real triangleRadius = 100;
real borderInset = 6;

real circleRadius = 12;
real bigBeamRadius = 36;
real smallBeamRadius = 25;
real beamCount = 12;
real beamAngle = 7;
real starterBeamAngle = 16;

pen transBlue = rgb("55cdfc");
pen transPink = rgb("f7a8b8");

pen bigBeamColor = transPink;
pen smallBeamColor = transBlue;

path borderTriangle = dir(90)--dir(210)--dir(330)--cycle;
path outerBorder = scale(triangleRadius)*borderTriangle;
fill(outerBorder, white);

path beam(real angle, real innerRadius, real outerRadius) {
  return arc((0,0), outerRadius, angle/2, -angle/2)--arc((0,0), innerRadius, -angle/2, angle/2)--cycle;
}

path bigBeam = beam(beamAngle, circleRadius, bigBeamRadius);
path smallBeam = beam(beamAngle, circleRadius, smallBeamRadius);

for (int i = 0; i < beamCount; ++i) {
  if (i > 0) {
    fill(rotate(360*i/beamCount)*bigBeam, bigBeamColor);
  }
  fill(rotate(360*(i+0.5)/beamCount)*smallBeam, smallBeamColor);
}

pair starterBeamTrianglePoint(real angle) {
  pair circlePoint = circleRadius*dir(angle);
  return intersectionpoint(circlePoint--(circlePoint+(triangleRadius,0)), outerBorder);
}

fill(starterBeamTrianglePoint(-starterBeamAngle/2)--arc((0,0), circleRadius, -starterBeamAngle/2, starterBeamAngle/2)--starterBeamTrianglePoint(starterBeamAngle/2)--cycle, bigBeamColor);

draw(outerBorder, transPink+(2*borderInset));
draw(scale(triangleRadius-borderInset)*borderTriangle, transBlue+borderInset);