.audio-help-btn{display:inline-flex;align-items:center;justify-content:center;position:relative;cursor:pointer;color:#ffffff;transition:transform 0.25s cubic-bezier(0.175,0.885,0.32,1.275),opacity 0.2s ease;user-select:none;background:transparent;border:none;padding:0;margin:0;outline:none}.audio-help-btn:active{transform:scale(0.92)}.audio-help-btn svg{width:100%;height:100%;overflow:visible !important}.audio-help-btn .sonar-wave{pointer-events:none;opacity:0;transform-origin:45px 45px;transition:opacity 0.2s ease}.audio-help-btn.playing{color:#ffffff;filter:drop-shadow(0 0 6px #ffffff33);transform:scale(1.50) !important;z-index:10}.audio-help-btn .play-circle{stroke-dasharray:220;stroke-dashoffset:0;transform:rotate(-90deg);transform-origin:45px 45px;transition:stroke-dashoffset 0.15s linear;stroke-linecap:round}.audio-help-btn.playing .sonar-wave{animation:sonarWavePulse 4s cubic-bezier(0.22,1,0.36,1) infinite}.audio-help-btn.playing .wave-1{animation-delay:0s}.audio-help-btn.playing .wave-2{animation-delay:1.9s}@keyframes sonarWavePulse{0%{transform:scale(1);opacity:0.4}100%{transform:scale(3);opacity:0}}