/* ============================================================
   GESTION TENANT - STYLES PRINCIPAUX
   ============================================================ */

/* ─── CSS Variables ──────────────────────────────────────────── */
:root {
    --primary:        #2563eb;
    --primary-dark:   #1d4ed8;
    --primary-light:  #dbeafe;
    --secondary:      #64748b;
    --success:        #22c55e;
    --warning:        #f59e0b;
    --danger:         #ef4444;
    --info:           #06b6d4;
    --dark:           #1e293b;
    --light:          #f8fafc;
    --body-bg:        #f1f5f9;
    --sidebar-width:  260px;
    --sidebar-bg:     linear-gradient(180deg, #1e3a5f 0%, #1a2e4a 100%);
    --navbar-height:  60px;
    --border-color:   #e2e8f0;
    --card-shadow:    0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --card-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --transition:     all 0.25s ease;
    --radius:         0.5rem;
    --radius-lg:      0.75rem;
}

/* ─── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--body-bg);
    color: var(--dark);
    margin: 0;
    padding: 0;
    font-size: 0.9rem;
    line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

/* ─── Layout ─────────────────────────────────────────────────── */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.content-wrapper {
    padding: 1.5rem;
    padding-top: calc(var(--navbar-height) + 1.5rem);
    flex: 1;
}

.content-area {
    padding-top: calc(var(--navbar-height) + 0.5rem) !important;
    flex: 1;
}

/* ─── Sidebar ────────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-header {
    padding: 1.25rem 1rem;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    flex-shrink: 0;
}

.sidebar-header .sidebar-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0.25rem 0 0;
    letter-spacing: 0.3px;
}

.sidebar-header .version {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.4);
    margin-top: 0.25rem;
}

.sidebar-nav {
    list-style: none;
    padding: 0.75rem 0;
    margin: 0;
    flex: 1;
}

.sidebar-nav .nav-item { margin: 1px 0; }

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 1.25rem;
    color: rgba(255,255,255,0.75);
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    border-left: 3px solid transparent;
    text-decoration: none;
}

.sidebar-nav .nav-link:hover {
    background: rgba(255,255,255,0.08);
    color: #fff;
    border-left-color: rgba(255,255,255,0.3);
}

.sidebar-nav .nav-link.active {
    background: rgba(255,255,255,0.12);
    color: #fff;
    border-left-color: #60a5fa;
    font-weight: 600;
}

.sidebar-nav .nav-link i {
    width: 20px;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.85;
}

.sidebar-nav .nav-link.active i { opacity: 1; }

.sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    flex-shrink: 0;
}

/* ─── Navbar ─────────────────────────────────────────────────── */
.navbar-fixed-top {
    position: fixed;
    top: 0;
    left: var(--sidebar-width);
    right: 0;
    height: var(--navbar-height);
    z-index: 1030;
    background: #fff !important;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
    display: flex;
    align-items: center;
}

.navbar .brand-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: var(--primary-light);
}

.navbar .brand-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
}

/* ─── Avatar ─────────────────────────────────────────────────── */
.avatar-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.avatar-circle-sm {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.7rem;
    flex-shrink: 0;
}

/* ─── Cards ──────────────────────────────────────────────────── */
.card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--card-shadow-lg);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    font-weight: 600;
}

.card-body { padding: 1.25rem; }

/* KPI Cards */
.kpi-card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    overflow: hidden;
    position: relative;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.kpi-card.kpi-primary::before   { background: var(--primary); }
.kpi-card.kpi-success::before   { background: var(--success); }
.kpi-card.kpi-warning::before   { background: var(--warning); }
.kpi-card.kpi-danger::before    { background: var(--danger); }
.kpi-card.kpi-info::before      { background: var(--info); }
.kpi-card.kpi-secondary::before { background: var(--secondary); }

.kpi-card .kpi-body {
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.kpi-card .kpi-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.kpi-card.kpi-primary .kpi-icon   { background: #dbeafe; color: #2563eb; }
.kpi-card.kpi-success .kpi-icon   { background: #dcfce7; color: #16a34a; }
.kpi-card.kpi-warning .kpi-icon   { background: #fef3c7; color: #d97706; }
.kpi-card.kpi-danger .kpi-icon    { background: #fee2e2; color: #dc2626; }
.kpi-card.kpi-info .kpi-icon      { background: #cffafe; color: #0891b2; }
.kpi-card.kpi-secondary .kpi-icon { background: #f1f5f9; color: #475569; }

.kpi-card .kpi-value {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

.kpi-card .kpi-label {
    font-size: 0.78rem;
    color: var(--secondary);
    font-weight: 500;
    margin-top: 0.15rem;
}

/* ─── Tables ─────────────────────────────────────────────────── */
.table-responsive { border-radius: var(--radius); overflow: hidden; }

.table {
    margin-bottom: 0;
    font-size: 0.85rem;
}

.table thead th {
    background: #f8fafc;
    border-bottom: 2px solid var(--border-color);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--secondary);
    padding: 0.75rem 1rem;
    white-space: nowrap;
}

.table tbody td {
    padding: 0.7rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid #f1f5f9;
}

.table tbody tr:hover {
    background: #f8fafc;
}

.table .btn-sm {
    padding: 0.2rem 0.5rem;
    font-size: 0.78rem;
}

/* ─── Badges ─────────────────────────────────────────────────── */
.badge {
    font-weight: 500;
    font-size: 0.75rem;
    padding: 0.35em 0.65em;
    border-radius: 6px;
}

/* ─── Buttons ────────────────────────────────────────────────── */
.btn {
    font-weight: 500;
    border-radius: var(--radius);
    font-size: 0.85rem;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}

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

.btn-outline-primary:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

/* ─── Forms ──────────────────────────────────────────────────── */
.form-control, .form-select {
    border-radius: var(--radius);
    border-color: var(--border-color);
    font-size: 0.85rem;
    padding: 0.5rem 0.75rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-label {
    font-weight: 500;
    font-size: 0.82rem;
    color: #475569;
    margin-bottom: 0.3rem;
}

/* ─── Modals ─────────────────────────────────────────────────── */
.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
}

.modal-body { padding: 1.5rem; }

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
}

.modal-title { font-weight: 600; font-size: 1.1rem; }

/* ─── Page Header ────────────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--dark);
    margin: 0;
}

.page-header .page-subtitle {
    font-size: 0.85rem;
    color: var(--secondary);
    margin: 0;
}

/* ─── Sidebar Overlay (Mobile) ───────────────────────────────── */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1035;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

/* ─── Empty State ────────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--secondary);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.4;
}

.empty-state h5 { color: var(--secondary); margin-bottom: 0.5rem; }
.empty-state p  { font-size: 0.85rem; }

/* ─── Offcanvas Forms ────────────────────────────────────────── */
.offcanvas-end {
    width: 540px !important;
    background-color: #fff;
    border-left: 1px solid var(--border-color);
    box-shadow: -5px 0 25px rgba(0,0,0,0.1);
}

.offcanvas-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    padding: 1rem 1.25rem;
}

.offcanvas-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

/* ─── Responsive ─────────────────────────────────────────────── */
html,
body {
    max-width: 100%;
    overflow-x: hidden;
}

.main-content,
.content-area,
.content-area > .row,
.content-area > .row > [class*="col-"] {
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
}

.main-content {
    width: calc(100% - var(--sidebar-width));
}

.content-area {
    width: 100%;
    overflow-x: hidden;
}

.content-area .card,
.content-area .card-body,
.content-area .tab-content,
.content-area input,
.content-area select,
.content-area textarea,
.content-area .form-control,
.content-area .form-select {
    max-width: 100%;
    min-width: 0;
}

/* Les tableaux sont les seuls éléments autorisés à défiler horizontalement. */
.content-area .table-responsive,
.content-area .dataTables_wrapper {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.content-area .table-responsive > table,
.content-area .dataTables_wrapper > table {
    min-width: 680px;
}

.content-area .offcanvas {
    max-width: 100vw;
}

@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.sidebar-open {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
    .navbar-fixed-top {
        left: 0;
    }
    .mobile-menu-btn {
        display: inline-flex !important;
    }
    .main-content {
        width: 100%;
    }
    .content-area {
        padding: calc(var(--navbar-height) + .75rem) .75rem .75rem !important;
    }
}

@media (min-width: 992px) {
    .mobile-menu-btn { display: none !important; }
}

@media (max-width: 575.98px) {
    .content-wrapper { padding: 1rem; padding-top: calc(var(--navbar-height) + 1rem); }
    .page-header h1 { font-size: 1.15rem; }
    .kpi-card .kpi-value { font-size: 1.2rem; }
    .content-area { padding-left: .5rem !important; padding-right: .5rem !important; }
    .offcanvas-end { width: 100vw !important; max-width: 100vw !important; }
}

/* ─── Print ──────────────────────────────────────────────────── */
@media print {
    .sidebar, .navbar-fixed-top, .sidebar-overlay, .btn, .no-print { display: none !important; }
    .main-content { margin: 0 !important; }
    .content-wrapper { padding: 0 !important; }
    body { background: #fff; }
}

/* ─── Scrollbar ──────────────────────────────────────────────── */
.sidebar::-webkit-scrollbar { width: 5px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.2); border-radius: 10px; }
.sidebar::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.3); }

/* ─── Login Page ─────────────────────────────────────────────── */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
    padding: 1.5rem;
}

.login-card {
    background: #fff;
    border-radius: 1rem;
    box-shadow: 0 25px 60px rgba(0,0,0,0.3);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
}

.login-header {
    background: linear-gradient(135deg, #1e3a5f, #2563eb);
    color: #fff;
    padding: 2rem;
    text-align: center;
}

.login-header i {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.login-header h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0.5rem 0 0.25rem;
}

.login-header p {
    font-size: 0.85rem;
    opacity: 0.85;
    margin: 0;
}

.login-body { padding: 2rem; }

.login-body .form-control {
    padding: 0.65rem 0.85rem;
    font-size: 0.9rem;
}

.login-body .btn-primary {
    padding: 0.65rem;
    font-size: 0.95rem;
    font-weight: 600;
}

/* ─── Demo Accounts (login page) ─────────────────────────────── */
.demo-accounts {
    padding: 12px 15px;
    background: #f8f9fa;
    border-radius: 10px;
    border-left: 4px solid var(--primary);
}

.demo-accounts h6 {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.85rem;
}

.demo-account {
    padding: 7px 10px;
    margin-bottom: 4px;
    font-size: 0.82rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.demo-account:hover {
    background: #e8ecff;
    border-color: var(--primary);
    transform: translateX(4px);
}

.demo-account.active {
    background: #dbeafe;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.15);
}

.demo-account strong {
    color: #333;
}