*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary:#0a0a0a;--bg-secondary:#1a1a1a;--bg-tertiary:#252525;--text-primary:#e5e5e5;--text-secondary:#a3a3a3;--accent:#6366f1;--accent-hover:#818cf8;--border:#333;--danger:#ef4444;--success:#22c55e}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh}