.dv-header {
  position: relative;
  z-index: 900;
}

.dv-header-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dv-header-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.95rem;
}

.dv-header-logo-mark {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 30% 0, #f5e9ce, #2f5b4a);
  color: #fdf7ec;
  font-family: var(--font-serif);
  font-size: 1.1rem;
}

.dv-header-logo-text {
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--color-neutral-900);
}

.dv-header-nav {
  display: flex;
  align-items: center;
}

.dv-header-nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.dv-header-nav-link {
  position: relative;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-neutral-700);
  padding-block: 0.15rem;
}

.dv-header-nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.25rem;
  height: 1px;
  background: linear-gradient(90deg, rgba(194, 155, 92, 0.1), rgba(194, 155, 92, 0.7), rgba(194, 155, 92, 0.1));
  opacity: 0;
  transform: scaleX(0.6);
  transform-origin: center;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.dv-header-nav-link:hover,
.dv-header-nav-link:focus-visible {
  color: var(--color-primary);
}

.dv-header-nav-link:hover::after,
.dv-header-nav-link:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}

.dv-header-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid rgba(176, 154, 124, 0.7);
  background-color: rgba(255, 252, 246, 0.9);
  cursor: pointer;
}

.dv-header-toggle-bar {
  width: 1.25rem;
  height: 2px;
  background-color: var(--color-neutral-800);
  border-radius: 999px;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.dv-header-toggle-bar + .dv-header-toggle-bar {
  margin-top: 0.3rem;
}

.dv-header-toggle.is-open .dv-header-toggle-bar:first-child {
  transform: translateY(0.15rem) rotate(45deg);
}

.dv-header-toggle.is-open .dv-header-toggle-bar:last-child {
  transform: translateY(-0.15rem) rotate(-45deg);
}

@media (max-width: 768px) {
  .dv-header-toggle {
    display: inline-flex;
    flex-direction: column;
  }

  .dv-header-nav {
    position: fixed;
    top: calc(var(--layout-banner-height) + var(--layout-header-height));
    left: 0;
    right: 0;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
  }

  .dv-header-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .dv-header-nav-list {
    flex-direction: column;
    align-items: stretch;
    background: radial-gradient(circle at top, #fffaf2, #e6d7c3);
    border-bottom: 1px solid rgba(176, 154, 124, 0.7);
    padding: 1.1rem 1.5rem 1.35rem;
    gap: 0.75rem;
  }

  .dv-header-nav-link {
    font-size: 0.78rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .dv-header-nav {
    transition: none;
  }

  .dv-header-toggle-bar {
    transition: none;
  }
}