/* Central de Conhecimento — Ágile Assistência
   Visual baseado no design enviado (portal claro, tons de azul-petróleo, cartões arredondados).
   Sem fontes nem ícones externos: tudo funciona sem depender de outros sites. */

:root {
  --fundo: #f5f7f7;
  --card: #ffffff;
  --lateral: #fcfdfd;
  --titulo: #203d46;
  --texto: #34505a;
  --muted: #5c7780;
  --leve: #82979e;
  --linha: #e3eaeb;
  --linha-forte: #cddbdf;
  --suave: #f1f5f6;
  --acento: #34545e;
  --acento-hover: #27434c;
  --link: #2b6a7a;

  --ok: #2f6f4a;       --ok-fundo: #edf6f0;      --ok-borda: #cfe6d7;
  --aviso: #6f5217;    --aviso-fundo: #fbf5e6;   --aviso-borda: #efe3c2;
  --perigo: #93303c;   --perigo-fundo: #fbeff0;  --perigo-borda: #f0d2d6;
  --info: #35606b;     --info-fundo: #eef4f5;    --info-borda: #d9e6e8;

  --raio: 20px;
  --raio-m: 16px;
  --raio-p: 12px;
  --larg-lateral: 268px;
  --sombra: 0 1px 2px rgba(32, 61, 70, .04), 0 10px 28px rgba(32, 61, 70, .05);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--fundo);
  color: var(--texto);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15.5px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--link); outline-offset: 2px; border-radius: 8px; }
p { margin: 0 0 12px; }
h1, h2, h3 { color: var(--titulo); margin: 0; }
h1 { font-size: 38px; line-height: 1.12; font-weight: 300; letter-spacing: -0.015em; }
h2 { font-size: 21px; font-weight: 400; margin: 36px 0 14px; letter-spacing: -0.005em; }
h3 { font-size: 16.5px; font-weight: 500; margin: 0 0 12px; }
strong { font-weight: 600; color: var(--titulo); }

/* ---------- Estrutura ---------- */
.app { display: block; }
.lateral {
  position: fixed; top: 0; left: 0; bottom: 0; width: var(--larg-lateral);
  background: var(--lateral); border-right: 1px solid var(--linha);
  padding: 26px 14px 24px; overflow-y: auto; z-index: 50;
}
.principal { margin-left: var(--larg-lateral); min-height: 100vh; display: flex; flex-direction: column; min-width: 0; }
.topo {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; gap: 16px;
  padding: 14px 40px; background: rgba(253, 254, 254, .92);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--linha);
}
.btn-menu { display: none; background: none; border: 0; color: var(--titulo); padding: 4px; cursor: pointer; }
.migalha-topo { flex: 1; min-width: 0; font-size: 14px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.migalha-topo .sep { margin: 0 8px; color: var(--leve); }
.migalha-topo strong { font-weight: 600; }
.busca-topo {
  display: flex; align-items: center; gap: 8px; width: 330px; max-width: 100%;
  background: #fff; border: 1px solid var(--linha); border-radius: 999px;
  padding: 0 8px 0 14px; color: var(--leve); box-shadow: 0 1px 2px rgba(32, 61, 70, .04);
}
.busca-topo:focus-within { border-color: var(--link); }
.busca-topo input { flex: 1; min-width: 0; border: 0; background: transparent; font: inherit; font-size: 14px; color: var(--titulo); padding: 9px 0; outline: none; }
.busca-topo kbd {
  font: inherit; font-size: 11px; color: var(--leve); background: var(--suave);
  border-radius: 6px; padding: 2px 7px; white-space: nowrap;
}
.conteudo { flex: 1; width: 100%; max-width: 1280px; padding: 40px 40px 56px; outline: none; }
.rodape { padding: 18px 40px 28px; font-size: 12.5px; color: var(--leve); }
.sombra { display: none; }

/* ---------- Menu lateral ---------- */
.marca { display: flex; align-items: center; gap: 12px; padding: 2px 8px 26px; color: var(--titulo); }
.marca:hover { text-decoration: none; }
.marca-logo { width: 40px; height: 40px; border-radius: 12px; background: var(--acento); color: #fff; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.marca-nome { display: block; font-size: 27px; font-weight: 300; line-height: 1; letter-spacing: -0.01em; }
.marca-sub { display: block; font-size: 11px; color: var(--leve); margin-top: 4px; }
.grupo-titulo { font-size: 11px; font-weight: 500; color: var(--leve); text-transform: uppercase; letter-spacing: 0.12em; padding: 0 10px; margin: 0 0 10px; }
.item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 12px; margin-bottom: 4px; border-radius: 14px;
  color: var(--muted); font-size: 14.5px; border: 1px solid transparent;
}
.item:hover { background: var(--suave); text-decoration: none; color: var(--titulo); }
.item.ativo { background: #eef3f4; border-color: var(--linha-forte); color: var(--titulo); font-weight: 500; }
.item svg { flex-shrink: 0; }

/* ---------- Cabeçalho de página ---------- */
.cab { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; margin-bottom: 28px; }
.eyebrow { font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--leve); margin-bottom: 8px; font-weight: 500; }
.sub { color: var(--link); font-size: 16px; margin: 10px 0 0; }
.btn-claro {
  display: inline-flex; align-items: center; gap: 8px; white-space: nowrap;
  background: #fff; color: var(--titulo); border: 1px solid var(--linha); border-radius: 999px;
  padding: 10px 18px; font-size: 14px; font-weight: 500; box-shadow: 0 1px 3px rgba(32, 61, 70, .06);
}
.btn-claro:hover { text-decoration: none; border-color: var(--linha-forte); background: var(--suave); }

/* ---------- Cartões ---------- */
.painel { background: var(--card); border: 1px solid var(--linha); border-radius: var(--raio); box-shadow: var(--sombra); padding: 30px 32px; }
.painel > h2:first-child { margin-top: 0; }
.painel > .alerta:first-child { margin-top: 0; }

/* ---------- Alertas ---------- */
.alerta { display: flex; gap: 12px; align-items: flex-start; border: 1px solid; border-radius: var(--raio-m); padding: 15px 18px; margin: 0 0 20px; font-size: 14.5px; }
.alerta-icone { flex-shrink: 0; margin-top: 2px; display: inline-flex; }
.alerta-info { background: var(--info-fundo); border-color: var(--info-borda); color: var(--info); }
.alerta-aviso { background: var(--aviso-fundo); border-color: var(--aviso-borda); color: var(--aviso); }
.alerta-perigo { background: var(--perigo-fundo); border-color: var(--perigo-borda); color: var(--perigo); }
.alerta-ok { background: var(--ok-fundo); border-color: var(--ok-borda); color: var(--ok); }
.alerta strong { color: inherit; }

/* ---------- Listas ---------- */
.lista { list-style: none; margin: 0 0 8px; padding: 0; }
.lista li { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--linha); }
.lista li:last-child { border-bottom: 0; }
.marca-li { flex-shrink: 0; margin-top: 4px; display: inline-flex; }
.li-ok .marca-li { color: var(--ok); }
.li-no .marca-li { color: var(--perigo); }
.li-aviso .marca-li { color: #b07d1c; }

.passos { list-style: none; margin: 0 0 20px; padding: 0; }
.passos li { display: flex; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--linha); align-items: flex-start; }
.passos li:last-child { border-bottom: 0; }
.passo-num { flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--info-fundo); border: 1px solid var(--info-borda); color: var(--info); display: inline-flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 600; margin-top: 1px; }

.colunas { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; margin-bottom: 20px; }
.coluna h3 { font-size: 12px; color: var(--leve); text-transform: uppercase; letter-spacing: 0.12em; font-weight: 500; }

/* ---------- Tabelas ---------- */
.tabela-wrap { overflow-x: auto; margin-bottom: 20px; }
.tabela { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.tabela th { text-align: left; font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--leve); font-weight: 500; padding: 10px 14px 10px 0; border-bottom: 1px solid var(--linha-forte); }
.tabela td { padding: 12px 14px 12px 0; border-bottom: 1px solid var(--linha); vertical-align: top; }

/* ---------- Seletor de serviços ---------- */
.seletor-grade { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; margin-bottom: 26px; }
.opcao { text-align: left; font: inherit; color: var(--titulo); background: #fff; border: 1px solid var(--linha); border-radius: var(--raio-m); padding: 14px 16px; cursor: pointer; transition: background .15s, border-color .15s, box-shadow .15s; }
.opcao:hover { border-color: var(--linha-forte); background: #fafcfc; }
.opcao[aria-pressed="true"] { background: #f2f7f8; border-color: #b6ced4; box-shadow: 0 0 0 3px rgba(43, 106, 122, .08); }
.opcao-titulo { display: block; font-weight: 500; font-size: 14.5px; }
.opcao-resumo { display: block; color: var(--muted); font-size: 12.5px; margin-top: 2px; }
.seletor-detalhe { animation: aparecer .18s ease-out; }
@keyframes aparecer { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* ---------- Abas ---------- */
.abas { display: flex; gap: 26px; border-bottom: 1px solid var(--linha); margin: 24px 0 26px; overflow-x: auto; }
.aba { padding: 10px 0; color: var(--muted); font-size: 14.5px; border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; }
.aba:hover { color: var(--titulo); text-decoration: none; }
.aba[aria-current="page"] { color: var(--titulo); border-bottom-color: var(--titulo); font-weight: 500; }

/* ---------- Mestre-detalhe (bases e modelos) ---------- */
.mestre-detalhe { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 24px; align-items: start; }
.mestre { display: flex; flex-direction: column; gap: 12px; position: sticky; top: 84px; max-height: calc(100vh - 108px); overflow-y: auto; padding: 3px; }
.mestre-cab { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--leve); margin-bottom: 2px; }
.cartao-lista { display: block; background: #fff; border: 1px solid var(--linha); border-radius: var(--raio-m); padding: 16px 18px; color: var(--titulo); box-shadow: 0 1px 2px rgba(32, 61, 70, .03); }
.cartao-lista:hover { text-decoration: none; border-color: var(--linha-forte); }
.cartao-lista[aria-current="page"] { border-color: #b6ced4; background: #f5f9fa; box-shadow: 0 0 0 3px rgba(43, 106, 122, .08); }
.cl-topo { display: flex; align-items: center; gap: 10px; font-weight: 500; font-size: 15px; }
.cl-topo svg { color: var(--leve); flex-shrink: 0; }
.cl-desc { color: var(--muted); font-size: 13px; margin: 6px 0 8px; line-height: 1.45; }
.cl-rodape { color: var(--leve); font-size: 12px; }

.etiqueta { display: inline-block; font-size: 11px; font-weight: 500; letter-spacing: 0.06em; color: var(--muted); background: var(--suave); border: 1px solid var(--linha); border-radius: 999px; padding: 3px 11px; margin-right: 8px; }
.detalhe-titulo { font-size: 34px; font-weight: 300; margin: 18px 0 0; letter-spacing: -0.01em; }

.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.chip { font: inherit; font-size: 13.5px; color: var(--muted); background: #fff; border: 1px solid var(--linha); border-radius: 999px; padding: 7px 15px; cursor: pointer; }
.chip:hover { border-color: var(--linha-forte); color: var(--titulo); }
.chip[aria-pressed="true"] { background: var(--acento); border-color: var(--acento); color: #fff; }

.busca-campo { display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--linha); border-radius: var(--raio-m); padding: 0 18px; margin-bottom: 20px; color: var(--leve); box-shadow: 0 1px 2px rgba(32, 61, 70, .03); }
.busca-campo:focus-within { border-color: var(--link); }
.busca-campo input { flex: 1; min-width: 0; border: 0; background: transparent; font: inherit; font-size: 15px; color: var(--titulo); padding: 15px 0; outline: none; }

/* ---------- Modelos ---------- */
.previa { background: #fbfcfc; border: 1px solid var(--linha); border-radius: var(--raio-m); padding: 22px 24px; margin: 22px 0 18px; }
.previa-rotulo { font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--leve); margin-bottom: 14px; font-weight: 500; }
.modelo { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13.5px; line-height: 1.85; color: var(--titulo); white-space: pre-wrap; word-break: break-word; margin: 0; }
.acao-rodape { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.nota { color: var(--leve); font-size: 13px; }
.btn { display: inline-flex; align-items: center; gap: 9px; background: var(--acento); color: #fff; border: 0; border-radius: 999px; font: inherit; font-size: 14.5px; font-weight: 500; padding: 12px 24px; cursor: pointer; box-shadow: 0 4px 12px rgba(52, 84, 94, .22); }
.btn:hover { background: var(--acento-hover); }
.btn-sec { background: #fff; color: var(--titulo); border: 1px solid var(--linha); box-shadow: none; }
.btn-sec:hover { background: var(--suave); }

/* ---------- Início ---------- */
.data-hoje { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--leve); margin-bottom: 8px; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 32px; align-items: center; background: linear-gradient(135deg, #ffffff 0%, #f2f6f7 100%); border: 1px solid var(--linha); border-radius: 24px; box-shadow: var(--sombra); padding: 34px 38px; margin: 30px 0 34px; }
.hero h2 { font-size: 30px; font-weight: 400; margin: 6px 0 12px; }
.hero p { color: var(--muted); max-width: 520px; }
.hero-caixa { background: #fff; border: 1px solid var(--linha); border-radius: var(--raio-m); padding: 18px 20px; box-shadow: 0 1px 3px rgba(32, 61, 70, .05); }
.hero-caixa .eyebrow { margin-bottom: 12px; }
.hero-caixa ul { list-style: none; margin: 0; padding: 0; }
.hero-caixa li { display: flex; gap: 10px; align-items: center; padding: 6px 0; font-size: 14.5px; color: var(--titulo); }
.hero-caixa li svg { color: var(--ok); flex-shrink: 0; }
.cartoes3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-bottom: 8px; }
.atalho { display: block; position: relative; background: #fff; border: 1px solid var(--linha); border-radius: var(--raio); padding: 22px 24px 20px; color: var(--titulo); box-shadow: 0 1px 2px rgba(32, 61, 70, .03); }
.atalho:hover { text-decoration: none; border-color: var(--linha-forte); box-shadow: var(--sombra); }
.atalho-icone { width: 40px; height: 40px; border-radius: 12px; background: var(--suave); border: 1px solid var(--linha); display: inline-flex; align-items: center; justify-content: center; color: var(--muted); margin-bottom: 18px; }
.atalho-seta { position: absolute; top: 24px; right: 24px; color: var(--leve); }
.atalho-nome { display: block; font-size: 17px; font-weight: 500; }
.atalho-desc { display: block; color: var(--muted); font-size: 13.5px; margin: 4px 0 14px; }
.atalho-meta { display: block; font-size: 12.5px; font-weight: 500; color: var(--muted); }

/* ---------- Linhas (resultados, links) ---------- */
.linhas { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--linha); }
.linhas li { border-bottom: 1px solid var(--linha); }
.linhas a { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 14px 4px; color: var(--titulo); }
.linhas a:hover { text-decoration: none; color: var(--link); }
.l-nome { font-weight: 500; }
.l-desc { color: var(--muted); font-size: 13.5px; text-align: right; font-weight: 400; }
.resultado-busca { flex-direction: column; align-items: stretch !important; gap: 4px; }
.rb-topo { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px; }
.rb-trecho { color: var(--muted); font-size: 14px; font-weight: 400; }
.vazio { color: var(--muted); padding: 20px 0; }

/* ---------- Calculadora ---------- */
.calc-grade { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 24px; align-items: start; margin-bottom: 24px; }
.painel-titulo { font-size: 23px; font-weight: 400; margin: 0 0 22px; }
.campo { margin-bottom: 20px; }
.campo label { display: block; font-size: 13.5px; font-weight: 500; color: var(--titulo); margin-bottom: 8px; }
.campo-in { position: relative; }
.campo-in input { width: 100%; font: inherit; font-size: 16px; color: var(--titulo); background: #fff; border: 1px solid var(--linha); border-radius: 14px; padding: 13px 52px 13px 16px; }
.campo-in input:focus { outline: none; border-color: var(--link); box-shadow: 0 0 0 3px rgba(43, 106, 122, .1); }
.campo-in .unid { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); color: var(--leve); font-size: 13px; pointer-events: none; }
.campo small { display: block; color: var(--leve); font-size: 12.5px; margin-top: 7px; }
.res-caixa { background: var(--suave); border: 1px solid var(--linha); border-radius: var(--raio-m); padding: 22px 24px; margin-bottom: 24px; }
.res-caixa .eyebrow { margin-bottom: 8px; }
.res-valor { font-size: 44px; font-weight: 300; color: var(--titulo); letter-spacing: -0.02em; line-height: 1.1; }
.res-nota { color: var(--muted); font-size: 14px; margin-top: 10px; }
.barra { display: flex; height: 10px; border-radius: 6px; overflow: hidden; background: var(--linha); margin: 10px 0 8px; }
.barra-cob { background: #b7c8cc; }
.barra-exc { background: var(--acento); }
.barra-leg { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--muted); margin-bottom: 20px; }
.res-linha { display: flex; justify-content: space-between; padding: 8px 0; font-size: 14.5px; color: var(--muted); }
.res-linha strong { color: var(--titulo); font-weight: 500; }
.exemplo-grade { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 18px; }
.exemplo-item { background: var(--suave); border-radius: var(--raio-p); padding: 14px 16px; }
.exemplo-item small { display: block; color: var(--leve); font-size: 12px; margin-bottom: 4px; }
.exemplo-item span { color: var(--titulo); font-size: 14.5px; }
.painel-cab { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.painel-cab .painel-titulo { margin: 0; }

/* ---------- Telas pequenas ---------- */
@media (max-width: 1100px) {
  .mestre-detalhe { grid-template-columns: 290px minmax(0, 1fr); }
  .cartoes3 { grid-template-columns: 1fr; }
  .calc-grade { grid-template-columns: 1fr; }
  .hero { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .btn-menu { display: inline-flex; }
  .lateral { transform: translateX(-100%); transition: transform .22s ease; width: min(300px, 86vw); }
  .lateral.aberto { transform: none; box-shadow: 8px 0 32px rgba(0, 0, 0, .18); }
  .sombra.aberta { display: block; position: fixed; inset: 0; background: rgba(32, 61, 70, .35); z-index: 45; }
  .principal { margin-left: 0; }
  .topo { padding: 10px 16px; gap: 10px; }
  .migalha-topo { display: none; }
  .busca-topo { flex: 1; width: auto; }
  .busca-topo kbd { display: none; }
  .conteudo { padding: 26px 16px 40px; }
  .rodape { padding: 14px 16px 24px; }
  h1 { font-size: 30px; }
  .detalhe-titulo { font-size: 28px; }
  .cab { flex-direction: column; gap: 14px; }
  .painel { padding: 22px 20px; }
  .mestre-detalhe { grid-template-columns: minmax(0, 1fr); }
  .painel { min-width: 0; }
  .mestre { position: static; max-height: none; flex-direction: row; overflow-x: auto; overflow-y: visible; padding: 3px 3px 10px; }
  .mestre-cab { display: none; }
  .mestre .cartao-lista { min-width: 230px; flex-shrink: 0; }
  .exemplo-grade { grid-template-columns: 1fr; }
  .hero { padding: 26px 22px; }
  .res-valor { font-size: 36px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}
@media print {
  .lateral, .topo, .btn, .sombra { display: none !important; }
  .principal { margin: 0; }
  .painel { box-shadow: none; }
}

/* Botão de copiar no topo do bloco da prévia */
.previa-topo { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; }
.previa-topo .previa-rotulo { margin: 0; }
.previa-topo .btn { padding: 9px 18px; font-size: 14px; box-shadow: none; }