*{
    box-sizing: border-box;
}
a {
    color: inherit;
    text-decoration: none;
    background-color: transparent;
    border: none;
    outline: none;
    cursor: pointer;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    margin: 0;
    background-color: #ffffff;
    color: #333;
}
ul, li {
    list-style: none;
}

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;    
}

.text-center {
    text-align: center;
}

section {
    padding: 50px 0;
}

h1, h2, h3 {
    color: #1a2b4d;
}

h1 {
    font-size: 2.8rem;
}

h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
}

p {
    color: #555;
    line-height: 1.6;
}

/*
 * 头部区域 (Hero Section)
 */
.hero-section {
    height: 572px;
    padding: 135px 0 0;
    position: relative;
    overflow: hidden;
}
.hero-section .title{
    color: #0065BD;
    font-size: 48px;
}
.hero-section .subtitle {
    font-size: 20px;
    color: #606266;
    margin: 20px 0 30px;
}
.hero-image .nav-list ul{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex: 1;
}
.hero-image .nav-list ul li{
    padding: 1px;
    margin-left: 36px;
    position: relative;
}
.hero-image .nav-list ul li:hover a{
    color: #0088FF;
}

.hero-image .nav-list ul li a{
    display: flex;
    justify-content: flex-start;
    align-items: center;
}
.hero-image .nav-list ul li .menu-list{
    position: absolute;
    top: 22px;
    left: 0;
    width: 110px;
    height: auto;
    background: #ffffff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    display: none;
}
.hero-image .nav-list ul li .menu-list .link-nav{
    width: 80%;
    height: 40px;
    font-size: 12px;
    line-height: 40px;
    text-align: center;
    color: #606266;
    display: inline-block;
    padding-bottom: 5px;
    border-bottom: 1px solid #C6C3C3;
    margin-left: 10%;
}
.hero-image .nav-list ul li .menu-list .link-nav:last-child{
    border: none;
}
.hero-image .nav-list ul li:hover .menu-list{
    display: block;
}
.menu-list:hover .link-nav{
    display: inline-block;
    width: 70px;
    height: 30px;
    font-size: 10px;
    line-height: 30px;
    text-align: center;
    color: #606266;
}
.hero-image .nav-list ul li .menu-list .link-nav:hover{
    color: #0088FF;
}

.hero-image .nav-list ul li img{
    width: 10px;
    height: 10px;
    margin-left: 8px;
}
.login-register{
    display: flex;
    justify-content: flex-start;
    align-items: center;
}
.login-register a{
    width: 80px;
    height: 30px;
    border-radius: 10px;
    font-size: 14px;
}
.login-register a:first-child{
    background: transparent;
    color: #252525;
    font-size: 14px;
}
.login-register a:last-child{
    margin-left: 10px;
    background: #0065bd;
    color: #ffffff;
    text-align: center;
    line-height: 30px;
    font-size: 14px;
}
.free{
    background: #FF0058;
    color: #ffffff;
    font-weight: bold;
    font-size: 10px;
    padding:5px  10px;
    border-radius: 5px;
    position: relative;
    margin-left: 10px;
}
.free::before{
    content: ""; /* 伪元素必须设置content属性 */
    position: absolute;
    left: -6px; /* 调整箭头位置使其与元素左侧对齐 */
    top: 50%;
    transform: translateY(-50%); /* 垂直居中 */
    /* 用边框创建三角形 */
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-right: 6px solid #FF0058; /* 箭头颜色与背景一致 */
}

.hero-image {
    width: 100%;
    height: 58px;
    position: fixed;
    top: 0;
    left: 0;
    background-color: rgba(247, 247, 247, 0.6);
    z-index: 99;
    padding: 0;
}
.hero-image img {
    width: 138px;
    /*height: 36px;*/
}
.hero-image .menu-toggle-img {
    width: 30px;
    height: 20px;
}
/* 汉堡按钮 */
.menu-toggle{
    display: none;
    width: 40px;
    height: 32px;
    background: transparent;
    border: none;
    padding: 0;
}
.menu-toggle span{
    display: block;
    height: 3px;
    background: #252525;
    margin: 6px 0;
}
.btn-primary{
  background-color: #0065BD;
  color: white;
  height: 43px;
  width: 134px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
@media (min-width: 1440px) {
    .container {
        max-width: 1200px
    }
    .container2 {
        max-width: 1200px
    }
}

/* 小屏或移动端折叠菜单 */
@media (max-width: 600px){
    .hero-image .nav-list,
    .login-register{ display: none; }
    .hero-image { height: 50px; display: flex; justify-content: space-between; align-items: center; }
    .hero-image .container { width: 100%; }
    .menu-toggle{ display: block; }

    .container2 { display: flex; flex-direction: column; align-items: center; justify-content: center; }
    .container2>.title{ font-size: 30px; text-align: center;}
    /* 当为移动端(is-mobile) 或小屏展开时的显示样式 */
body.show-menu .hero-image .nav-list{
    display: block;
    position: absolute;
    right: 12px;
    top: 50px;
    background: #ffffff;
    box-shadow: 0 6px 20px rgba(0,0,0,0.1);
    border-radius: 8px;
    padding: 60px 12px 10px;
    width: 200px;
}
body.show-menu .hero-image .nav-list ul{
    padding-left: 20px;
}
body.show-menu .login-register{
    display: block;
    position: absolute;
    right: 12px;
    top: 58px;
    background: #ffffff;
    border-radius: 8px;
    padding: 10px 12px;
    width: 200px;
    display: flex;
    margin-top: 0;
}
body.show-menu .hero-image .nav-list ul{
    flex-direction: column;
    align-items: flex-start;
}
.hero-image .nav-list ul li{ margin-left: 0; }
.hero-image .nav-list ul li .menu-list{
    position: static;
    box-shadow: none;
    border-radius: 6px;
    display: none;
    width: 100%;
    background: #f7f7f7;
    margin-top: 6px;
}
.hero-image .nav-list ul li .menu-list{ display: block; }
.login-register{ margin-top: 10px; }
}



@media (min-width: 2000px) {
    .container {
        max-width: 1560px
    }
    .container2 {
        max-width: 1560px
    }
    .hero-image{
        height: 80px;
        padding-top: 15px;
    }
    .hero-image img{
        height: 50px;
        width: 164px;
    }
}

.kefu-img,.kefu-img-m{
    background-size: contain;
    background-position: 100% 100%;
    background-repeat: no-repeat no-repeat;
    width: 26px;
    height: 26px;
    font-size: 36px;
    line-height: 36px;
    text-align: center;
    color: rgb(255, 255, 255);
    margin-top: 8px;
    margin-bottom: 4px;
    display: inline-block;
}
.kf-container{
    position: absolute;
    bottom: -72px;
    width: 100%;
    background-color: rgb(0, 101, 189);
    padding: 0 4px;
}
#mobile_icon_div>div{
    overflow: visible !important;
}

.kefu-img-m{
    margin: 6px 3px;
    width: 22px;
    height: 22px;
}
.kefu-img.khjl,.kefu-img-m.khjl{
    background-image: url("../images/icon-khjl.png");
}
.kefu-img.shkf,.kefu-img-m.shkf{
    background-image: url("../images/icon-shkf.png");
}
.f-kf{position: relative;}
.f-kf-m{
    height: 36px;
    border-top: 1px solid rgb(219, 219, 219);
    position: relative;
}
.kf-code{
    display: none;
    position: absolute;
    right: 65px;
    top: -20px;
    width: 120px;
    height: 120px;
}
.kf-code-m{
    display: none;
    position: absolute;
    right: 40px;
    top: -10px;
    width: 100px;
    height: 100px;
}
.f-kf:hover .kf-code, .f-kf-m.active .kf-code-m{
    display: block;
}
.kf-code-m{
    display: none;
}