:root {
	--primary: #0d6efd; /*主色调*/
	--primary-light: #0085d4;
	--primary-dark: #0f8cda;
	--accent: #00a0e9;
	--light: #f8f9fa;
	--dark: #212529;
	--text: #495057;
	--text-light: #6c757d;
	--white: #ffffff;
	--gray-200: #e9ecef;
	--gray-300: #dee2e6;
}

body {
	font-family: 'Noto Sans SC', sans-serif;
	background-color: var(--white);
	color: var(--text);
	line-height: 1.6;
	padding-top: 70px;
	min-height: 100vh;
	display: flex;
	flex-direction: column;
}

.cover{
	object-fit: cover;
}

/*文字加阴影*/
.text-shadow{
	text-shadow: 1px 1px 2px rgba(0,0,0,0.8);
}

/*
* 颜色 
*/
.c-primary,.c-primary a{color:var(--primary)}
.c-primary-light,.c-primary-light a{color:var(--primary-light)}
.c-primary-dark,.c-primary-dark a{color:var(--primary-dark)}
.c-accent,.c-accent a{color:var(--accent)}
.c-light,.c-light a{color:var(--light)}
.c-dark,.c-dark a{color:var(--dark)}
.c-text,.c-text a{color:var(--text)}
.c-text-light,.c-text-light a{color:var(--text-light)}
.c-white,.c-white a{color:var(--white)}

.bc-primary{background-color:var(--primary)}
.bc-primary-light{background-color:var(--primary-light)}
.bc-primary-dark{background-color:var(--primary-dark)}
.bc-accent{background-color:var(--accent)}
.bc-light{background-color:var(--light)}
.bc-dark{background-color:var(--dark)}
.bc-text{background-color:var(--text)}
.bc-text-light{background-color:var(--text-light)}
.bc-white{background-color:var(--white)}

.b{font-weight: bold;}

/* 自定义高度类 */
.h-10px { height: 10px; }
.h-20px { height: 20px; }
.h-30px { height: 30px; }
.h-40px { height: 40px; }
.h-50px { height: 50px; }
.h-75px { height: 75px; }
.h-100px { height: 100px; }
.h-200px { height: 200px; }
.h-20p { height: 20%; }
.h-30p { height: 30%; }
.h-40p { height: 40%; }
.h-50p { height: 50%; }
.h-60p { height: 60%; }
.h-70p { height: 70%; }
.h-80p { height: 80%; }
.h-90p { height: 90%; }

/* 自定义宽度类 */
.w-10px { width: 10px; }
.w-20px { width: 20px; }
.w-30px { width: 30px; }
.w-50px { width: 50px; }
.w-75px { width: 75px; }
.w-100px { width: 100px; }
.w-20p { width: 20%; }
.w-30p { width: 30%; }
.w-40p { width: 40%; }
.w-50p { width: 50%; }
.w-60p { width: 60%; }
.w-70p { width: 70%; }
.w-80p { width: 80%; }
.w-90p { width: 90%; }

/* 最大高度与最大宽度 */
.max-h-100px { max-height: 100px; }
.max-w-100px { max-width: 100px; }
.max-h-50p { max-height: 50%; }
.max-w-50p { max-width: 50%; }

/* 边距与填充，根据需要自定义 */
.mt-10px { margin-top: 10px; }
.mb-10px { margin-bottom: 10px; }
.ml-10px { margin-left: 10px; }
.mr-10px { margin-right: 10px; }
.pt-10px { padding-top: 10px; }
.pb-10px { padding-bottom: 10px; }
.pl-10px { padding-left: 10px; }
.pr-10px { padding-right: 10px; }

/* 更多可以根据项目需求添加 */

.text-r{text-align:right}
.text-l{text-align:left}
.text-c{text-align:center}

.f-12{font-size:12px;}
.f-14{font-size:14px;}
.f-16{font-size:16px;}
.f-18{font-size:18px;}
.f-8rem{font-size: 0.8rem;}

.t-read{color:red}

/* 导航栏 */
.navbar {
	background-color: var(--white);
	height: 70px;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
	font-weight: 700;
	font-size: 1.25rem;
	color: var(--primary) !important;
	display: flex;
	align-items: center;
}

.navbar-brand i {
	color: var(--accent);
	margin-right: 0.75rem;
	font-size: 1.35rem;
}

.nav-link {
	color: var(--text) !important;
	font-weight: 500;
	padding: 0.5rem 1rem !important;
	margin: 0 0.5rem;
	position: relative;
	display: flex;
	align-items: center;
}
.nav-item:hover{
	border-bottom:2px solid #e4f5ff;
}
.nav-item.active{
	border-bottom:2px solid #149df1;
}
.nav-item:hover, .nav-item.active {
	color: var(--primary) !important;
}

.dropdown-menu {
	padding: 0.5rem 0;
	border: none;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
	margin-top: 0;
	border-radius: 0 0 0.5rem 0.5rem;
}

.dropdown-item {
	padding: 0.5rem 1.5rem;
	display: flex;
	align-items: center;
	font-size: 0.95rem;
}

.dropdown-item i ,.dropdown-item  a{
	margin-right: 0.75rem;
	color: var(--text);
	font-size: 0.9rem;
}

/* 页脚 */
.footer {
	background-color: var(--dark);
	color: rgba(255, 255, 255, 0.85);
	padding: 3.5rem 0 1.5rem;
	margin-top: auto;
	font-size: 0.95rem;
}

.footer-title {
	color: var(--accent);
	font-size: 1.1rem;
	margin-bottom: 1.25rem;
	position: relative;
	padding-bottom: 0.5rem;
	font-weight: 600;
}

.footer-title::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 30px;
	height: 2px;
	background-color: var(--accent);
	border-radius: 1px;
}

.footer-links {
	list-style: none;
	padding: 0;
}

.footer-links li {
	margin-bottom: 0.5rem;
}

.footer-links a {
	color: rgba(255, 255, 255, 0.75);
	text-decoration: none;
	transition: color 0.2s;
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-size: 0.9rem;
}

.footer-links a:hover {
	color: var(--accent);
}

.footer-links i {
	font-size: 0.85rem;
}

.copyright {
	text-align: center;
	padding-top: 1.5rem;
	margin-top: 2rem;
	border-top: 1px solid rgba(255, 255, 255, 0.1);
	font-size: 0.85rem;
	color: rgba(255, 255, 255, 0.6);
}

.social-links {
	display: flex;
	gap: 0.75rem;
	margin-top: 1rem;
}

.social-links .btn {
	width: 36px;
	height: 36px;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 0;
	font-size: 1rem;
}

/* 移动端导航样式 */
.mobile-nav {
	display: none;
	position: fixed;
	bottom: 0;
	left: 0;
	right: 0;
	background-color: var(--white);
	box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
	z-index: 1000;
	justify-content: space-around;
}

.mobile-nav-item {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-decoration: none;
	color: var(--text);
	font-size: 0.85rem;
	padding: 0.2rem;
	position: relative;
}

.mobile-nav-item.active {
	color: var(--primary);
	border-bottom:1px solid #149df1;
}

.mobile-nav-item i {
	font-size: 1.2rem;
}

/* 移动端下拉菜单 */
.mobile-dropdown {
	position: fixed;
	bottom: 55px;
	left: 0;
	right: 0;
	background-color: var(--white);
	box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
	z-index: 999;
	padding: 1rem;
	display: none;
	border-radius: 0.5rem 0.5rem 0 0;
}
.mobile-dropdown li{
	list-style: none;
}
.mobile-dropdown li a:hover{
	color:var(--accent)
}

.mobile-dropdown.show {
	display: block;
}

.mobile-dropdown-item {
	display: flex;
	align-items: center;
	padding: 0.75rem 1rem;
	color: var(--text);
	text-decoration: none;
	border-bottom: 1px solid var(--gray-200);
}

.mobile-dropdown-item i {
	margin-right: 0.75rem;
	color: var(--accent);
}

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

.m_bottom_logo{
	width: 50px;overflow: hidden;margin-top: 10px;
}

.m_bottom_logo img{
	width: 100%;height: auto;
}

/*Gif加载动画样式*/
/* 加载GIF样式，可按需调整大小 */
.loading-gif {
    width: 60px;  /* 调整GIF显示大小 */
    height: auto;
    margin: 0 auto 0.2rem auto;
    display: block;
}

/* 自定义加载动画样式 */
#loading-overlay {
	display: none;
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.5);
	z-index: 9999;
}

.loading-container {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	text-align: center;
}

.loading-spinner {
	width: 2rem;  /* 缩小旋转圆圈 */
	height: 2rem; /* 缩小旋转圆圈 */
	border: 3px solid rgba(255, 255, 255, 0.3);
	border-radius: 50%;
	border-top-color: #fff;
	animation: spin 1s ease-in-out infinite;
	margin: 0 auto 1rem auto; /* 上下间距，并确保水平居中 */
}

@keyframes spin {
	to { transform: rotate(360deg); }
}

.loading-text {
	color: white;
	font-size: 0.9rem;
}


.friend_span_text{
	font-size:13px;
	color:#cbcbcb;
}
.friendlist{
	display:inline-block;
	font-size:13px;
	margin-left:10px;
}
.friendlist li a{
	text-decoration:none;
	color:#cbcbcb;
}

.copyright,.copyright a{
	color:#c5c5c5;
	text-decoration: none;
}
#toggleTimeFilter{
	cursor: pointer;
}
/* 响应式调整 */
@media (max-width: 992px) {
	.navbar-brand {
		font-size: 1.15rem;
	}
	
	.nav-link {
		padding: 0.5rem 0.75rem !important;
	}
	
	.banner-title {
		font-size: 2.5rem;
	}
	
	/* 中屏导航样式 */
	.navbar-collapse {
		background-color: var(--white);
		padding: 1rem;
		box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
		border-radius: 0 0 0.5rem 0.5rem;
		margin-top: -8px;
	}
	
	.dropdown-menu {
		position: static !important;
		transform: none !important;
		border: none;
		box-shadow: none;
		margin-top: 0.5rem;
		margin-left: 1rem;
	}
}

@media (max-width: 768px) {
	body {
		padding-top: 0;
		padding-bottom: 60px;
	}
	
	.navbar {
		display: none;
	}
	
	.mobile-nav {
		display: flex;
	}
	
	.banner-section {
		height: calc(100vh - 60px);
		margin-top: 0;
		min-height: 400px;
	}
	.overlay {
		height: calc(100vh - 60px);
		margin-top: 0;
		min-height: 400px;
	}
	
	.banner-title {
		font-size: 2rem;
	}
	
	.banner-subtitle {
		font-size: 1.1rem;
	}
	
	.search-tabs {
		gap: 0.5rem;
		overflow-x: auto;
		padding-bottom: 0.5rem;
		justify-content: flex-start;
		flex-wrap: nowrap;
	}
	
	.search-tab {
		padding: 0.5rem 1rem;
		font-size: 0.85rem;
		white-space: nowrap;
	}
	
	.search-box {
		height: auto;
		flex-direction: row;
	}
	
	.search-input {
		padding: 1rem;
	}
	
	.search-btn {
		width: 100px;
		font-size: 0.95rem;
	}
	
	.main-content {
		padding: 2rem 0;
	}
	
	.filter-btn {
		padding: 0.5rem 0.75rem;
		font-size: 0.85rem;
		margin-right: 0.3rem;
		margin-bottom: 0.3rem;
	}
	
	.list-item {
		padding: 1rem;
	}
	
	.item-meta {
		gap: 0.5rem;
	}
	
	.item-footer {
		gap: 0.5rem;
	}
	
	.info-grid {
		grid-template-columns: 1fr;
	}
	
	.project-item {
		padding: 1rem;
	}
	
	.project-meta {
		gap: 0.5rem;
	}
	
	.footer {
		padding: 3rem 0 1rem;
	}
}

@media (max-width: 576px) {
	.banner-content {
		padding: 1.5rem;
	}
	
	.search-box {
		flex-direction: column;
		height: auto;
		border-radius: 0.75rem;
	}
	
	.search-input {
		padding: 1rem;
		font-size: 0.95rem;
	}
	
	.search-btn {
		width: 100%;
		padding: 0.75rem;
		border-radius: 0 0 0.75rem 0.75rem;
	}
	
	.section-title h2 {
		font-size: 1.6rem;
	}
	
	.footer-title {
		font-size: 1.05rem;
	}
	
	.footer-links a {
		font-size: 0.85rem;
	}
	
	.copyright {
		font-size: 0.8rem;
	}
}