@layer components {
  .site-header {
    position: relative;
    z-index: 1000;
    background-color: var(--color-midnight-blue);
    color: var(--color-cream-foreground);
    box-shadow: 0 2px 8px rgba(26, 42, 58, 0.12);
  }

  .site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    max-width: var(--container-max-width);
    margin-inline: auto;
    padding-inline: var(--space-4);
    min-height: 72px;
  }

  @media (min-width: 768px) {
    .site-header__inner {
      padding-inline: var(--space-5);
      min-height: 88px;
    }
  }

  .site-header__brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
    color: var(--color-cream-foreground);
    transition: color var(--transition-fast);
  }

  .site-header__brand:hover {
    color: var(--color-cream-foreground);
    opacity: 0.9;
  }

  .site-header__logo {
    width: 36px;
    height: 36px;
    object-fit: contain;
    border-radius: 0;
  }

  @media (min-width: 768px) {
    .site-header__logo {
      width: 48px;
      height: 48px;
    }
  }

  .site-header__brand-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: var(--heading-letter-spacing);
    color: var(--color-cream-foreground);
    white-space: nowrap;
  }

  .site-header__toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-small);
    cursor: pointer;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
    flex-shrink: 0;
  }

  .site-header__toggle:hover {
    background-color: rgba(245, 240, 230, 0.1);
  }

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

  .site-header__toggle-line {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--color-cream-foreground);
    border-radius: 1px;
    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: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-midnight-blue);
    box-shadow: 0 8px 16px rgba(26, 42, 58, 0.2);
    max-height: calc(100vh - 72px);
    overflow-y: auto;
    padding: var(--space-4);
  }

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

  @media (min-width: 768px) {
    .site-header__nav {
      display: block;
      position: static;
      background: transparent;
      box-shadow: none;
      max-height: none;
      overflow: visible;
      padding: 0;
    }
  }

  .site-header__nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin: 0;
    padding: 0;
    list-style: none;
  }

  @media (min-width: 768px) {
    .site-header__nav-list {
      flex-direction: row;
      align-items: center;
      gap: var(--space-4);
    }
  }

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

  .site-header__nav-link {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-family: var(--font-body);
    font-size: var(--text-body-size);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-cream-foreground);
    border-radius: var(--radius-small);
    transition: color var(--transition-fast), background-color var(--transition-fast);
    white-space: nowrap;
  }

  .site-header__nav-link:hover {
    color: var(--color-cream-foreground);
    background-color: rgba(245, 240, 230, 0.1);
  }

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

  @media (min-width: 768px) {
    .site-header__nav-link {
      padding: var(--space-2) var(--space-3);
    }
  }

  @media (min-width: 1024px) {
    .site-header__toggle {
      display: none;
    }
  }

  @media (max-width: 1023px) {
    .site-header__toggle {
      display: inline-flex;
    }
  }
}