/* Estilo geral neutro, institucional */
:root {
  --branco: #ffffff;
  --azul: #005587;
  --azul-claro: #3579ad;
  --cinza: #f4f6f8;
  --cinza-escuro: #4a4a4a;
  --texto: #222222;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Inter', 'Roboto', Arial, sans-serif;
  color: var(--texto);
  background: var(--cinza);
  line-height: 1.6;
}
.container { width: min(1200px, 100%); margin: 0 auto; padding: 1rem; }
header { background: var(--branco); border-bottom: 1px solid #dde1e6; }
nav { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; padding: 0.8rem 0; }
nav a { color: var(--azul); text-decoration: none; margin: 0 0.6rem; font-weight: 600; }
nav a:hover { text-decoration: underline; }
.logo { font-size: 1.1rem; font-weight: 700; color: var(--azul); }
.hero { background: var(--branco); padding: 2rem 1rem; margin-top: 1rem; border-radius: 8px; box-shadow: 0 1px 8px rgba(0,0,0,.06); }
.hero h1 { margin-top: 0; color: var(--azul); }
.hero p { margin: 0.8rem 0; }
.botao-grupo { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1rem; }
.botao { display: inline-block; padding: 0.65rem 1rem; border-radius: 5px; text-decoration: none; color: #fff; background: var(--azul); border: 1px solid var(--azul); font-weight: 600; }
.botao.secondary { background: #607d9a; border-color: #607d9a; }
.secao { background: var(--branco); padding: 1.5rem; margin: 1rem 0; border-radius: 8px; box-shadow: 0 1px 6px rgba(0,0,0,.05); }
.secao h2 { color: var(--azul); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; }
footer { background: #1a2533; color: #e8eef5; padding: 1.2rem 0; margin-top: 1rem; }
footer a { color: #a8c7e0; text-decoration: none; }
footer a:hover { text-decoration: underline; }
.info-bloco { font-size: 0.95rem; margin-top: 0.5rem; }
.nota { font-size: 0.9rem; color: #5c6370; }
form { display: grid; gap: 0.8rem; }
label { font-weight: 600; }
input, textarea { width: 100%; padding: 0.7rem; border: 1px solid #c4c8cf; border-radius: 4px; }
button { width: fit-content; padding: 0.65rem 1rem; border: none; border-radius: 5px; background: var(--azul); color: #fff; font-weight: 700; cursor: pointer; }
button:hover { background: var(--azul-claro); }
@media (max-width: 768px) {
  nav { flex-direction: column; align-items: flex-start; }
  .botao-grupo { justify-content: flex-start; }
}