* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
}

/* 导航栏容器 */
.navbar {
	background-color: #fff;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
	position: relative;
	z-index: 1000;
}

.navbar-container {
	max-width: 1200px;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 0 20px;
	height: 70px;
}

/* 品牌标识 */
.brand {
	display: flex;
	align-items: center;
}

.logo {
	width: 50px;
	height: 50px;
	background-color: #ff6b35;
	border-radius: 5px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	color: white;
	font-size: 14px;
	margin-right: 10px;
}

.logo .main-text {
	font-size: 18px;
	font-weight: bold;
	line-height: 1;
}

.logo .sub-text {
	font-size: 10px;
	line-height: 1;
}

.brand-name {
	color: #ff6b35;
	font-size: 20px;
	font-weight: bold;
}

/* 导航菜单 */
.nav-menu {
	display: flex;
	list-style: none;
}

.nav-item {
	position: relative;
	margin-left: 25px;
}

.nav-link {
	text-decoration: none;
	color: #333;
	font-size: 16px;
	padding: 10px 0;
	display: flex;
	align-items: center;
	transition: color 0.3s;
}

.nav-link:hover {
	color: #ff6b35;
}

.nav-link.has-dropdown::after {
	content: "▼";
	font-size: 10px;
	margin-left: 5px;
	transition: transform 0.3s;
}

/* 下拉菜单 */
.dropdowns {
	position: absolute;
	top: 100%;
	left: 0;
	background-color: white;
	min-width: 200px;
	box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
	border-radius: 5px;
	opacity: 0;
	visibility: hidden;
	transform: translateY(10px);
	transition: all 0.3s ease;
	z-index: 1000;
}

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

.nav-item:hover .nav-link.has-dropdown::after {
	transform: rotate(180deg);
}

.dropdown-items {
	position: relative;
	border-bottom: 1px solid #f0f0f0;
	list-style-type: none;
}

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

.dropdown-link {
	display: block;
	padding: 12px 20px;
	text-decoration: none;
	color: #333;
	transition: all 0.3s;
}

.dropdown-link:hover {
	background-color: #f9f9f9;
	color: #ff6b35;
}

.dropdown-link.has-submenu::after {
	content: "▶";
	float: right;
	font-size: 10px;
}

/* 三级子菜单 */
.submenu {
	position: absolute;
	top: 0;
	left: 100%;
	background-color: white;
	min-width: 200px;
	box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.1);
	border-radius: 5px;
	opacity: 0;
	visibility: hidden;
	transform: translateX(10px);
	transition: all 0.3s ease;
}

.dropdown-items:hover .submenu {
	opacity: 1;
	visibility: visible;
	transform: translateX(0);
}

/* 移动端样式 */
.menu-toggle {
	display: none;
	flex-direction: column;
	justify-content: space-between;
	width: 30px;
	height: 21px;
	cursor: pointer;
}

.menu-toggle span {
	height: 3px;
	width: 100%;
	background-color: #333;
	border-radius: 3px;
	transition: all 0.3s;
}


/* 响应式设计 */
@media (max-width: 768px) {
	.menu-toggle {
		display: flex;
	}

	.nav-menu {
		position: fixed;
		top: 70px;
		left: -100%;
		width: 80%;
		max-width: 300px;
		height: calc(100vh - 70px);
		background-color: white;
		flex-direction: column;
		align-items: flex-start;
		padding: 20px;
		box-shadow: 5px 0 15px rgba(0, 0, 0, 0.1);
		transition: left 0.3s;
		overflow-y: auto;
	}

	.nav-menu.active {
		left: 0;
	}

	.nav-item {
		margin: 0;
		width: 100%;
		border-bottom: 1px solid #f0f0f0;
	}

	.nav-link {
		padding: 15px 0;
		width: 100%;
	}

	/* 移动端下拉菜单 */
	.dropdowns {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		box-shadow: none;
		max-height: 0;
		overflow: hidden;
		transition: max-height 0.3s;
		width: 100%;
	}

	.dropdowns.active {
		max-height: 500px;
	}

	.dropdown-items {
		padding-left: 20px;
	}

	.submenu {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		box-shadow: none;
		max-height: 0;
		overflow: hidden;
		transition: max-height 0.3s;
		width: 100%;
	}

	.submenu.active {
		max-height: 500px;
	}

	.dropdown-link.has-submenu::after {
		transform: rotate(90deg);
	}

	.nav-link.has-dropdown::after {
		transition: transform 0.3s;
	}

	.nav-link.has-dropdown.active::after {
		transform: rotate(180deg);
	}
	
	.text{
		text-align: center;
		font-weight: bold;
		padding-top: 20px;
		padding-bottom: 20px;
	}


	.dropdown-menu {
		min-width: 100px !important;
		height: 300px !important;
	}

	.bottomimg-pc {
		display: none !important;
	}

	.bottomimg-h5 {
		display: block !important;
	}

	.image_div-8 {
		margin-bottom: 20px;
	}

}


.image_div-8 {
	width: 80%;
	margin: 0 auto;
	margin-bottom: 200px;
}

.bottomimg-h5 {
	display: none;
}