Lub Dub Valves -

// ----- Auto Cycle (normal lub-dub rhythm) ----- let autoInterval = null; let isAuto = false; const bpmSlider = document.getElementById('bpmSlider'); const bpmValueSpan = document.getElementById('bpmValue');

function startAutoCycle() if (autoInterval) clearInterval(autoInterval); isAuto = true; function nextBeat() if (!isAuto) return; playLubDub(); // initial immediate beat nextBeat(); autoInterval = setInterval(nextBeat, getCycleIntervalMs()); statusSpan.innerHTML = `🔄 AUTO CYCLE ($bpmSlider.value BPM)`; lub dub valves

.sub text-align: center; color: #a0c0e0; margin-bottom: 2rem; font-style: italic; // ----- Auto Cycle (normal lub-dub rhythm) -----