/* Ruta Evelyn — estilos de la capa PWA (banner de instalación, avisos, estado de conexión).
   Independiente de app.css: usa sus variables si existen y tiene valores de respaldo. */
.pwa-toasts, .pwa-install, .pwa-conn {
  --pwa-surface: var(--surface-raised, #fff);
  --pwa-ink: var(--ink-900, #10233d);
  --pwa-ink-soft: var(--ink-500, #5c6c84);
  --pwa-border: var(--border, #dfe4ee);
  --pwa-brand: var(--navy-900, #163967);
  --pwa-accent: var(--accent, #1e96d4);
  font-family: -apple-system, "Segoe UI", "Inter", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.4;
}

/* Contenedor de avisos (abajo, centrado; respeta notch/barra inferior) */
.pwa-toasts {
  position: fixed; z-index: 1200; left: 0; right: 0;
  bottom: max(12px, env(safe-area-inset-bottom));
  padding: 0 max(12px, env(safe-area-inset-right)) 0 max(12px, env(safe-area-inset-left));
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  pointer-events: none;
}
.pwa-toast {
  pointer-events: auto; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px;
  max-width: min(560px, 100%); padding: 10px 14px;
  background: var(--pwa-surface); color: var(--pwa-ink);
  border: 1px solid var(--pwa-border); border-left: 4px solid var(--pwa-accent);
  border-radius: 12px; box-shadow: 0 10px 30px -10px rgba(13, 32, 54, .35);
}
.pwa-toast--warn { border-left-color: var(--status-warn, #c98a00); }
.pwa-toast--ok { border-left-color: var(--status-good, #2f9e46); }
.pwa-toast__text { flex: 1 1 200px; }

/* Botones */
.pwa-btn {
  appearance: none; font: inherit; font-weight: 600; cursor: pointer;
  min-height: 44px; padding: 0 16px; border-radius: 10px;
  border: 1px solid var(--pwa-border); background: transparent; color: var(--pwa-ink);
}
.pwa-btn--primary { background: var(--pwa-brand); border-color: var(--pwa-brand); color: #fff; }
.pwa-btn:focus-visible { outline: 3px solid var(--focus-ring, #3fb2e8); outline-offset: 2px; }

/* Banner de instalación (Android/escritorio/iOS) */
.pwa-install {
  position: fixed; z-index: 1150; left: 50%; transform: translateX(-50%);
  bottom: max(12px, env(safe-area-inset-bottom));
  width: min(520px, calc(100% - 24px));
  display: flex; align-items: center; gap: 12px; padding: 12px 14px;
  background: var(--pwa-surface); color: var(--pwa-ink);
  border: 1px solid var(--pwa-border); border-radius: 16px;
  box-shadow: 0 14px 40px -12px rgba(13, 32, 54, .45);
}
.pwa-install__icon { width: 44px; height: 44px; border-radius: 10px; flex: none; }
.pwa-install__body { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
.pwa-install__body span { color: var(--pwa-ink-soft); font-size: 13px; }
.pwa-install__actions { display: flex; flex-direction: column; gap: 6px; flex: none; }
@media (max-width: 480px) {
  .pwa-install { flex-wrap: wrap; }
  .pwa-install__actions { flex-direction: row; width: 100%; }
  .pwa-install__actions .pwa-btn { flex: 1; }
}

/* Indicador de conexión (arriba, centrado) */
.pwa-conn {
  position: fixed; z-index: 1300; left: 50%; transform: translateX(-50%);
  top: max(8px, env(safe-area-inset-top));
  max-width: calc(100% - 24px); padding: 8px 16px; border-radius: 999px;
  font-weight: 600; font-size: 13px; text-align: center; color: #fff;
  box-shadow: 0 8px 24px -10px rgba(13, 32, 54, .5);
}
.pwa-conn[hidden] { display: none; }
.pwa-conn--offline { background: #a4231d; }
.pwa-conn--online { background: #1f7a35; }

@media (prefers-reduced-motion: no-preference) {
  .pwa-toast, .pwa-install, .pwa-conn { animation: pwa-in .22s ease-out both; }
  @keyframes pwa-in { from { opacity: 0; translate: 0 8px; } to { opacity: 1; translate: 0 0; } }
}
@media print { .pwa-toasts, .pwa-install, .pwa-conn { display: none !important; } }