:root{font-family:Inter,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;color:#edf3ff;background:#101625;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 50% 0,#24384c 0,transparent 65%);min-height:100svh}main{max-width:540px;margin:auto;padding:36px 22px 24px;text-align:center}header{display:flex;justify-content:space-between;align-items:center;color:#99aabc;font-size:10px;letter-spacing:2px}header p{font-size:10px;letter-spacing:0}h1{font-size:clamp(42px,10vw,64px);letter-spacing:-3px;margin:28px 0}h1 span{color:#71f2c1}.scores{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:24px}.scores div{font-size:12px;color:#99aabc;border:1px solid #2c3a4c;border-radius:16px;padding:16px}.scores strong{display:block;color:#fff;font-size:40px;line-height:1.3;font-variant-numeric:tabular-nums}.scores div:last-child strong{color:#71f2c1}.arena{border:1px solid #2c3a4c;border-radius:22px;background:#151f30;overflow:hidden}.arena-top{display:flex;justify-content:space-between;padding:20px;font-size:11px;letter-spacing:1px;color:#9aafc7}.aim{font-size:12px;color:#a8b7cb;margin:8px 0 0}#game{height:175px;touch-action:manipulation}canvas{display:block}#message{height:26px;margin:8px 10px 20px;font-size:14px;font-weight:700}.success{color:#71f2c1}.miss{color:#ffacaa}button{width:100%;border:0;border-radius:16px;background:#71f2c1;color:#10251e;font:inherit;font-weight:900;font-size:20px;padding:20px;margin-top:20px;cursor:pointer;touch-action:manipulation;box-shadow:0 6px #38a580}button:active{transform:translateY(3px);box-shadow:0 3px #38a580}button:focus-visible{outline:3px solid white;outline-offset:5px}.help{font-size:12px;line-height:1.9;color:#99aabc;margin-top:24px}footer{font-size:10px;color:#687e98;margin-top:28px}@media(max-height:740px){main{padding-top:16px}h1{margin:16px 0}.scores{margin-bottom:16px}#game{height:145px}footer{margin-top:16px}}.perfect{color:#ffdb79;text-shadow:0 0 16px #ffdb7933;font-size:20px!important;letter-spacing:2px}