:root{--bg:#f6f7f4;--fg:#1d2a24;--muted:#5b6b62;--accent:#1f6f4a;--line:#d8ddd6;color:var(--fg);background:var(--bg);font-family:Segoe UI,system-ui,sans-serif}@media (prefers-color-scheme:dark){:root{--bg:#121815;--fg:#e4ebe6;--muted:#9aaba1;--accent:#5fc497;--line:#2b3630}}body{margin:0}.shell{max-width:48rem;margin:0 auto;padding:2rem 1rem}.brand{color:var(--accent);letter-spacing:.08em;text-transform:uppercase;font-size:.8rem;font-weight:700}h1{margin:.25rem 0 1.5rem;font-size:1.6rem}dl{grid-template-columns:max-content 1fr;gap:.5rem 1.5rem;margin:0 0 1.5rem;display:grid}dt{color:var(--muted)}dd{margin:0}button{background:var(--accent);color:var(--bg);font:inherit;cursor:pointer;border:0;border-radius:6px;padding:.6rem 1.1rem}