.wcap-calculator {
    background: #f9f9f9;
    border: 1px solid #e0e0e0;
    padding: 20px;
    margin: 20px 0;
    border-radius: 6px;
}
.wcap-calculator h4 {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 16px;
}
.wcap-field {
    margin-bottom: 15px;
}
.wcap-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 5px;
    font-size: 14px;
}
.wcap-field input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
}
.wcap-results {
    margin: 15px 0;
    padding: 12px;
    background: #fff;
    border-radius: 4px;
    border: 1px solid #ddd;
    font-size: 15px;
}
.wcap-results div {
    margin-bottom: 5px;
}
.wcap-results strong {
    color: #222;
}
.wcap-free-shipping {
    color: #27ae60;
    font-weight: 700;
    font-size: 14px;
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
}