.dvc-card {
    max-width: 420px;
    background: #fff;
    padding: 20px;
    margin: 20px auto;
    border-radius: 12px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.08);
    font-family: Inter, sans-serif;
}

.dvc-card h2 {
    text-align: center;
    color: #0a2a66;
}

.dvc-card input,
.dvc-card select {
    width: 100%;
    padding: 10px;
    margin-bottom: 12px;
    border-radius: 6px;
    border: 1px solid #ccc;
}

.dvc-card button {
    width: 100%;
    background: #0a2a66;
    color: #fff;
    padding: 12px;
    border: none;
    border-radius: 30px;
    cursor: pointer;
}

.dvc-result {
    margin-top: 15px;
    font-weight: bold;
    color: #111;
}