/* Site header: brand lockup, section navigation and the contact button. */

@layer components {
  .site-header {
    border-bottom: 1px solid var(--line);
    background: var(--surface);
  }

  .site-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    min-height: 72px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--ink);
    font-size: var(--step-1);
    font-weight: 600;
    letter-spacing: -0.03em;
    text-decoration: none;
  }

  .brand svg { width: 32px; height: 32px; }

  .site-nav { display: none; }

  .site-nav ul {
    display: flex;
    gap: var(--space-5);
    padding: 0;
    list-style: none;
  }

  .site-nav a {
    color: var(--ink-muted);
    text-decoration: none;
    font-size: var(--step--1);
    font-weight: 500;
  }
  .site-nav a:hover { color: var(--ink); }

  @media (min-width: 52rem) {
    .site-nav { display: block; }
  }
}