/* ============================================================
   Admin Backoffice Styles
   ============================================================ */

/* === Admin Layout === */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: var(--admin-sidebar-width); background: var(--admin-sidebar-bg); color: var(--admin-sidebar-text);
  position: fixed; top: 0; left: 0; bottom: 0; z-index: var(--z-fixed);
  display: flex; flex-direction: column; transition: width var(--transition-slow);
  overflow-y: auto; overflow-x: hidden;
}
.admin-sidebar-header {
  padding: var(--space-6); display: flex; align-items: center; gap: var(--space-3);
  border-bottom: 1px solid rgba(255,255,255,0.08); flex-shrink: 0;
}
.admin-sidebar-logo { font-family: var(--font-display); font-size: 22px; color: white; text-transform: uppercase; letter-spacing: 0.03em; white-space: nowrap; }
.admin-sidebar-logo .logo-accent { color: var(--color-cta); }

.admin-sidebar-nav { flex: 1; padding: var(--space-4) 0; }
.admin-nav-section { margin-bottom: var(--space-2); }
.admin-nav-label {
  padding: var(--space-2) var(--space-6); font-size: 10px; font-weight: var(--font-bold);
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--admin-sidebar-text-muted); white-space: nowrap;
}
.admin-nav-item {
  display: flex; align-items: center; gap: var(--space-3); padding: 10px var(--space-6);
  font-size: var(--text-sm); color: var(--admin-sidebar-text); cursor: pointer;
  transition: all var(--transition-fast); border-left: 3px solid transparent; white-space: nowrap;
}
.admin-nav-item:hover { background: var(--admin-sidebar-hover); color: white; }
.admin-nav-item.active { background: var(--admin-sidebar-hover); color: white; border-left-color: var(--color-cta); }
.admin-nav-item svg { width: 18px; height: 18px; flex-shrink: 0; opacity: 0.7; }
.admin-nav-item.active svg { opacity: 1; }
.admin-nav-badge { margin-left: auto; background: var(--color-cta); color: white; font-size: 10px; font-weight: var(--font-bold); padding: 2px 6px; border-radius: var(--radius-full); }

.admin-sidebar-footer { padding: var(--space-4) var(--space-6); border-top: 1px solid rgba(255,255,255,0.08); flex-shrink: 0; }
.admin-sidebar-user { display: flex; align-items: center; gap: var(--space-3); }
.admin-sidebar-avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--color-cta); display: flex; align-items: center; justify-content: center; font-size: var(--text-xs); font-weight: var(--font-bold); color: white; flex-shrink: 0; }
.admin-sidebar-username { font-size: var(--text-sm); font-weight: var(--font-medium); white-space: nowrap; }
.admin-sidebar-role { font-size: var(--text-xs); color: var(--admin-sidebar-text-muted); white-space: nowrap; }

/* === Admin Main Content === */
.admin-main { flex: 1; margin-left: var(--admin-sidebar-width); background: var(--color-bg); min-height: 100vh; transition: margin-left var(--transition-slow); }
.admin-header {
  background: white; border-bottom: 1px solid var(--color-border-light); padding: 0 var(--space-8);
  height: 64px; display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: var(--z-sticky);
}
.admin-header-left { display: flex; align-items: center; gap: var(--space-4); }
.admin-header-title { font-family: var(--font-heading); font-size: var(--text-lg); font-weight: var(--font-semibold); }
.admin-header-right { display: flex; align-items: center; gap: var(--space-3); }
.admin-notification { position: relative; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: var(--radius-md); cursor: pointer; transition: background var(--transition-fast); color: var(--color-text-muted); }
.admin-notification:hover { background: var(--color-bg-alt); }
.admin-notification .notif-dot { position: absolute; top: 6px; right: 6px; width: 8px; height: 8px; background: var(--color-error); border-radius: 50%; border: 2px solid white; }
.admin-toggle-sidebar { display: none; width: 36px; height: 36px; align-items: center; justify-content: center; border-radius: var(--radius-md); cursor: pointer; color: var(--color-text-muted); }
.admin-toggle-sidebar:hover { background: var(--color-bg-alt); }

.admin-page { padding: var(--space-8); }
.admin-page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-6); flex-wrap: wrap; gap: var(--space-3); }
.admin-page-header h2 { font-family: var(--font-heading); font-size: var(--text-2xl); font-weight: var(--font-bold); text-transform: none; }

/* === Dashboard KPIs === */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); margin-bottom: var(--space-6); }
@media (max-width: 1200px) { .kpi-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .kpi-grid { grid-template-columns: 1fr; } }

/* === Dashboard Charts === */
.dashboard-grid { display: grid; grid-template-columns: 2fr 1fr; gap: var(--space-6); margin-bottom: var(--space-6); }
@media (max-width: 1024px) { .dashboard-grid { grid-template-columns: 1fr; } }
.chart-card { background: white; border-radius: var(--radius-lg); padding: var(--space-6); border: 1px solid var(--color-border-light); }
.chart-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-4); }
.chart-card-title { font-family: var(--font-heading); font-size: var(--text-base); font-weight: var(--font-semibold); }
.chart-container { position: relative; height: 280px; }

/* === Admin Tables === */
.admin-table-actions { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-4); flex-wrap: wrap; }
.admin-table-actions .search-input-wrapper { flex: 1; min-width: 200px; }

/* === Product Form === */
.product-form-layout { display: grid; grid-template-columns: 2fr 1fr; gap: var(--space-6); }
@media (max-width: 768px) { .product-form-layout { grid-template-columns: 1fr; } }
.form-card { background: white; border-radius: var(--radius-lg); padding: var(--space-6); border: 1px solid var(--color-border-light); }
.form-card-title { font-family: var(--font-heading); font-size: var(--text-base); font-weight: var(--font-semibold); margin-bottom: var(--space-4); }

/* Variant Matrix */
.variant-matrix { width: 100%; overflow-x: auto; }
.variant-matrix table { min-width: 600px; }
.variant-matrix th, .variant-matrix td { padding: 8px 12px; }
.variant-matrix input { width: 100%; padding: 6px 8px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); font-size: var(--text-sm); }
.variant-matrix input:focus { border-color: var(--color-cta); outline: none; }

/* === Order Detail === */
.order-detail-grid { display: grid; grid-template-columns: 2fr 1fr; gap: var(--space-6); }
@media (max-width: 768px) { .order-detail-grid { grid-template-columns: 1fr; } }
.order-status-card { background: white; border-radius: var(--radius-lg); padding: var(--space-6); border: 1px solid var(--color-border-light); }

/* === Stock Table Colors === */
.stock-ok { background: var(--color-success-light) !important; }
.stock-low { background: var(--color-warning-light) !important; }
.stock-out { background: var(--color-error-light) !important; }

/* === Rules Editor === */
.rule-editor { background: white; border-radius: var(--radius-lg); padding: var(--space-6); border: 1px solid var(--color-border-light); }
.rule-row { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: var(--space-3); align-items: end; margin-bottom: var(--space-3); }
.rule-row .form-group { margin-bottom: 0; }

/* === Admin Responsive === */
@media (max-width: 768px) {
  .admin-sidebar { transform: translateX(-100%); z-index: var(--z-modal); }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
  .admin-toggle-sidebar { display: flex; }
  .admin-page { padding: var(--space-4); }
  .admin-header { padding: 0 var(--space-4); }
}

.admin-sidebar-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: calc(var(--z-modal) - 1);
  opacity: 0; visibility: hidden; transition: all var(--transition-base);
}
.admin-sidebar-overlay.open { opacity: 1; visibility: visible; }

/* === Additional Admin Styles === */

/* Admin content area */
.admin-content { padding: var(--space-8); }
@media (max-width: 768px) { .admin-content { padding: var(--space-4); } }

/* Admin KPI grid */
.admin-kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
@media (max-width: 1024px) { .admin-kpi-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .admin-kpi-grid { grid-template-columns: 1fr; } }
.kpi-card { padding: var(--space-6); text-align: center; background: white; border: 1px solid var(--color-border-light); border-radius: var(--radius-lg); }
.kpi-icon { margin-bottom: var(--space-2); }
.kpi-value { font-family: var(--font-display); font-size: var(--text-3xl); font-weight: var(--font-bold); margin-bottom: var(--space-1); }
.kpi-label { font-size: var(--text-sm); color: var(--color-text-muted); }

/* Admin dashboard grid */
.admin-dashboard-grid { display: grid; grid-template-columns: 2fr 1fr; gap: var(--space-6); }
@media (max-width: 1024px) { .admin-dashboard-grid { grid-template-columns: 1fr; } }

/* Chart legend */
.chart-legend { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.legend-item { display: flex; align-items: center; gap: var(--space-1); font-size: var(--text-xs); color: var(--color-text-muted); }
.legend-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }

/* Admin table actions */
.admin-table-actions { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); flex-wrap: wrap; }

/* Table container */
.table-container { overflow-x: auto; background: white; border-radius: var(--radius-lg); border: 1px solid var(--color-border-light); }
.table { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }
.table th { text-align: left; padding: 12px 16px; background: #F9FAFB; font-weight: var(--font-semibold); font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-muted); border-bottom: 1px solid var(--color-border-light); }
.table td { padding: 12px 16px; border-bottom: 1px solid var(--color-border-light); }
.table tbody tr:hover { background: #F9FAFB; }
.table-sm th, .table-sm td { padding: 8px 12px; }

/* Variant row in product form */
.variant-row { padding: var(--space-3); border: 1px solid var(--color-border-light); border-radius: var(--radius-md); margin-bottom: var(--space-3); background: #FAFAFA; }
.variant-row .form-row { display: flex; gap: var(--space-2); align-items: end; flex-wrap: wrap; }
.variant-row .form-group { flex: 1; min-width: 80px; margin-bottom: 0; }
.variant-row .form-group label { font-size: var(--text-xs); }

/* Image upload placeholder */
.image-upload { }
.image-placeholder { border: 2px dashed var(--color-border); border-radius: var(--radius-md); padding: var(--space-8); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-2); color: var(--color-text-muted); font-size: var(--text-sm); cursor: pointer; transition: border-color var(--transition-fast); }
.image-placeholder:hover { border-color: var(--color-cta); }

/* Stock row colors */
.stock-row-rupture td { background: rgba(220,38,38,0.05); }
.stock-row-faible td { background: rgba(217,119,6,0.05); }

/* Status timeline */
.status-timeline { }
.timeline-item { display: flex; gap: var(--space-3); margin-bottom: var(--space-4); position: relative; }
.timeline-item:not(:last-child)::after { content: ''; position: absolute; left: 7px; top: 20px; bottom: -12px; width: 2px; background: var(--color-border-light); }
.timeline-dot { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--color-border); background: white; flex-shrink: 0; margin-top: 2px; }
.timeline-dot.completed { background: var(--color-success); border-color: var(--color-success); }

/* Rules editor */
.rules-editor { }

/* Modal styles */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: var(--z-modal-backdrop, 40); }
.modal { position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); background: white; border-radius: var(--radius-xl); max-width: 500px; width: 90%; z-index: var(--z-modal, 50); box-shadow: var(--shadow-xl); }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: var(--space-6); border-bottom: 1px solid var(--color-border-light); }
.modal-header h3 { margin: 0; }
.modal-header button { cursor: pointer; color: var(--color-text-muted); background: none; border: none; }
.modal-body { padding: var(--space-6); }
.modal-footer { padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-border-light); display: flex; justify-content: flex-end; gap: var(--space-3); }