Fotorealism, (full body), (masterpiece, best quality, highres, photorealistic), breathtakingly beautiful Arwen Undómiel, elven princess of Rivendell, standing gracefully under the moonlight, surrounded by ancient elven architecture and cascading waterfalls, deep silver-blue eyes radiating wisdom and mystery, high cheekbones, delicate facial structure, flawless porcelain skin with a subtle ethereal glow, full, soft pink lips slightly parted, long, flowing, wavy jet-black hair cascading over her shoulders, illuminated by the celestial glow, wearing an elegant, flowing silver silk gown adorned with intricate elven embroidery, wide ethereal sleeves draping gracefully, cinched at the waist with a delicate silver chain belt, elven tiara resting upon her forehead, intricate filigree reflecting the moonlight, misty ambiance, soft glowing particles floating in the air, cinematic lighting, ultra-detailed textures on fabric, glowing reflections on water, balanced color grading, sharp depth of field with blurred background, ultra-sharp focus, 8K resolution.