/*
* {
  margin: 0;
  padding: 0;
}

body {
  font-family: Arial, sans-serif;
}

header {
  background-color: #fff;
  padding: 20px 20px;
  position: relative;
  box-shadow:0 0 5px #aaa;
}
.header_center{
  max-width:1200px;
  margin:0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 20px;
  font-weight: bold;
}

.nav-toggle {
  display: none;
  font-size: 24px;
  background: none;
  border: none;
  cursor: pointer;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
}

nav ul li a {
  color: #000;
  text-decoration: none;
  font-size: 19px;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  nav {
    position: absolute;
    top: 60px;
    right: 0;
    width: 100%;
    background-color: #333;
    display: none;
    flex-direction: column;
	z-index:99999;
  }

  nav.show {
    display: flex;
  }

  nav ul {
    flex-direction: column;
    padding: 10px 0;
  }

  nav ul li {
    padding: 10px 20px;
  }
  nav ul li a{
	color:#fff;
  }
}
*/
* {
  margin: 0;
  padding: 0;
}
body { margin: 0; font-family: Arial, sans-serif; }
header {
  background-color: #fff;
  color: #000;
  padding: 10px 20px;
}

.header_center {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-size: 20px;
}
.logo img{
    height:40px;
}
nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
}

nav li {
  position: relative;
}

nav a {
  display: inline-block;
  padding: 10px 15px;
  color: #000;
  text-decoration: none;
  cursor:pointer;
}
nav a:hover{
	color:#0078D7;
}


/* 下拉菜单样式 */
.dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform:translateX(-50%);
  background-color: #fff;
  display: none;
  min-width: 150px;
  z-index: 10;
  flex-direction: column;
  box-shadow:0 0 5px #aaa;
  text-align:center;
}

nav li:hover .dropdown {
  display: flex;
}
.zizhi_nav{
	width:700px;
}
.zizhi_nav li{
	width:100%;
	display:flex;
	border-bottom:1px dashed #aaa;
	padding:10px 0;
}
.zizhi_nav li:last-child{
	border-bottom:0;
}
.zizhi_nav li b{
	width:150px;
	font-size:14px;
}
.zizhi_nav li b a{
    color:#0143F8;
}
.zizhi_nav li a{
	padding:6px 0px;
	text-align:left;
}
.link_list{
	width:550px;
	display:flex;
	flex-wrap:wrap;
}
.link_list a{
	width:173px;
	padding:6px 0px;
	font-size:12px;
}
/* 移动端样式 */
.nav-toggle {
  display: none;
  font-size: 24px;
  background: none;
  color: #000;
  border: none;
  cursor: pointer;
}
#mobileNav {
  display: none;
}

@media (max-width: 768px) {
	#pcNav{
		display: none;
	}
  .nav-toggle {
    display: block;
  }

  #mobileNav {
	position:fixed;
	top:50px;
	left:0px;
	background:#fff;
	z-index:999;
    display: none;
    flex-direction: column;
    width: 100%;
  }

  #mobileNav.show {
    display: flex;
  }
  #mobileNav ul {
    flex-direction: column;
  }

  .dropdown {
    display: none;
    flex-direction: column;
    background-color: #fff;
  }
  .zizhi_nav .link_list{
	  display:none;
  }
  .zizhi_nav li,.zizhi_nav{
	  width:100%;
  }

  nav li:hover .dropdown {
    display: none; /* 禁用 hover 展开 */
  }
  #mobileNav {
  background-color: #333;
  color: #fff;
  padding: 10px;
  font-family: Arial, sans-serif;
}

#mobileNav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

#mobileNav li {
  border-bottom: 1px solid #444;
}
#mobileNav li:last-child{
	border-bottom:0;
}
#mobileNav > ul > li > a {
  display: block;
  padding: 12px;
  text-decoration: none;
  color: #fff;
  font-size: 16px;
}


.submenu {
  display: none;
  background-color: #222;
}

.submenu li a {
  padding-left: 24px;
  font-size: 14px;
  color:#fff;
  text-decoration:none;
  line-height:30px;
}

/* 展开时使用 .open 类 */
.accordion.open .submenu {
  display: block;
}

/* 箭头图标（可选） */
.accordion > a::after {
  content: "▼";
  float: right;
  transition: transform 0.2s;
}

.accordion.open > a::after {
  transform: rotate(180deg);
}
}