/* Shared site header — the single source of truth for every page
   (shop, catalog, lot pages and the import page). Loaded last. */
.site-header,
.site-header.is-scrolled,
.site-header.scrolled {
  position: sticky;
  top: 0;
  z-index: 100;
  margin: 0;
  padding: 0;
  background: rgba(255,255,255,.97);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 0;
  box-shadow: 0 1px 0 #e2e8f0;
  font-family: 'Inter', "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  line-height: 1.5;
  transition: none;
}
.site-header .header-inner {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  max-width: 1240px;
  height: 64px;
  margin: 0 auto;
  padding: 0 16px;
}
.site-header .wordmark { display: inline-flex; align-items: center; margin: 0; padding: 0; line-height: 0; }
.site-header .wordmark img { display: block; width: auto; height: 44px; margin: 0; }
.site-header .main-nav { display: flex; align-items: center; gap: 32px; margin: 0; padding: 0; }
.site-header .main-nav a {
  color: #64748b;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s;
}
.site-header .main-nav a:hover,
.site-header .main-nav a[aria-current="page"] { color: #0a2e6e; }
.site-header .btn-primary,
.site-header .btn-primary:hover,
.site-header .btn-primary:active {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin: 0;
  padding: 9px 22px;
  border: 0;
  border-radius: 8px;
  background: #1a56db;
  color: #fff;
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: none;
  transform: none;
}
.site-header .btn-primary:hover { background: #0a2e6e; }
@media (max-width: 860px) {
  .site-header .main-nav { display: none; }
}
@media (max-width: 600px) {
  .site-header .wordmark img { height: 36px; }
  .site-header .btn-primary,
  .site-header .btn-primary:hover,
  .site-header .btn-primary:active { padding: 8px 12px; font-size: 13px; }
}