:root {
  --tinta: #1c2430;
  --papel: #f3efe7;
  --cartao: #fffdf9;
  --verde: #1e4636;
  --verde-claro: #e7f0eb;
  --linha: #e3d9cc;
  --perigo: #8d2e2e;
  --alerta: #8a5a12;
  --ok: #1f6b45;
  --sombra: none;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", "Helvetica Neue", sans-serif;
  color: var(--tinta);
  background: var(--papel);
  line-height: 1.45;
}
a { color: var(--verde); }
h1 { font-size: 1.7rem; margin: 0 0 1rem; font-weight: 650; }
h2 { font-size: 1.15rem; margin: 1.4rem 0 .6rem; }
.moldura { min-height: 100vh; }
.area-admin .moldura { display: flex; }
.menu {
  width: 230px;
  flex: 0 0 230px;
  background: var(--verde);
  color: #f7f4ee;
  padding: 1.2rem 1rem 2rem;
}
.menu a { display: block; color: #f7f4ee; text-decoration: none; padding: .42rem .5rem; border-radius: 6px; }
.menu a:hover { background: rgba(255,255,255,.08); }
.marca { font-weight: 700; margin: 0; }
.setor { margin: .15rem 0 1rem; opacity: .75; font-size: .85rem; }
.conteudo { flex: 1; padding: 1.4rem 1.3rem 3rem; max-width: 1100px; }
.topo-portal {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
  padding: 1rem 1.2rem;
  background: var(--verde);
  color: #f7f4ee;
}
.topo-portal a { color: #f7f4ee; margin-right: .8rem; text-decoration: none; }
.area-portal .conteudo { max-width: 880px; margin: 0 auto; }
.area-auth { display: flex; min-height: 100vh; align-items: center; justify-content: center; padding: 1rem; }
.cartao, .painel, form.bloco, .lista {
  background: var(--cartao);
  border: 1px solid var(--linha);
  border-radius: 12px;
  padding: 1rem;
}
.grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .8rem; }
.numero { font-size: 1.6rem; font-weight: 700; margin: 0; }
.rotulo { margin: 0; color: #5c6570; font-size: .9rem; }
.campo { display: flex; flex-direction: column; gap: .25rem; margin-bottom: .8rem; }
.campo span { font-size: .88rem; }
input, select, textarea {
  font: inherit;
  padding: .55rem .65rem;
  border: 1px solid var(--linha);
  border-radius: 8px;
  background: #fff;
  width: 100%;
}
button, .botao {
  display: inline-block;
  background: var(--verde);
  color: #fff;
  border: 0;
  border-radius: 8px;
  padding: .6rem .9rem;
  text-decoration: none;
  cursor: pointer;
  font: inherit;
}
.botao.secundario, button.secundario { background: transparent; color: var(--verde); border: 1px solid var(--verde); }
.linha-acoes { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.aviso { padding: .7rem .8rem; border-radius: 8px; background: var(--verde-claro); }
.aviso-erro { background: #f8e8e8; color: var(--perigo); }
.aviso-ok { background: #e5f4ec; color: var(--ok); }
.tabela-wrap { overflow-x: auto; border: 1px solid var(--linha); border-radius: 12px; background: #fff; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--linha); vertical-align: top; font-size: .95rem; }
th { font-size: .8rem; letter-spacing: .02em; color: #5c6570; }
.filtros { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: .6rem; margin-bottom: 1rem; }
.paginacao { display: flex; gap: .3rem; flex-wrap: wrap; margin-top: 1rem; }
.paginacao a { padding: .3rem .55rem; border: 1px solid var(--linha); border-radius: 6px; text-decoration: none; background: #fff; }
.paginacao a.atual { background: var(--verde); color: #fff; }
.aluno-card { margin-bottom: .8rem; }
.aluno-card h2 { margin-top: 0; }
.meta { color: #5c6570; font-size: .92rem; }
.auth-box { width: min(420px, 100%); }
.marca-auth { margin-bottom: 1rem; }
.check { display: flex; gap: .45rem; align-items: center; margin: .4rem 0; }
.check input { width: auto; }
@media (max-width: 800px) {
  .area-admin .moldura { display: block; }
  .menu { width: auto; }
  .menu nav { display: flex; gap: .3rem; overflow-x: auto; }
  .menu a { white-space: nowrap; }
  .conteudo { padding: 1rem; }
}