“兰亭序”是使用 FontVibe AI 创作的毛笔书法文字效果。西式毛笔连写体：下笔重压粗、上挑细如发丝，可见笔毛纹理和枯笔拖尾，暖黑墨色落在纹理纸上。

rendered as expressive Western brush script lettering with fluid connected strokes. Visible bristle texture with authentic thick-to-thin pressure variation — thick downstrokes, thin upstrokes, just like a loaded calligraphy brush. Ink slightly wet and glistening. Natural ink pooling at stroke starts, feathered dry-brush ending trails. Warm off-black ink on visible surface texture. Hand-crafted artisan energy with real brush imperfection. LETTERFORM PRIORITY: when the chosen font carries its own treatment, that font's letterform shapes take priority and own the letters; this style governs the brush-script medium, the thick-to-thin pressure variation and the ink wetness. FALLBACK MATERIAL: if the font carries no material of its own, render the letters as fluid connected brush-script strokes with thick downstrokes, thin upstrokes, wet pooling at starts and feathered dry-brush trails in warm off-black ink. COLOR PRIORITY: keep the font's own colors if specified; otherwise warm off-black ink on a textured surface. Render the exact text "兰亭序" as the dominant hand-brushed ink artwork on aged ivory xuan paper, with visible long mulberry fibers, faint deckled-paper irregularities, and diluted tea-colored stains at the outer field. Use warm off-black Chinese ink with a brown-charcoal undertone. Each stroke carries loaded-brush pressure: dense swollen passages, slender lifted transitions, visible bristle separation, wet ink pooling at stroke origins and turns, and feathered dry-brush withdrawal at the final edges. A thin wet sheen catches across the darkest ink deposits, while absorbed areas bloom softly into the paper grain. Include subtle pale gray ink-wash clouds and barely visible water-ring marks behind the characters, kept low contrast so the rendered text remains sharply legible. Tiny scattered charcoal specks, dry pigment granules, and restrained ink splatter create an authentic working-paper surface. Soft raking daylight reveals the paper texture and the slightly raised gloss of freshly applied ink. No extra words, seals, borders, decorative symbols, or transliteration. High-resolution editorial calligraphy photograph, tactile fibers, natural ink absorption, controlled negative space.