/* Portal do Faturamento — cabeçalho fixo com busca, conteúdo em coluna de leitura larga, tabelas roláveis */
:root {
  --bg: #f3f5f4;
  --surface: #ffffff;
  --ink: #17262a;
  --muted: #5d6f73;
  --line: #d9e1df;
  --accent: #0f6b66;
  --accent-ink: #ffffff;
  --accent-soft: #dcefec;
  --total: #b5600f;
  --warn-bg: #fff3df;
  --warn-ink: #8a4a00;
  --hover: #eef3f2;
  --topo: #0f2a2c;
  --topo-ink: #e6f1ef;
  --f-display: "Libre Franklin", "Segoe UI", Arial, sans-serif;
  --f-body: "Source Sans 3", "Segoe UI", Arial, sans-serif;
  --f-mono: "IBM Plex Mono", Consolas, "Courier New", monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1719; --surface: #172225; --ink: #e3ecea; --muted: #94a6a8; --line: #2a3a3d;
    --accent: #5cc4bb; --accent-ink: #0f1719; --accent-soft: #1d3a39; --total: #f0a35c;
    --warn-bg: #3a2a12; --warn-ink: #f4c27f; --hover: #1d2b2e; --topo: #0a1213; --topo-ink: #e3ecea;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--f-body); font-size: 16px; line-height: 1.5;
}
a { color: var(--accent); text-underline-offset: 2px; }
img { max-width: 100%; }
[hidden] { display: none !important; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* topo */
.topo { background: var(--topo); color: var(--topo-ink); position: sticky; top: 0; z-index: 20; }
.topo-in {
  max-width: 1320px; margin: 0 auto; display: flex; align-items: center; gap: 10px 20px; flex-wrap: wrap;
  padding: 10px max(16px, env(safe-area-inset-right, 0px)) 10px max(16px, env(safe-area-inset-left, 0px));
}
.marca { display: inline-flex; align-items: center; gap: 10px; color: var(--topo-ink); text-decoration: none;
  font-family: var(--f-display); font-weight: 800; font-size: 1.05rem; white-space: nowrap; }
.marca-sel { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 6px;
  background: #0f6b66; color: #fff; font-size: 0.8rem; letter-spacing: 0.02em; }
.busca-topo { flex: 1 1 220px; max-width: 420px; }
.busca-topo input { width: 100%; padding: 7px 10px; border-radius: 6px; border: 1px solid #36504f;
  background: #183638; color: var(--topo-ink); font: inherit; font-size: 0.95rem; }
.busca-topo input::placeholder { color: #9fb7b4; }
.menu { display: flex; gap: 4px 16px; flex-wrap: wrap; font-size: 0.92rem; }
.menu a { color: #bcd3cf; text-decoration: none; padding: 4px 0; border-bottom: 2px solid transparent; }
.menu a:hover, .menu a[aria-current=page] { color: #fff; border-bottom-color: #5cc4bb; }

/* conteúdo */
.conteudo { max-width: 1320px; margin: 0 auto;
  padding: 20px max(16px, env(safe-area-inset-right, 0px)) 48px max(16px, env(safe-area-inset-left, 0px)); }
.ficha { max-width: 1100px; display: grid; gap: 16px; }
.ficha > * { min-width: 0; }
h1 { font-family: var(--f-display); font-weight: 800; font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2rem);
  line-height: 1.2; margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
h2 { font-family: var(--f-display); font-weight: 700; font-size: 1.15rem; margin: 8px 0 0; }
h3 { font-family: var(--f-display); font-weight: 700; font-size: 0.98rem; margin: 14px 0 6px; color: var(--muted); }
.sub { color: var(--muted); margin: -6px 0 0; }
.codigo, .cod { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.codigo { color: var(--accent); font-weight: 600; margin-right: 4px; }
.cod { font-size: 0.85rem; white-space: nowrap; }
td .cod { color: var(--muted); }
a.cod { color: var(--accent); }
.trilha { font-size: 0.85rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 4px; }
.trilha a { color: var(--muted); }
.trilha .sep { opacity: 0.6; }
.nota { color: var(--muted); font-size: 0.9rem; }
.info { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 10px 12px;
  font-size: 0.9rem; color: var(--muted); margin: 0; }

/* valores e atributos */
.valores { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 10px; }
.vcard { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; display: grid; gap: 2px; }
.vcard span { font-size: 0.8rem; color: var(--muted); }
.vcard strong { font-family: var(--f-mono); font-size: 1.25rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.vcard.destaque { background: var(--accent); border-color: var(--accent); }
.vcard.destaque span, .vcard.destaque strong { color: var(--accent-ink); }
.atributos { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px 18px; margin: 0;
  background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 14px; }
.atributos dt { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); font-weight: 600; }
.atributos dd { margin: 2px 0 0; }
.descricao { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px;
  font-size: 0.95rem; line-height: 1.6; margin: 8px 0 0; max-width: 90ch; }

/* seções recolhíveis */
.secao { border-top: 1px solid var(--line); padding-top: 4px; }
.secao > summary { cursor: pointer; list-style: none; display: flex; align-items: center; gap: 8px; }
.secao > summary::-webkit-details-marker { display: none; }
.secao > summary::before { content: "▸"; color: var(--muted); font-size: 0.9rem; transition: transform .15s; }
.secao[open] > summary::before { transform: rotate(90deg); }
.secao > summary h2 { margin: 6px 0; }
.conta { font-family: var(--f-mono); font-size: 0.8rem; font-weight: 500; color: var(--accent); background: var(--accent-soft);
  padding: 1px 7px; border-radius: 10px; vertical-align: middle; }

/* tabelas */
.tabwrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: 8px; margin-top: 6px; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th { text-align: left; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted);
  font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 7px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: none; }
th.num, td.num { text-align: right; }
td.num { font-family: var(--f-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
tbody tr:hover td { background: var(--hover); }
.pill { display: inline-block; font-size: 0.72rem; font-weight: 600; padding: 2px 8px; border-radius: 10px; white-space: nowrap; }
.pill.sim { background: var(--accent-soft); color: var(--accent); }
.pill.nao { background: var(--warn-bg); color: var(--warn-ink); }
.botao { display: inline-block; background: var(--accent); color: var(--accent-ink); text-decoration: none; font-weight: 600;
  padding: 5px 12px; border-radius: 6px; margin-left: 6px; font-size: 0.9rem; }

/* início */
.hero { max-width: 900px; display: grid; gap: 12px; padding: 28px 0 24px; }
.eyebrow { font-family: var(--f-mono); font-size: 0.8rem; color: var(--accent); margin: 0; letter-spacing: 0.04em; }
.hero h1 { font-size: clamp(1.7rem, 1.2rem + 2vw, 2.7rem); }
.busca-grande { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.busca-grande input { flex: 1 1 260px; min-width: 0; padding: 12px 14px; font: inherit; font-size: 1.05rem;
  border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--ink); }
.busca-grande button { padding: 12px 22px; font: inherit; font-weight: 600; border: none; border-radius: 8px;
  background: var(--accent); color: var(--accent-ink); cursor: pointer; }
.exemplos { font-size: 0.9rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 4px 14px; margin: 0; }
.ferramentas { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; margin-top: 8px; }
.ferramenta { display: grid; gap: 6px; align-content: start; background: var(--surface); border: 1px solid var(--line);
  border-radius: 10px; padding: 16px; color: var(--ink); text-decoration: none; transition: border-color .15s; }
.ferramenta:hover { border-color: var(--accent); }
.ferramenta h2 { margin: 0; color: var(--accent); }
.ferramenta p { margin: 0; }

/* grupos */
.lista-grupos { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.lista-grupos li { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px;
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.indice { columns: 2 280px; margin: 8px 0 0; padding-left: 18px; }

/* busca */
.resultados { display: grid; gap: 18px; }
.resultados ol { list-style: none; padding: 0; margin: 6px 0 0; background: var(--surface); border: 1px solid var(--line); border-radius: 8px; }
.resultados li { padding: 8px 12px; border-bottom: 1px solid var(--line); display: flex; gap: 10px; flex-wrap: wrap; align-items: baseline; }
.resultados li:last-child { border-bottom: none; }
.resultados li a { flex: 1 1 260px; }
.resultados li .num { font-family: var(--f-mono); font-size: 0.85rem; color: var(--muted); white-space: nowrap; }

/* simulador dentro do site */
.sim-body { padding-block: 0; }
.sim-body .wrap > header h1 { font-size: 1.5rem; }
.sim-body .busca, .sim-body .resumo { top: 72px; }
@media (max-width: 640px) { .sim-body .busca, .sim-body .resumo { top: 12px; } }

/* rodapé */
.rodape { border-top: 1px solid var(--line); background: var(--surface); }
.rodape-in { max-width: 1320px; margin: 0 auto; font-size: 0.85rem; color: var(--muted);
  padding: 18px max(16px, env(safe-area-inset-right, 0px)) 28px max(16px, env(safe-area-inset-left, 0px)); }
.rodape-in p { margin: 4px 0; max-width: 100ch; }

@media (max-width: 640px) {
  .topo { position: static; }
  .menu { font-size: 0.88rem; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }