* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #24292e;
  background-color: #f6f8fa;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Container for header and footer */
.container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 16px;
}

.site-header {
  background-color: #24292e;
  color: #fff;
  padding: 16px 0;
  flex-shrink: 0;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-title {
  color: #fff;
  font-size: 1.5rem;
  font-weight: 600;
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 16px;
}

.nav-link {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  padding: 4px 8px;
  border-radius: 4px;
}

.nav-link:hover {
  color: #fff;
  background-color: rgba(255,255,255,0.1);
}

.page-content {
  flex: 1;
  padding: 32px 0;
}

.page-content .container {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}

.sidebar {
  width: 260px;
  flex-shrink: 0;
  position: sticky;
  top: 32px;
  max-height: calc(100vh - 64px);
  overflow-y: auto;
}

.content {
  flex: 1;
  min-width: 0;
  background-color: #fff;
  padding: 24px;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12);
  min-height: 400px;
}

.content h1 {
  border-bottom: 1px solid #eaecef;
  padding-bottom: 8px;
  margin-top: 0;
}

.content h2 {
  border-bottom: 1px solid #eaecef;
  padding-bottom: 8px;
  margin-top: 24px;
}

.content h3 {
  margin-top: 24px;
}

.content pre {
  background-color: #f6f8fa;
  border-radius: 6px;
  padding: 16px;
  overflow-x: auto;
}

.content code {
  background-color: rgba(27,31,35,0.05);
  border-radius: 3px;
  font-size: 85%;
  margin: 0;
  padding: 0.2em 0.4em;
}

.content pre code {
  background-color: transparent;
  padding: 0;
}

.content table {
  border-collapse: collapse;
  width: 100%;
  margin: 16px 0;
}

.content table th,
.content table td {
  border: 1px solid #dfe2e5;
  padding: 8px 12px;
}

.content table th {
  background-color: #f6f8fa;
  font-weight: 600;
}

.content table tr:nth-child(even) {
  background-color: #f6f8fa;
}

.content img {
  max-width: 100%;
  height: auto;
}

.content blockquote {
  border-left: 4px solid #dfe2e5;
  padding-left: 16px;
  color: #6a737d;
  margin: 16px 0;
}

.content ul, .content ol {
  padding-left: 2em;
}

.site-footer {
  background-color: #24292e;
  color: rgba(255,255,255,0.7);
  padding: 24px 0;
  text-align: center;
  flex-shrink: 0;
  margin-top: auto;
}

.site-footer p {
  margin: 0;
}

.toc {
  background-color: #f6f8fa;
  border: 1px solid #eaecef;
  border-radius: 6px;
  padding: 16px;
  margin-bottom: 24px;
}

.toc ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.toc li {
  margin: 4px 0;
}

.toc a {
  color: #0366d6;
  text-decoration: none;
}

.toc a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .page-content .container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    position: static;
    max-height: none;
  }
}