.wrpa-youtube-bg-editor {
    margin: 6px 0;
    padding: 6px 10px;
    border: 1px dashed #0073aa;
    border-radius: 3px;
    background: rgba(0, 115, 170, 0.06);
    position: relative;
    z-index: 3;
}

.wrpa-youtube-bg-label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: #0073aa;
    user-select: none;
    pointer-events: none;
}

.wrpa-youtube-bg-meta {
    color: #555;
    font-style: italic;
}

.wp-block-cover[data-yt-preview] .wp-block-cover__image-background {
    opacity: 0;
    transition: opacity 0.3s;
}

.wp-block-cover[data-yt-preview]::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    background-image: var(--yt-thumb);
    background-size: cover;
    background-position: center;
    pointer-events: none;
}

.wp-block-cover[data-yt-preview] .wp-block-cover__inner-container {
    position: relative;
    z-index: 2;
}

/* Frontend styles. Initially hidden; fades in when YouTube player starts playing */
.wrpa-youtube-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
    overflow: hidden;
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
}

.wrpa-youtube-bg.is-playing {
    opacity: 1;
    -webkit-mask-image: linear-gradient(to bottom, black 85%, transparent 100%);
    mask-image: linear-gradient(to bottom, black 85%, transparent 100%);
}

.wrpa-youtube-bg iframe {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100% !important;
    height: 56.25vw !important;
    min-height: 100% !important;
    min-width: 177.78vh !important;
    transform: translate(-50%, -50%);
    border: none;
}

.wp-block-cover:has(.wrpa-youtube-bg) .wp-block-cover__inner-container {
    position: relative;
    z-index: 2;
}