Layout clássico de três colunas para notas de pesquisa
Conclua o layout clássico de três colunas em um cenário de notas de pesquisa: inclui conteúdo real, controles interativos, feedback de estado claro e layout responsivo em diferentes tamanhos.
É possível editar, executar e salvar este exemplo após ativar JavaScript. O código-fonte fixo é o seguinte:
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<header class="mast"><div><span class="eyebrow">industrial / layout clássico de três colunas / INTERMEDIATE</span><h1>Layout clássico de três colunas para notas de pesquisa</h1><p class="intro">Conclua o layout clássico de três colunas em um cenário de notas de pesquisa: inclui conteúdo real, controles interativos, feedback de estado claro e layout responsivo em diferentes tamanhos.</p></div><span class="scenario">Notas de pesquisa</span></header>
<div class="composition-studio"><div class="studio-ruler" aria-hidden="true"></div><section class="demo" aria-label="Área interativa do layout clássico de três colunas para notas de pesquisa"><div class="workflow-guide"><nav class="guide-rail" aria-label="Guia de etapas de pesquisa"><span class="eyebrow">Notas de pesquisa GUIDE</span><ol><li data-workflow-guide-step="0" aria-current="step"><b>1</b><span>Coletar materiais</span></li><li data-workflow-guide-step="1"><b>2</b><span>Propor hipóteses</span></li><li data-workflow-guide-step="2"><b>3</b><span>Conclusão da verificação</span></li></ol><div class="guide-actions"><button id="workflowGuideBack" class="action" type="button" disabled>Etapa anterior</button><button id="workflowGuideNext" class="action primary" type="button">Concluir esta etapa</button></div><div id="workflowGuideProgress" role="progressbar" aria-label="Completude das etapas de pesquisa" aria-valuemin="0" aria-valuemax="100" aria-valuenow="0"><i></i></div></nav><section id="workflowCore" class="workflow-core guide-core" data-guide-step="0" aria-describedby="workflowGuideInstruction"><p id="workflowGuideInstruction">Conclua as ações relacionadas a "coleta de materiais" no caso principal.</p><!-- 11DZ_CORE_START:layouts-responsive-holy-grail --><div class="holy-grail-controls"><label><input id="toggleLeftRail" type="checkbox" checked data-core-bridge="layouts-responsive-holy-grail"> Navegação lateral</label><label><input id="toggleRightRail" type="checkbox" checked> Informações à direita</label></div><div id="holyGrail" class="holy-grail"><header>Notas de pesquisa · HEADER</header><nav aria-label="Navegação de seções"><a href="#holy">Visão geral das notas de pesquisa</a><a href="#holy">Plano de notas de pesquisa</a><a href="#holy">Inspiração para notas de pesquisa</a><a href="#holy">Registro de pesquisa</a></nav><main><span class="eyebrow">HOLY GRAIL</span><h2>Cabeçalho estável, duas barras laterais e rodapé</h2><p>O conteúdo principal vem primeiro, e as duas barras laterais se empilham naturalmente em telas estreitas.</p></main><aside><span>Colaboração em notas de pesquisa</span><span>Progresso das notas de pesquisa</span><span>Lembrete de notas de pesquisa</span></aside><footer>FOOTER · Notas de pesquisa</footer></div><!-- 11DZ_CORE_END --></section><aside class="guide-evidence"><details id="workflowGuideDetails"><summary>Ver requisitos de aceitação</summary><ul><li>a coleta de materiais exige uma mudança de estado visível uma vez</li><li>Propor hipóteses exige uma mudança de estado visível uma vez</li><li>A validação da conclusão exige uma mudança de estado visível</li></ul></details><form id="workflowGuideEvidenceForm"><label>Evidência desta etapa<textarea id="workflowGuideEvidence" rows="3" placeholder="Registrar o estado observado"></textarea></label><input class="action" type="submit" value="Salvar evidência"></form><output id="workflowGuideSummary">0 / 3 passos concluídos</output></aside></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
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