.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-forest-green);
  color: var(--color-text-on-dark);
  box-shadow: 0 2px 8px rgba(36, 35, 33, 0.2);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  min-height: 72px;
}

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

.site-header__logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  display: block;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1.2;
  white-space: nowrap;
}

.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;
  position: relative;
  z-index: 1001;
}

.site-header__toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-warm-cream);
  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;
  gap: var(--space-lg);
}

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

.site-header__nav-list li {
  margin: 0;
  padding: 0;
}

.site-header__nav-list li + li {
  margin: 0;
}

.site-header__nav-list a {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  color: var(--color-text-on-dark);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.2;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.site-header__nav-list a:hover {
  color: var(--color-muted-amber);
  border-bottom-color: var(--color-muted-amber);
}

.site-header__nav-list a[aria-current="page"] {
  color: var(--color-muted-amber);
  border-bottom-color: var(--color-muted-amber);
}

.site-header__cta {
  flex-shrink: 0;
}

@media (max-width: 1024px) {
  .site-header__toggle {
    display: flex;
  }

  .site-header__nav {
    position: fixed;
    top: 72px;
    right: 0;
    bottom: 0;
    width: min(320px, 100vw);
    max-width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-md);
    background-color: var(--color-forest-green);
    padding: var(--space-lg);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 1000;
    box-shadow: -4px 0 12px rgba(36, 35, 33, 0.3);
  }

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

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

  .site-header__nav-list a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    font-size: 1.125rem;
    border-bottom: none;
    border-left: 3px solid transparent;
  }

  .site-header__nav-list a:hover,
  .site-header__nav-list a[aria-current="page"] {
    border-left-color: var(--color-muted-amber);
    border-bottom-color: transparent;
  }

  .site-header__cta {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .site-header__inner {
    min-height: 64px;
  }

  .site-header__logo {
    width: 40px;
    height: 40px;
  }

  .site-header__brand-text {
    display: none;
  }

  .site-header__nav {
    top: 64px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__nav {
    transition: none;
  }
}

body {
  padding-top: 72px;
}

@media (max-width: 480px) {
  body {
    padding-top: 64px;
  }
}