Creative Visual Effects

Echo Hall Glass Depth Space

Complete the glass depth space for the Echo Hall scenario: includes real content, interactive controls, clear state feedback, and responsive layouts across sizes.

Creative Visual EffectsGlass Depth SpaceHTMLCSS GridResponsive Design
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  <title>Echo Hall Glass Depth Space</title>
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<body data-aesthetic="playful" data-composition="split-note">
  <main class="page">
    <header class="mast"><div><span class="eyebrow">playful / Glass Depth Space / INTERMEDIATE</span><h1>Echo Hall Glass Depth Space</h1><p class="intro">Complete the glass depth space for the Echo Hall scenario: includes real content, interactive controls, clear state feedback, and responsive layouts across sizes.</p></div><span class="scenario">Echo Hall</span></header>
    <div class="composition-split"><aside class="split-note"><b>CASE 02</b><span>Master the semantic structure, responsive composition, keyboard interaction, and state synchronization of glass-depth spaces.</span></aside><section class="demo" aria-label="Echo Hall glass depth spatial interactive area"><div id="workflowSpatial" class="workflow-spatial" style="--spatial-width:64%;--spatial-zoom:1"><header><div><span class="eyebrow">Echo Hall SPATIAL CANVAS</span><h2>Echo Hall Console</h2></div><label>Visual intensity share<input id="workflowSpatialWidth" type="range" min="38" max="82" value="64"><output id="workflowSpatialWidthValue">64%</output></label><label>Content Scaling<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:creative-effects-glass-depth --><div class="glass-depth-lab"><section id="glassStage" class="glass-stage" tabindex="0" aria-label="Echo Hall glass depth space; move the pointer or use the arrow keys to change the view" aria-describedby="glassHelp"><i class="glass-orb orb-a"></i><i class="glass-orb orb-b"></i><article class="glass-card glass-back"><span>Background layer</span><strong>03</strong></article><article class="glass-card glass-middle"><span>Echo Hall</span><strong>Depth of Field</strong></article><article class="glass-card glass-front"><span>Focus layer</span><strong>Clear</strong></article></section><aside class="glass-controls panel"><span class="eyebrow">GLASS DEPTH</span><h2>Glass Depth Space</h2><p id="glassHelp" class="muted">Translucency, background blur, and Z-axis offset work together to create depth.</p><label>Layer spacing <input id="glassDepth" type="range" min="20" max="110" value="66" data-core-bridge="creative-effects-glass-depth"><output id="glassDepthValue">66px</output></label><label>Glass blur <input id="glassBlur" type="range" min="2" max="28" value="16"><output id="glassBlurValue">16px</output></label><button id="glassReset" class="action" type="button">Reset view</button></aside></div><!-- 11DZ_CORE_END --></section><input id="workflowSpatialHandle" class="spatial-handle" type="button" value="↔" aria-label="Drag to adjust the main case preview width"><aside><strong>Echo Hall Base Layers</strong><p>The dynamic layers in Echo Hall and the display layers in Echo Hall will be rearranged according to the canvas size.</p><output id="workflowSpatialStatus">Width 64%, zoom 100%</output><input id="workflowSpatialApply" class="action primary" type="button" value="Application Effect"></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:creative-effects-glass-depth */
const glassStage=document.querySelector('#glassStage');const glassDepth=document.querySelector('#glassDepth');const glassBlur=document.querySelector('#glassBlur');let glassTilt={x:0,y:0};function setGlassTilt(x,y){glassTilt={x:Math.max(-12,Math.min(12,x)),y:Math.max(-15,Math.min(15,y))};glassStage.style.setProperty('--tilt-x',glassTilt.x+'deg');glassStage.style.setProperty('--tilt-y',glassTilt.y+'deg');}glassStage.addEventListener('pointermove',event=>{const rect=glassStage.getBoundingClientRect();setGlassTilt(((event.clientY-rect.top)/rect.height-.5)*-20,((event.clientX-rect.left)/rect.width-.5)*24);});glassStage.addEventListener('pointerleave',()=>setGlassTilt(0,0));glassStage.addEventListener('keydown',event=>{if(!['ArrowLeft','ArrowRight','ArrowUp','ArrowDown'].includes(event.key))return;event.preventDefault();setGlassTilt(glassTilt.x+(event.key==='ArrowUp'?-2:event.key==='ArrowDown'?2:0),glassTilt.y+(event.key==='ArrowLeft'?-2:event.key==='ArrowRight'?2:0));announce('Glass Space Perspective Adjusted');});function renderGlass(){glassStage.style.setProperty('--glass-depth',glassDepth.value+'px');glassStage.style.setProperty('--glass-blur',glassBlur.value+'px');document.querySelector('#glassDepthValue').textContent=glassDepth.value+'px';document.querySelector('#glassBlurValue').textContent=glassBlur.value+'px';announce('Layer spacing '+glassDepth.value+' Pixel, blur '+glassBlur.value+' pixels');}[glassDepth,glassBlur].forEach(input=>input.addEventListener('input',renderGlass));document.querySelector('#glassReset').addEventListener('click',()=>{setGlassTilt(0,0);glassStage.focus();announce('Glass space perspective has been reset');});renderGlass();
/* 11DZ_CORE_SCRIPT_END */
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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='width '+workflowSpatialState.width+'%, zoom '+Math.round(workflowSpatialState.zoom*100)+'%';announce('The Echo Hall canvas has been rearranged');}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='Effect applied · Width '+workflowSpatialState.width+'%, zoom '+Math.round(workflowSpatialState.zoom*100)+'% · '+bridge.summary;announce(document.querySelector('#workflowSpatialStatus').textContent);});workflowSpatialDrive();
workflowBridgeReset();
  </script>
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