/* Header / topbar */

.pagehead {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.pagehead-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px var(--gutter);
  max-width: var(--max-w);
  margin: 0 auto;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--forest-deep);
}

.site-logo svg {
  width: 28px;
  height: 28px;
  color: var(--forest);
}

.site-logo-mark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: 0.01em;
  line-height: 1;
}

.site-logo-tag {
  font-family: var(--font-tag);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--terracotta-deep);
  display: block;
  margin-top: 2px;
}

.nav-primary {
  display: none;
}

.nav-primary ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 28px;
  margin: 0;
  padding: 0;
}

.nav-primary a {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  padding: 8px 0;
  border-bottom: 1px solid transparent;
}

.nav-primary a:hover,
.nav-primary a.is-current {
  color: var(--forest);
  border-bottom-color: var(--terracotta);
}

.head-cta {
  display: none;
}

.mobile-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 48px;
  height: 48px;
  padding: 12px;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: var(--radius-s);
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--forest-deep);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.mobile-toggle[aria-expanded='true'] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-toggle[aria-expanded='true'] span:nth-child(2) {
  opacity: 0;
}
.mobile-toggle[aria-expanded='true'] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile drawer */
.drawer {
  position: fixed;
  inset: 0;
  background: var(--paper);
  z-index: 60;
  display: none;
  flex-direction: column;
  padding: 100px var(--gutter) 32px;
  overflow-y: auto;
}

.drawer.is-open {
  display: flex;
}

.drawer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.drawer a {
  display: block;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 600;
  color: var(--forest-deep);
  text-decoration: none;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.drawer a:hover {
  color: var(--terracotta);
}

.drawer-foot {
  margin-top: 32px;
  font-size: 15px;
  color: var(--ink-soft);
}

.drawer-foot strong {
  display: block;
  margin-top: 12px;
  color: var(--forest-deep);
  font-weight: 500;
}

@media (min-width: 960px) {
  .nav-primary {
    display: block;
  }
  .head-cta {
    display: inline-flex;
  }
  .mobile-toggle {
    display: none;
  }
}