:root {
  --color-primary: #28a745;
  --color-primary-dark: #218838;
  --color-primary-light: #5cb85c;
  --color-dark: #343a40;
  --color-light: #f8f9fa;
  --color-text: #212529;
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--color-text);
  line-height: 1.6;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.navbar-brand {
  font-size: 1.5rem;
  color: var(--color-text) !important;
}

.navbar {
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 100px 0;
  text-align: center;
}

.hero-section h1 {
  font-weight: 700;
  letter-spacing: -1px;
}

.card {
  border: 1px solid #e9ecef;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(40, 167, 69, 0.15);
}

.btn-success {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-success:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3);
}

.btn-outline-success {
  color: var(--color-primary);
  border-color: var(--color-primary);
  font-weight: 600;
}

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

.form-control {
  border: 1px solid #dee2e6;
  border-radius: 4px;
  padding: 10px 12px;
  transition: border-color 0.3s ease;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25);
}

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

.badge-success {
  background-color: var(--color-primary);
  padding: 6px 12px;
  font-weight: 500;
}

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

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

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

footer {
  background-color: var(--color-dark);
  color: white;
  border-top: 3px solid var(--color-primary);
}

footer a {
  color: rgba(255, 255, 255, 0.7);
}

footer a:hover {
  color: var(--color-primary);
}

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

@media (max-width: 768px) {
  .hero-section {
    padding: 60px 0;
  }

  .hero-section h1 {
    font-size: 2rem;
  }

  .display-4 {
    font-size: 2.5rem;
  }

  .card {
    margin-bottom: 15px;
  }

  .btn {
    font-size: 0.95rem;
    padding: 8px 16px;
  }
}

@media (max-width: 576px) {
  .hero-section {
    padding: 40px 0;
  }

  .hero-section h1 {
    font-size: 1.5rem;
  }

  .display-4 {
    font-size: 1.8rem;
  }

  .lead {
    font-size: 1rem;
  }

  .navbar-brand {
    font-size: 1.2rem;
  }
}