.wuwu-ad-slot {
    --ad-width: 300;
    --ad-height: 250;
    box-sizing: border-box;
    margin: 24px auto;
    max-width: calc(var(--ad-width) * 1px);
    position: relative;
    width: 100%;
}

.wuwu-ad-slot[hidden] { display: none !important; }

.wuwu-ad-slot.is-reserved:not([data-ad-mode="modal"]):not([data-ad-mode="floating"]) {
    aspect-ratio: var(--ad-width) / var(--ad-height);
    min-height: min(calc(var(--ad-height) * 1px), calc((100vw - 32px) * var(--ad-height) / var(--ad-width)));
}

.wuwu-ad-frame {
    background: #181818;
    border: 1px solid #2a2a2a;
    border-radius: 8px;
    box-sizing: border-box;
    height: 100%;
    opacity: 0;
    overflow: hidden;
    position: relative;
    transition: opacity .18s ease;
    width: 100%;
}

.wuwu-ad-slot.is-ready .wuwu-ad-frame { opacity: 1; }

.wuwu-ad-label {
    background: rgba(0, 0, 0, .72);
    border-radius: 0 0 4px 0;
    color: #b3b3b3;
    font-size: 10px;
    left: 0;
    line-height: 18px;
    padding: 0 6px;
    pointer-events: none;
    position: absolute;
    top: 0;
    z-index: 3;
}

.wuwu-ad-content,
.wuwu-ad-creative,
.wuwu-ad-creative > a {
    align-items: center;
    display: flex;
    height: 100%;
    justify-content: center;
    width: 100%;
}

.wuwu-ad-image,
.wuwu-ad-creative iframe {
    border: 0;
    display: block;
    height: 100% !important;
    max-width: 100%;
    object-fit: contain;
    width: 100% !important;
}

.wuwu-ad-close {
    align-items: center;
    background: rgba(0, 0, 0, .82);
    border: 1px solid rgba(255, 255, 255, .45);
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    display: flex;
    font-size: 22px;
    height: 32px;
    justify-content: center;
    line-height: 1;
    padding: 0 0 2px;
    position: absolute;
    right: 8px;
    top: 8px;
    width: 32px;
    z-index: 5;
}

.wuwu-ad-slot[data-ad-mode="floating"] {
    bottom: 24px;
    margin: 0;
    position: fixed;
    right: 24px;
    z-index: 35;
}

.wuwu-ad-slot[data-ad-mode="modal"] {
    align-items: center;
    background: rgba(0, 0, 0, .78);
    inset: 0;
    justify-content: center;
    margin: 0;
    max-width: none;
    padding: max(24px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
    position: fixed;
    width: 100%;
    z-index: 1000;
}

.wuwu-ad-slot[data-ad-mode="modal"].is-ready { display: flex; }

.wuwu-ad-slot[data-ad-mode="modal"] .wuwu-ad-frame {
    height: min(calc(var(--ad-height) * 1px), calc((100vw - 32px) * var(--ad-height) / var(--ad-width)));
    max-height: calc(100vh - 48px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
    max-width: calc(var(--ad-width) * 1px);
    width: min(calc(var(--ad-width) * 1px), calc(100vw - 32px));
}

.wuwu-ad-modal-open { overflow: hidden !important; }
.wuwu-ad-modal-open .wuwu-ad-slot[data-ad-mode="floating"] { display: none !important; }

.wuwu-ad-slot[data-ad-variant="triple_rectangle"] {
    max-width: 940px;
}

.wuwu-ad-slot[data-ad-variant="triple_rectangle"] .wuwu-ad-content {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 1919px) {
    .wuwu-ad-slot[data-ad-mode="floating"] { display: none !important; }
}

@media (max-width: 767px) {
    .wuwu-ad-slot { margin: 20px auto; }
    .wuwu-ad-slot[data-ad-device="desktop"] { display: none !important; }
    .wuwu-ad-slot[data-ad-variant="triple_rectangle"] .wuwu-ad-content {
        gap: 8px;
        grid-template-columns: 1fr;
    }
}

@media (min-width: 768px) {
    .wuwu-ad-slot[data-ad-device="mobile"] { display: none !important; }
}