/* Navigation and tabs for Rayray's page. */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 998;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  min-height: 64px;
  padding: 0 24px;
  background: #1c2737;
  border-bottom: 1px solid color-mix(in srgb, var(--default-color), transparent 88%);
  font-family: var(--nav-font);
}

.site-nav ul {
  grid-column: 2;
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a,
.site-nav button {
  display: block;
  padding: 12px 16px;
  border-radius: 9px;
  color: var(--nav-color);
  font-weight: 500;
  white-space: nowrap;
}

.site-nav button {
  border: 0;
  background: transparent;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: 0.3s;
}

.site-nav a:hover,
.site-nav button:hover,
.site-nav button[aria-selected="true"] {
  color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color), transparent 90%);
}

.site-nav a:focus-visible,
.site-nav button:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

.site-nav .site-back-link {
  justify-self: start;
  padding-right: 0;
  padding-left: 0;
  color: var(--accent-color);
}

.site-nav ~ main section[id] {
  scroll-margin-top: 80px;
}

.site-nav ~ main [role="tabpanel"][hidden] {
  display: none;
}

@media (max-width: 640px) {
  .site-nav {
    gap: 8px;
    padding: 8px 12px;
    font-size: 0.875rem;
  }

  .site-nav .site-back-link {
    grid-column: 1 / -1;
    grid-row: 1;
  }

  .site-nav ul {
    grid-row: 2;
  }

  .site-nav a,
  .site-nav button {
    padding: 12px 10px;
  }

  .site-nav ~ main section[id] {
    scroll-margin-top: 128px;
  }
}