Spiky geometric interiors, sharply contoured walls punctuating spaces with razor-edged elegance; it’s all so en vogue don’t you know? Situated within a 3,000 sq ft, three-storey gallery in Hangzhou, Arthouse Café – by Hong Kong agency Joey Ho Design – is a dramatic, asymmetrical space, where the designers have blurred the lines between the interior’s walls, ceiling and floor with the jutting partitions. Complimented by the stark, monochrome palette, the café’s overall appearance is awkwardly uncompromising, yet elegantly fluid…