* { box-sizing: border-box; }
body {
  margin: 0;
  background: #fff;
  color: #111;
  font-family: system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  padding: 3rem 2.5rem 4rem;
  max-width: 56rem;
  margin-left: auto;
  margin-right: auto;
}
main {
  padding-top: 10rem;
}
main h1 {
  font-size: 1.75rem;
  font-weight: 600;
  margin-top: 0;
  margin-bottom: 3rem;
}
a { color: #111; text-decoration: underline; }
a:hover { text-decoration: none; }
section { margin-bottom: 4rem; }
section h2 { font-size: 1.125rem; font-weight: 600; margin-bottom: 1rem; margin-top: 0; }
.content p { margin: 0.85rem 0; }
.content ul { margin: 0.85rem 0; padding-left: 1.5rem; }
.content li { margin: 0.4rem 0; }
.content blockquote { margin: 1rem 0; padding: 0.5rem 0 0.5rem 1.25rem; border-left: 2px solid #ccc; color: #333; }
.content pre { overflow: auto; padding: 1rem; background: #f5f5f5; font-size: 0.875rem; margin: 1rem 0; }
.content .todo { display: flex; align-items: center; gap: 0.6rem; }
.content .todo input { margin: 0; }
.error { color: #c00; }
.error-box { margin-top: 1.5rem; padding: 1.25rem; border: 1px solid #ccc; background: #fafafa; }
.error-box ol { margin: 0.6rem 0; padding-left: 1.5rem; }
.error-box li { margin: 0.4rem 0; }
.image-row { display: flex; flex-wrap: wrap; justify-content: center; align-items: flex-start; gap: 1.25rem; margin: 1.5rem 0; }
.image-row figure.notion-image { margin: 0; flex: 0 0 auto; width: 45%; max-width: 280px; }
figure.notion-image img { max-width: 100%; height: auto; display: block; }