ol, ul {
    padding: 0;
}
.footer {
    background: var(--coal);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer__content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer__column {
    flex: 1;
    min-width: 200px;
    margin-bottom: 30px;
}

.footer__title {
    color: var(--sand);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer__links {
    list-style: none;
}

.footer__link {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer__link:hover {
    color: var(--sand);
}

.footer__social {
    display: flex;
    gap: 15px;
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--brick);
    color: var(--white);
    border-radius: 50%;
    transition: background 0.3s ease;
}

.footer__social-link:hover {
    background: var(--brick-light);
}

.footer__wechat {
    margin-top: 15px;
}

.footer__bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.9rem;
}

.footer__bottom-link {
    color: var(--sand);
    text-decoration: none;
}