/* Foundation Section Styles */
.foundation-section {
  background: var(--bg-secondary);
  transition: background-color 0.3s ease;

  /* MoodLens Pink to Purple Gradient Accent */
  --moodlens-pink: #ec4899;
  --moodlens-purple: #8b5cf6;
  --moodlens-gradient: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
  --moodlens-glow: rgba(236, 72, 153, 0.3);
}

.foundation-card {
  background: var(--card-bg);
  border-radius: 24px;
  padding: 50px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  max-width: 1000px;
  margin: 0 auto;
}

.foundation-card:hover {
  transform: translateY(-8px);
}

.foundation-header {
  display: flex;
  align-items: center;
  gap: 25px;
  margin-bottom: 35px;
  padding-bottom: 30px;
  border-bottom: 2px solid var(--border-color);
  position: relative;
}

.foundation-social-links {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  gap: 12px;
}

.foundation-linkedin-btn,
.foundation-instagram-btn {
  width: 45px;
  height: 45px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.3rem;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  text-decoration: none;
}

.foundation-linkedin-btn {
  background: var(--moodlens-gradient);
  box-shadow: 0 4px 15px var(--moodlens-glow);
}

.foundation-instagram-btn {
  background: linear-gradient(135deg, #e91e63 0%, #f06292 50%, #ffb74d 100%);
  box-shadow: 0 4px 15px rgba(233, 30, 99, 0.3);
}

.foundation-linkedin-btn:hover {
  background: linear-gradient(135deg, #db2777 0%, #7c3aed 100%);
  transform: translateY(-5px) rotate(5deg) scale(1.1);
  box-shadow: 0 10px 30px rgba(236, 72, 153, 0.5);
}

.foundation-instagram-btn:hover {
  background: linear-gradient(135deg, #d81b60 0%, #e91e63 50%, #ff9800 100%);
  transform: translateY(-5px) rotate(-5deg) scale(1.1);
  box-shadow: 0 10px 30px rgba(233, 30, 99, 0.5);
}

.foundation-linkedin-btn:hover i,
.foundation-instagram-btn:hover i {
  animation: social-bounce 0.5s ease;
}

@keyframes social-bounce {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

.foundation-logo-placeholder {
  width: 80px;
  height: 80px;
  background: var(--moodlens-gradient);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: white;
  box-shadow: 0 8px 20px var(--moodlens-glow);
  flex-shrink: 0;
}

.foundation-logo {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 8px 20px var(--moodlens-glow);
}

.foundation-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.btn-with-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn-logo {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  object-fit: cover;
}

.foundation-title-group h3 {
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: 8px;
  font-weight: 700;
}

.foundation-role {
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.foundation-role::before {
  content: "•";
  color: var(--moodlens-pink);
  font-size: 1.5rem;
}

.foundation-content {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.foundation-description {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin: 0;
}

.foundation-description strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Foundation Stats */
.foundation-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 30px 0;
}

.foundation-stat-card {
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  border-radius: 16px;
  padding: 25px 20px;
  display: flex;
  align-items: center;
  gap: 15px;
  transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.foundation-stat-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--moodlens-pink);
  box-shadow: 0 15px 35px rgba(236, 72, 153, 0.25);
}

.foundation-stat-card:hover .stat-icon {
  transform: rotate(10deg) scale(1.1);
  box-shadow: 0 8px 25px var(--moodlens-glow);
}

.stat-icon {
  transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.stat-icon {
  width: 50px;
  height: 50px;
  background: var(--moodlens-gradient);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  flex-shrink: 0;
}

.stat-info {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.foundation-stat-card .stat-number {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.foundation-stat-card .stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.foundation-app-info {
  background: linear-gradient(135deg, rgba(236, 72, 153, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  border-left: 4px solid var(--moodlens-pink);
  padding: 20px 25px;
  border-radius: 12px;
  margin: 25px 0;
}

.foundation-app-info p {
  margin: 0;
  font-size: 1.05rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 12px;
}

.foundation-app-info i {
  font-size: 1.8rem;
  color: #3ddc84;
}

.foundation-highlights {
  background: var(--bg-tertiary);
  padding: 30px;
  border-radius: 16px;
  border-left: 4px solid var(--moodlens-pink);
}

/* Products Section */
.foundation-products {
  margin: 30px 0;
}

.foundation-products > h4 {
  font-size: 1.3rem;
  color: var(--text-primary);
  margin-bottom: 25px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.foundation-products > h4 i {
  color: var(--moodlens-pink);
}

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

.product-card {
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  border-radius: 20px;
  padding: 25px;
  transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.product-card:hover {
  border-color: var(--moodlens-pink);
  box-shadow: 0 20px 45px rgba(236, 72, 153, 0.2);
  transform: translateY(-10px);
}

.product-card:hover .product-logo {
  transform: scale(1.08);
  box-shadow: 0 8px 25px var(--moodlens-glow);
}

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

.product-logo {
  transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.product-badge {
  transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.product-header {
  display: flex;
  align-items: center;
  gap: 15px;
}

.product-logo {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.product-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-info {
  flex: 1;
}

.product-info h5 {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: 5px;
  font-weight: 600;
}

.product-platform {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.product-platform i {
  color: #3ddc84;
}

.product-badge {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-badge.live {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
}

.product-badge.soon {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
}

.product-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.product-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}

.product-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 15px 10px;
  background: var(--card-bg);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.product-stat:hover {
  border-color: var(--moodlens-pink);
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 8px 20px rgba(236, 72, 153, 0.15);
  background: linear-gradient(135deg, var(--card-bg) 0%, rgba(236, 72, 153, 0.05) 100%);
}

.product-stat:hover i {
  transform: scale(1.2);
  color: var(--moodlens-purple);
}

.product-stat i {
  transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.product-stat i {
  font-size: 1.2rem;
  color: var(--moodlens-pink);
  margin-bottom: 8px;
}

.product-stat .stat-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.product-stat .stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.product-card .btn-sm {
  padding: 12px 20px;
  font-size: 0.9rem;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* Foundation Buttons with MoodLens Colors */
.product-card .btn-primary,
.foundation-section .btn-primary {
  background: var(--moodlens-gradient);
  border: none;
  color: white;
}

.product-card .btn-primary:hover,
.foundation-section .btn-primary:hover {
  background: linear-gradient(135deg, #db2777 0%, #7c3aed 100%);
  box-shadow: 0 6px 20px rgba(236, 72, 153, 0.4);
}

.product-card .btn-secondary,
.foundation-section .btn-secondary {
  border-color: var(--moodlens-pink);
  color: var(--moodlens-pink);
}

.product-card .btn-secondary:hover,
.foundation-section .btn-secondary:hover {
  background: var(--moodlens-gradient);
  border-color: var(--moodlens-pink);
  color: white;
}

/* Coming Soon Card Styling */
.product-card.coming-soon {
  position: relative;
}

/* 
  Countries box height calculation:
  - padding: 15px top + 15px bottom = 30px
  - icon: ~19px (1.2rem)
  - icon margin-bottom: 8px  
  - stat-value: ~21px (1.3rem line-height: 1)
  - stat-label: ~12px (0.75rem) + margin-top 4px
  Total ≈ 94px (varies with font rendering)
  
  In Development height = Countries height * 2 + 30px
*/
.product-coming-soon-overlay {
  --countries-box-height: 94px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: calc(var(--countries-box-height) * 2 + 30px);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(217, 119, 6, 0.1) 100%);
  border-radius: 12px;
  border: 2px dashed var(--border-color);
}

.product-coming-soon-overlay i {
  font-size: 2.5rem;
  color: #f59e0b;
  animation: pulse-soon 2s ease-in-out infinite;
}

.product-coming-soon-overlay span {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
}

@keyframes pulse-soon {
  0%, 100% {
    opacity: 0.6;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.1);
  }
}

.foundation-highlights {
  background: var(--bg-tertiary);
  padding: 30px;
  border-radius: 16px;
  border-left: 4px solid var(--moodlens-pink);
}

.foundation-highlights h4 {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.foundation-highlights h4 i {
  color: var(--moodlens-pink);
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 20px;
  background: var(--card-bg);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  font-weight: 500;
  color: var(--text-primary);
}

.highlight-item:hover {
  transform: translateX(5px);
  border-color: var(--moodlens-pink);
  box-shadow: var(--shadow-sm);
}

.highlight-item i {
  font-size: 1.3rem;
  color: var(--moodlens-pink);
}

.foundation-tech-stack {
  background: var(--bg-tertiary);
  padding: 30px;
  border-radius: 16px;
  border-left: 4px solid var(--moodlens-purple);
}

.foundation-tech-stack h4 {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.foundation-tech-stack h4 i {
  color: var(--moodlens-purple);
}

.tech-responsibilities {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tech-resp-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: var(--transition);
  cursor: default;
}

.tech-resp-tag:hover {
  background: var(--moodlens-gradient);
  color: white;
  border-color: var(--moodlens-pink);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.tech-resp-tag i {
  font-size: 1rem;
  opacity: 0.8;
}

.foundation-actions {
  display: flex;
  gap: 15px;
  padding-top: 15px;
}

.foundation-actions .btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  font-size: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .foundation-card {
    padding: 30px 25px;
  }

  .foundation-header {
    flex-direction: column;
    text-align: center;
    gap: 15px;
    position: relative;
  }

  .foundation-social-links {
    position: static;
    justify-content: center;
    margin-top: 10px;
    gap: 15px;
  }

  .foundation-linkedin-btn,
  .foundation-instagram-btn {
    width: 50px;
    height: 50px;
    font-size: 1.4rem;
  }

  .foundation-logo-placeholder {
    width: 70px;
    height: 70px;
    font-size: 2rem;
  }

  .foundation-title-group h3 {
    font-size: 1.6rem;
  }

  .foundation-role {
    font-size: 1rem;
    justify-content: center;
  }

  .highlights-grid {
    grid-template-columns: 1fr;
  }

  .foundation-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  .foundation-stat-card {
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }

  .stat-info {
    align-items: center;
  }

  .foundation-app-info p {
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

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

  .product-card .btn-sm {
    width: 100%;
    justify-content: center;
  }

  .tech-responsibilities {
    flex-direction: column;
  }

  .tech-resp-tag {
    justify-content: center;
  }

  .foundation-actions {
    flex-direction: column;
  }

  .foundation-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .foundation-description {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .foundation-card {
    padding: 25px 20px;
  }

  .foundation-social-links {
    gap: 10px;
    margin-top: 15px;
  }

  .foundation-linkedin-btn,
  .foundation-instagram-btn {
    width: 42px;
    height: 42px;
    font-size: 1.2rem;
  }

  .foundation-highlights,
  .foundation-tech-stack {
    padding: 20px;
  }

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

  .foundation-stat-card .stat-number {
    font-size: 1.5rem;
  }

  .foundation-highlights h4,
  .foundation-tech-stack h4 {
    font-size: 1.1rem;
  }
}

/* Foundation Card Toggle Button & Collapsible Styles */
.foundation-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px 24px;
  margin-top: 30px;
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.foundation-toggle-btn:hover {
  background: var(--moodlens-gradient);
  border-color: var(--moodlens-pink);
  color: white;
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(236, 72, 153, 0.25);
}

.foundation-toggle-btn i {
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.foundation-toggle-btn.expanded i {
  transform: rotate(180deg);
}

/* Collapsible Section */
.foundation-collapsible {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              opacity 0.4s ease;
}

.foundation-collapsible.expanded {
  max-height: 2000px;
  opacity: 1;
}

/* ============================================
   PERFORMANCE OPTIMIZATIONS - Foundation
   ============================================ */

/* GPU acceleration for animated elements */
.foundation-card,
.product-card,
.foundation-stat-card {
  will-change: auto;
  contain: layout style;
}

.foundation-card:hover,
.product-card:hover,
.foundation-stat-card:hover {
  will-change: transform;
}

.foundation-collapsible {
  will-change: max-height, opacity;
}

/* Optimize images in foundation section */
.foundation-logo img,
.product-logo img {
  content-visibility: auto;
}