* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: #f4f5f7;
  color: #1f2937;
  line-height: 1.6;
}

.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 32px 20px 56px;
}

.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
}

h1,
h2,
h3 {
  line-height: 1.25;
  margin-top: 0;
  color: #111827;
}

h1 {
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

h2 {
  font-size: 1.2rem;
  margin-top: 1.6rem;
  margin-bottom: 0.5rem;
}

p,
li {
  font-size: 1rem;
}

a {
  color: #2f73e0;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.muted {
  color: #6b7280;
}

.list-compact {
  margin-top: 0.25rem;
}