:root {
    --color-primary: #FF6600;
    --color-secondary: #000000;
    --color-background: #1a1a1a;
    --color-surface: #2d2d2d;
    --color-text: #ffffff;
    --color-text-secondary: #cccccc;
    --color-text-tertiary: #ff8c00;
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    --color-info: #17a2b8;
    --header-height: 100px;
    --nav-height: 60px;
    --footer-height: 80px;
    --container-min-height: 500px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

a,
a:hover,
a:visited {
	text-decoration: none;
	color: var(--color-tertiary);
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--color-secondary) 0%, #333 100%);
    border-bottom: 3px solid var(--color-primary);
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.logo img {
    height: 60px;
    width: auto;
}

.logo h1 {
    color: var(--color-primary);
    font-size: 24px;
    font-weight: bold;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 20px;
    color: var(--color-text-secondary);
}

/* Navigation */
.nav {
    background-color: var(--color-surface);
    border-bottom: 2px solid var(--color-primary);
    margin-bottom: 30px;
}

.nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0;
}

.nav li {
    position: relative;
}

.nav a {
    display: block;
    padding: 15px 20px;
    color: var(--color-text);
    text-decoration: none;
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
}

.nav a:hover,
.nav a.active {
    background-color: rgba(255, 102, 0, 0.1);
    border-bottom-color: var(--color-primary);
}

/* Boutons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--color-primary);
    color: var(--color-text);
    text-decoration: none;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 14px;
    font-weight: 500;
}

.btn:hover {
    background-color: #ff7722;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(255, 102, 0, 0.3);
}

.btn-secondary {
    background-color: var(--color-surface);
    border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
    background-color: rgba(255, 102, 0, 0.1);
}

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

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

.btn-small {
    padding: 5px 10px;
    font-size: 12px;
}

/* Cards */
.card {
    background-color: var(--color-surface);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
    border-left: 4px solid var(--color-primary);
}

.card-header {
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.card-header h2 {
    color: var(--color-primary);
    font-size: 20px;
}

.card-body {
    padding: 10px 0;
}

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

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

.form-control {
    width: 100%;
    padding: 10px;
    background-color: var(--color-background);
    border: 1px solid #444;
    border-radius: 5px;
    color: var(--color-text);
    font-size: 14px;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 5px rgba(255, 102, 0, 0.3);
}

select.form-control {
    cursor: pointer;
}

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

.form-row {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.form-col {
    flex: 1;
    min-width: 200px;
}

/* Tables */
.table-container {
    overflow-x: auto;
    background-color: var(--color-surface);
    border-radius: 8px;
    padding: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table thead {
    background-color: var(--color-background);
}

table th {
    padding: 12px;
    text-align: left;
    color: var(--color-primary);
    font-weight: 600;
    border-bottom: 2px solid var(--color-primary);
}

table td {
    padding: 12px;
    border-bottom: 1px solid #444;
}

table tbody tr:hover {
    background-color: rgba(255, 102, 0, 0.05);
}

/* Alertes */
.alert {
    padding: 15px 20px;
    border-radius: 5px;
    margin-bottom: 20px;
    border-left: 4px solid;
}

.alert-success {
    background-color: rgba(40, 167, 69, 0.1);
    border-color: var(--color-success);
    color: #6fd88f;
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    border-color: var(--color-danger);
    color: #ff6b7a;
}

.alert-warning {
    background-color: rgba(255, 193, 7, 0.1);
    border-color: var(--color-warning);
    color: #ffd54f;
}

.alert-info {
    background-color: rgba(23, 162, 184, 0.1);
    border-color: var(--color-info);
    color: #5bc0de;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

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

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

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

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

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

/* Dashboard */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: linear-gradient(135deg, var(--color-surface) 0%, #1a1a1a 100%);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--color-primary);
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.stat-card h3 {
    color: var(--color-text-secondary);
    font-size: 14px;
    margin-bottom: 10px;
}

.stat-card .stat-number {
    font-size: 32px;
    font-weight: bold;
    color: var(--color-primary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
}

.modal-content {
    background-color: var(--color-surface);
    margin: 5% auto;
    padding: 30px;
    border: 1px solid var(--color-primary);
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 10px;
}

.close {
    color: var(--color-text-secondary);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.close:hover {
    color: var(--color-primary);
}

/* Actions */
.actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.action-link {
    padding: 5px 10px;
    border-radius: 3px;
    text-decoration: none;
    font-size: 12px;
    transition: all 0.3s;
}

.action-edit {
    background-color: var(--color-info);
    color: white;
}

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

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

/* Recherche et filtres */
.search-filter {
    background-color: var(--color-surface);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.search-filter .form-row {
    align-items: flex-end;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 5px;
    margin-top: 20px;
}

.pagination a,
.pagination span {
    padding: 8px 12px;
    background-color: var(--color-surface);
    color: var(--color-text);
    text-decoration: none;
    border-radius: 3px;
    border: 1px solid #444;
}

.pagination a:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

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

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .nav ul {
        flex-direction: column;
    }
    
    .nav li {
        width: 100%;
    }
    
    .form-row {
        flex-direction: column;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .table-container {
        font-size: 12px;
    }
}

/* Loader */
.loader {
    border: 4px solid var(--color-surface);
    border-top: 4px solid var(--color-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Checkbox et radio personnalisés */
input[type="checkbox"],
input[type="radio"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.footer-bottom {
	position: absolute;
	left: 0;
	right: 0;
    background-color: var(--color-surface);
    padding: 20px;
    text-align: center;
    border-top: 2px solid var(--color-primary);
    margin-top: auto;
}