/* Reset e fontes */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background: #f5f9fc;
  color: #2a3d66;
  line-height: 1.6;
  scroll-behavior: smooth;
}

/* Cabeçalho fixo */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: #e1e8f7;
  box-shadow: 0 2px 6px rgba(42, 61, 102, 0.15);
  z-index: 1000;
}

nav {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 60px;
  padding: 0 20px;
}

nav h1 {
  font-weight: 600;
  font-size: 1.4rem;
  color: #1c2a53;
  margin: 0;
  flex-grow: 1;
}

nav a {
  text-decoration: none;
  color: #1c2a53;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 4px;
  transition: background-color 0.3s ease;
}

nav a:hover {
  background-color: #a3b8ff;
  color: white;
}

/* Conteúdo principal */
main {
  padding-top: 80px;
  max-width: 960px;
  margin: 0 auto 60px;
  padding-left: 20px;
  padding-right: 20px;
}

h2 {
  font-weight: 600;
  font-size: 2rem;
  margin-bottom: 24px;
  color: #1a264f;
  text-align: center;
}

.card {
  background: white;
  border-radius: 10px;
  box-shadow: 0 6px 15px rgba(42, 61, 102, 0.1);
  padding: 24px 30px;
  margin-bottom: 30px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 25px rgba(42, 61, 102, 0.25);
}

.card p {
  font-size: 1.05rem;
  color: #40587a;
}

.highlight {
  color: #4068ff;
  font-weight: 600;
}

ul {
  padding-left: 1.2em;
}

li {
  margin-bottom: 6px;
}

.info-flex {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.info-flex img {
  flex-shrink: 0;
  border-radius: 8px;
}

/* Botão Voltar */
.voltar-btn {
  display: inline-block;
  background-color: #4068ff;
  color: white;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease;
}

.voltar-btn:hover {
  background-color: #2a50d0;
}

/* Responsivo */
@media (min-width: 768px) {
  .card {
    padding: 36px 40px;
    font-size: 1.1rem;
  }
}