*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0a0a0a;--fg:#ededed;--muted:#888;--accent:#12d393;--card-bg:#141414;--border:#222}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}