:root{--background:#0a0a0a;--foreground:#ededed;--card-bg:#171717;--primary:#00dc82;--primary-hover:#00b36b;--border:#333;--input-bg:#262626;--font-mono:"Courier New",Courier,monospace}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;background:var(--background);color:var(--foreground);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}a{color:inherit;text-decoration:none}h1,h2,h3{letter-spacing:-.02em}button{cursor:pointer}