/* Sticky site header (header.php, assets/js/header.js adds .is-scrolled) */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .94);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--color-line);
  transition: box-shadow .25s;
}

.admin-bar .site-header { top: var(--wp-admin-bar, 0px); }

@media (max-width: 600px) {
  .admin-bar .site-header { top: 0; }
}

.site-header.is-scrolled { box-shadow: 0 6px 24px rgba(34, 24, 18, .07); }

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--header-h);
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-header__wordmark {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.site-header__name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .18em;
  color: var(--color-ink);
}

/* second line, revealed in the scrolled state */
.site-header__claim {
  display: block;
  max-height: 0;
  overflow: hidden;
  font-family: var(--font-body);
  font-size: .7rem;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: .01em;
  white-space: nowrap;
  color: var(--color-muted);
  opacity: 0;
  transform: translateY(-4px);
  transition: max-height .35s var(--ease), opacity .3s ease, transform .35s var(--ease);
}

.site-header.is-scrolled .site-header__claim {
  max-height: 1.4em;
  opacity: 1;
  transform: none;
}

.site-header__list {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__list li {
  display: flex;
  align-items: center;
}

/* thin separators between items, like the "|" in the draft */
.site-header__list li + li::before {
  content: '';
  width: 1px;
  height: 18px;
  background: var(--color-line);
}

.site-header__link {
  position: relative;
  display: block;
  padding: 10px 18px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-ink);
  white-space: nowrap;
  transition: color .2s;
}

.site-header__link::after {
  content: '';
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s var(--ease);
}

.site-header__link:hover,
.site-header__link.is-active { color: var(--color-primary); }

.site-header__link:hover::after,
.site-header__link.is-active::after { transform: scaleX(1); }

.site-header__search {
  display: grid;
  place-items: center;
  flex: none;
  width: 40px;
  height: 40px;
  margin-left: 10px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--color-surface-alt);
  color: var(--color-ink);
  cursor: pointer;
  transition: background-color .2s, color .2s;
}

.site-header__search:hover {
  background: var(--color-primary);
  color: #fff;
}

.site-header__actions {
  display: none;
  align-items: center;
  gap: 4px;
}

.site-header__actions .site-header__search {
  margin-left: 0;
  background: none;
}

.site-header__actions .site-header__search:hover { color: #fff; background: var(--color-primary); }

.site-header__toggle {
  display: none;
  padding: 8px;
  border: 0;
  background: none;
  color: var(--color-ink);
  cursor: pointer;
}

/* keep the logo simple on phones */
@media (max-width: 639.98px) {
  .site-header__claim { display: none; }
}

/* below 1280px logo + claim + full nav don't fit in one row → hamburger menu */
@media (max-width: 1279.98px) {
  .site-header__nav { display: none; }
  .site-header__actions { display: flex; }
  .site-header__toggle { display: block; }
}