body {
    min-height: 100vh;
    background-color: #f8f9fa;
}

.sidebar {
    position: fixed;
    top: 56px;
    bottom: 0;
    left: 0;
    z-index: 100;
    padding: 0;
    box-shadow: inset -1px 0 0 rgba(0, 0, 0, .1);
    overflow-y: auto;
}

.sidebar .nav-link {
    font-weight: 500;
    color: #333;
    padding: 0.75rem 1rem;
    border-left: 3px solid transparent;
}

.sidebar .nav-link:hover {
    color: #007bff;
    background-color: #f8f9fa;
    border-left-color: #007bff;
}

.sidebar .nav-link.active {
    color: #007bff;
    border-left-color: #007bff;
}

.sidebar .nav-link i {
    margin-right: 0.5rem;
}

main {
    padding-top: 1rem;
}

.card {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    border: none;
    margin-bottom: 1.5rem;
}

.badge-primary { background-color: #007bff; }
.badge-info { background-color: #17a2b8; }
.badge-warning { background-color: #ffc107; color: #000; }
.badge-secondary { background-color: #6c757d; }
.badge-success { background-color: #28a745; }
.badge-dark { background-color: #343a40; }
.badge-danger { background-color: #dc3545; }
.badge-light { background-color: #f8f9fa; color: #000; }

footer {
    margin-top: auto;
}

.navbar-brand {
    font-weight: 600;
}

.table {
    background-color: white;
}

.form-control:focus,
.form-select:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}
/* 
.btn {
    font-weight: 500;
} */

h2, h3, h4, h5 {
    font-weight: 600;
    color: #333;
}

.text-muted {
    color: #6c757d !important;
}

.stat-card {
    position: relative;
    border-radius: 12px;
    padding: 24px;
    color: white;
    overflow: hidden;
    min-height: 140px;
    display: flex;
    align-items: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.stat-card-content {
    position: relative;
    z-index: 2;
}

.stat-label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    opacity: 0.9;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
}

.stat-card-wave {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.3;
}

.stat-card-wave svg {
    width: 100%;
    height: 100%;
}

.stat-card-blue {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.stat-card-green {
    background: linear-gradient(135deg, #56ab2f 0%, #a8e063 100%);
}

.stat-card-orange {
    background: linear-gradient(135deg, #f46b45 0%, #eea849 100%);
}

.stat-card-purple {
    background: linear-gradient(135deg, #a044ff 0%, #6a3093 100%);
}

.stat-card-teal {
    background: linear-gradient(135deg, #06beb6 0%, #48b1bf 100%);
}

.stat-card-indigo {
    background: linear-gradient(135deg, #4e54c8 0%, #8f94fb 100%);
}

.stat-card-yellow {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.user-avatar {
    font-size: 16px;
    cursor: pointer;
}

.notification-dropdown .dropdown-item {
    padding: 12px 16px;
    white-space: normal;
    border-bottom: 1px solid #f0f0f0;
}

.notification-dropdown .dropdown-item:hover {
    background-color: #f8f9fa;
}

.navbar-dark .dropdown-menu {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.table thead th {
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #6c757d;
}

body {
    background-color: #f5f7fa;
}

.card-header {
    border-bottom: 2px solid #f0f0f0;
    padding: 16px 20px;
}