Modern architecture event, sleek glass skyscraper, evening time, cityscape, bright LED lights illuminating the building's façade, crowd of people in formal attire, men in suits and ties, women in cocktail dresses, champagne glasses in hand, red carpet leading to the entrance, grand staircase, high ceilings with chandeliers, marble floors, urban jungle background, night sky with stars, warm and soft ambient lighting, 3/4 composition, cinematic mood.