/* EarwigFacts – Base Styles */
/* Calm, neutral, diagnostic */

:root {
  --text-color: #1f2933;
  --muted-text: #4b5563;
  --border-color: #e5e7eb;
  --link-color: #1f4fd8;
  --bg-color: #ffffff;
  --font-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background-color: var(--bg-color);
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-color);
  line-height: 1.6;
  font-size: 16px;
}

main {
  background-color: var(--bg-color);
}

h1, h2, h3 {
  font-weight: 600;
  line-height: 1.3;
  margin-top: 0;
}

h1 {
  font-size: 1.9rem;
  margin-bottom: 0.75rem;
}

h2 {
  font-size: 1.35rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

p {
  margin: 0.75rem 0;
  color: var(--text-color);
}

ul {
  margin: 0.75rem 0 0.75rem 1.25rem;
  padding: 0;
}

li {
  margin: 0.4rem 0;
}

hr {
  border: none;
  border-top: 1px solid var(--border-color);
}

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

a:hover {
  text-decoration: underline;
}

footer {
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
  color: var(--muted-text);
}

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

footer a:hover {
  text-decoration: underline;
}

/* Utility */

.small {
  font-size: 0.9rem;
  color: var(--muted-text);
}

.center {
  text-align: center;
}

/* Responsive */

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  h1 {
    font-size: 1.6rem;
  }

  h2 {
    font-size: 1.25rem;
  }
}