* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  display: flex;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f4f4f4;
}
.sidebar {
  width: 220px;
  height: 100vh;
  background-color: #111;
  color: white;
  padding: 20px;
}
.sidebar h2 {
  font-size: 20px;
  margin-bottom: 20px;
}
.sidebar ul {
  list-style: none;
}
.sidebar ul li {
  margin: 10px 0;
  cursor: pointer;
}
.main {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
}
.section-title {
  font-size: 20px;
  margin: 20px 0 10px;
  color: #333;
}
.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
.card {
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  padding: 15px;
  width: 200px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.2s ease;
}
.card:hover {
  transform: translateY(-5px);
}
.card img {
  width: 32px;
  height: 32px;
}
.card-title {
  font-weight: bold;
  font-size: 16px;
  color: #222;
}
.card-desc {
  font-size: 13px;
  color: #555;
}
.card a {
  margin-top: auto;
  text-decoration: none;
  color: #007bff;
  font-size: 13px;
}