:root{--ground:#090b10;--plane:#12141c;--line:#ffffff1a;--fg:#f2f2f7;--fg2:#b4b4bf;--fg3:#8e8e9b;--accent:#7c6cff;--lavender:#cfc8f5;--gutter:clamp(16px, 5vw, 72px);--sheet-h:300px;--sans:-apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Helvetica Neue", "Microsoft YaHei", sans-serif;--mono:ui-monospace, "SF Mono", Menlo, monospace;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{background:var(--ground);scroll-behavior:smooth}body{background:var(--ground);min-width:320px;color:var(--fg);font:400 17px/1.6 var(--sans);-webkit-font-smoothing:antialiased;margin:0;overflow-x:hidden}h1,h2,p,dl,dd,ul,ol{margin:0;padding:0}ul,ol{list-style:none}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}kbd{min-width:26px;height:26px;color:var(--fg);font:500 13px/1 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