/* James Hellums concept header. Scoped to .site-header. */
.site-header {
  --jh-bg: #f5f6f5; --jh-fg: #111416; --jh-rule: #d5d9da; --jh-focus: #1f6f91;
  color-scheme: light;
  min-block-size: 76px;
  padding-block: 12px;
  padding-inline: max(20px, calc((100% - 1680px) / 2));
  display: flex; align-items: center; justify-content: space-between;
  gap: clamp(12px, 2vw, 32px);
  background: var(--jh-bg); color: var(--jh-fg);
  border-block-end: 1px solid var(--jh-rule);
  position: relative; z-index: 20;
}
@media (prefers-color-scheme: dark) {
  .site-header { --jh-bg: #111416; --jh-fg: #f2f4f4; --jh-rule: #3a4145; --jh-focus: #7cc6e6; color-scheme: dark; }
}
.site-header a { color: inherit; }
.site-header .site-brand {
  min-block-size: 48px; min-inline-size: 0; flex: 0 1 auto;
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 12px; letter-spacing: .04em;
}
.site-header .site-brand .monogram { font-size: 30px; padding-inline-end: 12px; }
.site-header .site-brand small { font-size: 9px; letter-spacing: .12em; }
.site-header .site-menu { margin-inline-start: auto; }
.site-header .site-menu summary {
  min-inline-size: 64px; min-block-size: 48px;
  display: inline-flex; justify-content: center; align-items: center;
  list-style: none; border-block-end: 1px solid currentColor;
  cursor: pointer; font-size: 14px;
}
.site-header .site-menu summary::-webkit-details-marker { display: none; }
.site-header summary:focus-visible,
.site-header a:focus-visible { outline: 3px solid var(--jh-focus); outline-offset: 3px; }
.site-header .site-menu-navigation {
  position: absolute; inset-block-start: 100%; inset-inline: 0;
  display: flex; flex-direction: column;
  padding: 8px 20px 20px;
  background: var(--jh-bg); border-block-end: 1px solid var(--jh-rule);
  font-size: 16px;
}
.site-header .site-menu-navigation a {
  min-block-size: 48px; display: flex; align-items: center;
  border-block-end: 1px solid var(--jh-rule);
}
.site-header .site-menu-navigation a:last-child { border-block-end: 0; }
.site-header .site-action { font-weight: 700; }
.site-header .site-navigation { display: none; }
@media (min-width: 920px) {
  .site-header { min-block-size: 88px; padding-block: 16px; }
  .site-header .site-brand { font-size: 14px; gap: 16px; }
  .site-header .site-brand .monogram { font-size: 36px; padding-inline-end: 18px; }
  .site-header .site-brand small { font-size: 10px; }
  .site-header .site-menu { display: none; }
  .site-header .site-navigation {
    display: flex; align-items: center; margin-inline-start: auto;
    gap: clamp(16px, 2.2vw, 36px); font-size: 14px;
  }
  .site-header .site-navigation a { min-block-size: 48px; display: inline-flex; align-items: center; }
  .site-header .site-navigation .site-action { border-block-end: 1px solid currentColor; }
}
@media (prefers-reduced-motion: reduce) {
  .site-header *, .site-header *::before, .site-header *::after { animation: none; transition: none; }
}