Observador de consultas de medios para espacio de demostración
En el contexto de una sala de presentación, completa un observador de consultas de medios: incluye contenido realista, controles accionables, un estado claro y un 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">magazine / observador de consultas de medios / INTERMEDIATE</span><h1>Observador de consultas de medios para espacio de demostración</h1><p class="intro">En el contexto de una sala de presentación, completa un observador de consultas de medios: incluye contenido realista, controles accionables, un estado claro y un diseño adaptable a distintos tamaños.</p></div><span class="scenario">espacio de demostración</span></header>
<div class="composition-studio"><div class="studio-ruler" aria-hidden="true"></div><section class="demo" aria-label="Área interactiva del observador de consultas de medios de la sala de presentación"><div class="workflow-session"><header class="session-command"><div><span class="eyebrow">Espacio de presentación SESSION</span><h2>Puesto de cronometraje de demostración</h2></div><output id="workflowSessionClock">00:45</output><label>Duración de la ronda<input id="workflowSessionLength" type="range" min="15" max="90" step="15" value="45"><span>segundo</span></label><button id="workflowSessionToggle" class="action primary" type="button">Iniciar presentación</button></header><div id="workflowSessionProgress" role="progressbar" aria-label="Progreso del tiempo de la demostración" 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:browser-media-device-media-query --><div class="query-observatory"><header><span class="eyebrow">MEDIA QUERY MATRIX</span><h2>Panel de consulta del entorno de sala de presentación</h2><p>Marca las condiciones que quieres observar; los cambios del navegador actualizarán la luz de inmediato.</p></header><fieldset id="queryFilters"><legend>Condiciones de observación</legend><label><input type="checkbox" value="0" checked data-core-bridge="browser-media-device-media-query"><span>pantalla estrecha</span><code>(max-width: 600px)</code><i aria-hidden="true"></i></label><label><input type="checkbox" value="1" checked><span>vertical</span><code>(orientation: portrait)</code><i aria-hidden="true"></i></label><label><input type="checkbox" value="2" checked><span>Reducir animaciones</span><code>(prefers-reduced-motion: reduce)</code><i aria-hidden="true"></i></label><label><input type="checkbox" value="3" checked><span>Alto contraste</span><code>(prefers-contrast: more)</code><i aria-hidden="true"></i></label></fieldset><section class="query-preview"><div id="queryShape" aria-hidden="true"></div><output id="querySummary" role="status">Calculando</output><ul id="queryMatches"></ul><button id="queryReset" class="action" type="button">Ver todo</button></section></div><!-- 11DZ_CORE_END --></section><footer class="session-log"><strong id="workflowSessionScore">0 puntos de interacción</strong><ol id="workflowSessionLaps" aria-label="Registro de ronda"></ol></footer></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
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