.site-header {
  position: relative;
  z-index: 100;
  background-color: var(--color-plaster);
  border-bottom: var(--border-hairline);
}

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

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
  min-width: 0;
}

.site-header__logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__wordmark {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-charcoal);
  white-space: nowrap;
}

.site-header__nav {
  display: flex;
  align-items: center;
  flex-shrink: 1;
  min-width: 0;
}

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

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

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

.site-header__nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 500;
  color: var(--color-charcoal);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

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

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

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

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

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

.site-header__toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-charcoal);
  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);
}

@media (max-width: 1023px) {
  .site-header__inner {
    padding-inline: var(--container-pad-tablet);
  }

  .site-header__toggle {
    display: flex;
  }

  .site-header__nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(85vw, 360px);
    background-color: var(--color-deep-teal);
    box-shadow: var(--shadow-elevated);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 200;
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-xl);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

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

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
    margin: 0;
    padding: 0;
    list-style: none;
  }

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

  .site-header__nav-link {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: var(--space-sm) var(--space-md);
    color: var(--color-plaster);
    font-size: var(--text-h4);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast);
  }

  .site-header__nav-link:hover {
    background-color: var(--color-deep-teal-soft);
    color: var(--color-plaster);
  }

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

@media (max-width: 767px) {
  .site-header__inner {
    padding-inline: var(--container-pad-mobile);
    min-height: 64px;
  }

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

  .site-header__wordmark {
    font-size: 1.125rem;
  }

  .site-header__cta {
    padding-inline: var(--space-sm);
    font-size: var(--text-small);
  }
}

@media (min-width: 1024px) {
  .site-header__inner {
    padding-inline: var(--container-pad-desktop);
  }

  .site-header__nav {
    margin-inline: auto;
  }

  .site-header__nav-list {
    gap: var(--space-xl);
  }

  .site-header__toggle {
    display: none;
  }
}