:root{color:#19324d;background:#b9e4f6;font-family:system-ui,sans-serif}*{box-sizing:border-box}body{min-width:320px;margin:0}.scene{background:linear-gradient(#a9ddf4 0 68%,#d9f1d0 68%);place-items:center;min-height:100vh;padding:2rem;display:grid;overflow:hidden}.card{text-align:center;width:min(720px,100%)}h1{margin:0 0 1rem;font-size:clamp(1.5rem,4vw,2.4rem);font-weight:700}.art{width:100%;display:block}.wire{stroke:#354352;stroke-width:5px;stroke-linecap:round}.swallow{transform-origin:50%}.tail,.body{fill:#182b43}.wing{transform-box:fill-box;transform-origin:50% 90%;fill:#315d80;stroke:#182b43;stroke-width:2px;transition:transform .12s cubic-bezier(.2,.8,.3,1)}.wing--closed{transform:rotate(0)scaleY(.92)}.wing--up{transform:rotate(-34deg)scaleY(1.2)}.wing--down{transform:rotate(30deg)scaleY(.72)}.wing--left{transform-origin:100% 90%}.wing--right{transform-origin:0 90%}.feather-lines{fill:none;stroke:#6f91ad;stroke-width:2px;stroke-linecap:round;opacity:.85;pointer-events:none}.eye{fill:#f7d76e}.beak{fill:#d28e3d}.bib{fill:#f2f5f4}.flapping .swallow{animation:.6s ease-in-out body-bob}@keyframes body-bob{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}button{color:#fff;cursor:pointer;background:#245c85;border:0;border-radius:999px;padding:.8rem 1.5rem;font-size:1rem;box-shadow:0 3px 10px #20507133}button:hover{background:#17496f}button:focus-visible{outline-offset:3px;outline:3px solid #f5c85b}.status{color:#37546c;min-height:1.5em;margin-top:.8rem}@media (prefers-reduced-motion:reduce){.wing{transition:none}.flapping .swallow{animation:none}}