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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: #1e293b;
  background-color: #f8fafc;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

header {
  background-color: white;
  border-bottom: 1px solid #e2e8f0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
  padding: 0 2rem;
  max-width: 1280px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: #1e293b;
}

.logo svg {
  width: 2rem;
  height: 2rem;
  color: #2563eb;
}

.logo-text {
  font-weight: bold;
  font-size: 1.25rem;
}

.logo-subtitle {
  font-size: 0.75rem;
  color: #64748b;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: #64748b;
  font-weight: 500;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: #2563eb;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background-color: #2563eb;
  color: white;
}

.btn-primary:hover {
  background-color: #1d4ed8;
}

.btn-secondary {
  background-color: #f1f5f9;
  color: #1e293b;
}

.btn-secondary:hover {
  background-color: #e2e8f0;
}

.btn-outline {
  border: 2px solid white;
  color: white;
  background: transparent;
}

.btn-outline:hover {
  background-color: white;
  color: #2563eb;
}

.hero {
  background: linear-gradient(135deg, #2563eb 0%, #1e40af 50%, #1e3a8a 100%);
  color: white;
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNjAiIGhlaWdodD0iNjAiIHZpZXdCb3g9IjAgMCA2MCA2MCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48ZyBmaWxsPSJub25lIiBmaWxsLXJ1bGU9ImV2ZW5vZGQiPjxwYXRoIGQ9Ik0zNiAxOGMzLjMxNCAwIDYgMi42ODYgNiA2cy0yLjY4NiA2LTYgNi02LTIuNjg2LTYtNiAyLjY4Ni02IDYtNnoiIHN0cm9rZT0iI2ZmZiIgc3Ryb2tlLW9wYWNpdHk9Ii4wNSIgc3Ryb2tlLXdpZHRoPSIyIi8+PC9nPjwvc3ZnPg==');
  opacity: 0.2;
}

.hero-content {
  position: relative;
  text-align: center;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: bold;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.5rem;
  color: #bfdbfe;
  margin-bottom: 2rem;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.section {
  padding: 4rem 0;
}

.section-title {
  font-size: 2rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  color: #1e293b;
}

.section-subtitle {
  font-size: 1.125rem;
  color: #64748b;
  margin-bottom: 2rem;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: white;
  border-radius: 0.75rem;
  padding: 1.5rem;
  border: 1px solid #e2e8f0;
  transition: all 0.3s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.card:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  border-color: #93c5fd;
  transform: translateY(-2px);
}

.card-header {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: white;
  padding: 1.5rem;
  border-radius: 0.75rem 0.75rem 0 0;
  margin: -1.5rem -1.5rem 1.5rem;
}

.card-title {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

.card-price {
  font-size: 2rem;
  font-weight: bold;
  color: #2563eb;
}

.feature-list {
  list-style: none;
  margin: 1rem 0;
}

.feature-list li {
  display: flex;
  align-items: start;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
}

.icon-box {
  width: 3rem;
  height: 3rem;
  background-color: #dbeafe;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

footer {
  background-color: #0f172a;
  color: white;
  padding: 3rem 0;
  margin-top: 5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.footer-section a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 2rem;
  text-align: center;
  color: #94a3b8;
  font-size: 0.875rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(255, 255, 255, 0.2);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.form-input,
.form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #cbd5e1;
  border-radius: 0.5rem;
  font-size: 1rem;
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.text-center { text-align: center; }
.text-sm { font-size: 0.875rem; }
.text-lg { font-size: 1.125rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-8 { margin-bottom: 2rem; }

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .hero h1 {
    font-size: 2.5rem;
  }
  .hero p {
    font-size: 1.25rem;
  }
  .grid-cols-2,
  .grid-cols-3 {
    grid-template-columns: 1fr;
  }
}