Dark romantic fantasy book cover background, elegant and atmospheric. Twisted black tree branches forming a circular frame around the image, covered with blooming purple heather flowers and delicate floral vines. Antique silver and just one dark bronze vintage key hanging and intertwined on the brancheor a flower, . Thin dark aqua green #008080 satin ribbon softly wrapped around the branches in elegant spirals and bows. A few small dusty pink roses scattered subtly between the heather for contrast. Misty smoky center with empty space for title placement, soft fog fading into a dark blurred background. Moody gothic aesthetic, ethereal lighting, subtle silver highlights, dreamy melancholic atmosphere, luxurious feminine design, cinematic depth of field, dark romantic fantasy, highly detailed botanical composition, premium bestselling book cover style, balanced symmetrical framing, ultra detailed, 4k. Negative prompt: text, watermark, logo, people, animals, bright colors, cartoon style, modern objects, clutter, low detail, blurry flowers, oversized roses, harsh lighting, gold jewelry, fantasy creatures