/* Dark Mode Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: #0d1117;
  color: #c9d1d9;
  line-height: 1.6;
}

.container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar Styles */
.sidebar {
  width: 280px;
  background-color: #161b22;
  border-right: 1px solid #30363d;
  padding: 20px;
  overflow-y: auto;
  position: fixed;
  height: 100vh;
  left: 0;
  top: 0;
}

.sidebar-title {
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: #58a6ff;
  padding-bottom: 15px;
  border-bottom: 1px solid #30363d;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-title img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.file-list {
  list-style: none;
}

.file-list li {
  margin-bottom: 8px;
}

.file-list li a {
  display: block;
  padding: 10px 12px;
  color: #c9d1d9;
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.2s ease;
  background-color: transparent;
}

.file-list li a:hover {
  background-color: #21262d;
  color: #58a6ff;
}

.file-list li.active a {
  background-color: #1f6feb;
  color: #ffffff;
}

/* Main Content Styles */
.main-content {
  flex: 1;
  margin-left: 280px;
  padding: 40px;
  max-width: 900px;
}

.welcome {
  text-align: center;
  padding: 60px 20px;
}

.welcome h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: #58a6ff;
}

.welcome p {
  font-size: 1.2rem;
  color: #8b949e;
  margin-bottom: 30px;
}

.stats {
  background-color: #161b22;
  padding: 20px;
  border-radius: 8px;
  display: inline-block;
  border: 1px solid #30363d;
}

.stats p {
  color: #c9d1d9;
  margin: 0;
}

/* Error Page */
.error {
  text-align: center;
  padding: 60px 20px;
}

.error h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: #f85149;
}

.error p {
  font-size: 1.2rem;
  color: #8b949e;
  margin-bottom: 30px;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  background-color: #1f6feb;
  color: #ffffff;
  text-decoration: none;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

.btn:hover {
  background-color: #388bfd;
}

/* Markdown Content Styles */
.markdown-body {
  background-color: #161b22;
  padding: 40px;
  border-radius: 8px;
  border: 1px solid #30363d;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  margin-top: 24px;
  margin-bottom: 16px;
  font-weight: 600;
  line-height: 1.25;
  color: #c9d1d9;
}

.markdown-body h1 {
  font-size: 2em;
  padding-bottom: 0.3em;
  border-bottom: 1px solid #30363d;
}

.markdown-body h2 {
  font-size: 1.5em;
  padding-bottom: 0.3em;
  border-bottom: 1px solid #30363d;
}

.markdown-body h3 {
  font-size: 1.25em;
}

.markdown-body p {
  margin-bottom: 16px;
  color: #c9d1d9;
}

.markdown-body a {
  color: #58a6ff;
  text-decoration: none;
}

.markdown-body a:hover {
  text-decoration: underline;
}

.markdown-body code {
  background-color: #0d1117;
  padding: 0.2em 0.4em;
  border-radius: 6px;
  font-size: 0.9em;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  color: #f0f6fc;
}

.markdown-body pre {
  background-color: #0d1117;
  padding: 16px;
  border-radius: 6px;
  overflow: auto;
  margin-bottom: 16px;
  border: 1px solid #30363d;
}

.markdown-body pre code {
  background-color: transparent;
  padding: 0;
  border-radius: 0;
}

.markdown-body ul,
.markdown-body ol {
  margin-bottom: 16px;
  padding-left: 2em;
  color: #c9d1d9;
}

.markdown-body li {
  margin-bottom: 4px;
}

.markdown-body blockquote {
  border-left: 4px solid #3b434b;
  padding: 0 1em;
  margin: 0 0 16px 0;
  color: #8b949e;
}

.markdown-body table {
  border-collapse: collapse;
  width: 100%;
  margin-bottom: 16px;
}

.markdown-body table th,
.markdown-body table td {
  padding: 8px 12px;
  border: 1px solid #30363d;
  text-align: left;
}

.markdown-body table th {
  background-color: #0d1117;
  font-weight: 600;
}

.markdown-body table tr {
  background-color: #161b22;
}

.markdown-body table tr:nth-child(2n) {
  background-color: #0d1117;
}

.markdown-body img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 16px 0;
}

.markdown-body hr {
  border: 0;
  border-top: 1px solid #30363d;
  margin: 24px 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    border-right: none;
    border-bottom: 1px solid #30363d;
  }
  
  .main-content {
    margin-left: 0;
    padding: 20px;
  }
  
  .container {
    flex-direction: column;
  }
  
  .welcome h1,
  .error h1 {
    font-size: 2rem;
  }
  
  .markdown-body {
    padding: 20px;
  }
}