.site-footer {
    background-color: #202020;
    color: #ffffff;
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    position: relative;
    z-index: 10;
    padding-left: 0;
    padding-right: 62px;
    padding-top: 100px;
    padding: 10px;
}

.footer-container {
    width: 100%;
    margin: 0 0 0 40px;
    padding: 0 40px;
    display: flex;
    flex-wrap: wrap;
}

.footer-brand {
    width: 100%;
    margin-bottom: 30px;
    margin-right: 50px;
}

.footer-logo {
    width: 120px;
    height: auto;
    filter: brightness(0) invert(1);
}

.footer-section {
    width: auto;
    margin-bottom: 30px;
    min-width: 18em;
}

.footer-title {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: #ffffff;
    opacity: 0.9;
    text-transform: uppercase;
}

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


.item-label {
    color: #999999;
    margin-right: 8px;
    font-size: 0.9rem;
    min-width: 80px;
    display: inline-block;
}

.footer-nav {
    display: flex;
    flex-direction: column;
}

.footer-link {
    color: #cccccc;
    text-decoration: none;
    margin: 0.6em 0;
    transition: color 0.3s ease;
    font-size: 0.9rem;
}

.footer-link:hover {
    color: #ffffff;
}

.footer-bottom {
    width: 100%;
    text-align: center;
    margin-top: 20px;
    border-top: 1px solid #333333;
}

.footer-copyright {
    color: #999999;
    background-color: #c9c9c9;
    font-size: 0.8rem;
    padding: 40px;
    margin-bottom: -10px;
}


/* 平板及以上尺寸的响应式设计 */
@media (min-width: 768px) {
    .site-footer {
        padding-right: 62px;
        padding-left: 0;
        padding-top: 50px;
    }

    .footer-container {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: flex-start;
        padding: 0 40px;
    }

    .footer-brand {
        flex: 0 0 100%;
        text-align: left;
    }

    .footer-section {
        flex: 0 0 calc(50% - 1rem);
    }

    .footer-nav {
        flex-direction: column;
        flex-wrap: wrap;
        gap: 1rem;
    }

    .footer-link {
        margin: 0.3em 0;
    }


}

/* 桌面端更大的调整 */
@media (min-width: 992px) {
    .footer-container {
        flex-wrap: nowrap;

    }

    .footer-brand {
        flex: 0 0 300px;
    }

    .footer-section {
        flex: 1;
    }


}

@media (max-width: 768px) {
    .site-footer {
        padding-right: 46px;
        padding-left: 0;
        padding-top: 100px;
    }

    .footer-container {
        padding: 0 15px;
        margin: 0 10px;
    }


}

@media screen and (max-width: 425px) {
        .site-footer {
        padding-right: 39px;
        padding-top: 100px;
    }
}