/* Global Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f7fa;
    min-height: 100vh;
}

/* Login Page Styles */
.login-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-page .card {
    border: none;
    border-radius: 15px;
}

.login-page .card-title {
    color: #333;
    font-weight: 600;
}

/* Navigation Styles */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
}

.navbar-nav .nav-link {
    padding: 0.5rem 1rem;
    transition: all 0.3s;
}

.navbar-nav .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
}

/* Dashboard Statistics Cards */
.stat-card {
    border: none;
    border-radius: 10px;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0,0,0,.15);
}

.stat-icon {
    opacity: 0.8;
}

/* Table Styles */
.table {
    background-color: white;
}

.table thead {
    background-color: #f8f9fa;
}

.table th {
    font-weight: 600;
    border-bottom: 2px solid #dee2e6;
}

.table-hover tbody tr:hover {
    background-color: #f8f9fa;
}

/* Card Styles */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    font-weight: 600;
}

/* Button Styles */
.btn {
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 2px 4px rgba(0,0,0,.15);
}

/* Modal Styles */
.modal-content {
    border: none;
    border-radius: 10px;
}

.modal-header {
    border-bottom: 1px solid #dee2e6;
}

.modal-footer {
    border-top: 1px solid #dee2e6;
}

/* Form Styles */
.form-label {
    font-weight: 500;
    color: #495057;
    margin-bottom: 0.5rem;
}

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

/* Badge Styles */
.badge {
    padding: 0.4em 0.8em;
    font-weight: 500;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .container-fluid {
        padding: 0.5rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .stat-card .stat-icon {
        font-size: 2rem !important;
    }
    
    .stat-card h3 {
        font-size: 1.5rem;
    }
    
    .btn-sm {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }
    
    .navbar-brand {
        font-size: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .modal-dialog {
        margin: 0.5rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 576px) {
    .d-flex.justify-content-between {
        flex-direction: column;
        gap: 1rem;
    }
    
    .d-flex.justify-content-between > * {
        width: 100%;
    }
    
    .table th,
    .table td {
        padding: 0.5rem;
        font-size: 0.8rem;
    }
    
    .stat-card .card-body {
        padding: 1rem;
    }
    
    .stat-card h3 {
        font-size: 1.25rem;
    }
    
    .stat-card h6 {
        font-size: 0.75rem;
    }
}

/* Loading and Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card,
.stat-card {
    animation: fadeIn 0.3s ease-in;
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    .modal {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
}