:root{--primary:#1e293b;--secondary:#64748b;--accent:#0ea5e9;--bg:#f8fafc;--surface:#fff;--surface-2:#f1f5f9;--text:#0f172a;--text-muted:#64748b;--border:#e2e8f0;--sidebar:#0f172a;--success:#16a34a;--warning:#d97706;--danger:#dc2626}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}a{color:inherit;text-decoration:none}