:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #f3f4f6;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --border-color: #e5e7eb;
  --white: #ffffff;
  --dark: #111827;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background-color: var(--white);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--text-dark);
  font-weight: 700;
}

.text-primary {
  color: var(--primary) !important;
}

.bg-primary {
  background-color: var(--primary) !important;
}

.btn-primary {
  background-color: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--white);
}

.btn-light {
  background-color: var(--white);
  border-color: var(--white);
  color: var(--primary);
}

.btn-light:hover {
  background-color: var(--secondary);
  border-color: var(--secondary);
  color: var(--primary);
}

.navbar-brand {
  font-size: 1.5rem !important;
  font-weight: 700;
}

.nav-link {
  color: var(--text-dark) !important;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--primary) !important;
}

.card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color) !important;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1) !important;
}

.card-title {
  color: var(--text-dark);
}

.border-primary {
  border-color: var(--primary) !important;
}

.bg-light {
  background-color: var(--secondary) !important;
}

.bg-dark {
  background-color: var(--dark) !important;
}

.text-white-50 {
  color: rgba(255, 255, 255, 0.7) !important;
}

.form-control {
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  padding: 0.75rem;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.25);
  color: var(--text-dark);
}

.form-check-input:checked {
  background-color: var(--primary);
  border-color: var(--primary);
}

.hero {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

@media (max-width: 768px) {
  .hero {
    padding-top: 2rem;
    padding-bottom: 2rem;
  }

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

  .container {
    padding: 0 1rem;
  }

  .py-5 {
    padding: 2rem 0 !important;
  }

  .py-md-6 {
    padding: 3rem 0 !important;
  }
}

.text-muted {
  color: var(--text-light) !important;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.footer-link {
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: var(--white);
}

@media (max-width: 576px) {
  .display-4 {
    font-size: 1.75rem;
  }

  .btn-lg {
    padding: 0.5rem 1rem;
    font-size: 0.95rem;
  }
}