.site-nav {
  position: fixed;
  z-index: 60;
  inset: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 clamp(20px, 4vw, 64px);
  background: rgba(var(--bg-rgb), .72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  mask-image: linear-gradient(to bottom, #000 72%, transparent);
  -webkit-mask-image: linear-gradient(to bottom, #000 72%, transparent);
  pointer-events: none;
}

.site-nav > * {
  pointer-events: auto;
}

.site-nav .wordmark {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -.03em;
}

.site-nav .wordmark i {
  color: var(--accent);
  font-style: normal;
}

.site-nav .nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-nav .nav-links > a:not(.button) {
  padding: 6px 0;
  color: var(--muted);
  font-size: 13px;
}

.site-nav .nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(var(--ink-rgb), .08);
  color: var(--cream);
  cursor: pointer;
  transition: background-color .2s, color .2s, transform 160ms var(--ease-out);
}

.site-nav .nav-toggle svg {
  display: block;
  width: 18px;
  height: 18px;
}

.site-nav .nav-toggle:active {
  transform: scale(.96);
}

.site-nav > .theme-toggle--bar {
  display: none;
}

.site-nav .nav-drop {
  position: relative;
  display: flex;
  align-items: center;
}

.site-nav .nav-drop-trigger {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 0;
  border: 0;
  background: none;
  color: var(--muted);
  font-family: inherit;
  font-size: 13px;
  font-weight: 400;
  line-height: 1;
  cursor: pointer;
  transition: color .2s;
}

.site-nav .nav-drop-caret {
  width: 11px;
  height: 11px;
  transition: transform .22s var(--ease-out);
}

.site-nav .nav-drop-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  min-width: 176px;
  display: flex;
  flex-direction: column;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(var(--bg-rgb), .96);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .35);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-6px);
  transition: opacity .2s var(--ease-out), transform .2s var(--ease-out), visibility .2s;
}

.site-nav .nav-drop-menu::before {
  content: '';
  position: absolute;
  right: 0;
  bottom: 100%;
  left: 0;
  height: 14px;
}

.site-nav .nav-drop-menu a {
  display: block;
  padding: 9px 12px;
  border-radius: 9px;
  color: var(--cream);
  font-size: 13px;
  white-space: nowrap;
  transition: background-color .18s, color .18s;
}

.site-nav:has(.nav-drop:hover),
.site-nav:has(.nav-drop.is-open) {
  mask-image: none;
  -webkit-mask-image: none;
}

@media (hover: hover) and (pointer: fine) {
  .site-nav .nav-drop-trigger:hover,
  .site-nav .nav-drop:hover .nav-drop-trigger,
  .site-nav .nav-drop.is-open .nav-drop-trigger {
    color: var(--accent);
  }

  .site-nav .nav-drop-menu a:hover {
    background: rgba(var(--ink-rgb), .08);
    color: var(--accent);
  }
}

.site-nav .nav-drop:hover .nav-drop-menu,
.site-nav .nav-drop.is-open .nav-drop-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.site-nav .nav-drop:hover .nav-drop-caret,
.site-nav .nav-drop.is-open .nav-drop-caret {
  transform: rotate(180deg);
}

.site-nav .nav-drop-trigger:focus-visible,
.site-nav .nav-links a:focus-visible,
.site-nav .nav-toggle:focus-visible,
.site-nav .theme-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

@media (max-width: 820px) {
  .site-nav {
    height: 62px;
    padding-inline: 18px;
    mask-image: none;
    -webkit-mask-image: none;
  }

  .site-nav .wordmark {
    font-size: 17px;
  }

  .site-nav .nav-toggle {
    display: inline-flex;
  }

  .site-nav .nav-links {
    position: absolute;
    top: 100%;
    right: 14px;
    left: 14px;
    max-height: calc(100svh - 82px);
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
    margin-top: 8px;
    padding: 18px;
    overflow-y: auto;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: var(--bg);
    box-shadow: 0 24px 60px rgba(0, 0, 0, .35);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .22s var(--ease-out), transform .22s var(--ease-out), visibility .22s;
  }

  .site-nav.nav-open .nav-links {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .site-nav .nav-links > a:not(.button) {
    display: block;
    padding: 6px 2px;
    color: var(--cream);
    font-size: 16px;
  }

  .site-nav .nav-links .theme-toggle {
    display: none;
  }

  .site-nav > .theme-toggle--bar {
    display: inline-flex;
    margin-right: 10px;
    margin-left: auto;
  }

  .site-nav .nav-links .button {
    min-height: 38px;
    padding-inline: 16px;
    font-size: 12px;
  }

  .site-nav .nav-drop {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .site-nav .nav-drop-trigger {
    padding: 6px 2px 0;
    color: var(--cream);
    font-size: 16px;
    cursor: pointer;
    pointer-events: auto;
  }

  .site-nav .nav-drop-caret {
    display: none;
  }

  .site-nav .nav-drop-menu {
    position: static;
    display: none;
    min-width: 0;
    gap: 10px;
    margin-left: 6px;
    padding: 0 0 0 14px;
    border: 0;
    border-left: 1px solid var(--line);
    border-radius: 0;
    background: none;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .site-nav .nav-drop.is-open .nav-drop-menu {
    display: flex;
  }

  .site-nav .nav-drop-menu::before {
    display: none;
  }

  .site-nav .nav-drop-menu a {
    padding: 2px 0;
    color: var(--muted);
    font-size: 15px;
  }

  .site-nav .nav-drop:hover .nav-drop-menu,
  .site-nav .nav-drop.is-open .nav-drop-menu {
    transform: none;
  }
}

@media (prefers-reduced-transparency: reduce) {
  .site-nav,
  .site-nav .nav-links,
  .site-nav .nav-drop-menu {
    background: rgba(var(--bg-rgb), .98);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-nav .nav-links,
  .site-nav .nav-drop-menu,
  .site-nav .nav-drop-caret {
    transition: none;
  }
}