* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

body {
	background-color: #f8f9fa;
	color: #333;
	line-height: 1.6;
}

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

/* 头部样式 */
header {
	background-color: #1a5f7a;
	color: white;
	padding: 20px 0;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.header-content {
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
}

.logo {
	display: flex;
	align-items: center;
	gap: 15px;
}

.logo i {
	font-size: 2.5rem;
	color: #57cc99;
}

.logo-text h1 {
	font-size: 1.8rem;
	margin-bottom: 5px;
}

.logo-text p {
	font-size: 0.9rem;
	opacity: 0.9;
}

.nav-menu {
	display: flex;
	gap: 25px;
	list-style: none;
}

.nav-menu a {
	color: white;
	text-decoration: none;
	font-weight: 500;
	padding: 8px 0;
	position: relative;
	transition: color 0.3s;
}

.nav-menu a:hover, .nav-menu a.active {
	color: #57cc99;
}

.nav-menu a.active::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 3px;
	background-color: #57cc99;
	border-radius: 2px;
}

.mobile-menu-btn {
	display: none;
	background: none;
	border: none;
	color: white;
	font-size: 1.5rem;
	cursor: pointer;
}

/* 主要内容区 */
.main-content {
	padding: 40px 0;
	min-height: calc(100vh - 300px);
}

.page-title {
	display: flex;
	align-items: center;
	margin-bottom: 30px;
	color: #1a5f7a;
	padding-bottom: 15px;
	border-bottom: 1px solid #e0e0e0;
}

.page-title i {
	margin-right: 15px;
	font-size: 1.8rem;
}

.page-title h2 {
	font-size: 1.8rem;
}

/* 地区列表样式 */
.regions-section {
	margin-bottom: 50px;
}

.region-list {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
	gap: 15px;
	margin-top: 20px;
}

.region-item {
	background-color: white;
	padding: 15px;
	border-radius: 8px;
	text-align: center;
	box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
	transition: transform 0.3s, box-shadow 0.3s;
	border-left: 4px solid #1a5f7a;
}

.region-item:hover {
	transform: translateY(-5px);
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.region-item.active {
	border-left-color: #57cc99;
	background-color: #f0f9f5;
}

.region-item a {
	color: #333;
	text-decoration: none;
	font-weight: 500;
	display: block;
}

/* 年鉴详情样式 */
.yearbook-details {
	background-color: white;
	border-radius: 8px;
	padding: 30px;
	box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
	margin-top: 30px;
}

.yearbook-item {
	margin-bottom: 40px;
	padding-bottom: 30px;
	border-bottom: 1px solid #eee;
}

.yearbook-item:last-child {
	margin-bottom: 0;
	border-bottom: none;
	padding-bottom: 0;
}

.yearbook-title {
	color: #1a5f7a;
	margin-bottom: 15px;
	font-size: 1.5rem;
	display: flex;
	align-items: center;
}

.yearbook-title i {
	margin-right: 10px;
	color: #57cc99;
}

.yearbook-description {
	margin-bottom: 20px;
	color: #555;
	line-height: 1.7;
}

.yearbook-years {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 15px;
}

.year-tag {
	background-color: #f0f7ff;
	padding: 6px 12px;
	border-radius: 20px;
	font-size: 0.85rem;
	color: #1a5f7a;
	border: 1px solid #d0e4ff;
}

.year-tag.latest {
	background-color: #e6f7ee;
	color: #0a8f5e;
	border-color: #b8e6d0;
	font-weight: 500;
}

/* 页脚样式 */
footer {
	background-color: #2c3e50;
	color: #ecf0f1;
	padding: 40px 0 20px;
	margin-top: 50px;
}

.footer-content {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
	gap: 40px;
	margin-bottom: 30px;
}

.footer-section h3 {
	font-size: 1.3rem;
	margin-bottom: 20px;
	color: #57cc99;
}

.footer-section p, .footer-section a {
	color: #bdc3c7;
	margin-bottom: 10px;
	display: block;
	text-decoration: none;
}

.footer-section a:hover {
	color: #57cc99;
}

.copyright {
	text-align: center;
	padding-top: 20px;
	border-top: 1px solid #34495e;
	color: #95a5a6;
	font-size: 0.9rem;
}

/* 移动端适配 */
@media (max-width: 768px) {
	.header-content {
		flex-direction: column;
		align-items: flex-start;
	}
	
	.logo {
		margin-bottom: 20px;
	}
	
	.nav-menu {
		display: none;
		width: 100%;
		flex-direction: column;
		gap: 0;
		margin-top: 15px;
	}
	
	.nav-menu.show {
		display: flex;
	}
	
	.nav-menu li {
		width: 100%;
	}
	
	.nav-menu a {
		display: block;
		padding: 12px 0;
		border-bottom: 1px solid rgba(255, 255, 255, 0.1);
	}
	
	.mobile-menu-btn {
		display: block;
		position: absolute;
		top: 25px;
		right: 20px;
	}
	
	.region-list {
		grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
	}
	
	.yearbook-details {
		padding: 20px;
	}
	
	.page-title h2 {
		font-size: 1.5rem;
	}
	
	.yearbook-title {
		font-size: 1.3rem;
	}
}

@media (max-width: 480px) {
	.region-list {
		grid-template-columns: repeat(2, 1fr);
	}
	
	.footer-content {
		grid-template-columns: 1fr;
		gap: 30px;
	}
}

/* 下载按钮样式 */
.download-btn {
	display: inline-block;
	background-color: #1a5f7a;
	color: white;
	padding: 10px 20px;
	border-radius: 5px;
	text-decoration: none;
	font-weight: 500;
	margin-top: 15px;
	transition: background-color 0.3s;
	border: none;
	cursor: pointer;
	font-size: 1rem;
}

.download-btn:hover {
	background-color: #144a60;
}

.download-btn i {
	margin-right: 8px;
}

/* SEO优化相关样式 */
.breadcrumb {
	margin-bottom: 20px;
	font-size: 0.9rem;
	color: #666;
}

.breadcrumb a {
	color: #1a5f7a;
	text-decoration: none;
}

.breadcrumb a:hover {
	text-decoration: underline;
}

.breadcrumb span {
	margin: 0 8px;
}

.site-description {
	background-color: #f0f7ff;
	padding: 20px;
	border-radius: 8px;
	margin-bottom: 30px;
	color: #333;
	line-height: 1.7;
}