/* Header component styles */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-deep-charcoal);
  color: var(--color-bone-white);
  border-bottom: 1px solid var(--color-dark-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
  min-height: 64px;
}

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

.site-header__logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  display: block;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-bone-white);
  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: 1px solid var(--color-dark-border);
  border-radius: var(--radius-2);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.site-header__toggle:hover {
  background-color: rgba(245, 242, 235, 0.05);
}

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

.site-header__toggle-icon,
.site-header__toggle-icon::before,
.site-header__toggle-icon::after {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-bone-white);
  border-radius: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  content: "";
}

.site-header__toggle-icon {
  position: relative;
}

.site-header__toggle-icon::before {
  position: absolute;
  top: -6px;
  left: 0;
}

.site-header__toggle-icon::after {
  position: absolute;
  top: 6px;
  left: 0;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon {
  background-color: transparent;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.site-header__nav {
  display: flex;
  align-items: center;
  flex: 1 1 auto;
  justify-content: center;
}

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

.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;
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-body-small-size);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-bone-white);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-fast), background-color var(--transition-fast);
  border-radius: var(--radius-2);
}

.site-header__nav-link:hover {
  color: var(--color-spectral-teal);
  background-color: rgba(245, 242, 235, 0.05);
}

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

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

.site-header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-caption-size);
  font-weight: var(--text-caption-weight);
  letter-spacing: var(--text-caption-letter-spacing);
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius-2);
  border: 1px solid transparent;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.site-header__cta--primary {
  background-color: var(--color-spectral-teal);
  color: var(--color-bone-white);
  border-color: var(--color-spectral-teal);
}

.site-header__cta--primary:hover {
  background-color: #23877a;
  border-color: #23877a;
  color: var(--color-bone-white);
}

.site-header__cta--secondary {
  background-color: transparent;
  color: var(--color-aged-bronze);
  border-color: var(--color-aged-bronze);
}

.site-header__cta--secondary:hover {
  background-color: var(--color-aged-bronze);
  color: var(--color-deep-charcoal);
  border-color: var(--color-aged-bronze);
}

.site-header__cta:focus-visible {
  outline: var(--focus-ring-width) solid var(--color-focus-ring);
  outline-offset: var(--focus-ring-offset);
}

/* Mobile navigation */
@media (max-width: 1023px) {
  .site-header__inner {
    flex-wrap: wrap;
    padding-block: var(--space-sm);
  }

  .site-header__brand {
    order: 1;
  }

  .site-header__toggle {
    display: flex;
    order: 2;
  }

  .site-header__nav {
    order: 3;
    flex-basis: 100%;
    display: none;
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    background-color: var(--color-deep-charcoal);
    border-top: 1px solid var(--color-dark-border);
    padding: var(--space-md) 0;
  }

  .site-header__nav.is-open {
    display: block;
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
  }

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

  .site-header__nav-link {
    display: flex;
    width: 100%;
    min-height: 44px;
    padding: var(--space-sm) var(--container-padding-mobile);
    border-radius: 0;
  }

  .site-header__actions {
    order: 4;
    flex-basis: 100%;
    justify-content: stretch;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--container-padding-mobile);
    border-top: 1px solid var(--color-dark-border);
  }

  .site-header__cta {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  .site-header__inner {
    min-height: 72px;
  }

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

  .site-header__brand-text {
    font-size: 14px;
  }
}