/* /assets/css/audio_controls.css */
/* Estilos ÚNICAMENTE para el botón de control de audio */

/* --- Botón de Control de Audio --- */
#audio-control {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background-color: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 102, 0, 0.5);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 8px;
    z-index: 1000;
    transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.2s ease;
    outline: none;
}

#audio-control:hover {
    background-color: rgba(0, 0, 0, 0.6);
    border-color: rgba(255, 102, 0, 0.8);
}

#audio-control svg {
    width: 100%;
    height: 100%;
    fill: rgba(255, 102, 0, 0.8);
    transition: fill 0.3s ease;
}

#audio-control:hover svg {
    fill: rgba(255, 102, 0, 1);
}

/* Animación pulsante cuando la música está sonando */
#audio-control.playing {
    animation: pulse 1.5s infinite ease-in-out;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 102, 0, 0.4);
    }
    70% {
        transform: scale(1.05);
        box-shadow: 0 0 5px 8px rgba(255, 102, 0, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 102, 0, 0);
    }
}

/* --- Responsive --- */
@media (max-width: 600px) {
    #audio-control {
        top: 15px;
        right: 15px;
        width: 35px;
        height: 35px;
        padding: 6px;
    }
}

/* NO AÑADIR ESTILOS DE ZOOM AQUÍ */
/* NO AÑADIR .fade-out-quick-on-start AQUÍ (están en OPENING_PRESENTATION.css) */