:root{--bg:#f7f9fc;--card:#fff;--text:#111827;--muted:#4b5563;--brand:#2563eb;--border:#e5e7eb}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Tahoma,sans-serif;background:var(--bg);color:var(--text);line-height:1.75}
.container{max-width:920px;margin:0 auto;padding:32px 18px 56px}.card{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:28px;box-shadow:0 10px 24px rgba(15,23,42,.06)}
h1{margin-top:0;color:var(--brand);font-size:30px}h2{margin-top:30px;font-size:21px}p,li{color:var(--muted);font-size:16px}a{color:var(--brand)}
.badge{display:inline-block;padding:4px 10px;border-radius:999px;background:#dbeafe;color:#1d4ed8;font-size:13px;margin-bottom:12px}
.footer{margin-top:28px;padding-top:18px;border-top:1px solid var(--border);color:#6b7280;font-size:14px}
nav{margin-bottom:18px}nav a{margin-left:12px;text-decoration:none;font-weight:700}