* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #1a2b3c;
  background: #f4f7fb;
}
.wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}
.card {
  background: #fff;
  border: 1px solid #dbe4ef;
  border-radius: 16px;
  padding: 28px 24px;
}
.logo {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #1f6b49;
  margin-bottom: 8px;
}
h1 {
  margin: 0 0 8px;
  font-size: 28px;
  line-height: 1.2;
}
.updated {
  color: #667788;
  font-size: 14px;
  margin-bottom: 24px;
}
h2 {
  font-size: 18px;
  margin: 28px 0 8px;
}
p, li { color: #334155; }
a { color: #1f6b49; }
ul { padding-left: 20px; }
.footer {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid #e7edf5;
  font-size: 14px;
  color: #667788;
}
.nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 10px;
  background: #1f6b49;
  color: #fff !important;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
}
.btn.secondary {
  background: #eef4f0;
  color: #1f6b49 !important;
}