.gcf-card {
    border-radius: 15px;
    background: linear-gradient(145deg, #ffffff, #e6e6e6);
    box-shadow: 10px 10px 25px rgba(0,0,0,0.1),
                -10px -10px 25px rgba(255,255,255,0.8);
}

.gcf-card h3 {
    font-weight: bold;
    color: #007bff;
}

.gcf-card input,
.gcf-card textarea {
    border-radius: 10px;
    border: none;
    box-shadow: inset 2px 2px 5px rgba(0,0,0,0.1),
                inset -2px -2px 5px rgba(255,255,255,0.8);
}

.gcf-card button {
    border-radius: 10px;
    background: linear-gradient(45deg, #007bff, #00c6ff);
    border: none;
    font-weight: bold;
}

#gcf-response {
    font-weight: bold;
    color: green;
}