(function(){
    var container = document.getElementById('trainer-cert-calculator');
    if (!container) {
        return;
    }
    var styleId = 'trainer-cert-calculator-styles';
    if (!document.getElementById(styleId)) {
        var style = document.createElement('style');
        style.id = styleId;
        style.textContent = "#trainer-cert-calculator .trainer-cert-calculator{background:#f8fafc;border-radius:16px;padding:1.75rem;box-shadow:0 18px 35px rgba(15,23,42,0.12);font-family:inherit;color:#0f172a}#trainer-cert-calculator .trainer-cert-calculator__intro{font-size:1.05rem;margin-bottom:1.5rem;line-height:1.6}#trainer-cert-calculator .trainer-cert-calculator__courses{display:flex;flex-direction:column;gap:1.1rem;margin:0\n0 1.75rem 0}#trainer-cert-calculator .trainer-cert-calculator__course{display:grid;grid-template-columns:80px 1fr minmax(120px,140px);gap:1rem;align-items:center;background:#fff;border-radius:14px;padding:1rem 1.2rem;box-shadow:0 10px 22px rgba(15,23,42,0.08);transition:transform 0.2s ease,box-shadow 0.2s ease}#trainer-cert-calculator .trainer-cert-calculator__course:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(15,23,42,0.12)}#trainer-cert-calculator .trainer-cert-calculator__course:focus-within{box-shadow:0 0 0 3px rgba(59,130,246,0.35)}#trainer-cert-calculator .trainer-cert-calculator__image{width:70px;height:70px;border-radius:50%;overflow:hidden;background:linear-gradient(135deg,#eef2ff,#d8b4fe);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.6rem;color:#4c1d95}#trainer-cert-calculator .trainer-cert-calculator__image\nimg{width:100%;height:100%;object-fit:cover;display:block}#trainer-cert-calculator .trainer-cert-calculator__image--placeholder{letter-spacing:0.03em}#trainer-cert-calculator .trainer-cert-calculator__details{display:flex;flex-direction:column;gap:0.35rem}#trainer-cert-calculator .trainer-cert-calculator__course-title{margin:0;font-size:1.1rem;line-height:1.4}#trainer-cert-calculator .trainer-cert-calculator__per-person{margin:0;color:#475569;font-size:0.95rem}#trainer-cert-calculator .trainer-cert-calculator__input{display:flex;flex-direction:column;gap:0.4rem;align-items:flex-start}#trainer-cert-calculator .trainer-cert-calculator__label{font-size:0.85rem;font-weight:600;color:#1e293b}#trainer-cert-calculator .trainer-cert-calculator__field{width:90%;border-radius:10px;border:1px\nsolid rgba(148,163,184,0.6);padding:0.55rem 0.65rem;font-size:1rem;transition:border-color 0.2s ease,box-shadow 0.2s ease}#trainer-cert-calculator .trainer-cert-calculator__field:focus{outline:none;border-color:#6366f1;box-shadow:0 0 0 3px rgba(99,102,241,0.25)}#trainer-cert-calculator .trainer-cert-calculator__summary{display:flex;flex-direction:column;gap:1rem;background:#0f172a;border-radius:14px;padding:1.5rem;color:#f8fafc}#trainer-cert-calculator .trainer-cert-calculator__owned-heading{display:flex;justify-content:space-between;align-items:center;margin:0;font-weight:600}#trainer-cert-calculator .trainer-cert-calculator__owned-heading-text{margin-right:1rem}#trainer-cert-calculator .trainer-cert-calculator__owned-total{text-align:right;font-weight:700}#trainer-cert-calculator .trainer-cert-calculator__total{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:0.5rem;font-size:1.1rem}#trainer-cert-calculator .trainer-cert-calculator__total-value{font-weight:700;font-size:1.6rem}#trainer-cert-calculator .trainer-cert-calculator__button{display:inline-flex;align-items:center;justify-content:center;gap:0.4rem;text-decoration:none;font-weight:600;font-size:1rem;border-radius:999px;padding:0.8rem 1.6rem;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;transition:transform 0.2s ease,box-shadow 0.2s ease}#trainer-cert-calculator .trainer-cert-calculator__button:hover{transform:translateY(-1px);box-shadow:0 12px 20px rgba(99,102,241,0.35)}#trainer-cert-calculator .trainer-cert-calculator__button--disabled{background:linear-gradient(135deg,#94a3b8,#64748b);cursor:not-allowed;box-shadow:none}#trainer-cert-calculator .trainer-cert-calculator__button--disabled:hover{transform:none;box-shadow:none}#trainer-cert-calculator .trainer-cert-calculator__notice{margin:0;font-size:0.95rem;color:#e0f2fe}#trainer-cert-calculator .trainer-cert-calculator--message{background:#1e293b;color:#f8fafc;text-align:center}#trainer-cert-calculator .trainer-cert-calculator--message .trainer-cert-calculator__notice{color:#f8fafc}@media (max-width:768px){#trainer-cert-calculator .trainer-cert-calculator__course{grid-template-columns:60px 1fr;grid-template-areas:\u0022image title\u0022 \u0022image input\u0022}#trainer-cert-calculator .trainer-cert-calculator__image{grid-area:image}#trainer-cert-calculator .trainer-cert-calculator__details{grid-area:title}#trainer-cert-calculator .trainer-cert-calculator__input{grid-area:input;width:100%;flex-direction:row;align-items:center;justify-content:space-between}#trainer-cert-calculator .trainer-cert-calculator__label{margin-right:0.5rem}}@media (max-width:520px){#trainer-cert-calculator .trainer-cert-calculator{padding:1.25rem}#trainer-cert-calculator .trainer-cert-calculator__summary{padding:1.25rem}#trainer-cert-calculator .trainer-cert-calculator__total{flex-direction:column;align-items:flex-start}#trainer-cert-calculator .trainer-cert-calculator__button{width:100%}}";
        document.head.appendChild(style);
    }
    container.innerHTML = "\u003Cdiv class=\u0022trainer-cert-calculator trainer-cert-calculator--message\u0022\u003E\n    \u003Cp class=\u0022trainer-cert-calculator__notice\u0022\u003EPlease log in as an active GoE trainer to use the certification credit calculator.\u003C/p\u003E\n\u003C/div\u003E\n";
    var inputElements = container.querySelectorAll('input[data-credits]');
    var totalValueElement = container.querySelector('[data-total-value]');
    var totalLabelElement = container.querySelector('[data-total-label]');
    var basketButton = container.querySelector('[data-add-button]');
    var buttonTextElement = container.querySelector('[data-button-text]');
    var summaryElement = container.querySelector('.trainer-cert-calculator__summary');
    var baseUrl = basketButton ? basketButton.getAttribute('data-base-url') : null;
    var totalLabelSingular = totalLabelElement ? totalLabelElement.getAttribute('data-total-label-singular') : '';
    var totalLabelPlural = totalLabelElement ? totalLabelElement.getAttribute('data-total-label-plural') : '';
    var buttonLabelSingular = basketButton ? basketButton.getAttribute('data-button-label-singular') : '';
    var buttonLabelPlural = basketButton ? basketButton.getAttribute('data-button-label-plural') : '';
    var ownedTotal = 0;
    if (summaryElement && summaryElement.hasAttribute('data-owned-total')) {
        ownedTotal = Number(summaryElement.getAttribute('data-owned-total')) || 0;
    }
    function sanitiseField(field) {
        var cleaned = field.value.replace(/[^0-9]/g,'');
        if (cleaned !== field.value) {
            field.value = cleaned;
        }
        return cleaned === '' ? 0 : parseInt(cleaned,10);
    }
    function normaliseDisplayValue(amount) {
        var formatted = amount.toFixed(2);
        formatted = formatted.replace(/\.00$/,'');
        formatted = formatted.replace(/(\.\d)0$/,'$1');
        return formatted;
    }
    function updateTotals() {
        var totalCredits = 0;
        inputElements.forEach(function(field){
            var quantity = sanitiseField(field);
            var perPersonCredits = Number(field.getAttribute('data-credits')) || 0;
            if (quantity > 0) {
                totalCredits += quantity * perPersonCredits;
            }
        });
        totalCredits = Math.round(totalCredits * 100) / 100;
        var totalCreditsText = normaliseDisplayValue(totalCredits);
        var creditsToPurchase = totalCredits - ownedTotal;
        if (creditsToPurchase < 0) {
            creditsToPurchase = 0;
        }
        creditsToPurchase = Math.round(creditsToPurchase * 100) / 100;
        var creditsToPurchaseText = normaliseDisplayValue(creditsToPurchase);
        if (totalValueElement) {
            totalValueElement.textContent = totalCreditsText;
        }
        if (totalLabelElement) {
            var totalLabelText = totalCredits === 1 && totalLabelSingular ? totalLabelSingular : totalLabelPlural;
            if (totalLabelText) {
                totalLabelElement.textContent = totalLabelText;
            }
        }
        if (basketButton && buttonTextElement) {
            var buttonText = '';
            if (creditsToPurchase === 1 && buttonLabelSingular) {
                buttonText = buttonLabelSingular;
            } else if (buttonLabelPlural) {
                var formattedLabel = buttonLabelPlural;
                if (formattedLabel.indexOf('%1$s') !== -1) {
                    formattedLabel = formattedLabel.replace('%1$s', creditsToPurchaseText);
                } else if (formattedLabel.indexOf('%s') !== -1) {
                    formattedLabel = formattedLabel.replace('%s', creditsToPurchaseText);
                }
                buttonText = formattedLabel;
            }
            buttonTextElement.textContent = buttonText;
        }
        var shouldEnable = Boolean(baseUrl) && creditsToPurchase > 0;
        if (basketButton) {
            if (shouldEnable) {
                basketButton.classList.remove('trainer-cert-calculator__button--disabled');
                basketButton.setAttribute('href', baseUrl + creditsToPurchaseText);
                basketButton.setAttribute('aria-disabled', 'false');
            } else {
                basketButton.classList.add('trainer-cert-calculator__button--disabled');
                basketButton.setAttribute('aria-disabled', 'true');
                if (baseUrl) {
                    basketButton.setAttribute('href', '#');
                }
            }
        }
    }
    inputElements.forEach(function(field){
        field.addEventListener('input', updateTotals);
        field.addEventListener('change', updateTotals);
    });
    if (basketButton) {
        basketButton.addEventListener('click', function(event){
            if (basketButton.classList.contains('trainer-cert-calculator__button--disabled')) {
                event.preventDefault();
            }
        });
    }
    updateTotals();
})();