/* KN Single Course - Curriculum Section */

/* Curriculum Section */
.kn-sc-curriculum {
  padding: var(--spacing-2xl) 0;
}

.kn-sc-curriculum-content {
  text-align: center;
  margin: 0 auto;
}

.kn-sc-curriculum-title {
  color: var(--primary-light);
  font-size: var(--font-size-3xl);
  font-weight: 600;
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-2xl);
  font-family: var(--font-primary);
}

.kn-sc-curriculum-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.kn-sc-curriculum-item {
  display: flex;
  align-items: center;
  background: #006699;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm) var(--spacing-xl);
  color: var(--white);
  transition: var(--transition-normal);
  text-align: left;
}

.kn-sc-curriculum-item:hover {
  box-shadow: 0 8px 25px -5px rgba(59, 130, 246, 0.3);
  transform: translateY(-2px);
}

.kn-sc-curriculum-item-chapter {
  font-size: var(--font-size-base);
  font-weight: 600;
  min-width: 100px;
  flex-shrink: 0;
  font-family: var(--font-primary);
}

.kn-sc-curriculum-item-divider {
  font-size: var(--font-size-lg);
  font-weight: 300;
  margin: 0 var(--spacing-lg);
  opacity: 0.7;
  flex-shrink: 0;
}

.kn-sc-curriculum-item-title {
  font-size: var(--font-size-base);
  font-weight: 400;
  line-height: var(--line-height-relaxed);
  flex: 1;
  font-family: var(--font-primary);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.kn-sc-curriculum-title {
  animation: fadeInUp 0.8s ease-out;
}

.kn-sc-curriculum-item {
  animation: slideInLeft 0.8s ease-out;
}

.kn-sc-curriculum-item:nth-child(1) {
  animation-delay: 0.1s;
}
.kn-sc-curriculum-item:nth-child(2) {
  animation-delay: 0.15s;
}
.kn-sc-curriculum-item:nth-child(3) {
  animation-delay: 0.2s;
}
.kn-sc-curriculum-item:nth-child(4) {
  animation-delay: 0.25s;
}
.kn-sc-curriculum-item:nth-child(5) {
  animation-delay: 0.3s;
}
.kn-sc-curriculum-item:nth-child(6) {
  animation-delay: 0.35s;
}
.kn-sc-curriculum-item:nth-child(7) {
  animation-delay: 0.4s;
}
.kn-sc-curriculum-item:nth-child(8) {
  animation-delay: 0.45s;
}
.kn-sc-curriculum-item:nth-child(9) {
  animation-delay: 0.5s;
}
.kn-sc-curriculum-item:nth-child(10) {
  animation-delay: 0.55s;
}
.kn-sc-curriculum-item:nth-child(11) {
  animation-delay: 0.6s;
}
.kn-sc-curriculum-item:nth-child(12) {
  animation-delay: 0.65s;
}
.kn-sc-curriculum-item:nth-child(13) {
  animation-delay: 0.7s;
}
.kn-sc-curriculum-item:nth-child(14) {
  animation-delay: 0.75s;
}
.kn-sc-curriculum-item:nth-child(15) {
  animation-delay: 0.8s;
}

/* Focus States for Accessibility */
.kn-sc-curriculum-item:focus {
  outline: 2px solid var(--white);
  outline-offset: 2px;
}

.kn-sc-curriculum-item:focus:not(:focus-visible) {
  outline: none;
}

/* Improved Hover Accessibility */
@media (hover: hover) {
  .kn-sc-curriculum-item:hover {
    cursor: pointer;
  }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .kn-sc-curriculum {
    padding: var(--spacing-xl) 0;
  }

  .kn-sc-curriculum-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-xl);
  }

  .kn-sc-curriculum-item {
    padding: calc(var(--spacing-md) + 2px) var(--spacing-lg);
  }

  .kn-sc-curriculum-item-chapter {
    min-width: 90px;
  }

  .kn-sc-curriculum-item-divider {
    margin: 0 var(--spacing-md);
  }
}

@media (max-width: 768px) {
  .kn-sc-curriculum {
    padding: var(--spacing-xl) 0;
  }

  .kn-sc-curriculum-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
  }

  .kn-sc-curriculum-item {
    padding: var(--spacing-md) calc(var(--spacing-md) + 4px);
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-xs);
  }

  .kn-sc-curriculum-item-chapter {
    min-width: unset;
    font-size: var(--font-size-sm);
  }

  .kn-sc-curriculum-item-divider {
    display: none;
  }

  .kn-sc-curriculum-item-title {
    font-size: var(--font-size-sm);
  }
}

@media (max-width: 480px) {
  .kn-sc-curriculum {
    padding: var(--spacing-lg) 0;
  }

  .kn-sc-curriculum-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
  }

  .kn-sc-curriculum-list {
    gap: calc(var(--spacing-xs) + 4px);
  }

  .kn-sc-curriculum-item {
    padding: var(--spacing-md);
  }

  .kn-sc-curriculum-item-chapter {
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .kn-sc-curriculum-item-title {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
  }
}