:root{color-scheme:dark;--bg-0: #04070d;--bg-1: #09111e;--bg-2: #132740;--ink: #e6f7ff;--accent: #7ef9c6;--accent-2: #ffe082;--danger: #ff6b6b}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#app{width:100%;height:100%;margin:0;overflow:hidden;background:radial-gradient(circle at top,rgba(0,180,180,.25),transparent 40%),linear-gradient(180deg,var(--bg-2),var(--bg-1) 48%,var(--bg-0));color:var(--ink);font-family:Trebuchet MS,PingFang SC,Hiragino Sans GB,Noto Sans CJK SC,sans-serif}canvas{display:block;margin:0 auto;touch-action:manipulation}