Jazz Tangcay Artisans EditorSophisticated, bold, flashy and a bit of a shark is how costume designer Deb Newhall describes Rosamund Pike’s character Marla Grayson in the Netflix dark comedy “I Care a Lot.”On Sunday, Pike won a Golden Globe in the best actress comedy or musical category — beating out expected frontrunner Maria Bakalova — and the film remains in Netflix’s top five as audiences continue to discuss the plot and its lead character.Marla (Pike) is a grifter who chases her dream by