/* Fixed header is h-16 (4rem); keep anchored section titles fully visible below it. */
html {
  scroll-padding-top: 5.5rem;
}

section[id] {
  scroll-margin-top: 5.5rem;
}

.nav-blur {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

#site-header-mount {
  min-height: 4rem;
}

/* Header nav — all styles here because the partial is injected after Tailwind CDN scans the page. */

.site-nav-link {
  color: #475569;
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
  transition: color 0.15s ease;
}

.site-nav-link:hover {
  color: #2563eb;
}

.site-nav-btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  border: 1px solid #cbd5e1;
  border-radius: 0.5rem;
  background: #fff;
  color: #1e293b;
  font-size: 0.875rem;
  font-weight: 600;
  white-space: nowrap;
  text-decoration: none;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
  transition: background 0.15s ease, border-color 0.15s ease;
}

.site-nav-btn-outline:hover {
  background: #f8fafc;
  border-color: #94a3b8;
}

.site-nav-btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 0.625rem 1.25rem;
  border-radius: 0.5rem;
  background: #2563eb;
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  white-space: nowrap;
  text-decoration: none;
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.25);
  transition: background 0.15s ease;
}

.site-nav-btn-primary:hover {
  background: #1d4ed8;
}

.site-nav-dropdown {
  position: relative;
  flex-shrink: 0;
}

.site-nav-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0;
  border: none;
  background: transparent;
  color: #475569;
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: color 0.15s ease;
}

.site-nav-dropdown-trigger:hover,
.site-nav-dropdown-trigger:focus-visible {
  color: #2563eb;
  outline: none;
}

.site-nav-dropdown-trigger[aria-expanded="true"] {
  color: #2563eb;
}

.site-nav-dropdown-trigger[aria-expanded="true"] .site-nav-dropdown-icon {
  transform: rotate(180deg);
}

.site-nav-dropdown-icon {
  font-size: 0.625rem;
  transition: transform 0.2s ease;
}

.site-nav-dropdown-menu {
  display: none !important;
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 50%;
  transform: translateX(-50%);
  width: 18rem;
  padding: 0.35rem;
  margin: 0;
  border-radius: 0.75rem;
  border: 1px solid #e2e8f0;
  background: #fff;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
  z-index: 80;
}

.site-nav-dropdown-menu.is-open {
  display: block !important;
}

.site-nav-dropdown-item {
  display: block;
  padding: 0.65rem 0.85rem;
  border-radius: 0.5rem;
  text-decoration: none;
  transition: background 0.15s ease;
}

.site-nav-dropdown-item:hover,
.site-nav-dropdown-item:focus-visible {
  background: #eff6ff;
  outline: none;
}

.site-nav-dropdown-item-title {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: #334155;
  line-height: 1.35;
}

.site-nav-dropdown-item:hover .site-nav-dropdown-item-title,
.site-nav-dropdown-item:focus-visible .site-nav-dropdown-item-title {
  color: #2563eb;
}

.site-nav-dropdown-item-desc {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.75rem;
  font-weight: 400;
  color: #64748b;
  line-height: 1.35;
}