 0;
	top: 50%;
	transform: translateY(-100%);
	background: none;
	border: none;
	cursor: pointer;
	padding: 8px;
	z-index: 10;
}

.hamburger span {
	display: block;
	width: 24px;
	height: 3px;
	background: #fff;
	margin: 4px 0;
	transition: all 0.3s;
	border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
	transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.active span:nth-child(2) {
	opacity: 0;
}

.hamburger.active span:nth-child(3) {
	transform: rotate(-45deg) translate(5px, -6px);
}

/* 移动端菜单（独立结构） */
.mobile-nav {
	display: none;
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100vh;
	background: #fff;
	z-index: 9999;
	overflow-y: auto;
}

.mobile-nav-list {
	list-style: none;
	margin: 0;
	padding: 50px 0 0;
	background: #fff;
}

.mobile-nav-close {
	position: absolute;
	top: 12px;
	right: 20px;
	background: none;
	border: none;
	font-size: 32px;
	color: #333;
	cursor: pointer;
	z-index: 10;
	line-height: 1;
}

.mobile-nav-item {
	border-bottom: 1px solid #eee;
}

.mobile-nav-item > a,
.mobile-nav-link {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 14px 20px;
	font-size: 16px;
	color: #333;
	text-decoration: none;
}

.mobile-nav-item.active > a {
	color: #b02324;
}

.mobile-nav-item > a:hover,
.mobile-nav-link:hover {
	color: #b02324;
}

.arrow {
	font-size: 12px;
	transition: transform 0.3s;
	display: inline-block;
}

.mobile-nav-item.open .arrow {
	transform: rotate(180deg);
}

.mobile-sub-menu {
	display: none;
	list-style: none;
	margin: 0;
	padding: 0;
	background: #f9f9f9;
}

.mobile-sub-menu li {
	border-top: 1px solid #eee;
}

.mobile-sub-menu li a {
	display: block;
	padding: 12px 20px 12px 36px;
	font-size: 14px;
	color: #555;
	text-decoration: none;
}

.mobile-sub-menu li a:hover {
	color: #b02324;
}

.col-nav {
	background: #fff;
	height: 60px;
}

.nav-list {
	display: flex;
	align-items: center;
	height: 100%;
	list-style: none;
	margin: 0;
	padding: 0;
}

.nav-item {
	position: relative;
	height: 100%;
	display: flex;
	align-items: center;
	flex: 1;
	justify-content: center;
}

.nav-item:not(:last-child)::after {
	content: '';
	position: absolute;
	right: 0;
	top: 50%;
	transform: translateY(-50%);
	height: 20px;
	width: 1px;
	background: #ddd;
}

.nav-item a {
	display: block;
	padding: 0 36px;
	font-size: 18px;
	color: #333;
	text-decoration: none;
	height: 100%;
	line-height: 60px;
	transition: all 0.3s;
}

.nav-item.active a,
.nav-item a:hover {
	color: #b02324;
}

/* 二级菜单 */
.sub-menu {
	position: absolute;
	top: 100%;
	left: 0;
	min-width: 100%;
	background: #fff;
	box-shadow: 0 4px 12px rgba(0,0,0,0.12);
	list-style: none;
	margin: 0;
	padding: 8px 0;
	z-index: 100;
	opacity: 0;
	visibility: hidden;
	transform: translateY(10px);
	transition: all 0.3s ease;
}

.nav-item.has-sub:hover .sub-menu {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

.sub-menu li a {
	padding: 10px 20px;
	height: auto;
	line-height: 1.5;
	font-size: 16px;
	white-space: normal;
	word-break: break-all;
}

.sub-menu li a:hover {
	background: #f5f5f5;
	color: #b02324;
}

/* 专栏banner */
.col-banner {
	width: 100%;
	height: 300px;
	overflow: hidden;
}

.col-banner-bg {
	width: 100%;
	height: 100%;
	background: url(../images/banner2.jpg) center center / cover no-repeat;
}

/* 成果简介 */
.intro-section {
	padding: 60px 0;
	background: url(../images/bg2.png) center center / cover no-repeat;
}

.intro-inner {
	max-width: 1360px;
	width: 95%;
	margin: 0 auto;
	display: flex;
	gap: 40px;
	align-items: flex-start;
}

.intro-left {
	flex: 1;
}

.intro-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 10px;
}

.intro-title {
	font-size: 24px;
	font-weight: bold;
	color: #333;
}

.intro-more {
	font-size: 16px;
	color: #b02324;
	text-decoration: none;
}

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

.intro-line {
	width: 100%;
	height: 1px;
	background: #ddd;
	margin-bottom: 24px;
	position: relative;
}

.intro-line::before {
	content: '';
	position: absolute;
	left: 0;
	top: 0;
	width: 80px;
	height: 3px;
	background: #b02324;
}

.intro-highlight {
	background: #fff;
	height: 100px;
	display: flex;
	align-items: center;
	padding: 0 24px;
	margin-bottom: 30px;
	box-sizing: border-box;
	border-left: 4px solid #b02324;
}

.intro-highlight p {
	font-size: 20px;
	color: #b02324;
	font-weight: bold;
	line-height: 1.6;
}

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

.info-label {
	font-size: 18px;
	color: #b02324;
	font-weight: bold;
	margin-bottom: 8px;
}

.info-text {
	font-size: 16px;
	color: #555;
	line-height: 1.8;
}

.intro-right {
	flex: 0 0 660px;
}

.intro-video {
	position: relative;
	cursor: pointer;
	width: 660px;
	height: 380px;
}

.intro-video img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.play-btn {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	width: 60px;
	height: 60px;
	background: rgba(255,255,255,0.9);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
}

.play-btn::after {
	content: '';
	display: block;
	width: 0;
	height: 0;
	border-style: solid;
	border-width: 12px 0 12px 20px;
	border-color: transparent transparent transparent #b02324;
	margin-left: 4px;
}

/* 成果报告 */
.report-section {
	padding: 60px 0;
	background: #fff;
}

.report-inner {
	max-width: 1360px;
	width: 95%;
	margin: 0 auto;
}

.report-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 10px;
}

.report-title {
	font-size: 24px;
	font-weight: bold;
	color: #333;
}

.report-more {
	font-size: 16px;
	color: #b02324;
	text-decoration: none;
}

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

.report-line {
	width: 100%;
	height: 1px;
	background: #ddd;
	margin-bottom: 30px;
	position: relative;
}

.report-line::before {
	content: '';
	position: absolute;
	left: 0;
	top: 0;
	width: 80px;
	height: 3px;
	background: #b02324;
}

.report-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 20px;
}

.report-card {
	background: #fff;
	padding: 24px 20px 16px;
	border-bottom: 2px solid #b02324;
	cursor: pointer;
	transition: all 0.3s;
    background-color: #fafafa;
}

.report-card:hover {
	box-shadow: 0 4px 16px rgba(0,0,0,0.1);
	transform: translateY(-4px);
}

.report-card:hover .report-card-text {
	color: #b02324;
}

.report-card-text {
	font-size: 18px;
	color: #333;
	line-height: 1.6;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	overflow: hidden;
	text-overflow: ellipsis;
	margin-bottom: 16px;
	min-height: 52px;
}

.report-card-footer {
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.report-date {
	font-size: 16px;
	color: #b02324;
}

.report-arrow {
	height: auto;
}

/* 申报书 + 支撑材料 */
.dual-section {
	padding: 60px 0;
	background: #fff;
    background-color: #fafafa;
}

.dual-inner {
	max-width: 1360px;
	width: 95%;
	margin: 0 auto;
	display: flex;
	gap: 40px;
}

.dual-block {
	flex: 1;
}

.dual-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 10px;
}

.dual-title {
	font-size: 24px;
	font-weight: bold;
	color: #333;
}

.dual-more {
	font-size: 16px;
	color: #b02324;
	text-decoration: none;
}

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

.dual-line {
	width: 100%;
	height: 1px;
	background: #ddd;
	margin-bottom: 20px;
	position: relative;
}

.dual-line::before {
	content: '';
	position: absolute;
	left: 0;
	top: 0;
	width: 80px;
	height: 3px;
	background: #b02324;
}

.dual-card {
	background: #fff;
}

.dual-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.dual-item {
	display: flex;
	align-items: center;
	padding: 14px 20px;
	border-bottom: 1px solid #f0f0f0;
	transition: background 0.3s;
	cursor: pointer;
}

.dual-item .text {
	flex: 1;
	display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dual-item:hover {
	background: #fafafa;
}

.dual-item:hover .dual-item-text {
	color: #b02324;
}

.dual-item:last-child {
	border-bottom: none;
}

.dual-icon {
	flex-shrink: 0;
	margin-right: 10px;
}

.dual-item-text {
	min-width: 0;
	font-size: 16px;
	color: #333;
}

.dual-item-date {
	flex-shrink: 0;
	font-size: 16px;
	color: #999;
	margin-left: 16px;
}

/* 文章列表页 */
.article-section {
	padding: 40px 0 60px;
	background: #fff;
	min-height: 600px;
}

.article-inner {
	max-width: 1360px;
	width: 95%;
	margin: 0 auto;
	display: flex;
	gap: 60px;
	align-items: flex-start;
}

/* 左侧栏目 */
.article-sidebar {
	flex: 0 0 280px;
	background: #f5f5f5;
}

.sidebar-title {
	background: #b02324;
	color: #fff;
	font-size: 30px;
	font-weight: bold;
	padding: 18px 20px;
	cursor: pointer;
	user-select: none;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.sidebar-title-arrow {
	font-size: 16px;
	transition: transform 0.3s;
}

.sidebar-title.collapsed .sidebar-title-arrow {
	transform: rotate(-90deg);
}

.sidebar-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.sidebar-item {
	border-bottom: 1px solid #e8e8e8;
}

.sidebar-item > a {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 18px 20px;
	font-size: 18px;
	color: #333;
	text-decoration: none;
	transition: all 0.3s;
}

.sidebar-item > a:hover {
	color: #b02324;
}

.sidebar-item.active > a {
	color: #b02324;
	border-left: 3px solid #b02324;
	padding-left: 17px;
}

.sidebar-arrow {
	height: auto;
	flex-shrink: 0;
	transition: transform 0.3s;
}

.sidebar-item.open .sidebar-arrow {
	transform: rotate(90deg);
}

.sidebar-sub {
	list-style: none;
	margin: 0;
	padding: 0;
	background: #fafafa;
}

.sidebar-sub-item a {
	display: block;
	padding: 12px 20px 12px 36px;
	font-size: 16px;
	color: #666;
	text-decoration: none;
	transition: all 0.3s;
	word-break: break-all;
	line-height: 1.5;
}

.sidebar-sub-item a:hover {
	color: #b02324;
}

.sidebar-sub-item.active a {
	color: #b02324;
}

/* 右侧文章列表 */
.article-content {
	flex: 1;
	min-width: 0;
}

.article-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 10px;
}

.article-title {
	font-size: 24px;
	font-weight: bold;
	color: #333;
}

.article-breadcrumb {
	font-size: 16px;
	color: #999;
}

.article-breadcrumb a {
	color: #999;
	text-decoration: none;
}

.article-breadcrumb a:hover {
	color: #b02324;
}

.article-breadcrumb span {
	color: #b02324;
}

.article-line {
	width: 100%;
	height: 1px;
	background: #ddd;
	margin-bottom: 24px;
	position: relative;
}

.article-line::before {
	content: '';
	position: absolute;
	left: 0;
	top: 0;
	width: 80px;
	height: 3px;
	background: #b02324;
}

.article-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.article-item {
	display: flex;
	align-items: center;
	padding: 16px 0;
	border-bottom: 1px dashed #e0e0e0;
	cursor: pointer;
	transition: all 0.3s;
}

.article-item:nth-child(5n){
margin-bottom: 60px;
}

.article-item:hover .article-item-text {
	color: #b02324;
}

.article-item.active .article-item-text {
	color: #b02324;
}

.article-icon {
	flex-shrink: 0;
	margin-right: 10px;
}

.article-item-text {
	flex: 1;
	min-width: 0;
	font-size: 18px;
	color: #333;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.article-item-date {
	flex-shrink: 0;
	font-size: 16px;
	color: #999;
	margin-left: 20px;
}

/* 分页 */
.pagination {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	margin-top: 40px;
	flex-wrap: wrap;
}

.page-btn {
	display: inline-flex;
	align-items: center;
	padding: 6px 14px;
	font-size: 14px;
	color: #666;
	background: #f5f5f5;
	border: 1px solid #ddd;
	border-radius: 3px;
	text-decoration: none;
	transition: all 0.3s;
}

.page-btn:hover {
	color: #b02324;
	border-color: #b02324;
}

.page-num {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 32px;
	height: 32px;
	font-size: 14px;
	color: #333;
	background: #f5f5f5;
	border: 1px solid #ddd;
	border-radius: 3px;
	text-decoration: none;
	transition: all 0.3s;
}

.page-num:hover {
	color: #b02324;
	border-color: #b02324;
}

.page-num.active {
	color: #fff;
	background: #b02324;
	border-color: #b02324;
}

.page-ellipsis {
	font-size: 14px;
	color: #999;
	padding: 0 4px;
}

.page-jump {
	font-size: 14px;
	color: #666;
	margin-left: 10px;
	display: inline-flex;
	align-items: center;
	gap: 6px;
}

.page-input {
	width: 40px;
	height: 28px;
	border: 1px solid #ddd;
	border-radius: 3px;
	text-align: center;
	font-size: 14px;
	outline: none;
}

.page-input:focus {
	border-color: #b02324;
}

.page-go {
	padding: 5px 12px;
	font-size: 14px;
	color: #fff;
	background: #b02324;
	border: none;
	border-radius: 3px;
	cursor: pointer;
	transition: background 0.3s;
}

.page-go:hover {
	background: #8a1a1b;
}

/* 文章详情 */
.detail-wrap {
	padding: 20px 0;
}

.detail-title {
	font-size: 30px;
	font-weight: bold;
	color: #333;
	line-height: 1.4;
	margin-bottom: 16px;
	text-align: center;
}

.detail-meta {
	display: flex;
	justify-content: center;
	gap: 30px;
	padding-bottom: 20px;
	border-bottom: 1px solid #eee;
	margin-bottom: 30px;
}

.detail-date,
.detail-source {
	font-size: 16px;
	color: #999;
}

.detail-content {
	font-size: 16px;
	color: #333;
	line-height: 2;
}

.detail-content p {
	margin-bottom: 16px;
	text-indent: 2em;
}