/* GitHub-inspired theme */
:root {
  /* Colors */
  --color-bg: #ffffff;
  --color-text: #24292f;
  --color-gray-light: #f6f8fa;
  --color-gray-muted: #57606a;
  --color-border: #d0d7de;
  --color-link: #0969da;
  --color-heading: #1F2328;
  --color-code-bg: #f6f8fa;
  
  /* Spacing */
  --spacing-small: 8px;
  --spacing-medium: 16px;
  --spacing-large: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 40px;
  
  /* Container widths */
  --content-width-sm: 544px;  /* Small devices */
  --content-width-md: 768px;  /* Medium devices */
  --content-width-lg: 1012px; /* Large devices */
}

/* Base styles */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-bg);
  margin: 0;
  padding: 0;
  font-size: 16px;
}

/* Container with responsive padding */
.container {
  width: 100%;
  margin-right: auto;
  margin-left: auto;
  padding: var(--spacing-medium);
  box-sizing: border-box;
}

/* Responsive container widths */
@media (min-width: 544px) {
  .container {
    padding: var(--spacing-medium) var(--spacing-xl);
    max-width: var(--content-width-sm);
  }
}

@media (min-width: 768px) {
  .container {
    padding: var(--spacing-xl);
    max-width: var(--content-width-md);
  }
}

@media (min-width: 1012px) {
  .container {
    padding: var(--spacing-xl) var(--spacing-xxl);
    max-width: var(--content-width-lg);
  }
}

/* Article content wrapper */
.article-content {
  padding: var(--spacing-large) 0;
}

/* Typography with proper spacing */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-heading);
  font-weight: 600;
  line-height: 1.25;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-medium);
}

h1 {
  font-size: 2em;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--spacing-small);
}

h2 {
  font-size: 1.5em;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--spacing-small);
}

h3 { font-size: 1.25em; }
h4 { font-size: 1em; }

/* Maintain readability on mobile */
@media (max-width: 543px) {
  h1 { font-size: 1.75em; }
  h2 { font-size: 1.25em; }
  h3 { font-size: 1.125em; }
}

p {
  margin-bottom: var(--spacing-medium);
}

/* Links */
a {
  color: var(--color-link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Code blocks with proper padding */
pre, code {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 85%;
}

code {
  padding: 0.2em 0.4em;
  background-color: var(--color-code-bg);
  border-radius: 6px;
}

pre {
  padding: var(--spacing-medium);
  overflow: auto;
  background-color: var(--color-code-bg);
  border-radius: 6px;
  line-height: 1.45;
  margin: var(--spacing-medium) 0;
}

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

/* Lists with GitHub spacing */
ul, ol {
  padding-left: var(--spacing-xl);
  margin: var(--spacing-medium) 0;
}

li {
  margin: var(--spacing-small) 0;
}

li > ul, li > ol {
  margin: var(--spacing-small) 0;
}

/* Blockquotes */
blockquote {
  padding: 0 var(--spacing-medium);
  color: var(--color-gray-muted);
  border-left: 0.25em solid var(--color-border);
  margin: var(--spacing-medium) 0;
}

/* Tables with responsive design */
table {
  border-spacing: 0;
  border-collapse: collapse;
  margin: var(--spacing-medium) 0;
  width: 100%;
  display: block;
  overflow-x: auto;
  white-space: nowrap;
}

table th, table td {
  padding: var(--spacing-small) var(--spacing-medium);
  border: 1px solid var(--color-border);
}

table tr:nth-child(2n) {
  background-color: var(--color-gray-light);
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  border-style: none;
  margin: var(--spacing-medium) 0;
}

/* Horizontal rule */
hr {
  height: 0.25em;
  padding: 0;
  margin: var(--spacing-xl) 0;
  background-color: var(--color-border);
  border: 0;
}