#promo-popup-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}
#promo-popup-box {
    background: #fff;
    border-radius: 16px;
    text-align: center;
    padding: 20px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 0 15px rgba(0,0,0,0.5);
    position: relative;
    animation: popIn 0.6s ease;
}
#promo-popup-close {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 22px;
    cursor: pointer;
    color: #888;
}
#promo-popup-img {
    max-width: 100%;
    border-radius: 10px;
}
#promo-popup-msg {
    font-size: 18px;
    margin: 15px 0;
    color: #333;
}
#promo-popup-btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #4caf50;
    color: white;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s;
}
#promo-popup-btn:hover {
    background-color: #388e3c;
}
@keyframes popIn {
    0% { transform: scale(0.5); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}