* {
  box-sizing: border-box;
}

body {
  font-family: sans-serif;
  margin: 0;
  color: #333;
  line-height: 1.6;
}

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

.sidebar {
  width: 180px;
  flex-shrink: 0;
  background: #f4f4f4;
  border-right: 1px solid #ddd;
  padding: 1.5rem 1rem;
}

.sidebar-title {
  font-weight: bold;
  font-size: 1rem;
  margin-bottom: 1.2rem;
  color: #111;
}

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

.sidebar ul li {
  margin-bottom: 0.5rem;
}

.sidebar ul li a {
  text-decoration: none;
  color: #444;
  display: block;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}

.sidebar ul li a:hover,
.sidebar ul li a.active {
  background: #e0e0e0;
  color: #111;
}

.content {
  flex: 1;
  padding: 2rem;
  max-width: 720px;
}

h3, h4 {
  color: #111;
}

.project-list {
  list-style: none;
  padding: 0;
}

.project-list li {
  margin-bottom: 1.5rem;
}

.project-list h4 {
  margin-bottom: 0.25rem;
}

.project-list h4 a {
  color: #0066cc;
  text-decoration: none;
}

.project-list h4 a:hover {
  text-decoration: underline;
}

.project-list p {
  margin: 0 0 0.5rem 0;
  color: #555;
}

.project-details {
  margin: 0;
  padding-left: 1.2rem;
  color: #555;
  font-size: 0.9rem;
}

.project-details li {
  margin-bottom: 0.2rem;
}

.subnav {
  list-style: none;
  margin: 0.25rem 0 0 0;
  padding-left: 0.75rem;
}

.subnav li a {
  font-size: 0.9rem;
  color: #555;
}