会议室数值步进器
在会议室场景中完成数值步进器：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>会议室数值步进器</title>
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<body data-aesthetic="industrial" data-composition="studio">
<main class="page">
<header class="mast"><div><span class="eyebrow">industrial / 数值步进器 / BEGINNER</span><h1>会议室数值步进器</h1><p class="intro">在会议室场景中完成数值步进器：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">会议室</span></header>
<div class="composition-studio"><div class="studio-ruler" aria-hidden="true"></div><section class="demo" aria-label="会议室数值步进器交互区域"><div class="workflow-dispatch"><aside class="dispatch-console"><span class="eyebrow">会议室 DISPATCH</span><h2>会议占用调度台</h2><form id="workflowDispatchForm"><label>任务类型<select id="workflowDispatchKind"><option>晨间站会</option><option>方案评审</option><option>客户沟通</option></select></label><label>参会人数<input id="workflowDispatchAmount" type="number" min="1" max="9999" value="33"><span>人</span></label><fieldset><legend>处理优先级</legend><label><input type="radio" name="workflowPriority" value="normal" checked>常规</label><label><input type="radio" name="workflowPriority" value="urgent">紧急</label></fieldset><button class="action primary" type="submit">锁定会议</button></form><label>当前任务<select id="workflowDispatchActive" aria-label="切换当前任务"><option value="1">晨间站会</option><option value="2">方案评审</option></select></label><output id="workflowDispatchSummary">等待调度</output></aside><section id="workflowCore" class="workflow-core dispatch-workbench" data-dispatch-priority="normal"><!-- 11DZ_CORE_START:controls-selectors-numeric-stepper --><section class="numeric-stepper-demo"><div><span class="eyebrow">NUMBER STEPPER</span><h2>会议室数量</h2><p>按钮、数字输入框和键盘方向键共享同一数值边界。</p></div><div class="stepper-shell"><button id="stepperMinus" type="button" aria-label="减少一个">−</button><label><span class="visually-hidden">数量</span><input id="stepperInput" type="number" min="1" max="12" value="3" inputmode="numeric"></label><button id="stepperPlus" type="button" aria-label="增加一个" data-core-bridge="controls-selectors-numeric-stepper">＋</button></div><div class="stepper-presets" aria-label="快速数量"><button type="button" data-stepper-value="1">1</button><button type="button" data-stepper-value="3">3</button><button type="button" data-stepper-value="6">6</button><button type="button" data-stepper-value="12">12</button></div><output id="stepperTotal">共 3 份 · 还可增加 9 份</output></section><!-- 11DZ_CORE_END --></section></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
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workflowBridgeReset();
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