body {
  background-color: #1e2837;
  color: #e4e7eb;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

article {
  padding: 40px 20px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.site-nav {
  background-color: #0f1419;
  border-bottom: 2px solid #00d4ff;
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.nav-container {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  gap: 0;
  padding: 0;
}

.nav-link {
  color: #cbd5e0;
  text-decoration: none;
  padding: 20px 32px;
  font-weight: 500;
  font-size: 1em;
  letter-spacing: 0.025em;
  transition: all 0.2s ease;
  border-bottom: 3px solid transparent;
  display: inline-block;
}

.nav-link:hover {
  background-color: #1e2837;
  color: #00d4ff;
  border-bottom-color: #00d4ff;
}

b {
  font-weight: 600;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: #f8f9fa;
  margin-top: 32px;
  margin-bottom: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  font-size: 2.5em;
  line-height: 1.2;
  border-bottom: 3px solid #00d4ff;
  padding-bottom: 12px;
}

h2 {
  font-size: 1.875em;
  line-height: 1.3;
  margin-top: 48px;
}

h3 {
  font-size: 1.5em;
  color: #cbd5e0;
}

h4,
h5,
h6 {
  font-size: 1.25em;
  color: #cbd5e0;
}

a {
  color: #00d4ff;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: all 0.2s ease;
}

a:hover {
  color: #5ce1ff;
  border-bottom-color: #5ce1ff;
}

ul,
ol {
  padding-left: 28px;
  margin: 16px 0;
}

li {
  margin: 8px 0;
}

code {
  background-color: #0d1117;
  border: 1px solid #30363d;
  border-radius: 4px;
  color: #79c0ff;
  padding: 0.2em 0.4em;
  font-family: "SF Mono", "Monaco", "Inconsolata", "Fira Code", "Fira Mono", "Roboto Mono", monospace;
  font-size: 0.9em;
}

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

pre {
  background-color: #0d1117;
  border: 1px solid #30363d;
  border-radius: 6px;
  padding: 16px;
  overflow: auto;
  line-height: 1.5;
  font-size: 0.9em;
}

blockquote {
  background-color: #2d3748;
  border-left: 4px solid #00d4ff;
  padding-left: 20px;
  margin-left: 0;
  padding-top: 12px;
  padding-bottom: 12px;
  padding-right: 16px;
  color: #cbd5e0;
  font-style: italic;
  margin: 24px 0;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid #30363d;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  margin: 20px 0;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: #1e2837;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background-color: #4a5568;
  border-radius: 4px;
  border: 2px solid #1e2837;
}

::-webkit-scrollbar-thumb:hover {
  background-color: #00d4ff;
}

* {
  scrollbar-width: thin;
  scrollbar-color: #4a5568 #1e2837;
}

::-webkit-scrollbar-corner {
  background: #1e2837;
}

p {
  margin: 16px 0;
}

strong {
  font-weight: 600;
  color: #f8f9fa;
}

em {
  font-style: italic;
  color: #cbd5e0;
}

hr {
  border: none;
  border-top: 2px solid #30363d;
  margin: 32px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.95em;
}

th {
  background-color: #2d3748;
  padding: 12px;
  text-align: left;
  border-bottom: 2px solid #00d4ff;
  font-weight: 600;
}

td {
  padding: 12px;
  border-bottom: 1px solid #30363d;
}

tr:hover {
  background-color: #2d3748;
}