研究笔记主从内容布局
在研究笔记场景中完成主从内容布局：包含真实内容、可操作控件、清晰状态反馈和跨尺寸布局。
启用 JavaScript 后可编辑、运行和保存此案例。固定源码如下：
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<main class="page">
<header class="mast"><div><span class="eyebrow">editorial / 主从内容布局 / INTERMEDIATE</span><h1>研究笔记主从内容布局</h1><p class="intro">在研究笔记场景中完成主从内容布局：包含真实内容、可操作控件、清晰状态反馈和跨尺寸布局。</p></div><span class="scenario">研究笔记</span></header>
<div class="composition-index"><section class="demo" aria-label="研究笔记主从内容布局交互区域"><div class="workflow-guide"><nav class="guide-rail" aria-label="研究步骤引导"><span class="eyebrow">研究笔记 GUIDE</span><ol><li data-workflow-guide-step="0" aria-current="step"><b>1</b><span>采集资料</span></li><li data-workflow-guide-step="1"><b>2</b><span>提出假设</span></li><li data-workflow-guide-step="2"><b>3</b><span>验证结论</span></li></ol><div class="guide-actions"><button id="workflowGuideBack" class="action" type="button" disabled>上一步</button><button id="workflowGuideNext" class="action primary" type="button">完成本步</button></div><div id="workflowGuideProgress" role="progressbar" aria-label="研究步骤完成度" 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">请在主案例中完成“采集资料”相关操作。</p><!-- 11DZ_CORE_START:layouts-responsive-master-detail --><div class="master-detail-demo"><nav aria-label="记录列表"><button type="button" data-master-index="0" aria-current="true" data-core-bridge="layouts-responsive-master-detail"><b>研究笔记灵感</b><small>记录 01</small></button><button type="button" data-master-index="1"><b>研究笔记录</b><small>记录 02</small></button><button type="button" data-master-index="2"><b>研究笔记协作</b><small>记录 03</small></button><button type="button" data-master-index="3"><b>研究笔记进度</b><small>记录 04</small></button><button type="button" data-master-index="4"><b>研究笔记提醒</b><small>记录 05</small></button><button type="button" data-master-index="5"><b>研究笔记收藏</b><small>记录 06</small></button></nav><article id="detailPanel" tabindex="-1"><span class="eyebrow">MASTER DETAIL</span><h2>研究笔记灵感</h2><p>从主列表选择记录，右侧详情在原位置更新；窄屏时上下排列。</p><dl><div><dt>场景</dt><dd>研究笔记</dd></div><div><dt>状态</dt><dd id="detailStatus">进行中</dd></div></dl></article></div><!-- 11DZ_CORE_END --></section><aside class="guide-evidence"><details id="workflowGuideDetails"><summary>查看验收要求</summary><ul><li>采集资料需要一次可见状态变化</li><li>提出假设需要一次可见状态变化</li><li>验证结论需要一次可见状态变化</li></ul></details><form id="workflowGuideEvidenceForm"><label>本步证据<textarea id="workflowGuideEvidence" rows="3" placeholder="记录观察到的状态"></textarea></label><input class="action" type="submit" value="保存证据"></form><output id="workflowGuideSummary">0 / 3 步完成</output></aside></div><p id="status" class="status" role="status" aria-live="polite"></p></section><aside class="index-mark" aria-hidden="true"><strong>05</strong><span>研究笔记 FIELD INDEX</span></aside></div>
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