研究笔记分屏叙事布局
在研究笔记场景中完成分屏叙事布局：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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<title>研究笔记分屏叙事布局</title>
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<main class="page">
<header class="mast"><div><span class="eyebrow">organic / 分屏叙事布局 / BEGINNER</span><h1>研究笔记分屏叙事布局</h1><p class="intro">在研究笔记场景中完成分屏叙事布局：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-deck"><div class="deck-bar"><span>CONTROL DECK · 04</span><span>分屏叙事布局</span><span class="deck-lights" aria-hidden="true"><i></i><i></i><i></i></span></div><section class="demo" aria-label="研究笔记分屏叙事布局交互区域"><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-split-screen --><div class="split-layout-demo"><label>分隔位置 <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>研究笔记的左侧叙事</h2><p>文字区域使用可控比例承载标题、说明与行动入口。</p></section><aside><strong>研究笔记收藏</strong><span>视觉区域</span></aside></div></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></div>
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