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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background: #f9f9f9;
}

/* Navbar */
header {
  background: #001f54; /* azul royal */
  padding: 15px 20px;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  color: #ffa500; /* laranja */
  font-size: 1.5rem;
  font-weight: bold;
}

.nav-links {
  list-style: none;
  display: flex;
}

.nav-links li {
  margin-left: 20px;
}

.nav-links a {
  color: white;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: #ffa500;
}

/* Hero */
.hero {
  height: 70vh;
  background: linear-gradient(rgba(0, 31, 84, 0.6), rgba(0, 31, 84, 0.6)),
              url("img/fundo.jpg") no-repeat center center/cover;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: white;
  padding: 20px;
  margin-top: 60px; /* compensar navbar fixa */
}

.hero h1 {
  font-size: 2.5rem;
}

.hero p {
  margin: 15px 0;
  font-size: 1.2rem;
}

.btn {
  background: #ffa500;
  color: white;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  transition: background 0.3s;
}

.btn:hover {
  background: #cc8400;
}

/* Seções */
section {
  padding: 50px 20px;
  text-align: center;
}

.sobre {
  background: #fff;
}

.contato {
  background: #001f54;
  color: white;
}

/* Galeria */
.galeria-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
  margin-top: 20px;
}

.galeria-container img {
  width: 100%;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.galeria-container img:hover {
  transform: scale(1.05);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 31, 84, 0.9); /* azul royal translúcido */
  justify-content: center;
  align-items: center;
}

.lightbox-content {
  max-width: 80%;
  max-height: 80%;
  border-radius: 10px;
}

.lightbox .close {
  position: absolute;
  top: 20px;
  right: 40px;
  font-size: 40px;
  color: white;
  cursor: pointer;
}

.lightbox .prev,
.lightbox .next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 40px;
  color: white;
  cursor: pointer;
  padding: 10px;
  user-select: none;
}

.lightbox .prev { left: 20px; }
.lightbox .next { right: 20px; }

/* Rodapé */
footer {
  background: #001f54;
  color: white;
  text-align: center;
  padding: 15px 0;
}

/* Responsividade */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  .nav-links {
    flex-direction: column;
    background: #001f54;
    position: absolute;
    top: 60px;
    right: 0;
    width: 200px;
    display: none;
  }
}