/* =======================
   LIVRARIA PROMETEU — INDEX
   Escopo isolado para o conteúdo principal
   ======================= */

/* Reset básico só dentro do main */
main.container * {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--ink, #222);
}

/* Estrutura geral */
main.container {
  background: var(--bg, #faf9f7);
  padding: 1rem 1.2rem 3rem;
  max-width: 960px;
  margin: 0 auto;
}

/* =======================
   HERO
   ======================= */
main.container .hero {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  padding: 2rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

main.container .hero h1 {
  font-family: "Playfair Display", serif;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  line-height: 1.3;
}

main.container .hero p.micro {
  font-size: 0.9rem;
  color: var(--muted, #6b6b6b);
  line-height: 1.4;
}

/* CTA buttons */
main.container .ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

main.container .btn {
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 500;
  padding: 0.7rem 1.1rem;
  transition: background-color 0.25s ease;
}

main.container .btn-primary {
  background: var(--accent, #673e32);
  color: #fff;
}

main.container .btn-primary:hover {
  background: #553027;
}

main.container .btn-ghost {
  background: transparent;
  border: 1px solid rgba(103, 62, 50, 0.3);
  color: var(--accent, #673e32);
}

main.container .btn-ghost:hover {
  background: rgba(103, 62, 50, 0.06);
}

/* =======================
   TOOLBAR (busca e filtros)
   ======================= */
main.container .toolbar {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

main.container .search {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--paper, #fff);
  padding: 0.4rem 0.6rem;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 8px;
}

main.container .search input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 0.95rem;
  outline: none;
}

main.container .btn-small {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  color: var(--muted, #666);
}

main.container .filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

main.container .chip {
  background: var(--paper, #fff);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 14px;
  padding: 0.3rem 0.9rem;
  font-size: 0.9rem;
  cursor: pointer;
  color: var(--muted, #555);
  transition: all 0.2s ease;
}

main.container .chip.active,
main.container .chip:hover {
  background: var(--accent, #673e32);
  color: #fff;
  border-color: var(--accent, #673e32);
}

/* =======================
   GRID DE EBOOKS
   ======================= */
main.container .grid {
  display: grid;
  gap: 1.2rem;
}

@media (min-width: 480px) {
  main.container .grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }
}

main.container .card {
  background: var(--paper, #fff);
  border-radius: 12px;
  box-shadow: 0 8px 22px rgba(0,0,0,0.04);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
}

main.container .card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 26px rgba(0,0,0,0.07);
}

main.container .card img {
  width: 100%;
  max-height: 180px;       /* limite visual */
  object-fit: contain;     /* mantém proporção */
  background: #fff;
  display: block;
  margin: 0 auto;
  border-radius: 6px;
  padding: 6px;
}

main.container .card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0.5rem 0.8rem 0.2rem;
}

main.container .card p.micro {
  margin: 0 0.8rem 0.8rem;
  font-size: 0.85rem;
  color: var(--muted, #6b6b6b);
}

/* =======================
   MODAL
   ======================= */
main.container + .modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: none;
  justify-content: center;
  align-items: center;
  padding: 1rem;
  z-index: 999;
}

main.container + .modal.open {
  display: flex;
}

.modal-card {
  background: var(--paper, #fff);
  border-radius: 10px;
  max-width: 500px;
  width: 100%;
  overflow: hidden;
  animation: fadeIn 0.25s ease;
}

.modal-card img {
  width: 100%;
  height: auto;
  display: block;
}

.modal-content {
  padding: 1rem 1.2rem;
}

.modal-content h3 {
  font-family: "Playfair Display", serif;
  font-size: 1.2rem;
  margin-bottom: 0.2rem;
}

.modal-micro,
.modal-excerpt {
  font-size: 0.9rem;
  color: var(--muted, #666);
  margin-bottom: 0.8rem;
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

/* =======================
   TOAST
   ======================= */
#toast {
  position: fixed;
  bottom: 1.2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent, #673e32);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: 6px;
  font-size: 0.9rem;
  display: none;
  z-index: 1002;
  animation: fadeIn 0.3s ease;
}

/* =======================
   ANIMAÇÕES
   ======================= */
@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.98); }
  to { opacity: 1; transform: scale(1); }
}