:root{--paper:#fff9ef;--ink:#17152e;--green:#b5f56b;--muted:#706d7c}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button:disabled{opacity:.45;cursor:default}[hidden]{display:none!important}button:focus-visible,a:focus-visible{outline:3px solid #ff805c;outline-offset:4px}header{max-width:1180px;margin:auto;padding:24px 30px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #ded9d0}.brand{display:flex;align-items:center;gap:9px;font-weight:900;font-size:23px;letter-spacing:-1px}.nav{display:flex;gap:24px;align-items:center;font-size:13px}.nav button{background:none;border:1px solid #d8d3ca;border-radius:5px;padding:8px 10px;color:var(--ink)}main{max-width:1120px;margin:auto;padding:38px 30px 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button{margin-left:auto;color:var(--paper);background:transparent;border:1px solid #6a667d;border-radius:4px;padding:10px;font-size:11px}.field{position:relative;height:440px;overflow:hidden;background:#a9d9e5;isolation:isolate;touch-action:manipulation;cursor:crosshair}.scene,.overlay,#targets,#effects{position:absolute;inset:0}.scene{overflow:hidden;pointer-events:none;background:linear-gradient(#a2ccdb 0%,#d1e7dc 78%)}.sun{position:absolute;right:14%;top:12%;width:65px;height:65px;background:#fff3cb;box-shadow:10px 0 #fff3cb,-10px 0 #fff3cb,0 10px #fff3cb,0 -10px #fff3cb}.cloud{position:absolute;width:98px;height:18px;background:#f6f6df;box-shadow:16px -12px #f6f6df,36px -24px #f6f6df,65px -12px #f6f6df}.cloud-a{top:24%;left:12%}.cloud-b{top:43%;right:27%;transform:scale(.7)}.cloud-c{top:17%;right:8%;transform:scale(.5);opacity:.6}.hills{position:absolute;bottom:34px;width:100%;height:110px;background:#85b4ab;clip-path:polygon(0 55%,8% 55%,8% 35%,19% 35%,19% 15%,26% 15%,26% 40%,38% 40%,38% 65%,56% 65%,56% 45%,68% 45%,68% 25%,80% 25%,80% 50%,90% 50%,90% 35%,100% 35%,100% 100%,0 100%)}.city{position:absolute;bottom:20px;left:0;right:0;height:55px;background:repeating-linear-gradient(90deg,#5c8b88 0 25px,transparent 25px 31px);clip-path:polygon(0 30%,8% 30%,8% 60%,18% 60%,18% 0,26% 0,26% 45%,38% 45%,38% 20%,42% 20%,42% 65%,53% 65%,53% 40%,63% 40%,63% 10%,74% 10%,74% 50%,87% 50%,87% 20%,100% 20%,100% 100%,0 100%)}.ground{position:absolute;bottom:0;width:100%;height:30px;background:#375b57;border-top:9px solid #6d9c68}.field-label{position:absolute;bottom:10px;left:18px;font:9px monospace;letter-spacing:2px;color:#d7edd0;pointer-events:none}.bird{position:absolute;width:80px;height:64px;padding:0;border:0;background:none;will-change:transform;touch-action:manipulation;cursor:crosshair}.bird svg{width:100%;height:100%;filter:drop-shadow(3px 3px 0 #28535155)}.bird:focus-visible{outline:3px dashed var(--ink);outline-offset:0;border-radius:5px}.wing{transform-origin:40px 28px;animation:flap .28s steps(2) infinite}.frozen .wing{animation-play-state:paused}@keyframes flap{50%{transform:scaleY(-.55)}}.overlay{display:grid;place-items:center;background:#17152e45;padding:20px;z-index:5;cursor:default}.panel{max-width:420px;width:100%;text-align:center;background:var(--paper);padding:25px 28px;border:3px solid var(--ink);box-shadow:8px 8px 0 #17152e66}.panel h2{font-size:29px;letter-spacing:-1px;margin:4px 0 12px}.panel p:not(.eyebrow){font-size:13px;line-height:1.6;color:#5e5a69}.panel .keyboard{font-size:10px!important;margin-bottom:0}.hero-bird{width:90px;height:65px;filter:drop-shadow(3px 3px 0 #17152e22)}.primary,.secondary{padding:16px 22px;border:1px solid var(--ink);border-radius:5px;font-size:13px;font-weight:700}.primary{background:var(--green);color:var(--ink);box-shadow:3px 3px 0 var(--ink)}.primary:hover{background:#c9ff8d}.secondary{background:transparent;color:var(--ink)}.panel .primary{width:100%;margin-top:8px}.machine-bottom{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:16px 18px 8px;color:#c9c5d4;font-size:11px}.machine-bottom>span:first-child{font:700 21px monospace;color:var(--green)}#caught{font:12px monospace;white-space:nowrap}.pop{position:absolute;font:900 22px monospace;color:var(--ink);pointer-events:none;animation:pop .55s ease-out forwards;z-index:2}@keyframes pop{to{transform:translateY(-35px);opacity:0}}.results{display:grid;grid-template-columns:1fr .75fr;gap:60px;align-items:center;margin-top:70px;scroll-margin-top:25px}.results h2{font-size:40px;letter-spacing:-2px;margin:20px 0 0}.result-number{font:900 76px monospace;letter-spacing:-5px;margin:8px 0 22px}.results p{line-height:1.6}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}.text-button{border:0;border-bottom:1px solid var(--ink);padding:8px 0;margin-right:25px;background:none;color:var(--ink)}.note,#notice{font-size:12px;color:var(--muted);max-width:390px}.card-wrap{background:#ded9cf;padding:16px;border-radius:7px;transform:rotate(2deg)}canvas{width:100%;height:auto;display:block;box-shadow:0 6px 15px #17152e20}.walk-link{display:inline-block;border-bottom:1px solid var(--ink);margin-top:15px;font-size:13px}.under-game{display:flex;justify-content:space-between;gap:30px;margin-top:35px;color:var(--muted);font-size:11px;line-height:1.7}.under-game p{max-width:480px}footer{max-width:1060px;margin:auto;padding:25px 0 35px;border-top:1px solid #ded9d0;display:flex;justify-content:space-between;font-size:11px}footer span:first-child{font-weight:900}#record-note{font-weight:700}@media(max-width:650px){header{padding:18px 20px}.brand{font-size:20px}.nav{gap:12px}.nav a{font-size:11px}main{padding:24px 14px 35px}.heading{padding:0 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:is(#effects){pointer-events:none}