#control-musica {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;

    display: flex;
    align-items: center;
    justify-content: center;

    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);

    box-shadow: 0 8px 25px rgba(0,0,0,0.25);
    cursor: pointer;
    z-index: 1000;

    transition: all 0.3s ease;
}

#control-musica:hover {
    transform: scale(1.08);
    background: rgba(255, 255, 255, 0.2);
}

#control-musica svg {
    width: 26px;
    height: 26px;
    fill: white;
    opacity: 0.9;
}

/* Estado apagado */
#control-musica.muted #wave1,
#control-musica.muted #wave2 {
    opacity: 0;
}

/* Animación elegante cuando está activo */
#control-musica.playing {
    box-shadow: 0 0 20px rgba(255, 182, 193, 0.6);
}

#control-musica.playing svg {
    animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.9;
    }
    50% {
        transform: scale(1.15);
        opacity: 1;
    }
}