:root{--primary: #0f172a;--secondary: #3b82f6;--accent: #10b981;--background: #f8fafc;--foreground: #0f172a;--muted: #64748b;--border: #e2e8f0}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--background);color:var(--foreground);-webkit-font-smoothing:antialiased}