/* ========================================
   MODE SOMBRE - SIRH IPS-CO
   ======================================== */

:root {
    /* Couleurs du mode clair */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --border-color: #dee2e6;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
    
    /* Couleurs d'accent (ne changent pas) */
    --primary: #667eea;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
}

/* Mode Sombre */
[data-theme="dark"] {
    --bg-primary: #1a1d23;
    --bg-secondary: #22262e;
    --bg-tertiary: #2a2f38;
    --text-primary: #e9ecef;
    --text-secondary: #adb5bd;
    --text-muted: #6c757d;
    --border-color: #3a3f4a;
    --shadow: rgba(0, 0, 0, 0.3);
    --shadow-lg: rgba(0, 0, 0, 0.5);
}

/* Application des variables */
body {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Cartes */
.card,
.stat-card,
.chart-card,
.recent-activity,
.quick-action {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.card-header,
.card-footer {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
}

/* Tables */
.table {
    color: var(--text-primary);
}

.table-light,
.table thead th {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.table-hover tbody tr:hover {
    background-color: var(--bg-tertiary);
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--bg-secondary);
}

/* Formulaires */
.form-control,
.form-select {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--primary);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* Inputs */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
textarea,
select {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

/* Modals */
.modal-content {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.modal-header,
.modal-footer {
    border-color: var(--border-color);
}

/* Dropdowns */
.dropdown-menu {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

.dropdown-item {
    color: var(--text-primary);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.dropdown-divider {
    border-color: var(--border-color);
}

/* Navigation */
.navbar {
    background-color: var(--bg-primary) !important;
    border-bottom: 1px solid var(--border-color);
}

.navbar-light .navbar-nav .nav-link {
    color: var(--text-primary);
}

.navbar-light .navbar-nav .nav-link:hover {
    color: var(--primary);
}

/* Sidebar */
.sidebar {
    background-color: var(--bg-primary);
    border-right: 1px solid var(--border-color);
}

.sidebar .nav-link {
    color: var(--text-secondary);
}

.sidebar .nav-link:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.sidebar .nav-link.active {
    background-color: var(--bg-tertiary);
    color: var(--primary);
}

.sidebar-heading {
    color: var(--text-muted);
}

/* Breadcrumb */
.breadcrumb {
    background-color: var(--bg-secondary);
}

.breadcrumb-item a {
    color: var(--text-secondary);
}

.breadcrumb-item.active {
    color: var(--text-primary);
}

/* Badges */
.badge {
    color: #fff;
}

/* Alertes */
.alert {
    border-color: var(--border-color);
}

/* List groups */
.list-group-item {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.list-group-item-action:hover {
    background-color: var(--bg-secondary);
}

/* Pagination */
.page-link {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.page-link:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

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

/* Shadows */
.shadow-sm {
    box-shadow: 0 .125rem .25rem var(--shadow) !important;
}

.shadow {
    box-shadow: 0 .5rem 1rem var(--shadow) !important;
}

.shadow-lg {
    box-shadow: 0 1rem 3rem var(--shadow-lg) !important;
}

/* Text colors */
.text-muted {
    color: var(--text-muted) !important;
}

.text-secondary {
    color: var(--text-secondary) !important;
}

/* Borders */
.border {
    border-color: var(--border-color) !important;
}

.border-top,
.border-bottom,
.border-start,
.border-end {
    border-color: var(--border-color) !important;
}

/* Backgrounds */
.bg-light {
    background-color: var(--bg-secondary) !important;
}

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

/* Collapse items (sidebar) */
.collapse-inner {
    background-color: var(--bg-secondary);
}

.collapse-item {
    color: var(--text-primary);
}

.collapse-item:hover {
    background-color: var(--bg-tertiary);
}

/* Dashboard header - garde le gradient */
/* Pas de modification nécessaire pour le header */

/* Stat cards - ajustements pour le mode sombre */
[data-theme="dark"] .stat-card {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .stat-icon {
    opacity: 0.9;
}

/* Charts - ajustements pour Chart.js */
[data-theme="dark"] canvas {
    filter: brightness(0.9);
}

/* Buttons - les couleurs primaires restent inchangées */
/* Pas de modification nécessaire pour les boutons colorés */

.btn-outline-secondary {
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline-secondary:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

/* Tooltips */
.tooltip-inner {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Popovers */
.popover {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

.popover-header {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
}

.popover-body {
    color: var(--text-primary);
}

/* Scrollbar personnalisée (Chrome/Edge) */
[data-theme="dark"] ::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: var(--border-color);
}

/* Transitions douces */
* {
    transition-property: background-color, color, border-color;
    transition-duration: 0.3s;
    transition-timing-function: ease;
}

/* ========================================
   ANALYTICS AVANCÉES - MODE SOMBRE
   ======================================== */

/* KPI Cards — analytics uniquement (ne pas écraser Paie, Permis, Fuel, etc.) */
[data-theme="dark"] .analytics-card.kpi-card,
[data-theme="dark"] .kpi-card.kpi-card--analytics {
    background: linear-gradient(135deg, #4c63d2 0%, #5a4fcf 100%);
    box-shadow: 0 4px 15px rgba(76, 99, 210, 0.3);
    color: white;
}

[data-theme="dark"] .analytics-card.kpi-card:hover,
[data-theme="dark"] .kpi-card.kpi-card--analytics:hover {
    box-shadow: 0 8px 25px rgba(76, 99, 210, 0.4);
}

[data-theme="dark"] .kpi-card.bg-white,
[data-theme="dark"] .kpi-card.kpi-card--light {
    background: var(--bg-primary) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
    box-shadow: var(--shadow-md);
}

/* Analytics Cards */
[data-theme="dark"] .analytics-card {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .analytics-card .card-header {
    background: linear-gradient(90deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-bottom-color: var(--border-color);
}

/* Alert Cards */
[data-theme="dark"] .alert-card {
    background: linear-gradient(90deg, rgba(220, 53, 69, 0.1) 0%, var(--bg-primary) 100%);
    border-left-color: #dc3545;
}

[data-theme="dark"] .alert-card.alert-warning {
    background: linear-gradient(90deg, rgba(255, 193, 7, 0.1) 0%, var(--bg-primary) 100%);
}

[data-theme="dark"] .alert-card.alert-info {
    background: linear-gradient(90deg, rgba(23, 162, 184, 0.1) 0%, var(--bg-primary) 100%);
}

/* Analytics Table */
[data-theme="dark"] .analytics-table {
    background-color: var(--bg-primary);
}

[data-theme="dark"] .analytics-table th {
    background: linear-gradient(90deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    color: var(--text-primary);
}

[data-theme="dark"] .analytics-table tbody tr:hover {
    background-color: var(--bg-secondary);
}

/* Chart Containers */
[data-theme="dark"] .chart-container {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

/* Chart.js Dark Mode Adjustments */
[data-theme="dark"] canvas {
    filter: brightness(1.1) contrast(0.9);
}

/* Loading Spinner */
[data-theme="dark"] .loading-spinner {
    border-color: var(--bg-tertiary);
    border-top-color: var(--primary);
}

/* Stat Items */
[data-theme="dark"] .stat-item {
    color: var(--text-primary);
}

[data-theme="dark"] .stat-label {
    color: var(--text-secondary);
}

/* ========================================
   BOUTON TOGGLE DARK MODE
   ======================================== */

.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1050;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 50px;
    padding: 8px 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px var(--shadow);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-primary);
}

.theme-toggle:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--shadow-lg);
}

.theme-toggle-icon {
    font-size: 16px;
    transition: transform 0.3s ease;
}

[data-theme="dark"] .theme-toggle-icon.sun {
    transform: rotate(180deg);
}

[data-theme="light"] .theme-toggle-icon.moon {
    transform: rotate(-180deg);
}

/* Animation du toggle */
.theme-toggle.switching {
    animation: themeSwitch 0.6s ease;
}

@keyframes themeSwitch {
    0% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(180deg); }
    100% { transform: scale(1) rotate(360deg); }
}

/* ========================================
   RESPONSIVE DARK MODE
   ======================================== */

@media (max-width: 768px) {
    .theme-toggle {
        top: 10px;
        right: 10px;
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .theme-toggle-text {
        display: none;
    }
}

/* ========================================
   PRÉFÉRENCES SYSTÈME
   ======================================== */

/* Respecter les préférences système par défaut */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme]) {
        --bg-primary: #1a1d23;
        --bg-secondary: #22262e;
        --bg-tertiary: #2a2f38;
        --text-primary: #e9ecef;
        --text-secondary: #adb5bd;
        --text-muted: #6c757d;
        --border-color: #3a3f4a;
        --shadow: rgba(0, 0, 0, 0.3);
        --shadow-lg: rgba(0, 0, 0, 0.5);
    }
}

/* ========================================
   SURFACES CLAIRES — COMPATIBILITÉ MODE SOMBRE
   Pages à cartes blanches volontaires : adapter les neutres,
   sans écraser badges, KPI colorés, statuts ni graphiques.
   ======================================== */

.light-surface-page {
    --surface-page: var(--bg-secondary);
    --surface-card: #ffffff;
    --surface-card-soft: #f8fafc;
    --surface-input: #ffffff;
    --surface-border: #e2e8f0;
    --surface-border-soft: #e8ecf3;
    --surface-text: #0f172a;
    --surface-text-secondary: #475569;
    --surface-text-muted: #64748b;
    --surface-placeholder: #94a3b8;
    color: var(--surface-text);
}

[data-theme="dark"] .light-surface-page {
    --surface-page: #161b22;
    --surface-card: #1f2630;
    --surface-card-soft: #242b35;
    --surface-input: #242b35;
    --surface-border: #343d48;
    --surface-border-soft: #3a4450;
    --surface-text: #e9ecef;
    --surface-text-secondary: #adb5bd;
    --surface-text-muted: #8b949e;
    --surface-placeholder: #6c757d;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .light-surface-page {
        --surface-page: #161b22;
        --surface-card: #1f2630;
        --surface-card-soft: #242b35;
        --surface-input: #242b35;
        --surface-border: #343d48;
        --surface-border-soft: #3a4450;
        --surface-text: #e9ecef;
        --surface-text-secondary: #adb5bd;
        --surface-text-muted: #8b949e;
        --surface-placeholder: #6c757d;
    }
}

/* ========================================
   PRINT MODE - TOUJOURS CLAIR
   ======================================== */

@media print {
    [data-theme="dark"] {
        --bg-primary: #ffffff !important;
        --bg-secondary: #f8f9fa !important;
        --bg-tertiary: #e9ecef !important;
        --text-primary: #212529 !important;
        --text-secondary: #6c757d !important;
        --text-muted: #adb5bd !important;
        --border-color: #dee2e6 !important;
        --shadow: rgba(0, 0, 0, 0.1) !important;
        --shadow-lg: rgba(0, 0, 0, 0.15) !important;
    }
    
    .theme-toggle {
        display: none !important;
    }
    
    [data-theme="dark"] .analytics-card.kpi-card,
    [data-theme="dark"] .kpi-card.kpi-card--analytics {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
        color: white !important;
    }
}

/* Exceptions - pas de transition */
.btn,
.badge,
.alert,
[class*="bg-primary"],
[class*="bg-success"],
[class*="bg-warning"],
[class*="bg-danger"],
[class*="bg-info"] {
    transition: none;
}