/* Плашка предложения установки PWA (mobile / narrow viewport)
   Стили завязаны на переменные из `css/site.css` (Tourist site). */

.pwa-install-banner {
  position: fixed;
  z-index: 99999;
  inset-inline: 0;
  bottom: 0;
  padding: 0 max(0.75rem, env(safe-area-inset-right)) max(0.75rem, env(safe-area-inset-bottom))
    max(0.75rem, env(safe-area-inset-left));
  pointer-events: none;
  opacity: 0;
  transform: translateY(0.5rem);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.pwa-install-banner--visible {
  pointer-events: auto;
  opacity: 1;
  transform: translateY(0);
}

.pwa-install-banner__inner {
  max-width: 32rem;
  margin-inline: auto;
  padding: 1rem 1rem 0.875rem;
  border-radius: calc(var(--border-radius, 8px) + 6px);
  background: var(--color-white, #ffffff);
  color: var(--color-text, #333333);
  box-shadow: var(--shadow-medium, 0 6px 18px rgba(0, 0, 0, 0.12));
  border: 1px solid var(--color-border, #e0e0e0);
  position: relative;
  overflow: hidden;
}

.pwa-install-banner__inner::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 0.25rem;
  background: linear-gradient(90deg, #007bff 0%, var(--color-primary, #84acec) 55%, var(--color-nav-hover, #5172a7) 100%);
  opacity: 0.9;
}

.pwa-install-banner__text {
  margin: 0 0 0.75rem;
  font-size: 0.875rem;
  line-height: 1.45;
  font-family: var(--font-family-montserrat, "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif);
  font-weight: 500;
  color: var(--color-text, #333333);
}

.pwa-install-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: flex-end;
}

.pwa-install-banner__btn {
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: calc(var(--border-radius, 8px) + 2px);
  cursor: pointer;
  border: none;
  min-height: 2.75rem;
  font-family: var(--font-family-montserrat, "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif);
  transition: transform var(--transition-fast, 0.2s ease), background-color var(--transition-fast, 0.2s ease),
    border-color var(--transition-fast, 0.2s ease), color var(--transition-fast, 0.2s ease), filter var(--transition-fast, 0.2s ease);
}

.pwa-install-banner__btn:focus-visible {
  outline: 3px solid rgba(0, 123, 255, 0.35);
  outline-offset: 2px;
}

.pwa-install-banner__btn--primary {
  /* Синхронизировано с кнопкой «Найти жильё» */
  background: #007bff;
  color: var(--color-white, #ffffff);
}

.pwa-install-banner__btn--primary:hover {
  background: #0056b3;
  transform: translateY(-1px);
}

.pwa-install-banner__btn--ghost {
  background: var(--color-white, #ffffff);
  color: var(--color-text, #333333);
  border: 1px solid var(--color-border, #e0e0e0);
}

.pwa-install-banner__btn--ghost:hover {
  background: var(--color-secondary, #f8f9fa);
  transform: translateY(-1px);
}

@media (prefers-reduced-motion: reduce) {
  .pwa-install-banner {
    transition: none;
  }
  .pwa-install-banner__btn {
    transition: none;
  }
}