.co-researchers-section {
  padding: 80px 0;
  /*background-color: #FDFBF7;*/
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 42px;
  font-weight: 700;
  color: #333;
  margin-bottom: 25px;
  padding-left: 40px;
  letter-spacing: -0.5px;
}

.section-header p {
  font-size: 20px;
  color: #666;
  max-width: 750px;
  margin: 0 auto;
  line-height: 1.7;
  font-weight: 400;
}

.co-researchers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.co-researcher-card {
  background: white;
  border-radius: 15px;
  padding: 35px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  border-left: 5px solid #755CAD;
  transition: transform 0.3s ease;
}

.co-researcher-card h3 {
  font-size: 22px;
  font-weight: 600;
  color: #333;
  margin-bottom: 18px;
  letter-spacing: -0.3px;
}

.co-researcher-card p {
  font-size: 16px;
  line-height: 1.7;
  color: #555;
  margin: 0;
  font-weight: 400;
}

.co-researcher-card:hover {
  transform: translateY(-5px);
}

.co-researcher-card:nth-child(even) {
  border-left-color: #4998BE;
}

.co-researcher-card:nth-child(3n) {
  border-left-color: #FDCB37;
}

.youth-stories-section {
  padding: 80px 0;
  background: white;
}

.stories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.story-card {
  background: linear-gradient(135deg, #F793BD 0%, #9A78C5 100%);
  border-radius: 15px;
  padding: 40px;
  color: white;
  position: relative;
  overflow: hidden;
}

.story-card::before {
  content: '"';
  font-size: 80px;
  font-family: Georgia, serif;
  position: absolute;
  top: 10px;
  left: 20px;
  opacity: 0.3;
}

.story-text {
  font-size: 20px;
  line-height: 1.8;
  margin-bottom: 25px;
  position: relative;
  z-index: 1;
  font-weight: 400;
  font-style: italic;
}

.story-author {
  font-weight: 600;
  font-size: 16px;
  opacity: 0.95;
  font-style: normal;
}

.story-card:nth-child(even) {
  background: linear-gradient(135deg, #F27F4D 0%, #755CAD 100%);
}

.story-card:nth-child(3n) {
  background: linear-gradient(135deg, #9EF0E0 0%, #4998BE 100%);
}

.activities-showcase {
  padding: 80px 0;
  background: linear-gradient(45deg, #755CAD 0%, #4998BE 100%);
  color: white;
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.activity-item {
  background: rgba(255,255,255,0.1);
  border-radius: 15px;
  padding: 35px;
  text-align: center;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
}

.activity-item h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 15px;
  letter-spacing: -0.3px;
}

.activity-item p {
  font-size: 16px;
  line-height: 1.7;
  margin: 0;
  opacity: 0.95;
  font-weight: 400;
}

.activity-icon {
  width: 60px;
  height: 60px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.get-involved-section {
  padding: 80px 0;
  background: #FDFBF7;
  text-align: center;
}

.involvement-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  max-width: 1000px;
  margin: 40px auto 0;
  padding: 0 20px;
}

.involvement-card {
  background: white;
  border-radius: 20px;
  padding: 45px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
  transition: transform 0.3s ease;
}

.involvement-card h3 {
  color: #755CAD;
  font-size: 26px;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: -0.4px;
}

.involvement-card p {
  color: #555;
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: 25px;
  font-weight: 400;
}

.involvement-btn {
  background: #755CAD;
  color: white;
  border: none;
  padding: 15px 30px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  letter-spacing: 0.3px;
}

.involvement-btn:hover {
  background: #5f4a8b;
}

.involvement-card:nth-child(2) .involvement-btn {
  background: #4998BE;
}

.involvement-card:nth-child(2) .involvement-btn:hover {
  background: #2c729c;
}

.involvement-card:nth-child(3) .involvement-btn {
  background: #FDCB37;
  color: #333;
}

.involvement-card:nth-child(3) .involvement-btn:hover {
  background: #e6b632;
}

/* Responsive design */
@media (max-width: 768px) {
  .youth-hero h1 {
    font-size: 42px;
  }

  .youth-hero p {
    font-size: 20px;
  }

  .section-header h2 {
    font-size: 36px;
  }

  .section-header p {
    font-size: 18px;
  }

  .co-researchers-grid,
  .stories-grid,
  .activities-grid {
    grid-template-columns: 1fr;
  }

  .co-researcher-card,
  .story-card,
  .involvement-card {
    padding: 30px;
  }

  .involvement-card h3 {
    font-size: 24px;
  }

  .story-text {
    font-size: 18px;
  }
}