:root {
  --azul-petroleo: #003743;
}

section[id] {
  scroll-margin-top: 100px;
}

section {
    padding-top: 100px;
    padding-bottom: 100px;
    margin-top: 50px;
    margin-bottom: 50px;
  }

html {
  scroll-padding-top: 100px; /* altura da sua navbar */
}

  /* Se quiser um pouco mais de respiro entre as seções e o topo do site */
  section:first-of-type {
    margin-top: 50px;
  }

body {
  font-family: 'Segoe UI', sans-serif;
  background: url('../img/fundo2.jpg') no-repeat center center fixed;
  background-size: cover;
  background-attachment: fixed;
  background-repeat: no-repeat;
  background-position: center;
  color: #111;
}

section, nav, footer {
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(3px);
  padding: 60px 0;
}

nav.navbar {
  background-color: var(--azul-petroleo) !important;
}

nav .nav-link {
  color: white !important;
}

nav .nav-link:hover {
  color: #aadcee !important;
}

.btn-custom {
  background-color: var(--azul-petroleo);
  border: none;
  color: white;
}

.btn-custom:hover {
  background-color: #005f6b;
}

footer {
  background-color: var(--azul-petroleo);
  color: white;
  padding: 20px 0;
  text-align: center;
}

.carousel img {
  max-height: 600px;
  object-fit: cover;
}


body::before {
  content: "";
  background: url('../img/fundo2.jpg') no-repeat center center fixed;
  background-size: cover;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  opacity: 0.6;
  z-index: -1;
}