/* Estilos catálogo — Sin Filtro */

/* ===== HERO ===== */
.catalogo-hero {
  padding-top: calc(var(--nav-h) + var(--space-2xl));
  padding-bottom: var(--space-xl);
}

.catalogo-hero__title {
  font-family: var(--font-title);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  line-height: 1;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-lg);
}

.catalogo-hero__sub {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 55ch;
  line-height: 1.6;
}

/* ===== FILTROS ===== */
.catalogo-filtros {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  position: sticky;
  top: var(--nav-h);
  z-index: 50;
}

.filtros__inner {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.filtros__inner::-webkit-scrollbar {
  display: none;
}

.filtro-btn {
  flex-shrink: 0;
  font-family: var(--font-sub);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4em 1em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.filtro-btn:hover {
  color: var(--text);
  border-color: var(--text);
}

.filtro-btn.active {
  color: var(--bg);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ===== BUSCADOR ===== */
.catalogo-search {
  padding: var(--space-lg) 0;
}

.search-wrap {
  position: relative;
  max-width: 480px;
}

.search-wrap input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.75em 1em 0.75em 3em;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition);
}

.search-wrap input:focus {
  border-color: var(--cyan);
}

.search-wrap input::placeholder {
  color: var(--muted);
}

.search-icon {
  position: absolute;
  left: 1em;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}

/* ===== GRID ===== */
.catalogo-main {
  padding-top: 0;
  padding-bottom: var(--space-2xl);
}

.catalogo-count {
  font-family: var(--font-sub);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}

.catalogo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.catalogo-grid .book-card {
  opacity: 1;
  transition: transform var(--transition), box-shadow var(--transition), opacity 0.3s ease;
}

.catalogo-grid .book-card.hidden {
  display: none;
}

.catalogo-grid .book-card.fade-out {
  opacity: 0;
  pointer-events: none;
}

/* Badge "Nuevo" en cards de catálogo */
.book-card__new {
  position: absolute;
  top: 8px;
  right: 8px;
  background: var(--yellow);
  color: var(--bg);
  font-family: var(--font-sub);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2em 0.6em;
  border-radius: var(--radius-sm);
}

/* Empty state */
.catalogo-empty {
  text-align: center;
  padding: var(--space-2xl) 0;
}

.catalogo-empty p {
  font-size: 1.2rem;
  color: var(--muted);
  margin-bottom: var(--space-lg);
}

/* ===== LEAD STRIP ===== */
.lead-magnet-strip {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: var(--space-xl) 0;
}

.lead-strip__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.lead-strip__text {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .catalogo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .catalogo-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .lead-strip__inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .catalogo-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }
}