@font-face{font-family:GameChinese;src:local("Noto Sans CJK SC"),local("Microsoft YaHei"),local("PingFang SC");font-display:swap}:root{color-scheme:dark;background:#22364c;font-family:GameChinese,sans-serif}*{box-sizing:border-box}html,body,#app,#game{width:100%;height:100%;margin:0;overflow:hidden}html{height:100dvh}body{overscroll-behavior:none;touch-action:none;-webkit-tap-highlight-color:transparent}#game{background:radial-gradient(ellipse at center,#496982,#1b2b3e)}#game canvas{display:block;outline:none;box-shadow:0 12px 70px #0006}#game canvas:focus-visible{outline:2px solid #b6dffb;outline-offset:-2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}.game-save-text{z-index:1000;resize:none;padding:14px;border:1px solid #9cb9d2;border-radius:10px;background:#20354b;color:#edf5fc;font-family:ui-monospace,Consolas,monospace;line-height:1.5;outline:none;touch-action:auto;overflow:auto;overscroll-behavior:contain}.game-save-text:focus{border-color:#bedffb;box-shadow:0 0 0 2px #92bee333}