金项链天鹅绒陈设编辑照

生成一张 4:5 竖版「金项链天鹅绒陈设编辑照」案例图，所属分类为「产品摄影」。18K 镀金项链配月光石水滴吊坠，陈列于深绿色天鹅绒颈托，顶部 LED 窄光打亮，炭灰背景。画面需要完整呈现上述主体、构图、配色、材质、光线和整体风格；可见文字以自然简体中文为主，必要的技术缩写、代码、变量名、学术符号、单位、拉丁物种名或装饰性外文可保留。

An editorial jewelry product photograph of a delicate 18-karat gold vermeil chain necklace with a small teardrop pendant, laid out on a deep forest-green velvet display neck form. Shot at 60mm f/2.8 from a slight elevation looking slightly down onto the neck form. A single narrow LED strip light from directly above creates a razor line of specular reflection along the gold chain links, each link individually illuminated. Velvet pile casts micro-shadows that give the green extraordinary depth. Background is dark charcoal seamless. A second very faint warm practical light from far camera-right adds dimensional separation. The pendant has a single oval cabochon of pale moonstone. Chains drape naturally with slight tension. Color palette: 18k yellow gold, deep forest green, pale moonstone blue-white, charcoal. Mood: intimate, jewel-box luxury, glowing darkness.