Romantic architectural Valentine's scene, grand staircase, ornate iron railings, red roses petals scattered, candles lit, soft warm glow, delicate chandelier, Victorian-era inspired mansion, snowflakes gently falling outside, frosty windowpanes, cozy fireplace, luxurious velvet sofas, crimson red carpet, heart-shaped decorations, golden picture frames, intimate dinner setting, wine glasses, champagne bottle, 3/4 composition, low-key lighting, cinematic ambiance.