:root{
  --bg:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --border:#e5e7eb;
  --card:#f9fafb;
  --link:#0f766e;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:980px;margin:0 auto;padding:22px}
.header{border-bottom:1px solid var(--border);background:#fff;position:sticky;top:0;z-index:5}
.brand{display:flex;align-items:baseline;gap:12px}
.brand h1{font-size:22px;margin:0}
.brand small{color:var(--muted)}
.nav{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;padding-bottom:14px}
.nav a{padding:8px 10px;border:1px solid var(--border);border-radius:12px;background:var(--card)}
.nav a[aria-current="page"]{border-color:#0f766e33;background:#0f766e0d}
.hero{padding:18px 0}
.hero h2{font-size:34px;line-height:1.15;margin:0 0 8px}
.hero p{margin:0;color:var(--muted);max-width:70ch}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:14px;margin-top:16px}
.card{grid-column:span 12;border:1px solid var(--border);border-radius:18px;padding:16px;background:var(--card)}
@media(min-width:740px){
  .card.half{grid-column:span 6}
}
.card h3{margin:0 0 8px}
.card p{margin:0;color:var(--muted)}
.footer{border-top:1px solid var(--border);margin-top:26px;padding:18px 0;color:var(--muted);font-size:14px}
.kicker{display:inline-block;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border:1px solid var(--border);padding:6px 10px;border-radius:999px;background:#fff}
.article h1{font-size:34px;line-height:1.15;margin:12px 0 8px}
.article .lead{color:var(--muted);max-width:78ch}
.article h2{margin-top:20px}
.article ul{padding-left:18px}
.note{border-left:4px solid #0f766e33;padding:10px 12px;background:#0f766e0a;border-radius:12px;color:#0f172a}