“VOID”是使用 FontVibe AI 创作的霓虹描边文字效果。空心描边大写字母，只由一条发光的蓝紫霓虹线勾出，内部漆黑，外有柔和光晕和亮面地面倒影。

A finished night-time exterior sign design, 16:9. A huge, nearly black facade wall in Facade Black (#050506) fills the whole frame. It has a faint fine matte texture of dark stone or plaster and a barely visible cool vignette. The wall is not pure flat black: a soft atmospheric scatter of pale blue light from the sign lifts it very slightly around the lettering, with a few barely visible dust motes in the haze. The only subject is the single word "VOID", set in capital letters, horizontally centred and sitting just above the vertical middle. The word spans about two-fifths of the canvas width, with a great deal of empty dark wall to the left, right and above. The lettering is a hairline of neon: each letter is drawn as a single thin, continuous bent glass tube outline, with no fill, so the inside of every letter is hollow dark wall. Stroke weight is uniform and very thin. The skeleton is geometric sans-serif and generously wide with open counters: a V of two clean diagonals meeting in a softly rounded vertex, an O as a wide smooth ring, an I as a single vertical line, and a D with a straight stem and one round bowl. Terminals are flat and corners are softly bent, never sharp. The letter spacing is wide and even, giving quiet, expensive air. Light physics of the tube: a white-hot Cold White Core (#F2F6FF) centre line, a thin glow zone around it, and a soft wide Pale Blue Halo (#8FB4FF) bleeding into the wall. The halo is wider on the outer edge of each stroke than on the inner edge, and the interior of each letter receives no light. Brightness varies slightly along the tube for an organic gas-tube character. The glow is restrained: crisp, thin and clear enough to read from 50 metres, not a fat bloom. There are no other colours. Below the word, in the lower part of the frame, the facade meets a glossy wet street surface in Wet Asphalt (#1A1D24). It has a faint sheen and the glowing word reflects downward in it as soft, elongated, broken pale blue and white columns that fade out toward the viewer. This area stays as quiet and empty as the sky above. No other text, no logos, no signage frames, no people, no props. The mood is exclusive, hushed and magnetic, with maximum silence around one line of light.