:root{font-family:Arial,"PingFang SC","Microsoft Yahei",sans-serif;color:#eef1ff;background:#171d39;color-scheme:dark}*{box-sizing:border-box}body{margin:0;padding:max(12px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left))}main{max-width:980px;margin:auto}header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 10px}header strong{font-size:20px}header span{font-size:11px;color:#aebbdc;display:block;margin-top:3px}button{font:inherit;border:1px solid #7187b7;border-radius:10px;background:#253658;color:#fff;padding:10px 14px;cursor:pointer;touch-action:none;-webkit-user-select:none;user-select:none}button:active,button.pressed{background:#6883bf}.stage{position:relative;line-height:0;width:100%;background:white;border-radius:8px;overflow:hidden}canvas{display:block;width:100%;height:auto;aspect-ratio:760/420;outline:none;touch-action:none}#loading{position:absolute;inset:40% 0;text-align:center;color:#263452;font-size:16px;line-height:1.5}.instruction{font-size:12px;line-height:1.7;color:#c0cae2;margin:10px 0}.touch-controls{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:10px}.pad{display:grid;grid-template-columns:repeat(3,48px);gap:5px}.pad button:first-child{grid-column:2}.pad button:nth-child(2){grid-column:1;grid-row:2}.pad button:nth-child(3){grid-column:2;grid-row:2}.pad button:nth-child(4){grid-column:3;grid-row:2}.pad button{min-height:44px;padding:7px}.bomb{min-height:66px;min-width:92px}#notice{font-size:12px;color:#f2d28b;line-height:1.6;min-height:18px}nav{display:flex;gap:20px;margin:12px 0;font-size:13px}a{color:#b7ccff}@media(min-width:800px)and(pointer:fine){.touch-controls{max-width:370px;margin-left:auto;margin-right:auto}}@media(max-height:500px){main{max-width:min(760px,calc((100svh - 95px)*760/420))}header{margin-bottom:4px}header strong{font-size:14px}header span,.instruction{display:none}header button{font-size:12px;padding:5px 8px}.touch-controls{position:fixed;left:10px;right:10px;bottom:10px;pointer-events:none}.touch-controls button{pointer-events:auto;opacity:.8}.pad{grid-template-columns:repeat(3,38px)}.pad button{min-height:32px;padding:4px}.bomb{min-height:45px;min-width:70px;font-size:12px}nav{margin:6px 0}#notice:empty{display:none}}

[hidden]{display:none!important}.dual-controls{display:grid;grid-template-columns:1fr 1fr;gap:20px}.dual-controls .touch-controls{display:flex;margin:4px 0;max-width:none}.dual-controls button{font-size:12px}.dual-controls .pad{grid-template-columns:repeat(3,34px)}.dual-controls .pad button{min-height:34px;padding:4px}.dual-controls small{color:#bdcafa}@media(max-width:550px){.dual-controls{grid-template-columns:1fr;gap:10px}}
@media(max-height:500px){.dual-controls{position:fixed;left:10px;right:10px;bottom:10px;display:grid;grid-template-columns:1fr 1fr;gap:40px;pointer-events:none}.dual-controls .touch-controls{position:static}.dual-controls button{pointer-events:auto;opacity:.8}.dual-controls small{color:#fff;text-shadow:0 1px 3px #000}}
@media(max-height:500px){main:has(#dual-touch:not([hidden])){max-width:min(760px,calc((100svh - 145px)*760/420))}}