A 72-year-old woman from Delhi presents to the emergency department with severe pain in the left hip and inability to bear weight after a fall from standing height while walking in her garden. On examination, the left leg is held in flexion, adduction, and internal rotation. Hip movements are restricted and painful. X-ray pelvis shows a fracture of the femoral neck with the fracture line extending across the neck proximal to the intertrochanteric line. There is no displacement of the fracture fragments. What is the Garden classification grade of this fracture?