body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f7f9;
}
.container {
  display: flex;
}
.sidebar {
  width: 240px;
  background: linear-gradient(to bottom right, #89d8d3, #03c8a8);
  color: white;
  padding: 20px;
}
.logo {
  margin-bottom: 20px;
}
.sidebar ul {
  list-style: none;
  padding-left: 0;
}
.sidebar li {
  margin: 15px 0;
}
.sidebar a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}
.sidebar a:hover, .sidebar a.active {
  text-decoration: underline;
}
.main-content {
  flex-grow: 1;
  padding: 30px;
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.card {
  background: white;
  border-left: 5px solid #03c8a8;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 8px rgba(0,0,0,0.1);
  font-size: 16px;
  font-weight: bold;
  color: #333;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.15);
}
.table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
  border-radius: 8px;
  overflow: hidden;
}
.table th {
  background: #03c8a8;
  color: white;
  padding: 12px;
  text-align: left;
}
.table td {
  padding: 10px;
  border-bottom: 1px solid #ddd;
}
.table tr:nth-child(even) {
  background: #f9f9f9;
}
.table tr:hover {
  background: #e8fdf9;
}