/* =========================================================
   MURAD APPS — HEADER
   Точная копия геометрии хедера главной страницы
   ========================================================= */

.topbar {
  display: grid !important;
  grid-template-columns: minmax(0, auto) 1fr !important;
  align-items: center !important;
  gap: 12px !important;
  margin-bottom: 14px !important;

  position: sticky !important;
  top: 0 !important;
  z-index: 50 !important;

  width: 100vw !important;
  margin-left: calc(50% - 50vw) !important;

  padding: 14px max(18px, calc((100vw - 1180px) / 2 + 18px)) 12px !important;

  transition:
    background .2s ease,
    border-color .2s ease,
    box-shadow .2s ease !important;
}

.topbar.scrolled {
  background: rgba(0,0,0,.82) !important;
  border-bottom: none !important;
  box-shadow: 0 12px 34px rgba(0,0,0,.28) !important;

  backdrop-filter: blur(22px) saturate(140%) !important;
  -webkit-backdrop-filter: blur(22px) saturate(140%) !important;
}

.topbar .brand {
  grid-column: 1 !important;
  grid-row: 1 !important;

  display: flex !important;
  align-items: center !important;
  gap: 10px !important;

  color: #f5f7f7 !important;
  text-decoration: none !important;

  font-size: 13px !important;
  font-weight: 800 !important;
  letter-spacing: .12em !important;
  text-transform: uppercase !important;
  white-space: nowrap !important;
}

.topbar .brand-mark {
  width: 36px !important;
  height: 36px !important;
  flex: 0 0 36px !important;

  display: grid !important;
  place-items: center !important;
}

.topbar .brand-mark img {
  width: 100% !important;
  height: 100% !important;
  display: block !important;
  object-fit: contain !important;
}

/* Навигация как на главной */
.site-nav {
  grid-column: 1 / -1 !important;
  grid-row: 2 !important;

  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 8px !important;
}

.site-nav .nav-link {
  min-height: 38px !important;

  display: flex !important;
  align-items: center !important;
  justify-content: center !important;

  padding: 0 12px !important;

  border: 1px solid rgba(255,255,255,.14) !important;
  border-radius: 999px !important;

  background: rgba(255,255,255,.035) !important;
  color: #9ca1a5 !important;

  text-decoration: none !important;
  font-size: 13px !important;
  font-weight: 800 !important;
  white-space: nowrap !important;

  transition:
    border-color .2s ease,
    background .2s ease,
    color .2s ease !important;
}

.site-nav .nav-link:hover,
.site-nav .nav-link.active {
  color: #f5f7f7 !important;
  border-color: rgba(47,128,237,.42) !important;
  background: rgba(47,128,237,.16) !important;
}

/* Страница каталога / поиска не получает новых ограничений.
   Только визуальный стиль хедера. */

@media (max-width: 620px) {

  .topbar {
    grid-template-columns: 1fr !important;

    padding: 10px 14px !important;
    gap: 10px !important;
    margin-bottom: 14px !important;

    min-height: 56px !important;
    box-sizing: border-box !important;
  }

  .topbar .brand {
    font-size: 11px !important;
    gap: 8px !important;
    height: 36px !important;
  }

  .topbar .brand-mark {
    width: 30px !important;
    height: 30px !important;
    flex-basis: 30px !important;
  }

  .site-nav {
    gap: 6px !important;
  }

  .site-nav .nav-link {
    min-height: 34px !important;
    padding: 0 7px !important;
    font-size: 11px !important;
  }
}