夕日に照らされたロマンチックな3Dカップルのプロポーズと光る指輪

A vertical 9:16 ultra-detailed 3D animated proposal scene for “Lovers’ Day”. A young man kneeling with a glowing ring box while the girl looks surprised and emotional. Pixar-inspired smooth 3D characters with detailed hair strands and realistic clothing textures. Golden sunset sky with soft lavender and peach clouds. Floating glowing particles and rose petals in the air. Large glossy red hearts in foreground with soft reflections. The elegant 3D rose-gold cursive text “Lovers’ Day” floating at the bottom with subtle shadow. Cinematic lighting, volumetric light rays, warm rim lighting, depth of field blur, ultra-realistic rendering, romantic atmosphere, ultra HD.