“HAPPY BIRTHDAY”是使用 FontVibe AI 创作的美式漫画文字效果。粗犷的美式漫画动作字体，配上半调网点、速度线、POW/BAM 爆炸特效和经典超级英雄字形。

Bold black ink outline tracing every letterform edge — a clean, hard border between 2 and 6 pixels thick, ensuring every letter reads as a distinct graphic element against any background. Ben-Day halftone dot screen underlying all color areas: regular circular ink dots on white paper substrate, creating the characteristic optically-mixed color of classic four-color printing. Color palette operating at maximum primary contrast: action yellow, impact red, force blue, knockout white — the exact pigments of Silver Age comic printing, saturated to their loudest value. Ink energy in the environment: diagonal speed lines radiating from behind letterforms, faint Kirby Krackle energy dots scattered in the shadows, halftone dots diffusing into white at the edges of color areas. The letters exist as graphic symbols pressed onto the page — flat, bold, and a pure statement of graphic force. When no specific material is defined by the font: default environment — action yellow fill on each letterform, thick black outline border, Ben-Day halftone dot pattern overlay at 40% across color areas, white knockout background with speed-line radiating marks. A jubilant Silver Age comic birthday splash page centered on the exact words “HAPPY BIRTHDAY,” with HAPPY stacked above BIRTHDAY in an emphatic, celebratory hierarchy. Every letter is filled with blazing action yellow, patterned with a visible red-and-blue Ben-Day halftone screen, and enclosed by a crisp heavy black ink border. A huge impact-red explosion burst erupts behind the text, ringed by force-blue scalloped cloud shapes and white knockout star points. Diagonal black speed lines race outward from the lettering, while tiny Kirby Krackle dots collect in the darker corners. Confetti strips, curled party ribbons, and small graphic stars arc around the title in primary red, blue, yellow, and white, all rendered as flat four-color newsprint artwork with slight print-register misalignment. The white paper ground remains visible around the burst, carrying pale halftone dots and faint ink texture. A small blank comic speech bubble floats near one edge as a decorative accent, never competing with the title. Loud, optimistic, youthful graphic force: a birthday greeting that lands like a triumphant POW on a classic comic cover.