:root {
  --primary: #0d6efd;
  --primary-dark: #0b5ed7;
}

/* Global Styles */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Hero Section */
.hero {
  position: relative;
  overflow: hidden;
}

.hero-image svg {
  animation: fadeIn 1s ease-out;
}

/* Services Cards */
.card {
  transition: transform 0.2s;
}

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

/* How It Works */
.step {
  position: relative;
}

.step-number {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  font-weight: bold;
}

/* Subject Cards */
.subject-card {
  padding: 2rem;
  background: #f8f9fa;
  border-radius: 10px;
  transition: all 0.3s;
}

.subject-card:hover {
  background: white;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* CTA Section */
.cta {
  position: relative;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, var(--primary-dark), var(--primary));
  opacity: 0.9;
  z-index: 0;
}

.cta > * {
  position: relative;
  z-index: 1;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero-image {
    margin-top: 2rem;
  }
}