“帮我设计一个有火箭和各种玩具元素的以“ Happy 4th Birthday”为文案的可爱生日电视背景图片，需要满足50v电视横向满屏的4k图片” es un efecto de texto Regalo Infantil creado con FontVibe IA. Letras de globo metalizado brillante en rosa, amarillo, azul y verde, flotando entre pequeños globos, confeti, estrellas y corazones sobre un fondo azul cielo claro.

a playful, joyful kids-gift piece — bright, fun and magical. SURFACE / STYLE: the lettering is rendered for kids — glossy chunky 3D toy letters, shiny foil balloons, or chunky waxy crayon strokes — bright and tactile, depending on the chosen font, with cute stars, hearts and sparkle scattered around. SCENE ATMOSPHERE: a cheerful party setting — confetti, balloons, rainbow trails and a sprinkle of magic sparkle. PALETTE: bright candy colors — bubblegum pink, sunshine yellow, sky blue and lime green — maximum saturation and maximum fun, never muted or dark. LETTERFORM PRIORITY: when the chosen font carries its own treatment (kids balloon, kids crayon, chunky 3D, bubbly or rounded display), that font's letterform takes priority and owns the letters; this style governs the bright candy color, the stars-hearts-sparkle and the cheerful party scene. FALLBACK MATERIAL: if the font carries no material of its own, render the letters as glossy chunky 3D toy letters in bright candy colors with cute stars, hearts and rainbow sparkle, so the fun kids energy always reads. Hero text 'Happy 4th Birthday' rendered as mega-scale glossy chunky 3D toy letters in alternating bubblegum pink, sunshine yellow, sky blue and lime green — each letterform inflated like a squeezable rubber toy with specular hotspot highlights and deep candy-colored shadows, occupying dominant visual weight across the wide frame. A cheerful rocket ship blasts through the scene trailing rainbow confetti streams and glittering star-burst sparks — rocket body in shiny metallic red with polka-dot yellow fins, cartoon flame exhaust in orange and gold foil. Surrounding the text: scattered toy elements floating freely — a glossy rubber duck in sunshine yellow, a spinning top in rainbow stripes, a wooden building block in primary red with white letter embossing, a foil star balloon in hot pink, a wind-up robot in sky blue with chrome rivets, a plush teddy bear in warm caramel, all rendered with toy-catalog gloss and soft specular sheen. Background is a bright pastel gradient — cotton-candy pink to baby blue to soft mint — peppered with hundreds of confetti dots in ROYGBIV candy colors, tiny gold foil stars, white sparkle bursts and floating mini balloons in bubblegum pink and lime green. Four extra-large '4' numerals appear as gold foil embossed birthday candles with flickering cartoon flame tips. Lighting: soft omnidirectional studio fill with warm rim highlights on every toy surface, ray-traced reflections on all foil and glossy elements. Overall render quality: 4K ultra-high-resolution, octane render, maximum saturation, zero dark tones, pure joyful kids-party energy.