.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-midnight-indigo);
  border-bottom: var(--border-thin);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2xs);
  min-height: 72px;
  padding-block: var(--space-3xs);
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3xs);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
  min-width: 0;
}

.site-header__logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  cursor: pointer;
  transition: border-color var(--transition-color), background-color var(--transition-color);
  flex-shrink: 0;
}

.site-header__toggle:hover {
  border-color: var(--color-amber-glow);
  background-color: rgba(255, 179, 71, 0.1);
}

.site-header__toggle:focus-visible {
  outline: var(--outline-focus);
  outline-offset: 2px;
}

.site-header__toggle-line {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition-color), opacity var(--transition-color);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(2) {
  opacity: 0;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  flex-shrink: 1;
  min-width: 0;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.site-header__nav-list::-webkit-scrollbar {
  display: none;
}

.site-header__nav-item {
  margin: 0;
  padding: 0;
  flex-shrink: 0;
}

.site-header__nav-item + .site-header__nav-item {
  margin: 0;
}

.site-header__nav-link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-3xs) var(--space-2xs);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  white-space: nowrap;
  border-radius: var(--radius-small);
  transition: color var(--transition-color), background-color var(--transition-color);
  position: relative;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: var(--space-2xs);
  right: var(--space-2xs);
  bottom: 0;
  height: 2px;
  background-color: var(--color-amber-glow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-color);
}

.site-header__nav-link:hover {
  color: var(--color-soft-ivory);
  background-color: rgba(255, 255, 255, 0.05);
}

.site-header__nav-link:hover::after {
  transform: scaleX(1);
}

.site-header__nav-link:focus-visible {
  outline: var(--outline-focus);
  outline-offset: 2px;
}

.site-header__nav-link[aria-current="page"] {
  color: var(--color-amber-glow);
}

.site-header__nav-link[aria-current="page"]::after {
  transform: scaleX(1);
}

.site-header__cta {
  flex-shrink: 0;
  white-space: nowrap;
}

@media (max-width: 1024px) {


  .site-header__logo {
    width: 36px;
    height: 36px;
  }

  .site-header__toggle {
    display: flex;
  }

  .site-header__nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-midnight-indigo);
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2xs);
    padding: var(--space-2xs);
    overflow-y: auto;
    z-index: 99;
    transform: translateX(100%);
    transition: transform var(--transition-transform);
    visibility: hidden;
  }

  .site-header__nav.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3xs);
    overflow-x: visible;
    width: 100%;
  }

  .site-header__nav-item {
    width: 100%;
  }

  .site-header__nav-link {
    display: flex;
    width: 100%;
    padding: var(--space-2xs);
    font-size: 1rem;
    border-bottom: var(--border-subtle);
  }

  .site-header__nav-link::after {
    display: none;
  }

  .site-header__cta {
    width: 100%;
    justify-content: center;
    margin-top: var(--space-3xs);
  }
}

@media (max-width: 480px) {
  .site-header__inner {
    min-height: 60px;
  }

  .site-header__nav {
    top: 60px;
  }
}