Layout de página e responsividade

Layout responsivo em cascata do jornal de arquitetura

Conclua um layout em cascata responsivo em um cenário de jornal de arquitetura: inclui conteúdo real, controles operáveis, feedback de estado claro e layout entre diferentes tamanhos.

Layout de página e responsividadeLayout em cascata responsivoHTMLCSSJavaScript
É possível editar, executar e salvar este exemplo após ativar JavaScript. O código-fonte fixo é o seguinte:
<!doctype html>
<html lang="pt-BR" dir="ltr">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Layout responsivo em cascata do jornal de arquitetura</title>
  <style>
    :root { --ink:#ecf7f3; --paper:#071310; --accent:#8b6fb0; --secondary:#d7a971; --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}}
    .panel{padding:30px;border:0;border-radius:42px 12px;background:color-mix(in srgb,var(--secondary) 18%,var(--paper))}.row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}.stack{display:flex;flex-direction:column;gap:20px}.action{min-height:48px;padding:12px 22px;border:0;border-radius:50% 50% 18px 18px;background:color-mix(in srgb,var(--secondary) 42%,transparent);font-weight:800}.action.primary,.action.is-active{color:var(--paper);background:var(--accent)}.muted{color:color-mix(in srgb,var(--ink) 64%,transparent);line-height:1.7}.status{min-height:25px;margin-top:16px;color:var(--accent)}.metric{font-size:clamp(32px,7vw,66px);font-weight:800}.meter{height:11px;border-radius:50%;background:color-mix(in srgb,var(--ink) 10%,transparent)}.meter>i{display:block;height:100%;border-radius:inherit;background:var(--accent)}.chip{padding:8px 12px;border-radius:50%;background:var(--paper)}
    .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}
    .masonry-demo{display:grid;gap:16px}.masonry-demo header{display:flex;justify-content:space-between;gap:18px;align-items:end}.masonry-demo h2{margin:.3em 0}.masonry-demo select{padding:9px;border:1px solid var(--line);border-radius:8px;background:var(--paper)}.masonry-wall{columns:var(--masonry-columns,3);column-gap:12px}.masonry-wall article{min-height:var(--note-height);break-inside:avoid;margin:0 0 12px;padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--paper)}.masonry-wall span{color:var(--accent);font:800 11px/1 ui-monospace,monospace}@media(max-width:700px){.masonry-wall{columns:2}.masonry-demo header{align-items:stretch;flex-direction:column}}@media(max-width:430px){.masonry-wall{columns:1}}.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 / layout responsivo em cascata / BEGINNER</span><h1>Layout responsivo em cascata do jornal de arquitetura</h1><p class="intro">Conclua um layout em cascata responsivo em um cenário de jornal de arquitetura: inclui conteúdo real, controles operáveis, feedback de estado claro e layout entre diferentes tamanhos.</p></div><span class="scenario">Arquitetura</span></header>
    <div class="composition-deck"><div class="deck-bar"><span>CONTROL DECK · 04</span><span>Layout em cascata responsivo</span><span class="deck-lights" aria-hidden="true"><i></i><i></i><i></i></span></div><section class="demo" aria-label="Área interativa do layout responsivo em grade da revista de arquitetura"><div class="workflow-dispatch"><aside class="dispatch-console"><span class="eyebrow">Jornal da arquitetura DISPATCH</span><h2>Central de coordenação de manuscritos de arquitetura</h2><form id="workflowDispatchForm"><label>Tipo de tarefa<select id="workflowDispatchKind"><option>Estudo de elevação</option><option>Pesquisa de materiais</option><option>Pesquisa espacial</option></select></label><label>Quantidade de layouts<input id="workflowDispatchAmount" type="number" min="1" max="9999" value="33"><span>Página</span></label><fieldset><legend>Prioridade de processamento</legend><label><input type="radio" name="workflowPriority" value="normal" checked>Padrão</label><label><input type="radio" name="workflowPriority" value="urgent">Urgente</label></fieldset><button class="action primary" type="submit">entrar na composição</button></form><label>Tarefa atual<select id="workflowDispatchActive" aria-label="Alternar tarefa atual"><option value="1">Estudo de elevação</option><option value="2">Pesquisa de materiais</option></select></label><output id="workflowDispatchSummary">Aguardando despacho</output></aside><section id="workflowCore" class="workflow-core dispatch-workbench" data-dispatch-priority="normal"><!-- 11DZ_CORE_START:layouts-responsive-masonry-layout --><div class="masonry-demo"><header><span class="eyebrow">CSS COLUMNS</span><h2>Conteúdo em mosaico do jornal de arquitetura</h2><label>Número de colunas <select id="masonryColumns" data-core-bridge="layouts-responsive-masonry-layout"><option value="2">2 coluna</option><option value="3" selected>3 coluna</option><option value="4">coluna 4</option></select></label></header><div id="masonryWall" class="masonry-wall"><article style="--note-height:130px"><span>01</span><h3>Lembrete de arquitetura</h3><p>Parágrafo de conteúdo.</p></article><article style="--note-height:175px"><span>02</span><h3>Coleção de arquitetura</h3><p>Parágrafo de conteúdo. Parágrafo de conteúdo.</p></article><article style="--note-height:220px"><span>03</span><h3>Visão geral do jornal de arquitetura</h3><p>Parágrafos de conteúdo. Parágrafos de conteúdo. Parágrafos de conteúdo.</p></article><article style="--note-height:265px"><span>04</span><h3>Projeto Diário de Arquitetura</h3><p>Parágrafo de conteúdo.</p></article><article style="--note-height:130px"><span>05</span><h3>Inspiração de diário de arquitetura</h3><p>Parágrafo de conteúdo. Parágrafo de conteúdo.</p></article><article style="--note-height:175px"><span>06</span><h3>Registro de arquitetura</h3><p>Parágrafos de conteúdo. Parágrafos de conteúdo. Parágrafos de conteúdo.</p></article><article style="--note-height:220px"><span>07</span><h3>Colaboração do jornal de arquitetura</h3><p>Parágrafo de conteúdo.</p></article><article style="--note-height:265px"><span>08</span><h3>Progresso do jornal de arquitetura</h3><p>Parágrafo de conteúdo. Parágrafo de conteúdo.</p></article></div></div><!-- 11DZ_CORE_END --></section></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
  </main>
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    'use strict';
    const statusOutput = document.querySelector('#status');
    const announce = message => { statusOutput.textContent = message; };
    /* 11DZ_CORE_SCRIPT_START:layouts-responsive-masonry-layout */
document.querySelector('#masonryColumns').addEventListener('change',event=>{document.querySelector('#masonryWall').style.setProperty('--masonry-columns',event.currentTarget.value);announce('A exibição em cascata foi alternada para '+event.currentTarget.value+' coluna');});
/* 11DZ_CORE_SCRIPT_END */
const workflowBridgeSpec={"name":"layouts-responsive-masonry-layout","selector":"[data-core-bridge=\"layouts-responsive-masonry-layout\"]","mode":"select","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+' · versão 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.setAttribute('aria-keyshortcuts',workflowBridgeSpec.key);workflowBridgeControl.addEventListener('keydown',event=>{if(event.key!==workflowBridgeSpec.key)return;event.preventDefault();workflowBridgeControl.selectedIndex=(workflowBridgeControl.selectedIndex+1)%workflowBridgeControl.options.length;workflowBridgeControl.dispatchEvent(new Event('input',{bubbles:true}));workflowBridgeControl.dispatchEvent(new Event('change',{bubbles:true}));});workflowBridgeControl.addEventListener("keydown",workflowBridgeScheduleCommit);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();workflowBridgeControl.selectedIndex=(workflowBridgeControl.selectedIndex+1)%workflowBridgeControl.options.length;workflowBridgeControl.dispatchEvent(new Event('change',{bubbles:true}));const result=workflowBridgeCommit();setTimeout(workflowBridgeCommit,0);return result;}function workflowBridgeReset(){workflowBridgeCore.dataset.workflowVersion='0';workflowBridgeLastEffect=workflowBridgeSerialize();}
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workflowBridgeReset();
  </script>
</body>
</html>
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