.detail-ad-zone {
    position: relative;
    width: 100%;
    min-height: 148px;
    margin: 18px 0;
    padding: 26px 12px 12px;
    border: 1px solid #e6eaf0;
    border-radius: 16px;
    background: #ffffff;
    box-shadow: 0 4px 14px rgba(30, 49, 84, 0.04);
    overflow: hidden;
    box-sizing: border-box;
    transition: min-height 0.18s ease, margin 0.18s ease, padding 0.18s ease, opacity 0.18s ease;
}

.detail-ad-zone::before {
    content: '광고';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    color: #8a94a6;
    font-size: 10px;
    line-height: 1;
    letter-spacing: 0.06em;
}

.detail-ad-zone .adsbygoogle {
    display: block;
    width: 100%;
    min-height: 108px;
}

.detail-ad-zone.is-requesting {
    background:
        linear-gradient(100deg, transparent 20%, rgba(245, 247, 251, 0.9) 45%, transparent 70%),
        #ffffff;
    background-size: 240% 100%;
    animation: detail-ad-loading 1.5s linear infinite;
}

.detail-ad-zone.is-filled {
    animation: none;
    background: #ffffff;
}

.detail-ad-zone.is-collapsed {
    min-height: 0;
    height: 0;
    margin: 0;
    padding: 0;
    border: 0;
    opacity: 0;
    pointer-events: none;
}

.detail-ad-zone[data-ad-position='chart'] {
    min-height: 188px;
}

.detail-ad-zone[data-ad-position='chart'] .adsbygoogle {
    min-height: 148px;
}

@keyframes detail-ad-loading {
    to {
        background-position: -240% 0;
    }
}

@media (max-width: 720px) {
    .detail-ad-zone,
    .detail-ad-zone[data-ad-position='chart'] {
        min-height: 118px;
        margin: 14px 0;
        padding: 24px 6px 8px;
        border-radius: 13px;
    }

    .detail-ad-zone .adsbygoogle,
    .detail-ad-zone[data-ad-position='chart'] .adsbygoogle {
        min-height: 84px;
    }
}