#post-content {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem;
  font-family: system-ui, -apple-system, BlinkMacSystemFont,
               "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell,
               "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
}

#post-content h1,
#post-content h2,
#post-content h3,
#post-content h4,
#post-content h5,
#post-content h6 {
  margin-top: 2.2rem;
  margin-bottom: 1rem;
  line-height: 1.25;
  font-weight: 600;
}

#post-content h1 { font-size: 2.25rem; }
#post-content h2 { font-size: 1.75rem; }
#post-content h3 { font-size: 1.4rem; }
#post-content h4 { font-size: 1.15rem; }
#post-content h5 { font-size: 1rem; }
#post-content h6 {
  font-size: 0.9rem;
}

#post-content p {
  margin: 1rem 0;
}

#post-content strong {
  font-weight: 600;
  color: #f9fafb;
}

#post-content em {
  font-style: italic;
}

#post-content small {
  color: #9ca3af;
}

#post-content a {
  color: #60a5fa;
  text-decoration: underline;
  text-underline-offset: 2px;
}

#post-content a:hover {
  color: #93c5fd;
}

#post-content ul,
#post-content ol {
  margin: 1rem 0 1rem 1.5rem;
  padding: 0;
}

#post-content li {
  margin: 0.4rem 0;
}

#post-content li > p {
  margin: 0.4rem 0;
}

#post-content blockquote {
  margin: 1.5rem 0;
  padding: 0.75rem 1rem;
  background-color: #161616;
  border-left: 4px solid #374151;
  color: #d1d5db;
}

#post-content blockquote p {
  margin: 0;
}

#post-content code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco,
               Consolas, "Liberation Mono", monospace;
  font-size: 0.95em;
  background-color: #1a1a1a;
  color: #e5e7eb;
  padding: 0.2em 0.4em;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

#post-content pre {
  margin: 1.5rem 0;
  padding: 1rem;
  overflow-x: auto;

  background-color: #141414;
  color: #e5e7eb;

  border-radius: 8px;
  border: 1px solid #262626;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

#post-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.9rem;
  color: inherit;
}

#post-content hr {
  margin: 2.5rem 0;
  border: none;
  border-top: 1px solid #262626;
}

#post-content img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.5rem auto;
  border-radius: 6px;
}