/* ============================================================
   footer.css —— 页脚布局样式
   ============================================================ */

footer {
    background: #2b2b2b;
    color: #ccc;
    padding: 30px 0 15px;
    margin-top: 40px;
    font-size: 13px;
}

footer a {
    color: #ccc;
    text-decoration: none;
    transition: color .2s;
}

footer a:hover {
    color: #ff8c00;
    text-decoration: none;
}

/* ---------- 左列：信任标识 + 社交 ---------- */
.footer_contact img {
    vertical-align: middle;
}

.footer_contact p {
    margin: 12px 0;
}

.footer_icon {
    margin-top: 15px;
    overflow: hidden;
}

.footer_icon a {
    display: inline-block;
    margin-right: 10px;
    float: left;
}

.footer_icon .opacity_img {
    width: 32px;
    height: 32px;
    opacity: .8;
    transition: opacity .2s;
}

.footer_icon .opacity_img:hover {
    opacity: 1;
}

/* ---------- 右列：链接菜单 ---------- */
.footer_menu {
    padding: 0 15px;
}

.footer_menu p {
    margin: 6px 0;
    line-height: 1.6;
}

.footer_menu_first {
    font-weight: bold;
    color: #fff;
    font-size: 14px;
    margin-bottom: 10px !important;
}

.footer_sitemap {
    font-size: 12px;
    color: #999;
}

/* ---------- 版权条 ---------- */
.copyright {
    text-align: center;
    border-top: 1px solid #444;
    margin-top: 20px;
    padding-top: 15px;
    font-size: 12px;
    color: #999;
}

.copyright a {
    color: #999;
}

.copyright a:hover {
    color: #ff8c00;
}

/* ---------- 响应式 ---------- */
@media (max-width: 767px) {

    .footer_contact,
    .footer_menu {
        margin-bottom: 20px;
    }

    .footer_menu {
        padding: 0 15px;
    }

    .footer_icon a {
        float: none;
        margin-right: 8px;
    }

    .copyright {
        font-size: 11px;
        line-height: 1.8;
    }
}