body {
   font-family: 'Sarabun', sans-serif;
   background-color: #f8f9fa;
}

/* 
.navbar-custom {
   background: linear-gradient(135deg, #6f42c1, #8e44ad);
   color: white;
}

.sidebar {
   background-color: white;
   box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
   min-height: calc(100vh - 56px);
}

.sidebar .list-group-item {
   border: none;
   padding: 12px 20px;
   color: #6c757d;
}

.sidebar .list-group-item:hover,
.sidebar .list-group-item.active {
   background-color: #e9ecef;
   color: #495057;
}

.main-content {
   padding: 20px;
   margin: 20px 0;
}

.welcome-section h2 {
   color: #495057;
   font-weight: 600;
   margin-bottom: 10px;
}

.welcome-section p {
   color: #6c757d;
   margin-bottom: 30px;
} */

.stat-card {
   text-align: center;
   border-radius: 15px;
   color: white;
   padding: 30px 20px;
   margin-bottom: 20px;
   box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.stat-card h6 {
   font-size: 16px;
   margin-bottom: 15px;
   opacity: 0.9;
}

.stat-card .stat-number {
   font-size: 2rem;
   font-weight: 700;
   margin-bottom: 5px;
}

.stat-card .stat-label {
   font-size: 14px;
   opacity: 0.8;
}

.bg-blue {
   background: linear-gradient(135deg, #3498db, #2980b9);
}

.bg-orange {
   background: linear-gradient(135deg, #f39c12, #e67e22);

}

.bg-green {
   background: linear-gradient(135deg, #27ae60, #229954);
}

.bg-pink {
   background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.bg-brown {
   background: linear-gradient(135deg, #a0522d, #8d5524);
}

.bg-purple {
   background-color: #31114a;
}

.activity-section h4 {
   color: #495057;
   font-weight: 600;
   margin-bottom: 20px;
}

.search-bar {
   border-radius: 25px;
   border: 1px solid #dee2e6;
   padding: 10px 20px;
}

.filter-dropdown {
   border-radius: 25px;
   border: 1px solid #dee2e6;
}

.activity-card {
   background: white;
   border-radius: 10px;
   padding: 20px;
   margin-bottom: 15px;
   box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
   border-left: 4px solid #6f42c1;
}

.activity-card h6 {
   color: #495057;
   font-weight: 600;
   margin-bottom: 5px;
}

.activity-card p {
   color: #6c757d;
   font-size: 14px;
   margin: 0;
}

.btn-exit {
   background: linear-gradient(135deg, #e74c3c, #c0392b);
   border: none;
   border-radius: 25px;
   padding: 10px 25px;
   color: white;
   font-weight: 500;
}