「Birthday」は FontVibe AI で作成したラグジュアリーバースデーの文字エフェクトです。深く暗い背景に映える、上品な金箔の文字。カラフルな紙吹雪を使わず、洗練された金の文字とほのかな輝きだけで仕上げる、ミニマルな装飾のプレミアムなバースデーエフェクトです。節目のお祝いや高級感のあるカードに最適です。

rendered in luxury gold foil birthday style. Letters in premium metallic gold — gradient from bright gold highlight to deep warm shadow, subtle surface sheen and fine gold dust particles. Clean minimal composition — no colorful confetti, no colored balloons. Optional fine gold border frame or minimal gold star scatter (≤8 pieces). Wide letter spacing. High contrast gold-on-dark. Premium printing quality aesthetic. Birthday as commanding gold foil letters, wide generous letter spacing, filling the frame with warm premium presence. Deep near-black background with a faint warm amber radial glow emanating from behind the letterforms — rich layered darkness that breathes with depth. Letters rendered in premium gradient gold: brilliant highlight arc sweeping across the upper edge of each letterform, deep warm amber and cognac shadow pooling at the base, subtle hammered micro-texture across the surface that catches light with restrained shimmer. A thin gold hairline border frame inset from the edges defines the composition with quiet authority. Fine gold dust particles drift softly in the dark field — scattered like embers from a lit candle. Six tiny gold diamond star shapes placed asymmetrically in the surrounding darkness, small and understated. A soft out-of-focus gold bokeh circle floats gently in the foreground, adding spatial warmth and depth. The overall mood is intimate yet elevated — like a private celebration for someone who appreciates beauty in restraint. Warm directional light from slightly above casts a delicate shadow beneath each letter. Zero colorful elements. Feels like a luxury stationery brand birthday campaign.