/* Campaign Temporary Popup */
.campaign-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.campaign-popup-overlay.show {
    opacity: 1;
    visibility: visible;
}

.campaign-popup {
    background: transparent;
    width: 100%;
    max-width: 650px;
    border-radius: 12px;
    padding: 0;
    position: relative;
    text-align: center;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.campaign-popup-overlay.show .campaign-popup {
    transform: scale(1) translateY(0);
}

.campaign-popup-close-x {
    position: absolute;
    top: -15px;
    right: -15px;
    background: #ffffff;
    border: 2px solid #333;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 1.4rem;
    color: #333;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s, transform 0.3s;
    z-index: 10;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.campaign-popup-close-x:hover {
    background: #f0f0f0;
    transform: rotate(90deg);
}

@media (max-width: 768px) {
    .campaign-popup {
        max-width: calc(100vw - 24px);
    }
    
    .campaign-popup-close-x {
        top: -10px;
        right: -10px;
        width: 32px;
        height: 32px;
        font-size: 1.2rem;
    }
}