refine the sliding glass doors by introducing a vertical gradient red glass film while preserving the existing design and framing the film should be darker and richer in tone at the bottom gradually transitioning to a lighter more translucent red towards the top increase overall brightness and light transmission through the upper portion of the glass to allow clearer visibility into the meeting room maintain a soft reddish tint throughout ensuring brand consistency without overpowering the space enhance natural daylight passing through the clearer upper section to create a gentle diffused glow across the interior keep the lower section slightly more opaque for privacy while ensuring it does not feel too heavy improve glass material quality with subtle reflections clean highlights and a smooth gradient transition no harsh banding preserve all geometry framing and surroundings photorealistic premium office finish soft global illumination balanced contrast