.site-nav {
  --nav-background: rgba(255, 255, 255, 0.94);
  --nav-border: #e2e7eb;
  --nav-text: #48535f;
  --nav-heading: #16202c;
  --nav-accent: #0e6e66;
  --nav-mark-background: #e8f2f0;
  --nav-mark-text: #0b564f;
}

.site-nav {
  width: 100%;
  background: var(--nav-background);
  border-bottom: 1px solid var(--nav-border);
}

.site-nav__inner {
  width: min(960px, calc(100% - 32px));
  min-height: 64px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-nav a {
  padding: 6px 0;
  border: 0;
  border-radius: 0;
  color: var(--nav-text);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.3;
  text-decoration: none;
  background: transparent;
}

.site-nav a:hover {
  color: var(--nav-accent);
  border: 0;
  background: transparent;
}

.site-nav a:focus-visible {
  outline: 2px solid var(--nav-accent);
  outline-offset: 4px;
  border-radius: 2px;
}

.site-nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--nav-heading) !important;
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  font-size: 20px !important;
}

.site-nav__mark {
  display: inline-grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 8px;
  background: var(--nav-mark-background);
  color: var(--nav-mark-text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  font-weight: 800;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.site-nav__links a[aria-current="page"] {
  color: var(--nav-accent);
}

.theme-toggle {
  padding: 5px 9px;
  border: 1px solid var(--nav-border);
  border-radius: 7px;
  background: transparent;
  color: var(--nav-text);
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 650;
}

.theme-toggle:hover {
  border-color: var(--nav-accent);
  color: var(--nav-accent);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--nav-accent);
  outline-offset: 3px;
}

:root[data-theme="dark"] .site-nav {
  --nav-background: rgba(21, 33, 38, 0.94);
  --nav-border: #2a3c42;
  --nav-text: #bdc9c7;
  --nav-heading: #eef5f3;
  --nav-accent: #61c8bc;
  --nav-mark-background: #183b39;
  --nav-mark-text: #83ddd2;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .site-nav {
    --nav-background: rgba(21, 33, 38, 0.94);
    --nav-border: #2a3c42;
    --nav-text: #bdc9c7;
    --nav-heading: #eef5f3;
    --nav-accent: #61c8bc;
    --nav-mark-background: #183b39;
    --nav-mark-text: #83ddd2;
  }
}

@media (max-width: 600px) {
  .site-nav__inner {
    min-height: auto;
    padding: 13px 0;
    align-items: flex-start;
  }

  .site-nav__links {
    justify-content: flex-end;
    gap: 7px 16px;
    flex-wrap: wrap;
  }
}