/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Variables CSS */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --border-color: #ddd;
    --shadow: 0 2px 4px rgba(0,0,0,0.1);
    --border-radius: 6px;
}

/* Page de connexion */
.login-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-form {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.logo-section {
    text-align: center;
    margin-bottom: 30px;
}

.logo-section h1 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 24px;
    font-weight: 600;
}

.logo-section p {
    color: #666;
    font-size: 14px;
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    color: #666;
}

/* Layout principal */
.main-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    background: var(--primary-color);
    color: white;
    padding: 20px 0;
}

.sidebar-header {
    padding: 0 20px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 20px;
}

.sidebar-header h2 {
    font-size: 18px;
    font-weight: 600;
}

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

.sidebar-nav li {
    margin-bottom: 5px;
}

.sidebar-nav a {
    display: block;
    padding: 12px 20px;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: all 0.3s;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: rgba(255,255,255,0.1);
    color: white;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.header {
    background: white;
    padding: 15px 30px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-role {
    background: var(--secondary-color);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    text-transform: uppercase;
}

.content {
    flex: 1;
    padding: 30px;
}

/* Formulaires */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--dark-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Boutons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
}

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

.btn-primary:hover {
    background: #2980b9;
}

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

.btn-success:hover {
    background: #229954;
}

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

.btn-warning:hover {
    background: #e67e22;
}

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

.btn-danger:hover {
    background: #c0392b;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--dark-color);
}

.btn-outline:hover {
    background: var(--light-color);
}

.btn-full {
    width: 100%;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}

/* Alertes */
.alert {
    padding: 15px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    font-weight: 500;
}

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

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

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

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Tableaux */
.table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.table th,
.table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.table th {
    background: var(--light-color);
    font-weight: 600;
    color: var(--dark-color);
}

.table tr:hover {
    background: #f8f9fa;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
}

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

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

.badge-warning {
    background: var(--warning-color);
    color: white;
}

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

.badge-secondary {
    background: #6c757d;
    color: white;
}

/* Cards */
.card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 20px;
}

.card-header {
    background: var(--light-color);
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    color: var(--dark-color);
}

.card-body {
    padding: 20px;
}

.card-footer {
    background: #f8f9fa;
    padding: 15px 20px;
    border-top: 1px solid var(--border-color);
}

/* Utilitaires */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: #666; }
.text-primary { color: var(--secondary-color); }
.text-success { color: var(--success-color); }
.text-warning { color: var(--warning-color); }
.text-danger { color: var(--danger-color); }

.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }

.mt-10 { margin-top: 10px; }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }

.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-10 { gap: 10px; }
.gap-20 { gap: 20px; }

/* Page header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}

.page-header h1 {
    margin: 0;
    font-size: 24px;
    color: var(--dark-color);
}

.page-header .actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.view-toggle {
    display: flex;
    gap: 5px;
}

.export-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.action-buttons {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
}

.status-form {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 5px;
}

.status-select {
    padding: 4px 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 12px;
    background: white;
    cursor: pointer;
}

.status-select:hover {
    border-color: var(--primary-color);
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: #666;
}

/* Responsive */
@media (max-width: 768px) {
    .main-layout {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        padding: 10px 0;
    }
    
    .sidebar-nav {
        display: flex;
        overflow-x: auto;
    }
    
    .sidebar-nav li {
        margin-bottom: 0;
        margin-right: 5px;
    }
    
    .content {
        padding: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .table {
        font-size: 14px;
    }
    
    .table th,
    .table td {
        padding: 8px 10px;
    }
    
    /* Header responsive */
    .header {
        flex-direction: column;
        gap: 15px;
        padding: 15px 20px;
        text-align: center;
    }
    
    .header h1 {
        font-size: 20px;
        margin: 0;
    }
    
    .user-info {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }
    
    .user-info span {
        font-size: 14px;
    }
    
    .user-role {
        font-size: 11px;
        padding: 3px 6px;
    }
    
    .user-info .btn {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    /* Page header responsive */
    .page-header {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
        text-align: center;
    }
    
    .page-header h1 {
        font-size: 20px;
    }
    
    .page-header .actions {
        flex-direction: column;
        gap: 10px;
    }
    
    .view-toggle {
        justify-content: center;
    }
    
    .view-toggle .btn {
        flex: 1;
        max-width: 150px;
    }
    
    .export-actions {
        justify-content: center;
    }
    
    /* Table responsive */
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .table {
        min-width: 600px;
        font-size: 14px;
    }
    
    .table th,
    .table td {
        padding: 8px 10px;
        white-space: nowrap;
    }
    
    .action-buttons {
        flex-direction: column;
        gap: 3px;
    }
    
    .action-buttons .btn {
        font-size: 11px;
        padding: 4px 8px;
    }
    
    .status-form {
        flex-direction: column;
        gap: 3px;
    }
    
    .status-select {
        font-size: 11px;
        padding: 3px 6px;
    }
}

/* Styles pour smartphones très petits */
@media (max-width: 480px) {
    .header {
        padding: 10px 15px;
        gap: 10px;
    }
    
    .header h1 {
        font-size: 18px;
    }
    
    .user-info {
        gap: 8px;
    }
    
    .user-info span {
        font-size: 13px;
    }
    
    .user-info .btn {
        font-size: 11px;
        padding: 5px 10px;
    }
    
    .content {
        padding: 15px;
    }
    
    .sidebar-nav {
        padding: 0 10px;
    }
    
    .sidebar-nav a {
        padding: 10px 15px;
        font-size: 14px;
        white-space: nowrap;
    }
    
    /* Page header pour smartphones */
    .page-header {
        gap: 10px;
        margin-bottom: 20px;
    }
    
    .page-header h1 {
        font-size: 18px;
    }
    
    .page-header .actions {
        gap: 8px;
    }
    
    .view-toggle .btn {
        max-width: 120px;
        font-size: 12px;
        padding: 8px 12px;
    }
    
    .page-header .btn {
        font-size: 12px;
        padding: 8px 12px;
    }
    
    /* Table pour smartphones */
    .table {
        min-width: 500px;
        font-size: 13px;
    }
    
    .table th,
    .table td {
        padding: 6px 8px;
    }
    
    .action-buttons .btn {
        font-size: 10px;
        padding: 3px 6px;
    }
    
    .status-select {
        font-size: 10px;
        padding: 2px 4px;
    }
}