.site-footer {
    background-color: #0f172a;
    color: #ffffff;
    padding: 4rem 0 2rem;
    margin-top: 5rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.footer-logo img {
    height: 40px;
}

.company-name .chinese {
    font-size: 1.25rem;
    font-weight: bold;
    color: #ffffff;
}

.company-name .english {
    font-size: 0.875rem;
    color: #94a3b8;
}

.footer-nav h3,
.footer-contact h3,
.footer-social h3 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #ffffff;
    position: relative;
    padding-bottom: 0.75rem;
}

.wechat-qr {
    margin-bottom: 1.5rem;
    text-align: left;
}

.wechat-qr img {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.wechat-qr span {
    font-size: 0.875rem;
    color: #94a3b8;
}

.footer-nav h3::after,
.footer-contact h3::after,
.footer-social h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: #3b82f6;
}

.footer-nav ul {
    list-style: none;
}

.footer-nav li {
    margin-bottom: 0.75rem;
}

.footer-nav a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-nav a:hover {
    color: #3b82f6;
}

.footer-contact p {
    color: #94a3b8;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #1e293b;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    transition: background-color 0.3s ease;
}

.social-icon:hover {
    background-color: #3b82f6;
}

.footer-bottom {
    border-top: 1px solid #1e293b;
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    text-align: center;
}

.copyright {
    color: #94a3b8;
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #3b82f6;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-logo {
        justify-content: center;
    }

    .footer-nav, .footer-contact, .footer-social {
        text-align: center;
    }

    .footer-nav h3::after,
    .footer-contact h3::after,
    .footer-social h3::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .footer-nav ul {
        padding-left: 0;
    }

    .social-icons {
        justify-content: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 0.75rem;
    }
}