.pip-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.pip-popup-content {
    position: relative;
    width: 70vw;
    max-height: 90vh;
    background: var(--wp--preset--color--base, #fff);
    padding: 30px 20px 20px;
    box-shadow: 0 0 20px rgba(0,0,0,0.2);
    overflow: auto;
    border-radius: 5px;
    border: 1px solid currentColor;
}

.pip-popup-content img {
    width: 100%;
    height: auto;
    display: block;
}

.pip-close {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 30px;
    font-weight: bold;
    cursor: pointer;
    color: inherit;
}

.pip-pdf-desktop {
    display: block;
}

.pip-pdf-mobile {
    display: none;
}

@media screen and (max-width: 768px) {
    .pip-pdf-desktop {
        display: none;
    }
    .pip-pdf-mobile {
        display: block;
        margin-top: 1em;
        text-align: center;
        font-size: 1rem;
    }
}

.pip-button-wrapper {
    margin-top: 20px;
    text-align: center;
}

.pip-popup-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--wp--preset--color--primary, #0073aa);
    color: #fff;
    text-decoration: none;
    border-radius: 3px;
    font-weight: 600;
    transition: background-color 0.2s ease-in-out;
}

.pip-popup-button:hover {
    background-color: var(--wp--preset--color--primary-hover, #005177);
}