:root { color-scheme: light; --azul: #1a56db; --azul-escuro: #1a2942; --laranja: #f7941e; }

body {
  font-family: Arial, sans-serif;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 16px 40px;
  color: #1a1a1a;
}

.header { display: flex; align-items: center; padding: 28px 0 4px; }
.header img { height: 42px; }

.voltar {
  display: inline-block;
  margin-bottom: 16px;
  color: #555;
  font-size: 13px;
  text-decoration: none;
}
.voltar:hover { text-decoration: underline; }

h1 { font-size: 20px; margin: 20px 0 4px; }
p.subtitulo { color: #555; margin-top: 0; margin-bottom: 24px; }

form { display: grid; gap: 14px; }
fieldset { border: 1px solid #ddd; border-radius: 8px; padding: 16px; }
legend { font-weight: bold; padding: 0 6px; }
label { display: block; font-size: 13px; margin-bottom: 4px; color: #333; }
input {
  width: 100%;
  box-sizing: border-box;
  padding: 8px 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 14px;
}
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.row3 { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 12px; }

button {
  padding: 12px;
  background: var(--azul);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  cursor: pointer;
}
button:hover { background: #1546b3; }

#erro {
  color: #b91c1c;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 6px;
  padding: 10px;
  display: none;
}

.opcoes { display: grid; gap: 16px; margin-top: 28px; }
.opcao {
  display: block;
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 22px 24px;
  text-decoration: none;
  color: #1a1a1a;
  transition: box-shadow 0.15s, border-color 0.15s;
}
.opcao:hover { border-color: var(--azul); box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06); }
.opcao .titulo-opcao { font-size: 17px; font-weight: bold; margin-bottom: 4px; }
.opcao .desc-opcao { font-size: 13px; color: #555; }