/* ==========================================================================
   PharmaGest SN - Design System & Global Stylesheet v2.0
   ========================================================================== */

/* --- Fonts & Base Variables --- */
:root {
  /* Color Palette - Default Light Theme */
  --bg-app: #f4f6fa;
  --bg-sidebar: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.95);
  --bg-header: rgba(255, 255, 255, 0.8);
  --border-color: rgba(0, 0, 0, 0.06);
  --border-hover: rgba(0, 0, 0, 0.12);
  
  --text-primary: #1f2937;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;
  
  /* Brand & Semantic Colors */
  --primary: #059669;
  --primary-rgb: 5, 150, 105;
  --primary-dark: #047857;
  --primary-light: #10b981;
  --primary-glow: rgba(5, 150, 105, 0.1);
  
  --accent: #0284c7;
  --accent-light: #0ea5e9;
  
  --success: #10b981;
  --warning: #fbbf24;
  --danger: #f87171;
  --info: #60a5fa;

  /* Glassmorphism & UI Properties */
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(0, 0, 0, 0.04);
  --glass-shadow: 0 8px 32px 0 rgba(31, 41, 55, 0.05);
  --card-radius: 16px;
  --btn-radius: 12px;
  --input-radius: 10px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Outfit', var(--font-sans);
}

/* --- Base & Reset --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-primary);
  overflow-x: hidden;
  height: 100vh;
  transition: background-color 0.3s ease, color 0.3s ease;
}

button, input, select, textarea {
  font-family: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* --- Layout --- */
.app-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* --- Sidebar --- */
.sidebar {
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  height: 100%;
  z-index: 10;
  transition: var(--transition-smooth);
  overflow-y: auto;
}

.sidebar-brand {
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
}

.brand-icon {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px var(--primary-glow);
}

.brand-icon i {
  width: 20px;
  height: 20px;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.5px;
}

.brand-badge {
  background-color: var(--primary-glow);
  color: var(--primary);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 12px;
  margin-left: auto;
}

.sidebar-menu {
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

/* Custom Scrollbar for Sidebar */
.sidebar::-webkit-scrollbar {
  width: 4px;
}
.sidebar::-webkit-scrollbar-track {
  background: transparent;
}
.sidebar::-webkit-scrollbar-thumb {
  background: rgba(156, 163, 175, 0.3);
  border-radius: 4px;
}
.sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(156, 163, 175, 0.5);
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--btn-radius);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  text-align: left;
  width: 100%;
}

.menu-item span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.menu-item i {
  width: 18px;
  height: 18px;
  transition: var(--transition-fast);
}

.menu-item:hover {
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
}

html[data-theme="light"] .menu-item:hover {
  background-color: rgba(0, 0, 0, 0.03);
}

.menu-item.active {
  background-color: var(--primary-glow);
  color: var(--primary);
  font-weight: 600;
}

.menu-item.active i {
  color: var(--primary);
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-color);
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  border-radius: var(--btn-radius);
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
}

.user-info {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.user-name {
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.user-role {
  font-size: 11px;
  color: var(--text-muted);
}

/* --- Main Content Layout --- */
.main-wrapper {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

.app-header {
  height: 76px;
  padding: 0 32px;
  background-color: var(--bg-header);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 5;
}

.header-left h1 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.header-left p {
  font-size: 12px;
  margin-top: 2px;
}

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

.header-widget {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

html[data-theme="light"] .header-widget {
  background-color: rgba(0, 0, 0, 0.02);
}

.header-widget i {
  width: 14px;
  height: 14px;
  color: var(--primary);
}

.theme-toggle-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background-color: rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.theme-toggle-btn:hover {
  background-color: rgba(255, 255, 255, 0.06);
  border-color: var(--border-hover);
}

html[data-theme="light"] .theme-toggle-btn:hover {
  background-color: rgba(0, 0, 0, 0.04);
}

.theme-toggle-btn i {
  width: 18px;
  height: 18px;
  position: absolute;
  transition: var(--transition-smooth);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
}

.indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 12px var(--success); }
  100% { transform: scale(0.9); opacity: 0.7; }
}

.app-content {
  flex: 1;
  padding: 32px;
  overflow-y: auto;
  position: relative;
}

/* --- Views Containers (Mounting Targets) --- */
.view-route {
  animation: slide-fade 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

@keyframes slide-fade {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Utilities --- */
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-info { color: var(--info); }
.text-bold { font-weight: 600; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--btn-radius);
  transition: var(--transition-fast);
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.3);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
}

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

html[data-theme="light"] .btn-secondary {
  background-color: rgba(0, 0, 0, 0.02);
}
html[data-theme="light"] .btn-secondary:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

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

.btn-danger:hover {
  background-color: #dc2626;
}

/* --- Cards --- */
.card {
  background-color: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  padding: 24px;
  box-shadow: var(--glass-shadow);
  transition: var(--transition-smooth);
}

.card:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--border-hover);
}

.card-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-title i {
  color: var(--primary);
  width: 18px;
  height: 18px;
}

/* ==========================================================================
   Dashboard Component Styles
   ========================================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-card {
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--card-accent, var(--primary));
}

.stat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.stat-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.stat-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background-color: rgba(255, 255, 255, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--card-accent, var(--primary));
}

html[data-theme="light"] .stat-icon {
  background-color: rgba(0, 0, 0, 0.03);
}

.stat-icon i {
  width: 16px;
  height: 16px;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 6px;
}

.stat-trend {
  font-size: 11px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Dashboard Sections Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
}

/* SVG Chart */
.chart-container {
  height: 220px;
  width: 100%;
  position: relative;
  margin-top: 10px;
}

.chart-svg {
  width: 100%;
  height: 100%;
}

.chart-grid-line {
  stroke: rgba(255, 255, 255, 0.04);
  stroke-width: 1;
}

html[data-theme="light"] .chart-grid-line {
  stroke: rgba(0, 0, 0, 0.05);
}

.chart-line {
  stroke: var(--primary);
  stroke-width: 3;
  stroke-linecap: round;
  fill: none;
  filter: drop-shadow(0 4px 10px rgba(var(--primary-rgb), 0.2));
}

.chart-area {
  fill: url(#chart-gradient);
}

.chart-axis-text {
  font-size: 9px;
  fill: var(--text-muted);
  font-family: var(--font-sans);
}

.chart-dot {
  fill: var(--primary);
  stroke: var(--bg-app);
  stroke-width: 2;
  transition: transform 0.2s ease;
}

.chart-dot:hover {
  transform: scale(1.4);
}

/* Alerts List */
.alerts-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.alert-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--btn-radius);
  font-size: 12px;
  transition: var(--transition-fast);
}

html[data-theme="light"] .alert-item {
  background-color: rgba(0, 0, 0, 0.01);
}

.alert-item:hover {
  background-color: rgba(255, 255, 255, 0.04);
}

.alert-item.danger { border-left: 3px solid var(--danger); }
.alert-item.warning { border-left: 3px solid var(--warning); }

.alert-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.alert-item.danger .alert-icon { background-color: rgba(239, 68, 68, 0.1); color: var(--danger); }
.alert-item.warning .alert-icon { background-color: rgba(245, 158, 11, 0.1); color: var(--warning); }

.alert-info {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.alert-text {
  font-weight: 500;
  color: var(--text-primary);
}

.alert-time {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ==========================================================================
   Point of Sale (POS) / Caisse Styles
   ========================================================================== */
.pos-layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 16px;
  height: calc(100vh - 170px);
}

.pos-catalog-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
}

.search-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--input-radius);
  transition: var(--transition-fast);
}

.search-bar:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 10px var(--primary-glow);
}

.search-bar i {
  color: var(--text-muted);
  width: 18px;
  height: 18px;
}

.search-bar input {
  background: none;
  border: none;
  width: 100%;
  outline: none;
  font-size: 14px;
}

.pos-grid-container {
  flex: 1;
  overflow-y: auto;
  padding-right: 4px;
}

.pos-products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.pos-product-card {
  padding: 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}

.product-cip {
  font-size: 10px;
  color: var(--text-muted);
}

.product-name {
  font-size: 12.5px;
  font-weight: 600;
  line-height: 1.25;
  height: 32px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.product-stock {
  font-size: 11px;
  color: var(--text-secondary);
}

.product-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 4px;
}

.product-price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--primary);
}

.product-badge {
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: 600;
}

.badge-generic { background-color: rgba(14, 165, 233, 0.1); color: var(--accent-light); }
.badge-brand { background-color: rgba(16, 185, 129, 0.1); color: var(--primary); }

.pos-product-card.out-of-stock {
  opacity: 0.5;
  cursor: not-allowed;
}

/* POS Cart Panel (Right side) */
.pos-cart-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.cart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
  margin-bottom: 12px;
}

.cart-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cart-items-count {
  background-color: var(--primary);
  color: white;
  font-size: 10px;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-right: 2px;
}

.cart-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--btn-radius);
}

html[data-theme="light"] .cart-item {
  background-color: rgba(0, 0, 0, 0.01);
}

.cart-item-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cart-item-name {
  font-size: 12.5px;
  font-weight: 600;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  max-width: none;
}

.cart-item-price {
  font-size: 11px;
  color: var(--text-secondary);
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cart-qty-btn {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background-color: rgba(255, 255, 255, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

.cart-qty {
  font-size: 12px;
  font-weight: 600;
  width: 14px;
  text-align: center;
}

.cart-item-delete {
  color: var(--danger);
  opacity: 0.6;
  transition: var(--transition-fast);
}

.cart-item-delete:hover {
  opacity: 1;
}

/* Cart Summary & Payment Panel */
.cart-summary {
  border-top: 1px solid var(--border-color);
  padding-top: 12px;
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-secondary);
}

.summary-row.total {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 4px;
  border-top: 1px dashed var(--border-color);
  padding-top: 8px;
}

.summary-row.patient-part {
  color: var(--primary);
  font-weight: 600;
}

.summary-row.insurance-part {
  color: var(--accent-light);
  font-weight: 600;
}

.payment-methods {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin: 12px 0;
}

.pay-btn {
  padding: 8px;
  border: 1px solid var(--border-color);
  border-radius: var(--btn-radius);
  font-size: 11px;
  font-weight: 600;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background-color: rgba(255, 255, 255, 0.02);
  transition: var(--transition-fast);
}

.pay-btn i {
  width: 16px;
  height: 16px;
}

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

/* Tiers-Payant Details in Cart */
.tiers-payant-box {
  background-color: rgba(14, 165, 233, 0.05);
  border: 1px solid rgba(14, 165, 233, 0.2);
  border-radius: var(--btn-radius);
  padding: 10px;
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: slide-up 0.2s ease-out;
}

@keyframes slide-up {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

.tiers-payant-selects {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 6px;
}

.tiers-payant-box select, .tiers-payant-box input {
  padding: 6px 8px;
  background-color: var(--bg-app);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 11px;
}

.btn-checkout {
  width: 100%;
  padding: 12px;
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--btn-radius);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  margin-top: 8px;
}

/* ==========================================================================
   Stock Manager Styles
   ========================================================================== */
.stock-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stock-filters {
  display: flex;
  gap: 10px;
}

.stock-filters select, .stock-filters input {
  padding: 10px 14px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--input-radius);
  font-size: 13px;
}

.table-container {
  overflow-x: auto;
  border-radius: var(--card-radius);
  border: 1px solid var(--border-color);
}

.stock-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.stock-table th, .stock-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
}

.stock-table th {
  background-color: rgba(255, 255, 255, 0.02);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 12px;
}

html[data-theme="light"] .stock-table th {
  background-color: rgba(0, 0, 0, 0.01);
}

.stock-table tr:hover {
  background-color: rgba(255, 255, 255, 0.01);
}

.stock-badge-low {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  padding: 4px 8px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 11px;
}

.stock-badge-normal {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--primary);
  padding: 4px 8px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 11px;
}

/* ==========================================================================
   Tiers-Payant / Mutuelles Styles
   ========================================================================== */
.claims-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.mutuelle-card {
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mutuelle-details {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mutuelle-outstanding {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--accent-light);
}

.claim-actions {
  display: flex;
  gap: 8px;
}

/* ==========================================================================
   Modal Dialogs
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fade-in 0.2s ease;
}

.modal-content {
  background-color: var(--bg-sidebar);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  width: 480px;
  max-width: 90%;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
  animation: scale-up 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
}

.modal-header {
  padding: 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
}

.modal-close {
  color: var(--text-muted);
  transition: var(--transition-fast);
}

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

.modal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input, .form-group select {
  padding: 10px 14px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--input-radius);
  font-size: 13px;
}

.form-group input:focus, .form-group select:focus {
  border-color: var(--primary);
  outline: none;
}

.modal-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ==========================================================================
   Receipt & Order PDF Simulator Styles
   ========================================================================== */
.receipt-paper {
  background-color: white !important;
  color: #111827 !important;
  font-family: 'Courier New', Courier, monospace;
  padding: 24px;
  border-radius: 0;
  border: 1px solid #e5e7eb;
  font-size: 12px;
  line-height: 1.4;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.receipt-header {
  text-align: center;
  margin-bottom: 16px;
  border-bottom: 1px dashed #111827;
  padding-bottom: 16px;
}

.receipt-title {
  font-weight: bold;
  font-size: 16px;
}

.receipt-divider {
  border-bottom: 1px dashed #111827;
  margin: 12px 0;
}

.receipt-row {
  display: flex;
  justify-content: space-between;
}

.receipt-bold {
  font-weight: bold;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 1000;
}

.toast {
  background-color: var(--bg-sidebar);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--primary);
  border-radius: 8px;
  padding: 14px 20px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slide-in-toast 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  min-width: 250px;
}

@keyframes slide-in-toast {
  from { transform: translateX(120%); }
  to { transform: translateX(0); }
}

.toast.success { border-left-color: var(--success); }
.toast.warning { border-left-color: var(--warning); }
.toast.danger { border-left-color: var(--danger); }

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
}

html[data-theme="light"] ::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
}


/* ==========================================================================
   Sidebar Section Labels
   ========================================================================== */
.sidebar-section-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  padding: 12px 16px 4px;
  text-transform: uppercase;
}

/* ==========================================================================
   Assistant IA - Chat Interface
   ========================================================================== */
.assistant-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 20px;
  height: calc(100vh - 170px);
}

.chat-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 20px;
}

.chat-bubble {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 13px;
  line-height: 1.6;
  animation: slide-fade 0.25s ease;
}

.chat-bubble.user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border-bottom-right-radius: 4px;
}

.chat-bubble.assistant {
  align-self: flex-start;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-bottom-left-radius: 4px;
}

.chat-bubble strong { font-weight: 700; }
.chat-bubble em { font-style: italic; opacity: 0.85; }

.chat-meta {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
  display: block;
}

.chat-input-row {
  display: flex;
  gap: 10px;
  padding: 16px;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-sidebar);
  border-radius: 0 0 var(--card-radius) var(--card-radius);
}

.chat-input {
  flex: 1;
  padding: 10px 16px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 13px;
  outline: none;
  transition: var(--transition-fast);
}

.chat-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 8px var(--primary-glow);
}

.chat-send-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.3);
}

.chat-send-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(var(--primary-rgb), 0.4);
}

.chat-suggestions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.chat-suggestion-btn {
  width: 100%;
  padding: 10px 14px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--btn-radius);
  font-size: 12px;
  text-align: left;
  line-height: 1.4;
  transition: var(--transition-fast);
}

.chat-suggestion-btn:hover {
  background-color: var(--primary-glow);
  border-color: rgba(var(--primary-rgb), 0.3);
  color: var(--primary);
}

.typing-indicator {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  border-bottom-left-radius: 4px;
  align-self: flex-start;
}

.typing-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--primary);
  animation: typing-bounce 1.2s infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-6px); }
}

/* ==========================================================================
   Ordonnances Module
   ========================================================================== */
.ordonnance-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 20px;
  height: calc(100vh - 170px);
}

.ord-form-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
  overflow-y: auto;
}

.ord-list-panel {
  display: flex;
  flex-direction: column;
  gap: 0;
  height: 100%;
  overflow: hidden;
}

.interaction-alert {
  background-color: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-left: 4px solid var(--danger);
  border-radius: var(--btn-radius);
  padding: 12px 16px;
  font-size: 12px;
  animation: slide-up 0.2s ease-out;
}

.interaction-alert-title {
  font-weight: 700;
  color: var(--danger);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.generic-suggestion {
  background-color: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--btn-radius);
  padding: 10px 14px;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.ord-card {
  border-left: 3px solid var(--primary);
  transition: var(--transition-fast);
}

.ord-card.vendu {
  opacity: 0.7;
  border-left-color: var(--text-muted);
}

.prescription-badge {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 0.5px;
}

/* ==========================================================================
   Rapport Z (Clôture de Caisse)
   ========================================================================== */
.rapportz-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.rapportz-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.payment-breakdown {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.payment-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 12px;
}

html[data-theme="light"] .payment-line {
  background-color: rgba(0, 0, 0, 0.01);
}

.payment-line-label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
}

.payment-line-amount {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
}

.ecart-positif { color: var(--success); }
.ecart-negatif { color: var(--danger); }

.cloture-history-item {
  padding: 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--btn-radius);
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: var(--transition-fast);
}

.cloture-history-item:hover {
  background-color: var(--bg-card-hover);
}

/* ==========================================================================
   Comptabilité & CA Module
   ========================================================================== */
.compta-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.compta-section-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
}

.compta-section-title i {
  color: var(--primary);
  width: 18px;
  height: 18px;
}

.journal-row {
  display: grid;
  grid-template-columns: 100px 1fr 80px 80px 100px;
  gap: 10px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border-color);
  font-size: 11px;
  align-items: center;
  transition: var(--transition-fast);
}

.journal-row:hover { background-color: rgba(255,255,255,0.05); }
.journal-row:nth-child(even) { background-color: rgba(255,255,255,0.02); }
html[data-theme="light"] .journal-row:hover { background-color: rgba(0,0,0,0.05); }
html[data-theme="light"] .journal-row:nth-child(even) { background-color: rgba(0,0,0,0.02); }

.journal-row.header { font-weight: 700; color: var(--text-secondary); font-size: 11px; background-color: rgba(255,255,255,0.04); text-transform: uppercase; letter-spacing: 0.5px; }
html[data-theme="light"] .journal-row.header { background-color: rgba(0,0,0,0.04); }

.journal-debit { color: var(--danger); }
.journal-credit { color: var(--success); }

.marge-bar {
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.famille-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-color);
  gap: 12px;
  font-size: 12px;
}

.famille-row:last-child { border-bottom: none; }

.famille-name { flex: 1; font-weight: 600; }
.famille-bar-container { flex: 1; background-color: rgba(255,255,255,0.04); border-radius: 3px; height: 6px; }
html[data-theme="light"] .famille-bar-container { background-color: rgba(0,0,0,0.05); }

/* ══════════════════════════════════════════════════════════════════
   CAISSE & FACTURATION v3.0 — PharmaGest SN
   ══════════════════════════════════════════════════════════════════ */

/* ── Formulaires ──────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label { font-size: 11px; font-weight: 700; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.4px; }
.form-group input, .form-group select, .form-group textarea, .form-control {
  padding: 8px 12px; border-radius: 8px; border: 1px solid var(--border-color);
  background: var(--bg-app); color: var(--text-primary); font-size: 13px;
  transition: border-color 0.2s; font-family: var(--font-body); outline: none;
}
.form-group input:focus, .form-group select:focus, .form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 2px var(--primary-glow); }
.form-group input[disabled], .form-control[disabled] { opacity: 0.5; cursor: not-allowed; }
html[data-theme="light"] .form-group input,
html[data-theme="light"] .form-group select,
html[data-theme="light"] .form-control { background: white; border-color: #e5e7eb; color: #111827; }

/* ── Filtres catalogue rapides ─────────────────────────────────── */
.cat-filter.active { background: var(--primary-glow); border-color: var(--primary); color: var(--primary); }
.cat-filter { transition: all 0.15s; }

/* ── Carte produit POS ─────────────────────────────────────────── */
.pos-product-card {
  padding: 10px 12px; cursor: pointer; user-select: none;
  display: flex; flex-direction: column; gap: 4px; min-height: 100px;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
}
.pos-product-card:hover:not(.out-of-stock) {
  transform: translateY(-2px); border-color: var(--primary);
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.15);
}
.pos-product-card.out-of-stock { opacity: 0.45; cursor: not-allowed; }
.pos-product-card:active:not(.out-of-stock) { transform: scale(0.97); }

/* ── Ticket Thermique 80mm (simulation) ─────────────────────────── */
.ticket-thermique {
  background: #fff; color: #111; font-family: "Courier New", Courier, monospace;
  font-size: 11.5px; line-height: 1.5; padding: 18px 16px;
  max-width: 380px; margin: 0 auto; box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  border-radius: 4px;
}
.tck-header { text-align: center; margin-bottom: 10px; font-size: 11px; color: #333; }
.tck-title { font-size: 14px; font-weight: 900; text-transform: uppercase; letter-spacing: 1px; color: #000; }
.tck-sep { color: #999; margin: 6px 0; font-size: 11px; }
.tck-meta, .tck-totals { font-size: 11px; }
.tck-row { display: flex; justify-content: space-between; padding: 1px 0; color: #333; }
.tck-bold { font-weight: 700; color: #000; }
.tck-muted { color: #888; font-size: 10px; }
.tck-items { font-size: 11px; }
.tck-item { margin-bottom: 6px; }
.tck-item-name { font-weight: 700; color: #000; display: block; }
.tck-item-row { display: flex; justify-content: space-between; }
.tck-legal { font-size: 9.5px; color: #777; text-align: center; margin: 6px 0; line-height: 1.6; white-space: pre-line; }
.tck-footer { text-align: center; font-weight: 700; font-size: 11px; color: #222; margin-top: 6px; line-height: 1.7; }

/* ── Multi-paiement lignes ─────────────────────────────────────── */
.btn-remove-pay:hover { background: rgba(239,68,68,0.25) !important; }

/* ── Caisse ouverte badge ──────────────────────────────────────── */
.pos-catalog-panel .header-widget .indicator-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); animation: pulse-dot 2s infinite; display: inline-block; }
@keyframes pulse-dot { 0%, 100% { opacity:1; transform:scale(1); } 50% { opacity:0.6; transform:scale(1.3); } }

/* ── Badge prescription obligatoire ───────────────────────────── */
.prescription-badge {
  font-size: 9px; padding: 1px 5px; border-radius: 3px; font-weight: 700;
  background: rgba(239,68,68,0.12); color: var(--danger);
  display: inline-block; line-height: 1.4;
}

/* ── Rendu monnaie animation ───────────────────────────────────── */
#rendu-preview { animation: fadeSlide 0.3s ease; }
@keyframes fadeSlide { from { opacity:0; transform:translateY(-4px); } to { opacity:1; transform:translateY(0); } }

/* ── Modal auth PIN ────────────────────────────────────────────── */
#auth-pin { border: 2px solid var(--danger); border-radius: 10px !important; }
#auth-pin:focus { box-shadow: 0 0 0 3px rgba(239,68,68,0.15) !important; }

/* ── Avoir badge ───────────────────────────────────────────────── */
.avoir-badge {
  display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px;
  border-radius: 4px; font-size: 10px; font-weight: 700;
  background: rgba(239,68,68,0.15); color: var(--danger); border: 1px solid rgba(239,68,68,0.3);
}

/* ── Bouton checkout amélioré ──────────────────────────────────── */
.btn-checkout:not([disabled]) {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border: none; border-radius: var(--btn-radius); color: white;
  font-weight: 800; cursor: pointer; transition: all 0.2s;
  box-shadow: 0 4px 20px var(--primary-glow);
}
.btn-checkout:not([disabled]):hover { transform: translateY(-1px); box-shadow: 0 6px 28px var(--primary-glow); }
.btn-checkout[disabled] { background: var(--bg-card); color: var(--text-muted); cursor: not-allowed; border: 1px solid var(--border-color); }

/* ── Parapharmacie badge ───────────────────────────────────────── */
.para-badge {
  font-size: 9px; padding: 1px 5px; border-radius: 3px; font-weight: 700;
  background: rgba(245,158,11,0.12); color: var(--warning); display: inline-block;
}

/* ── Light mode ticket ─────────────────────────────────────────── */
html[data-theme="light"] .ticket-thermique { box-shadow: 0 4px 20px rgba(0,0,0,0.08); }

/* ── Rapport Z ─────────────────────────────────────────────────── */
.rapz-stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.rapz-mode-row { display: flex; justify-content: space-between; font-size: 12px; padding: 4px 0; border-bottom: 1px solid var(--border-color); }
.rapz-mode-row:last-child { border-bottom: none; }

/* ── Caisse panier flex layout fix ─────────────────────────────── */
.pos-cart-panel { display: flex; flex-direction: column; }

/* ── Login SaaS ────────────────────────────────────────────────── */
.shake {
  animation: shake 0.4s cubic-bezier(.36,.07,.19,.97) both;
  border-color: var(--danger) !important;
}
@keyframes shake {
  10%, 90% { transform: translate3d(-1px, 0, 0); }
  20%, 80% { transform: translate3d(2px, 0, 0); }
  30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
  40%, 60% { transform: translate3d(4px, 0, 0); }
}

/* ==========================================================================
   Parametres Tabs
   ========================================================================== */
.param-tab {
  padding: 12px 24px;
  cursor: pointer;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  transition: all 0.3s ease;
}

.param-tab:hover {
  color: var(--text-color);
  background: rgba(255, 255, 255, 0.02);
}

.param-tab.active {
  color: var(--primary);
  border-bottom: 2px solid var(--primary);
}
/* ==========================================================================
   MODULE D'IMPRESSION NATIVE (@media print)
   ========================================================================== */
@media print {
  body {
    background: transparent !important;
    margin: 0;
    padding: 0;
  }
  
  /* Masquer l'interface SaaS complète */
  #login-screen,
  #sync-overlay,
  .app-layout {
    display: none !important;
  }

  /* Afficher le conteneur d'impression */
  #print-container {
    display: block !important;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    margin: 0;
    padding: 0;
    background: white;
    color: black;
  }

  /* Configuration spécifique au Ticket Thermique 80mm */
  body.printing-ticket {
    font-size: 11px;
    font-family: 'Courier New', Courier, monospace !important;
  }
  body.printing-ticket @page {
    size: 80mm auto;
    margin: 0;
  }
  body.printing-ticket #print-container {
    width: 80mm;
    padding: 4mm;
    margin: 0 auto;
    overflow: hidden;
  }
  body.printing-ticket .ticket-thermique {
    width: 100%;
    max-width: 100%;
    border: none;
    box-shadow: none;
    padding: 0;
  }

  /* Configuration spécifique à la Facture A4 */
  body.printing-a4 {
    font-size: 13px;
    font-family: var(--font-base), sans-serif;
  }
  body.printing-a4 @page {
    size: A4 portrait;
    margin: 1cm;
  }
  body.printing-a4 #print-container {
    width: 210mm;
    margin: 0 auto;
  }
  
  /* Utilitaires d'impression généraux */
  .no-print { display: none !important; }
  .page-break { page-break-before: always; }
}

#print-container {
  display: none; /* Invisible en mode écran classique */
}

/* ── Custom Logo UI ────────────────────────────────────────────────── */
.logo-selection-grid { display: grid; grid-template-columns: 1fr; gap: 10px; margin-bottom: 12px; }
.hidden-radio { display: none; }
.logo-card {
  display: block;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: white;
}
.logo-card:hover { border-color: #cbd5e1; }
.hidden-radio:checked + .card-content { color: var(--primary); }
.logo-card:has(.hidden-radio:checked) {
  border-color: var(--primary);
  background: #f0f9ff;
  box-shadow: 0 0 0 1px var(--primary);
}
.card-content { display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--text-secondary); font-size: 11px; font-weight: 600; }
.upload-zone {
  border: 2px dashed var(--border-color);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  background: #f8fafc;
  transition: all 0.2s;
  position: relative;
}
.upload-zone:has(#radio-custom:checked) {
  border-color: var(--primary);
  background: #f0f9ff;
}
.error-text { color: var(--danger); font-size: 11px; font-weight: bold; margin-top: 8px; }

/* ==========================================================================
   Responsive & PWA Styles (Mobile First / Adaptive)
   ========================================================================== */

/* Show/Hide utilities */
.mobile-only {
  display: none !important;
}

.sidebar-overlay {
  display: none;
}

@media (max-width: 1024px) {
  /* Tablet / Small Desktop adjustments */
  .pos-grid {
    grid-template-columns: repeat(3, 1fr) !important;
  }
}

@media (max-width: 768px) {
  /* --- Global Mobile Layout --- */
  .mobile-only {
    display: flex !important;
  }

  .app-layout {
    grid-template-columns: 1fr;
  }

  /* --- Hamburger Menu & Sidebar --- */
  .sidebar {
    position: fixed;
    left: -280px;
    top: 0;
    width: 280px;
    height: 100vh;
    box-shadow: var(--glass-shadow);
    transition: left 0.3s ease;
    z-index: 9999;
  }

  .sidebar.mobile-open {
    left: 0;
  }

  /* Backdrop when sidebar is open */
  .sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.5);
    z-index: 9998;
    backdrop-filter: blur(2px);
  }

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

  /* --- Header adjustments --- */
  .app-header {
    padding: 12px 16px;
    flex-wrap: wrap;
    gap: 12px;
  }
  
  .header-left h1 {
    font-size: 1.25rem;
  }
  
  .header-left p {
    display: none; /* Hide subtitle to save space */
  }

  /* --- Caisse (POS) Layout --- */
  .pos-container {
    flex-direction: column !important;
    gap: 12px !important;
  }

  .pos-main {
    flex: none !important;
    height: 50vh !important; /* Half screen for products */
  }

  .pos-sidebar {
    width: 100% !important;
    height: 50vh !important; /* Half screen for cart */
    position: relative !important;
  }

  .pos-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 8px !important;
  }

  .product-card {
    padding: 12px !important;
  }

  .product-name {
    font-size: 13px !important;
  }

  .product-price {
    font-size: 15px !important;
  }

  /* --- Modals & Tables --- */
  .modal-content {
    width: 95% !important;
    max-width: 100% !important;
    padding: 16px !important;
    margin: 10px auto !important;
  }

  .table-container {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
  }

  th, td {
    white-space: nowrap;
    padding: 12px 8px !important;
  }

  /* --- Search & Actions --- */
  .search-wrapper {
    width: 100% !important;
    max-width: 100% !important;
  }
  
  .search-wrapper input {
    width: 100% !important;
  }

  .actions-toolbar {
    flex-direction: column;
    align-items: stretch !important;
    gap: 8px !important;
  }
}

@media (max-width: 480px) {
  /* Very small screens (Phones) */
  .pos-grid {
    grid-template-columns: 1fr !important;
  }
  
  .grid-cards {
    grid-template-columns: 1fr !important;
  }
}