Página de cuenta atrás para el lanzamiento del sprint del curso
Completa la página de cuenta regresiva de lanzamiento en el escenario del sprint del curso: incluye contenido real, controles interactivos, estados claros y diseño adaptable a distintos tamaños.
Tras activar JavaScript, puedes editar, ejecutar y guardar este ejemplo. El código fuente fijado es el siguiente:
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<header class="mast"><div><span class="eyebrow">terminal / página de cuenta atrás de lanzamiento / INTERMEDIATE</span><h1>Página de cuenta atrás para el lanzamiento del sprint del curso</h1><p class="intro">Completa la página de cuenta regresiva de lanzamiento en el escenario del sprint del curso: incluye contenido real, controles interactivos, estados claros y diseño adaptable a distintos tamaños.</p></div><span class="scenario">Sprint del curso</span></header>
<div class="composition-split"><aside class="split-note"><b>CASE 02</b><span>Domina la estructura semántica, la composición responsiva, la operación con teclado y la sincronización de estado de una página de cuenta regresiva de lanzamiento.</span></aside><section class="demo" aria-label="Área interactiva de la página de cuenta atrás del lanzamiento del sprint del curso"><div id="similarityShell" class="similarity-shell" data-review-state="focus"><header class="similarity-head"><div><span class="eyebrow">Sprint del curso / REVIEW STUDIO</span><h2>Panel de revisión de la página de cuenta regresiva de lanzamiento</h2><p>Coloca el caso principal en una envoltura de revisión independiente y registra además el modo de observación, los puntos de control y la conclusión actual.</p></div><output id="similarityState">Listo para iniciar la revisión</output></header><div class="similarity-layout"><aside class="similarity-console"><fieldset class="similarity-modes"><legend>Vista de revisión</legend><button class="action primary" type="button" data-review-view="focus">Vista principal enfocada</button><button class="action" type="button" data-review-view="compare">Lista de comprobación</button><button class="action" type="button" data-review-view="audit">Registrar en el lugar</button></fieldset><label>Observación de densidad<input id="similarityDensity" type="range" min="84" max="124" value="100"><output id="similarityDensityValue">100%</output></label><label class="similarity-pin"><input id="similarityPin" type="checkbox"> Fijar el punto de comprobación actual</label><ol id="similarityChecklist" class="similarity-checklist"><li>Sprint de colaboración del curso</li><li>Progreso del sprint del curso</li><li>Recordatorio de sprint del curso</li><li>Colección de sprint del curso</li></ol><button id="similarityCapture" class="action primary" type="button">Registrar punto de control</button><ol id="similarityLog" class="similarity-log"><li>Esperando el primer registro de inspección</li></ol></aside><section class="similarity-stage"><div id="similarityDeck" class="similarity-deck"><article data-active="true"><span>01</span><strong>Sprint de colaboración del curso</strong><p>Comprueba si los cambios de estado son visibles</p></article><article><span>02</span><strong>Progreso del sprint del curso</strong><p>Confirma que el teclado y el clic ofrecen la misma entrada</p></article><article><span>03</span><strong>Recordatorio de sprint del curso</strong><p>Observa si el diseño retrocede en pantallas estrechas</p></article><article><span>04</span><strong>Colección de sprint del curso</strong><p>Registrar la conclusión de la revisión actual</p></article></div><div id="similarityCoreShell" class="similarity-core-shell"><div class="workflow-dispatch"><aside class="dispatch-console"><span class="eyebrow">Impulso de curso DISPATCH</span><h2>Panel de coordinación del sprint del curso</h2><form id="workflowDispatchForm"><label>Tipo de tarea<select id="workflowDispatchKind"><option>Introducción a los aspectos destacados del sprint del curso</option><option>material adicional de apoyo para el sprint del curso</option><option>Acción de conversión para el sprint del curso</option></select></label><label>Número objetivo<input id="workflowDispatchAmount" type="number" min="1" max="9999" value="33"><span>persona</span></label><fieldset><legend>Prioridad de procesamiento</legend><label><input type="radio" name="workflowPriority" value="normal" checked>Normal</label><label><input type="radio" name="workflowPriority" value="urgent">Urgente</label></fieldset><button class="action primary" type="submit">Guardar página</button></form><label>Tarea actual<select id="workflowDispatchActive" aria-label="Cambiar tarea actual"><option value="1">Introducción a los aspectos destacados del sprint del curso</option><option value="2">material adicional de apoyo para el sprint del curso</option></select></label><output id="workflowDispatchSummary">A la espera de la programación</output></aside><section id="workflowCore" class="workflow-core dispatch-workbench" data-dispatch-priority="normal"><!-- 11DZ_CORE_START:marketing-content-pages-launch-countdown --><div class="countdown-launch"><section><span class="eyebrow">LOCAL LAUNCH CLOCK</span><h2>La clase de arranque está a punto de abrirse</h2><p>La cuenta regresiva se calcula completamente según la hora local del navegador y no solicita la hora del servidor.</p><button id="restartCountdown" class="action primary" type="button" data-core-bridge="marketing-content-pages-launch-countdown">Restablecer a 72 horas</button></section><div class="countdown-units" role="timer" aria-live="off"><span><strong id="countDays">03</strong><small>día</small></span><span><strong id="countHours">00</strong><small>tiempo</small></span><span><strong id="countMinutes">00</strong><small>minutos</small></span><span><strong id="countSeconds">00</strong><small>segundo</small></span></div></div><!-- 11DZ_CORE_END --></section></div></div></section></div></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
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