:root {
  color-scheme: dark;
  --bg: #101114;
  --panel: #191b21;
  --text: #f5f7fb;
  --muted: #b8beca;
  --line: #303440;
  --teal: #32e0c4;
  --coral: #ff5d7d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: var(--teal);
}

header,
main,
footer {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
}

header {
  padding: 40px 0 20px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 18px;
}

nav a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

nav a:hover {
  border-bottom-color: var(--teal);
}

h1 {
  margin: 0;
  font-size: clamp(34px, 7vw, 64px);
  line-height: 1;
  letter-spacing: 0;
}

h2 {
  margin: 36px 0 10px;
  font-size: 24px;
  letter-spacing: 0;
}

h3 {
  margin: 24px 0 8px;
  font-size: 18px;
}

p,
li {
  color: var(--muted);
}

.lede {
  max-width: 720px;
  font-size: 19px;
  color: var(--text);
}

.panel {
  margin: 28px 0;
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 8px;
  background: var(--teal);
  color: #06110f;
  font-weight: 700;
  text-decoration: none;
}

.button.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}

footer {
  padding: 36px 0 48px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

small {
  color: var(--muted);
}