.nav {
  position: fixed;
  z-index: 5;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 14px max(20px, calc((100vw - 1180px) / 2 + 20px));
  border: 0;
  border-bottom: 1px solid var(--glass-line);
  background: rgba(248, 243, 240, 0.56);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: 0 18px 54px rgba(5, 5, 5, 0.1), 0 1px 0 rgba(255, 255, 255, 0.78) inset;
  -webkit-backdrop-filter: blur(34px) saturate(180%);
  backdrop-filter: blur(34px) saturate(180%);
}

.brand {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: clamp(138px, 18vw, 186px);
  height: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.nav-links a {
  padding: 9px 13px;
  border: 1px solid rgba(255, 255, 255, 0.54);
  background: rgba(255, 255, 255, 0.26);
  border-radius: 999px;
  box-shadow: var(--glass-highlight);
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 750;
  text-decoration: none;
  -webkit-backdrop-filter: blur(20px) saturate(170%);
  backdrop-filter: blur(20px) saturate(170%);
}

.nav-links a[aria-current="page"] {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
  box-shadow: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.menu-toggle {
  display: none;
}

body.page-transition-enabled:not(.page-ready) .page {
  opacity: 0;
  filter: blur(14px);
  transform: translateY(12px) scale(0.992);
}

body.page-transition-enabled.page-ready .page {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0) scale(1);
  transition:
    opacity 420ms ease,
    filter 520ms ease,
    transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

body.page-transition-enabled.page-leaving .page {
  opacity: 0;
  filter: blur(16px);
  transform: translateY(-10px) scale(0.994);
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  body.page-transition-enabled:not(.page-ready) .page,
  body.page-transition-enabled.page-ready .page,
  body.page-transition-enabled.page-leaving .page {
    opacity: 1;
    filter: none;
    transform: none;
    transition: none;
  }
}

@media (max-width: 920px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
  }
}

@media (max-width: 560px) {
  .nav {
    align-items: center;
    flex-direction: row;
    flex-wrap: wrap;
    column-gap: 18px;
    row-gap: 12px;
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .brand {
    min-height: 52px;
  }

  .brand-logo {
    width: 142px;
  }

  .menu-toggle {
    display: inline-grid;
    place-items: center;
    gap: 4px;
    flex: 0 0 52px;
    width: 52px;
    height: 52px;
    margin-left: auto;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.62);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.32);
    box-shadow: var(--glass-highlight);
    cursor: pointer;
    -webkit-backdrop-filter: blur(20px) saturate(170%);
    backdrop-filter: blur(20px) saturate(170%);
  }

  .menu-toggle-line {
    width: 18px;
    height: 2px;
    background: var(--ink);
    border-radius: 999px;
    transition:
      opacity 180ms ease,
      transform 180ms ease;
  }

  .nav.nav-open .menu-toggle-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .nav.nav-open .menu-toggle-line:nth-child(2) {
    opacity: 0;
  }

  .nav.nav-open .menu-toggle-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .nav-links {
    display: flex;
    align-items: stretch;
    flex-direction: column;
    flex: 0 0 100%;
    width: 100%;
    gap: 8px;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition:
      max-height 220ms ease,
      opacity 180ms ease,
      visibility 180ms ease;
  }

  .nav.nav-open .nav-links {
    max-height: 260px;
    opacity: 1;
    visibility: visible;
  }

  .nav-links a {
    width: 100%;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
}