body {
  font-family: Arial, sans-serif;
  background-color: #f0f4f8; /* azul clarinho suave */
  color: #1f2d3d;
  margin: 0;
  padding: 2rem;
}

h1 {
  text-align: center;
  color: #1d4ed8; /* azul forte elegante */
  margin-bottom: 2rem;
}

form {
  max-width: 600px;
  margin: 0 auto;
  background-color: #ffffff;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

label {
  display: block;
  margin-top: 1rem;
  font-weight: bold;
  color: #1f2d3d;
}

input[type="text"],
input[type="number"],
input[type="email"],
textarea,
select {
  width: 100%;
  padding: 0.75rem;
  margin-top: 0.5rem;
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  box-sizing: border-box;
  background-color: #f8fafc;
  color: #1f2d3d;
}

textarea {
  resize: vertical;
  min-height: 100px;
}

button {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.75rem 1.5rem;
  background-color: #1d4ed8; /* azul */
  color: #ffffff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.3s ease;
}

button:hover {
  background-color: #2563eb; /* azul mais forte no hover */
}
.banner {
  width: 100%;
  margin: 2rem 0;
}

.banner-img {
  width: 100%;
  height: auto;
  display: block;
}

/* Reset básico */
body {
  background-color: #f7f7f7;
  font-family: 'Segoe UI', sans-serif;
  line-height: 1.6;
  padding: 0;
  margin: 0;
}

/* Container principal */
main.container {
  padding: 4rem 2rem;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 0 20px rgba(0,0,0,0.05);
  margin-top: 2rem;
}

/* Navegação */
nav.container-fluid {
  background-color: #ffffff;
  box-shadow: 0 1px 5px rgba(0,0,0,0.1);
  padding: 1rem 2rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid #eee;
}

nav ul li a {
  font-weight: bold;
}

/* Inputs */
input, textarea, select {
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 8px;
  width: 100%;
  margin-bottom: 1rem;
  font-size: 1rem;
}

/* Botões */
button {
  background-color: #10b981;
  color: white;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #059669;
}

/* Títulos */
h2, h3 {
  color: #111827;
}

/* Revisão de Anúncio */
#respostaRevisao {
  background-color: #f3f4f6;
  padding: 1rem;
  border-left: 4px solid #10b981;
  white-space: pre-wrap;
  border-radius: 8px;
  margin-top: 1rem;
}

/* Formulário de Revisão */
#inputRevisao {
  min-height: 150px;
  resize: vertical;
}