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

body {
  font-family: monospace;
  background: #fff;
  color: #333;
  line-height: 1.6;
  max-width: 640px;
  margin: 0 auto;
  padding: 2rem 1rem;
  font-size: 0.85rem;
}

a { color: #2020c0; }
a:hover { color: #5050e0; }

header {
  text-align: center;
  margin-bottom: 1rem;
}

.logo { width: 256px; height: 256px; }

header h1 {
  font-size: 1.8rem;
  font-weight: normal;
  letter-spacing: 0.3em;
  color: #111;
  margin: 0.8rem 0 0.2rem;
}

header p, .subtitle { color: #666; }

nav {
  text-align: center;
  font-size: 0.8rem;
}

nav a {
  margin: 0 0.3rem;
}

h2 {
  font-size: 1.1rem;
  font-weight: bold;
  color: #111;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 0.8rem;
}

p { margin-bottom: 0.8rem; }

hr {
  border: none;
  border-top: 1px solid #ddd;
  margin: 1.5rem 0;
}

pre {
  background: #f5f5f5;
  padding: 0.8rem;
  overflow-x: auto;
  font-size: 0.75rem;
  line-height: 1.5;
  margin-bottom: 0.8rem;
  word-break: break-word;
  white-space: pre-wrap;
}

.comment { color: #999; }

.branding {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.branding img {
  width: 100%;
  display: block;
}

footer {
  text-align: center;
  color: #888;
  font-size: 0.8rem;
}

footer p:first-child { font-style: italic; color: #555; margin-bottom: 0.3rem; }

@media (prefers-color-scheme: dark) {
  body { background: #111; color: #c0c0c0; }
  a { color: #7070ff; }
  a:hover { color: #9090ff; }
  header h1 { color: #e0e0e0; }
  header p, .subtitle { color: #888; }
  h2 { color: #e0e0e0; font-weight: bold; }
  hr { border-top-color: #333; }
  pre { background: #1a1a1a; }
  .comment { color: #666; }
  footer { color: #666; }
  footer p:first-child { color: #888; }
}

@media (max-width: 500px) {
  body { padding: 1rem 0.75rem; }
  header h1 { font-size: 1.4rem; }
  pre { font-size: 0.65rem; }
}