/* 头部样式 */
header {
    width: 100%;
    height: 65px;
    margin-bottom: 30px;
    position: fixed;
    top: 0;
    background-color: #fff;
    z-index: 999;
    box-shadow: rgba(149, 157, 165, 0.2) 0px 8px 24px;
}

@media screen and (max-width: 750px) {
    header {
        height: auto;
        position: relative; /* 移动端不固定导航栏 */
    }
}

/* 头部主容器 */
header .hea_box {
    width: 80%;
    height: 65px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

@media screen and (max-width: 750px) {
    header .hea_box {
        display: none;
    }
}

/* Logo 区域 */
header .hea_box .heab_logo {
    display: flex;
    align-items: center;
    height: 65px;
}

header .hea_box .heab_logo img {
    width: 50px;
    height: 50px;
    margin-right: 15px;
}

/* 网站标题区域 */
header .site-title-wrap {
    display: flex;
    flex-direction: column;
    margin-right: 40px;
}

header .site-title {
    font-size: 13px;
    color: #26A4E4;
    font-family: Alibaba PuHuiTi 2.0;
    font-style: normal;
    font-weight: 400;
    margin: 0;
    line-height: normal;
}

header .site-subtitle {
    font-size: 13px;
    color: #26A4E4;
    font-family: Alibaba PuHuiTi 2.0;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
}

/* 导航菜单 */
header .hea_box .heab_logo .menu {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    height: 65px;
    width: 950px;
    margin-left: 40px;
    white-space: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: thin;
    scrollbar-color: #eee #fff;
}

header .hea_box .heab_logo .menu a,
header .hea_box .heab_logo .menu li {
    white-space: nowrap;
}

header .hea_box .heab_logo .menu a:hover {
    border-bottom: 1px solid #26A4E4;
    color: #26A4E4 !important;
}

/* 按钮区域 */
header .hea_box .heab_btns {
    display: flex;
    align-items: center;
}

header .hea_box .heab_btns img {
    width: 21px;
    height: 17px;
}

/* 下载按钮 */
header .hea_box .heab_btns .appdown {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 30px;
    background-color: #0088cc;
    border-radius: 10px;
    font-size: 14px;
    color: #fff;
    text-decoration: none;
}

header .hea_box .heab_btns .appdown:hover {
    background-color: #0874ab;
}

header .hea_box .heab_btns .appdown svg {
    margin-right: 5px;
}

/* 社交图标按钮 */
header .hea_box .heab_btns .twitter_logo {
    margin-left: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 45px;
    height: 30px;
    background-color: #fff;
    border-radius: 10px;
}

/* 移动端头部 */
header .heab_box {
    display: none;
    width: 80%;
    margin: 10px auto;
}

@media screen and (max-width: 750px) {
    header .heab_box {
        display: block;
    }
}

/* 移动端标题栏 */
header .heab_box .hb_tit {
    display: flex;
    justify-content: space-between;
}

header .heab_box .hb_tit .hbt_left {
    display: flex;
    align-items: center;
}

header .heab_box .hb_tit .hbt_left .close {
    display: none;
}

/* 移动端标题样式 */
header .heab_box .site-title-wrap {
    margin-left: 10px;
}

header .heab_box .site-title,
header .heab_box .site-subtitle {
    font-size: 13px;
    color: #26A4E4;
    font-family: Alibaba PuHuiTi 2.0;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
}

/* 移动端下载按钮 */
header .heab_box .hb_tit .hbt_right {
    width: 100px;
    height: 30px;
    background-color: #0088cc;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

header .heab_box .hb_tit .hbt_right a {
    color: #fff;
    text-decoration: none;
}

/* 移动端导航菜单 */
header .heab_box .hb_nav {
    background-color: #fff;
    display: none;
}

header .heab_box .hb_nav ul {
    margin-top: 10px;
}

header .heab_box .hb_nav ul li {
    margin-bottom: 10px;
}

header .heab_box .hb_nav ul li a {
    color: #000;
    text-decoration: none;
}

/* 活动菜单项 */
.aact {
    color: #26A4E4 !important;
    border-bottom: 1px solid #26A4E4;
}

/* 导航菜单样式 */
.menu {
    display: flex;
    align-items: center;
    margin-left: 30px;
    overflow: hidden;
    position: relative;
}

.menu ul,
.menu li {
    list-style: none !important;
}

.menu li::marker {
    display: none !important;
    content: '';
}

.menu li {
    margin: 0 8px;
    position: relative;
}

.menu a {
    color: #333;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.menu a:hover {
    color: #26A4E4;
}

/* 移动端导航菜单样式 */
.hb_nav {
    display: none;
    padding: 10px 0;
}

.hb_nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.hb_nav li {
    margin: 0;
    padding: 8px 15px;
}

.hb_nav a {
    color: #333;
    text-decoration: none;
    font-size: 14px;
    display: block;
}

.hb_nav a:hover {
    color: #26A4E4;
}

#content.site-content {
    padding-top: 15px;
}

@media screen and (max-width: 750px) {
    header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 999;
    }
    #content.site-content {
        padding-top: 15px;
    }
}

.menu .menu-more {
    position: relative;
}
.menu .menu-more-btn {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 0 10px;
    font-size: 16px;
    background: #fff;
    border: none;
    outline: none;
    height: 65px;
}
.menu .menu-more-list {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 120px;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    border-radius: 6px;
    z-index: 9999;
}
.menu .menu-more:hover .menu-more-list {
    display: block;
}
.menu .menu-more-list li {
    white-space: nowrap;
    padding: 8px 18px;
}
.menu .menu-more-list li a {
    color: #333;
    font-size: 14px;
}
.menu .menu-more-list li a:hover {
    color: #26A4E4;
}