:root {
  --bg: #0f1419;
  --fg: #e8eef4;
  --muted: #9aabbc;
  --accent: #5ec8a8;
  --line: #243040;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.65;
}
.wrap {
  max-width: 42rem;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}
.brand {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin: 0 0 0.5rem;
}
h1 { font-size: 1.75rem; margin: 0 0 0.75rem; }
h2 { font-size: 1.15rem; margin: 2rem 0 0.5rem; }
h3 { font-size: 1rem; margin: 1.25rem 0 0.35rem; color: var(--muted); }
.lead, .meta { color: var(--muted); }
.meta { font-size: 0.9rem; margin-bottom: 1.5rem; }
.links { list-style: none; padding: 0; }
.links li { margin: 0.75rem 0; }
a { color: var(--accent); }
ul { padding-left: 1.2rem; }
hr { border: none; border-top: 1px solid var(--line); margin: 2rem 0; }
.back { display: inline-block; margin-bottom: 1.5rem; font-size: 0.9rem; }