/* RD[AI] — единый header для всех страниц сайта */

.rdai-site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid #e5e7eb;
  backdrop-filter: blur(10px);
}

.rdai-site-header__inner {
  width: min(calc(100% - 48px), 1200px);
  min-height: 68px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 28px;
}

.rdai-site-logo {
  flex: 0 0 auto;
  color: #111827;
  font: 700 22px/1 Inter, Arial, sans-serif;
  letter-spacing: -.04em;
  text-decoration: none;
}

.rdai-site-logo .b {
  color: #2563eb;
}

.rdai-site-header__links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  min-width: 0;
  width: 100%;
}

.rdai-site-header__links a {
  color: #4b5563;
  border-radius: 8px;
  font: 600 14px/1.2 Inter, Arial, sans-serif;
  padding: 9px 10px;
  text-decoration: none;
  white-space: nowrap;
  transition: background .15s ease, color .15s ease;
}

.rdai-site-header__links a:hover,
.rdai-site-header__links a[aria-current="page"] {
  color: #2563eb;
  background: #eff6ff;
}

@media (max-width: 760px) {
  .rdai-site-header__inner {
    width: 100%;
    min-height: 60px;
    gap: 14px;
    padding: 0 20px;
  }

  .rdai-site-logo {
    font-size: 20px;
  }

  .rdai-site-header__links {
    gap: 2px;
    overflow-x: auto;
    scrollbar-width: none;
    padding: 10px 0;
  }

  .rdai-site-header__links::-webkit-scrollbar {
    display: none;
  }

  .rdai-site-header__links a {
    font-size: 13px;
    padding: 8px 9px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .rdai-site-header__links a {
    transition-duration: .01ms !important;
  }
}