/* Header Background Wallpaper */
header.section {
  background-image: url('../images/blue-wallpaper.png');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  position: relative;
}

/* Optional: Add overlay for better text readability */
header.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.88); /* White mask overlay */
  z-index: 1;
}

/* Ensure content appears above overlay */
header.section > * {
  position: relative;
  z-index: 2;
}

/* Alternative: Apply to all sections with .section class */
.section.bg-wallpaper {
  background-image: url('../images/blue-wallpaper.png');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  position: relative;
}

.section.bg-wallpaper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.6); /* White mask overlay */
  z-index: 1;
}

.section.bg-wallpaper > * {
  position: relative;
  z-index: 2;
}

/* Responsive adjustments */
@media screen and (max-width: 768px) {
  header.section,
  .section.bg-wallpaper {
    background-attachment: scroll; /* Better performance on mobile */
  }
}