body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#0f172a;color:#e2e8f0}a{color:inherit;text-decoration:none}.shell{min-height:100vh}.topbar{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;border-bottom:1px solid #334155}.content{max-width:1100px;margin:0 auto;padding:2rem 1.5rem 3rem}.grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.card{border:1px solid #334155;border-radius:16px;padding:1.25rem;background:#111c34}.muted{color:#94a3b8;line-height:1.6}