:root {
  --bg: #0d0d0d;
  --ink: #f5f5f7;
  --muted: rgba(245, 245, 247, 0.72);
  --faint: rgba(245, 245, 247, 0.45);
  --mint: #4adeb8;
  --border: rgba(255, 255, 255, 0.1);
  --surface: #16161a;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  line-height: 1.55;
}

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

a:hover {
  text-decoration: underline;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 20px 64px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.brand {
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 14px;
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  letter-spacing: -0.03em;
  margin: 0 0 8px;
  line-height: 1.15;
}

.meta {
  color: var(--faint);
  font-size: 13px;
  margin-bottom: 28px;
}

h2 {
  font-size: 1.15rem;
  margin: 28px 0 10px;
  letter-spacing: -0.02em;
}

p,
li {
  color: var(--muted);
  font-size: 15px;
}

ul {
  padding-left: 1.2em;
}

li {
  margin: 6px 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px 18px;
  margin: 18px 0;
}

.card strong {
  color: var(--ink);
}

.footer {
  margin-top: 48px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-size: 13px;
}