.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-midnight-green);
  color: var(--color-champagne-beige);
  box-shadow: var(--shadow-header);
  width: 100%;
}

.site-header__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: 56px;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: inherit;
  flex-shrink: 1;
  min-width: 0;
}

.site-header__logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  object-fit: contain;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  line-height: 1.2;
  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: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}

.site-header__toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-champagne-beige);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.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;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.site-header__nav-link {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-champagne-beige);
  text-decoration: none;
  padding-block: var(--space-sm);
  position: relative;
  transition: color var(--transition-fast);
}

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

.site-header__nav-link:hover {
  color: var(--color-soft-gold);
}

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

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

@media (max-width: 63.9375rem) {
  .site-header__toggle {
    display: flex;
  }

  .site-header__nav {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-midnight-green);
    padding: var(--space-lg) var(--container-padding-mobile);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    z-index: 99;
    display: block;
  }

  .site-header__nav[data-open="true"] {
    transform: translateX(0);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-md);
  }

  .site-header__nav-link {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    line-height: 1.2;
    padding-block: var(--space-sm);
    display: block;
  }

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

@media (min-width: 64rem) {
  .site-header__inner {
    min-height: 72px;
    padding-inline: var(--container-padding-desktop);
  }

  .site-header__logo {
    width: 44px;
    height: 44px;
  }

  .site-header__brand-text {
    font-size: 1.25rem;
  }
}

@media (max-width: 22.5rem) {
  .site-header__brand-text {
    max-width: 120px;
  }
}