var lazysizes={exports:{}};var hasRequiredLazysizes;function requireLazysizes(){if(hasRequiredLazysizes)return lazysizes.exports;hasRequiredLazysizes=1;(function(module){(function(window2,factory){var lazySizes=factory(window2,window2.document,Date);window2.lazySizes=lazySizes;if(module.exports){module.exports=lazySizes}})(typeof window!="undefined"?window:{},(function l(window2,document,Date2){var lazysizes2,lazySizesCfg;(function(){var prop;var lazySizesDefaults={lazyClass:"lazyload",loadedClass:"lazyloaded",loadingClass:"lazyloading",preloadClass:"lazypreload",errorClass:"lazyerror",autosizesClass:"lazyautosizes",fastLoadedClass:"ls-is-cached",iframeLoadMode:0,srcAttr:"data-src",srcsetAttr:"data-srcset",sizesAttr:"data-sizes",minSize:40,customMedia:{},init:true,expFactor:1.5,hFac:.8,loadMode:2,loadHidden:true,ricTimeout:0,throttleDelay:125};lazySizesCfg=window2.lazySizesConfig||window2.lazysizesConfig||{};for(prop in lazySizesDefaults){if(!(prop in lazySizesCfg)){lazySizesCfg[prop]=lazySizesDefaults[prop]}}})();if(!document||!document.getElementsByClassName){return{init:function(){},cfg:lazySizesCfg,noSupport:true}}var docElem=document.documentElement;var supportPicture=window2.HTMLPictureElement;var _addEventListener="addEventListener";var _getAttribute="getAttribute";var addEventListener=window2[_addEventListener].bind(window2);var setTimeout=window2.setTimeout;var requestAnimationFrame=window2.requestAnimationFrame||setTimeout;var requestIdleCallback=window2.requestIdleCallback;var regPicture=/^picture$/i;var loadEvents=["load","error","lazyincluded","_lazyloaded"];var regClassCache={};var forEach=Array.prototype.forEach;var hasClass=function(ele,cls){if(!regClassCache[cls]){regClassCache[cls]=new RegExp("(\\s|^)"+cls+"(\\s|$)")}return regClassCache[cls].test(ele[_getAttribute]("class")||"")&&regClassCache[cls]};var addClass=function(ele,cls){if(!hasClass(ele,cls)){ele.setAttribute("class",(ele[_getAttribute]("class")||"").trim()+" "+cls)}};var removeClass=function(ele,cls){var reg;if(reg=hasClass(ele,cls)){ele.setAttribute("class",(ele[_getAttribute]("class")||"").replace(reg," "))}};var addRemoveLoadEvents=function(dom,fn,add){var action=add?_addEventListener:"removeEventListener";if(add){addRemoveLoadEvents(dom,fn)}loadEvents.forEach((function(evt){dom[action](evt,fn)}))};var triggerEvent=function(elem,name,detail,noBubbles,noCancelable){var event=document.createEvent("Event");if(!detail){detail={}}detail.instance=lazysizes2;event.initEvent(name,!noBubbles,!noCancelable);event.detail=detail;elem.dispatchEvent(event);return event};var updatePolyfill=function(el,full){var polyfill;if(!supportPicture&&(polyfill=window2.picturefill||lazySizesCfg.pf)){if(full&&full.src&&!el[_getAttribute]("srcset")){el.setAttribute("srcset",full.src)}polyfill({reevaluate:true,elements:[el]})}else if(full&&full.src){el.src=full.src}};var getCSS=function(elem,style){return(getComputedStyle(elem,null)||{})[style]};var getWidth=function(elem,parent,width){width=width||elem.offsetWidth;while(width<lazySizesCfg.minSize&&parent&&!elem._lazysizesWidth){width=parent.offsetWidth;parent=parent.parentNode}return width};var rAF=function(){var running,waiting;var firstFns=[];var secondFns=[];var fns=firstFns;var run=function(){var runFns=fns;fns=firstFns.length?secondFns:firstFns;running=true;waiting=false;while(runFns.length){runFns.shift()()}running=false};var rafBatch=function(fn,queue){if(running&&!queue){fn.apply(this,arguments)}else{fns.push(fn);if(!waiting){waiting=true;(document.hidden?setTimeout:requestAnimationFrame)(run)}}};rafBatch._lsFlush=run;return rafBatch}();var rAFIt=function(fn,simple){return simple?function(){rAF(fn)}:function(){var that=this;var args=arguments;rAF((function(){fn.apply(that,args)}))}};var throttle=function(fn){var running;var lastTime=0;var gDelay=lazySizesCfg.throttleDelay;var rICTimeout=lazySizesCfg.ricTimeout;var run=function(){running=false;lastTime=Date2.now();fn()};var idleCallback=requestIdleCallback&&rICTimeout>49?function(){requestIdleCallback(run,{timeout:rICTimeout});if(rICTimeout!==lazySizesCfg.ricTimeout){rICTimeout=lazySizesCfg.ricTimeout}}:rAFIt((function(){setTimeout(run)}),true);return function(isPriority){var delay;if(isPriority=isPriority===true){rICTimeout=33}if(running){return}running=true;delay=gDelay-(Date2.now()-lastTime);if(delay<0){delay=0}if(isPriority||delay<9){idleCallback()}else{setTimeout(idleCallback,delay)}}};var debounce=function(func){var timeout,timestamp;var wait=99;var run=function(){timeout=null;func()};var later=function(){var last=Date2.now()-timestamp;if(last<wait){setTimeout(later,wait-last)}else{(requestIdleCallback||run)(run)}};return function(){timestamp=Date2.now();if(!timeout){timeout=setTimeout(later,wait)}}};var loader=function(){var preloadElems,isCompleted,resetPreloadingTimer,loadMode,started;var eLvW,elvH,eLtop,eLleft,eLright,eLbottom,isBodyHidden;var regImg=/^img$/i;var regIframe=/^iframe$/i;var supportScroll="onscroll"in window2&&!/(gle|ing)bot/.test(navigator.userAgent);var shrinkExpand=0;var currentExpand=0;var isLoading=0;var lowRuns=-1;var resetPreloading=function(e){isLoading--;if(!e||isLoading<0||!e.target){isLoading=0}};var isVisible=function(elem){if(isBodyHidden==null){isBodyHidden=getCSS(document.body,"visibility")=="hidden"}return isBodyHidden||!(getCSS(elem.parentNode,"visibility")=="hidden"&&getCSS(elem,"visibility")=="hidden")};var isNestedVisible=function(elem,elemExpand){var outerRect;var parent=elem;var visible=isVisible(elem);eLtop-=elemExpand;eLbottom+=elemExpand;eLleft-=elemExpand;eLright+=elemExpand;while(visible&&(parent=parent.offsetParent)&&parent!=document.body&&parent!=docElem){visible=(getCSS(parent,"opacity")||1)>0;if(visible&&getCSS(parent,"overflow")!="visible"){outerRect=parent.getBoundingClientRect();visible=eLright>outerRect.left&&eLleft<outerRect.right&&eLbottom>outerRect.top-1&&eLtop<outerRect.bottom+1}}return visible};var checkElements=function(){var eLlen,i,rect,autoLoadElem,loadedSomething,elemExpand,elemNegativeExpand,elemExpandVal,beforeExpandVal,defaultExpand,preloadExpand,hFac;var lazyloadElems=lazysizes2.elements;if((loadMode=lazySizesCfg.loadMode)&&isLoading<8&&(eLlen=lazyloadElems.length)){i=0;lowRuns++;for(;i<eLlen;i++){if(!lazyloadElems[i]||lazyloadElems[i]._lazyRace){continue}if(!supportScroll||lazysizes2.prematureUnveil&&lazysizes2.prematureUnveil(lazyloadElems[i])){unveilElement(lazyloadElems[i]);continue}if(!(elemExpandVal=lazyloadElems[i][_getAttribute]("data-expand"))||!(elemExpand=elemExpandVal*1)){elemExpand=currentExpand}if(!defaultExpand){defaultExpand=!lazySizesCfg.expand||lazySizesCfg.expand<1?docElem.clientHeight>500&&docElem.clientWidth>500?500:370:lazySizesCfg.expand;lazysizes2._defEx=defaultExpand;preloadExpand=defaultExpand*lazySizesCfg.expFactor;hFac=lazySizesCfg.hFac;isBodyHidden=null;if(currentExpand<preloadExpand&&isLoading<1&&lowRuns>2&&loadMode>2&&!document.hidden){currentExpand=preloadExpand;lowRuns=0}else if(loadMode>1&&lowRuns>1&&isLoading<6){currentExpand=defaultExpand}else{currentExpand=shrinkExpand}}if(beforeExpandVal!==elemExpand){eLvW=innerWidth+elemExpand*hFac;elvH=innerHeight+elemExpand;elemNegativeExpand=elemExpand*-1;beforeExpandVal=elemExpand}rect=lazyloadElems[i].getBoundingClientRect();if((eLbottom=rect.bottom)>=elemNegativeExpand&&(eLtop=rect.top)<=elvH&&(eLright=rect.right)>=elemNegativeExpand*hFac&&(eLleft=rect.left)<=eLvW&&(eLbottom||eLright||eLleft||eLtop)&&(lazySizesCfg.loadHidden||isVisible(lazyloadElems[i]))&&(isCompleted&&isLoading<3&&!elemExpandVal&&(loadMode<3||lowRuns<4)||isNestedVisible(lazyloadElems[i],elemExpand))){unveilElement(lazyloadElems[i]);loadedSomething=true;if(isLoading>9){break}}else if(!loadedSomething&&isCompleted&&!autoLoadElem&&isLoading<4&&lowRuns<4&&loadMode>2&&(preloadElems[0]||lazySizesCfg.preloadAfterLoad)&&(preloadElems[0]||!elemExpandVal&&(eLbottom||eLright||eLleft||eLtop||lazyloadElems[i][_getAttribute](lazySizesCfg.sizesAttr)!="auto"))){autoLoadElem=preloadElems[0]||lazyloadElems[i]}}if(autoLoadElem&&!loadedSomething){unveilElement(autoLoadElem)}}};var throttledCheckElements=throttle(checkElements);var switchLoadingClass=function(e){var elem=e.target;if(elem._lazyCache){delete elem._lazyCache;return}resetPreloading(e);addClass(elem,lazySizesCfg.loadedClass);removeClass(elem,lazySizesCfg.loadingClass);addRemoveLoadEvents(elem,rafSwitchLoadingClass);triggerEvent(elem,"lazyloaded")};var rafedSwitchLoadingClass=rAFIt(switchLoadingClass);var rafSwitchLoadingClass=function(e){rafedSwitchLoadingClass({target:e.target})};var changeIframeSrc=function(elem,src){var loadMode2=elem.getAttribute("data-load-mode")||lazySizesCfg.iframeLoadMode;if(loadMode2==0){elem.contentWindow.location.replace(src)}else if(loadMode2==1){elem.src=src}};var handleSources=function(source){var customMedia;var sourceSrcset=source[_getAttribute](lazySizesCfg.srcsetAttr);if(customMedia=lazySizesCfg.customMedia[source[_getAttribute]("data-media")||source[_getAttribute]("media")]){source.setAttribute("media",customMedia)}if(sourceSrcset){source.setAttribute("srcset",sourceSrcset)}};var lazyUnveil=rAFIt((function(elem,detail,isAuto,sizes,isImg){var src,srcset,parent,isPicture,event,firesLoad;if(!(event=triggerEvent(elem,"lazybeforeunveil",detail)).defaultPrevented){if(sizes){if(isAuto){addClass(elem,lazySizesCfg.autosizesClass)}else{elem.setAttribute("sizes",sizes)}}srcset=elem[_getAttribute](lazySizesCfg.srcsetAttr);src=elem[_getAttribute](lazySizesCfg.srcAttr);if(isImg){parent=elem.parentNode;isPicture=parent&&regPicture.test(parent.nodeName||"")}firesLoad=detail.firesLoad||"src"in elem&&(srcset||src||isPicture);event={target:elem};addClass(elem,lazySizesCfg.loadingClass);if(firesLoad){clearTimeout(resetPreloadingTimer);resetPreloadingTimer=setTimeout(resetPreloading,2500);addRemoveLoadEvents(elem,rafSwitchLoadingClass,true)}if(isPicture){forEach.call(parent.getElementsByTagName("source"),handleSources)}if(srcset){elem.setAttribute("srcset",srcset)}else if(src&&!isPicture){if(regIframe.test(elem.nodeName)){changeIframeSrc(elem,src)}else{elem.src=src}}if(isImg&&(srcset||isPicture)){updatePolyfill(elem,{src:src})}}if(elem._lazyRace){delete elem._lazyRace}removeClass(elem,lazySizesCfg.lazyClass);rAF((function(){var isLoaded=elem.complete&&elem.naturalWidth>1;if(!firesLoad||isLoaded){if(isLoaded){addClass(elem,lazySizesCfg.fastLoadedClass)}switchLoadingClass(event);elem._lazyCache=true;setTimeout((function(){if("_lazyCache"in elem){delete elem._lazyCache}}),9)}if(elem.loading=="lazy"){isLoading--}}),true)}));var unveilElement=function(elem){if(elem._lazyRace){return}var detail;var isImg=regImg.test(elem.nodeName);var sizes=isImg&&(elem[_getAttribute](lazySizesCfg.sizesAttr)||elem[_getAttribute]("sizes"));var isAuto=sizes=="auto";if((isAuto||!isCompleted)&&isImg&&(elem[_getAttribute]("src")||elem.srcset)&&!elem.complete&&!hasClass(elem,lazySizesCfg.errorClass)&&hasClass(elem,lazySizesCfg.lazyClass)){return}detail=triggerEvent(elem,"lazyunveilread").detail;if(isAuto){autoSizer.updateElem(elem,true,elem.offsetWidth)}elem._lazyRace=true;isLoading++;lazyUnveil(elem,detail,isAuto,sizes,isImg)};var afterScroll=debounce((function(){lazySizesCfg.loadMode=3;throttledCheckElements()}));var altLoadmodeScrollListner=function(){if(lazySizesCfg.loadMode==3){lazySizesCfg.loadMode=2}afterScroll()};var onload=function(){if(isCompleted){return}if(Date2.now()-started<999){setTimeout(onload,999);return}isCompleted=true;lazySizesCfg.loadMode=3;throttledCheckElements();addEventListener("scroll",altLoadmodeScrollListner,true)};return{_:function(){started=Date2.now();lazysizes2.elements=document.getElementsByClassName(lazySizesCfg.lazyClass);preloadElems=document.getElementsByClassName(lazySizesCfg.lazyClass+" "+lazySizesCfg.preloadClass);addEventListener("scroll",throttledCheckElements,true);addEventListener("resize",throttledCheckElements,true);addEventListener("pageshow",(function(e){if(e.persisted){var loadingElements=document.querySelectorAll("."+lazySizesCfg.loadingClass);if(loadingElements.length&&loadingElements.forEach){requestAnimationFrame((function(){loadingElements.forEach((function(img){if(img.complete){unveilElement(img)}}))}))}}}));if(window2.MutationObserver){new MutationObserver(throttledCheckElements).observe(docElem,{childList:true,subtree:true,attributes:true})}else{docElem[_addEventListener]("DOMNodeInserted",throttledCheckElements,true);docElem[_addEventListener]("DOMAttrModified",throttledCheckElements,true);setInterval(throttledCheckElements,999)}addEventListener("hashchange",throttledCheckElements,true);["focus","mouseover","click","load","transitionend","animationend"].forEach((function(name){document[_addEventListener](name,throttledCheckElements,true)}));if(/d$|^c/.test(document.readyState)){onload()}else{addEventListener("load",onload);document[_addEventListener]("DOMContentLoaded",throttledCheckElements);setTimeout(onload,2e4)}if(lazysizes2.elements.length){checkElements();rAF._lsFlush()}else{throttledCheckElements()}},checkElems:throttledCheckElements,unveil:unveilElement,_aLSL:altLoadmodeScrollListner}}();var autoSizer=function(){var autosizesElems;var sizeElement=rAFIt((function(elem,parent,event,width){var sources,i,len;elem._lazysizesWidth=width;width+="px";elem.setAttribute("sizes",width);if(regPicture.test(parent.nodeName||"")){sources=parent.getElementsByTagName("source");for(i=0,len=sources.length;i<len;i++){sources[i].setAttribute("sizes",width)}}if(!event.detail.dataAttr){updatePolyfill(elem,event.detail)}}));var getSizeElement=function(elem,dataAttr,width){var event;var parent=elem.parentNode;if(parent){width=getWidth(elem,parent,width);event=triggerEvent(elem,"lazybeforesizes",{width:width,dataAttr:!!dataAttr});if(!event.defaultPrevented){width=event.detail.width;if(width&&width!==elem._lazysizesWidth){sizeElement(elem,parent,event,width)}}}};var updateElementsSizes=function(){var i;var len=autosizesElems.length;if(len){i=0;for(;i<len;i++){getSizeElement(autosizesElems[i])}}};var debouncedUpdateElementsSizes=debounce(updateElementsSizes);return{_:function(){autosizesElems=document.getElementsByClassName(lazySizesCfg.autosizesClass);addEventListener("resize",debouncedUpdateElementsSizes)},checkElems:debouncedUpdateElementsSizes,updateElem:getSizeElement}}();var init=function(){if(!init.i&&document.getElementsByClassName){init.i=true;autoSizer._();loader._()}};setTimeout((function(){if(lazySizesCfg.init){init()}}));lazysizes2={cfg:lazySizesCfg,autoSizer:autoSizer,loader:loader,init:init,uP:updatePolyfill,aC:addClass,rC:removeClass,hC:hasClass,fire:triggerEvent,gW:getWidth,rAF:rAF};return lazysizes2}))})(lazysizes);return lazysizes.exports}requireLazysizes();export{requireLazysizes as r};