!function(){ var C={"endpoint":"/api/site-experiments","cookiePrefix":"sexp_","previewParam":"sexp_preview","forbidden":"footer, .nv-footer, [data-legal], [data-consent], nav[aria-label='consent'], script, style, head, title, meta","stampHosts":["assessment.nervaibs.com","nerva.mindsethealth.com"],"standby":false}; // Standby: nothing is running or serving a winner, so there is no config worth fetching — // skip everything unless this is an explicit draft preview (?sexp_preview=). Nothing is // hidden in this state (the flicker guard renders nothing when no experiment is running). if(C.standby&&!/[?&]sexp_preview=/.test(window.location.search))return; var OUT="__out"; function readCookie(n){try{var m=document.cookie.match(new RegExp("(?:^|; )"+n.replace(/[.$?*|{}()\[\]\\/+^]/g,"\\$&")+"=([^;]*)"));return m?decodeURIComponent(m[1]):null}catch(e){return null}} function writeCookie(n,v){try{var d=new Date();d.setTime(d.getTime()+2592000000);document.cookie=n+"="+encodeURIComponent(v)+";expires="+d.toUTCString()+";path=/;SameSite=Lax"}catch(e){}} function pick(vars){var t=0,i;for(i=0;i0?vars[i].weight:0;if(t<=0)return vars[0];var r=Math.random()*t,a=0;for(i=0;i0?vars[i].weight:0;if(r1&&s.charAt(s.length-1)==="/"?s.slice(0,-1):s}; for(var i=0;i=0)return!0} else{if(norm(p)===norm(r.value))return!0}} return!1; } function audiencePass(a,seen){ if(!a)return!0; try{ if(a.device){var mob=window.matchMedia&&window.matchMedia("(max-width: 767px)").matches;if(a.device==="mobile"&&!mob)return!1;if(a.device==="desktop"&&mob)return!1} if(a.visitor){if(a.visitor==="new"&&seen)return!1;if(a.visitor==="returning"&&!seen)return!1} if(a.utm){var q=new URLSearchParams(window.location.search);if(q.get(a.utm.param)!==a.utm.equals)return!1} }catch(e){return!1} return!0; } var originals=typeof WeakMap!=="undefined"?new WeakMap():null,capturing=null; function valueOf(el,k){return k==="href"?(el.getAttribute("href")||""):k==="imageSrc"?(el.getAttribute("src")||""):(el.textContent||"")} function remember(el,k){ if(!originals)return null; var props=originals.get(el); if(!props){props={};originals.set(el,props)} var rec=props[k]; if(!rec){rec={original:valueOf(el,k),applied:null};props[k]=rec} if(capturing&&capturing.indexOf(el)<0)capturing.push(el); return rec; } function writeValue(el,k,val){ var rec=remember(el,k); if(valueOf(el,k)!==val){if(k==="href")el.setAttribute("href",val);else if(k==="imageSrc")el.setAttribute("src",val);else el.textContent=val} if(rec)rec.applied=val; } function restoreApplied(changes){ if(!originals)return; for(var i=0;i- exactly like lib/schemas runNumberOf — a // first-match parse reads the run out of an experiment id that itself contains one // ("promo-r2-launch-r1-control" is run 1, not 2), so a later run reusing that number would leave // returning visitors holding a spent dedupe key. function runNumber(exp){if(typeof exp.run==="number")return exp.run;var v=exp.variants&&exp.variants[0];if(!v)return 0;var m=v.id.match(/^.*-r(\d+)-/);return m?Number(m[1]):0} function run(list){ var pv=preview(),seenAtBoot=!!lsGet("sexp:visited"); for(var i=0;i=pct){writeCookie(ck,OUT);return!0} } // ── Sticky assignment. ── if(cur&&cur!==OUT){for(var v2=0;v2); it is then applied via the forced path only. function boot(){var pv=preview();var url=C.endpoint+(pv&&pv.exp?"?preview="+encodeURIComponent(pv.exp):"");fetch(url,{credentials:"omit"}).then(function(r){return r.json()}).then(function(d){if(d&&d.experiments)run(d.experiments);else reveal()}).catch(function(){reveal()})} // The admin visual editor iframes the page with ?sexp_editor=1: the runtime must fully stand // down (no apply, no beacons) so the editor sees pristine server defaults and pollutes nothing. try{if(new URLSearchParams(window.location.search).get("sexp_editor")){reveal();return}}catch(e){} // Speculation Rules prerender gate: boot only once the document is user-visible, so activation // beacons and sticky assignment writes never fire for a page the visitor may never see. Cost of // deferral is bounded flicker on experiment-touched elements of a prerendered page, never a // wrong or double-counted exposure. function start(){if(document.readyState==="loading")document.addEventListener("DOMContentLoaded",boot);else boot()} if(document.prerendering)document.addEventListener("prerenderingchange",start,{once:!0});else start(); }();

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