html,body{background:#0b0f14;height:100%;margin:0;padding:0;overflow:hidden}#game-root{background:#0b0f14;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}#game-root canvas{image-rendering:pixelated;image-rendering:crisp-edges;display:block}.nantian-error{color:#e2c48c;z-index:9999;background:#05070aeb;flex-direction:column;justify-content:center;align-items:center;gap:12px;font:14px/1.6 system-ui,sans-serif;display:flex;position:fixed;inset:0}.nantian-error button{font:inherit;color:#fff;cursor:pointer;background:#8c2a22;border:1px solid #e2c48c;padding:6px 18px}