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

:root {
  --primary-color: #7c3aed;
  --secondary-color: #6d28d9;
  --light-bg: #f8f9fa;
  --dark-bg: #1f2937;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --border-color: #e5e7eb;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background-color: #ffffff;
}

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

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

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

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

.btn-primary:focus,
.btn-primary.focus {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 0.2rem rgba(124, 58, 237, 0.5);
}

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

.hero-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  min-height: 600px;
  display: flex;
  align-items: center;
}

.hero-section h1 {
  color: var(--text-dark);
  line-height: 1.2;
}

.hero-section p {
  font-size: 18px;
  margin-bottom: 30px;
}

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

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1) !important;
}

.card-img-top {
  height: 250px;
  object-fit: cover;
}

.navbar-brand {
  font-size: 24px;
  letter-spacing: 1px;
}

.navbar-light .navbar-nav .nav-link.active {
  color: var(--primary-color) !important;
  font-weight: 600;
}

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

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

.display-5 {
  font-size: 2.5rem;
  font-weight: 700;
}

.display-4 {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.2;
}

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

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

.badge {
  display: inline-block;
  padding: 10px 15px;
  border-radius: 20px;
}

.form-control {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px 15px;
  font-size: 16px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(124, 58, 237, 0.25);
  color: var(--text-dark);
}

.form-check-input {
  border-color: var(--border-color);
  cursor: pointer;
}

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

.form-check-input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(124, 58, 237, 0.25);
}

.h-100 {
  height: 100%;
}

@media (max-width: 768px) {
  .hero-section {
    padding: 50px 0;
    min-height: 400px;
  }

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

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

  .display-5 {
    font-size: 1.75rem;
  }

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

.shadow-sm {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.text-warning {
  color: #fbbf24 !important;
}

.text-decoration-none {
  text-decoration: none;
}

.text-decoration-none:hover {
  text-decoration: underline;
}

.sticky-top {
  z-index: 1020;
}