[{"key":"exp-019-advice-hide-the-product-carousel-for-nonmembers","changeId":"23419a574aeef84010015df90a2f5f0ff7013d3cc0bfd6891ed145a67e844fbd","status":"stopped","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"","domMutations":[{"selector":"[class*='GridItemArticle_footer']","action":"set","attribute":"style","value":"display: none"},{"selector":".sharing-options-vertical","action":"set","attribute":"style","value":"display: none"},{"selector":"[data-testid=\"hide-on-article-scroll\"]","action":"set","attribute":"style","value":"display: none"}]},{"css":"","js":"","domMutations":[{"selector":"[class^='GridItemArticle_footer']","action":"set","attribute":"style","value":"display: none"},{"selector":".sharing-options-vertical","action":"set","attribute":"style","value":"display: none"},{"selector":".sidebar .associated-articles:nth-of-type(2)","action":"set","attribute":"style","value":"display: none"},{"selector":"[data-testid=\"hide-on-article-scroll\"]","action":"set","attribute":"style","value":"display: none"}]}],"hashVersion":2,"hashAttribute":"","urlPatterns":[{"include":true,"type":"regex","pattern":"^https:\\/\\/www\\.which\\.co\\.uk\\/(?!.*new-and-used-cars)(?:reviews\\/[^\\/]+\\/article\\/[^\\/?#]*).*"}],"weights":[0.3334,0.3333,0.3333],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"No carousels or social"},{"key":"2","name":"V1 + No Related articles"}],"seed":"8ab70c3b-704b-4348-b5d5-987c9789535d","name":"EXP 019 [Advice] Hide the product carousel & other noise","phase":"0","force":2,"coverage":1},{"key":"mobile-pp-test","changeId":"ff119153d7eb5db241dd1ea040d811693397f55c82bf7e059ca75777272a8477","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"(function() {\n // 1. Mobile Check\n const isMobile = window.innerWidth <= 768;\n if (!isMobile) return;\n\n // 2. Polling: Wait for BOTH the Article and the Destination Grid\n const intervalId = setInterval(function() {\n \n // Selector for the Article (using wildcard for safety)\n const articleElement = document.querySelector('article[class*=\"LoggedOutMemberBenefits_panel\"]');\n \n // Selector for the Destination (The Featured Links Grid)\n const destinationContainer = document.querySelector('section[data-testid=\"featuredLinks\"] section[data-testid=\"grid\"]');\n\n // Only proceed if BOTH exist\n if (articleElement && destinationContainer) {\n clearInterval(intervalId);\n\n // --- PART A: Edit Content (Slimline) ---\n const legalSmallPrint = articleElement.querySelector('p[class*=\"SignupButton_caption\"]');\n \n if (legalSmallPrint) {\n const parentOfLegalSmallPrint = legalSmallPrint.parentElement;\n \n // Remove siblings after legal print\n let currentNode = parentOfLegalSmallPrint.nextElementSibling;\n while (currentNode) {\n const next = currentNode.nextElementSibling;\n currentNode.remove();\n currentNode = next;\n }\n\n // Remove Footer\n const footerElement = articleElement.querySelector('[class*=\"ContextualPanelFooter_footer\"]');\n if (footerElement) {\n footerElement.remove();\n }\n\n // Reset Height to auto so it shrinks to fit new content size\n articleElement.style.minHeight = 'auto';\n articleElement.style.height = 'auto';\n }\n\n // --- PART B: Reposition and Rebalance Spacing ---\n \n // Get the GRID WRAPPER (the parent div with GridItem classes)\n const gridWrapper = articleElement.closest('div[class*=\"GridItem\"]');\n\n if (gridWrapper) {\n // 1. Move it to the top\n destinationContainer.prepend(gridWrapper);\n\n // 2. Apply Styles to Fix Grid Position and Spacing\n // We use cssText to apply multiple styles at once.\n // !important is needed to override existing class styles.\n gridWrapper.style.cssText += `\n grid-column-start: 1 !important; \n grid-row-start: 1 !important;\n margin-top: 0px !important;\n margin-bottom: 32px !important; \n `;\n \n // NOTE: You can adjust '32px' above to '24px' or '40px' depending on preferred balance.\n }\n }\n }, 100); // Check every 100ms\n\n // 3. Safety Timeout: Give up after 5 seconds\n setTimeout(function() {\n clearInterval(intervalId);\n }, 5000);\n\n})();","domMutations":[]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://www.which.co.uk/"}],"weights":[0.5,0.5],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"seed":"0d023f85-44c1-4804-9f92-60d181bf3fcc","name":"Move Mobile PPP to the top of the page","phase":"0","coverage":1},{"key":"visual-editor-work-registration-consent-messaging","changeId":"6376b58d65571588bc602a7addb5f57126669ae9fc55a7461017d438dd94781d","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"/**\n * GrowthBook Experiment: Consent UI Refactor (Optimized for Production)\n * - MutationObserver disconnects after success to save resources.\n * - Uses event delegation for cleaner logic.\n * - Minimal DOM footprints.\n */\n\n(function() {\n const CONFIG = {\n id: 'gb-consent-experiment',\n selectors: {\n emailInput: 'input#email',\n // Using attribute-contains selectors for better resilience against hashed CSS modules\n marketingHeader: '[class*=\"MarketingPreferences_marketingConsentHeading\"]',\n marketingRows: '[class*=\"MarketingPreferences_marketingConsent__\"]',\n disclaimerTexts: 'p[class*=\"Typography_sb-text-body-default-regular\"]',\n formFieldClass: 'FormField_formField'\n },\n externalIcon: ``\n };\n\n const injectStyles = () => {\n if (document.getElementById(`${CONFIG.id}-styles`)) return;\n const style = document.createElement('style');\n style.id = `${CONFIG.id}-styles`;\n style.textContent = `\n .gb-new-consent-wrapper { margin: 24px 0; font-family: Arial, sans-serif; clear: both; }\n .gb-header { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: #000; }\n .gb-subheader { font-size: 14px; margin-bottom: 20px; color: #333; line-height: 1.5; }\n .gb-card { border: 1px solid #ced4da; border-radius: 8px; padding: 16px; margin-bottom: 12px; display: flex; align-items: flex-start; cursor: pointer; transition: all 0.2s ease; background: #fff; }\n .gb-card:hover { border-color: #0056b3; }\n .gb-card.selected { border-color: #0056b3; background-color: #f8fbff; }\n .gb-checkbox-ui { width: 20px; height: 20px; border: 2px solid #ced4da; border-radius: 4px; margin-right: 16px; flex-shrink: 0; position: relative; top: 2px; }\n .gb-card.selected .gb-checkbox-ui { background-color: #0056b3; border-color: #0056b3; }\n .gb-card.selected .gb-checkbox-ui::after { content: ''; position: absolute; left: 6px; top: 2px; width: 5px; height: 10px; border: solid white; border-width: 0 2px 2px 0; transform: rotate(45deg); }\n .gb-card-title-row { font-weight: 700; font-size: 16px; color: #000; margin-bottom: 4px; }\n .gb-card-desc { font-size: 14px; color: #555; line-height: 1.4; }\n .gb-legal-link { color: #0056b3; text-decoration: underline; }\n .gb-show-more-btn { background: none; border: none; color: #0056b3; padding: 0; font-size: 14px; cursor: pointer; text-decoration: underline; display: inline; margin-left: 4px; }\n .gb-more-info { display: none; margin: 12px 0 20px 0; padding: 12px; background: #f4f4f4; border-radius: 4px; font-size: 13px; color: #555; }\n .gb-more-info.expanded { display: block; }\n .gb-hidden { position: absolute !important; height: 1px !important; width: 1px !important; overflow: hidden !important; clip: rect(1px, 1px, 1px, 1px) !important; }\n `;\n document.head.appendChild(style);\n };\n\n const applyExperiment = () => {\n const emailInput = document.querySelector(CONFIG.selectors.emailInput);\n const marketingHeader = document.querySelector(CONFIG.selectors.marketingHeader);\n \n if (!emailInput || !marketingHeader || document.querySelector('.gb-new-consent-wrapper')) return false;\n\n injectStyles();\n\n const container = marketingHeader.parentElement;\n // Using [class*=\"...\"] to find the root wrapper more reliably than a full hashed class name\n const emailFieldRoot = emailInput.closest(`[class*=\"${CONFIG.selectors.formFieldClass}\"]`);\n if (!emailFieldRoot) return false;\n\n // Hide original nodes via accessibility-safe class\n container.querySelectorAll(`${CONFIG.selectors.marketingHeader}, ${CONFIG.selectors.marketingRows}, ${CONFIG.selectors.disclaimerTexts}:not(:last-of-type)`)\n .forEach(el => el.classList.add('gb-hidden'));\n\n // Inject New UI\n const html = `\n `;\n \n emailFieldRoot.insertAdjacentHTML('afterend', html);\n\n // Logic Bindings\n const setupCard = (id, consentName) => {\n const card = document.getElementById(id);\n if (!card) return;\n\n const syncState = () => {\n const yesRadio = document.querySelector(`input[name=\"${consentName}Consent\"][value=\"Yes\"]`);\n card.classList.toggle('selected', !!(yesRadio && yesRadio.checked));\n };\n\n card.addEventListener('click', () => {\n const targetValue = card.classList.contains('selected') ? 'No' : 'Yes';\n const targetRadio = document.querySelector(`input[name=\"${consentName}Consent\"][value=\"${targetValue}\"]`);\n if (targetRadio) {\n targetRadio.click();\n targetRadio.dispatchEvent(new Event('change', { bubbles: true }));\n }\n syncState();\n });\n syncState();\n };\n\n const toggleBtn = document.getElementById('gb-toggle-info');\n if (toggleBtn) {\n toggleBtn.addEventListener('click', (e) => {\n e.preventDefault();\n const content = document.getElementById('gb-more-info-content');\n const isExpanded = content.classList.toggle('expanded');\n toggleBtn.textContent = isExpanded ? 'Show less' : 'Show more';\n });\n }\n\n setupCard('gb-card-email', 'email');\n setupCard('gb-card-post', 'post');\n\n return true;\n };\n\n const observer = new MutationObserver(() => {\n if (applyExperiment()) observer.disconnect();\n });\n\n observer.observe(document.body, { childList: true, subtree: true });\n applyExperiment();\n})();","domMutations":[]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"bucketVersion":1,"minBucketVersion":0,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://www.which.co.uk/registration"}],"weights":[0,1],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"seed":"f14b2541-9d7c-427d-8752-96dba89a17b1","name":"Consent selection test QA","phase":"1","condition":{"id":{"$regex":"317a05de-0554-4d51-b4d6-827f494c134e|2aee58cc-137b-41b2-a5a9-a0275045a949"}},"coverage":1},{"key":"exp-038-product-listings-add-relevant-advice-links-to-filter-sections","changeId":"1d2fe64c2bd2551dacbcf5c63d5a482e4226e2d5fac183fd3bbbd1c76253ccd7","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"/**\n * GrowthBook Experiment: EXP 038 Add relevant advice links to filter sections\n * * Description: \n * This script injects advice links into specific filter sections across TVs, Cars, and Washing Machines.\n * - Inline links (e.g. Don't Buy) are placed under specific filter checkboxes without chevrons.\n * - Section links are placed at the bottom of the accordion with a blue chevron and top border.\n * * Engineering Standards:\n * - Resilience: Uses attribute-contains selectors [class*=\"...\"] to survive CSS module rehashing.\n * - Performance: MutationObserver monitors for React re-renders.\n * - Safety: Execution guard prevents double-injection on SPAs.\n * - Unified Logic: Automatically detects the product category route.\n */\n\n(function () {\n const CONFIG = {\n id: 'multi_category_filter_links',\n experimentId: 'EXP 038 Add relevant advice links to filter sections',\n selectors: {\n accordionItem: 'li[data-testid=\"accordion-item\"]',\n accordionContent: '[class*=\"Filters_accordionContent\"]',\n headerLabel: '[class*=\"Typography_sb-text-interface-body-default-strong\"]',\n // Inline targeting\n checkboxWrapper: '[data-testid=\"filter-checkbox-wrapper\"]',\n featureHeader: '[class*=\\\"Filter_exclusionFilterTitle\\\"]',\n tooltip: '[data-testid=\"filter-tooltip\"]'\n }\n };\n\n // 1. Execution Guard: Prevent multiple runs on SPA navigation\n if (window[`__run_${CONFIG.id}`]) return;\n window[`__run_${CONFIG.id}`] = true;\n\n const tvData = [\n {\n section: \"Best Buys & Don't Buys\",\n links: [\n { text: \"Which? Don't Buy TVs\", href: \"https://www.which.co.uk/reviews/televisions/article/which-dont-buy-tvs-avGpY4Q2Npls\", targetText: \"don't buy\", type: \"inline-checkbox\" }\n ]\n },\n {\n section: \"Screen size\",\n links: [{ text: \"What size TV should I buy?\", href: \"https://www.which.co.uk/reviews/televisions/article/what-size-tv-should-i-buy/what-size-tv-should-i-buy-aXiiB3e0zZcW\", type: \"bottom\" }]\n },\n {\n section: \"Brands\",\n links: [\n { text: \"Which TV brand to buy in 2026\", href: \"https://www.which.co.uk/reviews/televisions/article/most-reliable-tv-brands-aHn4T3r7VjsM\", type: \"bottom\" },\n { text: \"Should you buy a Bush, JVC or Logik TV?\", href: \"https://www.which.co.uk/reviews/televisions/article/should-you-buy-a-currys-or-argos-brand-tv-adSdf3i54xPd\", type: \"bottom\" },\n { text: \"Samsung vs LG TVs: which is best?\", href: \"https://www.which.co.uk/reviews/televisions/article/samsung-vs-lg-tvs-which-is-best-ahcff9c1krJF\", type: \"bottom\" },\n { text: \"Should you buy a Hisense TV over an LG or Samsung?\", href: \"https://www.which.co.uk/reviews/televisions/article/should-you-buy-a-hisense-tv-over-an-lg-or-samsung-aDusZ0t3tEd2\", type: \"bottom\" }\n ]\n },\n {\n section: \"Screen type\",\n links: [\n { text: \"What are LCD and LED TVs and what's the difference?\", href: \"https://www.which.co.uk/reviews/televisions/article/tv-screen-technology-explained/what-are-lcd-and-led-tvs-and-what-s-the-difference-ac27g0D50PeT\", type: \"bottom\" },\n { text: \"What is OLED TV?\", href: \"https://www.which.co.uk/reviews/televisions/article/tv-screen-technology-explained/what-is-oled-tv-aGjI44A1IVQc\", type: \"bottom\" },\n { text: \"What is QLED TV?\", href: \"https://www.which.co.uk/reviews/televisions/article/tv-screen-technology-explained/what-is-qled-tv-asQHo4o9SgcG\", type: \"bottom\" }\n ]\n },\n {\n section: \"Features\",\n links: [\n { text: \"What is Freeview Play?\", href: \"https://www.which.co.uk/reviews/televisions/article/tv-screen-technology-explained/what-is-freeview-play-aWWFq7b6mGfB\", targetText: \"freeview play\", type: \"inline-title\" },\n { text: \"What is HDR?\", href: \"https://www.which.co.uk/reviews/televisions/article/tv-screen-technology-explained/what-is-hdr-tv-aXRJb9O3rPPx\", targetText: \"hdr\", type: \"inline-title\" }\n ]\n },\n {\n section: \"Annual running cost\",\n links: [{ text: \"How much does your TV really cost to run?\", href: \"https://www.which.co.uk/reviews/televisions/article/how-much-does-your-tv-really-cost-to-run-avFBE9o43tX5\", type: \"bottom\" }]\n },\n {\n section: \"TV accessibility settings\",\n links: [{ text: \"The best TVs for people who are blind or partially sighted\", href: \"https://www.which.co.uk/reviews/televisions/article/the-best-tvs-for-people-who-are-blind-or-partially-sighted-akJC52P8mk06\", type: \"bottom\" }]\n },\n {\n section: \"Gaming features\",\n links: [{ text: \"What specs should a TV have for gaming?\", href: \"https://www.which.co.uk/reviews/televisions/article/the-best-tvs-for-gaming-aQOsC3p2dXb3#what-specs-should-a-tv-have-for-gaming\", type: \"bottom\" }]\n },\n {\n section: \"Resolution\",\n links: [\n { text: \"What is 4K TV?\", href: \"https://www.which.co.uk/reviews/televisions/article/tv-screen-technology-explained/what-is-4k-tv-aA9be0m2H18T\", type: \"bottom\" },\n { text: \"What is 8K TV?\", href: \"https://www.which.co.uk/reviews/televisions/article/tv-screen-technology-explained/what-is-8k-tv-aeTW93f7JRej\", type: \"bottom\" }\n ]\n }\n ];\n\n const carData = [\n {\n section: \"Brands\",\n links: [\n { text: \"BYD vs Tesla: which EV brand is best?\", href: \"https://www.which.co.uk/reviews/new-and-used-cars/article/byd-v-tesla-which-is-best-aHibp3U3ryvc\", type: \"bottom\" },\n { text: \"Kia Sportage vs Hyundai Tucson: which is best?\", href: \"https://www.which.co.uk/reviews/new-and-used-cars/article/kia-sportage-vs-hyundai-tucson-which-is-best-a9Qhr3w2ENdo\", type: \"bottom\" },\n { text: \"Most reliable car brands\", href: \"https://www.which.co.uk/reviews/new-and-used-cars/article/car-reliability/most-reliable-car-brands-aIgru9f1jeFC\", type: \"bottom\" }\n ]\n },\n {\n section: \"New/Used\",\n links: [\n { text: \"How to buy the best used car\", href: \"https://www.which.co.uk/reviews/new-and-used-cars/article/how-to-buy-the-best-car/how-to-buy-the-best-used-car-anNPo1k4R4hS\", type: \"bottom\" },\n { text: \"How to buy the best new car\", href: \"https://www.which.co.uk/reviews/new-and-used-cars/article/how-to-buy-the-best-car/how-to-buy-the-best-new-car-aUjg94F3x8bL\", type: \"bottom\" }\n ]\n },\n {\n section: \"Fuel type\",\n links: [\n { text: \"Petrol vs diesel vs hybrid cars: which is better?\", href: \"https://www.which.co.uk/reviews/new-and-used-cars/article/petrol-vs-diesel-cars-which-is-better-az4UV9R1twEE\", type: \"bottom\" },\n { text: \"The pros and cons of EVs in 2026\", href: \"https://www.which.co.uk/reviews/new-and-used-cars/article/should-i-buy-an-electric-car-ao47p7A3gD29\", type: \"bottom\" },\n { text: \"Petrol vs diesel fuel cost calculator\", href: \"https://www.which.co.uk/reviews/new-and-used-cars/article/driver-calculators-and-tools/petrol-vs-diesel-calculator-aq1aI3j7Pkm7\", type: \"bottom\" }\n ]\n },\n {\n section: \"Price\",\n links: [\n { text: \"Top cash and finance discounts, plus how to haggle\", href: \"https://www.which.co.uk/reviews/new-and-used-cars/article/best-cash-and-finance-discounts-on-new-cars-aY9jH3J1Q8Fj\", type: \"bottom\" }\n ]\n }\n ];\n\n const washingMachineData = [\n {\n section: \"Brands\",\n links: [\n { text: \"Which washing machine brand is the most reliable?\", href: \"https://www.which.co.uk/reviews/washing-machines/article/best-washing-machine-brands-a2Z6T7H782pB\", type: \"bottom\" }\n ]\n },\n {\n section: \"Price\",\n links: [\n { text: \"Best cheap washing machines 2026: budget models under £400\", href: \"https://www.which.co.uk/reviews/washing-machines/article/top-five-best-cheap-washing-machines-a00aT7T8Y9Hi\", type: \"bottom\" }\n ]\n },\n {\n section: \"Smart\",\n links: [\n { text: \"Smart washing machines explained\", href: \"https://www.which.co.uk/reviews/washing-machines/article/smart-washing-machines-explained-atSzX5S9PxPE\", type: \"bottom\" }\n ]\n },\n {\n section: \"Spin speed\",\n links: [\n { text: \"Useful washing machine cycles\", href: \"https://www.which.co.uk/reviews/washing-machines/article/useful-washing-machine-programs-aVyo00m11RUN\", type: \"bottom\" }\n ]\n },\n {\n section: \"Annual running cost\",\n links: [\n { text: \"Energy-efficient washing machines\", href: \"https://www.which.co.uk/reviews/washing-machines/article/energy-efficient-washing-machines-aDUNk3I9sAL4\", type: \"bottom\" }\n ]\n },\n {\n section: \"Type\",\n links: [\n { text: \"Best integrated washing machines\", href: \"https://www.which.co.uk/reviews/washing-machines/article/how-to-buy-the-best-integrated-washing-machine-aKLaj1q36EUK\", type: \"bottom\" }\n ]\n }\n ];\n\n // 2. Dynamic Routing: Determine the active page configuration\n let activeData = [];\n const path = window.location.pathname;\n\n if (path.includes('/reviews/televisions')) {\n activeData = tvData;\n } else if (path.includes('/reviews/new-and-used-cars')) {\n activeData = carData;\n } else if (path.includes('/reviews/washing-machines')) {\n activeData = washingMachineData;\n }\n\n // If we aren't on a recognized page, stop execution\n if (!activeData.length) return;\n\n\n // =================================================================================\n // DOM INJECTION & TRACKING LOGIC\n // =================================================================================\n\n /**\n * Fires tracking event to the dataLayer\n */\n const trackEvent = (itemText, parentText) => {\n window.dataLayer = window.dataLayer || [];\n window.dataLayer.push({\n 'event': 'notification_ab_test',\n 'item_text': itemText,\n 'item_parent_text': parentText,\n 'item_group': CONFIG.experimentId\n });\n };\n\n /**\n * Injects CSS for the custom links and containers\n */\n const injectStyles = () => {\n if (document.getElementById(`${CONFIG.id}-styles`)) return;\n const style = document.createElement('style');\n style.id = `${CONFIG.id}-styles`;\n style.textContent = `\n .gb-filter-link-container {\n display: flex;\n flex-direction: column;\n gap: 8px;\n width: 100%;\n }\n /* Placement at bottom of accordion section */\n .gb-placement-bottom {\n margin-top: 16px;\n }\n /* Inline placement (under checkboxes or titles) */\n .gb-placement-inline {\n margin-top: 4px;\n margin-bottom: 12px;\n }\n /* Align with checkbox labels (offset for icon/padlock) */\n .gb-align-checkbox {\n padding-left: 28px;\n }\n /* Align with sub-titles (no offset) */\n .gb-align-title {\n padding-left: 0;\n }\n .gb-filter-help-link {\n display: inline-flex;\n align-items: center;\n color: #0050B3 !important;\n text-decoration: none;\n cursor: pointer;\n width: fit-content;\n font-family: inherit;\n font-size: inherit;\n line-height: inherit;\n }\n .gb-filter-help-link:hover {\n text-decoration: underline;\n }\n .gb-filter-help-link svg {\n margin-right: 8px;\n flex-shrink: 0;\n }\n `;\n document.head.appendChild(style);\n };\n\n /**\n * Helper to create the link anchor element\n */\n const createLink = (text, href, sectionName, hasChevron = false) => {\n const link = document.createElement('a');\n link.className = 'gb-filter-help-link';\n link.href = href;\n \n let iconHtml = '';\n if (hasChevron) {\n iconHtml = `\n \n `;\n }\n\n link.innerHTML = `${iconHtml}${text}`;\n link.addEventListener('click', () => {\n trackEvent(text, sectionName);\n });\n return link;\n };\n\n /**\n * Primary logic for DOM manipulation and link injection\n */\n const apply = () => {\n const accordionItems = document.querySelectorAll(CONFIG.selectors.accordionItem);\n \n accordionItems.forEach(item => {\n const header = item.querySelector(CONFIG.selectors.headerLabel);\n if (!header) return;\n\n const sectionTitle = header.textContent.trim();\n const sectionMatch = activeData.find(d => d.section.toLowerCase() === sectionTitle.toLowerCase());\n\n if (sectionMatch) {\n const contentArea = item.querySelector(CONFIG.selectors.accordionContent);\n if (!contentArea) return;\n\n // --- 1. Inline Link Placement ---\n sectionMatch.links.filter(l => l.type.startsWith(\"inline\")).forEach(linkData => {\n let targetElement = null;\n let alignmentClass = 'gb-align-checkbox';\n\n if (linkData.type === \"inline-checkbox\") {\n // Target the specific checkbox wrapper containing the label text (e.g., Don't Buy)\n const wrappers = contentArea.querySelectorAll(CONFIG.selectors.checkboxWrapper);\n targetElement = Array.from(wrappers).find(w => w.textContent.toLowerCase().includes(linkData.targetText));\n alignmentClass = 'gb-align-checkbox';\n } \n else if (linkData.type === \"inline-title\") {\n // Target the sub-header (e.g., Freeview Play or HDR) - specific to TVs\n const headers = contentArea.querySelectorAll(CONFIG.selectors.featureHeader);\n const headerEl = Array.from(headers).find(h => h.textContent.toLowerCase() === linkData.targetText);\n if (headerEl) {\n // Insert after title or tooltip to keep row integrity\n const tooltip = headerEl.nextElementSibling?.matches(CONFIG.selectors.tooltip) ? headerEl.nextElementSibling : null;\n targetElement = tooltip || headerEl;\n alignmentClass = 'gb-align-title';\n }\n }\n\n // Guard: prevent duplicate injection after this specific element\n if (targetElement && !targetElement.nextElementSibling?.classList.contains('gb-placement-inline')) {\n const container = document.createElement('div');\n container.className = `gb-filter-link-container gb-placement-inline ${alignmentClass}`;\n container.appendChild(createLink(linkData.text, linkData.href, sectionTitle, false));\n targetElement.insertAdjacentElement('afterend', container);\n }\n });\n\n // --- 2. Bottom Link Placement ---\n const bottomLinks = sectionMatch.links.filter(l => l.type === \"bottom\");\n if (bottomLinks.length > 0 && !contentArea.querySelector('.gb-placement-bottom')) {\n const container = document.createElement('div');\n container.className = 'gb-filter-link-container gb-placement-bottom';\n bottomLinks.forEach(linkData => {\n container.appendChild(createLink(linkData.text, linkData.href, sectionTitle, true));\n });\n contentArea.appendChild(container);\n }\n }\n });\n };\n\n // Lifecycle Initialization\n injectStyles();\n \n // Observe body for subtree changes to handle React re-renders efficiently\n const observer = new MutationObserver(apply);\n observer.observe(document.body, { childList: true, subtree: true });\n \n // Run immediately in case elements are already in the DOM\n apply();\n})();","domMutations":[]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"bucketVersion":1,"minBucketVersion":0,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://www.which.co.uk/reviews/televisions"}],"weights":[0,1],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"seed":"7226e852-4b8f-45b3-b7e5-b72afc355da2","name":"EXP 038 [Product Listings] Add relevant advice links to filter sections","phase":"3","condition":{"id":{"$regex":"65243d99-ea13-4785-9c43-a2e409646b44|91dec8ff-89fd-488b-bf11-d18b0ecd3e0a2aee58cc-137b-41b2-a5a9-a0275045a949|f70c0b3e-c7d0-43bf-9185-573724864582|dd8531a7-6a65-4073-bee0-92045fd8bdec|"}},"coverage":1},{"key":"filtered-listings-links-advice-pages","changeId":"831119b1cc5c6854baee8c442a6ee23c58c49ab7e17dd76cfeac28405a79abd1","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"","domMutations":[]},{"css":"","js":"","domMutations":[]},{"css":"","js":"","domMutations":[]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://www.which.co.uk/reviews/televisions/article/best-cheap-tvs-a5tli4d9hH1f"}],"weights":[0.25,0.25,0.25,0.25],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"},{"key":"2","name":"Variation 2"},{"key":"3","name":"Variation 3"}],"seed":"bab1e5fb-9832-4b42-a169-de89f8d71c49","name":"Filtered listings links from advice pages","phase":"0","coverage":1},{"key":"dummy-experiment-script-sdk-join","changeId":"2684ad2bcb44537a0bcf9cdde4498bc4ad0373c7d1bb1cdbbca100fb47682d79","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"","domMutations":[{"selector":".OfferPageVariant1_offerPage__6Mvn0 .OfferHeroVariant1_benefitsList__C7Lsa","action":"set","attribute":"html","value":"

Tirelessly testing, constantly campaigning so you don’t have to

Unlock over 10,000 product reviews

The Which? Magazine – reviews & investigations

Join our fight to protect you from HARM

"}]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://dev.internal.which.co.uk/join/offer/t-and-c-test-two"}],"weights":[0.5,0.5],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"seed":"1df36dce-ca32-40a8-8c1b-aeac3258e318","name":"Dummy experiment for the script sdk on join","phase":"0","coverage":1},{"key":"dummy-test-new-join-sdk","changeId":"2127dfa4e7e963e9552dc875dbb97e932eca61d10af0b848830a0c36015ceca4","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"","domMutations":[{"selector":".OfferHero_offerHero__0f66j ._sb-text-body-default-strong_18sav_171","action":"set","attribute":"html","value":"Offer ends \n 11 June 2026, T&Cs apply."}]}],"hashVersion":1,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://www.which.co.uk/join/offer/atl-digital-annual-50percent-5.26"}],"weights":[0.5,0.5],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"seed":"b79ba6c5-15a3-417a-8305-136de8251293","name":"Dummy test for new join sdk","phase":"0","coverage":1},{"key":"exp-123-collapse-newsletter-fields-test","changeId":"d4b7791e097b17895a096e5498fde3ddc421664e7ba1748a7fb95e8278398299","status":"draft","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"(() => {\n 'use strict';\n\n // Configuration\n const CONFIG = {\n experimentId: 'EXP-123-collapse-newsletter-for-fields-TEST',\n id: 'EXP-123-collapse-newsletter-for-fields-TEST',\n selectors: {\n // Target the newsletter form container using stable data-testid attribute\n container: '[data-testid=\"newsletter-signup-form\"]',\n nameFields: '[class*=\"NewsletterSignUpForm_newsletterFormName\"]',\n emailField: '[class*=\"NewsletterSignUpForm_email__\"]',\n postcodeField: '[class*=\"NewsletterSignUpForm_postcode__\"]',\n smallprint: '[class*=\"NewsletterSignUpForm_newsletterFormUnsubscribe\"]',\n cta: '[data-testid=\"sign-up-button\"]',\n }\n };\n\n const INJECTED_CLASS = `gb-injected-${CONFIG.id}`;\n const EXPANDED_CLASS = 'gb-expanded';\n\n // 1. SPA-Proof Execution Guard\n if (window[`__run_${CONFIG.id}`]) {\n if (document.querySelector(`.${INJECTED_CLASS}`)) return;\n if (window[`__obs_${CONFIG.id}`]) window[`__obs_${CONFIG.id}`].disconnect();\n }\n window[`__run_${CONFIG.id}`] = true;\n\n // 2. Styles — collapsed by default, expanded when gb-expanded is present\n const injectStyles = () => {\n if (document.getElementById(`gb-styles-${CONFIG.id}`)) return;\n const style = document.createElement('style');\n style.id = `gb-styles-${CONFIG.id}`;\n style.textContent = `\n /* Collapsed state: hide fields and smallprint */\n .${INJECTED_CLASS} ${CONFIG.selectors.nameFields},\n .${INJECTED_CLASS} ${CONFIG.selectors.emailField},\n .${INJECTED_CLASS} ${CONFIG.selectors.postcodeField},\n .${INJECTED_CLASS} ${CONFIG.selectors.smallprint} {\n display: none !important;\n }\n\n /* Expanded state: reveal fields and smallprint */\n .${INJECTED_CLASS}.${EXPANDED_CLASS} ${CONFIG.selectors.nameFields},\n .${INJECTED_CLASS}.${EXPANDED_CLASS} ${CONFIG.selectors.emailField},\n .${INJECTED_CLASS}.${EXPANDED_CLASS} ${CONFIG.selectors.postcodeField},\n .${INJECTED_CLASS}.${EXPANDED_CLASS} ${CONFIG.selectors.smallprint} {\n display: block !important;\n }\n `;\n document.head.appendChild(style);\n };\n\n // 3. Tracking\n const trackEvent = (itemText, parentText) => {\n window.dataLayer = window.dataLayer || [];\n window.dataLayer.push({\n 'event': 'notification_ab_test',\n 'item_text': itemText,\n 'item_parent_text': parentText,\n 'item_group': CONFIG.experimentId\n });\n };\n\n // 4. Core injection logic with Auto-Healing Observer\n const apply = () => {\n // Loop Prevention\n window[`__inject_count_${CONFIG.id}`] = (window[`__inject_count_${CONFIG.id}`] || 0) + 1;\n if (window[`__inject_count_${CONFIG.id}`] > 10) {\n console.warn(`[GB] MAX INJECTIONS REACHED for ${CONFIG.id}.`);\n return true;\n }\n\n const container = document.querySelector(CONFIG.selectors.container);\n if (!container || container.classList.contains(INJECTED_CLASS)) return false;\n\n injectStyles();\n\n // Mark the container as modified and initialise collapsed state\n container.classList.add(INJECTED_CLASS);\n const cta = container.querySelector(CONFIG.selectors.cta);\n if (cta) {\n cta.dataset.gbState = 'collapsed';\n }\n\n // Auto-Healing / DOM Wipe Detector\n const domWipeObserver = new MutationObserver((mutations) => {\n for (const mutation of mutations) {\n for (const removedNode of mutation.removedNodes) {\n if (removedNode === container || (removedNode.nodeType === 1 && removedNode.contains(container))) {\n domWipeObserver.disconnect();\n if (window[`__obs_${CONFIG.id}`]) {\n window[`__obs_${CONFIG.id}`].observe(document.body, { childList: true, subtree: true });\n }\n setTimeout(apply, 50);\n return;\n }\n }\n }\n });\n domWipeObserver.observe(document.body, { childList: true, subtree: true });\n\n return true;\n };\n\n // 5. Global Event Delegation — two-step CTA behaviour\n document.body.addEventListener('click', (event) => {\n const cta = event.target.closest(CONFIG.selectors.cta);\n if (!cta) return;\n\n const container = cta.closest(`.${INJECTED_CLASS}`);\n if (!container) return;\n\n if (cta.dataset.gbState === 'collapsed') {\n // First click: expand the form, do not submit\n event.preventDefault();\n container.classList.add(EXPANDED_CLASS);\n cta.dataset.gbState = 'expanded';\n trackEvent('cta_expand', 'newsletter_widget');\n } else {\n // Second click: allow native form submission\n trackEvent('cta_submit', 'newsletter_widget');\n }\n });\n\n // 6. Primary Observer Init\n window[`__obs_${CONFIG.id}`] = new MutationObserver(() => {\n if (apply()) window[`__obs_${CONFIG.id}`].disconnect();\n });\n window[`__obs_${CONFIG.id}`].observe(document.body, { childList: true, subtree: true });\n apply();\n\n})();\n","domMutations":[]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"bucketVersion":1,"minBucketVersion":0,"urlPatterns":[{"include":true,"type":"regex","pattern":"^https:\\/\\/www\\.which\\.co\\.uk\\/(?:news|reviews)\\/.*"}],"weights":[0,1],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"seed":"3e497ee9-d744-4a5d-bdc5-6ce26ebd24bd","name":"EXP 123 collapse newsletter for fields TEST","phase":"0","condition":{"id":{"$in":["76a785c0-4ed1-4f94-8201-70d03ddc7b72"]}},"coverage":1},{"key":"okr3-001-decision-type-survey","changeId":"1044d0b50af3a1a1de3c52c02a9b91f44570bb3f2f98085df1a6a7b659456a95","status":"running","variations":[{"css":"","js":"","domMutations":[]},{"css":"","js":"(() => {\n 'use strict';\n\n // Configuration\n const CONFIG = {\n experimentId: 'OKR3-001-decision-type-survey',\n id: 'OKR3-001-decision-type-survey',\n storageKey: 'gb-survey-completed-OKR3-001',\n options: [\n {\n id: 'getting-started',\n title: 'I\\'m just getting started',\n description: 'I need help understanding what matters and where to begin.'\n },\n {\n id: 'narrowing-options',\n title: 'I\\'m narrowing down my options',\n description: 'I know what I\\'m looking for, but need help choosing between options.'\n },\n {\n id: 'ready-to-decide',\n title: 'I\\'m nearly ready to decide',\n description: 'I have a good idea of what I want and want confidence in my choice.'\n }\n ]\n };\n\n const INJECTED_CLASS = `gb-injected-${CONFIG.id}`;\n const ACTIVE_CLASS = `gb-active-${CONFIG.id}`;\n const BASE_BOTTOM_OFFSET = 24;\n const AD_IFRAME_SELECTOR = 'iframe[id^=\"google_ads_iframe_\"][title=\"3rd party ad content\"], iframe[id^=\"google_ads_iframe_\"][aria-label=\"Advertisement\"]';\n const COMPARE_TRAY_SELECTOR = '[class*=\"ReviewsCompareTray_baseTray\"], [data-testid=\"reviews-compare-tray\"]';\n\n const parseZIndex = (value) => {\n const parsed = Number.parseInt(value, 10);\n return Number.isFinite(parsed) ? parsed : null;\n };\n\n const isElementVisible = (el) => {\n const cs = window.getComputedStyle(el);\n const rect = el.getBoundingClientRect();\n return cs.display !== 'none' && cs.visibility !== 'hidden' && rect.width > 0 && rect.height > 0;\n };\n\n const isBottomAdBannerVisible = () => {\n const frames = document.querySelectorAll(AD_IFRAME_SELECTOR);\n for (const frame of frames) {\n const cs = window.getComputedStyle(frame);\n const rect = frame.getBoundingClientRect();\n const z = parseZIndex(cs.zIndex);\n const fixedBottom = cs.position === 'fixed' && rect.bottom >= window.innerHeight - 2;\n const bannerSized = rect.height >= 100;\n if (isElementVisible(frame) && fixedBottom && bannerSized && z !== null && z > 0) {\n return true;\n }\n }\n return false;\n };\n\n const isCompareTrayVisible = () => {\n const tray = document.querySelector(COMPARE_TRAY_SELECTOR);\n return !!tray && isElementVisible(tray);\n };\n\n const syncBannerVisibility = (wrapper) => {\n if (isBottomAdBannerVisible() || isCompareTrayVisible()) {\n wrapper.classList.add('gb-hidden-by-ad-banner');\n } else {\n wrapper.classList.remove('gb-hidden-by-ad-banner');\n }\n };\n\n // 1. SPA-Proof Execution Guard\n if (window[`__run_${CONFIG.id}`]) {\n if (document.querySelector(`.${INJECTED_CLASS}`)) return;\n if (window[`__obs_${CONFIG.id}`]) window[`__obs_${CONFIG.id}`].disconnect();\n }\n window[`__run_${CONFIG.id}`] = true;\n\n // 2. If already completed, do not show\n try {\n if (localStorage.getItem(CONFIG.storageKey)) return;\n } catch (e) { /* localStorage unavailable – proceed */ }\n\n document.documentElement.classList.add(ACTIVE_CLASS);\n\n // 3. Tracking utility\n const trackEvent = (itemText, parentText) => {\n window.dataLayer = window.dataLayer || [];\n window.dataLayer.push({\n event: 'notification_ab_test',\n item_text: itemText,\n item_parent_text: parentText,\n item_group: CONFIG.experimentId\n });\n };\n\n // 4. Style injection\n const injectStyles = () => {\n if (document.getElementById(`gb-styles-${CONFIG.id}`)) return;\n const style = document.createElement('style');\n style.id = `gb-styles-${CONFIG.id}`;\n style.textContent = `\n .${ACTIVE_CLASS} [class*=\"BackToTop_backToTop\"],\n .${ACTIVE_CLASS} [data-which-id=\"pagenav-backtotop\"] {\n display: none !important;\n }\n\n .${INJECTED_CLASS} {\n position: fixed;\n bottom: ${BASE_BOTTOM_OFFSET}px;\n left: 50%;\n transform: translateX(-50%);\n z-index: 1;\n font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\n display: flex;\n flex-direction: column;\n align-items: center;\n width: auto;\n max-width: calc(100vw - 24px);\n }\n\n .${INJECTED_CLASS}.gb-hidden-by-ad-banner {\n opacity: 0;\n visibility: hidden;\n pointer-events: none;\n }\n\n .gb-survey-panel {\n position: absolute;\n bottom: calc(100% + 10px);\n left: 50%;\n background: #ffffff;\n width: 380px;\n max-width: calc(100vw - 24px);\n border-radius: 12px;\n box-shadow: 0 8px 32px rgba(0,0,0,0.18), 0 2px 8px rgba(0,0,0,0.10);\n overflow: hidden;\n transform: translate(-50%, 12px);\n opacity: 0;\n visibility: hidden;\n pointer-events: none;\n transition: opacity 0.25s ease, transform 0.25s ease, visibility 0s linear 0.25s;\n }\n\n .gb-survey-panel.gb-open {\n transform: translate(-50%, 0);\n opacity: 1;\n visibility: visible;\n pointer-events: auto;\n transition: opacity 0.25s ease, transform 0.25s ease;\n }\n\n .gb-survey-header {\n background: #1a1f3c;\n padding: 20px 20px 18px;\n color: #ffffff;\n }\n\n .gb-survey-title {\n font-size: 18px;\n font-weight: 700;\n line-height: 1.3;\n margin: 0 0 6px;\n color: #ffffff;\n }\n\n .gb-survey-subtitle {\n font-size: 13px;\n color: #c0c8e0;\n margin: 0;\n }\n\n .gb-survey-subtitle em {\n color: #6ee7b7;\n font-style: normal;\n }\n\n .gb-survey-body {\n padding: 12px 12px 4px;\n background: #ffffff;\n }\n\n .gb-survey-option {\n display: flex;\n align-items: flex-start;\n gap: 12px;\n padding: 12px 14px;\n border: 1.5px solid #e8eaf0;\n border-radius: 8px;\n margin-bottom: 8px;\n cursor: pointer;\n background: #ffffff;\n transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;\n width: 100%;\n text-align: left;\n }\n\n .gb-survey-option:hover {\n border-color: #1a1f3c;\n background: #f7f8fc;\n box-shadow: 0 2px 8px rgba(26,31,60,0.08);\n }\n\n .gb-survey-option:focus-visible {\n outline: 2px solid #1a1f3c;\n outline-offset: 2px;\n }\n\n .gb-option-icon {\n flex-shrink: 0;\n width: 36px;\n height: 36px;\n border-radius: 8px;\n display: flex;\n align-items: center;\n justify-content: center;\n margin-top: 1px;\n }\n\n .gb-option-text {\n flex: 1;\n }\n\n .gb-option-title {\n display: block;\n font-size: 14px;\n font-weight: 600;\n color: #1a1f3c;\n margin: 0 0 3px;\n line-height: 1.3;\n }\n\n .gb-option-desc {\n display: block;\n font-size: 12px;\n color: #6b7280;\n margin: 0;\n line-height: 1.4;\n }\n\n /* Thank-you state */\n .gb-survey-thankyou {\n padding: 28px 24px;\n text-align: center;\n }\n\n .gb-thankyou-close {\n position: absolute;\n top: 10px;\n right: 10px;\n width: 32px;\n height: 32px;\n border: none;\n background: #ffffff;\n color: #1a1f3c;\n cursor: pointer;\n display: none;\n align-items: center;\n justify-content: center;\n border-radius: 50%;\n box-shadow: 0 2px 8px rgba(0,0,0,0.25);\n transition: background 0.15s, transform 0.15s;\n z-index: 2;\n }\n\n .gb-thankyou-close:hover {\n background: #f3f4f6;\n transform: scale(1.06);\n }\n\n .gb-thankyou-close:focus-visible {\n outline: 2px solid #6ee7b7;\n outline-offset: 2px;\n }\n\n .gb-trigger-row {\n display: flex;\n align-items: center;\n gap: 8px;\n }\n\n .gb-survey-close-x {\n flex-shrink: 0;\n width: 36px;\n height: 36px;\n border: 1px solid #000000;\n background: #ffffff;\n color: #1a1f3c;\n cursor: pointer;\n display: flex;\n align-items: center;\n justify-content: center;\n border-radius: 50%;\n box-shadow: 0 4px 16px rgba(0,0,0,0.22);\n transition: background 0.15s, transform 0.15s;\n }\n\n .gb-survey-close-x:hover {\n background: #f3f4f6;\n transform: scale(1.06);\n }\n\n .gb-survey-close-x:focus-visible {\n outline: 2px solid #1a1f3c;\n outline-offset: 2px;\n }\n\n .gb-thankyou-icon {\n width: 44px;\n height: 44px;\n background: #ecfdf5;\n border-radius: 50%;\n display: flex;\n align-items: center;\n justify-content: center;\n margin: 0 auto 14px;\n }\n\n .gb-thankyou-icon svg {\n width: 22px;\n height: 22px;\n stroke: #059669;\n fill: none;\n stroke-width: 2.2;\n stroke-linecap: round;\n stroke-linejoin: round;\n }\n\n .gb-thankyou-title {\n font-size: 15px;\n font-weight: 700;\n color: #1a1f3c;\n margin: 0 0 8px;\n }\n\n .gb-thankyou-msg {\n font-size: 13px;\n color: #6b7280;\n line-height: 1.5;\n margin: 0;\n }\n\n /* Trigger button */\n .gb-survey-trigger {\n display: inline-flex;\n align-items: center;\n gap: 10px;\n background: #1a1f3c;\n color: #ffffff;\n border: none;\n border-radius: 32px;\n padding: 14px 22px;\n font-size: 20px;\n font-weight: 600;\n line-height: 1.25;\n min-height: 58px;\n cursor: pointer;\n box-shadow: 0 4px 16px rgba(0,0,0,0.22);\n transition: background 0.15s, box-shadow 0.15s;\n width: fit-content;\n max-width: calc(100vw - 24px);\n justify-content: center;\n white-space: nowrap;\n }\n\n .gb-survey-trigger span {\n white-space: nowrap;\n }\n\n .gb-survey-trigger:hover {\n background: #2c3260;\n box-shadow: 0 6px 20px rgba(0,0,0,0.28);\n }\n\n .gb-survey-trigger:focus-visible {\n outline: 2px solid #6ee7b7;\n outline-offset: 2px;\n }\n\n .gb-trigger-chevron {\n transition: transform 0.25s ease;\n flex-shrink: 0;\n }\n\n .gb-trigger-chevron.gb-rotated {\n transform: rotate(180deg);\n }\n\n @media (max-width: 400px) {\n .${INJECTED_CLASS} {\n left: 50%;\n transform: translateX(-50%);\n bottom: 12px;\n width: auto;\n max-width: none;\n }\n\n .gb-survey-panel,\n .gb-survey-trigger {\n max-width: calc(100vw - 24px);\n }\n\n .gb-survey-trigger {\n font-size: 15px;\n padding: 11px 16px;\n gap: 8px;\n min-height: 48px;\n }\n\n .gb-trigger-chevron {\n width: 15px;\n height: 15px;\n }\n\n .gb-survey-close-x {\n width: 32px;\n height: 32px;\n }\n }\n `;\n document.head.appendChild(style);\n };\n\n // 5. Option icons (SVG) with per-option colours\n const ICON_STYLES = {\n 'getting-started': { bg: '#d1fae5', stroke: '#059669' },\n 'narrowing-options': { bg: '#e0e7ff', stroke: '#4f46e5' },\n 'ready-to-decide': { bg: '#fef3c7', stroke: '#d97706' }\n };\n\n const ICONS = {\n 'getting-started': ``,\n 'narrowing-options': ``,\n 'ready-to-decide': ``\n };\n\n // 6. Build widget HTML\n const buildWidget = () => {\n // Randomise option order on each injection\n const shuffled = [...CONFIG.options].sort(() => Math.random() - 0.5);\n const optionsHTML = shuffled.map(opt => `\n \n \n ', '')}\n \n \n ${opt.title}\n ${opt.description ? `${opt.description}` : ''}\n \n \n `).join('');\n\n const wrapper = document.createElement('div');\n wrapper.className = INJECTED_CLASS;\n wrapper.setAttribute('role', 'complementary');\n wrapper.setAttribute('aria-label', 'Which? decision survey');\n wrapper.innerHTML = `\n

Where are you in your research?

Choose the stage that best describes you.

\n ${optionsHTML}\n

\n \n

\n \n Need help choosing?\n \n \n \n

\n `;\n return wrapper;\n };\n\n // 7. Widget state logic\n const initWidget = (wrapper) => {\n const panel = wrapper.querySelector(`#gb-panel-${CONFIG.id}`);\n const trigger = wrapper.querySelector(`#gb-trigger-${CONFIG.id}`);\n const chevron = trigger.querySelector('.gb-trigger-chevron');\n const dismissBtn = wrapper.querySelector(`#gb-dismiss-${CONFIG.id}`);\n let isOpen = false;\n let visibilityRaf = 0;\n\n const syncVisibility = () => {\n if (visibilityRaf) return;\n visibilityRaf = window.requestAnimationFrame(() => {\n visibilityRaf = 0;\n syncBannerVisibility(wrapper);\n });\n };\n\n const visibilityObserver = new MutationObserver(() => {\n syncVisibility();\n });\n\n visibilityObserver.observe(document.body, {\n childList: true,\n subtree: true,\n attributes: true,\n attributeFilter: ['style', 'class']\n });\n window.addEventListener('resize', syncVisibility);\n syncVisibility();\n\n const cleanupVisibilitySync = () => {\n visibilityObserver.disconnect();\n window.removeEventListener('resize', syncVisibility);\n if (visibilityRaf) {\n window.cancelAnimationFrame(visibilityRaf);\n }\n };\n\n // Close the panel when clicking anywhere outside the widget\n const isInsideWidget = (e) => {\n if (typeof e.composedPath === 'function') {\n return e.composedPath().includes(wrapper);\n }\n return wrapper.contains(e.target);\n };\n\n const handleOutsideClick = (e) => {\n if (!isOpen || isInsideWidget(e)) return;\n closePanel();\n trackEvent('survey_collapsed_outside_click', 'decision_type_survey');\n };\n document.addEventListener('click', handleOutsideClick);\n\n const cleanupListeners = () => {\n cleanupVisibilitySync();\n document.removeEventListener('click', handleOutsideClick);\n };\n\n const openPanel = () => {\n isOpen = true;\n panel.classList.add('gb-open');\n panel.setAttribute('aria-hidden', 'false');\n trigger.setAttribute('aria-expanded', 'true');\n chevron.classList.add('gb-rotated');\n trackEvent('survey_opened', 'decision_type_survey');\n };\n\n const closePanel = () => {\n isOpen = false;\n panel.classList.remove('gb-open');\n panel.setAttribute('aria-hidden', 'true');\n trigger.setAttribute('aria-expanded', 'false');\n chevron.classList.remove('gb-rotated');\n };\n\n const showThankYou = () => {\n const body = wrapper.querySelector(`#gb-body-${CONFIG.id}`);\n body.innerHTML = `\n

\n \n

Thanks for your feedback!

We're working on new features to help you make the best decision. Watch this space.

\n `;\n\n const dismissWidget = () => {\n cleanupListeners();\n wrapper.style.transition = 'opacity 0.4s ease';\n wrapper.style.opacity = '0';\n setTimeout(() => wrapper.remove(), 420);\n };\n\n const closeBtn = wrapper.querySelector(`#gb-thankyou-close-${CONFIG.id}`);\n if (closeBtn) {\n closeBtn.style.display = 'flex';\n closeBtn.addEventListener('click', dismissWidget);\n }\n };\n\n trigger.addEventListener('click', () => {\n if (isOpen) {\n closePanel();\n trackEvent('survey_collapsed', 'decision_type_survey');\n } else {\n openPanel();\n }\n });\n\n // Permanently dismiss the survey without answering\n if (dismissBtn) {\n dismissBtn.addEventListener('click', () => {\n trackEvent('survey_dismissed', 'decision_type_survey');\n\n try {\n localStorage.setItem(CONFIG.storageKey, 'dismissed');\n } catch (_) { /* ignore */ }\n\n document.documentElement.classList.remove(ACTIVE_CLASS);\n cleanupListeners();\n wrapper.style.transition = 'opacity 0.4s ease';\n wrapper.style.opacity = '0';\n setTimeout(() => wrapper.remove(), 420);\n });\n }\n\n // Delegate option clicks to the panel\n panel.addEventListener('click', (e) => {\n const optionBtn = e.target.closest('[data-gb-option]');\n if (!optionBtn) return;\n\n const optionId = optionBtn.dataset.gbOption;\n const optionTitle = optionBtn.dataset.gbTitle;\n\n trackEvent(optionTitle, 'decision_type_survey_answer');\n\n try {\n localStorage.setItem(CONFIG.storageKey, optionId);\n } catch (_) { /* ignore */ }\n\n document.documentElement.classList.remove(ACTIVE_CLASS);\n\n showThankYou();\n trigger.style.display = 'none';\n if (dismissBtn) dismissBtn.style.display = 'none';\n });\n };\n\n // 8. Core apply function\n const apply = () => {\n window[`__inject_count_${CONFIG.id}`] = (window[`__inject_count_${CONFIG.id}`] || 0) + 1;\n if (window[`__inject_count_${CONFIG.id}`] > 10) {\n console.warn(`[GB] MAX INJECTIONS REACHED for ${CONFIG.id}.`);\n return true;\n }\n\n if (document.querySelector(`.${INJECTED_CLASS}`)) return true;\n if (!document.body) return false;\n\n injectStyles();\n\n const widget = buildWidget();\n document.body.appendChild(widget);\n initWidget(widget);\n\n // Auto-Healing: re-inject if SPA wipes the widget\n const domWipeObserver = new MutationObserver((mutations) => {\n for (const mutation of mutations) {\n for (const removedNode of mutation.removedNodes) {\n if (removedNode === widget || (removedNode.nodeType === 1 && removedNode.contains(widget))) {\n // Only re-inject if survey not yet completed\n try {\n if (localStorage.getItem(CONFIG.storageKey)) return;\n } catch (_) { /* ignore */ }\n domWipeObserver.disconnect();\n if (window[`__obs_${CONFIG.id}`]) {\n window[`__obs_${CONFIG.id}`].observe(document.body, { childList: true, subtree: true });\n }\n setTimeout(apply, 50);\n return;\n }\n }\n }\n });\n domWipeObserver.observe(document.body, { childList: true, subtree: true });\n\n return true;\n };\n\n // 9. Primary Observer Init\n window[`__obs_${CONFIG.id}`] = new MutationObserver(() => {\n if (apply()) window[`__obs_${CONFIG.id}`].disconnect();\n });\n window[`__obs_${CONFIG.id}`].observe(document.body, { childList: true, subtree: true });\n apply();\n\n})();\n","domMutations":[]}],"hashVersion":2,"hashAttribute":"id","fallbackAttribute":"","disableStickyBucketing":false,"bucketVersion":1,"minBucketVersion":0,"urlPatterns":[{"include":true,"type":"simple","pattern":"https://www.which.co.uk/*"}],"weights":[0,1],"meta":[{"key":"0","name":"Control"},{"key":"1","name":"Variation 1"}],"seed":"2b074a15-b1a4-4d4f-afb9-1ff65a22b3a3","name":"OKR3-001-decision-type-survey","phase":"0","condition":{"$or":[{"vertical":{"$in":["appliances","health"]},"category":{"$nin":["laptops","mattresses"]}},{"sub_vertical":{"$in":["pensions-and-retirement"]},"category":{"$nin":["mattresses","laptops"]}},{"id":{"$in":["1377d3e7-d013-40c9-8c64-2d640946218c"]}}]},"coverage":1}]

Stay informed with Which?

Where are you in your research?

Stephanie Lowe

2026

What is retinol good for and what does it really do?