/* footer.css */
footer{
    background:#fff;
    border-top:1px solid #f0f0f0;
    margin-top: 40px;
}
.footer-content{
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 16px 20px;
}
.footer-top{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}
.footer-column{
    flex: 1;
    min-width: 200px;
}
.footer-column h3{
    font-size: 16px;
    color: #1a1a1a;
    margin-bottom: 15px;
    font-weight: 600;
    position: relative;
    padding-bottom: 8px;
}
.footer-column h3::after{
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background-color: #4886ff;
}
.footer-links{
    list-style: none;
}
.footer-links li{
    margin-bottom: 10px;
}
.footer-links a{
    color: #666;
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
    display: inline-block;
    transform: translateX(0);
    transition: all 0.2s;
}
.footer-links a:hover{
    color: #4886ff;
    transform: translateX(3px);
}

/* 微信公众号区域样式 */
.wechat-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 10px;
}
.wechat-qrcode {
    width: 120px;
    height: 120px;
    margin: 0 auto 10px;
    padding: 5px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.wechat-desc {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
}

.footer-bottom{
    padding-top: 20px;
    border-top: 1px solid #f0f0f0;
    text-align: center;
}
.footer-info {
    font-size: 12px;
    color: #999;
    line-height: 1.6;
    text-align: center;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 8px;
}
.footer-info a{
    color: #666;
    text-decoration: none;
    display: flex;
    align-items: center;
}
.footer-info a:hover{
    color: #4886ff;
}
.separator {
    color: #ccc;
}

.footer-nav-links {
    margin: 15px 0;
    overflow: hidden;
    line-height: 1.8;
}
.footer-nav-links a {
    color: #666;
    text-decoration: none;
    font-size: 12px;
    display: inline-block;
    margin: 0 8px;
    white-space: nowrap;
}
.footer-nav-links a:hover {
    color: #4886ff;
}
.footer-nav-links span {
    color: #ccc;
}

.beian-icon {
    width: 14px;
    height: 14px;
    vertical-align: middle;
    margin-right: 3px;
}

/* 响应式底部样式 */
@media (min-width: 768px) and (max-width: 991px) {
    .footer-top {grid-template-columns: repeat(2, 1fr);}
}

@media (max-width: 767px) {
    .footer-top {
        display: none;
    }
    .footer-nav-links {
        display: none;
    }
    .footer-content {
        padding: 20px 16px;
    }
    .footer-bottom {
        padding-top: 0;
        border-top: none;
    }
    .footer-info {
        font-size: 14px;
        color: #666;
        gap: 5px;
    }
    .separator {
        display: none;
    }
}