/* 核心：电脑端广告位样式（宽度/高度由PHP传参） */
.ad-item-container {
    overflow: hidden;
    box-sizing: border-box;
}
.ad-fit-img {
    width: 100%;
    height: 100%;
    object-fit: fill; /* 电脑端：填充广告位 */
    border: none;
    display: block;
}

/* ========== 手机端自适应（间距/高度由PHP传参） ========== */
@media (max-width: 768px) {
    .ad-container {
        flex-direction: column !important;
        width: 100% !important;
        margin: 5px 0 !important;
        padding: 0 !important;
        box-sizing: border-box !important;
    }
    .ad-item-container {
        width: 100% !important;
        flex: 0 0 100% !important;
        margin: 0 !important;
    }
    .ad-fit-img {
        height: 100% !important;
        object-fit: fill !important;
        width: 100% !important;
    }
}