/* ============================================
   FEATURE CARDS - UNIQUE STYLES
   ============================================ */

:root {
  --card-1-primary: #FF6B6B;
  --card-1-light: #FFE5E5;
  --card-2-primary: #4ECDC4;
  --card-2-light: #E0F7F6;
  --card-3-primary: #95E1D3;
  --card-3-light: #E8F8F5;
  --card-4-primary: #F38181;
  --card-4-light: #FDE8E8;
  --card-5-primary: #AA96DA;
  --card-5-light: #F0ECFF;
  --card-6-primary: #FCBAD3;
  --card-6-light: #FEF0F5;
  --card-7-primary: #A8D8EA;
  --card-7-light: #E8F7FF;
  --card-8-primary: #FFD3B6;
  --card-8-light: #FFF5EB;
}

/* FEATURE CARDS SECTION */
#feature-cards {
  padding: 80px 20px;
  background: white;
  border-radius: 50px;
  margin: 40px 20px;
}

.feature-cards-container {
  max-width: 1400px;
  margin: 0 auto;
}

.feature-cards-header {
  text-align: center;
  margin-bottom: 70px;
}

.feature-cards-header h2 {
  font-size: 48px;
  font-weight: 800;
  color: #0f0f1e;
  margin-bottom: 15px;
}

.feature-cards-header p {
  font-size: 18px;
  color: #666;
  max-width: 600px;
  margin: 0 auto;
}

.feature-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 35px;
  margin-bottom: 50px;
}

/* ============================================
   INDIVIDUAL CARD STYLES
   ============================================ */

.feature-card {
  background: white;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  transform: translateY(-12px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* CARD HEADER WITH ICON */
.feature-card-header {
  padding: 40px 30px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 150px;
}

.feature-card-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.1;
  z-index: 0;
}

.feature-card-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  position: relative;
  z-index: 1;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* CARD CONTENT */
.feature-card-content {
  padding: 30px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.feature-card-title {
  font-size: 22px;
  font-weight: 700;
  color: #0f0f1e;
  margin-bottom: 15px;
  line-height: 1.3;
}

.feature-card-description {
  font-size: 15px;
  color: #555;
  line-height: 1.7;
  margin-bottom: 20px;
  flex-grow: 1;
}

.feature-card-footer {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding-top: 15px;
  border-top: 1px solid #f0f0f0;
}

.feature-card-badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ============================================
   CARD 1: DEFINITION (RED/CORAL)
   ============================================ */

.feature-card-1 .feature-card-header {
  background: linear-gradient(135deg, var(--card-1-primary) 0%, #FF5252 100%);
}

.feature-card-1 .feature-card-header::before {
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.3), transparent);
}

.feature-card-1 .feature-card-icon {
  background: white;
  color: var(--card-1-primary);
}

.feature-card-1 .feature-card-badge {
  background: var(--card-1-light);
  color: var(--card-1-primary);
}

.feature-card-1:hover .feature-card-header {
  background: linear-gradient(135deg, #FF5252 0%, var(--card-1-primary) 100%);
}

/* ============================================
   CARD 2: ARTIST (TEAL)
   ============================================ */

.feature-card-2 .feature-card-header {
  background: linear-gradient(135deg, var(--card-2-primary) 0%, #2D9B8F 100%);
}

.feature-card-2 .feature-card-header::before {
  background: radial-gradient(circle at 70% 70%, rgba(255, 255, 255, 0.3), transparent);
}

.feature-card-2 .feature-card-icon {
  background: white;
  color: var(--card-2-primary);
}

.feature-card-2 .feature-card-badge {
  background: var(--card-2-light);
  color: var(--card-2-primary);
}

.feature-card-2:hover .feature-card-header {
  background: linear-gradient(135deg, #2D9B8F 0%, var(--card-2-primary) 100%);
}

/* ============================================
   CARD 3: LEARNING METHOD (MINT)
   ============================================ */

.feature-card-3 .feature-card-header {
  background: linear-gradient(135deg, var(--card-3-primary) 0%, #6FD8A8 100%);
}

.feature-card-3 .feature-card-header::before {
  background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.3), transparent);
}

.feature-card-3 .feature-card-icon {
  background: white;
  color: var(--card-3-primary);
}

.feature-card-3 .feature-card-badge {
  background: var(--card-3-light);
  color: var(--card-3-primary);
}

.feature-card-3:hover .feature-card-header {
  background: linear-gradient(135deg, #6FD8A8 0%, var(--card-3-primary) 100%);
}

/* ============================================
   CARD 4: BENEFITS (SALMON)
   ============================================ */

.feature-card-4 .feature-card-header {
  background: linear-gradient(135deg, var(--card-4-primary) 0%, #E85D75 100%);
}

.feature-card-4 .feature-card-header::before {
  background: radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.3), transparent);
}

.feature-card-4 .feature-card-icon {
  background: white;
  color: var(--card-4-primary);
}

.feature-card-4 .feature-card-badge {
  background: var(--card-4-light);
  color: var(--card-4-primary);
}

.feature-card-4:hover .feature-card-header {
  background: linear-gradient(135deg, #E85D75 0%, var(--card-4-primary) 100%);
}

/* ============================================
   CARD 5: MISSION (PURPLE)
   ============================================ */

.feature-card-5 .feature-card-header {
  background: linear-gradient(135deg, var(--card-5-primary) 0%, #8B7FD8 100%);
}

.feature-card-5 .feature-card-header::before {
  background: radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.3), transparent);
}

.feature-card-5 .feature-card-icon {
  background: white;
  color: var(--card-5-primary);
}

.feature-card-5 .feature-card-badge {
  background: var(--card-5-light);
  color: var(--card-5-primary);
}

.feature-card-5:hover .feature-card-header {
  background: linear-gradient(135deg, #8B7FD8 0%, var(--card-5-primary) 100%);
}

/* ============================================
   CARD 6: TARGET AUDIENCE (PINK)
   ============================================ */

.feature-card-6 .feature-card-header {
  background: linear-gradient(135deg, var(--card-6-primary) 0%, #F8A5C8 100%);
}

.feature-card-6 .feature-card-header::before {
  background: radial-gradient(circle at 40% 60%, rgba(255, 255, 255, 0.3), transparent);
}

.feature-card-6 .feature-card-icon {
  background: white;
  color: var(--card-6-primary);
}

.feature-card-6 .feature-card-badge {
  background: var(--card-6-light);
  color: var(--card-6-primary);
}

.feature-card-6:hover .feature-card-header {
  background: linear-gradient(135deg, #F8A5C8 0%, var(--card-6-primary) 100%);
}

/* ============================================
   CARD 7: UNIQUE SELLING POINT (BLUE)
   ============================================ */

.feature-card-7 .feature-card-header {
  background: linear-gradient(135deg, var(--card-7-primary) 0%, #7ECDE8 100%);
}

.feature-card-7 .feature-card-header::before {
  background: radial-gradient(circle at 60% 40%, rgba(255, 255, 255, 0.3), transparent);
}

.feature-card-7 .feature-card-icon {
  background: white;
  color: var(--card-7-primary);
}

.feature-card-7 .feature-card-badge {
  background: var(--card-7-light);
  color: var(--card-7-primary);
}

.feature-card-7:hover .feature-card-header {
  background: linear-gradient(135deg, #7ECDE8 0%, var(--card-7-primary) 100%);
}

/* ============================================
   CARD 8: CURRICULUM (ORANGE)
   ============================================ */

.feature-card-8 .feature-card-header {
  background: linear-gradient(135deg, var(--card-8-primary) 0%, #FFBB8A 100%);
}

.feature-card-8 .feature-card-header::before {
  background: radial-gradient(circle at 10% 10%, rgba(255, 255, 255, 0.3), transparent);
}

.feature-card-8 .feature-card-icon {
  background: white;
  color: var(--card-8-primary);
}

.feature-card-8 .feature-card-badge {
  background: var(--card-8-light);
  color: var(--card-8-primary);
}

.feature-card-8:hover .feature-card-header {
  background: linear-gradient(135deg, #FFBB8A 0%, var(--card-8-primary) 100%);
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.feature-card {
  animation: slideInUp 0.6s ease-out;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }
.feature-card:nth-child(7) { animation-delay: 0.7s; }
.feature-card:nth-child(8) { animation-delay: 0.8s; }

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1024px) {
  .feature-cards-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
  }

  .feature-card-header {
    min-height: 130px;
    padding: 35px 25px;
  }

  .feature-card-icon {
    width: 70px;
    height: 70px;
    font-size: 35px;
  }
}

@media (max-width: 768px) {
  #feature-cards {
    padding: 60px 15px;
  }

  .feature-cards-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

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

  .feature-cards-header p {
    font-size: 16px;
  }

  .feature-card-header {
    min-height: 120px;
    padding: 30px 20px;
  }

  .feature-card-icon {
    width: 60px;
    height: 60px;
    font-size: 30px;
  }

  .feature-card-content {
    padding: 25px;
  }

  .feature-card-title {
    font-size: 20px;
  }

  .feature-card-description {
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  .feature-cards-header h2 {
    font-size: 28px;
  }

  .feature-card-title {
    font-size: 18px;
  }

  .feature-card-icon {
    width: 50px;
    height: 50px;
    font-size: 25px;
  }
}