.nm-proforma-btn {
    display: inline-block;
    margin-top: 8px;
    padding: 10px 18px;
    background: #1397b0;
    color: #fff;
    font-weight: 600;
    border: 0;
    border-radius: 2px;
    cursor: pointer;
    font-size: 13px;
    width: 100%;
    text-align: center;
}
.nm-proforma-btn:hover { background: #0e7a90; }
.nm-proforma-btn:disabled { background: #bcc6d2; cursor: wait; }

.nm-proforma-link {
    display: block;
    margin: 6px 0;
    color: #1397b0;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
}
.nm-proforma-link:hover { text-decoration: underline; }

/* Checkout summary panel */
.nm-proforma-panel {
    margin: 12px 0 16px;
    padding: 14px 16px;
    background: #f3f6fa;
    border: 1px solid #bcc6d2;
    border-radius: 4px;
    font-size: 13px;
    color: #5d6773;
}
.nm-proforma-panel strong { color: #13395c; }
.nm-proforma-panel .nm-proforma-msg {
    margin-top: 8px;
    font-size: 12px;
    color: #5d6773;
}

/* Modal */
.nm-proforma-modal-backdrop {
    position: fixed; inset: 0;
    background: rgba(12, 37, 64, .55);
    z-index: 9999;
    display: flex; align-items: center; justify-content: center;
}
.nm-proforma-modal {
    background: #fff;
    border-radius: 6px;
    width: 92%; max-width: 460px;
    padding: 22px 24px;
    box-shadow: 0 12px 40px rgba(0,0,0,.35);
}
.nm-proforma-modal h3 {
    margin: 0 0 6px;
    color: #13395c;
    font-size: 18px;
}
.nm-proforma-modal p {
    margin: 0 0 14px;
    color: #5d6773;
    font-size: 13px;
    line-height: 1.45;
}
.nm-proforma-modal label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    margin: 10px 0 4px;
    color: #13395c;
    text-transform: uppercase;
    letter-spacing: .3px;
}
.nm-proforma-modal input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #bcc6d2;
    border-radius: 3px;
    font-size: 14px;
    box-sizing: border-box;
}
.nm-proforma-modal input:focus { outline: none; border-color: #1397b0; }
.nm-proforma-modal .actions {
    margin-top: 18px;
    display: flex; gap: 10px; justify-content: flex-end;
}
.nm-proforma-modal button {
    padding: 10px 18px;
    border: 0; border-radius: 3px;
    font-size: 13px; font-weight: 600; cursor: pointer;
}
.nm-proforma-modal .primary { background: #13395c; color: #fff; }
.nm-proforma-modal .primary:hover { background: #0e2a47; }
.nm-proforma-modal .primary:disabled { background: #bcc6d2; }
.nm-proforma-modal .secondary { background: transparent; color: #5d6773; }
.nm-proforma-modal .error { color: #b00020; font-size: 12px; margin-top: 8px; }