/* Simple Clean Information System Theme */

/* CSS Variables for Simple Theme */
:root {
    /* Primary Colors - Simple Blue */
    --primary-blue: #007bff;
    --primary-blue-hover: #0056b3;
    --primary-blue-light: #e3f2fd;
    
    /* Secondary Colors - Simple Gray */
    --secondary-gray: #6c757d;
    --secondary-gray-light: #f8f9fa;
    --secondary-gray-border: #dee2e6;
    
    /* Text Colors */
    --text-dark: #212529;
    --text-muted: #6c757d;
    --text-light: #ffffff;
    
    /* Background Colors */
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-gray: #e9ecef;
    
    /* Border Colors */
    --border-light: #dee2e6;
    --border-gray: #adb5bd;
}

/* Global Body Styling */
body {
    background-color: var(--bg-light);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-dark);
}

/* Simple Navbar */
.navbar-dark {
    background-color: var(--primary-blue) !important;
    border-bottom: 1px solid var(--primary-blue-hover);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--text-light) !important;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: background-color 0.2s ease;
}

.nav-link:hover {
    color: var(--text-light) !important;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.nav-link.active {
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

/* Simple Cards */
.card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    margin-bottom: 1rem;
}

.card-header {
    background-color: var(--bg-light);
    border-bottom: 1px solid var(--border-light);
    font-weight: 600;
    color: var(--text-dark);
    padding: 0.75rem 1rem;
}

.card-body {
    padding: 1rem;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

/* Simple Buttons */
.btn {
    border-radius: 4px;
    font-weight: 500;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--text-light);
}

.btn-primary:hover {
    background-color: var(--primary-blue-hover);
    border-color: var(--primary-blue-hover);
    color: var(--text-light);
}

.btn-success {
    background-color: #28a745;
    border-color: #28a745;
    color: var(--text-light);
}

.btn-success:hover {
    background-color: #218838;
    border-color: #1e7e34;
}

.btn-warning {
    background-color: #ffc107;
    border-color: #ffc107;
    color: var(--text-dark);
}

.btn-warning:hover {
    background-color: #e0a800;
    border-color: #d39e00;
}

.btn-danger {
    background-color: #dc3545;
    border-color: #dc3545;
    color: var(--text-light);
}

.btn-danger:hover {
    background-color: #c82333;
    border-color: #bd2130;
}

.btn-secondary {
    background-color: var(--secondary-gray);
    border-color: var(--secondary-gray);
    color: var(--text-light);
}

.btn-secondary:hover {
    background-color: #5a6268;
    border-color: #545b62;
}

.btn-outline-primary {
    color: var(--primary-blue);
    border-color: var(--primary-blue);
    background-color: transparent;
}

.btn-outline-primary:hover {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--text-light);
}

/* Simple Form Controls */
.form-control, .form-select {
    border: 1px solid var(--border-gray);
    border-radius: 4px;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    transition: border-color 0.2s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.form-label {
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

/* Simple Tables */
.table {
    background-color: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
}

.table thead th {
    background-color: var(--bg-light);
    border-bottom: 2px solid var(--border-light);
    font-weight: 600;
    color: var(--text-dark);
    padding: 0.75rem;
}

.table tbody tr {
    border-bottom: 1px solid var(--border-light);
}

.table tbody tr:hover {
    background-color: var(--primary-blue-light);
}

.table td {
    padding: 0.75rem;
    vertical-align: middle;
}

/* Simple Badges */
.badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.bg-primary {
    background-color: var(--primary-blue) !important;
}

.bg-success {
    background-color: #28a745 !important;
}

.bg-warning {
    background-color: #ffc107 !important;
    color: var(--text-dark) !important;
}

.bg-danger {
    background-color: #dc3545 !important;
}

.bg-secondary {
    background-color: var(--secondary-gray) !important;
}

/* Simple Alerts */
.alert {
    border-radius: 4px;
    border: none;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
}

.alert-primary {
    background-color: var(--primary-blue-light);
    color: var(--primary-blue-hover);
    border-left: 4px solid var(--primary-blue);
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-left: 4px solid #28a745;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border-left: 4px solid #ffc107;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border-left: 4px solid #dc3545;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border-left: 4px solid #17a2b8;
}

/* Simple Dropdown */
.dropdown-menu {
    border: 1px solid var(--border-light);
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 0.25rem 0;
}

.dropdown-item {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    transition: background-color 0.2s ease;
}

.dropdown-item:hover {
    background-color: var(--primary-blue-light);
    color: var(--primary-blue-hover);
}

/* Simple Modal */
.modal-content {
    border: none;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.modal-header {
    background-color: var(--bg-light);
    border-bottom: 1px solid var(--border-light);
    border-radius: 8px 8px 0 0;
}

.modal-footer {
    border-top: 1px solid var(--border-light);
    border-radius: 0 0 8px 8px;
}

/* Simple Pagination */
.pagination {
    margin-bottom: 0;
}

.page-link {
    color: var(--primary-blue);
    border: 1px solid var(--border-light);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.page-link:hover {
    color: var(--primary-blue-hover);
    background-color: var(--primary-blue-light);
    border-color: var(--primary-blue);
}

.page-item.active .page-link {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--text-light);
}

/* Simple Progress Bars */
.progress {
    height: 8px;
    background-color: var(--bg-gray);
    border-radius: 4px;
}

.progress-bar {
    background-color: var(--primary-blue);
    border-radius: 4px;
}

/* Simple Statistics Cards */
.stat-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: box-shadow 0.2s ease;
}

.stat-card:hover {
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Simple Action Cards */
.action-card {
    display: block;
    background-color: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: all 0.2s ease;
}

.action-card:hover {
    text-decoration: none;
    color: inherit;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
    transform: translateY(-1px);
}

.action-icon {
    width: 48px;
    height: 48px;
    background-color: var(--primary-blue);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--text-light);
    font-size: 1.25rem;
}

.action-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.action-description {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* Simple Section Titles */
.section-title {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-blue);
}

/* Simple Container */
.container {
    max-width: 1200px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.8rem;
    }
    
    .card {
        margin-bottom: 0.75rem;
    }
    
    .stat-card {
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .action-card {
        padding: 1rem;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
}

/* Remove complex animations and effects */
* {
    animation: none !important;
    transition: none !important;
}

/* Override any complex styling */
.card:hover,
.btn:hover,
.action-card:hover {
    transform: none !important;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1) !important;
}

/* Simple loading states */
.loading {
    opacity: 0.6;
}

/* Simple focus states */
.form-control:focus,
.form-select:focus,
.btn:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}