:root{color-scheme:light dark;--fg:#14181f;--muted:#5b6573;--bg:#f7f8fa;--card:#ffffff;--border:#e2e6ec;--accent:#1565c0;--accent-fg:#ffffff;--ok:#1b7f3b;--warn:#b06a00}@media (prefers-color-scheme:dark){:root{--fg:#e6e9ee;--muted:#9aa4b2;--bg:#0e1116;--card:#161b22;--border:#283039;--accent:#5aa0f0;--accent-fg:#0e1116;--ok:#4cc168;--warn:#e0a23a}}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--fg);line-height:1.5}main{max-width:760px;margin:0 auto;padding:3rem 1.25rem 4rem}h1{font-size:1.6rem;margin:0 0 .5rem}.sub{color:var(--muted);margin:0 0 2rem}a{color:var(--accent)}.btn{display:inline-block;background:var(--accent);color:var(--accent-fg);padding:.7rem 1.3rem;border-radius:8px;font-weight:600;text-decoration:none;border:none;cursor:pointer;font-size:1rem}.btn.secondary{background:transparent;color:var(--accent)}.btn.secondary,.card{border:1px solid var(--border)}.card{background:var(--card);border-radius:10px;padding:1rem 1.25rem;margin:.75rem 0}.row{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.pill{display:inline-block;padding:.1rem .6rem;border-radius:999px;font-size:.8rem;border:1px solid var(--border)}.pill.ok{color:var(--ok);border-color:var(--ok)}.pill.warn{color:var(--warn);border-color:var(--warn)}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85em}.note{color:var(--muted);font-size:.9rem}