Across recent architectural discourse, interior design has been centered on how spaces shape psychological and atmospheric experience, and on what gives interior environments their emotional resonance. Attention has shifted toward small details rather than relying primarily on form or structure. Light, for instance, is not only a technical requirement but also an architectural material in its own right. It can structure space, animate surfaces, define textures, and shape atmosphere while influencing well-being. At the same time, the characteristics between minimalism and maximalism shape how atmospheres are perceived, prompting reflection on how approaches to simplicity or exuberance might influence mood. Rather than existing as opposing aesthetics, these tendencies explore how interiors interact with mental states, reflect personal identity, and respond to the subtle shifts in the way people inhabit and experience space.