.promo-popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.promo-popup.show {
    display: flex;
    animation: fadeIn 0.5s ease-in-out;
}

.promo-popup-content {
    background-color: #F5F5F5;
    padding: 2rem;
    border-radius: 10px;
    position: relative;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.close-popup {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
}

.promo-popup h3 {
    color: #3ecf8e;
    font-size: 24px;
    margin-bottom: 1rem;
}

.promo-code {
    background-color: #f5f5f5;
    padding: 1rem;
    border-radius: 5px;
    margin: 1.5rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.promo-code code {
    background-color: #eaeaea;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 16px;
    border: 1px dashed #3ecf8e;
}

.copy-code {
    background-color: #3ecf8e;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.copy-code:hover {
    background-color: #1976D2;
}

.countdown {
    margin: 1.5rem 0;
}

.timer {
    font-size: 24px;
    font-weight: bold;
    color: #3ecf8e;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}