footer {
    position: relative;
    isolation: isolate;
    background: transparent;
    padding: 18px 12px 28px;
    width: 100%;
    margin-left: 0;
    bottom: 0;
    text-align: center; /* 确保内容居中显示 */
}

footer::before {
    content: "";
    position: absolute;
    z-index: -1;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 100vw;
    transform: translateX(-50%);
    background:
        linear-gradient(135deg, rgba(255, 247, 236, 0.98), rgba(255, 250, 241, 0.98)),
        #fff7ec;
    box-shadow: inset 0 1px 0 rgba(44, 36, 39, 0.06);
}

.footer-container {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
    max-width: 920px;
    margin: 0 auto;
    align-items: center;
}

.footer-ad {
    width: 100%;
    text-align: center;
    overflow: hidden; /* 确保多出的部分隐藏 */
}

.donation-ad {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 100%;
    min-height: 60px;
    overflow: hidden;
}

.footer-content {
    width: 100%;
    text-align: center;
    line-height: 1.7;
    padding: 8px 0 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

#footer-ad-left {
    order: 1;
}

.footer-content {
    order: 2;
}

.footer-content p {
    margin: 6px 0;
    font-size: 14px;
}

.footer-legal-links {
    font-size: 14px;
}

@media (max-width: 800px) {
    .footer-ad {
        margin: 10px auto;
    }

    .donation-ad {
        min-height: 50px;
    }
}