/* Custom styles for the Client Attendance Report Visualizer */

body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease-in-out;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.card-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 10px 10px 0 0 !important;
    border: none;
}

.card-header h5 {
    margin: 0;
    font-weight: 600;
}

/* Summary cards styling */
.card.bg-success {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%) !important;
}

.card.bg-danger {
    background: linear-gradient(135deg, #dc3545 0%, #fd7e14 100%) !important;
}

.card.bg-warning {
    background: linear-gradient(135deg, #ffc107 0%, #ff8c00 100%) !important;
}

.card.bg-info {
    background: linear-gradient(135deg, #17a2b8 0%, #6f42c1 100%) !important;
}

/* Table styling */
.table {
    border-radius: 8px;
    overflow: hidden;
}

.table thead th {
    background: linear-gradient(135deg, #343a40 0%, #495057 100%);
    border: none;
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.table tbody tr:hover {
    background-color: #f8f9fa;
    transform: scale(1.01);
    transition: all 0.2s ease;
}

/* Form controls */
.form-control, .form-select {
    border-radius: 8px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

/* Button styling */
.btn {
    border-radius: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.btn-outline-primary {
    border-color: #667eea;
    color: #667eea;
}

.btn-outline-primary:hover {
    background-color: #667eea;
    border-color: #667eea;
    transform: translateY(-1px);
}

/* Chart containers */
canvas {
    border-radius: 8px;
}

/* Status badges */
.status-badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-attended {
    background-color: #d4edda;
    color: #155724;
}

.status-not-attended {
    background-color: #f8d7da;
    color: #721c24;
}

.status-pending {
    background-color: #fff3cd;
    color: #856404;
}

.status-cancelled {
    background-color: #e2e3e5;
    color: #383d41;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .display-4 {
        font-size: 2rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .table-responsive {
        font-size: 0.9rem;
    }
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #667eea;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5a6fd8;
}

/* Animation for cards */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.6s ease-out;
}

/* Tooltip styling */
.tooltip {
    font-size: 0.9rem;
}

/* Chart legend styling */
.chart-legend {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 50%;
}