@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Color Palette - Modern Sleek Dark Mode (Default) */
  --bg-primary: #0b0f19;
  --bg-secondary: #161f30;
  --bg-tertiary: #1f2d44;
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --accent-glow: rgba(59, 130, 246, 0.15);
  
  /* Status Colors */
  --status-free: #10b981;        /* Emerald */
  --status-free-bg: rgba(16, 185, 129, 0.15);
  --status-occupied: #3b82f6;    /* Blue/Indigo */
  --status-occupied-bg: rgba(59, 130, 246, 0.15);
  --status-reserved: #f59e0b;    /* Amber */
  --status-reserved-bg: rgba(245, 158, 11, 0.15);
  --status-bill-requested: #eab308; /* Gold */
  --status-bill-requested-bg: rgba(234, 179, 8, 0.15);
  --status-cleaning: #a855f7;    /* Purple */
  --status-cleaning-bg: rgba(168, 85, 247, 0.15);
  
  --danger-color: #ef4444;       /* Red */
  --danger-bg: rgba(239, 68, 68, 0.1);
  --warning-color: #f97316;      /* Orange */
  --warning-bg: rgba(249, 115, 22, 0.15);
  --success-color: #10b981;
  --success-bg: rgba(16, 185, 129, 0.15);
  
  /* Layout sizes */
  --sidebar-width: 250px;
  --header-height: 70px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 20px 0 rgba(59, 130, 246, 0.2);
  
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

[data-theme="light"] {
  --bg-primary: #f9fafb;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f3f4f6;
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;
  
  --accent-color: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-glow: rgba(37, 99, 235, 0.1);
  
  --status-free-bg: rgba(16, 185, 129, 0.1);
  --status-occupied-bg: rgba(59, 130, 246, 0.1);
  --status-reserved-bg: rgba(245, 158, 11, 0.1);
  --status-bill-requested-bg: rgba(234, 179, 8, 0.1);
  --status-cleaning-bg: rgba(168, 85, 247, 0.1);
  
  --shadow-glow: 0 0 20px 0 rgba(37, 99, 235, 0.1);
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  transition: background-color 0.3s, color 0.3s;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* --- App Layout Structures --- */
#app {
  display: flex;
  min-height: 100vh;
  position: relative;
}

/* Header bar */
.app-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 100;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-color), #4f46e5);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: white;
  font-family: var(--font-display);
}

.brand-name {
  font-size: 20px;
  font-weight: 700;
  background: linear-gradient(to right, var(--text-primary), var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.live-clock {
  font-family: monospace;
  font-size: 14px;
  color: var(--text-secondary);
  background: var(--bg-primary);
  padding: 6px 12px;
  border-radius: 4px;
  border: 1px solid var(--bg-tertiary);
}

.role-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-glow);
  color: var(--accent-color);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.notification-bell {
  position: relative;
  background: var(--bg-tertiary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.2s;
  border: none;
}
.notification-bell:hover {
  background: var(--bg-secondary);
}
.bell-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  background: var(--danger-color);
  color: white;
  font-size: 10px;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

/* Sidebar navigation */
.app-sidebar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--bg-tertiary);
  padding: 24px 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 90;
}

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

.nav-item a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 14px;
  transition: all 0.2s;
}

.nav-item a:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.nav-item.active a {
  background-color: var(--accent-color);
  color: white;
  box-shadow: var(--shadow-glow);
}

.user-profile-widget {
  background-color: var(--bg-primary);
  border: 1px solid var(--bg-tertiary);
  padding: 12px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--accent-color);
}

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

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

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

/* Main content viewport */
.app-content {
  margin-top: var(--header-height);
  margin-left: var(--sidebar-width);
  padding: 24px;
  flex: 1;
  min-height: calc(100vh - var(--header-height));
  display: flex;
  flex-direction: column;
  position: relative;
}

/* --- Shared Utility classes --- */
.screen-container {
  display: flex;
  flex-direction: column;
  gap: 24px;
  flex: 1;
}

.screen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.screen-title {
  font-size: 26px;
  font-weight: 700;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background-color: var(--accent-color);
  color: white;
}
.btn-primary:hover {
  background-color: var(--accent-hover);
  box-shadow: var(--shadow-glow);
}

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

.btn-danger {
  background-color: var(--danger-color);
  color: white;
}
.btn-danger:hover {
  background-color: #dc2626;
}

.btn-success {
  background-color: var(--status-free);
  color: white;
}
.btn-success:hover {
  background-color: #059669;
}

.btn-icon-only {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 50%;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 4px;
  letter-spacing: 0.02em;
}

/* Card components */
.card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-md);
}

/* --- Page specific styles --- */

/* Login Page */
.login-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

.login-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.login-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.login-logo .logo-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  font-size: 24px;
}

.login-headline h2 {
  font-size: 24px;
  margin-bottom: 6px;
}

.login-headline p {
  color: var(--text-secondary);
  font-size: 14px;
}

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

.quick-role-btn {
  background: var(--bg-tertiary);
  border: 1px solid rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
  padding: 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
}
.quick-role-btn:hover {
  background: var(--accent-color);
  color: white;
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}
.quick-role-btn span {
  font-size: 11px;
  font-weight: 400;
  opacity: 0.8;
}

/* Dashboard screen */
.dashboard-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.metric-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.metric-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.metric-title {
  font-size: 14px;
  color: var(--text-secondary);
}

.metric-icon {
  color: var(--accent-color);
  font-size: 18px;
}

.metric-value {
  font-size: 28px;
  font-weight: 700;
  font-family: var(--font-display);
}

.metric-trend {
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.trend-up { color: var(--status-free); }
.trend-down { color: var(--danger-color); }

.dashboard-details-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}

.recent-activity-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 350px;
  overflow-y: auto;
}

.activity-item {
  display: flex;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  font-size: 13px;
  border-left: 3px solid var(--accent-color);
}

/* Table management grid */
.floor-tabs-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--bg-tertiary);
  padding-bottom: 12px;
}

.floor-tabs {
  display: flex;
  gap: 8px;
}

.floor-tab {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 14px;
  padding: 8px 16px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}
.floor-tab:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}
.floor-tab.active {
  background: var(--accent-glow);
  color: var(--accent-color);
}

.table-status-legend {
  display: flex;
  gap: 12px;
  font-size: 12px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.tables-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.table-card {
  position: relative;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.2s;
  overflow: hidden;
  border-radius: var(--radius-md);
  padding: 18px;
  border-width: 2px;
}

.table-card:hover {
  transform: translateY(-4px);
}

.table-card.status-free {
  background: var(--bg-secondary);
  border-color: var(--bg-tertiary);
}
.table-card.status-free:hover {
  border-color: var(--status-free);
}

.table-card.status-occupied {
  background: var(--status-occupied-bg);
  border-color: var(--status-occupied);
}

.table-card.status-reserved {
  background: var(--status-reserved-bg);
  border-color: var(--status-reserved);
}

.table-card.status-bill_requested {
  background: var(--status-bill-requested-bg);
  border-color: var(--status-bill-requested);
  animation: pulse-border 1.5s infinite alternate;
}

.table-card.status-cleaning {
  background: var(--status-cleaning-bg);
  border-color: var(--status-cleaning);
}

@keyframes pulse-border {
  0% { box-shadow: 0 0 4px var(--status-bill-requested); }
  100% { box-shadow: 0 0 15px var(--status-bill-requested); }
}

.table-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.table-card-num {
  font-size: 32px;
  font-weight: 800;
  line-height: 1;
  font-family: var(--font-display);
}

.table-card-capacity {
  font-size: 11px;
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: 4px;
}

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

.table-card-timer {
  font-family: monospace;
  font-size: 13px;
  font-weight: 600;
}

.table-card-waiter {
  font-size: 12px;
  color: var(--text-secondary);
}

.table-card-items-badge {
  font-size: 11px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.waiter-call-bubble {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--danger-color);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 10px;
  animation: shake 0.5s infinite;
}

@keyframes shake {
  0%, 100% { transform: rotate(0); }
  25% { transform: rotate(-5deg); }
  75% { transform: rotate(5deg); }
}

/* Order Entry screen & Cart */
.order-entry-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  flex: 1;
}

.menu-catalog {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.menu-search-bar {
  display: flex;
  gap: 10px;
}
.menu-search-input {
  flex: 1;
  background: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-sm);
  color: white;
  padding: 10px 14px;
  font-size: 14px;
}

.category-tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 6px;
}
.category-tab {
  background: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  font-weight: 600;
}
.category-tab.active {
  background: var(--accent-color);
  color: white;
}

.menu-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  max-height: 550px;
  overflow-y: auto;
  padding-right: 4px;
}

.menu-item-card {
  background: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s;
}
.menu-item-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-2px);
}
.menu-item-card.snoozed {
  opacity: 0.5;
  cursor: not-allowed;
}

.item-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}
.item-card-name {
  font-size: 15px;
  font-weight: 600;
}
.item-card-price {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--accent-color);
}
.item-card-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.3;
}

.order-cart-panel {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--header-height) - 48px);
  background: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 20px;
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

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

.cart-items-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-right: 4px;
}

.cart-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
}
.cart-item-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.cart-item-name {
  font-size: 14px;
  font-weight: 600;
}
.cart-item-mods {
  font-size: 11px;
  color: var(--warning-color);
  font-style: italic;
}
.cart-item-qty-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  padding: 2px;
}
.qty-btn {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  border: none;
  background: var(--bg-secondary);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.qty-val {
  font-size: 13px;
  font-weight: 600;
  min-width: 18px;
  text-align: center;
}
.cart-item-price {
  font-size: 14px;
  font-weight: 700;
  min-width: 55px;
  text-align: right;
}

.cart-notes-section {
  margin-top: 12px;
}
.cart-notes-input {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--bg-tertiary);
  color: white;
  border-radius: var(--radius-sm);
  padding: 8px;
  font-size: 12px;
  resize: none;
}

.cart-summary {
  border-top: 1px solid var(--bg-tertiary);
  padding-top: 12px;
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-secondary);
}
.summary-row.total {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
  border-top: 1px dashed var(--bg-tertiary);
  padding-top: 8px;
  margin-top: 4px;
}

/* Modifiers popup modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 480px;
  padding: 24px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--bg-tertiary);
  padding-bottom: 12px;
}
.modifier-options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.modifier-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 0.2s;
}
.modifier-option.selected {
  border: 1px solid var(--accent-color);
  background: var(--accent-glow);
}
.option-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}

/* Kitchen Display System (KDS) */
.kds-stations-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.kds-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  align-items: flex-start;
}
.kot-card {
  background: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border-top: 4px solid var(--accent-color);
}
.kot-card.priority-high {
  border-top-color: var(--danger-color);
  animation: flash-border 1.5s infinite alternate;
}
@keyframes flash-border {
  0% { border-top-color: var(--danger-color); }
  100% { border-top-color: var(--warning-color); }
}

.kot-header {
  background: var(--bg-tertiary);
  padding: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.kot-table-num {
  font-size: 20px;
  font-weight: 800;
  font-family: var(--font-display);
}
.kot-meta {
  font-size: 11px;
  color: var(--text-secondary);
  text-align: right;
  display: flex;
  flex-direction: column;
}
.kot-items-list {
  list-style: none;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-bottom: 1px solid var(--bg-tertiary);
}
.kot-item {
  display: flex;
  flex-direction: column;
}
.kot-item-row {
  display: flex;
  justify-content: space-between;
}
.kot-item-name {
  font-size: 15px;
  font-weight: 600;
}
.kot-item-qty {
  font-weight: 700;
  color: var(--accent-color);
}
.kot-item-mods {
  font-size: 12px;
  color: var(--warning-color);
  font-style: italic;
  margin-top: 2px;
}
.kot-actions {
  display: grid;
  grid-template-columns: 1fr;
  padding: 10px;
  gap: 8px;
}

/* Aggregator Orders */
.aggregator-tabs {
  display: flex;
  gap: 12px;
}
.aggregator-feed {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feed-column {
  background: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 400px;
}
.column-title {
  font-size: 16px;
  font-weight: 700;
  border-bottom: 1px solid var(--bg-tertiary);
  padding-bottom: 8px;
  display: flex;
  justify-content: space-between;
}
.aggregator-card {
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  padding: 14px;
  border-left: 4px solid #fff;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.aggregator-card.swiggy { border-left-color: #fc8019; }
.aggregator-card.zomato { border-left-color: #cb202d; }
.aggregator-card-header {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
}

/* Billing Screen */
.billing-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 24px;
}
.billing-split-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.split-tabs {
  display: flex;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  padding: 4px;
}
.split-tab {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: 8px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
}
.split-tab.active {
  background: var(--bg-secondary);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.thermal-receipt-preview {
  background: white;
  color: #111;
  padding: 30px 20px;
  border-radius: var(--radius-sm);
  font-family: 'Courier New', Courier, monospace;
  font-size: 13px;
  box-shadow: var(--shadow-lg);
  border: 1px solid #ddd;
}
.receipt-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
}
.receipt-logo {
  font-weight: 800;
  font-size: 16px;
}
.receipt-divider {
  border-top: 1px dashed #555;
  margin: 8px 0;
}
.receipt-items-table {
  width: 100%;
  border-collapse: collapse;
}
.receipt-totals {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 12px;
}
.receipt-row {
  display: flex;
  justify-content: space-between;
}

/* Split math views */
.split-item-selector {
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-sm);
  padding: 12px;
  background: var(--bg-secondary);
  max-height: 250px;
  overflow-y: auto;
}
.split-group-card {
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--radius-sm);
  padding: 12px;
  background: var(--bg-primary);
}

/* Reports */
.reports-layout {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.report-row-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.report-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.closing-panel {
  border: 1.5px solid var(--danger-color);
  background: var(--danger-bg);
}

/* Settings and Printer configuration */
.settings-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.settings-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-input {
  background: var(--bg-primary);
  border: 1px solid var(--bg-tertiary);
  color: white;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}

/* --- Multi-View Sandbox --- */
.sandbox-viewports-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  flex: 1;
}
.sandbox-viewport {
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
  border: 2px solid var(--bg-tertiary);
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 600px;
}
.sandbox-viewport-header {
  background: var(--bg-tertiary);
  padding: 10px 14px;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--bg-primary);
  color: var(--accent-color);
}
.sandbox-viewport-content {
  flex: 1;
  overflow-y: auto;
  padding: 14px;
}

/* Phone Simulator Viewport specific (for customer QR menu in sandbox) */
.phone-viewport {
  border-color: #4b5563;
  max-width: 380px;
  margin: 0 auto;
  border-radius: 30px;
  height: 560px;
  box-shadow: 0 0 0 8px #1f2937, 0 10px 30px rgba(0,0,0,0.5);
}

/* Customer QR Code Screen (Full-width simulation for standalone view) */
.customer-view-container {
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
  min-height: 100vh;
}
.customer-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--bg-tertiary);
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}
.customer-menu-layout {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex: 1;
}

/* Print simulation stylesheets */
@media print {
  body * {
    visibility: hidden;
  }
  .print-area, .print-area * {
    visibility: visible;
  }
  .print-area {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
  }
}

/* Sidebar collapsing & Widescreen modes */
.app-sidebar, .app-content {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#app.sidebar-collapsed .app-sidebar {
  transform: translateX(-100%);
  opacity: 0;
  pointer-events: none;
}

#app.sidebar-collapsed .app-content {
  margin-left: 0;
  width: 100%;
}

#app.fullscreen-sandbox .app-header {
  display: none !important;
}

#app.fullscreen-sandbox .app-sidebar {
  display: none !important;
}

#app.fullscreen-sandbox .app-content {
  margin-left: 0 !important;
  margin-top: 0 !important;
  padding: 12px !important;
  width: 100vw;
  height: 100vh;
}

/* Widescreen Sandbox Layout Presets */
.sandbox-viewports-grid {
  transition: all 0.3s ease;
}

.sandbox-viewports-grid.layout-split {
  grid-template-columns: repeat(2, 1fr) !important;
}

.sandbox-viewports-grid.layout-focus {
  grid-template-columns: 1fr !important;
}

.sandbox-viewport {
  transition: all 0.2s ease;
  height: 650px !important;
}

#app.fullscreen-sandbox .sandbox-viewport {
  height: calc(100vh - 80px) !important;
}

/* Dense sandbox element layouts */
.sandbox-viewport .menu-items-grid {
  max-height: 380px;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px;
}

.sandbox-viewport .menu-item-card {
  padding: 10px;
  gap: 6px;
}

.sandbox-viewport .order-cart-panel {
  height: auto;
  position: static;
  padding: 12px;
}

.sandbox-viewport .billing-layout {
  grid-template-columns: 1fr !important;
  gap: 12px;
}

.sandbox-viewport .kds-grid {
  grid-template-columns: 1fr !important;
  gap: 12px;
}

.sandbox-viewport .kot-card {
  margin-bottom: 6px;
}

.sandbox-viewport .billing-split-container {
  gap: 10px;
}

/* Mobile Responsiveness & Hamburger Menu Styles */
@media (max-width: 768px) {
  #btn-toggle-menu-mobile {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
  }
  
  .app-sidebar {
    transform: translateX(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
    box-shadow: 10px 0 30px rgba(0, 0, 0, 0.4);
    z-index: 150;
  }
  
  /* When sidebar is NOT collapsed, it should slide in */
  #app:not(.sidebar-collapsed) .app-sidebar {
    transform: translateX(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  .app-content {
    margin-left: 0 !important;
    width: 100vw !important;
    padding: 16px !important;
  }
  
  /* Sandbox Grid layout overrides */
  .sandbox-viewports-grid {
    grid-template-columns: 1fr !important;
  }
  
  .sandbox-viewport {
    height: 580px !important;
  }
  
  /* Tables floor grid overrides */
  .tables-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)) !important;
    gap: 12px !important;
  }
  
  .table-card {
    min-height: 150px !important;
    padding: 12px !important;
  }
  
  .table-card-num {
    font-size: 24px !important;
  }

  /* Order Entry panel overrides */
  .order-entry-layout {
    grid-template-columns: 1fr !important;
  }
  
  .order-cart-panel {
    position: static !important;
    height: auto !important;
    margin-top: 20px;
  }

  /* Billing Screen overrides */
  .billing-layout {
    grid-template-columns: 1fr !important;
  }

  /* Dashboard Screen overrides */
  .dashboard-details-row {
    grid-template-columns: 1fr !important;
  }

  /* Reports Screen overrides */
  .report-row-summary {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  
  .report-details-grid {
    grid-template-columns: 1fr !important;
  }
}