:root{
  --bg:#f7f8fb;
  --card:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --accent:#0f766e;
}
html,body{height:100%;}
body{
  margin:0;padding:0;font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);
}
.container{max-width:880px;margin:40px auto;padding:28px;background:var(--card);box-shadow:0 6px 20px rgba(15,23,42,0.06);border-radius:10px}
h1{margin-top:0;color:var(--accent)}
.updated{color:var(--muted);margin-bottom:18px}
section{margin-bottom:18px}
h2{color:var(--accent);margin-bottom:8px}
h3{margin:8px 0}
ul{margin:8px 0 12px 20px}
footer{border-top:1px solid #eef2f7;padding-top:12px;margin-top:16px}
.summary{color:var(--muted)}

@media (max-width:600px){.container{margin:18px;padding:18px}}