:root {
    --primary: #0f172a;
    --primary-light: #1e293b;
    --secondary: #334155;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #06b6d4;
    --text: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border: rgba(148, 163, 184, 0.1);
    --bg-card: rgba(30, 41, 59, 0.6);
    --sidebar-width: 260px;
    --bs-body-bg: #06171c;
	--bs-secondary-color : #94a3b8
}

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

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: var(--text);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;  /* ← CHANGEMENT ICI : de 0 à -1 */
}

/* Header */
.header {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 20px;
    color: var(--text);
    text-decoration: none;
}

.header-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent) 0%, #60a5fa 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Mono', monospace;
    font-size: 16px;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.header-user {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-info {
    text-align: right;
}

.user-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--text);
}

.user-role {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-logout {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.25);
    color: #ef4444;
    transform: translateY(-1px);
}

/* Sidebar */
.sidebar {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--border);
    min-height: calc(100vh - 72px);
    padding: 24px 0;
    position: sticky;
    top: 72px;
}

.nav-item {
    margin: 4px 12px;
}

.nav-link {
    color: var(--text-secondary);
    padding: 12px 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    font-size: 15px;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 18px;
}

.nav-link:hover {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent);
    transform: translateX(4px);
}

.nav-link.active {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(37, 99, 235, 0.2) 100%);
    color: var(--accent);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 24px;
    background: var(--accent);
    border-radius: 0 3px 3px 0;
}

/* Main Content */
.main-content {
    padding: 32px;
    position: relative;
    z-index: 1;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.page-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
    letter-spacing: -0.5px;
}

.page-subtitle {
    font-size: 15px;
    color: var(--text-muted);
    font-weight: 500;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #2563eb 100%);
    border: none;
    color: white;
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: rgba(148, 163, 184, 0.1);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: rgba(148, 163, 184, 0.2);
    color: var(--text);
}

.btn-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
}

.btn-link:hover {
    color: var(--accent-hover);
}

/* Stats Cards */
.stats-grid {
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s ease;
    margin-bottom: 24px;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    flex-shrink: 0;
}

.bg-gradient-blue {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.bg-gradient-green {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.bg-gradient-purple {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}

.bg-gradient-orange {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

/* Data Cards */
.data-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 24px;
    overflow: hidden;
}

.card-header {
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
}

.card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    display: flex;
    align-items: center;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.data-table thead th {
    background: rgba(15, 23, 42, 0.8);
    color: #cbd5e1;
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 16px 20px;
    border: none;
    text-align: left;
}

.data-table tbody td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    color: #e2e8f0;
    font-size: 14px;
}

.data-table tbody tr {
    transition: all 0.3s ease;
}

.data-table tbody tr:hover {
    background: rgba(59, 130, 246, 0.1);
}

/* Form controls - Better contrast */
.form-label {
    color: #e2e8f0;
    font-weight: 600;
    margin-bottom: 8px;
    display: block;
}

.form-control, .form-select {
    background: rgba(15, 23, 42, 0.7);
    border: 1.5px solid rgba(148, 163, 184, 0.3);
    border-radius: 8px;
    padding: 10px 14px;
    color: #f1f5f9;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    background: rgba(15, 23, 42, 0.9);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
    color: #f8fafc;
    outline: none;
}

.form-control::placeholder {
    color: #94a3b8;
}

/* Badges */
.status-badge {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    display: inline-block;
}

.status-success {
    background: rgba(16, 185, 129, 0.15);
    color: #6ee7b7;
}

.status-warning {
    background: rgba(245, 158, 11, 0.15);
    color: #fcd34d;
}

.status-error {
    background: rgba(239, 68, 68, 0.15);
    color: #fca5a5;
}

.status-info {
    background: rgba(6, 182, 212, 0.15);
    color: #67e8f9;
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: #6ee7b7;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
}

.badge-error {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
}

/* Activity List */
.activity-list {
    padding: 16px 24px;
}

.activity-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.activity-icon.level-success {
    background: rgba(16, 185, 129, 0.15);
    color: #6ee7b7;
}

.activity-icon.level-error {
    background: rgba(239, 68, 68, 0.15);
    color: #fca5a5;
}

.activity-icon.level-warning {
    background: rgba(245, 158, 11, 0.15);
    color: #fcd34d;
}

.activity-icon.level-info {
    background: rgba(6, 182, 212, 0.15);
    color: #67e8f9;
}

.activity-content {
    flex: 1;
}

.activity-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
}

.activity-meta {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--text-muted);
}

.activity-time::before {
    content: '•';
    margin-right: 8px;
}

/* Upload Zone */
.upload-zone {
    border: 2px dashed var(--border);
    border-radius: 16px;
    padding: 48px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    background: rgba(15, 23, 42, 0.3);
}

.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.05);
}

.upload-icon {
    font-size: 48px;
    color: var(--accent);
    margin-bottom: 16px;
}

.upload-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.upload-subtitle {
    font-size: 14px;
    color: var(--text-muted);
}

/* Alerts */
.alert {
    padding: 16px 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    border: none;
    font-size: 14px;
    font-weight: 500;
}

.alert-success {
    background: rgba(16, 185, 129, 0.2);
    color: #a7f3d0;
    border-left: 4px solid #10b981;
}

.alert-error {
    background: rgba(239, 68, 68, 0.2);
    color: #fecaca;
    border-left: 4px solid #ef4444;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.2);
    color: #fde68a;
    border-left: 4px solid #f59e0b;
}

.alert-info {
    background: rgba(6, 182, 212, 0.2);
    color: #a5f3fc;
    border-left: 4px solid #06b6d4;
}

/* Modals */
.modal-backdrop {
    background-color: rgba(0, 0, 0, 0.85) !important;
    z-index: -1 !important;
	position: fixed !important;
    top: 0 !important;
    left: 0 !important;
   /* display:none !important;*/
}

.modal {
    z-index: 9999 !important;
	overflow-y: auto !important;
}

.modal-dialog {
    z-index: 10000 !important;
    position: relative;
	margin: 1.75rem auto;
}



.modal-content {
    background: #1e293b !important;
    border: 2px solid rgba(148, 163, 184, 0.4) !important;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.7) !important;
    position: relative;
    z-index: 10001 !important;
}

.modal-header {
    border-bottom: 1px solid rgba(148, 163, 184, 0.3) !important;
    background: rgba(15, 23, 42, 0.6) !important;
    position: relative;
    z-index: 10002 !important;
}

.modal-title {
    color: #f1f5f9 !important;
    font-weight: 600;
}

.modal-body {
    color: #e2e8f0 !important;
    background: #1e293b !important;
}

/* Centrer verticalement la modale */
.modal.show .modal-dialog {
    transform: translate(0, 0) !important;
}

/* Alternative : toujours centrer même après scroll */
.modal-dialog-centered {
    display: flex !important;
    align-items: center !important;
    min-height: calc(100% - 3.5rem) !important;
}

.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
    opacity: 0.9;
    z-index: 10003 !important;
    position: relative;
}

.btn-close:hover {
    opacity: 1;
}

/* Responsive */
@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .header-user {
        flex-direction: column;
        align-items: flex-end;
    }
}



.version-badge {
            text-align: center;
            margin-top: 24px;
            font-size: 12px;
            color: var(--text-muted);
            font-family: 'Space Mono', monospace;
}