/* Basic page setup */
body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #222;
  background: #fff;
  padding: 2rem;
  max-width: 720px;
  margin: 0 auto;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin: 2rem 0 1rem;
  color: #111;
}

h1 { font-size: 2.2rem; }
h2 { font-size: 1.8rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.3rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

/* Paragraphs */
p {
  margin: 1rem 0;
  letter-spacing: 0.02em;
  font-weight: 400;
}

/* Inline code */
code {
  font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  background: #f5f5f5;
  padding: 0.2em 0.4em;
  border-radius: 4px;
  font-size: 0.95em;
}

/* Code blocks */
pre {
  background: #f5f5f5;
  padding: 1rem;
  border-radius: 6px;
  overflow-x: auto;
  font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  line-height: 1.4;
  font-size: 0.95em;
}

pre code {
  background: none;
  padding: 0;
}

/* Bold and italic */
strong {
  font-weight: 700;
}

em {
  font-style: italic;
}

/* Links */
a {
  color: #007acc;
  text-decoration: none;
  border-bottom: 1px solid #007acc;
}

a:hover {
  text-decoration: underline;
}

/* Images */
img {
  max-width: 100%;
  aspect-ratio: 1;
  height: auto;
  display: block;
  object-fit: cover;
  margin: 1rem 0;
  border-radius: 4px;
}

/* Blockquotes */
blockquote {
  border-left: 4px solid #ccc;
  margin: 1.5rem 0;
  padding-left: 1rem;
  color: #555;
  font-style: italic;
  background: #f9f9f9;
}