:root{color-scheme:light dark;--bg:#0b0f14;--fg:#e8eef5;--muted:#8b9aab;--accent:#3d8bfd;--card:#121820;--border:#243041;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg);color:var(--fg)}main{max-width:40rem;margin:0 auto;padding:3rem 1.25rem}h1{font-size:2rem;margin:0 0 .5rem}p{color:var(--muted);line-height:1.6}.card{margin-top:1.5rem;padding:1rem 1.25rem;background:var(--card);border:1px solid var(--border);border-radius:.75rem}.card dt{font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.card dd{margin:.25rem 0 .75rem;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;word-break:break-all}a{color:var(--accent)}