Fathers day parent child silhouette poster

Generate a vertical 9:16 Father's Day themed poster with the theme "[Main Title]".

The background of the image is [Seasonal Atmosphere], the overall color palette consists of [Main Color 1], [Main Color 2], and [Auxiliary Color], featuring soft-focus light and shadow, an airy feel, slight grain, and sophisticated white space. The image needs to evoke warmth, silence, companionship, and a sense of memory, avoiding a cheap holiday promotion style.

The main subject is an interactive silhouette scene between a father and a child: [Specific action, e.g., father leading child by the hand / father pushing child on a bike / father carrying child on his back / father helping child tie shoelaces]. The characters should only show outlines without facial features, focusing on expressing paternal love, companionship, protection, and growth.

Complete layout:
A large handwritten Chinese title "[Main Title]" at the top.
Small English "Father's Day" next to the title.
A vertical Chinese short phrase "[Vertical Copy]" on the left side.
An emotional copy phrase "[Main Copy]" in the white space in the middle of the image.
A large English serif title "HAPPY FATHER'S DAY" at the bottom.
Add the date "06/21" and small Chinese "Happy Father's Day" at the bottom.

Overall style: Father's Day poster, parent-child silhouette, summer light and shadow, soft focus photography, solar term poster, sophisticated magazine layout, warm and healing, low-saturation colors, Oriental white space.

Requirements: Clear and accurate Chinese text, no garbled characters, no logo, no watermark, no QR code, no cartoon, no promotion template feel.