Museum Guide Breadcrumb Navigation
Complete the breadcrumb navigation in the museum guide scenario: includes real content, actionable controls, clear state feedback, and responsive layouts.
With JavaScript enabled, you can edit, run, and save this example. The fixed source is as follows:
<!doctype html>
<html lang="en" dir="ltr">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Museum Guide Breadcrumb Navigation</title>
<style>
:root { --ink:#ecf7f3; --paper:#071310; --accent:#d45f3e; --secondary:#8fc4ad; --line:color-mix(in srgb, var(--ink) 18%, transparent); --shadow:0 24px 60px color-mix(in srgb, var(--ink) 16%, transparent); color-scheme:light; }
* { box-sizing:border-box; }
html { min-width:320px; background:var(--paper); }
body { min-height:100vh; margin:0; overflow-x:hidden; color:var(--ink); font-family:"Trebuchet MS","PingFang SC",sans-serif; background:radial-gradient(circle at 20% 10%,color-mix(in srgb,var(--accent) 22%,transparent),transparent 35%),radial-gradient(circle at 85% 90%,color-mix(in srgb,var(--secondary) 20%,transparent),transparent 38%),var(--paper); }
button,input,select,textarea { color:inherit; font:inherit; }
button,[role="button"],input,select,textarea { accent-color:var(--accent); }
button { cursor:pointer; }
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible { outline:3px solid var(--accent); outline-offset:3px; }
[hidden] { display:none !important; }
@media (max-width:700px) { .mast h1 { line-height:1.08 !important; letter-spacing:-.035em !important; overflow-wrap:anywhere; } }
@media (prefers-reduced-motion:reduce) { *,*::before,*::after { scroll-behavior:auto !important; animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; } }
.page{width:min(1160px,calc(100% - 30px));margin:auto;padding:60px 0}.mast{display:flex;justify-content:space-between;border-left:4px solid var(--accent);padding-left:22px;gap:28px;align-items:center;margin-bottom:34px}.mast h1{font-family:"Trebuchet MS","PingFang SC",sans-serif;font-weight:900;font-size:clamp(42px,9vw,94px);text-shadow:0 0 28px color-mix(in srgb,var(--accent) 55%,transparent);margin:0;line-height:.92}.eyebrow{display:block;margin-bottom:14px;color:var(--accent);font:900 11px/1 ui-monospace,monospace;letter-spacing:.2em}.intro{max-width:680px;color:color-mix(in srgb,var(--ink) 68%,transparent);line-height:1.7}.scenario{padding:10px 16px;border:1px solid var(--secondary);border-radius:4px;box-shadow:0 0 20px color-mix(in srgb,var(--secondary) 30%,transparent)}.demo{border-color:color-mix(in srgb,var(--accent) 55%,transparent);border-radius:24px;box-shadow:inset 0 0 40px color-mix(in srgb,var(--accent) 8%,transparent),0 0 60px color-mix(in srgb,var(--secondary) 12%,transparent);position:relative;min-height:410px;overflow:hidden;padding:clamp(24px,4vw,50px);background:color-mix(in srgb,var(--paper) 86%,transparent)}@media(max-width:700px){.mast{display:grid}.page{padding:22px 0}.demo{padding:16px}}
.stack{display:flex;flex-direction:column;gap:18px}.panel{padding:28px;border-left:7px solid var(--accent);background:color-mix(in srgb,var(--secondary) 12%,var(--paper))}.action{min-height:46px;padding:11px 18px;border:0;border-bottom:3px solid var(--ink);background:transparent;font-weight:900}.action.primary,.action.is-active{color:var(--paper);background:var(--ink)}.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:8px}.metric{font:900 clamp(32px,7vw,64px)/1 ui-monospace,monospace}.status{min-height:22px;padding-top:12px;border-top:1px dashed var(--line)}.muted{color:color-mix(in srgb,var(--ink) 62%,transparent)}.chip{display:inline-block;padding:5px 8px;background:var(--secondary)}.meter{height:12px;border:1px solid var(--ink)}.meter>i{display:block;height:100%;background:var(--ink)}
.composition-deck{display:grid;grid-template-rows:auto 1fr;border:1px solid var(--line);border-radius:24px;overflow:hidden;background:color-mix(in srgb,var(--ink) 4%,var(--paper))}.deck-bar{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:12px 18px;color:var(--paper);background:var(--ink);font:700 12px/1 ui-monospace,monospace}.deck-lights{display:flex;gap:7px}.deck-lights i{width:10px;height:10px;border-radius:50%;background:var(--accent)}.deck-lights i:nth-child(2){background:var(--secondary)}.deck-lights i:nth-child(3){background:color-mix(in srgb,var(--paper) 55%,transparent)}.composition-deck .demo{border:0;border-radius:0;box-shadow:none}
.breadcrumb-lab{display:grid;gap:26px;max-width:900px;margin:auto}.breadcrumb-lab h2{margin:.4em 0}.crumb-trail{display:flex;flex-wrap:wrap;gap:9px;align-items:center;padding:18px;margin:0;border-block:1px solid var(--line);list-style:none}.crumb-trail li{display:flex;gap:9px;align-items:center}.crumb-trail li:not(:last-child)::after{content:"/";color:var(--accent)}.crumb-trail a{color:inherit;text-underline-offset:4px}.crumb-trail [aria-current="page"]{font-weight:900}.breadcrumb-lab code{padding:3px 6px;background:color-mix(in srgb,var(--secondary) 20%,transparent)}.workflow-dispatch{display:grid;grid-template-columns:minmax(210px,.48fr) minmax(0,1.52fr);gap:18px}.dispatch-console{display:grid;align-content:start;gap:16px;padding:22px;border:1px solid var(--line);border-radius:18px;background:color-mix(in srgb,var(--secondary) 12%,var(--paper))}.dispatch-console h2{margin:.2em 0}.dispatch-console form,.dispatch-console label{display:grid;gap:7px}.dispatch-console input,.dispatch-console select{min-width:0;width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--paper)}.dispatch-console fieldset{display:flex;gap:12px;border:1px solid var(--line);border-radius:10px}.dispatch-console fieldset label{display:flex;align-items:center}.dispatch-workbench{--dispatch-load:.22;min-width:0;padding:14px;border-left:8px solid color-mix(in srgb,var(--accent) calc(var(--dispatch-load)*100%),var(--line));background:linear-gradient(90deg,color-mix(in srgb,var(--accent) 8%,transparent),transparent 28%)}.dispatch-workbench[data-dispatch-priority="urgent"]{box-shadow:inset 0 0 0 2px var(--accent)}@media(max-width:900px){.workflow-dispatch{grid-template-columns:1fr}.dispatch-console{order:2}}
</style>
</head>
<body data-aesthetic="dark-neon" data-composition="control-deck">
<main class="page">
<header class="mast"><div><span class="eyebrow">dark-neon / breadcrumb navigation / ADVANCED</span><h1>Museum Guide Breadcrumb Navigation</h1><p class="intro">Complete the breadcrumb navigation in the museum guide scenario: includes real content, actionable controls, clear state feedback, and responsive layouts.</p></div><span class="scenario">Museum Guide</span></header>
<div class="composition-deck"><div class="deck-bar"><span>CONTROL DECK · 04</span><span>Breadcrumb Navigation</span><span class="deck-lights" aria-hidden="true"><i></i><i></i><i></i></span></div><section class="demo" aria-label="Museum guide breadcrumb navigation interaction area"><div class="workflow-dispatch"><aside class="dispatch-console"><span class="eyebrow">Museum Guide DISPATCH</span><h2>Visitor Route Control Desk</h2><form id="workflowDispatchForm"><label>Task Type<select id="workflowDispatchKind"><option>Permanent Exhibition Hall</option><option>Special Exhibition Hall</option><option>Family and Children’s Hall</option></select></label><label>Dwell Time<input id="workflowDispatchAmount" type="number" min="1" max="9999" value="21"><span>minutes</span></label><fieldset><legend>Processing priority</legend><label><input type="radio" name="workflowPriority" value="normal" checked>Regular</label><label><input type="radio" name="workflowPriority" value="urgent">Urgent</label></fieldset><button class="action primary" type="submit">Start Tour</button></form><label>Current task<select id="workflowDispatchActive" aria-label="Switch current task"><option value="1">Permanent Exhibition Hall</option><option value="2">Special Exhibition Hall</option></select></label><output id="workflowDispatchSummary">Waiting for Dispatch</output></aside><section id="workflowCore" class="workflow-core dispatch-workbench" data-dispatch-priority="normal"><!-- 11DZ_CORE_START:navigation-menus-breadcrumb-builder --><div class="breadcrumb-lab panel"><header><span class="eyebrow">BREADCRUMB BUILDER</span><h2>Museum Guide Breadcrumb Path</h2><p class="muted">Use at the last level <code>aria-current="page"</code>，and previous levels remain navigable.</p></header><nav aria-label="Breadcrumbs"><ol id="crumbTrail" class="crumb-trail"></ol></nav><div class="row"><button id="addCrumb" class="action primary" type="button" data-core-bridge="navigation-menus-breadcrumb-builder">Go Deeper</button><button id="removeCrumb" class="action" type="button">Back to Parent</button></div></div><!-- 11DZ_CORE_END --></section></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
</main>
<script>
'use strict';
const statusOutput = document.querySelector('#status');
const announce = message => { statusOutput.textContent = message; };
/* 11DZ_CORE_SCRIPT_START:navigation-menus-breadcrumb-builder */
const crumbChoices=["Museum Guide Overview","Museum guide plan","Museum guide inspiration","Museum guide log","Museum Guide Collaboration","Museum guide progress"];let crumbDepth=3;const crumbTrail=document.querySelector('#crumbTrail');function renderCrumbs(){crumbTrail.replaceChildren();crumbChoices.slice(0,crumbDepth).forEach((label,index,array)=>{const item=document.createElement('li');if(index===array.length-1){const current=document.createElement('span');current.textContent=label;current.setAttribute('aria-current','page');item.append(current);}else{const link=document.createElement('a');link.href='#crumb-'+index;link.textContent=label;link.addEventListener('click',event=>{event.preventDefault();crumbDepth=index+1;renderCrumbs();});item.append(link);}crumbTrail.append(item);});announce('Current path total '+crumbDepth+' level');}document.querySelector('#addCrumb').addEventListener('click',()=>{crumbDepth=Math.min(crumbChoices.length,crumbDepth+1);renderCrumbs();});document.querySelector('#removeCrumb').addEventListener('click',()=>{crumbDepth=Math.max(1,crumbDepth-1);renderCrumbs();});renderCrumbs();
/* 11DZ_CORE_SCRIPT_END */
const workflowBridgeSpec={"name":"navigation-menus-breadcrumb-builder","selector":"[data-core-bridge=\"navigation-menus-breadcrumb-builder\"]","mode":"click","key":"Enter"};const workflowBridgeCore=document.querySelector('#workflowCore');const workflowBridgeControl=workflowBridgeCore.querySelector(workflowBridgeSpec.selector);if(!workflowBridgeControl)throw new Error('Missing core bridge: '+workflowBridgeSpec.name);const workflowBridgeControlledId=workflowBridgeControl.getAttribute('aria-controls');const workflowBridgeControlled=workflowBridgeControlledId?document.getElementById(workflowBridgeControlledId):null;workflowBridgeCore.dataset.workflowBridge=workflowBridgeSpec.name;workflowBridgeCore.dataset.workflowVersion='0';function workflowBridgeSerialize(){const visualNode=workflowBridgeCore.firstElementChild||workflowBridgeCore;const visual=getComputedStyle(visualNode);const outputs=[...workflowBridgeCore.querySelectorAll('output,[role="status"],[aria-live],meter,progress')].map(node=>node.textContent.trim()+'|'+node.getAttribute('aria-valuenow')+'|'+node.getAttribute('value'));const canvas=[...workflowBridgeCore.querySelectorAll('canvas')].map(node=>{try{return node.toDataURL().slice(-160);}catch{return 'canvas-unavailable';}});return JSON.stringify({html:workflowBridgeCore.innerHTML,status:statusOutput.textContent,outputs,canvas,visual:[visual.display,visual.visibility,visual.opacity,visual.transform,visual.filter,visual.backgroundColor,visual.width,visual.height],scroll:workflowBridgeSpec.mode==='scroll'?workflowBridgeControl.scrollTop:null});}let workflowBridgeLastEffect=workflowBridgeSerialize();function workflowBridgeSummary(){const label=(workflowBridgeControl.getAttribute('aria-label')||workflowBridgeControl.textContent||workflowBridgeControl.value||workflowBridgeSpec.name).trim().replace(/\s+/g,' ').slice(0,72);return label+' · Core Version '+workflowBridgeCore.dataset.workflowVersion;}function workflowBridgeCommit(){const effect=workflowBridgeSerialize();if(effect===workflowBridgeLastEffect)return {changed:false,summary:workflowBridgeSummary()};workflowBridgeLastEffect=effect;workflowBridgeCore.dataset.workflowVersion=String(Number(workflowBridgeCore.dataset.workflowVersion||0)+1);return {changed:true,summary:workflowBridgeSummary()};}function workflowBridgeScheduleCommit(){queueMicrotask(workflowBridgeCommit);setTimeout(workflowBridgeCommit,0);}workflowBridgeControl.addEventListener("click",workflowBridgeScheduleCommit);const workflowBridgeStateTargets=new Set(workflowBridgeCore.querySelectorAll('dialog'));if(workflowBridgeControlled&&workflowBridgeCore.contains(workflowBridgeControlled))workflowBridgeStateTargets.add(workflowBridgeControlled);workflowBridgeStateTargets.forEach(target=>['close','cancel','toggle'].forEach(eventName=>target.addEventListener(eventName,workflowBridgeScheduleCommit)));function workflowBridgeActivate(){workflowBridgeControl.focus();workflowBridgeControl.click();const result=workflowBridgeCommit();setTimeout(workflowBridgeCommit,0);return result;}function workflowBridgeReset(){workflowBridgeCore.dataset.workflowVersion='0';workflowBridgeLastEffect=workflowBridgeSerialize();}
const workflowDispatchCore=document.querySelector('#workflowCore');const workflowDispatchForm=document.querySelector('#workflowDispatchForm');const workflowDispatchSelect=document.querySelector('#workflowDispatchActive');const workflowDispatchJobs=new Map([["1",{"label":"Permanent Exhibition Hall","amount":12,"priority":"normal","touches":0}],["2",{"label":"Special Exhibition Hall","amount":21,"priority":"urgent","touches":0}]]);let workflowDispatchSerial=workflowDispatchJobs.size;function workflowDispatchDrive(job,activate=false){workflowDispatchCore.dataset.dispatchPriority=job.priority;workflowDispatchCore.style.setProperty('--dispatch-load',Math.min(.95,.16+job.amount/120));const bridge=activate?workflowBridgeActivate():{changed:false,summary:workflowBridgeSummary()};document.querySelector('#workflowDispatchSummary').textContent=job.label+' · '+job.amount+' minutes · '+bridge.summary;announce('Current task for the visit route:'+job.label);}function workflowDispatchRender(activeId,activate=false){workflowDispatchSelect.replaceChildren(...[...workflowDispatchJobs].map(([id,job])=>{const option=document.createElement('option');option.value=id;option.textContent=job.label+(job.priority==='urgent'?' · Urgent':'');return option;}));workflowDispatchSelect.value=activeId;workflowDispatchDrive(workflowDispatchJobs.get(activeId),activate);}workflowDispatchForm.addEventListener('submit',event=>{event.preventDefault();const data=new FormData(workflowDispatchForm);const id=String(++workflowDispatchSerial);workflowDispatchJobs.set(id,{label:document.querySelector('#workflowDispatchKind').value,amount:Math.max(1,Number(document.querySelector('#workflowDispatchAmount').value)||1),priority:data.get('workflowPriority'),touches:0});workflowDispatchRender(id,true);});workflowDispatchSelect.addEventListener('change',()=>workflowDispatchDrive(workflowDispatchJobs.get(workflowDispatchSelect.value),true));workflowDispatchCore.addEventListener('focusin',()=>{const job=workflowDispatchJobs.get(workflowDispatchSelect.value);if(!job)return;job.touches+=1;document.querySelector('#workflowDispatchSummary').textContent=job.label+' · '+job.amount+' minutes · '+workflowBridgeSummary();});workflowDispatchRender('1',false);
workflowBridgeReset();
</script>
</body>
</html>