:root {
  --bg: #080808;
  --text: #f2f2f2;
  --muted: #9a9a9a;
  --teal: #00e5c3;
  --line: rgba(255, 255, 255, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}

a {
  color: var(--teal);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  max-width: 820px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 14px;
}

h1 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  line-height: 1.2;
  margin: 0 0 12px;
}

h2 {
  font-size: 1.2rem;
  margin: 32px 0 12px;
}

h3 {
  font-size: 1.05rem;
  margin: 20px 0 8px;
}

.meta {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 24px;
}

.highlight {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
  background: rgba(0, 229, 195, 0.06);
  margin: 20px 0;
}

.box {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.03);
}

ul {
  padding-left: 1.2rem;
}

li {
  margin: 6px 0;
}

p {
  margin: 10px 0;
}