/* Core CSS Variables and Theme Design System (80-10-10 Rule: Black base, White text, Orange brand color) */
:root {
  /* Fonts */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* HSL Tailored Brand Palettes - Refined restrained saturation for Quiet Luxury */
  --hue: 24;
  --primary: hsl(var(--hue), 82%, 48%);
  --primary-hover: hsl(var(--hue), 85%, 52%);
  --primary-light: hsla(var(--hue), 80%, 50%, 0.1);
  
  --secondary: hsl(var(--hue), 60%, 35%);
  --accent: hsl(var(--hue), 82%, 48%);
  --accent-light: hsla(var(--hue), 80%, 50%, 0.1);
  
  --bg-base: hsl(220, 10%, 4%);
  --bg-surface: hsl(220, 8%, 7%);
  --bg-glass: rgba(14, 16, 20, 0.75);
  --bg-card: hsl(220, 8%, 10%);
  --sidebar-bg: hsl(220, 10%, 5%);
  --header-bg: rgba(10, 10, 15, 0.6);
  --input-bg: rgba(14, 16, 20, 0.6);
  --input-focus-bg: rgba(14, 16, 20, 0.85);
  --dropdown-bg: hsl(220, 10%, 8%);
  --logo-gradient: linear-gradient(135deg, #ffffff 40%, var(--primary) 100%);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: hsl(var(--hue), 82%, 48%);

  --text-main: hsl(0, 0%, 93%);
  --text-muted: hsl(220, 8%, 72%);
  --text-dim: hsl(220, 6%, 52%);
  
  --success: hsl(142, 50%, 42%);
  --warning: hsl(38, 75%, 48%);
  --danger: hsl(350, 65%, 50%);
  
  /* Systematic 4px Spatial Spacing Scale & Rhythm Primitives */
  --space-xs: 0.25rem;   /* 4px */
  --space-sm: 0.5rem;    /* 8px */
  --space-md: 0.75rem;   /* 12px */
  --space-lg: 1rem;      /* 16px */
  --space-xl: 1.5rem;    /* 24px */
  --space-2xl: 2rem;     /* 32px */
  --space-3xl: 3rem;     /* 48px */
  --p-density: 1;

  /* Typographic Role Scale & Font-Scale Factor */
  --p-scale: 1;
  --text-xs: calc(0.75rem * var(--p-scale));
  --text-sm: calc(0.85rem * var(--p-scale));
  --text-base: calc(0.95rem * var(--p-scale));
  --text-lg: calc(1.15rem * var(--p-scale));
  --text-xl: calc(1.4rem * var(--p-scale));
  --text-2xl: calc(1.8rem * var(--p-scale));
  --text-3xl: calc(2.25rem * var(--p-scale));

  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --transition-fast: 0.15s cubic-bezier(0.25, 1, 0.5, 1);
  --transition-normal: 0.25s cubic-bezier(0.25, 1, 0.5, 1);
  --transition-slow: 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Light Theme Variables override (80-10-10 Rule: White base, Black text, Orange brand color) */
body.light-theme {
  --primary: hsl(var(--hue), 100%, 45%);
  --primary-hover: hsl(var(--hue), 100%, 50%);
  --primary-light: hsla(var(--hue), 100%, 45%, 0.12);
  
  --bg-base: hsl(0, 0%, 98%);
  --bg-surface: hsl(0, 0%, 100%);
  --bg-glass: rgba(255, 255, 255, 0.85);
  --bg-card: hsl(0, 0%, 94%);
  --sidebar-bg: hsl(0, 0%, 97%);
  --header-bg: rgba(255, 255, 255, 0.75);
  --input-bg: hsl(0, 0%, 96%);
  --input-focus-bg: hsl(0, 0%, 100%);
  --dropdown-bg: hsl(0, 0%, 98%);
  --logo-gradient: linear-gradient(135deg, #1f2937 40%, var(--primary) 100%);
  --border-color: rgba(0, 0, 0, 0.12);
  --border-focus: hsl(var(--hue), 100%, 45%);

  --text-main: hsl(0, 0%, 12%);
  --text-muted: hsl(0, 0%, 35%);
  --text-dim: hsl(0, 0%, 50%);
}

/* Reset and Core Layout */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-base);
  color: var(--text-main);
  line-height: 1.55;
  letter-spacing: -0.011em;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
  overflow-x: auto;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

/* Tabular Figures for Currency & Financial Metric Values */
.metric-value, .currency-amount, table td {
  font-feature-settings: "tnum" on, "lnum" on;
}

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

/* App Shell Layout */
#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Glassmorphism panel base */
.glass-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

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

/* Loading animations */
.initial-loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: fixed;
  inset: 0;
  background-color: var(--bg-base);
  z-index: 9999;
  gap: 1.5rem;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s infinite linear;
}

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

/* Premium Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fadeIn var(--transition-normal) forwards;
}

/* Standard UI utilities */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(249, 115, 22, 0.2);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3);
  background: var(--primary-hover);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--bg-card);
  border-color: var(--border-color);
  color: var(--text-main);
}
.btn-secondary:hover {
  background: var(--border-color);
  border-color: var(--text-muted);
}

.btn-danger {
  background: var(--danger);
  color: #ffffff;
}
.btn-danger:hover {
  opacity: 0.9;
}

.form-group {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.form-control {
  background: var(--input-bg);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
  outline: none;
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
  background: var(--input-focus-bg);
}

/* Form Grid Utilities for Responsive Form Layouts */
.form-grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}
.form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.form-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.form-grid-1 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (max-width: 1024px) {
  .form-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .form-grid-4, .form-grid-3, .form-grid-2 {
    grid-template-columns: 1fr;
  }
}

/* Button Sizing Utilities */
.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.8rem;
  min-height: 36px;
}
.btn-xs {
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  min-height: 32px;
}
.btn-icon {
  padding: 0.5rem;
  border-radius: 50%;
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Premium Custom Select Styling */
select.form-control {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f97316' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  background-size: 1rem;
  padding-right: 2.5rem;
  cursor: pointer;
}
select.form-control option {
  background-color: var(--dropdown-bg);
  color: var(--text-main);
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
}
select.form-control option:hover,
select.form-control option:focus {
  background-color: var(--primary) !important;
  color: #ffffff !important;
}

/* Authentication Page CSS style rules */
.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1.5rem;
  background: radial-gradient(circle at 10% 20%, rgba(249, 115, 22, 0.08) 0%, transparent 60%),
              radial-gradient(circle at 90% 80%, rgba(249, 115, 22, 0.08) 0%, transparent 60%),
              var(--bg-base);
}

.auth-card {
  width: 100%;
  max-width: 440px;
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.auth-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.auth-logo {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.auth-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Shell Navigation UI styles */
.app-shell {
  display: grid;
  grid-template-columns: 300px 1fr;
  min-height: 100vh;
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 450;
  display: none;
}

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

.sidebar {
  grid-column: 1;
  width: 100%;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: sticky;
  top: 0;
  background: var(--sidebar-bg);
  transition: transform var(--transition-normal);
  z-index: 500;
}

.main-wrapper {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  min-width: 0;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.main-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  min-height: 64px;
  padding: 0 1.5rem;
  background: var(--sidebar-bg);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.header-title-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.content-container {
  flex: 1;
  padding: 1.5rem;
  overflow-y: auto;
}

.sidebar-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.sidebar-logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
}

.sidebar-nav {
  padding: 1.5rem 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  overflow-y: auto;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  cursor: pointer;
}
.nav-link:hover {
  background: var(--primary-light);
  color: var(--text-main);
  transform: translateX(2px);
}
.nav-link.active {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(249, 115, 22, 0.2);
}

/* Collapsible Submenu styling */
.nav-submenu {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-left: 1.25rem;
  margin-top: 0.25rem;
  margin-bottom: 0.35rem;
  border-left: 1.5px solid var(--border-color);
  margin-left: 1.25rem;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}
.nav-submenu.collapsed {
  display: none;
}
.subnav-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.subnav-link:hover {
  color: var(--text-main);
  background: var(--primary-light);
  transform: translateX(2px);
}
.subnav-link.active {
  color: #ffffff;
  font-weight: 600;
  background: var(--primary);
  box-shadow: 0 2px 6px rgba(249, 115, 22, 0.2);
}

.sidebar-footer {
  padding: 1.25rem 1rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.user-profile-badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
}

.user-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: white;
  font-size: 0.9rem;
}

.user-info {
  flex: 1;
  min-width: 0;
}
.user-name {
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.user-role {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: capitalize;
}

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

.main-header {
  height: 70px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-title-area {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.theme-toggle {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.theme-toggle:hover {
  background-color: var(--border-color);
  color: var(--text-main);
}

.notification-hub {
  position: relative;
}

.badge {
  position: absolute;
  top: 0;
  right: 0;
  background-color: var(--danger);
  color: white;
  font-size: 0.65rem;
  font-weight: bold;
  padding: 0.15rem 0.35rem;
  border-radius: var(--radius-full);
  transform: translate(25%, -25%);
}

.content-container {
  padding: calc(var(--space-xl) * var(--p-density));
  flex: 1;
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
}

/* Dashboard Metrics & Layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.metric-card {
  padding: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}
.metric-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.15);
}

.metric-value {
  font-size: 1.8rem;
  font-weight: 700;
  font-family: var(--font-heading);
  margin-top: var(--space-xs);
}

.metric-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dashboard-sections {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-xl);
}

.section-panel {
  padding: var(--space-xl);
  min-height: 350px;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

/* Audit logs visual tables and lists */
.audit-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.audit-item {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  font-size: 0.85rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
}

.audit-timestamp {
  color: var(--text-dim);
}

.audit-user {
  font-weight: 600;
}

/* Polished Modal Backdrop & Dialog Container */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 6, 10, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  animation: fadeIn var(--transition-fast) forwards;
}

.modal-dialog {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--space-xl);
}

/* Polished Status Badges & Pill Tags */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge-success {
  background: hsla(142, 50%, 42%, 0.15);
  color: hsl(142, 60%, 55%);
  border: 1px solid hsla(142, 50%, 42%, 0.3);
}

.badge-warning {
  background: hsla(38, 75%, 48%, 0.15);
  color: hsl(38, 85%, 60%);
  border: 1px solid hsla(38, 75%, 48%, 0.3);
}

.badge-danger {
  background: hsla(350, 65%, 50%, 0.15);
  color: hsl(350, 75%, 65%);
  border: 1px solid hsla(350, 65%, 50%, 0.3);
}

/* Keyboard Accessible Visible Focus Outlines */
*:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ==========================================================================
   Auth & Login Page Component Styles
   ========================================================================== */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--space-lg);
  background: 
    radial-gradient(ellipse 60% 50% at 50% 30%, hsla(var(--hue), 82%, 48%, 0.08), transparent 70%),
    var(--bg-base);
  position: relative;
}

.auth-card {
  width: 100%;
  max-width: 480px;
  padding: 2.25rem 2rem;
  border-radius: var(--radius-lg);
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
}

.auth-header {
  text-align: center;
  margin-bottom: 1.75rem;
}

.auth-brand-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  border: 1px solid hsla(var(--hue), 80%, 50%, 0.25);
  margin-bottom: 0.85rem;
}

.auth-logo-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.auth-subtitle {
  color: var(--text-muted);
  font-size: var(--text-sm);
  margin-top: 0.35rem;
}

.auth-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.auth-input-icon {
  position: absolute;
  left: 0.9rem;
  color: var(--text-dim);
  pointer-events: none;
  display: flex;
  align-items: center;
}

.auth-input-wrap .form-control {
  padding-left: 2.6rem;
  width: 100%;
  height: 44px;
}

.auth-input-wrap .form-control:focus + .auth-input-icon,
.auth-input-wrap:focus-within .auth-input-icon {
  color: var(--primary);
}

.auth-error-banner {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1rem;
  background: hsla(350, 65%, 50%, 0.12);
  border: 1px solid hsla(350, 65%, 50%, 0.25);
  border-radius: var(--radius-sm);
  color: hsl(350, 75%, 65%);
  font-size: var(--text-xs);
  font-weight: 500;
  margin-top: var(--space-md);
}

.auth-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 1.75rem 0 1.25rem;
  color: var(--text-dim);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--border-color);
}

.auth-divider::before {
  margin-right: var(--space-md);
}

.auth-divider::after {
  margin-left: var(--space-md);
}

.quick-roles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.quick-role-chip {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.5rem 0.4rem;
  font-size: 0.75rem;
  font-family: var(--font-body);
  font-weight: 500;
  color: var(--text-muted);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1.2;
}

.quick-role-chip:hover {
  background: var(--primary-light);
  border-color: hsla(var(--hue), 80%, 50%, 0.3);
  color: var(--text-main);
  transform: translateY(-1px);
}

.quick-role-chip:active {
  transform: translateY(0);
}

@media (max-width: 480px) {
  .auth-card {
    padding: 1.75rem 1.25rem;
  }
  .quick-roles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================================================
   Restaurant, POS & Kitchen Display System (KDS) Design Tokens & Styles
   ========================================================================== */

/* POS Terminal Layout */
.pos-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: var(--space-xl);
  align-items: start;
}

@media (max-width: 1100px) {
  .pos-layout {
    grid-template-columns: 1fr;
  }
}

/* POS Table Selection Grid */
.pos-tables-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  max-height: 180px;
  overflow-y: auto;
  padding-right: var(--space-xs);
}

.pos-table-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.45rem 0.85rem;
  font-size: var(--text-xs);
  font-weight: 500;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.pos-table-chip:hover {
  border-color: var(--primary);
  color: var(--text-main);
  background: var(--bg-surface);
}

.pos-table-chip.active {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
  box-shadow: 0 0 0 1px var(--primary);
}

.pos-table-chip.occupied {
  border-color: hsla(38, 75%, 48%, 0.4);
  background: hsla(38, 75%, 48%, 0.08);
  color: hsl(38, 85%, 60%);
}

.pos-table-chip.merged {
  border-color: hsla(280, 65%, 50%, 0.4);
  background: hsla(280, 65%, 50%, 0.08);
  color: hsl(280, 75%, 70%);
}

.table-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-dim);
}

.pos-table-chip.vacant .table-status-dot { background: var(--success); }
.pos-table-chip.occupied .table-status-dot { background: var(--warning); }
.pos-table-chip.merged .table-status-dot { background: #a855f7; }

/* POS Menu Catalog Grid */
.pos-menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-md);
  max-height: 480px;
  overflow-y: auto;
  padding-right: var(--space-xs);
}

.pos-menu-item-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.pos-menu-item-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.pos-menu-item-card:active {
  transform: translateY(0);
}

.pos-item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-xs);
  margin-bottom: var(--space-xs);
}

.pos-item-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.3;
}

.pos-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-bottom: var(--space-sm);
}

.pos-item-tag {
  font-size: 0.68rem;
  padding: 0.12rem 0.4rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
}

.pos-item-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: var(--space-xs);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.pos-item-price {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--primary);
}

/* POS Cart & Receipt Panel */
.pos-cart-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  min-height: 580px;
  box-shadow: var(--shadow-md);
}

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

.pos-cart-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  padding-right: var(--space-xs);
  min-height: 140px;
  max-height: 260px;
}

.pos-cart-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
}

.pos-cart-qty-ctrl {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--bg-base);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.15rem 0.3rem;
}

.pos-cart-qty-btn {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-weight: bold;
  font-size: 0.8rem;
  transition: background var(--transition-fast);
}

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

.pos-receipt-summary {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: var(--space-md) 0;
  border-top: 1px dashed var(--border-color);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-md);
  font-size: var(--text-xs);
}

.pos-receipt-row {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
}

.pos-receipt-row.discount {
  color: var(--success);
}

.pos-receipt-row.total {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-main);
  padding-top: var(--space-xs);
  margin-top: var(--space-xs);
  border-top: 1px solid var(--border-color);
}

/* Kitchen Display System (KDS) Styles */
.kds-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.kds-stations-bar {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  align-items: center;
}

.kds-station-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.kds-station-pill:hover {
  background: var(--bg-card);
  color: var(--text-main);
}

.kds-station-pill.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

.kds-board-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
}

.kds-ticket-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.kds-ticket-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.kds-ticket-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--border-color);
}

.kds-ticket-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.kds-ticket-id {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--text-main);
}

.kds-timer-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 600;
  font-feature-settings: "tnum";
}

.kds-timer-badge.normal {
  background: hsla(142, 50%, 42%, 0.15);
  color: var(--success);
}

.kds-timer-badge.warning {
  background: hsla(38, 75%, 48%, 0.15);
  color: var(--warning);
}

.kds-timer-badge.danger {
  background: hsla(350, 65%, 50%, 0.15);
  color: var(--danger);
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.kds-ticket-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  flex: 1;
}

.kds-ticket-item-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-size: var(--text-sm);
  padding: 0.2rem 0;
}

.kds-ticket-item-name {
  font-weight: 500;
  color: var(--text-main);
}

.kds-ticket-item-qty {
  font-weight: 700;
  font-size: var(--text-xs);
  padding: 0.1rem 0.35rem;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  color: var(--primary);
}

.kds-ticket-actions {
  display: flex;
  gap: var(--space-xs);
  padding-top: var(--space-xs);
  border-top: 1px solid var(--border-color);
}

/* QR Simulator & Mobile Layout Container */
.qr-simulator-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: var(--space-xl);
  align-items: start;
}

@media (max-width: 900px) {
  .qr-simulator-wrap {
    grid-template-columns: 1fr;
  }
}

.phone-simulator-frame {
  width: 100%;
  max-width: 360px;
  height: 640px;
  border-radius: 36px;
  border: 10px solid #1e232d;
  background: var(--bg-base);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 2px rgba(255, 255, 255, 0.08);
  margin: 0 auto;
  position: relative;
  display: flex;
  flex-direction: column;
}

/* Responsiveness & Mobile Drawer Overrides */
@media (max-width: 1024px) {
  .dashboard-sections {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .app-shell {
    grid-template-columns: 1fr;
  }
  
  .main-wrapper {
    grid-column: 1;
  }

  .main-header {
    padding: 0 1rem;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 300px;
    height: 100vh;
    transform: translateX(-100%);
    box-shadow: var(--shadow-lg);
  }

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

  .mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 450;
    display: none;
  }
  .mobile-overlay.active {
    display: block;
  }
}

/* Accessibility: Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}