.key-features-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.section-header {
  margin-bottom: 50px;
}

.section-header h2 {
  font-size: 36px;
  color: #2c3e50;
  margin-bottom: 15px;
  font-weight: 700;
}

.section-header p {
  font-size: 18px;
  color: #555;
  max-width: 700px;
  margin: 0 auto;
}

.feature-card {
  background: #fff;
  padding: 30px 20px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  height: 100%;
  margin-bottom: 30px;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
  transform: rotate(360deg);
}

.feature-icon i {
  font-size: 35px;
  color: #fff;
}

.feature-card h4 {
  font-size: 20px;
  color: #2c3e50;
  margin-bottom: 15px;
  font-weight: 600;
}

.feature-card p {
  font-size: 15px;
  color: #666;
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 768px) {
  .key-features-section {
    padding: 50px 0;
  }

  .section-header h2 {
    font-size: 28px;
  }

  .feature-card {
    margin-bottom: 20px;
  }
}

.comparison-section {
  padding: 80px 0;
  background: #fff;
}

.comparison-wrapper {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 15px;
}

.comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  box-shadow: 0 5px 30px rgba(0, 0, 0, 0.1);
  border-radius: 15px;
  overflow: hidden;
}

.comparison-table thead tr {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.comparison-table th {
  padding: 25px 20px;
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  text-align: center;
  border: none;
}

.comparison-table th i {
  font-size: 24px;
  display: block;
  margin-bottom: 8px;
}

.comparison-table tbody tr {
  transition: all 0.3s ease;
}

.comparison-table tbody tr:nth-child(even) {
  background: #f8f9fa;
}

.comparison-table tbody tr:hover {
  background: #e3f2fd;
  transform: scale(1.02);
}

.comparison-table td {
  padding: 20px;
  text-align: center;
  border-bottom: 1px solid #e0e0e0;
  font-size: 15px;
}

.comparison-table td:first-child {
  text-align: left;
  font-weight: 600;
  color: #2c3e50;
}

.highlight-col {
  background: #f0f8ff !important;
  font-weight: 600;
  color: #2c3e50;
}

.comparison-table .fa-circle-check {
  color: #28a745;
  font-size: 20px;
  margin-right: 8px;
}

.comparison-table .fa-circle-xmark {
  color: #dc3545;
  font-size: 20px;
  margin-right: 8px;
}

.cta-button {
  display: inline-block;
  padding: 18px 40px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
  transition: all 0.3s ease;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(102, 126, 234, 0.6);
  color: #fff;
}

@media (max-width: 768px) {
  .comparison-section {
    padding: 50px 0;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 12px 8px;
    font-size: 13px;
  }

  .comparison-table th i {
    font-size: 18px;
  }
}

.how-it-works-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  position: relative;
  overflow: hidden;
}

.how-it-works-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,165.3C1248,171,1344,149,1392,138.7L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
  opacity: 0.3;
}

.how-it-works-section .section-header h2 {
  color: #fff;
}

.how-it-works-section .section-header p {
  color: rgba(255, 255, 255, 0.9);
}

.process-timeline {
  margin: 60px 0;
  position: relative;
}

.process-step {
  position: relative;
  text-align: center;
  padding: 30px 15px;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  margin-bottom: 30px;
  transition: all 0.3s ease;
  height: 100%;
}

.process-step:hover {
  transform: translateY(-15px);
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.25);
}

.step-number {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
  z-index: 2;
}

.step-number span {
  color: #fff;
  font-size: 24px;
  font-weight: 700;
}

.step-icon {
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 30px auto 20px;
  transition: all 0.3s ease;
}

.process-step:hover .step-icon {
  transform: rotate(360deg) scale(1.1);
}

.step-icon i {
  font-size: 45px;
  color: #667eea;
}

.process-step h4 {
  font-size: 22px;
  color: #2c3e50;
  margin-bottom: 15px;
  font-weight: 700;
}

.process-step p {
  font-size: 15px;
  color: #666;
  line-height: 1.7;
  margin: 0;
}

.step-connector {
  position: absolute;
  top: 50%;
  right: -15%;
  width: 30%;
  height: 3px;
  background: linear-gradient(90deg, #667eea 0%, transparent 100%);
  transform: translateY(-50%);
}

@media (max-width: 991px) {
  .step-connector {
    display: none;
  }
}

.additional-benefits {
  background: #fff;
  padding: 50px;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  margin-top: 50px;
}

.benefits-content h3 {
  font-size: 28px;
  color: #2c3e50;
  margin-bottom: 30px;
  font-weight: 700;
}

.benefits-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.benefits-list li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
  padding: 15px;
  background: #f8f9fa;
  border-radius: 10px;
  transition: all 0.3s ease;
}

.benefits-list li:hover {
  background: #e3f2fd;
  transform: translateX(10px);
}

.benefits-list li i {
  font-size: 24px;
  color: #28a745;
  margin-right: 15px;
  flex-shrink: 0;
}

.benefits-list li strong {
  color: #667eea;
}

.benefits-image img {
  width: 100%;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.start-button {
  display: inline-block;
  padding: 20px 50px;
  background: #fff;
  color: #667eea;
  font-size: 20px;
  font-weight: 700;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.start-button:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
  background: #667eea;
  color: #fff;
}

.guarantee-text {
  margin-top: 20px;
  color: #fff;
  font-size: 16px;
}

.guarantee-text i {
  color: #ffd700;
  margin-right: 8px;
}

@media (max-width: 768px) {
  .how-it-works-section {
    padding: 50px 0;
  }

  .additional-benefits {
    padding: 30px 20px;
  }

  .benefits-content h3 {
    font-size: 22px;
  }
}

.study-material-section {
  padding: 80px 0;
  background: #f8f9fa;
}

.material-categories {
  margin: 50px 0;
}

.material-card {
  background: #fff;
  padding: 35px 25px;
  border-radius: 20px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
  margin-bottom: 30px;
  transition: all 0.3s ease;
  height: 100%;
}

.material-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.material-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.material-icon i {
  font-size: 32px;
  color: #fff;
}

.material-card h4 {
  font-size: 22px;
  color: #2c3e50;
  margin-bottom: 15px;
  font-weight: 700;
}

.material-card p {
  font-size: 15px;
  color: #666;
  line-height: 1.6;
  margin-bottom: 20px;
}

.material-features {
  list-style: none;
  padding: 0;
  margin: 20px 0;
}

.material-features li {
  padding: 8px 0;
  font-size: 14px;
  color: #555;
}

.material-features li i {
  color: #28a745;
  margin-right: 10px;
}

.material-preview {
  margin-top: 20px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.1);
}

.material-preview img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: all 0.3s ease;
}

.material-card:hover .material-preview img {
  transform: scale(1.1);
}

.material-showcase {
  background: #fff;
  padding: 50px;
  border-radius: 20px;
  margin: 50px 0;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.showcase-content h3 {
  font-size: 28px;
  color: #2c3e50;
  margin-bottom: 30px;
  font-weight: 700;
}

.package-list {
  margin-top: 30px;
}

.package-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 25px;
  padding: 20px;
  background: #f8f9fa;
  border-radius: 15px;
  border-left: 4px solid #667eea;
  transition: all 0.3s ease;
}

.package-item:hover {
  background: #e3f2fd;
  transform: translateX(10px);
}

.item-number {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  margin-right: 20px;
  flex-shrink: 0;
}

.item-content h5 {
  font-size: 18px;
  color: #2c3e50;
  margin-bottom: 8px;
  font-weight: 600;
}

.item-content p {
  font-size: 14px;
  color: #666;
  margin: 0;
}

.showcase-gallery {
  padding: 20px;
}

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

.gallery-item {
  position: relative;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: all 0.3s ease;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(102, 126, 234, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay span {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
}

.download-cta {
  margin-top: 60px;
  padding: 50px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 20px;
}

.download-cta h3 {
  font-size: 32px;
  color: #fff;
  margin-bottom: 15px;
  font-weight: 700;
}

.download-cta p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 30px;
}

.download-button {
  display: inline-block;
  padding: 18px 45px;
  background: #fff;
  color: #667eea;
  font-size: 18px;
  font-weight: 700;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.download-button:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
  color: #667eea;
}

.download-button i {
  margin-right: 10px;
}

@media (max-width: 768px) {
  .study-material-section {
    padding: 50px 0;
  }

  .material-showcase {
    padding: 30px 20px;
  }

  .showcase-content h3 {
    font-size: 22px;
  }

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

  .download-cta {
    padding: 30px 20px;
  }

  .download-cta h3 {
    font-size: 24px;
  }
}