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

html, body {
  height: 100%;
}

body {
  background-color: #0a0e27;
  color: #e0e0e0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  font-size: 18px;
}

main {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
  line-height: 1.2;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: #64b5f6;
  text-decoration: none;
  border-bottom: 1px solid #64b5f6;
  transition: color 0.2s;
}

a:hover {
  color: #90caf9;
  border-bottom-color: #90caf9;
}

a i {
  border-bottom: none;
  margin-right: 0.5rem;
  transition: color 0.2s;
}

a:hover i {
  color: #90caf9;
}

div a {
  color: #ffffff;
  border-bottom: none;
}

div a i {
  margin: 0 1.125rem;
  color: #ffffff;
}

div a:hover i {
  color: #90caf9;
}

code {
  background-color: #1a1f3a;
  padding: 0.2rem 0.4rem;
  border-radius: 3px;
  font-family: "Monaco", "Courier New", monospace;
  font-size: 0.9em;
  color: #b0bec5;
}

pre {
  background-color: #1a1f3a;
  padding: 1rem;
  border-radius: 4px;
  overflow-x: auto;
  margin-bottom: 1rem;
  border-left: 3px solid #64b5f6;
}

pre code {
  background-color: transparent;
  padding: 0;
  color: #b0bec5;
}

blockquote {
  border-left: 3px solid #64b5f6;
  padding-left: 1rem;
  margin: 1rem 0;
  color: #a0a0a0;
  font-style: italic;
}

ul, ol {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

li {
  margin-bottom: 0.5rem;
}

@media (max-width: 768px) {
  main {
    padding: 1.5rem;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  h3 {
    font-size: 1.2rem;
  }
}