@import url('https://fonts.googleapis.com/css2?family=Kantumruy+Pro:ital,wght@0,100..700;1,100..700&family=Outfit:wght@100..900&display=swap');

:root {
  --bg-primary: #090d16;
  --bg-secondary: #121824;
  --bg-panel: rgba(22, 30, 49, 0.7);
  --border-color: rgba(255, 255, 255, 0.08);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --accent-color: #10b981; /* Emerald Green */
  --accent-glow: rgba(16, 185, 129, 0.15);
  --danger-color: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.15);
  --warning-color: #f59e0b;
  --info-color: #3b82f6;
  --font-family: 'Outfit', 'Kantumruy Pro', sans-serif;
  
  --transition-speed: 0.25s;
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-panel: rgba(255, 255, 255, 0.8);
  --border-color: rgba(0, 0, 0, 0.06);
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --accent-color: #059669;
  --accent-glow: rgba(5, 150, 105, 0.1);
  --danger-color: #dc2626;
  --danger-glow: rgba(220, 38, 38, 0.1);
  --warning-color: #d97706;
  --info-color: #2563eb;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  height: 100vh;
  overflow: hidden;
  transition: background-color var(--transition-speed), color var(--transition-speed);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* App Layout */
.app-container {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 24px 16px;
  z-index: 10;
  transition: width 0.3s ease;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
  padding: 0 8px;
}

.logo-icon {
  background: linear-gradient(135deg, var(--accent-color), #3b82f6);
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.logo-text h1 {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.logo-text p {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.nav-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 12px;
  color: var(--text-secondary);
  text-decoration: none;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all var(--transition-speed);
}

.nav-item:hover, .nav-item.active {
  color: var(--text-primary);
  background-color: var(--border-color);
}

.nav-item.active {
  background: linear-gradient(90deg, var(--accent-glow) 0%, transparent 100%);
  border-left: 3px solid var(--accent-color);
  color: var(--accent-color);
  padding-left: 13px;
}

.nav-icon {
  width: 20px;
  height: 20px;
  stroke-width: 2px;
}

.sidebar-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

/* Main Content Area */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* Header */
.top-header {
  height: 70px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}

.header-title h2 {
  font-size: 1.25rem;
  font-weight: 600;
}

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

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background-color: var(--border-color);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--danger-color);
}

.status-dot.connected {
  background-color: var(--accent-color);
  box-shadow: 0 0 8px var(--accent-color);
}

/* User Profile Badge Header */
.user-profile-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 16px;
  border-left: 1px solid var(--border-color);
}

.user-badge {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.badge-cashier {
  background-color: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-manager {
  background-color: rgba(168, 85, 247, 0.15);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.3);
}

.badge-admin {
  background-color: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.logout-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border-radius: 8px;
  transition: all var(--transition-speed);
}

.logout-btn:hover {
  background-color: var(--border-color);
  color: var(--danger-color);
}

/* Views Wrapper */
.view-container {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  position: relative;
}

.view-panel {
  display: none;
  animation: fadeIn 0.3s ease;
}

.view-panel.active {
  display: block;
}

/* Grid Layouts */
.pos-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 24px;
  height: calc(100vh - 118px);
  overflow: hidden;
}

.pos-products {
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
  overflow: hidden;
}

.search-filter-bar {
  display: flex;
  gap: 12px;
  align-items: center;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  width: 18px;
  height: 18px;
}

.search-input {
  width: 100%;
  padding: 10px 12px 10px 40px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.95rem;
  transition: all var(--transition-speed);
}

.search-input:focus {
  border-color: var(--accent-color);
  outline: none;
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.category-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.category-chip {
  padding: 8px 16px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-speed);
}

.category-chip:hover {
  border-color: var(--text-secondary);
}

.category-chip.active {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: white;
}

.products-grid {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  overflow-y: auto;
  padding-right: 4px;
}

/* Product Card */
.product-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  height: 270px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  position: relative;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.product-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-color);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.product-image-container {
  height: 140px;
  flex-shrink: 0;
  background-color: rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 10px;
  margin: 0 12px 10px 12px;
  border: 1px solid var(--border-color);
  position: relative;
}

.product-image-container:has(.product-image) {
  background-color: #ffffff;
}

.product-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s;
}

.product-card:hover .product-image {
  transform: scale(1.05);
}

.product-image-fallback {
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
}

.product-info {
  padding: 12px 12px 6px 12px;
  display: flex;
  flex-direction: column;
}

.product-name-kh {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.product-name-en {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.product-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 12px 12px 12px;
  margin-top: auto;
}

.product-price {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent-color);
}

.product-stock {
  font-size: 0.75rem;
  color: var(--text-secondary);
  background-color: rgba(255, 255, 255, 0.03);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

.product-stock.low-stock {
  color: var(--danger-color);
  background-color: var(--danger-glow);
  border-color: var(--danger-color);
}

.exchange-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background-color: var(--warning-color);
  color: black;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.5);
  cursor: pointer;
  transition: transform 0.2s, background-color 0.2s;
  z-index: 2;
}

.exchange-badge:hover {
  transform: scale(1.05);
  background-color: #fbbf24; /* lighter amber */
}

/* POS Cart Side Panel */
.pos-cart {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.cart-header {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.empty-cart-message {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-secondary);
  gap: 12px;
}

.empty-cart-icon {
  width: 48px;
  height: 48px;
  stroke-width: 1.5px;
}

/* Cart Item */
.cart-item {
  display: flex;
  gap: 10px;
  padding: 8px;
  background-color: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  align-items: center;
}

.cart-item-info {
  flex: 1;
}

.cart-item-name {
  font-size: 0.85rem;
  font-weight: 600;
}

.cart-item-price {
  font-size: 0.8rem;
  color: var(--accent-color);
}

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

.qty-btn {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-speed);
}

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

.cart-item-subtotal {
  font-weight: 700;
  font-size: 0.9rem;
  min-width: 60px;
  text-align: right;
}

/* Cart Summary & Actions */
.cart-summary {
  padding: 16px;
  background-color: rgba(0, 0, 0, 0.1);
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.summary-row.total {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  border-top: 1px solid var(--border-color);
  padding-top: 10px;
  margin-top: 4px;
}

.summary-row.total .price-riel {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-color);
  display: block;
  text-align: right;
}

.cart-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.btn {
  padding: 12px 24px;
  border-radius: 12px;
  border: none;
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--transition-speed);
}

.btn-primary {
  background-color: var(--accent-color);
  color: white;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-primary:hover {
  background-color: #0d9488;
  box-shadow: 0 6px 18px var(--accent-glow);
}

.btn-danger {
  background-color: var(--danger-color);
  color: white;
  box-shadow: 0 4px 12px var(--danger-glow);
}

.btn-secondary {
  background-color: var(--border-color);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  animation: fadeIn 0.2s ease;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  width: 500px;
  max-width: 90%;
  padding: 24px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
  animation: scaleUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.modal-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

.close-modal-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
}

/* Forms and Inputs */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.95rem;
}

.form-control:focus {
  border-color: var(--accent-color);
  outline: none;
}

/* Checkout View */
.checkout-totals {
  background-color: var(--bg-primary);
  padding: 16px;
  border-radius: 16px;
  margin-bottom: 20px;
  border: 1px solid var(--border-color);
}

.checkout-paymethods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.paymethod-card {
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 16px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-speed);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.paymethod-card.active {
  border-color: var(--accent-color);
  background-color: var(--accent-glow);
}

.paymethod-card p {
  font-weight: 600;
  font-size: 0.9rem;
}

.currency-input-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* Data Table Grid */
.card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 24px;
  margin-bottom: 24px;
}

.table-header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.data-table-wrapper {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  padding: 12px 16px;
  border-bottom: 2px solid var(--border-color);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
}

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
  vertical-align: middle;
}

.data-table tr:last-child td {
  border-bottom: none;
}

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

/* Finance Grid */
.finance-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.fin-card {
  padding: 20px;
  border-radius: 16px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fin-card-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  font-weight: 600;
}

.fin-card-value {
  font-size: 1.5rem;
  font-weight: 800;
}

.fin-card-value.income { color: var(--accent-color); }
.fin-card-value.expense { color: var(--danger-color); }
.fin-card-value.bank { color: var(--info-color); }

/* QR payment simulation style */
.qr-modal-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}

.khqr-card {
  background: linear-gradient(135deg, #0e1e38 0%, #050a14 100%);
  border: 2px solid #a3e635; /* KHQR lime green border style */
  border-radius: 20px;
  padding: 24px;
  width: 280px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  color: white;
}

.khqr-logo {
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: 2px;
  color: #a3e635;
}

.khqr-image-wrapper {
  background-color: white;
  padding: 12px;
  border-radius: 12px;
  width: 180px;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.khqr-image-wrapper img {
  width: 100%;
  height: 100%;
}

.khqr-amount {
  font-size: 1.3rem;
  font-weight: 800;
}

/* ---------------------------------------------------- */
/* LOCK SCREEN / LOGIN SYSTEM STYLES */
/* ---------------------------------------------------- */
.lock-screen-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(circle at center, #111827 0%, #030712 100%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  animation: fadeIn 0.4s ease;
}

.lock-screen-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 440px;
  padding: 24px;
  text-align: center;
}

.lock-logo {
  font-size: 3rem;
  margin-bottom: 12px;
  filter: drop-shadow(0 0 12px var(--accent-glow));
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.lock-screen-container h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}

.lock-screen-container p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 24px;
}

/* User select cards list */
.user-select-grid {
  display: flex;
  gap: 16px;
  width: 100%;
  justify-content: center;
  margin-bottom: 28px;
}

.user-select-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 16px 12px;
  border-radius: 16px;
  flex: 1;
  cursor: pointer;
  transition: all var(--transition-speed);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.user-select-card:hover, .user-select-card.selected {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.user-select-card.selected {
  border-color: var(--accent-color);
  background-color: var(--accent-glow);
}

.user-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  border: 1px solid var(--border-color);
}

.user-select-card.selected .user-avatar {
  border-color: var(--accent-color);
  background-color: rgba(16, 185, 129, 0.2);
}

.user-select-card h4 {
  font-size: 0.85rem;
  font-weight: 700;
}

/* PIN Screen displays */
.pin-view-wrapper {
  display: none;
  flex-direction: column;
  align-items: center;
  width: 100%;
  animation: scaleUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pin-view-wrapper.active {
  display: flex;
}

.pin-dots {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}

.pin-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--text-secondary);
  transition: all 0.15s ease;
}

.pin-dot.filled {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  box-shadow: 0 0 8px var(--accent-color);
  transform: scale(1.15);
}

.pin-pad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  width: 100%;
  max-width: 280px;
}

.pin-key {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background-color: rgba(255,255,255,0.02);
  color: white;
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.pin-key:hover {
  background-color: var(--border-color);
  border-color: var(--text-secondary);
}

.pin-key:active {
  transform: scale(0.9);
  background-color: var(--accent-color);
  color: white;
}

.pin-key.btn-backspace {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.pin-key.btn-clear {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.pin-error-text {
  color: var(--danger-color);
  font-size: 0.85rem;
  margin-top: 16px;
  height: 18px;
  font-weight: 600;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleUp {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .pos-layout {
    grid-template-columns: 1fr;
    height: auto;
    overflow-y: auto;
  }
  
  .pos-cart {
    height: 600px;
  }
}

/* Settings Table spreadsheet style */
.settings-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
  background-color: transparent;
}

.settings-table th, .settings-table td {
  border: 1px solid var(--border-color);
  padding: 0;
  text-align: left;
  vertical-align: middle;
}

.settings-table th {
  padding: 6px 10px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 600;
  background-color: rgba(255, 255, 255, 0.02);
}

.settings-table td input {
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  padding: 8px 10px !important;
  font-size: 0.85rem !important;
  width: 100% !important;
  box-shadow: none !important;
  color: var(--text-primary) !important;
  font-family: var(--font-family) !important;
}

.settings-table td input:focus {
  outline: none !important;
  background-color: rgba(16, 185, 129, 0.06) !important;
}

/* Auto-Save Switch toggle styles */
.switch-container {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 22px;
}

.switch-container input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #6b7280; /* Neutral grey when OFF */
  transition: .4s;
  border-radius: 22px;
}

.switch-slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

.switch-container input:checked + .switch-slider {
  background-color: #10b981; /* Green when ON */
}

.switch-container input:checked + .switch-slider:before {
  transform: translateX(22px);
}