body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, form, fieldset, legend, input, textarea, button, p, blockquote, pre, hr, th, td, em {
    margin: 0;
    padding: 0
}

body {
    font: 12px/1.5 'Helvetica Neue', Helvetica, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif;
    color: #6a6a6a;
    -webkit-text-size-adjust: none
}

h1, h2, h3, h4, h5, h6, button, input, select, textarea {
    font-size: 100%;
    font-weight: 400;
    font-family: helvetica neue, Helvetica, pingfang sc, hiragino sans gb, microsoft yahei, Arial, sans-serif
}

fieldset, img {
    border: 0
}

address, caption, cite, code, em, i, strong, th, var {
    font-style: normal
}

ol, ul {
    list-style: none
}

table {
    border-collapse: collapse;
    border-spacing: 0
}

label {
    cursor: default
}

input, textarea {
    outline: 0
}

a {
    text-decoration: none;
    cursor: pointer
}

a {
    color: inherit
}

a:link {
    text-decoration: none
}

.fleft, .uleft li {
    float: left;
    display: inline
}

.fright {
    float: right;
    display: inline
}

.clear {
    clear: both
}

.clearfix:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden
}

.clearfix {
    display: inline-block
}

.no_background {
    background: 0 0 !important
}

* html .clearfix {
    height: 1%
}

.clearfix {
    display: block
}

.no_border {
    border: 0 !important
}

.no_border_right {
    border-right: 0 !important
}

.no_margin {
    margin: 0 !important
}

.no_margin_right {
    margin-right: 0 !important
}

.hand {
    cursor: pointer
}

.m0 {
    margin: 0
}

.p0 {
    padding: 0
}

.mt10 {
    margin-top: 10px !important
}

.mt29 {
    margin-top: 29px !important
}

.ml10 {
    margin-left: 10px !important
}

.mr10 {
    margin-right: 10px !important
}

.mb10 {
    margin-bottom: 10px !important
}

.pt10 {
    padding-top: 10px !important
}

.pl10 {
    padding-left: 10px !important
}

.pr10 {
    padding-right: 10px !important
}

.pb10 {
    padding-bottom: 10px !important
}

.pb50 {
    padding-bottom: 50px !important
}

.fsongti {
    font-family: 宋体
}

.fxinsongti {
    font-family: 新宋体
}

.colorwhite {
    color: #fff !important
}

.colorblack {
    color: #000 !important
}

.colorgray {
    color: #595757 !important
}

.textcenter {
    text-align: center !important
}

.fontbold {
    font-weight: 700 !important
}

.posrela {
    position: relative
}

.overen {
    overflow: hidden;
    zoom: 1
}

.overflowtxt {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis
}

.hide {
    display: none
}

.show {
    display: block
}

a {
    blr: expression(this.onFocus=this.blur());
    outline: 0
}

a:focus {
    -moz-outline-style: none
}

a:hover {
    opacity: 0.8;
    text-decoration: none
}

.upf {
    text-transform: uppercase
}

.lowf {
    text-transform: lowercase
}

.capf {
    text-transform: capitalize
}

/* 社媒浮动栏 - PC 右侧垂直 / 移动底部横向 */
.social-float {
    position: fixed;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 900;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 14px 12px;
    background: rgba(255, 255, 255, 0.96);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(15, 23, 42, 0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.social-float__link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: #f4f6f8;
    transition: transform 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
    text-decoration: none;
}

.social-float__link img {
    display: block;
    width: 22px;
    height: 22px;
    object-fit: contain;
}

.social-float__link:hover,
.social-float__link:focus {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.18);
    opacity: 1;
}

.social-float__link--tiktok:hover,
.social-float__link--tiktok:focus {
    background: #010101;
}

.social-float__link--facebook:hover,
.social-float__link--facebook:focus {
    background: #1877f2;
}

.social-float__link--x:hover,
.social-float__link--x:focus {
    background: #000;
}

.social-float__link--whatsapp:hover,
.social-float__link--whatsapp:focus {
    background: #25d366;
}

.social-float__link--instagram:hover,
.social-float__link--instagram:focus {
    background: linear-gradient(45deg, #f58529, #dd2a7b, #8134af, #515bd4);
}

.social-float__link--tiktok:hover img,
.social-float__link--tiktok:focus img,
.social-float__link--x:hover img,
.social-float__link--x:focus img,
.social-float__link--instagram:hover img,
.social-float__link--instagram:focus img {
    filter: brightness(0) invert(1);
}

@media screen and (max-width: 768px) {
    .social-float {
        top: auto;
        bottom: calc(16px + env(safe-area-inset-bottom, 0px));
        right: 16px;
        left: auto;
        transform: none;
        flex-direction: row;
        gap: 8px;
        padding: 10px 14px;
        border-radius: 999px;
    }

    .social-float__link {
        width: 42px;
        height: 42px;
        border-radius: 50%;
    }

    .social-float__link img {
        width: 20px;
        height: 20px;
    }

    .social-float__link:hover,
    .social-float__link:focus {
        transform: scale(1.08);
    }
}

@media screen and (max-width: 480px) {
    .social-float {
        right: 12px;
        bottom: calc(12px + env(safe-area-inset-bottom, 0px));
        gap: 6px;
        padding: 8px 12px;
    }

    .social-float__link {
        width: 38px;
        height: 38px;
    }

    .social-float__link img {
        width: 18px;
        height: 18px;
    }
}