/* ============================================
   PWA STYLES - Processador Desmistificado
   Offline banner, install prompt, update notification
   ============================================ */

/* Offline Banner */
.offline-banner {
  position: sticky;
  top: 0; /* Gruda no topo quando rolar */
  left: 0;
  right: 0;
  background: var(--accent-yellow);
  color: #000;
  text-align: center;
  padding: 0.5rem;
  z-index: 10001;
  font-weight: 600;
  font-size: 0.9rem;
  display: none;
}

body.offline .offline-banner {
  display: block;
}

/* Update Banner */
.atualizacao-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  padding: 1rem;
  text-align: center;
  z-index: 10001;
  display: flex;
  justify-content: center;
  gap: 1rem;
  align-items: center;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.3);
}

.atualizacao-banner button {
  background: white;
  color: var(--primary);
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s;
}

.atualizacao-banner button:hover {
  transform: scale(1.05);
}

/* Install Button */
.btn-instalar {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: linear-gradient(135deg, var(--accent-success), var(--accent-success-dark));
  color: white;
  border: none;
  padding: 1rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  display: none;
  align-items: center;
  gap: 0.5rem;
  transition: transform 0.2s;
}

.btn-instalar:hover {
  transform: scale(1.05);
}

.btn-instalar::before {
  content: "📲";
}

/* Standalone mode adjustments */
@media (display-mode: standalone) {
  .navbar {
    padding-top: env(safe-area-inset-top);
  }
  
  .footer {
    padding-bottom: env(safe-area-inset-bottom);
  }
}

/* Recurso badge */
.recurso-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Progress continue button */
.progress-continue {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.continue-info {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Filtros de capítulos */
.capitulos-filtros {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.filtro-btn {
  padding: 0.5rem 1rem;
  border-radius: 100px;
  border: 1px solid var(--glass-border);
  background: var(--bg-elevated);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.9rem;
  transition: var(--transition);
}

.filtro-btn:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.filtro-btn.ativo {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* Capítulo favorito */
.capitulo-fav-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  padding: 0.25rem;
  opacity: 0.5;
  transition: opacity 0.2s;
}

.capitulo-fav-btn:hover,
.capitulo-fav-btn.ativo {
  opacity: 1;
}

.capitulo-fav-btn.ativo {
  color: var(--accent-warning);
}

/* Laboratórios */
.laboratorios-section {
  padding: 4rem 0;
  background: linear-gradient(180deg, var(--bg-card), var(--bg-main));
}

.laboratorios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.laboratorio-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  transition: var(--transition);
}

.laboratorio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.laboratorio-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.laboratorio-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.laboratorio-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

/* Footer export links */
.footer-links a[onclick] {
  cursor: pointer;
}

.footer-links a[onclick]:hover {
  color: var(--primary-light);
}