:root {
  --rm-header-bg: rgba(255, 255, 255, 0.78);
  --rm-header-line: rgba(60, 60, 67, 0.18);
  --rm-header-text: #5f636b;
  --rm-header-text-active: #000000;
  --rm-header-accent: #0a84ff;
}

.site-header {
  position: sticky !important;
  top: 0;
  z-index: 1000 !important;
  border-bottom: 1px solid var(--rm-header-line) !important;
  background: var(--rm-header-bg) !important;
  -webkit-backdrop-filter: blur(20px) saturate(135%);
  backdrop-filter: blur(20px) saturate(135%);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.07);
}

.site-header .nav {
  width: min(1540px, calc(100% - 32px)) !important;
  min-height: 72px !important;
  margin: 0 auto !important;
  padding: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  flex-direction: row !important;
  gap: 24px !important;
}

.site-header .brand {
  min-width: 174px !important;
  display: inline-flex !important;
  align-items: center !important;
  flex: 0 0 auto;
}

.site-header .brand-logo,
.site-header .brand img {
  width: 174px !important;
  max-width: 174px !important;
  max-height: 44px !important;
  height: auto !important;
  object-fit: contain;
  object-position: left center;
  filter: none !important;
}

.site-header .nav-links {
  min-width: 0;
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  flex-wrap: nowrap !important;
  gap: clamp(12px, 1.25vw, 20px) !important;
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
}

.site-header .nav-links::-webkit-scrollbar {
  display: none;
}

.site-header .nav-links > a {
  min-height: 42px;
  display: inline-flex !important;
  align-items: center;
  flex: 0 0 auto;
  color: var(--rm-header-text) !important;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.site-header .nav-links > a:hover,
.site-header .nav-links > a:focus-visible,
.site-header .nav-links > a[aria-current="page"] {
  color: var(--rm-header-text-active) !important;
  border-bottom-color: rgba(10, 132, 255, 0.72);
}

.site-header .nav-links > .button.primary {
  min-height: 42px;
  padding: 0 18px !important;
  border: 1px solid #0a84ff !important;
  border-radius: 6px !important;
  color: #ffffff !important;
  background: #0a84ff !important;
  box-shadow: 0 8px 22px rgba(10, 132, 255, 0.16) !important;
}

.site-header .nav-links > .button.primary:hover,
.site-header .nav-links > .button.primary:focus-visible {
  background: #0077ed !important;
}

.viewer-page .app-nav {
  border-bottom-color: var(--rm-header-line) !important;
  background: rgba(255, 255, 255, 0.82) !important;
  -webkit-backdrop-filter: blur(20px) saturate(135%);
  backdrop-filter: blur(20px) saturate(135%);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.07);
}

.viewer-page .app-nav .brand img {
  width: 164px !important;
  max-height: 42px !important;
  filter: none !important;
}

.viewer-page .app-nav .tab {
  color: var(--rm-header-text) !important;
}

.viewer-page .app-nav .tab.active {
  color: var(--rm-header-text-active) !important;
  background: #efeff4 !important;
}

@media (max-width: 1180px) {
  .viewer-page .app-frame {
    grid-template-rows: auto 1fr !important;
  }

  .viewer-page .app-nav {
    min-height: 0 !important;
    padding: 10px 14px !important;
    grid-template-columns: minmax(0, 1fr) !important;
    grid-template-rows: auto auto auto !important;
    align-items: center !important;
    gap: 8px !important;
  }

  .viewer-page .app-nav .brand {
    min-width: 0 !important;
  }

  .viewer-page .app-nav .tabs,
  .viewer-page .app-nav .top-actions {
    width: 100% !important;
    min-width: 0 !important;
    justify-content: flex-start !important;
    gap: 8px !important;
    overflow-x: auto !important;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
  }

  .viewer-page .app-nav .tabs::-webkit-scrollbar,
  .viewer-page .app-nav .top-actions::-webkit-scrollbar {
    display: none;
  }

  .viewer-page .app-nav .tab {
    min-height: 38px !important;
    padding: 0 14px !important;
  }

  .viewer-page .app-nav .control,
  .viewer-page .app-nav .pill {
    min-height: 38px !important;
    flex: 0 0 auto;
  }
}

@media (max-width: 900px) {
  .site-header .nav {
    width: 100% !important;
    min-height: auto !important;
    padding: 10px 14px !important;
    align-items: flex-start !important;
    flex-direction: column !important;
    gap: 8px !important;
  }

  .site-header .brand,
  .site-header .brand-logo,
  .site-header .brand img {
    min-width: 0 !important;
    width: 156px !important;
    max-width: 156px !important;
  }

  .site-header .nav-links {
    width: 100% !important;
    justify-content: flex-start !important;
    gap: 16px !important;
    padding-bottom: 1px;
  }

  .site-header .nav-links > a {
    min-height: 36px;
  }

  .site-header .nav-links > .button.primary {
    min-height: 36px;
    padding: 0 14px !important;
  }
}

@media (max-width: 700px) {
  .viewer-page .app-nav .brand img {
    width: 146px !important;
  }
}

@media (prefers-reduced-transparency: reduce) {
  .site-header,
  .viewer-page .app-nav {
    background: #ffffff !important;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}