/* RESET BÁSICO */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* BASE */
body {
  font-family: Arial, Helvetica, sans-serif;
  color: #333;
  line-height: 1.6;
  background-color: #ffffff;
}

/* NAVEGAÇÃO */
nav {
  background: #052c46;
  padding: 12px;
  text-align: center;
}

nav a {
  color: #fff;
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
}

nav a:hover {
  text-decoration: underline;
}

/* HEADER */
header {
  background: #0a3d62;
  color: #fff;
  padding: 70px 20px;
  text-align: center;
}

header h1 {
  font-size: 2.4rem;
  margin-bottom: 10px;
}

header p {
  max-width: 900px;
  margin: auto;
}

/* SEÇÕES */
section {
  padding: 60px 20px;
  max-width: 1100px;
  margin: auto;
}

section h2 {
  color: #0a3d62;
  margin-bottom: 25px;
  font-size: 2rem;
}

/* GRID */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

/* CARDS */
.card {
  background: #f4f6f8;
  padding: 25px;
  border-radius: 10px;
}

/* LISTAS */
ul {
  padding-left: 20px;
}

ul li {
  margin-bottom: 10px;
}

/* BOTÕES */
.cta {
  display: inline-block;
  margin-top: 30px;
  padding: 15px 35px;
  background: #ffffff;
  color: #0a3d62;
  text-decoration: none;
  font-weight: bold;
  border-radius: 6px;
}

/* FOOTER */
footer {
  background: #052c46;
  color: #fff;
  text-align: center;
  padding: 40px 20px;
  margin-top: 40px;
}