@layer components {
  .site-nav {
    background-color: var(--nav-background);
    border-block-end: 1px solid var(--nav-border);
    position: sticky;
    inset-block-start: 0;
    z-index: var(--z-sticky);
  }

  .nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    max-inline-size: 96rem;
    margin-inline: auto;
    padding: var(--space-4) var(--space-6);
    min-block-size: 4rem;
  }

  .brand-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-large);
    font-weight: var(--font-weight-bold);
    color: var(--color-ink-primary);
    text-decoration: none;
    transition: color var(--transition-fast);

    @media (any-hover: hover) {
      &:hover {
        color: var(--nav-link-active);
      }
    }
  }

  .brand-logo {
    inline-size: 2rem;
    block-size: 2rem;
    border-radius: var(--radius-sm);

    & .logo-contrast {
      fill: var(--surface-base);
    }
  }

  .theme-toggle {
    display: inline-flex;
    gap: 2px;
    padding: 2px;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    background-color: var(--surface-base);
  }

  .theme-toggle-option {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    inline-size: 1.75rem;
    block-size: 1.75rem;
    padding: 0;
    background: transparent;
    border: 0;
    border-radius: var(--radius-sm);
    color: var(--color-ink-tertiary);
    cursor: pointer;
    transition: color var(--transition-fast), background-color var(--transition-fast);

    & svg {
      inline-size: 0.875rem;
      block-size: 0.875rem;
    }

    @media (any-hover: hover) {
      &:hover {
        color: var(--color-ink-primary);
      }
    }

    &[data-active] {
      background-color: var(--surface-elevated);
      color: var(--color-ink-primary);
    }
  }

  .site-footer {
    border-block-start: 1px solid var(--border-subtle);
    padding-block: var(--space-8);
    color: var(--color-ink-tertiary);
    font-size: var(--text-small);
  }

  .site-footer .footer-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-3);
  }
}