/* 全站统一页脚 —— 所有页面共用，改动请只改这个文件 */
.site-footer {
    margin: 0;
    padding: 3.75rem 0 2rem;
    background: #161b29 url(https://ossimgss.sequ.biz/groupOrder/goods/libraryStatic/static/image/hero-1-bg-img.png) center center / cover no-repeat;
    color: #fff;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.8;
    text-align: left;
    box-sizing: border-box;
}

.site-footer *,
.site-footer *::before,
.site-footer *::after {
    box-sizing: border-box;
}

.site-footer .sf-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* 左右两栏 */
.site-footer .sf-main {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 3.5rem;
}

.site-footer .sf-left {
    flex: 1 1 auto;
    min-width: 0;
    max-width: 640px;
}

.site-footer .sf-right {
    flex: 0 0 auto;
    min-width: 240px;
}

/* 左侧 */
.site-footer .sf-logo {
    height: 35px;
    width: auto;
    display: block;
    margin-bottom: 1.15rem;
}

.site-footer .sf-desc {
    color: rgba(255, 255, 255, .5);
    margin: 0 0 1.6rem;
    font-size: .95rem;
    line-height: 1.9;
}

.site-footer .sf-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .35rem 1.9rem;
    font-size: .88rem;
    color: rgba(255, 255, 255, .55);
}

.site-footer .sf-meta a {
    color: rgba(255, 255, 255, .55);
    text-decoration: none;
    transition: color .2s;
}

.site-footer .sf-meta a:hover {
    color: rgba(255, 255, 255, .9);
}

/* 右侧：旗下产品 */
.site-footer .sf-nav-label {
    font-size: .78rem;
    letter-spacing: .16em;
    color: rgba(255, 255, 255, .32);
    margin: 0 0 1.1rem;
    font-weight: 600;
}

.site-footer .sf-products {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .85rem 2.2rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-footer .sf-products li {
    margin: 0;
    padding: 0;
}

.site-footer .sf-products a {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    color: rgba(255, 255, 255, .8);
    text-decoration: none;
    font-size: .95rem;
    line-height: 1.6;
    transition: color .2s, transform .2s;
}

.site-footer .sf-products a::after {
    content: "\2197";
    font-size: .78em;
    opacity: .4;
    transition: opacity .2s;
}

.site-footer .sf-products a:hover {
    color: #fff;
    transform: translateX(2px);
}

.site-footer .sf-products a:hover::after {
    opacity: .85;
}

/* 版权 */
.site-footer .sf-copy {
    margin-top: 2.6rem;
    padding-top: 1.35rem;
    border-top: 1px solid rgba(255, 255, 255, .09);
    text-align: center;
    font-size: .84rem;
    color: rgba(255, 255, 255, .35);
}

@media (max-width: 860px) {
    .site-footer .sf-main {
        flex-direction: column;
        gap: 2.2rem;
    }

    .site-footer .sf-left {
        max-width: none;
    }

    .site-footer .sf-right {
        width: 100%;
        min-width: 0;
    }

    .site-footer .sf-products {
        gap: .7rem 1.8rem;
    }
}

@media (max-width: 576px) {
    .site-footer {
        padding: 2.6rem 0 1.6rem;
    }

    .site-footer .sf-logo {
        height: 30px;
    }

    .site-footer .sf-desc {
        font-size: .9rem;
    }

    .site-footer .sf-products a {
        font-size: .9rem;
    }
}