body {
    background-color: #121212;
    color: white;
}

.card {
    background-color: #242424;
    border: 1px solid #333;
    max-width: 400px;
    margin: auto;
    position: relative;
}

/* Popup Estilo Moderno */
.popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #2b2b2b;
    color: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.3);
    display: none;
    z-index: 9999;
    text-align: center;
    max-width: 400px;
    width: 90%;
    opacity: 0;
    transition: all 0.4s ease-in-out;
}

.popup.show {
    display: block;
    opacity: 1;
}

.popup-header {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.popup-header img {
    width: 50px;
    margin-right: 10px;
}

.popup-header h4 {
    font-size: 20px;
    margin: 0;
    color: #f9a825;
}

.popup p {
    font-size: 16px;
    margin-top: 10px;
    color: white;
}