/* Elementos exclusivos do mobile — ocultos no desktop */
.catalog-swipe-hint,
.catalog-dots {
  display: none;
}

/* Catalog - redesigned with name+size display and WhatsApp button */
.catalog-section {
  padding: 0;
  background: linear-gradient(
    160deg,
    #0f2156 0%,
    #1a3a7a 18%,
    #1e3a8a 38%,
    #1d4ed8 62%,
    #1e40af 80%,
    #152e6e 100%
  );
  position: relative;
  margin-top: 4rem;
}

.catalog-divider {
  width: 100%;
  height: 80px;
  overflow: hidden;
  line-height: 0;
  margin-bottom: -2px;
  background: transparent;
}

.catalog-divider svg {
  display: block;
  width: 100%;
  height: 80px;
}

/* Banner azul com pedrinhas decorativas */
.catalog-banner {
  background: linear-gradient(160deg, #1e3a8a 0%, #1d4ed8 50%, #1e40af 100%);
  padding: 3.5rem 0 2.5rem;
  position: relative;
  overflow: hidden;
}

/* Pedrinhas SVG como background pattern */
.catalog-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 18px 14px at 5% 30%, rgba(255,255,255,0.07) 100%, transparent 100%),
    radial-gradient(ellipse 14px 10px at 12% 70%, rgba(255,255,255,0.05) 100%, transparent 100%),
    radial-gradient(ellipse 22px 16px at 20% 20%, rgba(255,255,255,0.06) 100%, transparent 100%),
    radial-gradient(ellipse 16px 12px at 28% 80%, rgba(255,255,255,0.05) 100%, transparent 100%),
    radial-gradient(ellipse 20px 15px at 35% 45%, rgba(255,255,255,0.07) 100%, transparent 100%),
    radial-gradient(ellipse 12px 9px at 42% 15%, rgba(255,255,255,0.04) 100%, transparent 100%),
    radial-gradient(ellipse 25px 18px at 50% 65%, rgba(255,255,255,0.06) 100%, transparent 100%),
    radial-gradient(ellipse 15px 11px at 58% 35%, rgba(255,255,255,0.05) 100%, transparent 100%),
    radial-gradient(ellipse 19px 14px at 65% 75%, rgba(255,255,255,0.07) 100%, transparent 100%),
    radial-gradient(ellipse 13px 10px at 73% 25%, rgba(255,255,255,0.04) 100%, transparent 100%),
    radial-gradient(ellipse 21px 16px at 80% 55%, rgba(255,255,255,0.06) 100%, transparent 100%),
    radial-gradient(ellipse 16px 12px at 88% 85%, rgba(255,255,255,0.05) 100%, transparent 100%),
    radial-gradient(ellipse 18px 14px at 95% 40%, rgba(255,255,255,0.07) 100%, transparent 100%),
    radial-gradient(ellipse 11px 8px at 8% 55%, rgba(255,255,255,0.04) 100%, transparent 100%),
    radial-gradient(ellipse 23px 17px at 45% 90%, rgba(255,255,255,0.05) 100%, transparent 100%);
  pointer-events: none;
}

/* Segunda camada de pedrinhas — mais ao centro */
.catalog-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 17px 13px at 15% 42%, rgba(255,255,255,0.06) 100%, transparent 100%),
    radial-gradient(ellipse 13px 10px at 33% 62%, rgba(255,255,255,0.05) 100%, transparent 100%),
    radial-gradient(ellipse 20px 15px at 55% 28%, rgba(255,255,255,0.07) 100%, transparent 100%),
    radial-gradient(ellipse 15px 11px at 70% 68%, rgba(255,255,255,0.04) 100%, transparent 100%),
    radial-gradient(ellipse 18px 14px at 85% 18%, rgba(255,255,255,0.06) 100%, transparent 100%),
    radial-gradient(ellipse 12px 9px at 92% 72%, rgba(255,255,255,0.05) 100%, transparent 100%);
  pointer-events: none;
}

.catalog-banner-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.catalog-icon {
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.catalog-icon svg {
  color: white;
}

.catalog-banner-text {
  color: white;
}

.catalog-main-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 600;
  margin: 0 0 0.5rem 0;
  letter-spacing: 1px;
}

.catalog-main-subtitle {
  font-size: 1rem;
  opacity: 0.9;
  margin: 0;
  font-weight: 300;
}

/* Catalog grid — sobre fundo azul do site */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  padding: 3rem 0 5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.catalog-item {
  background: white;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid transparent;
  position: relative;
  display: flex;
  flex-direction: column;
}

.catalog-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.2);
  border-color: #2563eb;
}

/* ===== FLIP REDESIGN: simples e confiável ===== */
.catalog-image-container {
  width: 100%;
  aspect-ratio: 880 / 657;
  position: relative;
  overflow: hidden;
  background: #f5f5f5;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.catalog-image-front,
.catalog-image-back {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.catalog-image-front {
  opacity: 1;
  visibility: visible;
  z-index: 2;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.catalog-image-back {
  opacity: 0;
  visibility: hidden;
  z-index: 1;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

/* Estado: virado */
.catalog-image-container.flipped .catalog-image-front {
  opacity: 0;
  visibility: hidden;
  z-index: 1;
}

.catalog-image-container.flipped .catalog-image-back {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.catalog-image-front img,
.catalog-image-back img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  pointer-events: none;
}

/* Badge de número */
.catalog-badge {
  position: absolute;
  top: 0.85rem;
  left: 0.85rem;
  background: rgba(30, 58, 138, 0.92);
  color: white;
  padding: 0.4rem 0.85rem;
  border-radius: 30px;
  font-weight: 700;
  font-size: 0.85rem;
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  z-index: 5;
  pointer-events: none;
}

/* Flip button — completamente reescrito */
.flip-button {
  position: absolute;
  bottom: 0.75rem;
  right: 0.75rem;
  background: rgba(30, 58, 138, 0.92);
  color: white;
  border: none;
  border-radius: 50%;
  width: 38px;
  height: 38px;
  min-width: 38px;
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  transition: background 0.2s ease, transform 0.2s ease;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  outline: none;
  padding: 0;
}

.flip-button:hover {
  background: #2563eb;
  transform: scale(1.12);
}

.flip-button:active {
  transform: scale(0.95);
  background: #1e40af;
}

.flip-button svg {
  pointer-events: none;
  flex-shrink: 0;
}

/* Info block abaixo da imagem */
.catalog-info {
  padding: 1.5rem 1.75rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

/* Nome + Tamanho lado a lado */
.catalog-name-size {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 0.25rem;
}

.catalog-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: #1a2332;
  margin: 0;
  font-weight: 600;
  line-height: 1.2;
}

.catalog-size-tag {
  display: inline-block;
  background: #dbeafe;
  color: #1e3a8a;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
  white-space: nowrap;
}

.catalog-desc {
  font-size: 0.9rem;
  color: #64748b;
  line-height: 1.5;
  margin: 0;
}

/* Botão "Solicitar Orçamento" no catálogo */
.catalog-saiba-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 0.75rem;
  padding: 0.9rem 1.25rem;
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 60%, #3b82f6 100%);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.4px;
  cursor: pointer;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* Brilho interno sutil */
.catalog-saiba-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.catalog-saiba-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(37, 99, 235, 0.45);
  color: #fff;
}

.catalog-saiba-btn:active {
  transform: translateY(0);
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.catalog-saiba-btn svg {
  flex-shrink: 0;
  pointer-events: none;
}

@media (max-width: 768px) {
  .catalog-banner {
    padding: 2rem 0;
  }

  .catalog-banner-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .catalog-icon {
    width: 60px;
    height: 60px;
  }

  .catalog-icon svg {
    width: 40px;
    height: 40px;
  }

  .catalog-main-title {
    font-size: 1.8rem;
  }

  .catalog-main-subtitle {
    font-size: 0.9rem;
  }

  .catalog-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 2rem 0.5rem;
  }

  .catalog-info {
    padding: 1rem 1.1rem 1.25rem;
  }

  .catalog-title {
    font-size: 1.05rem;
  }

  .catalog-saiba-btn {
    padding: 0.85rem 1rem;
    font-size: 0.88rem;
  }
}

@media (max-width: 480px) {
  .catalog-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    padding: 1.5rem 0;
  }
}