/* Hero Section */
.catalog-hero {
  background: var(--page-gradient);
  padding: 80px 15px 60px;
  position: relative;
  overflow: hidden;
}

.catalog-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.catalog-hero-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.catalog-title {
  font-size: 2rem;
  color: #ffffff;
  margin-bottom: 15px;
  font-weight: 700;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  animation: slideInDown 0.8s ease;
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.catalog-description {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  animation: fadeInUp 0.8s ease 0.2s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Main Container */
.catalog-container {
  max-width: var(--prg-container-max-width);
  margin: -30px auto 60px;
  padding: 0 var(--prg-container-gutter);
  position: relative;
  z-index: 2;
}

.catalog-content {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 25px 20px;
  box-shadow: var(--shadow-home-lg);
  border: 1px solid var(--border-color);
}

/* Toggle Buttons - Mobile First */
.toggle-buttons {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 30px;
}

.toggle-btn {
  padding: 12px 10px;
  background: linear-gradient(135deg, #ffffff 0%, #f8fbff 100%);
  border: 2px solid var(--border-color);
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  min-height: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--color-catalog-text);
  text-decoration: none;
}

.toggle-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(52, 152, 219, 0.1), transparent);
  transition: left 0.5s;
}

.toggle-btn:hover::before {
  left: 100%;
}

.toggle-btn:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-home-md);
}

.toggle-btn.active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  border-color: var(--accent-color);
  box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.toggle-btn.active:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(231, 76, 60, 0.4);
}

.toggle-btn i {
  font-size: 1.2rem;
  margin-bottom: 2px;
}

/* Toggle Sections */
.toggle-section {
  display: none;
  animation: fadeIn 0.3s ease-out;
}

.toggle-section.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Catalog Grid - Mobile First */
.catalog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 20px;
}

/* Catalog Cards */
.catalog-card {
  background: linear-gradient(135deg, #ffffff 0%, #f8fbff 100%);
  border-radius: 12px;
  box-shadow: var(--shadow-home-sm);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.catalog-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary-color), var(--color-secondary-light));
  transform: translateX(-100%);
  transition: transform 0.3s;
}

.catalog-card:hover::before {
  transform: translateX(0);
}

.catalog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-home-xl);
  border-color: var(--primary-color);
}

/* Card Image */
.catalog-card-image {
  width: 100%;
  height: 180px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.catalog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 15px;
  transition: transform 0.3s ease;
}

.catalog-card:hover .catalog-card-image img {
  transform: scale(1.05);
}

.catalog-card-image.no-image {
  color: var(--primary-color);
  font-size: 3rem;
}

.catalog-card-image.no-image i {
  opacity: 0.3;
}

/* Card Content */
.catalog-card-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.catalog-card h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-catalog-heading);
  line-height: 1.3;
}

.catalog-card p {
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--color-catalog-text);
  margin-bottom: 20px;
  flex: 1;
}

/* Button */
.catalog-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: 8px;
  transition: all 0.3s ease;
  width: 100%;
  min-height: 44px;
  box-shadow: 0 4px 15px rgba(231, 76, 60, 0.2);
}

.catalog-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(231, 76, 60, 0.3);
}

/* Loading State */
.loading {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-catalog-text);
  font-size: 1.1rem;
}

.loading i {
  font-size: 2rem;
  color: var(--primary-color);
  animation: spin 1s linear infinite;
  display: block;
  margin-bottom: 15px;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

/* Stats Bar */
.catalog-stats {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 30px;
  padding: 20px;
  background: linear-gradient(135deg, #f8fbff 0%, #ffffff 100%);
  border-radius: 10px;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--secondary-color);
  display: block;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-catalog-text);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* SEO intro copy */
.catalog-intro {
  margin: 0 0 22px;
}

.catalog-intro p {
  font-size: 0.97rem;
  line-height: 1.65;
  color: var(--color-catalog-text);
  margin: 0;
}

.catalog-intro strong {
  color: var(--color-catalog-heading);
}

.catalog-intro a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.catalog-intro a:hover {
  text-decoration: underline;
}

/* A–Z quick-jump index */
.catalog-azindex {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 26px;
  padding: 14px 14px;
  background: linear-gradient(135deg, #f8fbff 0%, #ffffff 100%);
  border: 1px solid var(--border-color);
  border-radius: 10px;
}

.catalog-azindex:empty {
  display: none;
}

.catalog-azindex a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 30px;
  padding: 0 6px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-color);
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 7px;
  text-decoration: none;
  transition: all 0.15s ease;
}

.catalog-azindex a:hover {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}

.catalog-azindex a.disabled {
  color: #c2ccd6;
  pointer-events: none;
  background: #f6f8fa;
  font-weight: 600;
}

/* Letter divider rows inside the grid */
.az-divider {
  grid-column: 1 / -1;
  margin: 6px 0 0;
  padding: 6px 2px 8px;
  border-bottom: 2px solid var(--border-color);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-catalog-heading);
  scroll-margin-top: 90px;
}

/* Tablet Styles */
@media (min-width: 640px) {
  .catalog-hero {
    padding: 90px 20px 70px;
  }

  .catalog-title {
    font-size: 2.5rem;
  }

  .catalog-description {
    font-size: 1.2rem;
  }

  .catalog-container {
    padding: 0 var(--prg-container-gutter);
  }

  .catalog-content {
    padding: 35px 30px;
  }

  .toggle-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    grid-template-columns: none;
  }

  .toggle-btn {
    flex: 1;
    max-width: 200px;
    font-size: 1rem;
    padding: 15px 20px;
    flex-direction: row;
    gap: 10px;
  }

  .catalog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
  }

  .catalog-card-image {
    height: 200px;
  }

  .catalog-card h3 {
    font-size: 1.2rem;
  }

  .catalog-card p {
    font-size: 0.95rem;
  }
}

/* Desktop Styles */
@media (min-width: 1024px) {
  .catalog-hero {
    padding: 100px 20px 80px;
    margin-top: 0;
  }

  .catalog-title {
    font-size: 3rem;
  }

  .catalog-container {
    margin: -40px auto 60px;
  }

  .catalog-content {
    padding: 45px 40px;
  }

  .catalog-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
  }

  .catalog-card-image {
    height: 220px;
  }

  .catalog-card-content {
    padding: 25px;
  }

  .catalog-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
  }

  .catalog-card p {
    font-size: 1rem;
    margin-bottom: 25px;
  }

  .catalog-btn {
    font-size: 0.95rem;
    padding: 12px 24px;
  }
}

body.page-catalog {
  background: var(--page-bg);
  color: var(--page-text);
}