:root {
  --site-nav-scroll-offset: 108px;
}

html {
  scroll-padding-top: var(--site-nav-scroll-offset);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  isolation: isolate;
  background: rgba(13, 12, 19, 0.96);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: 0 9px 24px rgba(0, 0, 0, 0.22);
}

.bf-section,
#bf-planner,
#bf-fruit-catalog,
#bf-sea-atlas,
#bf-trading,
#bf-gear,
#bf-codes-panel,
#bf-player-notes,
#roundChallenge,
#mapExplorer {
  scroll-margin-top: var(--site-nav-scroll-offset);
}

@media (max-width: 680px) {
  :root {
    --site-nav-scroll-offset: 92px;
  }

  .main-nav {
    top: calc(100% - 1px);
  }
}