:root {
  --bg: #ffffff;
  --fg: #17212b;
  --muted: #405261;
  --primary: #0f5a95;
  --tint: #e7f2fa;
  --border: #cad3dc;
  --pending-bg: #fff3bf;
  --pending-fg: #5c4a00;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #10161c;
    --fg: #eef3f7;
    --muted: #b8c4cf;
    --primary: #8fc8f2;
    --tint: #1b2a38;
    --border: #324455;
    --pending-bg: #5c4a00;
    --pending-fg: #fff3bf;
  }
}

* {
  box-sizing: border-box;
}

html {
  font-size: 112.5%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  line-height: 1.65;
}

main,
header,
footer {
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 1rem;
}

header {
  padding-top: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 3px solid var(--primary);
}

header .brand {
  margin: 0;
  color: var(--primary);
  font-size: 1.3rem;
  font-weight: 700;
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin: 0.5rem 0 0.75rem;
  padding: 0;
  list-style: none;
}

nav a {
  display: inline-block;
  min-height: 2.75rem;
  padding: 0.5rem 0;
}

a {
  color: var(--primary);
  text-decoration: underline;
}

a:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

h1 {
  margin: 1.5rem 0 0.25rem;
  font-size: 1.7rem;
  line-height: 1.25;
}

h2 {
  margin: 2rem 0 0.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 2px solid var(--border);
  font-size: 1.3rem;
  line-height: 1.3;
}

p,
li {
  margin: 0.6rem 0;
}

ul,
ol {
  padding-left: 1.4rem;
}

.version {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.aviso {
  margin: 1.25rem 0;
  padding: 0.75rem 1rem;
  border-left: 5px solid var(--primary);
  background: var(--tint);
}

.pendente {
  padding: 0 0.3rem;
  background: var(--pending-bg);
  color: var(--pending-fg);
  font-weight: 700;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  padding: 0.5rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--tint);
}

.cards {
  display: grid;
  gap: 0.75rem;
  margin: 1rem 0;
  padding: 0;
  list-style: none;
}

.cards a {
  display: block;
  padding: 1rem;
  border: 2px solid var(--primary);
  border-radius: 0.75rem;
  font-weight: 700;
  text-decoration: none;
}

footer {
  margin-top: 2.5rem;
  padding-top: 1rem;
  padding-bottom: 2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

/* Em telas estreitas, cada linha da tabela vira um bloco com os rótulos. */
@media (max-width: 40rem) {
  .table-wrap {
    overflow-x: visible;
  }

  table,
  tbody,
  tr,
  td {
    display: block;
    width: 100%;
  }

  thead {
    position: absolute;
    left: -9999px;
  }

  tr {
    margin: 0 0 1rem;
    padding: 0.25rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
  }

  td {
    border-bottom: 0;
    padding: 0.4rem 0;
  }

  td::before {
    content: attr(data-label);
    display: block;
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 700;
  }
}