/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* University Color Palette */
    --primary-color: #2563eb;
    --primary-light: #60a5fa;
    --primary-dark: #1d4ed8;
    --secondary-color: #10b981;
    --accent-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    
    /* Neutral Colors - Mode Clair */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.6;
    font-size: 14px;
}

.admin-body {
    display: flex;
    min-height: 100vh;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

/* Sidebar Styles */
.sidebar {
    width: 280px;
    background: var(--white);
    border-right: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.sidebar-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--gray-200);
}

.university-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.university-logo i {
    font-size: 2rem;
    color: var(--primary-color);
}

.university-logo h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
}

.admin-profile {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
}

.admin-avatar {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.admin-details {
    display: flex;
    flex-direction: column;
}

.admin-name {
    font-weight: 600;
    color: var(--gray-900);
    font-size: 0.875rem;
}

.admin-role {
    font-size: 0.75rem;
    color: var(--gray-500);
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    padding: var(--spacing-lg) 0;
}

.sidebar-nav ul {
    list-style: none;
}

.nav-item {
    margin-bottom: var(--spacing-xs);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-xl);
    color: var(--gray-600);
    text-decoration: none;
    transition: var(--transition-fast);
    border-radius: 0;
    position: relative;
}

.nav-link:hover {
    background: var(--gray-50);
    color: var(--primary-color);
}

.nav-item.active .nav-link {
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    font-weight: 500;
}

.nav-item.active .nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--accent-color);
}

.nav-link i {
    width: 20px;
    text-align: center;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--gray-200);
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    width: 100%;
    padding: var(--spacing-md);
    background: var(--accent-color);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    font-weight: 500;
}

.logout-btn:hover {
    background: #b91c1c;
    transform: translateY(-1px);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    display: flex;
    flex-direction: column;
}

/* Top Header */
.top-header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: var(--spacing-lg) var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--gray-600);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
}

.sidebar-toggle:hover {
    background: var(--gray-100);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.university-name {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.separator {
    color: var(--gray-400);
}

.current-page {
    color: var(--gray-600);
    font-weight: 500;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.header-stats {
    display: flex;
    gap: var(--spacing-lg);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    min-width: 80px;
}

.stat-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.stat-item span {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--gray-900);
}

.stat-item small {
    color: var(--gray-500);
    font-size: 0.75rem;
}

.current-time {
    font-size: 0.875rem;
    color: var(--gray-600);
    font-weight: 500;
}

/* Content Area */
.content-area {
    flex: 1;
    padding: var(--spacing-xl);
    overflow-y: auto;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Dashboard Grid */
.dashboard-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

/* Stat Cards */
.stat-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-color);
}

.stat-card.success::before {
    background: var(--secondary-color);
}

.stat-card.warning::before {
    background: var(--warning-color);
}

.stat-card.info::before {
    background: var(--info-color);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
    background: var(--primary-color);
}

.stat-card.success .stat-icon {
    background: var(--secondary-color);
}

.stat-card.warning .stat-icon {
    background: var(--warning-color);
}

.stat-card.info .stat-icon {
    background: var(--info-color);
}

.stat-info h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.stat-info p {
    color: var(--gray-600);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.stat-change {
    font-size: 0.875rem;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.stat-change.positive {
    color: var(--secondary-color);
    background: #dcfce7;
}

.stat-change.negative {
    color: var(--accent-color);
    background: #fee2e2;
}

.stat-change.neutral {
    color: var(--gray-600);
    background: var(--gray-100);
}

/* Dashboard Widgets */
.dashboard-widgets {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

.widget {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    overflow: hidden;
}

.widget-header {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--gray-50);
}

.widget-header h4 {
    font-weight: 600;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.widget-header i {
    color: var(--primary-color);
}

.widget-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-icon {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--gray-600);
}

.btn-icon:hover {
    background: var(--gray-200);
    color: var(--gray-900);
}

.widget-content {
    padding: var(--spacing-xl);
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-200);
}

.page-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.page-header i {
    color: var(--primary-color);
}

.page-actions {
    display: flex;
    gap: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 0.875rem;
    line-height: 1;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--gray-600);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--gray-700);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--secondary-color);
    color: var(--white);
}

.btn-success:hover {
    background: #047857;
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--accent-color);
    color: var(--white);
}

.btn-danger:hover {
    background: #b91c1c;
    transform: translateY(-1px);
}

/* Content Cards */
.content-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--gray-200);
    background: var(--gray-50);
}

/* Search and Filters */
.search-filters {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.search-box {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-box i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.search-box input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 2.5rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(59 130 246 / 0.1);
}

.filter-group {
    display: flex;
    gap: var(--spacing-md);
}

.filter-group select {
    padding: var(--spacing-md);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    background: var(--white);
    cursor: pointer;
}

.filter-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Data Table */
.table-container {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table th,
.data-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.data-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
    position: sticky;
    top: 0;
    z-index: 10;
}

.data-table tbody tr {
    transition: var(--transition-fast);
}

.data-table tbody tr:hover {
    background: var(--gray-50);
}

.data-table .user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
}

.score-badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-align: center;
    min-width: 50px;
    display: inline-block;
}

.score-excellent {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.score-good {
    background: #cce7ff;
    color: #004085;
    border: 1px solid #b3d7ff;
}

.score-average {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.score-pass {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.score-fail {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.status-badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.status-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.status-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

/* Table Actions */
.table-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.action-btn {
    padding: 6px 8px;
    margin: 0 2px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s ease;
}

.action-btn.edit {
    background: #007bff;
    color: white;
}

.action-btn.edit:hover {
    background: #0056b3;
}

.action-btn.delete {
    background: #dc3545;
    color: white;
}

.action-btn.delete:hover {
    background: #c82333;
}

/* Forms */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group label {
    font-weight: 500;
    color: var(--gray-700);
    font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(59 130 246 / 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-200);
}

/* File Upload */
.upload-area {
    border: 2px dashed #ddd;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    background-color: #fafafa;
}

.upload-area:hover {
    border-color: #007bff;
    background-color: #f0f8ff;
}

.upload-area.drag-over {
    border-color: #007bff;
    background-color: #e3f2fd;
    transform: scale(1.02);
}

.upload-area.file-selected {
    border-color: #28a745;
    background-color: #f0fff0;
}

.upload-placeholder {
    pointer-events: none;
}

.upload-placeholder i {
    font-size: 48px;
    color: #6c757d;
    margin-bottom: 10px;
}

.upload-placeholder p {
    margin: 10px 0 5px 0;
    font-size: 16px;
    color: #495057;
}

.upload-placeholder small {
    color: #6c757d;
    font-size: 12px;
}

.upload-result {
    margin-top: 15px;
    padding: 10px;
    border-radius: 4px;
    font-weight: 500;
}

.upload-result.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.upload-result.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.file-input {
    display: none;
}

/* Progress Bar */
.progress-container {
    margin-top: var(--spacing-lg);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--primary-color);
    transition: width 0.3s ease;
    border-radius: var(--radius-sm);
}

.progress-text {
    margin-top: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--gray-600);
    text-align: center;
}

/* Notifications */
.notification {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    max-width: 400px;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: 9999;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    background: var(--white);
    border-left: 4px solid var(--secondary-color);
}

.notification.error {
    background: var(--white);
    border-left: 4px solid var(--accent-color);
}

.notification.warning {
    background: var(--white);
    border-left: 4px solid var(--warning-color);
}

.notification.info {
    background: var(--white);
    border-left: 4px solid var(--info-color);
}

.notification-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.notification-title {
    font-weight: 600;
    color: var(--gray-900);
}

.notification-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--gray-400);
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.notification-close:hover {
    color: var(--gray-600);
}

.notification-message {
    color: var(--gray-600);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 20px;
    box-sizing: border-box;
}

.modal-overlay.show {
    display: flex !important;
}

.modal {
    background: white;
    border-radius: 12px;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    margin: auto;
    position: relative;
    transform: scale(0.9);
    opacity: 0;
    transition: all 0.3s ease;
}

.modal-overlay.show .modal {
    transform: scale(1);
    opacity: 1;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    border-bottom: 1px solid #eee;
    background: var(--gray-50);
    border-radius: 12px 12px 0 0;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: #666;
    padding: 8px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.modal-close:hover {
    color: #333;
    background: var(--gray-200);
}

.modal-body {
    padding: 24px;
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .modal {
        max-width: 95%;
        margin: 10px;
    }
    
    .modal-header,
    .modal-body {
        padding: 16px;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .modal-overlay {
        padding: 10px;
    }
    
    .modal {
        max-height: 95vh;
    }
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.pagination-btn {
    width: 40px;
    height: 40px;
    border: 1px solid var(--gray-300);
    background: var(--white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
    font-weight: 500;
    color: var(--gray-600);
}

.pagination-btn:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
}

.pagination-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-info {
    margin: 0 var(--spacing-lg);
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .sidebar-toggle {
        display: block;
    }
    
    .dashboard-widgets {
        grid-template-columns: 1fr;
    }
    
    .stats-row {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .content-area {
        padding: var(--spacing-lg);
    }
    
    .search-filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        max-width: none;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .page-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-lg);
    }
    
    .header-stats {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .table-container {
        font-size: 0.75rem;
    }
    
    .data-table th,
    .data-table td {
        padding: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .stats-row {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .notification {
        left: var(--spacing-md);
        right: var(--spacing-md);
        max-width: none;
    }
    
    .modal {
        width: 95%;
        margin: var(--spacing-md);
    }
}

/* Styles pour les statuts avec couleurs */
.grade-status.success {
    color: #28a745;
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
    padding: 8px 12px;
    border-radius: 4px;
}

.grade-status.danger {
    color: #dc3545;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    padding: 8px 12px;
    border-radius: 4px;
}

.status-badge.status-success {
    background-color: #28a745;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: bold;
}

.status-badge.status-danger {
    background-color: #dc3545;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: bold;
}

.text-success {
    color: #28a745 !important;
    font-weight: bold;
}

.text-danger {
    color: #dc3545 !important;
    font-weight: bold;
}

/* Styles pour la section certificat */
.status-header.success {
    color: #28a745;
    background-color: #d4edda;
    padding: 10px;
    border-radius: 6px;
    border-left: 4px solid #28a745;
}

.status-header.danger {
    color: #dc3545;
    background-color: #f8d7da;
    padding: 10px;
    border-radius: 6px;
    border-left: 4px solid #dc3545;
}

.requirement-item.completed {
    color: #28a745;
}

.requirement-item.incomplete {
    color: #dc3545;
}

.requirement-item.completed i {
    color: #28a745;
}

.requirement-item.incomplete i {
    color: #dc3545;
}

/* Styles pour les messages d'attestation */
.attestation-status.not-eligible {
    background-color: #f8d7da;
    color: #721c24;
    padding: 15px;
    border-radius: 6px;
    border-left: 4px solid #dc3545;
}

.attestation-status.eligible {
    background-color: #d4edda;
    color: #155724;
    padding: 15px;
    border-radius: 6px;
    border-left: 4px solid #28a745;
}

.attestation-status.ready {
    background-color: #d1ecf1;
    color: #0c5460;
    padding: 15px;
    border-radius: 6px;
    border-left: 4px solid #17a2b8;
}

/* Print Styles */
@media print {
    .sidebar,
    .top-header,
    .page-actions,
    .table-actions {
        display: none;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .content-area {
        padding: 0;
    }
    
    .content-card {
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
}

/* Message Styles */
.message {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 8px;
    color: white;
    font-weight: 500;
    z-index: 1000;
    min-width: 300px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    animation: slideIn 0.3s ease-out;
}

.message.success {
    background: linear-gradient(135deg, #10b981, #059669);
}

.message.error {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.message.warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.message.info {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Styles pour la page de connexion moderne */
.login-body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: 'Inter', sans-serif;
}

.top-nav {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.disconnect-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.disconnect-btn:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

.login-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-card-modern {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    max-width: 500px;
    width: 100%;
    text-align: center;
}

.login-header {
    margin-bottom: 40px;
}

.main-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.sub-title {
    font-size: 1.25rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 8px;
}

.formation-type {
    color: var(--gray-600);
    font-size: 1rem;
    margin-bottom: 4px;
}

.professor {
    color: var(--gray-500);
    font-style: italic;
    font-size: 0.875rem;
}

.modern-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group-modern {
    text-align: left;
}

.form-group-modern label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--gray-700);
}

.form-group-modern input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group-modern input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn-access {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: none;
    padding: 16px 24px;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    transition: all 0.3s ease;
}

.btn-access:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

.login-footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

.login-footer p {
    color: var(--gray-500);
    font-size: 0.875rem;
    margin: 4px 0;
}

/* Styles pour le dashboard moderne */
.dashboard-body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    font-family: 'Inter', sans-serif;
    padding: 20px;
}

.dashboard-container {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 60px;
}

.dashboard-header-modern {
    background: white;
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.dashboard-grid-modern {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.info-card-modern,
.sessions-card-modern,
.grade-card-modern,
.certificate-card-modern {
    background: white;
    border-radius: 20px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.info-card-modern:hover,
.sessions-card-modern:hover,
.grade-card-modern:hover,
.certificate-card-modern:hover {
    transform: translateY(-5px);
}

.card-header-modern {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--gray-100);
}

.card-header-modern i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.card-header-modern h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    padding: 10px;
    background: var(--gray-50);
    border-radius: 10px;
}

.info-item i {
    color: var(--primary-color);
    width: 20px;
}

.info-item label {
    font-weight: 500;
    color: var(--gray-600);
    margin-right: 8px;
}

.session-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: var(--gray-50);
    border-radius: 10px;
    margin-bottom: 10px;
}

.session-info h4 {
    margin: 0 0 4px 0;
    color: var(--gray-900);
    font-weight: 600;
}

.session-info p {
    margin: 0;
    color: var(--gray-600);
    font-size: 0.875rem;
}

.grade-content {
    text-align: center;
}

.grade-display {
    margin-bottom: 20px;
}

.grade-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.grade-total {
    font-size: 1.5rem;
    color: var(--gray-600);
}

.grade-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px;
    background: #dcfce7;
    border-radius: 10px;
    color: var(--secondary-color);
    font-weight: 600;
}

.certificate-status {
    text-align: center;
}

.status-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
    padding: 12px;
    background: #dcfce7;
    border-radius: 10px;
    color: var(--secondary-color);
    font-weight: 600;
}

.requirements-list {
    margin-bottom: 20px;
}

.requirement-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    color: var(--secondary-color);
    font-size: 0.875rem;
}

.certificate-info {
    background: var(--gray-50);
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.btn-certificate {
    background: var(--secondary-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 0 auto 10px;
    transition: all 0.3s ease;
}

.btn-certificate:hover {
    background: #059669;
    transform: translateY(-1px);
}

.certificate-note {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .dashboard-grid-modern {
        grid-template-columns: 1fr;
    }
    
    .login-card-modern {
        padding: 30px 20px;
    }
    
    .main-title {
        font-size: 1.5rem;
    }
    
    .sub-title {
        font-size: 1.1rem;
    }
}