/**
 * Overlay do lightbox de player (.arth-sf-lightbox*) — usado pelo bloco do
 * YouTube. Iframe responsivo 16:9 centralizado sobre um fundo escurecido.
 */

.arth-sf-lightbox {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(8, 10, 30, 0.85);
}

.arth-sf-lightbox--open {
    display: flex;
}

.arth-sf-lightbox__dialog {
    position: relative;
    width: 100%;
    max-width: 960px;
}

.arth-sf-lightbox__frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.arth-sf-lightbox__frame iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.arth-sf-lightbox__close {
    position: absolute;
    top: -44px;
    right: 0;
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    border: 0;
    color: #fff;
    font-size: 34px;
    line-height: 1;
    cursor: pointer;
}

.arth-sf-lightbox__close:hover,
.arth-sf-lightbox__close:focus-visible {
    opacity: 0.8;
    outline: none;
}

@media (max-width: 600px) {
    .arth-sf-lightbox {
        padding: 16px;
    }
    .arth-sf-lightbox__close {
        top: -38px;
        font-size: 30px;
    }
}