/* GESTUUM — PWA layout shell
   Padrao de instalacao/configuracao via PWA. Diferente do site institucional
   (nav + footer): aqui a aplicacao tem header proprio, focada em uso.
   Carregar APOS variables.css. */

/* ===== Reset minimo ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ===== Body marker ===== */
/* Body com class="pwa" reserva espaco pro header fixed (56px). */
body.pwa {
  padding-top: 56px;
}

/* ===== PWA Header ===== */
.pwa-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  height: 56px;
  background: var(--text);
  color: #fff;
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 12px;
  box-shadow: 0 2px 8px rgba(45,55,72,.15);
}

.pwa-header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #fff;
  flex-shrink: 0;
  transition: opacity 0.2s ease;
}

.pwa-header-brand:hover {
  opacity: 0.85;
}

.pwa-header-brand img {
  width: 28px;
  height: 28px;
  border-radius: 4px;
  display: block;
}

.pwa-header-name {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

/* Slot onde cada PWA injeta seus widgets (bateria, BLE, step atual...) */
.pwa-header-slot {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  min-width: 0;
  overflow: hidden;
}

/* Link "Site" (saida pra index.html) */
.pwa-header-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  color: rgba(255,255,255,0.7);
  font-size: 0.82rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 9999px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.pwa-header-back:hover {
  color: #fff;
  background: rgba(255,255,255,0.14);
  border-color: rgba(255,255,255,0.24);
}

.pwa-header-back svg {
  flex-shrink: 0;
}

/* Em telas estreitas, esconde o texto "Site" — fica so a seta */
@media (max-width: 480px) {
  .pwa-header-back span {
    display: none;
  }

  .pwa-header-back {
    padding: 6px 10px;
  }

  .pwa-header-name {
    font-size: 0.95rem;
  }
}