.welcome-popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.welcome-popup-content {
    background-color: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    max-width: 500px;
    width: 90%;
    position: relative;
    animation: popupFade 0.3s ease-in-out;
}

@keyframes popupFade {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.welcome-popup h2 {
    margin: 0 0 1rem 0;
    color: #333;
    font-size: 1.5rem;
}

.welcome-popup-body {
    margin-bottom: 1.5rem;
    line-height: 1.6;
    color: #666;
}

.welcome-popup-close {
    background-color: #4a4a4a;
    color: #fff;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

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

.popup-showing {
    animation: popupFadeIn 0.3s ease-in-out;
}

.popup-hiding {
    animation: popupFadeOut 0.3s ease-in-out;
}

@keyframes popupFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes popupFadeOut {
    from {
        opacity: 1;
        transform: scale(1);
    }
    to {
        opacity: 0;
        transform: scale(0.9);
    }
}

.welcome-popup-close-icon {
    position: absolute;
    right: 1rem;
    top: 0.5rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: #999;
    transition: color 0.3s;
}

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

.welcome-popup-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.welcome-popup-close.secondary {
    background-color: #e0e0e0;
    color: #333;
}

.welcome-popup-close.secondary:hover {
    background-color: #d0d0d0;
}

.welcome-popup.dark {
    --popup-bg-color: #2d2d2d;
    --popup-title-color: #ffffff;
    --popup-text-color: #cccccc;
    --popup-button-bg: #4a4a4a;
    --popup-button-hover: #666666;
}

.welcome-popup.dark .welcome-popup-content {
    background-color: var(--popup-bg-color);
}

.welcome-popup.dark h2 {
    color: var(--popup-title-color);
}

.welcome-popup.dark .welcome-popup-body {
    color: var(--popup-text-color);
}

.welcome-popup.dark .welcome-popup-close-icon {
    color: #777;
}

.welcome-popup.dark .welcome-popup-close-icon:hover {
    color: #fff;
}

.welcome-popup.custom-theme {
    --popup-bg-color: #ffffff;
    --popup-title-color: #333333;
    --popup-text-color: #666666;
    --popup-button-bg: #4a4a4a;
}

.welcome-popup.custom-theme .welcome-popup-content {
    background-color: var(--popup-bg-color);
}

.welcome-popup.custom-theme h2 {
    color: var(--popup-title-color);
}

.welcome-popup.custom-theme .welcome-popup-body {
    color: var(--popup-text-color);
}

@media (max-width: 480px) {
    .welcome-popup-content {
        padding: 1.5rem;
        width: 95%;
    }
    
    .welcome-popup-buttons {
        flex-direction: column;
    }
    
    .welcome-popup-close {
        width: 100%;
    }
}