/* ========================================================
   COMEDOR MIRTA - SISTEMA POS / ERP GASTRONÓMICO
   Design System (SaaS Premium Dark - Linear / Stripe inspired)
   ======================================================== */

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

:root {
  /* Color Palette - Modern Dark SaaS */
  --bg-main: #0B0D12;
  --bg-sidebar: #10131A;
  --bg-card: #151922;
  --bg-card-hover: #191E29;
  --bg-card-elevated: #1B212D;
  --bg-input: #12161F;
  --bg-input-focus: #151B26;
  --bg-modal: #131720;
  
  --border: #232936;
  --border-light: #2C3445;
  --border-focus: #3B82F6;
  --border-hover: #374154;

  --text-main: #F5F7FA;
  --text-secondary: #9098A7;
  --text-muted: #5E6678;
  --text-inverse: #0B0D12;

  /* Brand Accents */
  --primary: #3B82F6;
  --primary-hover: #2563EB;
  --primary-active: #1D4ED8;
  --primary-light: rgba(59, 130, 246, 0.12);
  --primary-border: rgba(59, 130, 246, 0.3);

  /* Status Colors */
  --success: #10B981;
  --success-hover: #059669;
  --success-light: rgba(16, 185, 129, 0.12);
  --success-border: rgba(16, 185, 129, 0.28);

  --warning: #F59E0B;
  --warning-hover: #D97706;
  --warning-light: rgba(245, 158, 11, 0.12);
  --warning-border: rgba(245, 158, 11, 0.28);

  --danger: #EF4444;
  --danger-hover: #DC2626;
  --danger-light: rgba(239, 68, 68, 0.12);
  --danger-border: rgba(239, 68, 68, 0.28);

  --info: #6366F1;
  --info-light: rgba(99, 102, 241, 0.12);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.6);
  --shadow-modal: 0 20px 40px rgba(0, 0, 0, 0.8), 0 0 0 1px var(--border);

  /* Layout & Geometry */
  --sidebar-width: 250px;
  --sidebar-collapsed: 68px;
  --header-height: 56px;
  
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 280ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================================
   BASE RESETS & TYPOGRAPHY
   ======================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 13.5px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  outline: none;
}

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

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

/* Icons */
.icon-svg {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

/* ========================================================
   AUTH / LOGIN SCREEN
   ======================================================== */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(circle at 50% 20%, #151C2C 0%, #0B0D12 70%);
  padding: 20px;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  box-shadow: var(--shadow-modal);
  animation: fadeIn 250ms ease-out;
}

.login-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 28px;
  text-align: center;
}

.login-logo-badge {
  width: 46px;
  height: 46px;
  background: var(--primary-light);
  border: 1px solid var(--primary-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 14px;
}

.login-brand h1 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

.login-brand p {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.login-error {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: var(--danger-light);
  border: 1px solid var(--danger-border);
  border-radius: var(--radius-md);
  color: #F87171;
  font-size: 12.5px;
  margin-bottom: 16px;
}

.login-credentials-box {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  font-size: 11.5px;
  color: var(--text-secondary);
}

.login-credentials-box .cred-row {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
}

.login-credentials-box code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-input);
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  color: var(--text-main);
  cursor: pointer;
}
.login-credentials-box code:hover {
  border-color: var(--primary);
}

/* ========================================================
   APPLICATION LAYOUT
   ======================================================== */
#app-main {
  display: flex;
  flex-direction: column;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* Header */
.app-header {
  height: var(--header-height);
  background: var(--bg-sidebar);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  z-index: 40;
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-toggle-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.sidebar-toggle-btn:hover {
  background: var(--bg-card);
  border-color: var(--border);
  color: var(--text-main);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.header-logo-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  border: 1px solid var(--primary-border);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.header-status-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--bg-card);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
}

.status-dot-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--success);
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.6);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 4px 10px 4px 6px;
  border-radius: var(--radius-full);
  font-size: 12px;
}

.user-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 11px;
}

.user-role-badge {
  color: var(--text-muted);
  text-transform: capitalize;
  font-size: 11px;
}

/* App Body (Sidebar + Main) */
.app-content {
  display: flex;
  flex: 1;
  height: calc(100vh - var(--header-height));
  overflow: hidden;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px 8px;
  flex-shrink: 0;
  transition: width var(--transition-normal);
  user-select: none;
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed);
}

.nav-section {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  padding: 12px 10px 6px;
  white-space: nowrap;
}

.sidebar.collapsed .nav-section {
  display: none;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-bottom: 2px;
  position: relative;
  white-space: nowrap;
}

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

.nav-item.active {
  background: var(--primary-light);
  color: #93C5FD;
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: var(--primary);
  border-radius: var(--radius-xs);
}

.nav-item-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: 10px 0;
}

.sidebar.collapsed .nav-item span:not(.nav-item-icon):not(.badge) {
  display: none;
}

.nav-item .badge {
  margin-left: auto;
}

.sidebar.collapsed .nav-item .badge {
  position: absolute;
  top: 4px;
  right: 8px;
  padding: 1px 4px;
  font-size: 9px;
}

/* Main Content Area */
.main-content {
  flex: 1;
  background: var(--bg-main);
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

.page-container {
  padding: 24px;
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
  gap: 16px;
  flex-wrap: wrap;
}

.page-title-group h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.page-title-group p {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 3px;
}

.page-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ========================================================
   CARDS & CONTAINERS
   ======================================================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-body {
  padding: 18px;
}

.card-footer {
  padding: 12px 18px;
  border-top: 1px solid var(--border);
  background: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

/* ========================================================
   KPI CARDS (DASHBOARD)
   ======================================================== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  position: relative;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.kpi-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.kpi-label {
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

.kpi-icon-badge {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-md);
  background: var(--bg-input);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}

.kpi-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.kpi-footer {
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--text-secondary);
}

.kpi-delta {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-weight: 600;
  padding: 1px 5px;
  border-radius: var(--radius-xs);
  font-size: 11px;
}

.kpi-delta.up {
  color: var(--success);
  background: var(--success-light);
}

.kpi-delta.down {
  color: var(--danger);
  background: var(--danger-light);
}

.kpi-delta.neutral {
  color: var(--text-muted);
  background: var(--bg-input);
}

/* ========================================================
   DASHBOARD LAYOUT SECTIONS
   ======================================================== */
.dashboard-grid-2 {
  display: grid;
  grid-template-columns: 2fr 1.2fr;
  gap: 16px;
  margin-bottom: 16px;
}

.dashboard-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

/* Kitchen Widget */
.kitchen-stat-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-input);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  border: 1px solid var(--border);
}

.kitchen-stat-row .label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-weight: 500;
}

.kitchen-stat-row .val {
  font-weight: 700;
  font-size: 16px;
  color: var(--text-main);
  font-family: 'JetBrains Mono', monospace;
}

/* Payment breakdown */
.payment-bar-item {
  margin-bottom: 12px;
}
.payment-bar-meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  margin-bottom: 4px;
}
.progress-bar-track {
  height: 6px;
  background: var(--bg-input);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 400ms ease;
}

/* ========================================================
   BUTTONS
   ======================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}

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

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

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

.btn-danger {
  background: var(--danger-light);
  color: #F87171;
  border-color: var(--danger-border);
}
.btn-danger:hover {
  background: var(--danger);
  color: #FFFFFF;
  border-color: var(--danger);
}

.btn-success {
  background: var(--success);
  color: #FFFFFF;
  border-color: var(--success);
}
.btn-success:hover {
  background: var(--success-hover);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-lg);
}

.btn-full {
  width: 100%;
}

.btn-icon {
  width: 32px;
  height: 32px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
}

/* ========================================================
   FORMS & INPUTS
   ======================================================== */
.form-group {
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.form-group label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group label .req {
  color: var(--danger);
}

.form-control,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="search"],
input[type="date"],
select,
textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 8px 12px;
  color: var(--text-main);
  font-size: 13px;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  background: var(--bg-input-focus);
  box-shadow: 0 0 0 1px var(--primary);
}

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

textarea {
  resize: vertical;
}

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

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

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

.search-input-wrap .search-icon {
  position: absolute;
  left: 10px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-input-wrap input {
  padding-left: 34px;
}

/* Custom Checkbox & Radio */
.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text-main);
  user-select: none;
}

.checkbox-label input[type="checkbox"],
.checkbox-label input[type="radio"] {
  appearance: none;
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin: 0;
}

.checkbox-label input[type="radio"] {
  border-radius: 50%;
}

.checkbox-label input[type="checkbox"]:checked,
.checkbox-label input[type="radio"]:checked {
  background: var(--primary);
  border-color: var(--primary);
}

.checkbox-label input[type="checkbox"]:checked::after {
  content: '';
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  margin-bottom: 2px;
}

/* Radio Cards (for product stock control type) */
.radio-card-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.radio-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px;
  background: var(--bg-input);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.radio-card.active {
  border-color: var(--primary);
  background: var(--primary-light);
}

.radio-card-title {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-main);
  margin-bottom: 3px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.radio-card-desc {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.3;
}

/* ========================================================
   TABLES
   ======================================================== */
.table-container {
  width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

thead {
  background: var(--bg-input);
  border-bottom: 1px solid var(--border);
}

th {
  padding: 10px 14px;
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  white-space: nowrap;
}

td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-main);
  vertical-align: middle;
}

tbody tr:hover {
  background: var(--bg-card-hover);
}

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

/* ========================================================
   BADGES
   ======================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 500;
  white-space: nowrap;
  line-height: 1.3;
}

.badge-success {
  background: var(--success-light);
  color: #34D399;
  border: 1px solid var(--success-border);
}

.badge-warning {
  background: var(--warning-light);
  color: #FBBF24;
  border: 1px solid var(--warning-border);
}

.badge-danger {
  background: var(--danger-light);
  color: #F87171;
  border: 1px solid var(--danger-border);
}

.badge-info {
  background: var(--info-light);
  color: #A5B4FC;
  border: 1px solid rgba(99, 102, 241, 0.28);
}

.badge-neutral {
  background: var(--bg-input);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

/* ========================================================
   TABS
   ======================================================== */
.tabs-bar {
  display: flex;
  align-items: center;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
  overflow-x: auto;
}

.tab-item {
  padding: 8px 14px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.tab-item:hover {
  color: var(--text-main);
}

.tab-item.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 600;
}

/* ========================================================
   MODALS
   ======================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 16px;
  animation: fadeIn 150ms ease-out;
}

.modal {
  background: var(--bg-modal);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-modal);
  animation: scaleUp 180ms ease-out;
  overflow: hidden;
}

.modal.modal-lg {
  max-width: 760px;
}

.modal.modal-xl {
  max-width: 960px;
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h2 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.modal-close-btn:hover {
  background: var(--bg-card);
  color: var(--text-main);
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  background: var(--bg-card);
}

/* ========================================================
   TOAST NOTIFICATIONS
   ======================================================== */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 150;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card-elevated);
  border: 1px solid var(--border);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  color: var(--text-main);
  font-size: 13px;
  font-weight: 500;
  min-width: 280px;
  max-width: 420px;
  animation: slideInRight 200ms ease-out;
}

.toast.success { border-color: var(--success-border); }
.toast.success .toast-icon { color: var(--success); }

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

.toast.warning { border-color: var(--warning-border); }
.toast.warning .toast-icon { color: var(--warning); }

.toast.info { border-color: var(--primary-border); }
.toast.info .toast-icon { color: var(--primary); }

/* ========================================================
   POS (PUNTO DE VENTA)
   ======================================================== */
.pos-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  height: 100%;
  overflow: hidden;
}

.pos-catalog {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  overflow: hidden;
}

.pos-toolbar {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--bg-sidebar);
}

.pos-categories-pills {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.pos-cat-pill {
  padding: 6px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.pos-cat-pill:hover {
  border-color: var(--border-hover);
  color: var(--text-main);
}

.pos-cat-pill.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #FFFFFF;
}

.pos-products-grid {
  padding: 18px;
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  align-content: start;
}

.pos-product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 110px;
  position: relative;
}

.pos-product-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.pos-product-card.out-of-stock {
  opacity: 0.55;
  cursor: not-allowed;
}

.pos-product-card.out-of-stock:hover {
  transform: none;
  border-color: var(--border);
}

.pos-prod-name {
  font-weight: 600;
  font-size: 13.5px;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 4px;
}

.pos-prod-cat {
  font-size: 11px;
  color: var(--text-secondary);
}

.pos-prod-bottom {
  margin-top: 10px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
}

.pos-prod-price {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}

.pos-prod-stock {
  font-size: 11px;
  color: var(--text-muted);
}

.pos-prod-stock.stock-ok {
  color: var(--success);
}
.pos-prod-stock.stock-none {
  color: var(--danger);
}

/* POS Cart Ticket */
.pos-cart {
  display: flex;
  flex-direction: column;
  background: var(--bg-sidebar);
  height: 100%;
  overflow: hidden;
}

.pos-cart-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pos-cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 12px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cart-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  gap: 10px;
}

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

.cart-item-title {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cart-item-unit-price {
  font-size: 11px;
  color: var(--text-secondary);
}

.cart-qty-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cart-qty-btn {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-xs);
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cart-qty-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
}

.cart-qty-val {
  font-size: 13px;
  font-weight: 600;
  min-width: 20px;
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
}

.cart-item-total {
  font-weight: 700;
  font-size: 13.5px;
  color: var(--text-main);
  font-variant-numeric: tabular-nums;
  min-width: 70px;
  text-align: right;
}

.pos-cart-summary {
  padding: 16px 18px;
  border-top: 1px solid var(--border);
  background: var(--bg-card);
}

.cart-summary-line {
  display: flex;
  justify-content: space-between;
  font-size: 12.5px;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.cart-summary-line.total {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
}

/* ========================================================
   KDS (KITCHEN DISPLAY SYSTEM)
   ======================================================== */
.kds-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 20px;
  height: 100%;
  overflow-x: auto;
}

.kds-column {
  background: var(--bg-sidebar);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.kds-col-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-card);
}

.kds-col-title {
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.kds-orders-list {
  padding: 12px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.kds-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  box-shadow: var(--shadow-sm);
}

.kds-card.urgent {
  border-left: 4px solid var(--danger);
}

.kds-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.kds-ticket-num {
  font-size: 17px;
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-main);
}

.kds-timer {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
}

.kds-timer.overtime {
  color: var(--danger);
}

.kds-items-list {
  margin: 10px 0;
  padding: 8px 0;
  border-top: 1px dashed var(--border);
  border-bottom: 1px dashed var(--border);
}

.kds-item-row {
  display: flex;
  justify-content: space-between;
  font-size: 13.5px;
  font-weight: 600;
  padding: 3px 0;
}

.kds-obs {
  font-size: 11.5px;
  color: var(--warning);
  margin-top: 2px;
  font-style: italic;
}

/* ========================================================
   EMPTY STATES
   ======================================================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 24px;
  color: var(--text-secondary);
}

.empty-state-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.empty-state h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.empty-state p {
  font-size: 13px;
  max-width: 360px;
  margin-bottom: 16px;
  line-height: 1.4;
}

/* ========================================================
   ACTION MENUS / DROPDOWN
   ======================================================== */
.action-menu-wrap {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  right: 0;
  top: 100%;
  margin-top: 4px;
  background: var(--bg-card-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 160px;
  z-index: 50;
  padding: 4px;
  animation: fadeIn 100ms ease-out;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 12.5px;
  color: var(--text-main);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.dropdown-item:hover {
  background: var(--primary-light);
  color: #93C5FD;
}

.dropdown-item.danger:hover {
  background: var(--danger-light);
  color: #F87171;
}

/* ========================================================
   ANIMATIONS & UTILITIES
   ======================================================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleUp {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

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

.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }
.gap-4 { gap: 4px; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }

.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-20 { margin-top: 20px; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }

.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.font-mono { font-family: 'JetBrains Mono', monospace; }

/* ========================================================
   RESPONSIVE QUERIES
   ======================================================== */
@media (max-width: 1024px) {
  .dashboard-grid-2 {
    grid-template-columns: 1fr;
  }
  .dashboard-grid-3 {
    grid-template-columns: 1fr;
  }
  .pos-layout {
    grid-template-columns: 1fr 320px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: var(--header-height);
    bottom: 0;
    left: 0;
    z-index: 60;
    transform: translateX(-100%);
    box-shadow: var(--shadow-modal);
  }
  .sidebar.mobile-open {
    transform: translateX(0);
  }
  .pos-layout {
    grid-template-columns: 1fr;
    height: auto;
    overflow-y: auto;
  }
  .pos-cart {
    height: 480px;
  }
  .kds-container {
    grid-template-columns: 1fr;
    height: auto;
  }
}