create an opulent halloween theme featuring elegant black and gold decorations crystal chandeliers draped with sophisticated cobwebs luxurious velvet pumpkins adorned with metallic accents high end gothic candelabras and refined autumn florals in deep burgundy and rich purple include premium table settings with black marble chargers vintage silver cutlery and hand painted wine glasses the ambiance should blend classic halloween motifs with upscale sophisticated design elements incorporating baroque style mirrors plush seating arrangements and ambient lighting through mercury glass votives the overall aesthetic should evoke a haunted mansion meets luxury fashion house vibe architecture