* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: #f9f9f9;
  color: #333;
}

/* HEADER */
.header {
  background: #fff;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header nav a {
  margin-left: 15px;
  text-decoration: none;
  color: #555;
  font-weight: bold;
}

.header nav a:hover {
  color: #000;
}

/* BANNER */
.banner {
  position: relative;
  height: 80vh;
  overflow: hidden;
}

.banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: zoom 10s infinite alternate;
}

@keyframes zoom {
  from { transform: scale(1); }
  to { transform: scale(1.1); }
}

.banner-text {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

/* SECTIONS */
.section {
  padding: 60px 20px;
  text-align: center;
}

.section h2 {
  margin-bottom: 30px;
}

.cards {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.cards img {
  width: 300px;
  border-radius: 10px;
  transition: transform 0.5s;
}

.cards img:hover {
  transform: scale(1.08);
}

/* CONTATO */
.contato {
  background: #eee;
  padding: 60px 20px;
  text-align: center;
}

.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 25px;
  background: #333;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
}

.btn:hover {
  background: #000;
}

/* FOOTER */
footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 20px;
}

/* ANIMAÇÃO SCROLL */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}