:root {
  --fundo: #f4f5f7;
  --cartao: #fff;
  --texto: #1f2933;
  --suave: #616e7c;
  --borda: #dde1e6;
  --primaria: #1d4ed8;
  --primaria-hover: #1e40af;
  --perigo: #b91c1c;
  --ok: #047857;
}

* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 system-ui, "Segoe UI", Roboto, sans-serif; background: var(--fundo); color: var(--texto); }
[hidden] { display: none !important; }
h2 { margin: 28px 0 8px; font-size: 18px; }

.cartao { background: var(--cartao); border: 1px solid var(--borda); border-radius: 10px; padding: 20px; }

.btn { font: inherit; padding: 8px 14px; border-radius: 7px; border: 1px solid var(--borda); background: #fff; cursor: pointer; }
.btn:hover { background: #f0f2f5; }
.btn.primario { background: var(--primaria); border-color: var(--primaria); color: #fff; }
.btn.primario:hover { filter: brightness(.9); }
.btn.grande { padding: 12px 20px; font-size: 16px; font-weight: 600; }
.btn.pequeno { padding: 4px 10px; font-size: 13px; }
.link { font: inherit; background: none; border: 0; color: var(--primaria); cursor: pointer; padding: 4px 6px; }
.link:hover { text-decoration: underline; }
.link.perigo { color: var(--perigo); }

input, select, textarea { font: inherit; padding: 8px 10px; border: 1px solid var(--borda); border-radius: 7px; width: 100%; background: #fff; }
textarea { min-height: 70px; resize: vertical; }
label { display: block; margin-bottom: 12px; font-weight: 500; }
label input, label select, label textarea { margin-top: 4px; font-weight: 400; }
label.check { display: flex; align-items: center; gap: 8px; font-weight: 400; }
label.check input { width: auto; margin: 0; }
.erro { color: var(--perigo); min-height: 1em; margin: 4px 0; }
.dica { color: var(--suave); font-size: 13px; }

/* login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-cartao { width: 100%; max-width: 360px; }
.login-cartao h1 { font-size: 20px; margin: 0 0 18px; }
.login-cartao .btn { width: 100%; }

/* topo */
.topo { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 12px 24px; background: #fff; border-bottom: 1px solid var(--borda); }
.marca { font-size: 17px; }
.topo nav { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.usuario { color: var(--suave); margin: 0 8px; }

main { max-width: 1150px; margin: 0 auto; padding: 20px 24px 48px; }

/* escolha de empresa */
.escolha { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; margin-top: 16px; }
.cartao-empresa { font: inherit; text-align: left; cursor: pointer; background: #fff; border: 1px solid var(--borda); border-top: 8px solid var(--cor); border-radius: 12px; padding: 24px; transition: box-shadow .15s, transform .15s; }
.cartao-empresa:hover { box-shadow: 0 8px 24px rgba(0,0,0,.1); transform: translateY(-2px); }
.cartao-empresa .nome { font-size: 19px; font-weight: 700; color: var(--cor); }
.cartao-empresa .cnpj { color: var(--suave); margin-top: 4px; font-variant-numeric: tabular-nums; }
.cartao-empresa .entrar { margin-top: 18px; font-weight: 600; color: var(--cor); }

/* faixa que identifica a empresa atual */
.faixa-empresa { background: var(--primaria); color: #fff; }
.faixa-conteudo { max-width: 1150px; margin: 0 auto; padding: 18px 24px; display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.faixa-rotulo { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; opacity: .85; }
.faixa-nome { font-size: 24px; font-weight: 700; line-height: 1.2; }
.faixa-cnpj { opacity: .9; font-variant-numeric: tabular-nums; }
.btn.trocar { background: rgba(255,255,255,.15); border-color: rgba(255,255,255,.5); color: #fff; font-weight: 600; }
.btn.trocar:hover { background: rgba(255,255,255,.28); }
.empresa-modal { border-left: 5px solid var(--primaria); background: #f8fafc; padding: 8px 12px; border-radius: 6px; margin-bottom: 14px; }
.empresa-modal strong { color: var(--primaria); }
.cor-amostra { display: inline-block; width: 14px; height: 14px; border-radius: 4px; vertical-align: -2px; margin-right: 8px; }

.proximo { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.rotulo { color: var(--suave); font-size: 13px; text-transform: uppercase; letter-spacing: .04em; }
.numero-grande { font-size: 34px; font-weight: 700; font-variant-numeric: tabular-nums; }

.filtros { display: flex; gap: 12px; margin-bottom: 12px; align-items: end; }
.filtros label { margin: 0; display: flex; align-items: center; gap: 8px; }
.filtros select { width: auto; margin: 0; }
.filtros input { flex: 1; }

.tabela-wrap { padding: 0; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--borda); vertical-align: top; }
th { font-size: 13px; color: var(--suave); font-weight: 600; background: #fafbfc; }
tbody tr:last-child td { border-bottom: 0; }
td.num { font-weight: 700; white-space: nowrap; font-variant-numeric: tabular-nums; }
td.data { white-space: nowrap; color: var(--suave); }
td.acao .btn { white-space: nowrap; }
tr.cancelado td { color: #9aa5b1; }
tr.cancelado td.assunto { text-decoration: line-through; }
.selo { display: inline-block; font-size: 11px; font-weight: 600; padding: 1px 7px; border-radius: 99px; background: #fee2e2; color: var(--perigo); margin-left: 6px; text-decoration: none; }
.selo.ok { background: #d1fae5; color: var(--ok); }
.selo.cinza { background: #e5e7eb; color: var(--suave); }
.arquivos a { display: block; color: var(--primaria); text-decoration: none; max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.arquivos a:hover { text-decoration: underline; }
.sem-arquivo { color: #c2410c; font-size: 13px; }
.tabela-wrap + .btn, .paginacao + .btn { margin-top: 10px; }

/* paginação */
.paginacao { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 10px; }
.paginacao:empty { display: none; }
.pag-resumo { color: var(--suave); font-size: 13px; }
.pag-botoes { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.pag-btn { font: inherit; font-size: 14px; min-width: 36px; height: 36px; padding: 0 10px; border: 1px solid var(--borda); border-radius: 7px; background: #fff; cursor: pointer; font-variant-numeric: tabular-nums; }
.pag-btn:hover:not(:disabled) { background: #f0f2f5; }
.pag-btn:disabled { cursor: default; opacity: .45; }
.pag-btn[aria-current="page"] { background: var(--primaria); border-color: var(--primaria); color: #fff; opacity: 1; font-weight: 600; }
.pag-reticencias { color: var(--suave); padding: 0 4px; }
.pag-atual-celular { display: none; }
.vazio { text-align: center; color: var(--suave); padding: 24px; margin: 0; }

/* modal */
dialog { border: 0; border-radius: 12px; padding: 24px; width: min(520px, calc(100vw - 32px)); box-shadow: 0 20px 50px rgba(0,0,0,.25); }
dialog::backdrop { background: rgba(15, 23, 42, .45); }
dialog h3 { margin: 0 0 16px; }
.acoes { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }
.lista-anexos { list-style: none; padding: 0; margin: 0 0 12px; }
.lista-anexos li { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 6px 0; border-bottom: 1px solid var(--borda); }
.destaque { background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 8px; padding: 14px; text-align: center; font-size: 22px; font-weight: 700; margin-bottom: 8px; }

.menu-btn { display: none; font: inherit; font-size: 22px; line-height: 1; background: none; border: 1px solid var(--borda); border-radius: 7px; padding: 6px 11px; cursor: pointer; color: var(--texto); }

/* ---------- celular e tablet pequeno ---------- */
@media (max-width: 760px) {
  body { font-size: 15px; }
  /* 16px evita o zoom automático do iPhone ao tocar no campo */
  input, select, textarea { font-size: 16px; }

  main { padding: 16px 16px 40px; }
  h2 { margin-top: 22px; }

  /* topo com menu ☰ */
  .topo { padding: 10px 16px; flex-wrap: nowrap; position: sticky; top: 0; z-index: 10; }
  .menu-btn { display: block; }
  .topo nav { display: none; }
  .topo nav.aberto {
    display: flex; flex-direction: column; align-items: stretch; gap: 0;
    position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--borda); box-shadow: 0 10px 20px rgba(0,0,0,.08); padding: 6px 0;
  }
  .topo nav .link { text-align: left; padding: 13px 16px; font-size: 16px; }
  .topo nav .usuario { order: -1; margin: 0; padding: 10px 16px 6px; font-size: 13px; }

  /* faixa da empresa */
  .faixa-conteudo { padding: 14px 16px; gap: 10px; }
  .faixa-nome { font-size: 19px; }
  .faixa-cnpj { font-size: 13px; }
  .btn.trocar { width: 100%; padding: 10px; }

  /* próximo número + botão de registrar */
  .proximo { flex-direction: column; align-items: stretch; text-align: center; padding: 16px; }
  .numero-grande { font-size: 28px; }
  .proximo .btn.grande { width: 100%; padding: 14px; }

  .filtros { flex-direction: column; align-items: stretch; gap: 8px; }
  .filtros label { justify-content: space-between; }
  .filtros select { flex: 1; }

  /* tabelas viram cartões */
  .tabela-wrap { background: none; border: 0; overflow: visible; }
  table.responsiva thead { display: none; }
  table.responsiva, table.responsiva tbody, table.responsiva tr, table.responsiva td { display: block; width: 100%; }
  table.responsiva tr { background: var(--cartao); border: 1px solid var(--borda); border-radius: 10px; padding: 12px 14px; margin-bottom: 10px; }
  table.responsiva td { display: flex; gap: 10px; padding: 3px 0; border: 0; }
  table.responsiva td:empty { display: none; }
  table.responsiva td[data-label]::before { content: attr(data-label); flex: 0 0 96px; color: var(--suave); font-size: 13px; padding-top: 1px; }
  table.responsiva td > * { min-width: 0; }
  table.responsiva td.num, table.responsiva td.titulo { font-size: 18px; font-weight: 700; padding-bottom: 6px; }
  table.responsiva td.acao { padding-top: 10px; }
  table.responsiva td.acao .btn { width: 100%; padding: 10px; font-size: 15px; }
  .arquivos a { max-width: 100%; padding: 2px 0; white-space: normal; word-break: break-word; }
  table.responsiva td.titulo { align-items: center; gap: 0; }
  .tabela-wrap .vazio { background: var(--cartao); border: 1px solid var(--borda); border-radius: 10px; }
  .tabela-wrap + .btn, .paginacao + .btn { width: 100%; padding: 12px; }

  /* paginação no celular: ‹ Anterior | Página 3 de 20 | Próxima › */
  .paginacao { flex-direction: column; align-items: stretch; gap: 8px; margin-top: 0; }
  .pag-resumo { text-align: center; }
  .pag-botoes { flex-wrap: nowrap; justify-content: space-between; }
  .pag-num, .pag-reticencias { display: none; }
  .pag-atual-celular { display: block; flex: 1; text-align: center; font-size: 14px; font-weight: 600; }
  .pag-btn.pag-nav { height: 44px; padding: 0 14px; }

  /* janelas ocupam quase a tela toda */
  dialog { width: calc(100vw - 16px); max-height: calc(100dvh - 16px); padding: 18px 16px; }
  .acoes { position: sticky; bottom: -18px; background: #fff; padding: 10px 0 4px; margin-top: 8px; }
  .acoes .btn { flex: 1; padding: 12px; }
  .lista-anexos li { flex-wrap: wrap; }
  .lista-anexos a { word-break: break-all; }

  .escolha { grid-template-columns: 1fr; gap: 12px; }
  .cartao-empresa { padding: 18px; }
}