/* SevSvet Header UI v4
   Единая оболочка верхнего интерфейса */

:root {
  --sev-surface: rgba(255, 255, 255, 0.92);
  --sev-border: rgba(20, 59, 54, 0.08);
  --sev-divider: rgba(20, 59, 54, 0.075);
  --sev-shadow:
    0 8px 24px rgba(22, 63, 58, 0.075),
    0 2px 6px rgba(22, 63, 58, 0.035);
  --sev-radius-xl: 22px;
  --sev-radius-lg: 17px;
  --sev-text: #142825;
  --sev-muted: #788582;
  --sev-accent: #087d77;
}

/* Общий контейнер */

.header-v4-shell {
  position: relative;

  overflow: visible;

  border: 1px solid var(--sev-border);
  border-radius: var(--sev-radius-xl);

  background: var(--sev-surface);
  box-shadow: var(--sev-shadow);

  -webkit-backdrop-filter: blur(20px) saturate(1.14);
  backdrop-filter: blur(20px) saturate(1.14);
}

/* Внутренние секции больше не отдельные карточки */

.header-v4-shell > .topbar,
.header-v4-shell > .stats-card,
.header-v4-shell > .search-card {
  margin: 0 !important;

  border: 0 !important;
  border-radius: 0 !important;

  background: transparent !important;
  box-shadow: none !important;

  -webkit-backdrop-filter: none !important;
  backdrop-filter: none !important;
}

/* Разделители */

.header-v4-shell > .stats-card,
.header-v4-shell > .search-card {
  border-top: 1px solid var(--sev-divider) !important;
}

/* Верхняя строка */

.header-v4-shell > .topbar {
  min-height: 48px !important;
  padding: 5px 8px !important;
}

.header-v4-shell .brand {
  gap: 7px !important;
}

.header-v4-shell .brand-mark {
  width: 34px !important;
  height: 34px !important;
  min-width: 34px !important;
}

.header-v4-shell .brand h1 {
  font-size: 19px !important;
  line-height: 1.02 !important;
}

.header-v4-shell .brand .eyebrow {
  margin-top: 1px !important;

  color: var(--sev-muted) !important;
  font-size: 9px !important;
  line-height: 1.05 !important;
}

.header-v4-shell .icon-button {
  width: 38px !important;
  height: 38px !important;
  min-width: 38px !important;

  border-radius: 50% !important;

  box-shadow: 0 3px 10px rgba(4, 101, 95, 0.11) !important;
}

.header-v4-shell .icon-button svg {
  width: 18px !important;
  height: 18px !important;
}

/* Счётчики */

.header-v4-shell > .stats-card {
  display: grid !important;
  grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  align-items: stretch !important;

  min-height: 54px !important;
  padding: 3px 4px !important;
  gap: 0 !important;
}

.header-v4-shell .stats-card > * {
  position: relative !important;

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

  min-width: 0 !important;
  min-height: 46px !important;
  padding: 3px 2px !important;

  text-align: center !important;
}

.header-v4-shell .stats-card > * + *::before {
  content: "" !important;
  position: absolute !important;
  top: 8px !important;
  bottom: 8px !important;
  left: 0 !important;

  width: 1px !important;
  background: var(--sev-divider) !important;
}

.header-v4-shell .stats-card .stat-dot {
  order: 1 !important;

  width: 6px !important;
  height: 6px !important;
  min-width: 6px !important;
  margin: 0 0 2px !important;
}

.header-v4-shell .stats-card strong {
  order: 2 !important;

  display: block !important;
  width: 100% !important;
  margin: 0 !important;

  font-size: 16px !important;
  font-weight: 780 !important;
  line-height: 1.02 !important;
  text-align: center !important;
}

.header-v4-shell .stats-card .stat-label {
  order: 3 !important;

  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 3px !important;

  width: 100% !important;
  min-height: 15px !important;
  margin-top: 2px !important;

  overflow: visible !important;
  color: var(--sev-muted) !important;
  font-size: 8px !important;
  font-weight: 650 !important;
  line-height: 1.05 !important;
  text-align: center !important;
  white-space: normal !important;
  text-overflow: clip !important;
}

.header-v4-shell .stats-card .stat-label small {
  font: inherit !important;
  color: inherit !important;
  white-space: nowrap !important;
}

/* Поиск */

.header-v4-shell > .search-card {
  position: relative !important;

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

  min-height: 46px !important;
  padding: 4px 8px !important;
}

.header-v4-shell .search-icon {
  position: absolute !important;
  top: 50% !important;
  left: 18px !important;
  z-index: 2 !important;

  width: 16px !important;
  height: 16px !important;
  margin: 0 !important;

  transform: translateY(-50%) !important;
  pointer-events: none !important;
}

.header-v4-shell .search-card input {
  width: 100% !important;
  min-height: 36px !important;
  margin: 0 !important;
  padding: 6px 10px 6px 39px !important;

  border: 1px solid rgba(20, 59, 54, 0.075) !important;
  border-radius: 15px !important;

  background: rgba(255, 255, 255, 0.62) !important;

  color: #20322f !important;
  font-size: 15px !important;
  line-height: 1.2 !important;

  box-shadow: inset 0 1px 2px rgba(20, 59, 54, 0.025) !important;
}

.header-v4-shell .search-card input::placeholder {
  color: #98a3a0 !important;
}

/* Подсказки поиска должны выпадать поверх карты */

.header-v4-shell .search-results {
  z-index: 20 !important;
}

/* Overlay становится компактным */

.overlay {
  gap: 0 !important;
}

/* Нижние углы принадлежат поиску */

.header-v4-shell > .search-card {
  border-radius:
    0 0 var(--sev-radius-xl) var(--sev-radius-xl) !important;
}

/* Верхние углы принадлежат topbar */

.header-v4-shell > .topbar {
  border-radius:
    var(--sev-radius-xl) var(--sev-radius-xl) 0 0 !important;
}

@media (max-width: 390px) {
  .header-v4-shell > .topbar {
    min-height: 46px !important;
  }

  .header-v4-shell .brand-mark {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
  }

  .header-v4-shell .brand h1 {
    font-size: 18px !important;
  }

  .header-v4-shell > .stats-card {
    min-height: 52px !important;
  }

  .header-v4-shell .stats-card strong {
    font-size: 15px !important;
  }

  .header-v4-shell > .search-card {
    min-height: 44px !important;
  }

  .header-v4-shell .search-card input {
    min-height: 34px !important;
    font-size: 14px !important;
  }
}


/* Header UI v4.1 — full width like bottom navigation */

.overlay {
  left: 0 !important;
  right: 0 !important;
  width: 100% !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
}

.header-v4-shell {
  width: 100% !important;
  max-width: none !important;
  margin: 0 !important;

  border-left: 0 !important;
  border-right: 0 !important;
  border-radius: 0 0 22px 22px !important;
}

.header-v4-shell > .topbar {
  padding-left: max(12px, env(safe-area-inset-left)) !important;
  padding-right: max(12px, env(safe-area-inset-right)) !important;
}

.header-v4-shell > .stats-card {
  padding-left: max(8px, env(safe-area-inset-left)) !important;
  padding-right: max(8px, env(safe-area-inset-right)) !important;
}

.header-v4-shell > .search-card {
  padding-left: max(10px, env(safe-area-inset-left)) !important;
  padding-right: max(10px, env(safe-area-inset-right)) !important;
  padding-bottom: 7px !important;
}

.header-v4-shell .search-icon {
  left: max(20px, calc(env(safe-area-inset-left) + 10px)) !important;
}

.header-v4-shell .search-card input {
  border-radius: 14px !important;
}

@media (min-width: 700px) {
  .overlay {
    padding-left: 14px !important;
    padding-right: 14px !important;
  }

  .header-v4-shell {
    border-left: 1px solid var(--sev-border) !important;
    border-right: 1px solid var(--sev-border) !important;
    border-radius: 22px !important;
  }
}


/* Header UI v4.2 — remove top gap */

.overlay {
  top: 0 !important;
  inset-block-start: 0 !important;
}

.header-v4-shell {
  border-top: 0 !important;
  border-radius: 0 0 var(--sev-radius-xl) var(--sev-radius-xl) !important;
}

/* В установленном PWA / Mini App учитываем системную safe-area */
@media (display-mode: standalone) {
  .header-v4-shell > .topbar {
    padding-top: max(5px, env(safe-area-inset-top)) !important;
  }
}


/* Header UI v4.3 — remove inherited overlay top padding */

.overlay {
  padding-top: 0 !important;
  padding-bottom: 0 !important;
}

/* В браузере шапка начинается от края web viewport.
   В PWA/Mini App сохраняем системную safe-area внутри первой строки. */
@media (display-mode: standalone) {
  .header-v4-shell > .topbar {
    padding-top: max(5px, env(safe-area-inset-top)) !important;
  }
}


/* Header UI v4.4 — final light dividers */

.header-v4-shell {
  --sev-divider: rgba(20, 59, 54, 0.048);
}

.header-v4-shell .stats-card > * + *::before {
  background: rgba(20, 59, 54, 0.05) !important;
}

.header-v4-shell .stats-card .stat-label {
  color: #7f8c89 !important;
  font-size: 7.8px !important;
  font-weight: 630 !important;
}