:root {
  --fundo: #fafaf9;
  --texto: #1c1917;
  --suave: #57534e;
  --borda: #e7e5e4;
  --link: #1d4ed8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fundo: #0c0a09;
    --texto: #f5f5f4;
    --suave: #a8a29e;
    --borda: #292524;
    --link: #93c5fd;
  }
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--fundo);
  color: var(--texto);
  font-family: "Outfit", system-ui, sans-serif;
  line-height: 1.6;
}
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 16px 64px;
}
header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--borda);
  padding-bottom: 16px;
  margin-bottom: 32px;
}
header strong {
  font-size: 1.25rem;
}
nav {
  display: flex;
  gap: 16px;
  font-size: 0.95rem;
}
a {
  color: var(--link);
  cursor: pointer;
}
h1 {
  font-size: 1.75rem;
  line-height: 1.25;
  margin: 0 0 8px;
}
h2 {
  font-size: 1.15rem;
  margin: 32px 0 8px;
}
.data {
  color: var(--suave);
  font-size: 0.9rem;
  margin: 0 0 24px;
}
footer {
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--borda);
  color: var(--suave);
  font-size: 0.9rem;
}