「OPEN」は FontVibe AI で作成したネオングローの文字エフェクトです。シアンとマゼンタを交互にした丸いネオン管の大文字。明るい管の芯と柔らかなにじみ、暗がりの濡れた地面に色の映り込み。

rendered as real bent glass neon tubes with visible tube brackets and mounting hardware. Bright cyan and magenta neon light, sharp glowing edges with soft light bloom, visible glass tube refraction. Slightly uneven brightness between letters for realism. Square 1:1. OPEN as a real custom neon bar sign, perfectly centered. Scene: aged dark brick wall background with subtle mortar texture. Letters in classic red-orange neon glass tubes with warm glow — visible mounting bolts and wire routing against the brick. Warm amber light bloom reflecting softly on surrounding brick surface. One letter slightly dimmer for realism. Classic American diner and bar sign aesthetic.