Basic Controls and Selectors

Podcast Booth Preference Toggle Matrix

Complete a preference toggle matrix in a podcast recording booth scenario: includes real content, interactive controls, clear state feedback, and responsive layouts across sizes.

Basic Controls and SelectorsPreference Toggle MatrixHTMLCSSJavaScript
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    <header class="mast"><div><span class="eyebrow">monochrome / Preference Toggle Matrix / BEGINNER</span><h1>Podcast Booth Preference Toggle Matrix</h1><p class="intro">Complete a preference toggle matrix in a podcast recording booth scenario: includes real content, interactive controls, clear state feedback, and responsive layouts across sizes.</p></div><span class="scenario">Podcast recording booth</span></header>
    <div class="composition-deck"><div class="deck-bar"><span>CONTROL DECK · 04</span><span>Preference Toggle Matrix</span><span class="deck-lights" aria-hidden="true"><i></i><i></i><i></i></span></div><section class="demo" aria-label="Podcast Recording Booth Preference Toggle Matrix Interaction Area"><section id="evidenceShell" class="evidence-shell" data-board-mode="scan"><header class="evidence-head"><div><span class="eyebrow">Podcast Recording Booth / EVIDENCE BOARD</span><h2>Preference Switch Matrix Observation Panel</h2><p>Place the main case into an evidence board, using separate observation cards, logs, and mode-switch records to track the current result.</p></div><div class="evidence-tools"><div class="row"><button class="action primary" type="button" data-board-mode="scan">Scan</button><button class="action" type="button" data-board-mode="proof">Verify</button><button class="action" type="button" data-board-mode="handoff">Handoff</button></div><output id="evidenceStatus">Awaiting Sampling</output></div></header><div class="evidence-body"><section class="evidence-stage"><div class="evidence-ribbon"><button type="button" data-evidence-card="0" aria-pressed="true"><span>01</span><strong>Podcast recording booth favorites</strong><small>Check whether the status change is visible</small></button><button type="button" data-evidence-card="1" aria-pressed="false"><span>02</span><strong>Podcast booth overview</strong><small>Confirm keyboard and click entry points are consistent</small></button><button type="button" data-evidence-card="2" aria-pressed="false"><span>03</span><strong>Podcast Studio Schedule</strong><small>Check whether the layout falls back on narrow screens</small></button><button type="button" data-evidence-card="3" aria-pressed="false"><span>04</span><strong>Podcast recording booth inspiration</strong><small>Record current review conclusion</small></button></div><div id="evidenceCoreShell" class="evidence-core-shell"><div class="workflow-session"><header class="session-command"><div><span class="eyebrow">Podcast Recording Booth SESSION</span><h2>Podcast recording booth timer panel</h2></div><output id="workflowSessionClock">00:45</output><label>Round Duration<input id="workflowSessionLength" type="range" min="15" max="90" step="15" value="45"><span>sec</span></label><button id="workflowSessionToggle" class="action primary" type="button">Start scenario</button></header><div id="workflowSessionProgress" role="progressbar" aria-label="Podcast booth progress" aria-valuemin="0" aria-valuemax="100" aria-valuenow="0"><i></i></div><section id="workflowCore" class="workflow-core session-stage" data-session-phase="ready" tabindex="-1"><!-- 11DZ_CORE_START:controls-selectors-toggle-matrix --><section class="toggle-matrix-demo"><header><span class="eyebrow">PREFERENCE MATRIX</span><h2>Podcast booth notification preferences</h2><p>Toggle switches by content and channel combination, with table semantics to help screen readers understand the cross relationships.</p></header><div class="matrix-scroll"><table><caption>Check the notification combinations to enable</caption><th aria-sort="none"ead><tr><th aria-sort="none" scope="col">Content</th><th aria-sort="none" scope="col">Instant reminder</th><th aria-sort="none" scope="col">Daily Summary</th><th aria-sort="none" scope="col">Quiet mode</th></tr></thead><tbody><tr><th scope="row">Podcast recording booth favorites</th><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle checked aria-label="Podcast booth saved, instant reminders" data-core-bridge="controls-selectors-toggle-matrix"><span aria-hidden="true"></span></label></td><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle aria-label="Podcast Recording Booth Favorites, Daily Summary"><span aria-hidden="true"></span></label></td><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle aria-label="Podcast booth collection, Quiet mode"><span aria-hidden="true"></span></label></td></tr><tr><th scope="row">Podcast booth overview</th><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle aria-label="Podcast recording booth overview, instant alerts"><span aria-hidden="true"></span></label></td><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle aria-label="Podcast Booth Overview, Daily Summary"><span aria-hidden="true"></span></label></td><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle checked aria-label="Podcast booth overview, quiet mode"><span aria-hidden="true"></span></label></td></tr><tr><th scope="row">Podcast Studio Schedule</th><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle aria-label="Podcast recording booth schedule, instant reminders"><span aria-hidden="true"></span></label></td><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle checked aria-label="Podcast Booth Plan, Daily Summary"><span aria-hidden="true"></span></label></td><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle aria-label="Podcast recording booth plan, Quiet Mode"><span aria-hidden="true"></span></label></td></tr><tr><th scope="row">Podcast recording booth inspiration</th><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle checked aria-label="Podcast booth inspiration, instant reminder"><span aria-hidden="true"></span></label></td><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle aria-label="Podcast booth inspiration, daily summary"><span aria-hidden="true"></span></label></td><td><label class="matrix-switch"><input type="checkbox" data-matrix-toggle aria-label="Podcast recording booth inspiration, quiet mode"><span aria-hidden="true"></span></label></td></tr></tbody></table></div><footer><output id="matrixCount">Enabled 4 items</output><input id="matrixClear" class="action" type="button" value="All Off"></footer></section><!-- 11DZ_CORE_END --></section><footer class="session-log"><strong id="workflowSessionScore">0 interaction checkpoints</strong><ol id="workflowSessionLaps" aria-label="Round Log"></ol></footer></div></div></section><aside class="evidence-rail"><label>Canvas Zoom<input id="evidenceZoom" type="range" min="88" max="128" value="100"><output id="evidenceZoomValue">100%</output></label><label>Current sample<select id="evidenceStep"><option value="0">Podcast recording booth favorites</option><option value="1">Podcast booth overview</option><option value="2">Podcast Studio Schedule</option><option value="3">Podcast recording booth inspiration</option></select></label><ul id="evidenceChecklist" class="evidence-checklist"><li>Podcast recording booth favorites</li><li>Podcast booth overview</li><li>Podcast Studio Schedule</li><li>Podcast recording booth inspiration</li></ul><button id="evidenceCapture" class="action primary" type="button">Write evidence</button><ol id="evidenceLog" class="evidence-log"><li>Evidence not yet entered</li></ol></aside></div></section><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
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const evidenceShell=document.querySelector('#evidenceShell');const evidenceStatus=document.querySelector('#evidenceStatus');const evidenceZoom=document.querySelector('#evidenceZoom');const evidenceZoomValue=document.querySelector('#evidenceZoomValue');const evidenceStep=document.querySelector('#evidenceStep');const evidenceChecklistItems=[...document.querySelectorAll('#evidenceChecklist li')];const evidenceCards=[...document.querySelectorAll('[data-evidence-card]')];const evidenceLog=document.querySelector('#evidenceLog');const evidenceModeButtons=[...evidenceShell.querySelectorAll('button[data-board-mode]')];const evidenceNotes=["Podcast recording booth favorites","Podcast booth overview","Podcast Studio Schedule","Podcast recording booth inspiration"];const evidenceCore=document.querySelector('#workflowCore');let evidenceCaptures=0;function evidenceSetCard(index){evidenceCards.forEach((card,cardIndex)=>{const active=cardIndex===index;card.setAttribute('aria-pressed',String(active));});evidenceChecklistItems.forEach((item,itemIndex)=>{item.classList.toggle('is-active',itemIndex===index);item.classList.toggle('is-done',itemIndex<evidenceCaptures);});}function evidenceRender(reason){const version=evidenceCore?.dataset.workflowVersion||'0';const zoom=Number(evidenceZoom.value);const active=Math.min(evidenceNotes.length-1,Number(evidenceStep.value)||0);evidenceShell.style.setProperty('--evidence-zoom',String(zoom));evidenceZoomValue.textContent=zoom+'%';evidenceSetCard(active);evidenceStatus.textContent=reason+' · Core Version '+version;}evidenceModeButtons.forEach(button=>button.addEventListener('click',()=>{evidenceModeButtons.forEach(item=>item.classList.toggle('primary',item===button));evidenceShell.dataset.boardMode=button.dataset.boardMode;evidenceRender('Switched to'+button.textContent);announce('Evidence mode:'+button.textContent);}));evidenceCards.forEach((card,index)=>card.addEventListener('click',()=>{evidenceStep.value=String(index);evidenceRender('Switched to observation card');announce('Observation card:'+evidenceNotes[index]);}));evidenceZoom.addEventListener('input',()=>{evidenceRender('Canvas zoom updated');announce('Observe scaling '+evidenceZoom.value+'%');});evidenceStep.addEventListener('change',()=>{const index=Number(evidenceStep.value)||0;evidenceRender('Sampling switched');announce('Current sample:'+evidenceNotes[index]);});document.querySelector('#evidenceCapture').addEventListener('click',()=>{const index=Math.min(evidenceNotes.length-1,Number(evidenceStep.value)||0);const note=evidenceNotes[index];const version=evidenceCore?.dataset.workflowVersion||'0';evidenceCaptures+=1;const item=document.createElement('li');item.textContent='Evidence '+evidenceCaptures+' · '+note+' · Core Version '+version;const empty=evidenceLog.querySelector('li')?.textContent==='Evidence not yet entered';if(empty)evidenceLog.replaceChildren(item);else evidenceLog.prepend(item);while(evidenceLog.children.length>6)evidenceLog.lastElementChild.remove();evidenceRender('Evidence written '+evidenceCaptures);announce('Evidence written '+evidenceCaptures+' · '+note);});evidenceCore?.addEventListener('focusin',()=>evidenceRender('Main Case Gets Focus'));evidenceCore?.addEventListener('click',()=>evidenceRender('Primary example interaction'));evidenceRender('Awaiting Sampling');
  </script>
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