.site-header-shell {
  column-gap: 0.75rem;
  overflow: hidden;
}

.site-header-logo {
  min-width: 0;
}

.site-header-center {
  min-width: 0;
  flex-wrap: nowrap;
}

.site-header-right {
  flex-shrink: 0;
  white-space: nowrap;
}

.site-nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  padding-bottom: 0.1rem;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

.site-nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.35rem;
  height: 2px;
  background: currentColor;
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left center;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.site-nav-link:hover::after,
.site-nav-link:focus-visible::after {
  opacity: 0.85;
  transform: scaleX(1);
}

.site-nav-link--active {
  color: #ffffff;
  text-shadow: 0 0 12px rgba(255, 255, 255, 0.5);
}

.site-nav-link--active::after {
  opacity: 1;
  transform: scaleX(1);
  background: #32d6ff;
  box-shadow: 0 0 12px rgba(50, 214, 255, 0.6);
}

.site-header-phone-icon {
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(229, 231, 235, 0.92);
  transition: color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.site-header-phone-icon:hover,
.site-header-phone-icon:focus-visible {
  color: #ffffff;
  border-color: rgba(50, 214, 255, 0.55);
  box-shadow: 0 0 18px rgba(50, 214, 255, 0.2);
}

@media (min-width: 1536px) {
  .site-header-shell {
    column-gap: 1.5rem;
  }
}