body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #333;
  padding-top: 70px;
}

.navbar-brand {
  font-size: 1.5rem;
}

.page-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 100px 0 60px;
  margin-top: -70px;
  margin-bottom: 0;
}

.hero-section {
  padding: 100px 0 60px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  margin-top: -70px;
}

.hero-section h1,
.hero-section p {
  color: white;
}

.bmi-calculator-section {
  background-color: #f8f9fa;
}

.services-section .card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.services-section .card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.testimonials-section .card {
  border-left: 4px solid #667eea;
}

.cta-section {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.footer {
  background-color: #2d3748;
}

.footer a {
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer a:hover {
  color: #fff !important;
}

.card-img-top {
  height: 200px;
  object-fit: cover;
}

.btn-primary {
  background-color: #667eea;
  border-color: #667eea;
}

.btn-primary:hover {
  background-color: #5568d3;
  border-color: #5568d3;
}

.btn-outline-primary {
  color: #667eea;
  border-color: #667eea;
}

.btn-outline-primary:hover {
  background-color: #667eea;
  border-color: #667eea;
  color: white;
}

.text-primary {
  color: #667eea !important;
}

.bg-primary {
  background-color: #667eea !important;
}

.border-primary {
  border-color: #667eea !important;
}

.badge-primary {
  background-color: #667eea;
}

.badge-success {
  background-color: #48bb78;
}

.badge-info {
  background-color: #4299e1;
}

.badge-warning {
  background-color: #ed8936;
}

.badge-danger {
  background-color: #f56565;
}

@media (max-width: 768px) {
  .hero-section,
  .page-header {
    padding: 80px 0 40px;
  }

  .display-4 {
    font-size: 2rem;
  }
}