/* ==========================================
   CSS RESET & VARIABLES
   ========================================== */
:root {
  /* Color Palette (Organic Sage Green & Warm Cream matching the Logo) */
  --bg-gradient: linear-gradient(135deg, #090c07 0%, #11170d 100%);
  --bg-app: #090c07;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --border-glass: rgba(106, 142, 92, 0.12);
  --border-glass-focus: rgba(106, 142, 92, 0.28);
  
  --primary: hsl(104, 28%, 52%); /* Sage Green from Logo */
  --primary-glow: hsla(104, 28%, 52%, 0.15);
  --secondary: hsl(38, 30%, 75%); /* Warm Cream/Beige from Logo */
  
  --text-primary: #f2f4f2;
  --text-muted: #8c968a; /* Olive Gray */
  --text-dark: #12180d;
  
  --success: hsl(104, 35%, 48%);
  --success-glow: hsla(104, 35%, 48%, 0.2);
  --danger: hsl(354, 75%, 56%);
  --danger-glow: hsla(354, 75%, 56%, 0.2);
  --info: hsl(195, 65%, 50%);
  
  /* Fonts & Shadows */
  --font-main: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --shadow-premium: 0 8px 32px 0 rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 15px var(--primary-glow);
  --shadow-inner: inset 0 2px 4px 0 rgba(255, 255, 255, 0.03);
  
  /* Transitions */
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent; /* Disable tap highlight on mobile Safari */
}

body {
  font-family: var(--font-main);
  background: var(--bg-app);
  background-image: var(--bg-gradient);
  color: var(--text-primary);
  min-height: 100vh;
  min-height: -webkit-fill-available;
  overflow-x: hidden;
  padding-bottom: calc(80px + env(safe-area-inset-bottom));
}

html {
  height: -webkit-fill-available;
  scroll-behavior: smooth;
}

/* Glassmorphism utility class */
.glass {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: 20px;
  box-shadow: var(--shadow-premium), var(--shadow-inner);
  transition: var(--transition-smooth);
}

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

/* ==========================================
   LAYOUT: HEADER
   ========================================== */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 10, 15, 0.7);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--border-glass);
  padding: calc(15px + env(safe-area-inset-top)) 20px 15px 20px;
}

.header-container {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-image {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--primary);
  box-shadow: 0 0 10px rgba(106, 142, 92, 0.25);
}

.logo-area h1 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(to right, #ffffff, #e2e8f0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-area .subtitle {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
  margin-top: 1px;
}

.date-badge {
  font-size: 13px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.06);
  padding: 6px 14px;
  border-radius: 99px;
  border: 1px solid var(--border-glass);
  color: var(--primary);
}

/* ==========================================
   LAYOUT: CONTENT & TABS
   ========================================== */
.app-content {
  max-width: 600px;
  margin: 0 auto;
  padding: 20px;
}

.tab-panel {
  display: none;
  animation: fadeIn 0.4s ease;
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 20px;
  background: linear-gradient(120deg, #fff 30%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-title {
  font-size: 17px;
  font-weight: 600;
  margin: 25px 0 12px 0;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================
   COMPONENTS: DASHBOARD
   ========================================== */
.welcome-banner {
  background: linear-gradient(135deg, rgba(106, 142, 92, 0.12) 0%, rgba(234, 229, 218, 0.03) 100%);
  border: 1px solid hsla(104, 28%, 52%, 0.18);
  border-radius: 20px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.25);
}

.welcome-banner h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
}

.welcome-banner p {
  color: var(--text-muted);
  font-size: 14px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}

.metrics-grid .metric-card:first-child {
  grid-column: span 2;
}

.metric-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
}

.metric-icon {
  font-size: 26px;
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
}

.metric-info {
  display: flex;
  flex-direction: column;
}

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

.metric-value {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-top: 2px;
}

.metric-card:first-child .metric-value {
  color: var(--primary);
  text-shadow: 0 0 10px rgba(230, 161, 28, 0.2);
}

/* Alerts and lists */
.alerts-container {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.alert-group {
  padding: 16px;
}

.alert-group h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 8px;
}

.alert-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.alert-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
}

.alert-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
}

.alert-danger {
  background: var(--danger-glow);
  color: var(--danger);
  border: 1px solid hsla(354, 85%, 56%, 0.2);
}

.alert-warning {
  background: rgba(230, 161, 28, 0.1);
  color: var(--primary);
  border: 1px solid hsla(38, 92%, 56%, 0.2);
}

.empty-state {
  text-align: center;
  padding: 20px;
  color: var(--text-muted);
  font-size: 13px;
  font-style: italic;
}

/* Recent Activity List */
.activity-list {
  padding: 10px;
}

.activity-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  border-bottom: 1px solid var(--border-glass);
  font-size: 14px;
}

.activity-item:last-child {
  border-bottom: none;
}

.activity-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.activity-title {
  font-weight: 600;
}

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

.activity-amount {
  font-weight: 700;
  color: var(--success);
}

/* ==========================================
   SUB NAVIGATION (TABS WITHIN TABS)
   ========================================== */
.sub-nav {
  display: flex;
  gap: 8px;
  background: rgba(255, 255, 255, 0.03);
  padding: 4px;
  border-radius: 12px;
  border: 1px solid var(--border-glass);
  margin-bottom: 16px;
}

.sub-nav-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 10px;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 14px;
  border-radius: 9px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.sub-nav-btn.active {
  background: var(--primary);
  color: var(--text-dark);
  box-shadow: 0 4px 12px rgba(230, 161, 28, 0.3);
}

.sub-nav-btn-mini {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 14px;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.sub-nav-btn-mini.active {
  background: rgba(255,255,255,0.08);
  color: #fff;
  border: 1px solid var(--border-glass);
}

.sub-panel-content {
  display: none;
}

.sub-panel-content.active {
  display: block;
}

/* ==========================================
   COMPONENTS: LISTS & PRODUCTS
   ========================================== */
.action-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.search-input {
  flex: 1;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  padding: 12px 16px;
  border-radius: 14px;
  color: #fff;
  font-family: var(--font-main);
  font-size: 14px;
  outline: none;
  transition: var(--transition-smooth);
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.products-list-container, .ingredients-list-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.product-item-card, .ingredient-item-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
}

.item-main {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.item-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
}

.item-meta {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  gap: 12px;
}

.item-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.item-qty {
  font-size: 16px;
  font-weight: 700;
}

.item-qty-warning {
  color: var(--danger);
}

.item-price-tag {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
}

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

/* ==========================================
   COMPONENTS: BUTTONS
   ========================================== */
.btn {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
  padding: 12px 20px;
  border-radius: 14px;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition-bounce);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}

.btn:active {
  transform: scale(0.95);
}

.btn-primary {
  background: var(--primary);
  color: var(--text-dark);
  border: none;
  box-shadow: 0 4px 15px rgba(230, 161, 28, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(230, 161, 28, 0.4);
}

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

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

.btn-success {
  background: var(--success);
  color: #fff;
  border: none;
  box-shadow: 0 4px 15px var(--success-glow);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
  border: none;
  box-shadow: 0 4px 15px var(--danger-glow);
}

.btn-small {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: 8px;
}

.btn-clear {
  background: transparent;
  border: none;
  color: var(--danger);
  font-weight: 600;
  font-size: 13px;
  font-family: var(--font-main);
  cursor: pointer;
}

/* ==========================================
   COMPONENTS: PRODUCE & IMPORT
   ========================================== */
.action-cards-grid {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.action-big-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  cursor: pointer;
}

.action-card-icon {
  font-size: 32px;
  width: 60px;
  height: 60px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
}

.action-card-info h3 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.action-card-info p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

.cook-card:hover .action-card-icon {
  background: rgba(230, 161, 28, 0.1);
  border-color: var(--primary);
}

.import-card:hover .action-card-icon {
  background: rgba(224, 76, 36, 0.1);
  border-color: var(--secondary);
}

/* Batch log styling */
.batch-logs-section {
  margin-top: 30px;
}

.batch-logs-list {
  padding: 10px;
}

.batch-log-item {
  padding: 14px;
  border-bottom: 1px solid var(--border-glass);
}

.batch-log-item:last-child {
  border-bottom: none;
}

.batch-log-header {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}

.batch-log-sub {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}

.batch-log-ingredients {
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-muted);
  background: rgba(0,0,0,0.15);
  padding: 8px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.02);
}

/* ==========================================
   COMPONENTS: POS / POINT OF SALE
   ========================================== */
.pos-layout {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.pos-products {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.pos-categories, .inv-categories {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  margin-bottom: 12px;
  overflow-x: auto;
  padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
}

.pos-categories::-webkit-scrollbar, .inv-categories::-webkit-scrollbar {
  display: none;
}

.pos-cat-btn, .inv-cat-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 12px;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition-bounce);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.pos-cat-btn:hover, .inv-cat-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: var(--border-glass-focus);
}

.pos-cat-btn.active, .inv-cat-btn.active {
  background: var(--primary);
  color: var(--text-dark);
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(230, 161, 28, 0.3);
}

.pos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.pos-item-card {
  padding: 16px;
  text-align: center;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.pos-item-card:active {
  transform: scale(0.96);
}

.pos-item-icon {
  font-size: 24px;
}

.pos-item-title {
  font-weight: 600;
  font-size: 14px;
  color: #fff;
}

.pos-item-price {
  font-size: 13px;
  color: var(--primary);
  font-weight: 700;
}

.pos-item-stock {
  font-size: 10px;
  color: var(--text-muted);
}

/* --- Quick-Add Hold Menu --- */
.pos-item-card {
  position: relative;
  overflow: hidden;
  user-select: none;
  -webkit-user-select: none;
}

.pos-quick-add {
  position: absolute;
  inset: 0;
  background: rgba(9, 12, 7, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  opacity: 0;
  pointer-events: none;
  transform: scale(0.85);
  transition: opacity 0.18s ease, transform 0.18s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  z-index: 10;
}

.pos-quick-add.visible {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1);
}

.quick-add-btn {
  background: var(--primary);
  color: var(--text-dark);
  border: none;
  border-radius: 12px;
  padding: 10px 14px;
  font-family: var(--font-main);
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s;
  box-shadow: 0 4px 14px rgba(106, 142, 92, 0.45);
  min-width: 48px;
}

.quick-add-btn:hover {
  background: hsl(104, 35%, 60%);
  transform: scale(1.1);
}

.quick-add-btn.hovered {
  background: #fff;
  color: #090c07;
  transform: scale(1.18);
  box-shadow: 0 6px 22px rgba(255, 255, 255, 0.35), 0 0 0 3px var(--primary);
  z-index: 2;
}

.quick-add-btn:active {
  transform: scale(0.95);
  background: hsl(104, 35%, 45%);
}

.pos-item-card.holding {
  transform: scale(0.96);
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 2px var(--primary), var(--shadow-premium) !important;
}

/* --- Cart Collapsible Bottom Sheet & Sidebar --- */

/* Backdrop (Mobile Only) */
.cart-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 140;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.cart-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

/* Base Mobile Collapsed State */
.pos-cart {
  position: fixed;
  bottom: calc(75px + env(safe-area-inset-bottom));
  left: 16px;
  right: 16px;
  z-index: 150;
  padding: 12px 16px;
  border-radius: 18px;
  background: rgba(19, 21, 32, 0.85);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5), var(--shadow-inner);
  border: 1px solid var(--border-glass);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1);
  max-height: 72px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.pos-cart:not(.expanded) .cart-header,
.pos-cart:not(.expanded) .cart-items-container,
.pos-cart:not(.expanded) .cart-mobile-trigger {
  display: none !important;
}

/* Mobile Expanded Bottom Sheet State */
.pos-cart.expanded {
  max-height: 70vh;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 24px 24px 0 0;
  padding: 20px;
  padding-bottom: calc(85px + env(safe-area-inset-bottom));
  overflow-y: auto;
}

.cart-mobile-trigger {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 20px;
  margin-top: -10px;
  margin-bottom: 5px;
  cursor: pointer;
}

.cart-mobile-handle {
  width: 40px;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 99px;
}

.cart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 10px;
}

.cart-items-container {
  max-height: 280px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cart-item-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  background: rgba(255, 255, 255, 0.02);
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-glass);
  min-height: 58px;
  gap: 10px;
}

.cart-item-row > span:first-child {
  flex: 1;
  min-width: 0;
  line-height: 1.3;
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cart-item-qty-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-qty {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid var(--border-glass);
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-weight: bold;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-item-price {
  font-weight: 700;
  color: var(--primary);
  flex-shrink: 0;
  width: 95px;
  text-align: right;
  white-space: nowrap;
}

.cart-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
}

.pos-cart.expanded .cart-summary {
  border-top: 1px solid var(--border-glass);
  padding-top: 15px;
  margin-top: auto;
}

/* Summary Click Area */
.summary-click-area {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  flex: 1;
}

.cart-icon-wrapper {
  position: relative;
  font-size: 20px;
  background: rgba(255, 255, 255, 0.08);
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-glass);
}

.cart-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--secondary);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.summary-price-info {
  display: flex;
  flex-direction: column;
}

.summary-label-mobile {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.summary-total-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  text-shadow: 0 0 10px rgba(230, 161, 28, 0.1);
}

.btn-checkout {
  padding: 12px 20px;
  font-size: 15px;
  border-radius: 14px;
}

/* Mobile: hide checkout button subtotal price */
.btn-checkout .c-total-btn-desktop {
  display: none;
}

/* ==========================================
   RESPONSIVE DESIGN (TABLET & DESKTOP)
   ========================================== */

@media (min-width: 768px) {
  .pos-layout {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    gap: 24px;
    align-items: start;
  }

  .cart-backdrop {
    display: none !important;
  }

  .pos-cart {
    position: sticky;
    top: 100px;
    left: auto;
    right: auto;
    bottom: auto;
    z-index: 10;
    max-height: calc(100vh - 200px);
    border-radius: 20px;
    padding: 20px;
    background: var(--bg-card);
    overflow-y: auto;
  }

  .pos-cart.expanded {
    max-height: calc(100vh - 200px);
    border-radius: 20px;
    padding: 20px;
    padding-bottom: 20px;
  }

  .pos-cart:not(.expanded) .cart-header,
  .pos-cart:not(.expanded) .cart-items-container {
    display: flex !important;
  }

  .pos-cart:not(.expanded) .cart-items-container {
    flex-direction: column;
  }

  .summary-click-area {
    pointer-events: none;
    flex: 1;
    margin-bottom: 12px;
  }

  .cart-icon-wrapper {
    display: none !important;
  }

  .summary-price-info {
    flex-direction: row;
    justify-content: space-between;
    width: 100%;
  }

  .summary-label-mobile {
    font-size: 0;
  }

  .summary-label-mobile::before {
    content: "Tạm tính";
    font-size: 14px;
    color: var(--text-muted);
    text-transform: none;
    letter-spacing: normal;
    font-weight: 500;
  }

  .summary-total-price {
    font-size: 18px;
  }

  .cart-summary {
    flex-direction: column;
    align-items: stretch;
    border-top: 1px solid var(--border-glass);
    padding-top: 15px;
    margin-top: auto;
  }

  .btn-checkout {
    width: 100%;
    padding: 14px;
    font-size: 16px;
  }

  .btn-checkout .c-total-btn-desktop {
    display: inline;
  }
}

@media (min-width: 992px) {
  .header-container, .app-content {
    max-width: 1100px;
  }
}

/* ==========================================
   COMPONENTS: REPORTS & SETTINGS
   ========================================== */
.report-filters {
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  margin-bottom: 20px;
}

.select-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  padding: 8px 12px;
  border-radius: 10px;
  color: #fff;
  font-family: var(--font-main);
  outline: none;
}

.reports-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.rep-card {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rep-title {
  font-size: 12px;
  color: var(--text-muted);
}

.rep-val {
  font-size: 18px;
  font-weight: 700;
}

.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-info { color: var(--info); }

.report-charts {
  padding: 20px;
  margin-bottom: 25px;
}

.breakdown-chart-container {
  margin-top: 15px;
}

.progress-bar-container {
  height: 12px;
  background: var(--border-glass);
  border-radius: 99px;
  overflow: hidden;
  display: flex;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(to right, var(--primary), var(--secondary));
  transition: width 0.5s ease;
}

.breakdown-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  margin-top: 8px;
  color: var(--text-muted);
}

.settings-group {
  padding: 20px;
}

.settings-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
  margin: 8px 0 16px 0;
}

.settings-buttons {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.settings-buttons button, .settings-buttons label {
  width: 100%;
}

/* ==========================================
   NAVIGATION BAR (BOTTOM)
   ========================================== */
.app-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13, 14, 18, 0.8);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-around;
  padding: 10px 10px calc(10px + env(safe-area-inset-bottom)) 10px;
  box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.5);
}

.nav-item {
  background: transparent;
  border: none;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-family: var(--font-main);
  font-weight: 500;
  font-size: 10px;
  cursor: pointer;
  flex: 1;
  transition: var(--transition-smooth);
}

.nav-icon {
  width: 22px;
  height: 22px;
  fill: currentColor;
  transition: var(--transition-smooth);
}

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

.nav-item.active .nav-icon {
  transform: translateY(-2px);
  filter: drop-shadow(0 2px 5px rgba(230, 161, 28, 0.3));
}

/* ==========================================
   MODAL WINDOWS
   ========================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  width: 100%;
  max-width: 480px;
  padding: 24px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.15);
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-large {
  max-width: 550px;
}

.modal-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 18px;
  color: #fff;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 10px;
}

/* Form Styles inside Modals */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.form-input, .select-input {
  width: 100%;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  color: #fff;
  font-family: var(--font-main);
  font-size: 14px;
  outline: none;
}

.form-input:focus, .select-input:focus {
  border-color: var(--primary);
}

.select-input option {
  background-color: #131520;
  color: #f3f4f6;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

/* Production details ingredient selector */
.ingredient-rows-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 200px;
  overflow-y: auto;
  padding-right: 4px;
}

.ingredient-form-row {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr 40px;
  gap: 8px;
  align-items: center;
}

.calculated-val {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-glass);
  padding: 12px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 14px;
  min-height: 46px;
  display: flex;
  align-items: center;
}

.cost-summary-box {
  background: rgba(230, 161, 28, 0.05);
  border: 1px solid rgba(230, 161, 28, 0.15);
  padding: 15px;
  border-radius: 16px;
  margin-top: 15px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 24px;
}

/* Scrollbar tweaks */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--border-glass);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-glass-focus);
}

/* ==========================================
   SECURITY: LOGIN SCREEN OVERLAY
   ========================================== */
.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 99999; /* Đảm bảo đè lên toàn bộ app bao gồm cả navbar */
  background: var(--bg-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.4s ease;
}

.login-overlay.hidden {
  display: none !important;
}

.login-box {
  width: 100%;
  max-width: 400px;
  padding: 35px 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(106, 142, 92, 0.25);
}

.login-logo {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
  margin-bottom: 16px;
  box-shadow: 0 0 20px rgba(106, 142, 92, 0.35);
}

.login-box h2 {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.login-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 28px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 600;
}

.login-box form {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.login-error-msg {
  color: var(--danger);
  background: var(--danger-glow);
  border: 1px solid hsla(354, 85%, 56%, 0.2);
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 500;
  width: 100%;
  text-align: center;
  animation: shake 0.3s ease;
}

.btn-login {
  width: 100%;
  margin-top: 10px;
  font-size: 15px;
  padding: 14px;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

.password-input-wrapper {
  position: relative;
  width: 100%;
}

.password-input-wrapper .form-input {
  padding-right: 48px !important;
}

.btn-toggle-password {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  user-select: none;
  transition: var(--transition-smooth);
}

.btn-toggle-password:hover {
  color: var(--text-primary);
}