/* ============================================
   PROOF VARIATION 3: Stats Grid Impact
   Data-driven visual hierarchy
   ============================================ */

.proof-v3 {
  padding: 7rem 0;
  background: var(--background-secondary);
  position: relative;
}

.proof-v3 .container {
  max-width: 1200px;
}

.proof-v3 .proof-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.proof-v3 h2 {
  font-size: 3.5rem;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
}

.proof-v3 .split-headline {
  display: block;
}

.proof-v3 .headline-normal {
  font-weight: 600;
  color: var(--text-secondary);
}

.proof-v3 .headline-bold {
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.proof-v3 .proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.proof-v3 .proof-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border-top: 4px solid var(--primary-color);
  position: relative;
  overflow: hidden;
}

.proof-v3 .proof-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.05) 0%, transparent 70%);
  border-radius: 50%;
}

.proof-v3 .proof-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-top-color: var(--secondary-color);
}

.proof-v3 .card-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--spacing-md);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
  transition: transform var(--transition-base);
}

.proof-v3 .proof-card:hover .card-icon {
  transform: scale(1.1) rotate(5deg);
}

.proof-v3 .card-stat {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
  line-height: 1;
}

.proof-v3 .card-label {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.proof-v3 .card-description {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.proof-v3 .proof-feature-box {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  color: white;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-2xl);
  align-items: center;
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-xl);
}

.proof-v3 .feature-content h3 {
  color: white;
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.proof-v3 .feature-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.15rem;
  line-height: 1.7;
  margin: 0;
}

.proof-v3 .feature-stat {
  text-align: center;
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  min-width: 250px;
}

.proof-v3 .feature-stat-number {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--secondary-color);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.proof-v3 .feature-stat-label {
  font-size: 1.1rem;
  color: white;
}

.proof-v3 .proof-cta {
  text-align: center;
}

.proof-v3 .btn {
  padding: 1.1rem 2.5rem;
  font-size: 1.1rem;
}

@media (max-width: 968px) {
  .proof-v3 {
    padding: 4rem 0;
  }
  
  .proof-v3 h2 {
    font-size: 2.25rem;
  }
  
  .proof-v3 .proof-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .proof-v3 .proof-feature-box {
    grid-template-columns: 1fr;
    text-align: center;
    padding: var(--spacing-xl);
  }
  
  .proof-v3 .feature-content h3 {
    font-size: 1.5rem;
  }
  
  .proof-v3 .feature-content p {
    font-size: 1rem;
  }
  
  .proof-v3 .feature-stat {
    min-width: auto;
    margin-top: var(--spacing-lg);
  }
  
  .proof-v3 .feature-stat-number {
    font-size: 2.75rem;
  }
}

@media (max-width: 480px) {
  .proof-v3 h2 {
    font-size: 1.75rem;
  }
  
  .proof-v3 .proof-card {
    padding: var(--spacing-lg);
  }
  
  .proof-v3 .card-stat {
    font-size: 2rem;
  }
}