body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #f5f3f3;
  color: #333;
}

/* HEADER */
header {
  background: url("fundo-gnr.jpg") no-repeat center center/cover;
  color: rgb(9, 9, 9);
  padding: 20px;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 1000;
}
nav ul {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}
nav ul li {
  margin: 0 15px;
}
nav ul li a {
  color: rgb(5, 5, 5);
  text-decoration: none;
  font-weight: bold;
}
nav ul li a:hover {
  text-decoration: underline;
}

/* EVENTOS */
.container {
  max-width: 1100px;
  margin: 30px auto;
  padding: 20px;
}
.container h2 {
  text-align: center;
  margin-bottom: 30px;
}
.eventos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.evento {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  padding: 20px;
  text-align: center;
  transition: transform 0.2s;
}
.evento:hover {
  transform: translateY(-5px);
}
.evento h3 {
  margin-top: 0;
}
.evento p {
  margin: 10px 0;
}
.evento .data {
  font-size: 14px;
  color: #777;
}
.evento button {
  background: #006400;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  margin-top: 10px;
}
.evento button:hover {
  background: #228b22;
}

/* FOOTER */
footer {
  background-color: #222;
  color: white;
  text-align: center;
  padding: 20px;
  margin-top: 30px;
}