/* Classroom Solutions Section */
.classroom-solutions {
  padding-top: 0;
  padding-bottom: 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.solutions-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.content-header {
  text-align: center;
  margin-bottom: 6rem;
}

.solutions-title {
  font-size: 4rem;
  font-weight: 700;
  color: #212529;
  margin-bottom: 2rem;
}

.solutions-description {
  font-size: 2rem;
  color: #6c757d;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
}

.solutions-showcase {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4rem;
  margin: 6rem 0;
  align-items: center;
}

.room-gallery {
  flex: 1;
  display: flex;
  justify-content: center;
  position: relative;
  min-width: 400px;
}

.room-images {
  position: relative;
  max-width: 600px;
  width: 100%;
}

.room-image {
  width: 100%;
  height: auto;
  border-radius: 20px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.pulse-indicators {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}

.pulse-point {
  position: absolute;
  width: 20px;
  height: 20px;
  cursor: pointer;
  transform: translate(-50%, -50%);
}

.pulse-point.active {
  opacity: 0.3;
}

.pulse-center {
  width: 12px;
  height: 12px;
  background-color: #212529;
  border-radius: 50%;
  position: absolute;
  top: 4px;
  left: 4px;
  z-index: 2;
}

.pulse-ring {
  border: 2px solid #212529;
  border-radius: 50%;
  position: absolute;
  top: 0;
  left: 0;
  width: 20px;
  height: 20px;
  opacity: 0.6;
  animation: pulse-ring 2s infinite;
}

.pulse-ring.ring-2 {
  animation-delay: 0.4s;
}

.pulse-ring.ring-3 {
  animation-delay: 0.8s;
}

@keyframes pulse-ring {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(3);
    opacity: 0;
  }
}

/* Pulse point positions */
.pulse-1 { top: 50%; left: 15%; }
.pulse-2 { top: 50%; left: 80%; }
.pulse-3 { top: 50%; left: 45%; }

.features-list {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 3rem;
  min-width: 400px;
}

.feature-item {
  display: flex;
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  background: #ffffff;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: #212529;
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-icon i {
  color: #ffffff;
  font-size: 2.4rem;
}

.feature-content {
  flex: 1;
}

.feature-content h3 {
  font-size: 2.2rem;
  font-weight: 600;
  color: #212529;
  margin-bottom: 1rem;
}

.feature-content p {
  font-size: 1.6rem;
  color: #6c757d;
  line-height: 1.6;
}

.room-tabs {
  margin-top: 4rem;
}

.tab-navigation {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Room Tabs Modern Style */
.room-tabs {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 40px 0 0 0;
}

.tab-navigation {
  display: flex;
  gap: 2rem;
  justify-content: center;
  align-items: center;
}

.room-tab {
  border-radius: 12px 12px 0 0;
  padding: 28px 36px 24px 36px;
  min-height: 64px;
  font-size: 1.25rem;
  font-weight: 600;
  color: #000;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
  position: relative;
  outline: none;
}

.room-tab:not(:last-child) {
  margin-right: 0.5rem;
}

.room-tab a {
  display: flex;
  align-items: center;
  gap: 0.7em;
  color: #000;
  text-decoration: none;
}

.room-tab i {
  font-size: 1.5em;
  margin-right: 0.5em;
  color: #000;
}

.room-tab .tab-label {
  font-size: 1.15em;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.room-tab.active, .room-tab:focus {
  background: #f8faff;
  border-color: #000;
  color: #000;
  box-shadow: 0 4px 16px rgba(0,0,0,0.10);
  z-index: 2;
}

.room-tab.active i, .room-tab:focus i {
  color: #000;
}

.room-tab:hover:not(.active) {
  border-color: #000;
  background: #f4faff;
  color: #000;
}

.room-tab:hover:not(.active) i {
  color: #000;
}

@media (max-width: 900px) {
  .tab-navigation {
    gap: 1rem;
  }
  .room-tab {
    padding: 20px 18px 16px 18px;
    min-height: 48px;
    font-size: 1.05rem;
    transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
  }
  .room-tab i {
    font-size: 1.2em;
    margin-right: 0.4em;
  }
}

@media (max-width: 600px) {
  .tab-navigation {
    flex-direction: column;
    gap: 0.5rem;
  }
  .room-tab {
    width: 100%;
    justify-content: flex-start;
    border-radius: 10px 10px 0 0;
    padding: 16px 10px 12px 14px;
    min-height: 40px;
    font-size: 1rem;
    transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
  }
  .room-tab .tab-label {
    font-size: 1em;
  }
}

.room-tab a {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 3rem;
  border: 2px solid #e9ecef;
  background: #ffffff;
  color: #6c757d;
  border-radius: 15px;
  text-decoration: none;
  transition: all 0.3s ease;
  min-width: 150px;
}

.room-tab.active a,
.room-tab:hover a {
  border-color: #212529;
  color: #212529;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.tab-icon {
  font-size: 2.4rem;
  margin-bottom: 1rem;
}

.tab-text {
  font-size: 1.6rem;
  font-weight: 600;
}

/* Responsive Design for Classroom Solutions Section */
@media (max-width: 992px) {
  .solutions-showcase {
    flex-direction: column;
    gap: 3rem;
  }
  
  .room-gallery,
  .features-list {
    min-width: 100%;
  }
  
  .tab-navigation {
    gap: 1rem;
  }
  
  .room-tab a {
    padding: 1.5rem 2rem;
    min-width: 120px;
  }
  
  .tab-icon {
    font-size: 2rem;
  }
  
  .tab-text {
    font-size: 1.4rem;
  }
}

@media (max-width: 768px) {
  .solutions-title {
    font-size: 3.5rem;
  }
  
  .solutions-description {
    font-size: 1.8rem;
  }
  
  .solutions-showcase {
    flex-direction: column;
    gap: 4rem;
  }
  
  .feature-item {
    padding: 2rem;
  }
  
  .feature-content h3 {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .solutions-title {
    font-size: 2.5rem;
  }
  
  .solutions-description {
    font-size: 1.6rem;
  }
}