nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 28px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.4s ease, padding 0.4s ease, backdrop-filter 0.4s ease;
}

nav.scrolled {
  background-color: rgba(244, 241, 236, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 18px 48px;
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text);
  text-decoration: none;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
}

.nav-logo.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-accent);
  transition: width 0.4s ease;
}

.nav-link:hover::after,
.nav-link.is-active::after {
  width: 100%;
}

@media (max-width: 768px) {
  nav {
    padding: 20px 24px;
  }

  nav.scrolled {
    padding: 16px 24px;
  }

  .nav-actions {
    gap: 16px;
  }
}