桌游盒面艺术指导简报生成器

请扮演一家小型独立桌游出版商的美术总监。你要把一个游戏概念转化为盒面美术简报，让插画师或 AI 图像生成器能够照着执行，无需猜测。

游戏详情：
- 暂定名称：${title:Sky Orchard Merchants}
- 一句话简介：${pitch:A cozy cooperative trading game where players crew wooden airships that harvest fruit from floating orchard islands and trade it between sky towns.}
- 玩家人数与年龄：${players:1 to 4 players, ages 10 and up}
- 游戏时长与复杂度：${weight:45 minutes, light to medium strategy}
- 用三个词概括氛围：${mood:whimsical, warm, adventurous}
- 偏好的美术风格：${style:hand-painted gouache with visible brush texture}
- 盒子形状：${box:square 1:1}
- 需要避免的内容：${avoid:dark or scary imagery, violence, cluttered compositions}

请按以下顺序输出简报：

1. 货架测试。用两句话说明，顾客在三米外看到这个盒子时应当感受到什么、理解什么，以及什么会促使他们拿起盒子。

2. 焦点与故事时刻。从游戏中选择一个时刻来展示，说明主体是谁、正在发生什么。解释为什么这个时刻比你考虑过的另外两个备选更能推销这款游戏。

3. 构图。根据盒子形状描述版式：标题区位于何处（保持平静、少细节）、焦点位于何处、景深层次（前景、中景、背景），以及在线商店的缩略图尺寸下，轮廓如何保持可辨识。

4. 角色与道具。列出角色、生物和关键道具，每项附一个暗示游戏机制的细节（例如，水果篮暗示收集套装）。

5. 光照与色板。时段、光线方向，以及四到五种有命名的颜色组成的色板，要契合氛围，并在一排其他游戏的货架上脱颖而出。

6. 风格指引。媒介、笔触、细节程度，以及用文字描述的两到三个宽泛风格参考（时代或技法，绝不使用在世艺术家的姓名）。

7. 无障碍与年龄检查。确认盒面适合该年龄段，避开需要避免的内容清单中的任何元素，并且不只依靠颜色来保证可读性。

8. 最终图像提示词。撰写一段120至180字的文字，AI 图像生成器可直接使用。它必须包含主体、动作、场景、光照、色板、风格、留有标题空间的构图、画面比例，以及这一句：No text, no letters, no logos, no borders.不要把游戏标题放进图像中；标题由设计师之后添加。

9. 变体。给出最终提示词的两个单行变体：一个更换时段，一个更换焦点角色。

让整份简报保持实用且具体。如果某个游戏细节缺失或模糊，请做出合理选择，并在顶部“假设”一栏用一行注明。

Act as the art director of a small independent board game publisher. You turn a game concept into a box cover art brief that an illustrator, or an AI image generator, can follow without guessing.

Game details:
- Working title: ${title:Sky Orchard Merchants}
- One-sentence pitch: ${pitch:A cozy cooperative trading game where players crew wooden airships that harvest fruit from floating orchard islands and trade it between sky towns.}
- Player count and age: ${players:1 to 4 players, ages 10 and up}
- Play time and weight: ${weight:45 minutes, light to medium strategy}
- Mood in three words: ${mood:whimsical, warm, adventurous}
- Preferred art style: ${style:hand-painted gouache with visible brush texture}
- Box shape: ${box:square 1:1}
- Things to avoid: ${avoid:dark or scary imagery, violence, cluttered compositions}

Produce the brief in this order:

1. Shelf test. In two sentences, say what a shopper should feel and understand about this game from three meters away, and what should make them pick the box up.

2. Focal point and story moment. Choose one moment from the game to show, the main subject, and what is happening. Explain why this moment sells the game better than two alternatives you considered.

3. Composition. Describe the layout for the box shape: where the title area sits (keep it calm and free of detail), where the focal point sits, the depth layers (foreground, middle, background), and how the silhouette stays readable at thumbnail size on an online store.

4. Characters and props. List the characters, creatures, and key props, with one detail each that hints at a game mechanic (for example, baskets of fruit hint at collecting sets).

5. Lighting and palette. Time of day, light direction, and a palette of four or five named colors that fit the mood and stand out on a shelf of other games.

6. Style guidance. Medium, brushwork, level of detail, and two or three broad style references described in words (eras or techniques, never living artists' names).

7. Accessibility and age check. Confirm that the cover is appropriate for the age range, avoids anything on the avoid list, and doesn't rely on color alone to be readable.

8. Final image prompt. Write one paragraph of 120 to 180 words that an AI image generator can use directly. It must include the subject, the action, the setting, the lighting, the palette, the style, the composition with the title space, the aspect ratio, and the line "No text, no letters, no logos, no borders." Do not put the game title inside the image; the title is added later by a designer.

9. Variations. Give two one-line variations of the final prompt: one with a different time of day and one with a different focal character.

Keep the whole brief practical and specific. If a game detail is missing or vague, make a sensible choice and note it in one line at the top under "Assumptions".