html {
  scroll-padding-top: 84px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 6px 20px rgba(6, 20, 34, 0.08);
}

@media (max-width: 900px) {
  html {
    scroll-padding-top: 72px;
  }
}