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

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu,
    sans-serif;
  line-height: 1.6;
  color: #333;
}

/* Header & Navigation */
header {
  background: #2563eb;
  color: white;
  padding: 1rem 2rem;
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

nav a {
  color: white;
  text-decoration: none;
  transition: opacity 0.3s;
}

nav a:hover {
  opacity: 0.8;
}

/* Main Content */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 4rem 2rem;
  background: linear-gradient(135deg, #f0f7ff 0%, #e0efff 100%);
  border-radius: 12px;
  margin-bottom: 3rem;
}

.hero h1 {
  font-size: 2.5rem;
  color: #1e40af;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
  color: #4b5563;
  margin-bottom: 2rem;
}

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

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: #2563eb;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  transition: background 0.3s;
}

.btn:hover {
  background: #1d4ed8;
}

/* Features Section */
.features {
  padding: 2rem 0;
}

.features h2 {
  text-align: center;
  font-size: 2rem;
  color: #1e40af;
  margin-bottom: 2rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.feature {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.feature h3 {
  color: #2563eb;
  margin-bottom: 0.5rem;
}

/* Footer */
footer {
  background: #1e293b;
  color: white;
  padding: 2rem;
  text-align: center;
  margin-top: 3rem;
}

footer ul {
  display: flex;
  justify-content: center;
  gap: 2rem;
  list-style: none;
  margin-top: 1rem;
}

footer a {
  color: #93c5fd;
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

/* Legal Pages */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h1 {
  color: #1e40af;
  margin-bottom: 0.5rem;
}

.legal-content .last-updated {
  color: #6b7280;
  margin-bottom: 2rem;
  font-style: italic;
}

.legal-content h2 {
  color: #2563eb;
  margin: 2rem 0 1rem;
  font-size: 1.3rem;
}

.legal-content h3 {
  color: #2563eb;
  margin: 1.5rem 0 0.75rem;
  font-size: 1.1rem;
}

.legal-content p {
  margin-bottom: 1rem;
}

.legal-content ul {
  margin: 1rem 0 1rem 2rem;
}

.legal-content li {
  margin-bottom: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
  nav {
    flex-direction: column;
    gap: 1rem;
  }

  nav ul {
    gap: 1rem;
  }

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

  .hero {
    padding: 2rem 1rem;
  }
}