* {
  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;
  background: #f9fafb;
  padding: 20px;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

h1 {
  color: #1a1a1a;
  margin-bottom: 10px;
  font-size: 2rem;
}

h2 {
  color: #2563eb;
  margin-top: 30px;
  margin-bottom: 15px;
  font-size: 1.3rem;
}

h3 {
  margin-top: 20px;
  margin-bottom: 10px;
  font-size: 1.1rem;
}

p {
  margin-bottom: 15px;
}

ul, ol {
  margin-left: 25px;
  margin-bottom: 15px;
}

li {
  margin-bottom: 8px;
}

a {
  color: #2563eb;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.meta {
  color: #6b7280;
  font-size: 0.9rem;
  margin-bottom: 30px;
}

.contact-box {
  background: #f3f4f6;
  padding: 20px;
  border-radius: 8px;
  margin-top: 30px;
}

.nav {
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e5e7eb;
}

.nav a {
  margin-right: 20px;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: #2563eb;
  margin-bottom: 5px;
}

footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid #e5e7eb;
  color: #6b7280;
  font-size: 0.85rem;
}