Class Notebook Fluid Headline Typography
Complete fluid headline typography in a class journal scenario: includes real content, interactive controls, clear status feedback, and responsive layouts.
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<header class="mast"><div><span class="eyebrow">art-deco / Fluid Headline Typography / INTERMEDIATE</span><h1>Class Notebook Fluid Headline Typography</h1><p class="intro">Complete fluid headline typography in a class journal scenario: includes real content, interactive controls, clear status feedback, and responsive layouts.</p></div><span class="scenario">Class Journal</span></header>
<div class="composition-index"><section class="demo" aria-label="Interactive area for fluid headline typography on the class notebook"><section id="evidenceShell" class="evidence-shell" data-board-mode="scan"><header class="evidence-head"><div><span class="eyebrow">Class Notebook / EVIDENCE BOARD</span><h2>Fluid Headline Typography 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>Class Notebook Collaboration</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>Class Notebook Progress</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>Class notebook reminder</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>Class Notebook Collection</strong><small>Record current review conclusion</small></button></div><div id="evidenceCoreShell" class="evidence-core-shell"><div class="workflow-dispatch"><aside class="dispatch-console"><span class="eyebrow">Class Notes DISPATCH</span><h2>Class Notebook Control Panel</h2><form id="workflowDispatchForm"><label>Task Type<select id="workflowDispatchKind"><option>Classroom Notebook Layout Adjustment</option><option>Class notes highlight</option><option>Class notebook reading completed</option></select></label><label>Reading length<input id="workflowDispatchAmount" type="number" min="1" max="9999" value="24"><span>Characters</span></label><fieldset><legend>Processing priority</legend><label><input type="radio" name="workflowPriority" value="normal" checked>Regular</label><label><input type="radio" name="workflowPriority" value="urgent">Urgent</label></fieldset><button class="action primary" type="submit">Application Layout</button></form><label>Current task<select id="workflowDispatchActive" aria-label="Switch current task"><option value="1">Classroom Notebook Layout Adjustment</option><option value="2">Class notes highlight</option></select></label><output id="workflowDispatchSummary">Waiting for Dispatch</output></aside><section id="workflowCore" class="workflow-core dispatch-workbench" data-dispatch-priority="normal"><!-- 11DZ_CORE_START:typography-text-fluid-headline --><div class="fluid-type-lab"><div class="fluid-controls panel"><span class="eyebrow">FLUID HEADLINE</span><h2>Fluid Headline Typography</h2><label>Smallest font size <input id="fluidMin" type="range" min="24" max="44" value="30" data-core-bridge="typography-text-fluid-headline"><output id="fluidMinValue">30px</output></label><label>Largest size <input id="fluidMax" type="range" min="54" max="104" value="82"><output id="fluidMaxValue">82px</output></label><label>Simulated Viewport <input id="fluidViewport" type="range" min="320" max="1440" step="10" value="980"><output id="fluidViewportValue">980px</output></label><code id="fluidFormula">clamp(30px, 6vw, 82px)</code></div><div class="fluid-frame"><article id="fluidPreview" aria-label="Simulated viewport width 980 pixels"><span>Class Journal</span><h3>The headline should breathe with the space, not suddenly jump to a larger level.</h3><p>Drag the simulated viewport to observe the font size changing continuously between the upper and lower limits.</p></article></div></div><!-- 11DZ_CORE_END --></section></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">Class Notebook Collaboration</option><option value="1">Class Notebook Progress</option><option value="2">Class notebook reminder</option><option value="3">Class Notebook Collection</option></select></label><ul id="evidenceChecklist" class="evidence-checklist"><li>Class Notebook Collaboration</li><li>Class Notebook Progress</li><li>Class notebook reminder</li><li>Class Notebook Collection</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><aside class="index-mark" aria-hidden="true"><strong>05</strong><span>Class Notebook FIELD INDEX</span></aside></div>
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