.site-header {
    gap: 3px;
    width: 100%;
    height: 60px;
    min-height: 60px;
    display: flex;
    justify-content: left;
    border-radius: 0px;
    background: transparent;
    position: fixed;
    z-index: 99;
    border-bottom: 1.5px solid transparent;
    -webkit-transition: all .6s ease;
    transition: all .6s ease;
}

.site-header.bg,
.site-header:hover {
    border-bottom: 1.5px solid #FFFFFF;
    background: rgba(255, 255, 255, 0.8);
    -webkit-backdrop-filter: saturate(180%) blur(10px);
    backdrop-filter: saturate(180%) blur(10px);
    -webkit-transition: all .5s ease;
    transition: border-bottom .5s ease,all .5s ease;
}

@media (max-width: 860px) {
    .site-header {
        height: 50px;
        min-height: 50px;
    }
}

.site-branding {
    border-radius: 0px;
    background: transparent;
    border: 0px;
    height: 100%;
    line-height: 75px;
    backdrop-filter: none;
    box-shadow: none;
}

.site-branding a,
.site-title-logo,
.site-branding img {
    display: flex;
    max-height: 100%;
    border-radius: 0px;
    justify-content: center;
    object-fit: contain;
}

.site-branding img{
    max-width: 20vw;
    max-height: 50px;
}

.site-title{
    display: flex !important;
}

.site-branding:hover,
.site-title,
.site-title:hover {
    background-color: transparent;
}

.site-title {
    font-size: 24px;
    transition: all 0.4s ease-in-out;
}

.site-title:hover {
    color: var(--theme-skin-matching);
    background-color: transparent;
}

.site-title img {
    margin-top: 17px;
}

.site-header .menu-wrapper,
.menu-wrapper nav.sakura_nav{
    display:flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.menu-wrapper nav.sakura_nav .menu {
    display: flex;
    width: 100%;
    animation: fadeInLeft 1.5s;
}

nav ul,
nav ul li {
    cursor: default;
}

nav ul li {
    padding: 10px 0;
    -webkit-transition: all 1s ease;
    transition: all 1s ease;
}

nav ul li a:after {
    content: "";
    display: block;
    position: absolute;
    bottom: -5px;
    height: 4px;
    background-color: var(--theme-skin-matching, #505050);
    width: 100%;
    border-radius: 30px;
    max-width: 0;
    transition: max-width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    -webkit-transition: max-width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

nav ul li>a:hover:after {
    max-width: 100%;
}

nav .menu>li .sub-menu {
    white-space: nowrap;
    top: 110%;
}

.sub-menu li a:hover:after {
    max-width: 0%;
}

nav .menu>li .sub-menu li {
    padding: 10px 0;
}

.searchbox.js-toggle-search i, .bg-switch i{
    padding: 11px 10px;
}

.searchbox.js-toggle-search {
    height: 100%;
}

.searchbox.js-toggle-search i {
    margin: 17px 0;
    border-radius: 10px !important;
    border: 2px solid transparent;
    font-size: 18px;
    font-weight: 900;
}

.bg-switch {
    font-size: 16px;
    width: 50px;
    opacity: 1;
    overflow: hidden;
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    transition: all .4s ease-in-out;
    -webkit-transition: all .4s ease-in-out;
}

.bg-switch i{
    height: unset;
    border: 2px solid transparent;
    border-radius: 10px !important;
}

.searchbox.js-toggle-search i:hover,
.bg-switch i:hover{
    color: var(--theme-skin-matching);
    border: 2px solid var(--theme-skin-matching);
    background-color: transparent;
}

.bg-switch.hide-state {
    width: 0;
    opacity: 0;
    overflow: hidden;
}

.header-user-avatar img {
    max-width: none;
    box-shadow: none !important;
}

.header-user-menu {
    right: -11px!important;
    top: 44px;
    position: absolute;
    width: 110px;
    background: transparent;
    visibility: hidden;
    overflow: hidden;
    box-shadow: none;
    border-radius: 15px;
    text-align: center;
    transition: all 0.5s 0.1s;
    opacity: 0;
    transform: translateY(-20px);
}

/* 下面是动画和深色模式 */
body.dark .site-header.bg,
body.dark .site-header:hover {
    background-color: rgba(38, 38, 38, 0.8) !important;
    border-bottom: 1.5px solid var(--dark-border-color) !important;
}

body.dark .site-branding {
    background: transparent !important;
    box-shadow: none;
    border: none;
}

body.dark .site-header.bg nav ul li a, 
body.dark .site-header:hover nav ul li a,
body.dark .site-header.bg .searchbox.js-toggle-search i, body.dark .site-header.bg .bg-switch i,
body.dark .site-header:hover .searchbox.js-toggle-search i, body.dark .site-header:hover .bg-switch i{
    color: var(--dark-text-primary) !important;
}

body.dark .searchbox.js-toggle-search i:hover, body.dark .bg-switch i:hover{
    color: var(--theme-skin-dark);
    border: 2px solid var(--theme-skin-dark);
}

@keyframes fadeInLeft {
    0% {
        -moz-transform: translateX(100%);
        -ms-transform: translateX(100%);
        -webkit-transform: translateX(100%);
        transform: translateX(100%);
        opacity: 0;
    }

    50% {
        -moz-transform: translateX(100%);
        -ms-transform: translateX(100%);
        -webkit-transform: translateX(100%);
        transform: translateX(100%);
        opacity: 0;
    }

    100% {
        -moz-transform: translateX(0%);
        -ms-transform: translateX(0%);
        -webkit-transform: translateX(0%);
        transform: translateX(0%);
        opacity: 1;
    }
}