/* Room Configurations Section */
.room-classroom-solutions {
  padding-bottom: 0;
  padding-top: 0;
  background: #ffffff;
}

.content-sections {
  text-align: center;
  margin-bottom: 4rem;
}

.room-content {
  display: none;
}

.room-content.active {
  display: block;
}

.room-title {
  font-size: 3.5rem;
  font-weight: 700;
  color: #212529;
  margin-bottom: 2rem;
}

.room-description {
  font-size: 2rem;
  color: #6c757d;
  max-width: 800px;
  margin: 0 auto;
}

.main-content {
  max-width: 1400px;
  margin: 0 auto;
}

.navigation-section {
  display: flex;
  gap: 4rem;
  align-items: flex-start;
}

.sidebar-navigation {
  flex: 0 0 250px;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem 2rem;
  background: #f8f9fa;
  border: 2px solid #e9ecef;
  border-radius: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1.6rem;
  font-weight: 600;
  color: #6c757d;
}

.nav-item.active,
.nav-item:hover {
  background: #ffffff;
  border-color: #212529;
  color: #212529;
  transform: translateX(5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.nav-item i {
  font-size: 2rem;
}

.content-display {
  flex: 1;
}

.room-details {
  display: none;
}

.room-details.active {
  display: block;
}

.config-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.config-image img {
  width: 100%;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.config-title {
  font-size: 2.8rem;
  font-weight: 600;
  color: #212529;
  margin-bottom: 2rem;
}

.recommended-bundle,
.config-features {
  margin-bottom: 3rem;
}

.recommended-bundle h4,
.config-features h4 {
  font-size: 2rem;
  font-weight: 600;
  color: #212529;
  margin-bottom: 1.5rem;
}

.bundle-list,
.config-features ul {
  list-style: none;
}

.bundle-list li,
.config-features li {
  font-size: 1.6rem;
  color: #6c757d;
  margin-bottom: 1rem;
  position: relative;
  padding-left: 2rem;
}

.bundle-list li::before,
.config-features li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: #212529;
  font-weight: bold;
  font-size: 2rem;
}

.bundle-list li strong {
  color: #212529;
  font-weight: 600;
}

/* Related Products Section */
.related-products {
  margin-top: 3rem;
  padding-top: 3rem;
  border-top: 1px solid #e9ecef;
}

.products-content {
  width: 100%;
}

.products-header {
  margin-bottom: 2rem;
}

.products-title {
  font-size: 2rem;
  font-weight: 600;
  color: #212529;
  margin: 0;
  text-align: center;
}

.products-carousel {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  max-width: 100%;
}

.product-item {
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  overflow: hidden;
  border: 1px solid #f1f3f4;
  width: 200px;
  max-width: 200px;
  flex: 0 0 200px;
}

.product-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.product-image {
  width: 100%;
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f8f9fa;
  padding: 1rem;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.product-item:hover .product-image img {
  transform: scale(1.05);
}

.product-info {
  padding: 1.5rem;
  text-align: center;
}

.product-name {
  font-size: 1.4rem;
  font-weight: 600;
  color: #212529;
  margin-bottom: 1rem;
  line-height: 1.3;
}

.product-link a {
  display: inline-block;
  padding: 8px 20px;
  color: #007bff;
  text-decoration: none;
  border-radius: 6px;
  font-size: 1.2rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

/* Responsive Design for Room Configurations Section */
@media (max-width: 992px) {
  .navigation-section {
    flex-direction: column;
    gap: 2rem;
  }
  
  .sidebar-navigation {
    flex: none;
    width: 100%;
  }
  
  .nav-list {
    flex-direction: row;
    overflow-x: auto;
    gap: 0.5rem;
  }
  
  .nav-item {
    flex: 0 0 auto;
    white-space: nowrap;
    padding: 1rem 1.5rem;
    font-size: 1.4rem;
  }
  
  .config-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .room-title {
    font-size: 3rem;
  }
  
  .room-description {
    font-size: 1.8rem;
  }
  
  .navigation-section {
    flex-direction: column;
    gap: 3rem;
  }
  
  .nav-list {
    flex-direction: row;
    overflow-x: auto;
    width: 100%;
    justify-content: center;
    padding: 1rem 0;
  }
  
  .nav-item {
    flex: 0 0 auto;
    white-space: nowrap;
    margin-right: 1rem;
  }
}

@media (max-width: 480px) {
  .nav-list {
    flex-direction: column;
  }
  
  .tab-navigation {
    flex-direction: column;
  }
  
  /* Related Products Responsive Design */
  .products-carousel {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .product-image {
    height: 140px;
  }
  
  .product-name {
    font-size: 1.3rem;
  }
  
  .product-link a {
    padding: 8px 18px;
    font-size: 1.2rem;
  }
}

/* Related Products Responsive Design */
@media (max-width: 1024px) {
  .products-carousel {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
  }
  
  .product-image {
    height: 130px;
  }
  
  .product-name {
    font-size: 1.3rem;
  }
  
  .product-link a {
    font-size: 1.1rem;
    padding: 6px 16px;
  }
}

@media (max-width: 768px) {
  .related-products {
    margin-top: 2rem;
    padding-top: 2rem;
  }
  
  .products-title {
    font-size: 1.8rem;
  }
  
  .products-carousel {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
  }
  
  .product-image {
    height: 120px;
    padding: 0.8rem;
  }
  
  .product-info {
    padding: 1.2rem;
  }
  
  .product-name {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
  }
}