#welcome-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

#welcome-popup {
    background: white;
    border-radius: 10px;
    padding: 30px;
    max-width: 500px;
    max-height: 80%;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    overflow-y: auto;
    animation: slideIn 0.3s ease-out;
}

#welcome-popup.image-popup {
    padding: 0;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

#welcome-popup-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    font-weight: bold;
    color: #999;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
    z-index: 10;
}

#welcome-popup.image-popup #welcome-popup-close {
    color: white;
    background: rgba(0, 0, 0, 0.5);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    top: 10px;
    right: 10px;
    font-size: 20px;
}

#welcome-popup-close:hover {
    color: #333;
}

#welcome-popup img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    display: block;
}

#welcome-popup .welcome-text {
    font-size: 16px;
    line-height: 1.6;
    color: inherit;
}

#welcome-popup .welcome-text p {
    color: inherit;
    margin-bottom: 15px;
}

#welcome-popup .welcome-text h1,
#welcome-popup .welcome-text h2,
#welcome-popup .welcome-text h3,
#welcome-popup .welcome-text h4,
#welcome-popup .welcome-text h5,
#welcome-popup .welcome-text h6 {
    color: inherit;
    margin-top: 0;
}

@media (max-width: 768px) {
    #welcome-popup {
        margin: 20px;
        padding: 20px;
        max-width: calc(100% - 40px);
    }
    
    #welcome-popup-close {
        top: 10px;
        right: 15px;
        font-size: 24px;
    }
}