创意视觉效果
极光原野多层波浪场景

在极光原野场景中完成多层波浪场景：包含真实内容、可操作控件、清晰状态反馈和跨尺寸布局。
创意视觉效果多层波浪场景HTMLCSS AnimationJavaScript
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>极光原野多层波浪场景</title>
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  <main class="page">
    <header class="mast"><div><span class="eyebrow">terminal / 多层波浪场景 / INTERMEDIATE</span><h1>极光原野多层波浪场景</h1><p class="intro">在极光原野场景中完成多层波浪场景：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">极光原野</span></header>
    <div class="composition-split"><aside class="split-note"><b>CASE 02</b><span>掌握多层波浪场景的语义结构、响应式编排、键盘操作与状态同步。</span></aside><section class="demo" aria-label="极光原野多层波浪场景交互区域"><div class="workflow-compare"><form id="workflowCompareControls" class="compare-controls"><fieldset><legend>对照通道</legend><label><input type="radio" name="workflowChannel" value="A" checked>A · 绿色光幕</label><label><input type="radio" name="workflowChannel" value="B">B · 紫红光带</label></fieldset><label>曝光时间权重<input id="workflowCompareWeight" type="range" min="10" max="90" value="50"><output id="workflowCompareWeightValue">50 秒</output></label><label><input id="workflowCompareFreeze" type="checkbox">冻结当前版本</label><button id="workflowCompareCapture" class="action primary" type="button">采样并保存曝光</button><ol id="workflowCompareShelf" aria-label="版本采样记录"></ol></form><section class="compare-stage"><header><span class="eyebrow">极光原野 COMPARE</span><h2>极光对照双版本对照</h2><output id="workflowCompareLive">A 版本等待采样</output></header><section id="workflowCore" class="workflow-core compare-core" data-compare-channel="A" style="--compare-split:50%"><!-- 11DZ_CORE_START:creative-effects-wave-layers --><div class="wave-lab"><section class="wave-stage" aria-label="极光原野三层动态波浪"><svg id="waveSvg" viewBox="0 0 960 440" role="img" aria-labelledby="waveTitle waveDescription"><title id="waveTitle">多层波浪场景</title><desc id="waveDescription">三层不同速度与振幅的彩色波浪</desc><g id="waveGroup"><path class="wave-path wave-back"></path><path class="wave-path wave-middle"></path><path class="wave-path wave-front"></path></g></svg><strong>极光原野</strong></section><aside class="wave-controls panel"><span class="eyebrow">WAVE LAYERS</span><h2>多层波浪场景</h2><label>波浪振幅 <input id="waveAmplitude" type="range" min="18" max="95" value="58" data-core-bridge="creative-effects-wave-layers"><output id="waveAmplitudeValue">58px</output></label><label>波峰密度 <input id="waveFrequency" type="range" min="1" max="5" value="3"><output id="waveFrequencyValue">3</output></label><button id="wavePause" class="action" type="button" aria-pressed="false">暂停波浪</button></aside></div><!-- 11DZ_CORE_END --></section></section></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:creative-effects-wave-layers */
const waveStage=document.querySelector('.wave-stage');const waveAmplitude=document.querySelector('#waveAmplitude');const waveFrequency=document.querySelector('#waveFrequency');const wavePaths=[...document.querySelectorAll('.wave-path')];function wavePath(amplitude,frequency,offset){let path='M -240 300';for(let x=-240;x<=1200;x+=24){const y=300+Math.sin((x/960*frequency*Math.PI*2)+offset)*amplitude;path+=' L '+x+' '+y.toFixed(1);}return path;}function renderWaves(){const amplitude=Number(waveAmplitude.value);const frequency=Number(waveFrequency.value);wavePaths.forEach((path,index)=>path.setAttribute('d',wavePath(amplitude*(.55+index*.22),frequency-index*.35,index*1.8)));document.querySelector('#waveAmplitudeValue').textContent=amplitude+'px';document.querySelector('#waveFrequencyValue').textContent=frequency;announce('波浪振幅 '+amplitude+' 像素，密度 '+frequency);}[waveAmplitude,waveFrequency].forEach(input=>input.addEventListener('input',renderWaves));document.querySelector('#wavePause').addEventListener('click',event=>{const paused=waveStage.classList.toggle('is-paused');event.currentTarget.textContent=paused?'继续波浪':'暂停波浪';event.currentTarget.setAttribute('aria-pressed',String(paused));announce(paused?'多层波浪已暂停':'多层波浪继续移动');});renderWaves();
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const workflowBridgeSpec={"name":"creative-effects-wave-layers","selector":"[data-core-bridge=\"creative-effects-wave-layers\"]","mode":"range","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("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 step=Number(workflowBridgeControl.step)||1;const min=workflowBridgeControl.min===''?-Infinity:Number(workflowBridgeControl.min);const max=workflowBridgeControl.max===''?Infinity:Number(workflowBridgeControl.max);let next=Math.min(max,Math.max(min,(Number(workflowBridgeControl.value)||0)+step));if(next===Number(workflowBridgeControl.value))next=Math.max(min,Number(workflowBridgeControl.value)-step);workflowBridgeControl.value=String(next);workflowBridgeControl.dispatchEvent(new Event('input',{bubbles:true}));workflowBridgeControl.dispatchEvent(new Event('change',{bubbles:true}));const result=workflowBridgeCommit();setTimeout(workflowBridgeCommit,0);return result;}function workflowBridgeReset(){workflowBridgeCore.dataset.workflowVersion='0';workflowBridgeLastEffect=workflowBridgeSerialize();}
const workflowCompareCore=document.querySelector('#workflowCore');const workflowCompareWeight=document.querySelector('#workflowCompareWeight');const workflowCompareState={channel:'A',weight:50,frozen:false,snapshots:[]};function workflowCompareFingerprint(){const controls=[...workflowCompareCore.querySelectorAll('input,select,textarea')];const outputs=[...workflowCompareCore.querySelectorAll('output,[role="status"],strong')].map(node=>node.textContent.trim()).filter(Boolean);return {controlValues:controls.map(control=>control.type==='checkbox'||control.type==='radio'?control.checked:control.value),summary:outputs.slice(0,4).join(' / '),nodes:workflowCompareCore.querySelectorAll('*').length};}function workflowCompareDrive(){workflowCompareCore.dataset.compareChannel=workflowCompareState.channel;workflowCompareCore.style.setProperty('--compare-split',workflowCompareState.weight+'%');document.querySelector('#workflowCompareWeightValue').textContent=workflowCompareState.weight+' 秒';document.querySelector('#workflowCompareLive').textContent=workflowCompareState.channel+' 版本 · '+workflowCompareState.weight+' 秒'+(workflowCompareState.frozen?' · 已冻结':'');announce('极光对照正在查看 '+workflowCompareState.channel+' 版本');}function workflowCompareCapture(source){const bridge=workflowBridgeActivate();const snapshot={...workflowCompareFingerprint(),channel:workflowCompareState.channel,weight:workflowCompareState.weight,source,bridge:bridge.summary};workflowCompareState.snapshots.push(snapshot);const item=document.createElement('li');item.innerHTML='<b>'+snapshot.channel+'</b><span>'+(snapshot.summary||snapshot.bridge)+'</span><small>'+snapshot.weight+' 秒 · '+snapshot.bridge+'</small>';document.querySelector('#workflowCompareShelf').prepend(item);announce('已采样 '+snapshot.channel+' 版本并保存曝光 · '+bridge.summary);}document.querySelectorAll('[name="workflowChannel"]').forEach(input=>input.addEventListener('change',()=>{workflowCompareState.channel=input.value;workflowCompareDrive();}));workflowCompareWeight.addEventListener('input',()=>{workflowCompareState.weight=Number(workflowCompareWeight.value);workflowCompareDrive();});document.querySelector('#workflowCompareFreeze').addEventListener('change',event=>{workflowCompareState.frozen=event.currentTarget.checked;workflowCompareDrive();});document.querySelector('#workflowCompareCapture').addEventListener('click',()=>workflowCompareCapture('按钮采样'));workflowCompareCore.addEventListener('dblclick',()=>workflowCompareCapture('主视图双击'));workflowCompareDrive();
workflowBridgeReset();
  </script>
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