.pw-delivery-checker {
    box-sizing: border-box;
    margin: 18px 0;
    padding: 16px;
    border: 1px solid #e3e3e3;
    border-radius: 8px;
    background: #fff;
    max-width: 520px;
}
.pw-delivery-title {
    display: block;
    margin: 0 0 10px;
    font-weight: 600;
    color: #222;
}
.pw-delivery-controls {
    display: flex;
    gap: 8px;
    align-items: stretch;
}
.pw-delivery-pincode {
    box-sizing: border-box;
    flex: 1;
    min-width: 0;
    height: 44px;
    padding: 8px 12px;
    border: 1px solid #ccc;
    border-radius: 5px;
}
.pw-delivery-submit {
    border: 0;
    border-radius: 5px;
    padding: 0 18px;
    cursor: pointer;
    font-weight: 600;
}
.pw-delivery-submit:disabled { opacity: .65; cursor: wait; }
.pw-delivery-result { margin-top: 10px; font-weight: 600; }
.pw-delivery-result.is-success { color: #18753b; }
.pw-delivery-result.is-error { color: #b42318; }
.pw-delivery-note { display: block; margin-top: 8px; color: #666; font-size: 12px; }
.pw-delivery-cart-wrap { margin-bottom: 18px; }
@media (max-width: 480px) {
    .pw-delivery-checker { padding: 12px; }
    .pw-delivery-controls { flex-direction: column; }
    .pw-delivery-submit { min-height: 42px; }
}