(function(){ if(!('PageRevealEvent' in window))return; var r=document.documentElement,named=[],rules=[],sheet=null,last=null,lastAt=0,timer=0; var act=window.navigation&&navigation.activation; // Safari has no navigation.activation: a back or forward load is read from the navigation timing, and the page left from what pageswap stored. var backLoad=function(){if(act)return act.navigationType==='traverse';try{return performance.getEntriesByType('navigation')[0].type==='back_forward'}catch(x){return false}}; // A traverse forward plays as a push, when the browser can tell the two apart. var backward=function(){if(!backLoad())return false;try{if(act&&act.from&&act.entry&&act.from.index>-1)return act.entry.index'); var yKey=function(u){return 'm-y:'+page(u)}; var read=function(k){try{return sessionStorage.getItem(k)||''}catch(x){return ''}}; var store=function(k,v){try{if(v)sessionStorage.setItem(k,v);else sessionStorage.removeItem(k)}catch(x){}}; var off=function(){return r.dataset.motion==='reduce'}; var path=function(el){var s=[];while(el&&el!==r){var i=1,p=el;while((p=p.previousElementSibling))i++;s.unshift(el.localName+':nth-child('+i+')');el=el.parentElement}return ':root>'+s.join('>')}; var flush=function(){if(!sheet){sheet=document.createElement('style');sheet.setAttribute('data-morph','');(document.head||r).appendChild(sheet)}sheet.textContent=rules.join('\n')}; var has=function(el){for(var i=0;i0&&b.height>0&&b.bottom>0&&b.top0&&b.left0||parseFloat(c.borderBottomWidth)>0||!!el.querySelector('img,svg.dom-mark')}; var inMenu=function(el){return el.closest('[data-part="menu-panel"]')}; var big=function(el){if(el.hasAttribute('data-morph-force')||el.matches('.h-link,.svc a')||inMenu(el))return true;var b=el.getBoundingClientRect();if(b.width<80||b.height<34)return false;return b.height>=56||drawn(el)||drawn(host(el))}; var host=function(a){return !a.textContent.trim()&&!a.querySelector('img')&&a.parentElement?a.parentElement:a}; var box=function(a){return a.querySelector('.cc-disc')||(a.matches('.h-link')&&a.closest('.pl'))||(a.closest('.svc')&&a.closest('li'))||host(a)}; var title=function(el){var h=box(el);return h.querySelector('[data-morph-title]')||h.querySelector('h1,h2,h3,h4')}; var same=function(url){var want=page(url);return [].filter.call(document.querySelectorAll('main a[href]'),function(a){return page(a.href)===want})}; var card=function(url){var all=same(url),at=all[+read('m-at:'+page(url))||0];if(at&&seen(at)&&big(at))return at;for(var i=0;i=3)return null;for(var j=0;j0)store('m-at:'+page(to),String(at));b=mark(a);store('m-thin','morphThin' in r.dataset?'1':'');store('m-menu',inMenu(a)?'1':'')} else if(kind==='traverse'&&to&&read('m-from:'+page(location.href))===page(to)){pair=true;b=mark(null)} store('m-r',b?String(corner(b)):'');still(true); store('m-pair',pair?'1':'');v.finished.then(clear,clear)}); addEventListener('pagereveal',function(e){var v=e.viewTransition;if(!v)return;if(off()){v.skipTransition();return} var nav=window.navigation&&navigation.activation;var from=nav?nav.from&&nav.from.url:read('m-prev');var back=backLoad(),rev=backward(); if(back){try{var y=sessionStorage.getItem(yKey(location.href));if(y)scrollTo(0,+y)}catch(x){}} if(rev)r.dataset.morphDir='back'; var pair=read('m-pair'),b=null;store('m-pair',''); if(pair){var hash=location.hash&&document.getElementById(decodeURIComponent(location.hash.slice(1)));var at=hash&&hash.querySelector?(hash.matches('.cc')?hash:hash.querySelector('.cc')):null; var a=at&&seen(at)?at:(back&&from?card(from):null); b=mark(a);if(read('m-thin'))r.dataset.morphThin='';if(read('m-menu'))r.dataset.morphMenu='';bend(b)} store('m-thin','');store('m-menu','');store('m-r','');still(false);if(!rev)blocks(b);v.finished.then(clear,clear)}); })()

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