Mise en page narrative en écran partagé pour le portail communautaire
Dans un scénario de portail communautaire, réalisez une mise en page narrative en écran partagé : contenu réel, contrôles interactifs, retours d’état clairs et mise en page adaptable à différentes tailles d’écran.
Après activation de JavaScript, ce cas peut être modifié, exécuté et enregistré. Code source fixe ci-dessous :
<!doctype html>
<html lang="fr" dir="ltr">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Mise en page narrative en écran partagé pour le portail communautaire</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:ui-monospace,"SFMono-Regular",Consolas,monospace; background:linear-gradient(color-mix(in srgb,var(--secondary) 5%,transparent) 1px,transparent 1px),linear-gradient(90deg,color-mix(in srgb,var(--secondary) 5%,transparent) 1px,transparent 1px),var(--paper);background-size:24px 24px; }
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(1080px,calc(100% - 30px));margin:auto;padding:48px 0}.eyebrow{color:var(--secondary);font:700 12px/1.3 ui-monospace,monospace}.eyebrow::before{content:"> ";color:var(--accent)}.mast{display:grid;grid-template-columns:1fr auto;border:1px solid var(--secondary);padding:18px;gap:24px;align-items:center;margin-bottom:16px}.mast h1{font-family:ui-monospace,"SFMono-Regular",monospace;font-weight:700;font-size:clamp(34px,7vw,72px);letter-spacing:-.055em;margin:12px 0;line-height:1.05}.intro{margin:0;color:color-mix(in srgb,var(--ink) 72%,transparent);font:400 14px/1.7 ui-monospace,monospace}.scenario{padding:7px 10px;border:1px dashed var(--secondary);font:700 11px/1 ui-monospace,monospace}.demo{border-color:var(--secondary);border-radius:8px;box-shadow:0 0 50px color-mix(in srgb,var(--secondary) 15%,transparent);position:relative;min-height:390px;padding:26px;background:color-mix(in srgb,var(--paper) 94%,#000)}@media(max-width:700px){.page{width:calc(100% - 18px);padding:20px 0}.mast{grid-template-columns:1fr}.demo{padding:14px}}
.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-split{display:grid;grid-template-columns:150px minmax(0,1fr);gap:18px;align-items:start}.split-note{position:sticky;top:20px;display:grid;gap:14px;padding:18px 12px;border-block:3px double var(--accent);font-size:13px;line-height:1.65}.split-note b{font:900 12px/1 ui-monospace,monospace;letter-spacing:.12em}.split-note span{writing-mode:vertical-rl;min-height:120px;color:color-mix(in srgb,var(--ink) 60%,transparent)}.composition-split .demo{min-width:0}@media(max-width:900px){.composition-split{grid-template-columns:1fr}.split-note{position:static;grid-template-columns:auto 1fr}.split-note span{writing-mode:horizontal-tb;min-height:0}}
.split-layout-demo{display:grid;gap:14px}.split-layout-demo>label{display:flex;gap:12px;align-items:center}.split-layout-demo input{flex:1}.split-canvas{display:grid;grid-template-columns:var(--split,50%) 1fr;min-height:390px;overflow:hidden;border:1px solid var(--line);border-radius:24px}.split-canvas section,.split-canvas aside{display:grid;align-content:center;padding:clamp(26px,6vw,68px)}.split-canvas section{background:var(--paper)}.split-canvas h2{font-size:clamp(34px,6vw,70px)}.split-canvas aside{place-items:center;color:var(--paper);background:linear-gradient(145deg,var(--accent),var(--ink));text-align:center}.split-canvas aside strong{font-size:clamp(28px,5vw,58px)}@media(max-width:620px){.split-canvas{grid-template-columns:1fr}.split-canvas aside{min-height:240px}}.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="terminal" data-composition="split-note">
<main class="page">
<header class="mast"><div><span class="eyebrow">terminal / mise en page narrative en écran partagé / BEGINNER</span><h1>Mise en page narrative en écran partagé pour le portail communautaire</h1><p class="intro">Dans un scénario de portail communautaire, réalisez une mise en page narrative en écran partagé : contenu réel, contrôles interactifs, retours d’état clairs et mise en page adaptable à différentes tailles d’écran.</p></div><span class="scenario">Portail communautaire</span></header>
<div class="composition-split"><aside class="split-note"><b>CASE 02</b><span>Maîtriser la structure sémantique, l’agencement responsive, l’utilisation du clavier et la synchronisation des états d’une mise en page narrative en deux volets.</span></aside><section class="demo" aria-label="Zone interactive de mise en page en écran partagé pour le portail communautaire"><div class="workflow-session"><header class="session-command"><div><span class="eyebrow">Portail communautaire SESSION</span><h2>Tableau de chronométrage des conversations de la communauté</h2></div><output id="workflowSessionClock">00:45</output><label>Durée du tour<input id="workflowSessionLength" type="range" min="15" max="90" step="15" value="45"><span>s</span></label><button id="workflowSessionToggle" class="action primary" type="button">Commencer la conversation</button></header><div id="workflowSessionProgress" role="progressbar" aria-label="Progression de la conversation communautaire" 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:layouts-responsive-split-screen --><div class="split-layout-demo"><label>Position de séparation <input id="splitRatio" type="range" min="30" max="70" value="50" data-core-bridge="layouts-responsive-split-screen"></label><div id="splitCanvas" class="split-canvas"><section><span class="eyebrow">STORY</span><h2>Narration de gauche du portail communautaire</h2><p>La zone de texte utilise des proportions maîtrisées pour accueillir le titre, la description et l’entrée d’action.</p></section><aside><strong>Aperçu du portail communautaire</strong><span>Zone visuelle</span></aside></div></div><!-- 11DZ_CORE_END --></section><footer class="session-log"><strong id="workflowSessionScore">0 points de contrôle interactifs</strong><ol id="workflowSessionLaps" aria-label="Journal de ronde"></ol></footer></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:layouts-responsive-split-screen */
const splitRatio=document.querySelector('#splitRatio');const splitCanvas=document.querySelector('#splitCanvas');splitRatio.addEventListener('input',()=>{splitCanvas.style.setProperty('--split',splitRatio.value+'%');announce('Largeur de la zone de gauche '+splitRatio.value+'%');});
/* 11DZ_CORE_SCRIPT_END */
const workflowBridgeSpec={"name":"layouts-responsive-split-screen","selector":"[data-core-bridge=\"layouts-responsive-split-screen\"]","mode":"range","key":"ArrowRight"};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+' · Version de base '+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("input",workflowBridgeScheduleCommit);workflowBridgeControl.addEventListener('change',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();const step=Number(workflowBridgeControl.step)||1;const min=workflowBridgeControl.min===''?-Infinity:Number(workflowBridgeControl.min);const max=workflowBridgeControl.max===''?Infinity:Number(workflowBridgeControl.max);let next=Math.min(max,Math.max(min,(Number(workflowBridgeControl.value)||0)+step));if(next===Number(workflowBridgeControl.value))next=Math.max(min,Number(workflowBridgeControl.value)-step);workflowBridgeControl.value=String(next);workflowBridgeControl.dispatchEvent(new Event('input',{bubbles:true}));workflowBridgeControl.dispatchEvent(new Event('change',{bubbles:true}));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+' points de contrôle d’interaction';}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?'Recommencer':'Tour suivant';workflowSessionToggle.setAttribute('aria-pressed','false');workflowSessionDrive();announce(complete?'La ronde de conversation de la communauté est terminée':'La ronde est suspendue');}function workflowSessionStart(){if(workflowSessionState.phase==='complete'){workflowSessionState.elapsed=0;workflowSessionState.checkpoints=[];document.querySelector('#workflowSessionLaps').replaceChildren();}workflowSessionState.phase='running';workflowSessionToggle.textContent='Tour de pause';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('La session de discussion de la communauté a commencé · '+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('Opérations au clavier');}});workflowSessionCore.addEventListener('click',event=>{if(event.target.closest('[data-core-bridge]'))workflowSessionLap('Opération principale · '+workflowBridgeSummary());});document.addEventListener('visibilitychange',()=>{if(document.hidden&&workflowSessionState.phase==='running')workflowSessionStop();});workflowSessionDrive();
workflowBridgeReset();
</script>
</body>
</html>