:root {
  --ink: #0c0a0a;
  --ink-soft: #55504e;
  --ink-faint: #8a8482;
  --line: #e6e2e0;
  --surface: #ffffff;
  --surface-alt: #faf8f7;
  --accent: #f60903;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--surface);
  font-weight: 300;
}

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

/* Cabeçalho, leitura e rodapé compartilham a mesma medida, numa coluna só */

.wrap {
  max-width: 836px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Topo: mesma barra da landing (nav, .nav-inner, .nav-links, .nav-burger), em versão clara */

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: color 0.2s;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a[aria-current='page'] {
  color: var(--ink);
}

.nav-burger {
  display: none;
  background: none;
  border: none;
  color: var(--ink);
  font-size: 26px;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}

body { padding-top: 73px; }

/* Cabeçalho da página: identidade acima, título grande e um fio separando o documento */

.page-head {
  padding: 40px 0 0;
  text-align: center;
}

.head-utils {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 40px;
}

/* O fio nasce dentro do wrap para alinhar exatamente com a coluna de leitura */
.page-head .wrap::after {
  content: '';
  display: block;
  height: 1px;
  margin-top: 36px;
  background: var(--line);
}

.page-head h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(30px, 4.8vw, 44px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.005em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0;
}

.page-head p {
  margin: 0 0 14px;
  font-size: 13.5px;
  color: var(--ink-faint);
}

.crumb {
  font-size: 13px;
  color: var(--ink-faint);
  text-decoration: none;
  white-space: nowrap;
}

.crumb:hover { color: var(--ink); }

/* Índice de documentos */

.group { padding: 48px 0 8px; }

.group + .group { border-top: 1px solid var(--line); }

.group > h2 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 24px;
}

.doc {
  display: block;
  text-decoration: none;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.group .doc:last-child { border-bottom: 0; }

.doc:hover .doc-title { color: var(--accent); }

.doc-title {
  font-size: 19px;
  font-weight: 500;
  margin: 0 0 4px;
  transition: color 0.15s;
}

.doc-meta {
  font-size: 13.5px;
  color: var(--ink-faint);
}

/* Corpo do documento */

.doc-body {
  padding: 44px 0 96px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.doc-body h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 26px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--accent);
  margin: 56px 0 18px;
}

.doc-body h2:first-child { margin-top: 0; }

.doc-body h3 {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
  margin: 36px 0 12px;
}

.doc-body p { margin: 0 0 18px; }

.doc-body ul {
  margin: 0 0 18px;
  padding-left: 0;
  list-style: none;
}

.doc-body li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
}

.doc-body li::before {
  content: '';
  position: absolute;
  left: 3px;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.doc-body li li::before {
  background: none;
  border: 1px solid var(--accent);
}

.doc-body li ul { margin: 10px 0 0; }

.doc-body strong {
  font-weight: 600;
  color: var(--ink);
}

.doc-body hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 56px 0 32px;
}

.doc-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 24px;
  font-size: 14.5px;
  line-height: 1.6;
}

.doc-body th,
.doc-body td {
  text-align: left;
  vertical-align: top;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}

.doc-body th {
  font-weight: 600;
  color: var(--ink);
  background: var(--surface-alt);
}

/* Estados */

.state {
  padding: 64px 0;
  color: var(--ink-faint);
  font-size: 15px;
}

.skeleton {
  height: 13px;
  border-radius: 4px;
  background: var(--line);
  margin-bottom: 12px;
  animation: pulse 1.4s ease-in-out infinite;
}

@keyframes pulse { 50% { opacity: 0.45; } }

/* Rodapé */

.foot {
  border-top: 1px solid var(--line);
  padding: 32px 0 56px;
  font-size: 13px;
  color: var(--ink-faint);
}

.foot a { color: var(--ink-soft); }

@media (max-width: 860px) {
  .wrap { padding: 0 20px; }
  .nav-burger { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 24px 20px;
    background: rgba(255,255,255,0.98);
    border-bottom: 1px solid var(--line);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; }
  .page-head { padding-top: 28px; }
  .head-utils { margin-bottom: 28px; }
  .page-head .wrap::after { margin-top: 28px; }
  .doc-body { padding: 36px 0 72px; }
  .doc-body h2 { font-size: 24px; margin-top: 56px; }
  .doc-body table { display: block; overflow-x: auto; }
}

/* Ação de baixar */

.pdf {
  font: inherit;
  font-size: 13px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--ink-faint);
  cursor: pointer;
  white-space: nowrap;
}

.pdf:hover {
  color: var(--ink);
}

.pdf[hidden] { display: none; }

.print-head { display: none; }

/* Impressão: sai só o documento, identificado por versão e vigência */

@media print {
  body { padding-top: 0; }

  @page { margin: 18mm 16mm; }

  nav,
  .foot,
  .head-utils,
  .page-head p { display: none !important; }

  body {
    font-size: 10.5pt;
    line-height: 1.5;
    color: #000;
  }

  .wrap { max-width: none; padding: 0; }

  .page-head { padding: 0; }

  .page-head .wrap::after { display: none; }

  .page-head h1 { display: none; }

  .doc-body {
    padding: 0;
    color: #000;
  }

  .print-head {
    display: block;
    margin-bottom: 20pt;
    padding-bottom: 10pt;
    border-bottom: 1pt solid #000;
  }

  .print-head strong {
    display: block;
    font-size: 15pt;
    margin-bottom: 3pt;
  }

  .print-head span {
    font-size: 9pt;
    color: #444;
  }

  .doc-body h2 {
    font-size: 13pt;
    color: #000;
    margin: 18pt 0 7pt;
    break-after: avoid;
  }

  .doc-body h3 {
    font-size: 11pt;
    margin: 12pt 0 5pt;
    break-after: avoid;
  }

  .doc-body p, .doc-body li { orphans: 3; widows: 3; }

  .doc-body li::before { background: #000; }

  .doc-body li li::before { background: none; border-color: #000; }

  .doc-body table { font-size: 9pt; break-inside: avoid; }

  .doc-body th { background: none; }
}