阁楼控制台颜色样本选择
在阁楼控制台场景中完成颜色样本选择：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>阁楼控制台颜色样本选择</title>
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.panel{padding:16px;border:3px double var(--accent);background:var(--paper)}.stack{display:grid;gap:14px}.row{display:grid;grid-auto-flow:column;grid-auto-columns:max-content;gap:10px;overflow:auto}.action{padding:10px 15px;border:1px solid var(--accent);background:transparent;font-family:Didot,serif;letter-spacing:.06em}.action.primary,.action.is-active{color:var(--paper);background:var(--ink)}.metric{font-family:Didot,serif;font-size:clamp(36px,8vw,74px);letter-spacing:.04em}.status{min-height:24px;padding:9px;border-inline:1px solid var(--accent);text-align:center}.muted{line-height:1.8}.chip{padding:5px 14px;border-inline:1px solid var(--accent);letter-spacing:.1em}.meter{height:5px;background:var(--line)}.meter>i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--secondary))}
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<body data-aesthetic="dashboard" data-composition="split-note">
<main class="page">
<header class="mast"><div><span class="eyebrow">dashboard / 颜色样本选择 / BEGINNER</span><h1>阁楼控制台颜色样本选择</h1><p class="intro">在阁楼控制台场景中完成颜色样本选择：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">阁楼控制台</span></header>
<div class="composition-split"><aside class="split-note"><b>CASE 02</b><span>掌握颜色样本选择的语义结构、响应式编排、键盘操作与状态同步。</span></aside><section class="demo" aria-label="阁楼控制台颜色样本选择交互区域"><div id="workflowSpatial" class="workflow-spatial" style="--spatial-width:64%;--spatial-zoom:1"><header><div><span class="eyebrow">阁楼控制台 SPATIAL CANVAS</span><h2>阁楼控制台调整台</h2></div><label>设备负载占比<input id="workflowSpatialWidth" type="range" min="38" max="82" value="64"><output id="workflowSpatialWidthValue">64%</output></label><label>内容缩放<input id="workflowSpatialZoom" type="range" min="80" max="120" value="100"><output id="workflowSpatialZoomValue">100%</output></label></header><div class="spatial-grid"><section id="workflowCore" class="workflow-core spatial-core"><!-- 11DZ_CORE_START:controls-selectors-color-swatches --><section class="swatch-studio"><header><div><span class="eyebrow">COLOR SWATCHES</span><h2>阁楼控制台配色库</h2><p>把色样、对比提示和推荐用途放在同一块操作台里。</p></div><output id="swatchContrast">当前对比：高</output></header><div class="swatch-studio-grid"><fieldset class="swatch-rail"><legend>选择主题色</legend><label style="--swatch:#1f9d8a"><input type="radio" name="themeColor" value="#1f9d8a" data-color-index="0" checked data-core-bridge="controls-selectors-color-swatches"><span><i aria-hidden="true"></i><b>松石</b><small>#1f9d8a</small></span></label><label style="--swatch:#e5673f"><input type="radio" name="themeColor" value="#e5673f" data-color-index="1"><span><i aria-hidden="true"></i><b>落日</b><small>#e5673f</small></span></label><label style="--swatch:#4b5cc4"><input type="radio" name="themeColor" value="#4b5cc4" data-color-index="2"><span><i aria-hidden="true"></i><b>靛蓝</b><small>#4b5cc4</small></span></label><label style="--swatch:#d39a27"><input type="radio" name="themeColor" value="#d39a27" data-color-index="3"><span><i aria-hidden="true"></i><b>金砂</b><small>#d39a27</small></span></label><label style="--swatch:#a94268"><input type="radio" name="themeColor" value="#a94268" data-color-index="4"><span><i aria-hidden="true"></i><b>莓果</b><small>#a94268</small></span></label></fieldset><aside id="swatchPreview" class="swatch-inspector" style="--chosen:#1f9d8a"><span>THEME BOARD</span><strong id="swatchName">松石</strong><p id="swatchHex">#1f9d8a</p><ul id="swatchChecklist"><li>标题按钮</li><li>提示标签</li><li>数据重点</li></ul><button type="button">应用当前主题</button></aside></div></section><!-- 11DZ_CORE_END --></section><input id="workflowSpatialHandle" class="spatial-handle" type="button" value="↔" aria-label="拖动调整主案例预览宽度"><aside><strong>阁楼控制台手动模式</strong><p>阁楼控制台智能模式与阁楼控制台联动模式会随画布尺寸重新编排。</p><output id="workflowSpatialStatus">宽度 64%，缩放 100%</output><input id="workflowSpatialApply" class="action primary" type="button" value="应用场景"></aside></div></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
</main>
<script>
'use strict';
const statusOutput = document.querySelector('#status');
const announce = message => { statusOutput.textContent = message; };
/* 11DZ_CORE_SCRIPT_START:controls-selectors-color-swatches */
const swatchInputs=[...document.querySelectorAll('input[name="themeColor"]')];const swatchPreview=document.querySelector('#swatchPreview');const swatchName=document.querySelector('#swatchName');const swatchHex=document.querySelector('#swatchHex');const swatchContrast=document.querySelector('#swatchContrast');const swatchChecklist=document.querySelector('#swatchChecklist');const swatchLabel=input=>input.closest('label').querySelector('b').textContent;function renderSwatchInspector(input){const color=input.value;const name=swatchLabel(input);const contrast=['高','中','高','中','高'][swatchInputs.indexOf(input)]||'高';swatchPreview.style.setProperty('--chosen',color);swatchName.textContent=name;swatchHex.textContent=color.toUpperCase();swatchContrast.textContent='当前对比：'+contrast;swatchChecklist.replaceChildren(...['标题按钮','提示标签','数据重点'].map((label,index)=>{const item=document.createElement('li');item.textContent=name+' · '+label+' · '+['主用','辅用','点缀'][index];return item;}));announce('主题色已切换为 '+name);}swatchInputs.forEach(input=>input.addEventListener('change',()=>renderSwatchInspector(input)));renderSwatchInspector(swatchInputs.find(input=>input.checked)||swatchInputs[0]);
/* 11DZ_CORE_SCRIPT_END */
const workflowBridgeSpec={"name":"controls-selectors-color-swatches","selector":"[data-core-bridge=\"controls-selectors-color-swatches\"]","mode":"radio","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+' · 核心版本 '+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.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();const radios=[...workflowBridgeCore.querySelectorAll('input[type="radio"]')].filter(input=>input.name===workflowBridgeControl.name&&!input.disabled);const current=Math.max(0,radios.findIndex(input=>input.checked));radios[(current+1)%radios.length].click();const result=workflowBridgeCommit();setTimeout(workflowBridgeCommit,0);return result;}function workflowBridgeReset(){workflowBridgeCore.dataset.workflowVersion='0';workflowBridgeLastEffect=workflowBridgeSerialize();}
const workflowSpatial=document.querySelector('#workflowSpatial');const workflowSpatialCore=document.querySelector('#workflowCore');const workflowSpatialWidth=document.querySelector('#workflowSpatialWidth');const workflowSpatialZoom=document.querySelector('#workflowSpatialZoom');const workflowSpatialHandle=document.querySelector('#workflowSpatialHandle');const workflowSpatialState={width:64,zoom:1,dragging:false};function workflowSpatialDrive(){workflowSpatial.style.setProperty('--spatial-width',workflowSpatialState.width+'%');workflowSpatial.style.setProperty('--spatial-zoom',String(workflowSpatialState.zoom));workflowSpatialWidth.value=String(workflowSpatialState.width);workflowSpatialZoom.value=String(Math.round(workflowSpatialState.zoom*100));document.querySelector('#workflowSpatialWidthValue').textContent=workflowSpatialState.width+'%';document.querySelector('#workflowSpatialZoomValue').textContent=Math.round(workflowSpatialState.zoom*100)+'%';document.querySelector('#workflowSpatialStatus').textContent='宽度 '+workflowSpatialState.width+'%，缩放 '+Math.round(workflowSpatialState.zoom*100)+'%';announce('阁楼控制台画布已重排');}workflowSpatialWidth.addEventListener('input',()=>{workflowSpatialState.width=Number(workflowSpatialWidth.value);workflowSpatialDrive();});workflowSpatialZoom.addEventListener('input',()=>{workflowSpatialState.zoom=Number(workflowSpatialZoom.value)/100;workflowSpatialDrive();});workflowSpatialHandle.addEventListener('pointerdown',event=>{workflowSpatialState.dragging=true;workflowSpatialHandle.setPointerCapture(event.pointerId);});workflowSpatialHandle.addEventListener('pointermove',event=>{if(!workflowSpatialState.dragging)return;const rect=workflowSpatial.getBoundingClientRect();workflowSpatialState.width=Math.max(38,Math.min(82,Math.round((event.clientX-rect.left)/rect.width*100)));workflowSpatialDrive();});workflowSpatialHandle.addEventListener('pointerup',event=>{workflowSpatialState.dragging=false;workflowSpatialHandle.releasePointerCapture(event.pointerId);});workflowSpatialHandle.addEventListener('wheel',event=>{event.preventDefault();workflowSpatialState.zoom=Math.max(.8,Math.min(1.2,workflowSpatialState.zoom+(event.deltaY<0?.05:-.05)));workflowSpatialDrive();},{passive:false});workflowSpatialHandle.addEventListener('keydown',event=>{if(!['ArrowLeft','ArrowRight'].includes(event.key))return;event.preventDefault();workflowSpatialState.width=Math.max(38,Math.min(82,workflowSpatialState.width+(event.key==='ArrowRight'?2:-2)));workflowSpatialDrive();});document.querySelector('#workflowSpatialApply').addEventListener('click',()=>{const bridge=workflowBridgeActivate();document.querySelector('#workflowSpatialStatus').textContent='已应用场景 · 宽度 '+workflowSpatialState.width+'%，缩放 '+Math.round(workflowSpatialState.zoom*100)+'% · '+bridge.summary;announce(document.querySelector('#workflowSpatialStatus').textContent);});workflowSpatialDrive();
workflowBridgeReset();
</script>
</body>
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