The ornamental design for athletic pants, as shown and described.
FIG. 1 is a front perspective view of athletic pants including a spiraling strip on the calf and thigh of each pant leg, with the following elements shown in broken lines: a floral pattern within the spiraling strips, a waistband, seams, and bottoms of each pant leg.
FIG. 2 is a front elevation view thereof.
FIG. 3 is a rear elevation view thereof.
FIG. 4 is a left-side elevation view thereof.
FIG. 5 is a right-side elevation view thereof.
FIG. 6 is a top-down perspective view thereof; and,
FIG. 7 is a bottom-up perspective view thereof.
The broken lines shown in the drawings depict portions of the athletic pants that form no part of the claimed design.