/* ============================================
   Protandim & Collagen Product Page Styles
   ============================================ */

/* --- Liquid Collagen Intro Section --- */
.pc-intro {
  padding: var(--space-3xl) 0;
}

.pc-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.pc-intro-content h2 {
  margin-bottom: var(--space-md);
}

.pc-intro-content h2 span {
  color: var(--color-primary);
}

.pc-intro-content p {
  color: var(--color-text-light);
  line-height: 1.8;
  font-size: var(--text-base);
}

.pc-key-benefits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.pc-key-benefit {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--color-surface);
  border-radius: var(--border-radius);
  border-left: 3px solid var(--color-primary);
}

.pc-key-benefit svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  fill: var(--color-primary);
  margin-top: 2px;
}

.pc-key-benefit span {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.5;
}

.pc-intro-video {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

/* --- Product Comparison Section --- */
.pc-products {
  padding: var(--space-3xl) 0;
}

.pc-products-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

.pc-product-card {
  text-align: center;
  padding: var(--space-xl);
  border-radius: var(--border-radius-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.pc-product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.pc-product-card .pc-product-img {
  max-width: 280px;
  margin: 0 auto var(--space-lg);
  transition: transform var(--transition-base);
}

.pc-product-card:hover .pc-product-img {
  transform: scale(1.05);
}

.pc-product-card h3 {
  margin-bottom: var(--space-sm);
  font-size: var(--text-xl);
}

.pc-product-card p {
  color: var(--color-text-light);
  font-size: var(--text-sm);
  line-height: 1.7;
  max-width: 380px;
  margin: 0 auto var(--space-lg);
}

/* --- Infographic Section --- */
.pc-infographic {
  padding: var(--space-2xl) 0;
  text-align: center;
}

.pc-infographic .container {
  max-width: 1000px;
}

.pc-infographic h2 {
  margin-bottom: var(--space-lg);
}

.pc-infographic img {
  width: 100%;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
}

/* --- Benefits Grid Section --- */
.pc-benefits {
  padding: var(--space-3xl) 0;
}

.pc-benefits .section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
}

.pc-benefits .section-header h2 {
  margin-bottom: var(--space-sm);
}

.pc-benefits .section-header h2 span {
  color: var(--color-primary);
}

.pc-benefits-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-lg);
}

.pc-benefit-card {
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  border-radius: var(--border-radius-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.pc-benefit-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.pc-benefit-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-md);
  padding: var(--space-sm);
  background: var(--color-primary-glow);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pc-benefit-icon img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.pc-benefit-card h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-dark);
}

/* --- Clinical Results / Stats Section --- */
.pc-results {
  padding: var(--space-3xl) 0;
}

.pc-results .section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
}

.pc-results .section-header h2 {
  margin-bottom: var(--space-sm);
}

.pc-results .section-header h2 span {
  color: var(--color-primary);
}

.pc-results .section-header p {
  color: var(--color-text-light);
  font-size: var(--text-sm);
}

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

.pc-stat-card {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  border-radius: var(--border-radius-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.pc-stat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.pc-stat-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-sm);
}

.pc-stat-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.pc-stat-number {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.pc-stat-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  line-height: 1.4;
}

.pc-stat-card .btn {
  font-size: var(--text-xs);
}

/* --- Treatment Areas Gallery --- */
.pc-gallery {
  padding: var(--space-3xl) 0;
}

.pc-gallery .section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-xl);
}

.pc-gallery .section-header h2 {
  margin-bottom: var(--space-sm);
}

.pc-gallery .section-header h2 span {
  color: var(--color-primary);
}

.pc-gallery-subtitle {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.pc-gallery-subtitle span {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary-dark);
  padding: 0.5rem 1.25rem;
  background: var(--color-primary-glow);
  border-radius: var(--border-radius-pill);
}

/* --- Product Stack Section --- */
.pc-stack {
  padding: var(--space-2xl) 0;
  text-align: center;
}

.pc-stack img {
  max-width: 800px;
  width: 100%;
  margin: 0 auto;
  border-radius: var(--border-radius-lg);
}

/* --- CTA Banner --- */
.pc-cta-banner {
  padding: var(--space-2xl) 0;
  text-align: center;
}

.pc-cta-banner h2 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.pc-cta-banner p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--text-lg);
  margin-bottom: var(--space-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Video Grid --- */
.pc-video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

/* ============================================
   Responsive Breakpoints
   ============================================ */

@media (max-width: 1199px) {
  .pc-benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .pc-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 991px) {
  .pc-intro-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .pc-products-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .pc-benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .pc-video-grid {
    grid-template-columns: 1fr;
  }

  .pc-key-benefits {
    grid-template-columns: 1fr 1fr;
  }

  .pc-intro,
  .pc-products,
  .pc-benefits,
  .pc-results,
  .pc-gallery {
    padding: var(--space-2xl) 0;
  }
}

@media (max-width: 767px) {
  .pc-benefits-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .pc-stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }

  .pc-key-benefits {
    grid-template-columns: 1fr;
  }

  .pc-intro,
  .pc-products,
  .pc-benefits,
  .pc-results,
  .pc-gallery {
    padding: var(--space-xl) 0;
  }

  .pc-infographic,
  .pc-stack,
  .pc-cta-banner {
    padding: var(--space-xl) 0;
  }

  .pc-product-card {
    padding: var(--space-lg) var(--space-sm);
  }

  .pc-product-card .pc-product-img {
    max-width: 200px;
  }

  .pc-gallery-subtitle {
    gap: var(--space-sm);
  }
}

@media (max-width: 575px) {
  .pc-benefits-grid {
    grid-template-columns: 1fr;
  }

  .pc-stats-grid {
    grid-template-columns: 1fr;
  }

  .pc-stat-card {
    padding: var(--space-lg) var(--space-md);
  }
}