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

/* ===== HEADER ===== */
header {
  background: #062b52;
  padding: 20px;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 10;
}

body {
  padding-top: 90px;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 90%;
  margin: auto;
}

.logo {
  height: 90px;
  width: auto;
  display: block;
}

nav a {
  color: #fff;
  margin-left: 20px;
  text-decoration: none;
}

/* ===== BANNER ===== */
.banner {
  min-height: calc(100vh - 90px);
  background-image: url("/img/banner.png");
  background-size: 300px 300px;
  background-repeat: repeat;
  display: flex;
  align-items: center;
  justify-content: center;
}

.overlay {
  background: rgba(0,0,0,.5);
  padding: 40px;
  color: #fff;
  text-align: center;
}

.banner h1 {
  font-size: 48px;
  margin-bottom: 15px;
}

.banner p {
  font-size: 18px;
  margin-bottom: 25px;
}

.btn {
  background: #00c8ff;
  color: #fff;
  padding: 12px 30px;
  text-decoration: none;
  border-radius: 5px;
}

/* ===== PLANOS ===== */
.planos {
  background-image: url("../img/faixada.png");
  background-size: cover;
  background-position: center;
  padding: 100px 20px;
  text-align: center;
  color: #FFD700;
}

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

.card {
  background: #062b52;
  padding: 25px;
  width: 260px;
  border-radius: 8px;
  color: #fff;
}

.card a {
  display: block;
  margin-top: 15px;
  background: #00c8ff;
  color: #fff;
  padding: 10px;
  border-radius: 5px;
  text-decoration: none;
}

/* ===== SOBRE ===== */
.sobre {
  background-image: url("../img/fundo-planos.png");
  background-size: cover;
  background-position: center;
  padding: 80px 20px;
}

.sobre h2 {
  color: #FFD700;
  margin-bottom: 20px;
}

.sobre p {
  color: #FFEB99;
  max-width: 800px;
  margin-left: auto;
}

/* ===== CONTATO ===== */
.contato {
  padding: 90px 20px;
  text-align: center;
}

.contato form {
  max-width: 500px;
  margin: auto;
}

.contato input,
.contato textarea,
.contato button {
  width: 100%;
  margin-bottom: 10px;
  padding: 12px;
}

/* ===== FOOTER ===== */
footer {
  background: #062b52;
  color: #fff;
  text-align: center;
  padding: 20px;
}

/* ===== BOTÃO APP ===== */
.btn-app {
  padding: 12px 22px;
  background: #f4b400;
  color: #000;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
}

.btn-app:hover {
  opacity: 0.85;
}

section {
  scroll-margin-top: 100px;
}