:root {
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #020617;
  color: #f1f5f9;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.65;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.topnav {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: #94a3b8;
  margin-bottom: 28px;
}

.topnav a {
  color: #22d3ee;
  text-decoration: none;
  font-weight: 600;
}

.topnav a:hover {
  text-decoration: underline;
}

.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #22d3ee;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 999px;
  padding: 3px 10px;
  margin-bottom: 14px;
}

h1 {
  font-size: 2rem;
  font-weight: 800;
  color: #f1f5f9;
  margin: 0 0 6px;
  line-height: 1.2;
}

.subtitle {
  color: #94a3b8;
  font-size: 15px;
  margin: 0 0 32px;
}

h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #f1f5f9;
  margin: 40px 0 12px;
  border-top: 1px solid #1e293b;
  padding-top: 28px;
}

h2:first-of-type {
  border-top: none;
  padding-top: 0;
  margin-top: 28px;
}

p {
  color: #cbd5e1;
  font-size: 15.5px;
  margin: 0 0 14px;
}

strong {
  color: #f1f5f9;
}

ul, ol {
  color: #cbd5e1;
  font-size: 15.5px;
  padding-left: 22px;
  margin: 0 0 16px;
}

li {
  margin-bottom: 6px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 24px;
  font-size: 14px;
}

th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid #1e293b;
}

th {
  color: #94a3b8;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

td {
  color: #e2e8f0;
}

.callout {
  background: #0f172a;
  border: 1px solid #1e293b;
  border-left: 3px solid #22d3ee;
  border-radius: 8px;
  padding: 14px 18px;
  margin: 20px 0;
  font-size: 14.5px;
  color: #cbd5e1;
}

.cta {
  display: inline-block;
  margin-top: 8px;
  padding: 10px 18px;
  background: linear-gradient(to right, #2563eb, #0891b2);
  color: #f1f5f9;
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  border-radius: 8px;
}

.related {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid #1e293b;
}

.related h3 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #94a3b8;
  margin: 0 0 12px;
}

.related a {
  display: block;
  color: #22d3ee;
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 600;
  margin-bottom: 8px;
}

.related a:hover {
  text-decoration: underline;
}

footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid #1e293b;
  color: #64748b;
  font-size: 12px;
}

footer a {
  color: #64748b;
}