(function (){
'use strict';
function run(){
var tocContainer=document.getElementById('ez-toc-container')||document.querySelector('.ez-toc-widget-sticky-container');
if(!tocContainer) return;
var nav=tocContainer.querySelector('nav');
if(!nav) return;
var tocLinks=nav.querySelectorAll('a.ez-toc-link');
if(!tocLinks.length) return;
var anchorIds=[];
for (var i=0; i < tocLinks.length; i++){
var href=tocLinks[i].getAttribute('href')||tocLinks[i].getAttribute('data-href')||'';
var hashIdx=href.indexOf('#');
var id=hashIdx >=0 ? href.substring(hashIdx + 1):'';
try { id=decodeURIComponent(id); } catch (e){  }
if(id) anchorIds.push(id);
}
if(!anchorIds.length) return;
var allHeadings=document.querySelectorAll('h1, h2, h3, h4, h5, h6');
var contentHeadings=[];
for (var j=0; j < allHeadings.length; j++){
var el=allHeadings[j];
if(el.closest('#ez-toc-container')||el.closest('.ez-toc-widget-sticky-container')) continue;
if(el.querySelector('span.ez-toc-section')) continue;
contentHeadings.push(el);
}
if(!contentHeadings.length) return;
function normalizeText(str){
if(typeof str!=='string') return '';
return str.replace(/\s+/g, ' ').trim();
}
if(contentHeadings.length===anchorIds.length){
for (var k=0; k < contentHeadings.length; k++){
injectSpan(contentHeadings[k], anchorIds[k]);
}
return;
}
for (var m=0; m < tocLinks.length; m++){
var linkText=normalizeText(tocLinks[m].textContent);
var anchorId=anchorIds[m];
for (var n=0; n < contentHeadings.length; n++){
var h=contentHeadings[n];
if(h._eztocMatched) continue;
if(normalizeText(h.textContent)===linkText){
injectSpan(h, anchorId);
h._eztocMatched=true;
break;
}}
}}
function injectSpan(heading, id){
if(heading.querySelector('span.ez-toc-section')) return;
var span=document.createElement('span');
span.className='ez-toc-section';
span.id=id;
heading.insertBefore(span, heading.firstChild);
}
if(document.readyState==='loading'){
document.addEventListener('DOMContentLoaded', run);
}else{
run();
}})();