.payment-wrapper {
    max-width: 520px;
    margin: 30px auto;
}

.page-title {
    margin-bottom: 20px;
    font-weight: 600;
}

.payment-card {
    border-radius: 8px;
}

.card-preview {
    margin-bottom: 25px;
}

.fake-card {
    width: 260px;
    height: 150px;
    background: linear-gradient(135deg, #e5e5e5, #d3d3d3);
    border-radius: 12px;
    margin: 0 auto;
}

.input-lg {
    height: 48px;
    font-size: 16px;
}

.cvc-info {
    margin-left: 5px;
    color: #888;
    cursor: pointer;
}