/* Header V3 — Logo 行 + 全宽导航条 */
body.hf-header-3 .hf-announcement--slim {
  letter-spacing: 0.2em;
  font-size: 0.7rem;
  padding: 9px 0;
}
body.hf-header-3 .hf-stacked-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
body.hf-header-3 .hf-shell--stacked {
  background: #fff;
}
body.hf-header-3 #main-nav {
  position: static !important;
  transform: none !important;
  left: auto !important;
}
body.hf-header-3 .hf-nav-strip-wrap {
  background: var(--primary);
  border: none;
}
body.hf-header-3 .hf-nav-strip ul {
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 28px;
  padding: 14px 0;
}
body.hf-header-3 .hf-nav-strip a {
  color: #fff !important;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}
body.hf-header-3 .hf-nav-strip a:hover,
body.hf-header-3 .hf-nav-strip a.active {
  color: var(--accent) !important;
}
body.hf-header-3 .hf-nav-strip a::after {
  background: var(--accent) !important;
}