Superposición y retroalimentación de estado

Cajón lateral del centro de tareas

Completa un cajón lateral en el escenario del centro de tareas: incluye contenido real, controles accionables, retroalimentación de estado clara y un diseño adaptable a distintos tamaños. Puedes ver el resultado en línea, editar el código fuente y ejecutarlo en el navegador.

Superposición y retroalimentación de estadoCajón lateralHTMLCSSJavaScript
Tras activar JavaScript, puedes editar, ejecutar y guardar este ejemplo. El código fuente fijado es el siguiente:
<!doctype html>
<html lang="es" dir="ltr">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Cajón lateral del centro de tareas</title>
  <style>
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    .page{width:min(1040px,calc(100% - 36px));margin:auto;padding:64px 0}.mast{display:grid;justify-items:center;text-align:center;border-block:3px double var(--accent);padding:26px;gap:20px;margin-bottom:32px}.mast h1{font-family:Didot,"Songti SC",serif;font-weight:700;font-size:clamp(38px,8vw,86px);letter-spacing:.035em;margin:0;line-height:1}.eyebrow{display:block;color:var(--accent);font:800 11px/1 ui-monospace,monospace;letter-spacing:.3em}.intro{max-width:600px;margin-inline:auto;line-height:1.8}.scenario{padding:8px 26px;border-inline:1px solid var(--accent);letter-spacing:.16em}.demo{border:4px double var(--accent);border-radius:0;clip-path:polygon(24px 0,calc(100% - 24px) 0,100% 24px,100% calc(100% - 24px),calc(100% - 24px) 100%,24px 100%,0 calc(100% - 24px),0 24px);position:relative;min-height:440px;overflow:hidden;padding:clamp(28px,5vw,60px);background:var(--paper)}@media(max-width:700px){.page{width:calc(100% - 20px);padding:24px 0}.mast{padding:18px}.demo{padding:18px}}
    .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-gallery{margin:0;padding:clamp(8px,2vw,18px);border:1px solid var(--ink);background:color-mix(in srgb,var(--paper) 78%,transparent)}.gallery-caption{display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;padding:15px 4px 2px;font-size:12px}.gallery-caption::before,.gallery-caption::after{content:"";height:1px;background:var(--line)}.gallery-caption strong{font:800 11px/1.2 ui-monospace,monospace;letter-spacing:.16em;text-transform:uppercase}.composition-gallery .demo{box-shadow:none}.composition-gallery .demo::before{content:"";position:absolute;inset:10px;border:1px dashed color-mix(in srgb,var(--accent) 36%,transparent);pointer-events:none}
    .drawer-canvas{display:grid;gap:22px;min-height:380px;padding:clamp(24px,6vw,66px);border:1px solid var(--line);border-radius:30px;background:linear-gradient(130deg,var(--paper),color-mix(in srgb,var(--secondary) 18%,var(--paper)))}.drawer-canvas h2{margin:0;font-size:clamp(36px,8vw,82px)}.drawer-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.drawer-cards article{display:grid;gap:7px;padding:16px;border:1px solid var(--line);border-radius:14px;background:var(--paper)}.drawer-canvas>.action{justify-self:start}.drawer-demo dialog{width:min(460px,calc(100% - 20px));height:calc(100dvh - 20px);max-height:none;margin:10px 10px 10px auto;padding:0;border:0;border-radius:26px;color:var(--ink);background:var(--paper);box-shadow:-24px 0 70px #0004}.drawer-demo dialog::backdrop{background:#1118}.drawer-demo form{display:grid;grid-template-rows:auto auto 1fr auto;height:100%}.drawer-demo form header,.drawer-demo form footer{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:20px;border-bottom:1px solid var(--line)}.drawer-demo form header h2{margin:.2em 0}.drawer-demo form button{padding:10px 14px;border:1px solid var(--line);border-radius:9px;background:transparent}.drawer-demo form header>button{width:42px;height:42px;padding:0;border-radius:50%;font-size:22px}.drawer-demo nav{display:flex;gap:6px;padding:12px 20px;border-bottom:1px solid var(--line)}.drawer-demo nav button[aria-current="page"]{color:var(--paper);background:var(--ink)}.drawer-content{padding:28px;line-height:1.8}.drawer-content strong{font-size:30px}.drawer-demo form footer{border-top:1px solid var(--line);border-bottom:0}.drawer-demo form footer .primary{color:var(--paper);background:var(--accent)}@media(max-width:560px){.drawer-cards{grid-template-columns:1fr}.drawer-demo dialog{width:calc(100% - 12px);height:calc(100dvh - 12px);margin:6px}}.workflow-session{display:grid;gap:14px}.session-command{display:grid;grid-template-columns:1fr auto minmax(170px,.45fr) auto;gap:16px;align-items:end;padding:18px;border-block:4px double var(--ink)}.session-command h2{margin:.2em 0}.session-command output{font:900 clamp(28px,5vw,54px)/1 ui-monospace,monospace}.session-command label{display:grid;grid-template-columns:1fr auto;gap:7px;font-size:12px}.session-command input{grid-column:1/-1;width:100%}#workflowSessionProgress{height:12px;overflow:hidden;border-radius:2px;background:var(--line)}#workflowSessionProgress i{display:block;width:0;height:100%;background:var(--accent)}.session-stage{min-width:0;transition:filter .25s,transform .25s}.session-stage[data-session-phase="running"]{transform:translateY(-3px)}.session-stage[data-session-phase="paused"]{filter:grayscale(.65)}.session-stage[data-session-phase="complete"]{filter:contrast(.78);opacity:.72}.session-log{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start}.session-log ol{display:flex;flex-wrap:wrap;gap:7px;padding:0;margin:0;list-style:none}.session-log li{padding:5px 8px;border:1px solid var(--line);font-size:12px}@media(max-width:900px){.session-stage{order:-1}.session-command{grid-template-columns:1fr auto}.session-command label{grid-column:1/-1}.session-log{grid-template-columns:1fr}}
  </style>
</head>
<body data-aesthetic="art-deco" data-composition="gallery-frame">
  <main class="page">
    <header class="mast"><div><span class="eyebrow">art-deco / cajón lateral / ADVANCED</span><h1>Cajón lateral del centro de tareas</h1><p class="intro">Completa un cajón lateral en el escenario del centro de tareas: incluye contenido real, controles accionables, retroalimentación de estado clara y un diseño adaptable a distintos tamaños. Puedes ver el resultado en línea, editar el código fuente y ejecutarlo en el navegador.</p></div><span class="scenario">Centro de tareas</span></header>
    <figure class="composition-gallery"><section class="demo" aria-label="Área interactiva del panel lateral del centro de tareas"><div class="workflow-session"><header class="session-command"><div><span class="eyebrow">Centro de tareas SESSION</span><h2>Cronómetro de franjas horarias de tareas</h2></div><output id="workflowSessionClock">00:45</output><label>Duración de la ronda<input id="workflowSessionLength" type="range" min="15" max="90" step="15" value="45"><span>segundo</span></label><button id="workflowSessionToggle" class="action primary" type="button">Iniciar tarea</button></header><div id="workflowSessionProgress" role="progressbar" aria-label="Progreso del periodo de tareas" aria-valuemin="0" aria-valuemax="100" aria-valuenow="0"><i></i></div><section id="workflowCore" class="workflow-core session-stage" data-session-phase="ready" tabindex="-1"><!-- 11DZ_CORE_START:overlays-feedback-side-drawer --><section class="drawer-demo"><div class="drawer-canvas"><span class="eyebrow">SIDE DRAWER</span><h2>Espacio de trabajo del centro de tareas</h2><div class="drawer-cards"><article><span>01</span><strong>Inspiración del centro de tareas</strong></article><article><span>02</span><strong>Registro del centro de tareas</strong></article><article><span>03</span><strong>Colaboración del centro de tareas</strong></article></div><button id="drawerOpen" class="action primary" type="button" aria-controls="sideDrawer" data-core-bridge="overlays-feedback-side-drawer">Abrir detalles laterales</button></div><dialog id="sideDrawer" aria-labelledby="drawerTitle"><form method="dialog"><header><div><span class="eyebrow">DETAIL PANEL</span><h2 id="drawerTitle">Inspiración del centro de tareas</h2></div><button value="close" aria-label="Cerrar detalles laterales">×</button></header><nav aria-label="Sección de detalles"><button type="button" data-drawer-tab="0" aria-current="page">Overview</button><button type="button" data-drawer-tab="1">registro</button><button type="button" data-drawer-tab="2">Colaborador</button></nav><div id="drawerContent" class="drawer-content"><strong>Overview</strong><p>El panel lateral mantiene el contexto de la página principal y ocupa todo el ancho disponible en pantallas estrechas.</p></div><footer><button value="close">Procesar más tarde</button><button value="saved" class="primary">Guardar detalles</button></footer></form></dialog></section><!-- 11DZ_CORE_END --></section><footer class="session-log"><strong id="workflowSessionScore">0 puntos de interacción</strong><ol id="workflowSessionLaps" aria-label="Registro de ronda"></ol></footer></div><p id="status" class="status" role="status" aria-live="polite"></p></section><figcaption class="gallery-caption"><strong>Centro de tareas / GALLERY 03</strong></figcaption></figure>
  </main>
  <script>
    'use strict';
    const statusOutput = document.querySelector('#status');
    const announce = message => { statusOutput.textContent = message; };
    /* 11DZ_CORE_SCRIPT_START:overlays-feedback-side-drawer */
const sideDrawer=document.querySelector('#sideDrawer');document.querySelector('#drawerOpen').addEventListener('click',()=>{sideDrawer.returnValue='close';sideDrawer.showModal();});const drawerTabs=[...document.querySelectorAll('[data-drawer-tab]')];const drawerCopy=[['Overview','Ver el resumen y el estado principal del proyecto actual.'],['registro','Revisa las actualizaciones más recientes y los resultados del procesamiento por orden cronológico.'],['Colaborador','Confirma a los miembros participantes y las responsabilidades de cada uno.']];drawerTabs.forEach((button,index)=>button.addEventListener('click',()=>{drawerTabs.forEach(item=>item.removeAttribute('aria-current'));button.setAttribute('aria-current','page');document.querySelector('#drawerContent').innerHTML='<strong>'+drawerCopy[index][0]+'</strong><p>'+drawerCopy[index][1]+'</p>';announce('El panel lateral se ha cambiado a '+drawerCopy[index][0]);}));sideDrawer.addEventListener('click',event=>{if(event.target===sideDrawer)sideDrawer.close('close');});sideDrawer.addEventListener('close',()=>announce(sideDrawer.returnValue==='saved'?'Los detalles laterales se han guardado':'El panel lateral de detalles se ha cerrado'));
/* 11DZ_CORE_SCRIPT_END */
const workflowBridgeSpec={"name":"overlays-feedback-side-drawer","selector":"[data-core-bridge=\"overlays-feedback-side-drawer\"]","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+' · versión principal '+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 workflowSessionCore=document.querySelector('#workflowCore');const workflowSessionToggle=document.querySelector('#workflowSessionToggle');const workflowSessionLength=document.querySelector('#workflowSessionLength');const workflowSessionState={phase:'ready',elapsed:0,limit:Number(workflowSessionLength.value),checkpoints:[],timer:null};function workflowSessionFormat(seconds){return String(Math.floor(seconds/60)).padStart(2,'0')+':'+String(seconds%60).padStart(2,'0');}function workflowSessionDrive(){const percent=Math.min(100,Math.round(workflowSessionState.elapsed/workflowSessionState.limit*100));document.querySelector('#workflowSessionClock').textContent=workflowSessionFormat(Math.max(0,workflowSessionState.limit-workflowSessionState.elapsed));const progress=document.querySelector('#workflowSessionProgress');progress.setAttribute('aria-valuenow',String(percent));progress.querySelector('i').style.width=percent+'%';workflowSessionCore.dataset.sessionPhase=workflowSessionState.phase;document.querySelector('#workflowSessionScore').textContent=workflowSessionState.checkpoints.length+' puntos de control de interacción';}function workflowSessionLap(label){workflowSessionState.checkpoints.push({label,at:workflowSessionState.elapsed});const item=document.createElement('li');item.textContent=label+' · '+workflowSessionFormat(workflowSessionState.elapsed);document.querySelector('#workflowSessionLaps').append(item);workflowSessionDrive();}function workflowSessionStop(complete=false){clearInterval(workflowSessionState.timer);workflowSessionState.timer=null;workflowSessionState.phase=complete?'complete':'paused';workflowSessionToggle.textContent=complete?'Reiniciar':'Siguiente turno';workflowSessionToggle.setAttribute('aria-pressed','false');workflowSessionDrive();announce(complete?'Estado completado del turno del bloque de tareas':'La ronda se ha pausado');}function workflowSessionStart(){if(workflowSessionState.phase==='complete'){workflowSessionState.elapsed=0;workflowSessionState.checkpoints=[];document.querySelector('#workflowSessionLaps').replaceChildren();}workflowSessionState.phase='running';workflowSessionToggle.textContent='Ronda en pausa';workflowSessionToggle.setAttribute('aria-pressed','true');const bridge=workflowBridgeActivate();workflowSessionLap(bridge.summary);clearInterval(workflowSessionState.timer);workflowSessionState.timer=setInterval(()=>{workflowSessionState.elapsed+=1;if(workflowSessionState.elapsed>=workflowSessionState.limit){workflowSessionStop(true);return;}workflowSessionDrive();},1000);workflowSessionDrive();announce('El turno del periodo de tareas ha comenzado · '+bridge.summary);}workflowSessionToggle.addEventListener('click',()=>workflowSessionState.phase==='running'?workflowSessionStop():workflowSessionStart());workflowSessionLength.addEventListener('input',()=>{workflowSessionState.limit=Number(workflowSessionLength.value);workflowSessionState.elapsed=Math.min(workflowSessionState.elapsed,workflowSessionState.limit);workflowSessionDrive();});workflowSessionCore.addEventListener('keydown',event=>{if(event.key==='Enter'||event.key===' '){workflowSessionLap('operación con teclado');}});workflowSessionCore.addEventListener('click',event=>{if(event.target.closest('[data-core-bridge]'))workflowSessionLap('Operación principal · '+workflowBridgeSummary());});document.addEventListener('visibilitychange',()=>{if(document.hidden&&workflowSessionState.phase==='running')workflowSessionStop();});workflowSessionDrive();
workflowBridgeReset();
  </script>
</body>
</html>
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Las funciones de retroalimentación deben usarse en la versión en línea

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