/* ==========================================================================
   TapOps Design System - Complete Stylesheet
   A professional dark theme for pub/bar operations
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables
   -------------------------------------------------------------------------- */
:root {
  /* Primary Colors - Amber/Whiskey tones for hospitality warmth */
  --color-primary: #D4A84B;
  --color-primary-hover: #E8BC5F;
  --color-primary-dark: #B8923D;

  /* Background Layers (darkest to lightest) */
  --color-bg-darkest: #0D0F12;
  --color-bg-dark: #141820;
  --color-bg-card: #1A1F2A;
  --color-bg-elevated: #222836;
  --color-bg-input: #1E2330;

  /* Text Colors */
  --color-text-primary: #F5F5F5;
  --color-text-secondary: #9CA3AF;
  --color-text-tertiary: #6B7280;
  --color-text-inverse: #0D0F12;

  /* Semantic Colors */
  --color-success: #22C55E;
  --color-success-bg: rgba(34, 197, 94, 0.15);
  --color-warning: #F59E0B;
  --color-warning-bg: rgba(245, 158, 11, 0.15);
  --color-danger: #EF4444;
  --color-danger-bg: rgba(239, 68, 68, 0.15);
  --color-info: #3B82F6;
  --color-info-bg: rgba(59, 130, 246, 0.15);

  /* Border Colors */
  --color-border: #2D3548;
  --color-border-subtle: #232938;
  --color-border-focus: #D4A84B;

  /* Category Colors */
  --category-spirits: #8B5CF6;
  --category-beer: #F59E0B;
  --category-wine: #DC2626;
  --category-soft-drinks: #06B6D4;
  --category-food: #22C55E;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

  /* Type Scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;

  /* Font Weights */
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px rgba(212, 168, 75, 0.3);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--color-text-primary);
  background-color: var(--color-bg-darkest);
  min-height: 100vh;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
}

button {
  font-family: inherit;
  cursor: pointer;
}

img {
  max-width: 100%;
  height: auto;
}

/* --------------------------------------------------------------------------
   Layout - App Shell
   -------------------------------------------------------------------------- */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 240px;
  background-color: var(--color-bg-dark);
  border-right: 1px solid var(--color-border-subtle);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  z-index: 100;
  transition: transform var(--transition-normal);
}

.sidebar-header {
  padding: var(--space-5);
  border-bottom: 1px solid var(--color-border-subtle);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.sidebar-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-inverse);
  font-weight: var(--font-bold);
  font-size: var(--text-lg);
}

.sidebar-logo-text {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4);
  overflow-y: auto;
}

.nav-section {
  margin-bottom: var(--space-6);
}

.nav-section-title {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0 var(--space-3);
  margin-bottom: var(--space-2);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  transition: all var(--transition-fast);
  margin-bottom: var(--space-1);
}

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

.nav-item.active {
  background-color: rgba(212, 168, 75, 0.15);
  color: var(--color-primary);
}

.nav-item-icon {
  width: 20px;
  height: 20px;
  opacity: 0.7;
  flex-shrink: 0;
}

.nav-item.active .nav-item-icon {
  opacity: 1;
}

.nav-item-badge {
  margin-left: auto;
  background-color: var(--color-danger);
  color: white;
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  padding: 2px 6px;
  border-radius: var(--radius-full);
  min-width: 18px;
  text-align: center;
}

.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
}

.user-menu {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.user-menu:hover {
  background-color: var(--color-bg-elevated);
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #6366F1, #8B5CF6);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  flex-shrink: 0;
}

.user-info {
  flex: 1;
  min-width: 0;
}

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

.user-role {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

/* Main Content Area */
.main-content {
  flex: 1;
  margin-left: 240px;
  padding: var(--space-6);
  min-height: 100vh;
}

/* Page Header */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.page-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

.page-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.page-actions {
  display: flex;
  gap: var(--space-3);
}

/* Mobile Header */
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  background-color: var(--color-bg-dark);
  border-bottom: 1px solid var(--color-border-subtle);
  padding: 0 var(--space-4);
  align-items: center;
  justify-content: space-between;
  z-index: 99;
}

.mobile-menu-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--color-text-primary);
  cursor: pointer;
}

.mobile-logo {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 99;
}

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

/* Responsive Layout */
@media (max-width: 1024px) {
  .mobile-header {
    display: flex;
  }

  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
    padding: var(--space-4);
    padding-top: calc(56px + var(--space-4));
  }
}

/* --------------------------------------------------------------------------
   Typography Classes
   -------------------------------------------------------------------------- */
.text-heading-1 {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  line-height: 1.25;
}

.text-heading-2 {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.text-heading-3 {
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
}

.text-body {
  font-size: var(--text-base);
  font-weight: var(--font-normal);
  color: var(--color-text-primary);
  line-height: 1.5;
}

.text-secondary {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.text-label {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.text-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-hover);
  box-shadow: var(--shadow-glow);
}

.btn-primary:active:not(:disabled) {
  background-color: var(--color-primary-dark);
}

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

.btn-secondary:hover:not(:disabled) {
  background-color: #2D3548;
  border-color: var(--color-text-tertiary);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-secondary);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-bg-elevated);
  color: var(--color-text-primary);
}

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

.btn-danger:hover:not(:disabled) {
  background-color: #DC2626;
}

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

.btn-success:hover:not(:disabled) {
  background-color: #16A34A;
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
}

/* Icon Button */
.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: var(--radius-md);
}

.btn-icon-sm {
  width: 28px;
  height: 28px;
}

/* --------------------------------------------------------------------------
   Form Elements
   -------------------------------------------------------------------------- */
.input,
.select,
.textarea {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-family: inherit;
  color: var(--color-text-primary);
  background-color: var(--color-bg-input);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-text-tertiary);
}

.input:focus,
.select:focus,
.textarea:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(212, 168, 75, 0.2);
}

.input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.input-error {
  border-color: var(--color-danger);
}

.input-error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

/* Select */
.select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%239CA3AF' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

/* Textarea */
.textarea {
  min-height: 100px;
  resize: vertical;
}

/* Form Group */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.form-label-required::after {
  content: " *";
  color: var(--color-danger);
}

.form-help {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  margin-top: var(--space-1);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-danger);
  margin-top: var(--space-1);
}

/* Form Row */
.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* Checkbox & Radio */
.checkbox,
.radio {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.checkbox input,
.radio input {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
}

.card-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.card-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.card-body {
  /* Content container */
}

.card-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
}

/* Stat Card */
.stat-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.stat-card-label {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

.stat-card-value {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

.stat-card-change {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  margin-top: var(--space-2);
}

.stat-card-change.positive {
  color: var(--color-success);
}

.stat-card-change.negative {
  color: var(--color-danger);
}

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

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.table td {
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border-subtle);
  vertical-align: middle;
}

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

.table tr:hover td {
  background-color: var(--color-bg-elevated);
}

.table-compact th,
.table-compact td {
  padding: var(--space-2) var(--space-3);
}

/* --------------------------------------------------------------------------
   Badges & Tags
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
}

.badge-success {
  background-color: var(--color-success-bg);
  color: var(--color-success);
}

.badge-warning {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
}

.badge-danger {
  background-color: var(--color-danger-bg);
  color: var(--color-danger);
}

.badge-info {
  background-color: var(--color-info-bg);
  color: var(--color-info);
}

.badge-neutral {
  background-color: var(--color-bg-elevated);
  color: var(--color-text-secondary);
}

/* Category Tags */
.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-sm);
}

.tag-spirits {
  background-color: rgba(139, 92, 246, 0.2);
  color: var(--category-spirits);
}

.tag-beer {
  background-color: rgba(245, 158, 11, 0.2);
  color: var(--category-beer);
}

.tag-wine {
  background-color: rgba(220, 38, 38, 0.2);
  color: var(--category-wine);
}

.tag-soft-drinks {
  background-color: rgba(6, 182, 212, 0.2);
  color: var(--category-soft-drinks);
}

.tag-food {
  background-color: rgba(34, 197, 94, 0.2);
  color: var(--category-food);
}

/* --------------------------------------------------------------------------
   Alerts
   -------------------------------------------------------------------------- */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid;
}

.alert-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.alert-content {
  flex: 1;
}

.alert-title {
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-1);
}

.alert-message {
  font-size: var(--text-sm);
  opacity: 0.9;
}

.alert-warning {
  background-color: var(--color-warning-bg);
  border-color: rgba(245, 158, 11, 0.3);
  color: var(--color-warning);
}

.alert-danger {
  background-color: var(--color-danger-bg);
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--color-danger);
}

.alert-success {
  background-color: var(--color-success-bg);
  border-color: rgba(34, 197, 94, 0.3);
  color: var(--color-success);
}

.alert-info {
  background-color: var(--color-info-bg);
  border-color: rgba(59, 130, 246, 0.3);
  color: var(--color-info);
}

/* --------------------------------------------------------------------------
   Modal
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--space-4);
  animation: fadeIn 0.2s ease;
}

.modal-overlay.hidden {
  display: none;
}

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

.modal {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-lg {
  max-width: 640px;
}

.modal-xl {
  max-width: 800px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5);
  border-bottom: 1px solid var(--color-border-subtle);
}

.modal-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

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

.modal-body {
  padding: var(--space-5);
  overflow-y: auto;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border-subtle);
  background-color: var(--color-bg-elevated);
}

/* --------------------------------------------------------------------------
   Dropdown
   -------------------------------------------------------------------------- */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--space-1);
  min-width: 180px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 50;
  overflow: hidden;
  animation: dropdownOpen 0.15s ease;
}

.dropdown-menu.hidden {
  display: none;
}

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

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.dropdown-item:hover {
  background-color: var(--color-bg-elevated);
}

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

.dropdown-divider {
  height: 1px;
  background-color: var(--color-border-subtle);
  margin: var(--space-1) 0;
}

/* --------------------------------------------------------------------------
   Staff Scheduling Grid
   -------------------------------------------------------------------------- */
.schedule-container {
  overflow-x: auto;
}

.schedule-grid {
  display: grid;
  grid-template-columns: 140px repeat(7, minmax(100px, 1fr));
  gap: 1px;
  background-color: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-width: 840px;
}

.schedule-header {
  background-color: var(--color-bg-elevated);
  padding: var(--space-3);
  text-align: center;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
}

.schedule-header.today {
  background-color: rgba(212, 168, 75, 0.15);
  color: var(--color-primary);
}

.schedule-staff-name {
  background-color: var(--color-bg-card);
  padding: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
}

.schedule-cell {
  background-color: var(--color-bg-card);
  padding: var(--space-2);
  min-height: 70px;
  position: relative;
  transition: background-color var(--transition-fast);
}

.schedule-cell:hover {
  background-color: var(--color-bg-elevated);
}

.schedule-cell.has-conflict {
  background-color: var(--color-danger-bg);
}

/* Shift Block */
.shift-block {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-sm);
  padding: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-inverse);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.shift-block:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.shift-time {
  font-weight: var(--font-semibold);
  font-family: var(--font-mono);
}

.shift-role {
  opacity: 0.8;
  margin-top: 2px;
}

/* Role Colors */
.shift-block.role-bartender {
  background: linear-gradient(135deg, #8B5CF6, #7C3AED);
}

.shift-block.role-server {
  background: linear-gradient(135deg, #06B6D4, #0891B2);
}

.shift-block.role-manager {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
}

.shift-block.role-kitchen {
  background: linear-gradient(135deg, #22C55E, #16A34A);
}

.shift-block.role-security {
  background: linear-gradient(135deg, #EF4444, #DC2626);
}

/* Conflict Indicator */
.conflict-badge {
  position: absolute;
  top: var(--space-1);
  right: var(--space-1);
  width: 18px;
  height: 18px;
  background-color: var(--color-danger);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 10px;
  font-weight: var(--font-bold);
}

/* Schedule Legend */
.schedule-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.legend-color {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-sm);
}

/* --------------------------------------------------------------------------
   Inventory Components
   -------------------------------------------------------------------------- */
.inventory-filters {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.inventory-search {
  flex: 1;
  min-width: 200px;
}

.inventory-list {
  display: flex;
  flex-direction: column;
}

.inventory-item {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: var(--space-4);
  align-items: center;
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
  transition: background-color var(--transition-fast);
}

.inventory-item:hover {
  background-color: var(--color-bg-elevated);
}

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

.inventory-item.low-stock {
  background-color: var(--color-warning-bg);
}

.inventory-item.out-of-stock {
  background-color: var(--color-danger-bg);
}

.inventory-product {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.inventory-product-name {
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.inventory-product-sku {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  font-family: var(--font-mono);
}

.inventory-stock {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
}

.inventory-stock.low {
  color: var(--color-warning);
}

.inventory-stock.out {
  color: var(--color-danger);
}

.inventory-threshold {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

/* Stock Adjustment Buttons */
.stock-controls {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.stock-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--text-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.stock-btn:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
}

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

/* Low Stock Alert Banner */
.low-stock-alert {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-warning-bg);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

.low-stock-alert-icon {
  color: var(--color-warning);
  flex-shrink: 0;
}

.low-stock-alert-text {
  flex: 1;
  color: var(--color-warning);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
}

.low-stock-alert-count {
  font-weight: var(--font-bold);
}

/* --------------------------------------------------------------------------
   Sales Dashboard
   -------------------------------------------------------------------------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* Chart Container */
.chart-container {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

.chart-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.chart-legend {
  display: flex;
  gap: var(--space-4);
}

.chart-legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.chart-legend-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
}

.chart-area {
  height: 300px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-2);
  padding-top: var(--space-4);
}

/* Simple Bar Chart */
.chart-bar {
  flex: 1;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  min-height: 20px;
  transition: height 0.3s ease;
}

.chart-bar:hover {
  background: linear-gradient(180deg, var(--color-primary-hover), var(--color-primary));
}

/* Category Breakdown */
.category-breakdown {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.category-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.category-label {
  width: 100px;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.category-bar-container {
  flex: 1;
  height: 8px;
  background-color: var(--color-bg-elevated);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.category-bar {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
}

.category-bar.spirits { background-color: var(--category-spirits); }
.category-bar.beer { background-color: var(--category-beer); }
.category-bar.wine { background-color: var(--category-wine); }
.category-bar.soft-drinks { background-color: var(--category-soft-drinks); }
.category-bar.food { background-color: var(--category-food); }

.category-value {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  min-width: 80px;
  text-align: right;
}

/* Top Selling Items */
.top-items-list {
  display: flex;
  flex-direction: column;
}

.top-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border-subtle);
}

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

.top-item-rank {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-elevated);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

.top-item-rank.gold {
  background: linear-gradient(135deg, #D4A84B, #B8923D);
  color: var(--color-text-inverse);
}

.top-item-rank.silver {
  background: linear-gradient(135deg, #9CA3AF, #6B7280);
  color: white;
}

.top-item-rank.bronze {
  background: linear-gradient(135deg, #CD7F32, #A0522D);
  color: white;
}

.top-item-info {
  flex: 1;
  min-width: 0;
}

.top-item-name {
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.top-item-category {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.top-item-stats {
  text-align: right;
}

.top-item-sales {
  font-family: var(--font-mono);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.top-item-qty {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

/* --------------------------------------------------------------------------
   Grid Layouts
   -------------------------------------------------------------------------- */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */

/* Display */
.hidden { display: none !important; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.block { display: block; }
.inline-block { display: inline-block; }

/* Flexbox */
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }
.flex-shrink-0 { flex-shrink: 0; }

/* Gap */
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }

/* Margin */
.m-0 { margin: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

/* Padding */
.p-0 { padding: 0; }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }

/* Width */
.w-full { width: 100%; }

/* Text */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Font Size */
.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }

/* Font Weight */
.font-normal { font-weight: var(--font-normal); }
.font-medium { font-weight: var(--font-medium); }
.font-semibold { font-weight: var(--font-semibold); }
.font-bold { font-weight: var(--font-bold); }

/* Text Colors */
.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }

/* Background Colors */
.bg-card { background-color: var(--color-bg-card); }
.bg-elevated { background-color: var(--color-bg-elevated); }

/* Border Radius */
.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

/* Borders */
.border { border: 1px solid var(--color-border); }
.border-b { border-bottom: 1px solid var(--color-border-subtle); }

/* Icon */
.icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.icon-sm {
  width: 16px;
  height: 16px;
}

.icon-lg {
  width: 24px;
  height: 24px;
}

/* Cursor */
.cursor-pointer { cursor: pointer; }

/* Opacity */
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

/* Transitions */
.transition { transition: all var(--transition-fast); }

/* --------------------------------------------------------------------------
   Empty States
   -------------------------------------------------------------------------- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6);
  text-align: center;
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-4);
}

.empty-state-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.empty-state-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  max-width: 320px;
  margin-bottom: var(--space-6);
}

/* --------------------------------------------------------------------------
   Loading States
   -------------------------------------------------------------------------- */
.loading-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(13, 15, 18, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

/* Skeleton loading */
.skeleton {
  background: linear-gradient(90deg,
    var(--color-bg-elevated) 25%,
    var(--color-bg-card) 50%,
    var(--color-bg-elevated) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* --------------------------------------------------------------------------
   Toast Notifications
   -------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 300px;
  max-width: 400px;
  animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.toast-success {
  border-left: 4px solid var(--color-success);
}

.toast-error {
  border-left: 4px solid var(--color-danger);
}

.toast-warning {
  border-left: 4px solid var(--color-warning);
}

.toast-icon {
  flex-shrink: 0;
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
}

.toast-message {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.toast-close {
  padding: var(--space-1);
  background: none;
  border: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
}

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

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
  .sidebar,
  .mobile-header,
  .btn,
  .no-print {
    display: none !important;
  }

  .main-content {
    margin-left: 0;
    padding: 0;
  }

  body {
    background: white;
    color: black;
  }

  .card {
    border: 1px solid #ccc;
    box-shadow: none;
  }
}