A cream-paper pool party birthday invitation drawn in flat hand-doodle style: a cherry-topped ice cream cone with a waffle texture sits at the bottom right, a minimalist orange sun with radiating lines at the top left, and teal waters tie the palette together. The page carries the same poolside energy in its own voice — a Grand Hotel monoline script for the headline moments, Montserrat for the guest of honor's name, and a Caveat hand for the casual kickers. The countdown is restated as four bobbing pool-float rings with soft water shadows, the event details read as a splash plan, and the RSVP lands as the page's brightest note: a teal sticker-shadow CTA with a soft glow pulse. Every nav glyph — the sun, the splash wave, the map pin, the reply bubble — is drawn in one flat-line family at a single stroke weight, so the page reads as one commissioned doodle set rather than a stack of templates. The palette is cream paper, teal, navy and coral pink with pastel accents, and the motion budget stays playful and calm: bubbles rise, floats bob, a few confetti stars twinkle. It suits a summer milestone birthday for guests who love the water, the sunshine, and a party that starts at the headline.