/**
 * Savvy Admin Design System
 * World-class e-commerce management interface
 */

:root {
  /* Localworks Brand Colors */
  --brand-primary: #1A0B4E;
  --brand-secondary: #2D1B69;
  --brand-accent: #FF8C00;
  --brand-gold: #FFD700;
  --brand-purple-dark: #0D0628;
  --brand-purple-light: #3D2B7F;
  
  /* Neutrals */
  --gray-50: #f8f9fc;
  --gray-100: #f1f3f9;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Semantic Colors */
  --success: #10b981;
  --success-light: #d1fae5;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --error: #ef4444;
  --error-light: #fee2e2;
  --info: #3b82f6;
  --info-light: #dbeafe;
  
  /* Backgrounds */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fc;
  --bg-tertiary: #f1f3f9;
  --bg-gradient-purple: linear-gradient(135deg, #1A0B4E 0%, #2D1B69 100%);
  --bg-gradient-hero: linear-gradient(135deg, #1A0B4E 0%, #3D2B7F 50%, #5B4A9F 100%);
  
  /* Text */
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --text-tertiary: #9ca3af;
  
  /* Borders */
  --border-color: #e5e7eb;
  --border-radius: 8px;
  --border-radius-sm: 6px;
  --border-radius-lg: 12px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Spacing */
  --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;
  --space-16: 4rem;
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  --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-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  
  /* Layout */
  --sidebar-width: 260px;
  --sidebar-collapsed-width: 80px;
  --header-height: 64px;
  --content-max-width: 1400px;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-secondary);
}

/* Layout Structure — Topbar (no sidebar) */
.admin-layout {
  display: block;
  min-height: 100vh;
}

.admin-sidebar {
  width: var(--sidebar-width);
  background: var(--brand-primary);
  border-right: none;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow: hidden;
  transition: width var(--transition-base);
  z-index: 100;
  box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
}

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

.admin-main {
  flex: 1;
  margin-left: 0;
  transition: none;
}

.admin-header {
  height: var(--header-height);
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  position: sticky;
  top: 0;
  z-index: 90;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.admin-content {
  padding: var(--space-6);
  max-width: var(--content-max-width);
  margin: 0 auto;
  width: 100%;
}

/* Sidebar Components */
.sidebar-logo {
  padding: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--brand-purple-dark);
}

.sidebar-logo img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 8px;
}

.sidebar-logo-text {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
}

.sidebar-logo-text .orange {
  color: var(--brand-accent);
}

.collapsed .sidebar-logo-text {
  display: none;
}

.collapsed .sidebar-logo {
  justify-content: center;
  padding: var(--space-4);
}

.sidebar-nav {
  padding: var(--space-4) 0;
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.15) transparent;
}

.sidebar-nav::-webkit-scrollbar {
  width: 4px;
}

.sidebar-nav::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.15);
  border-radius: 4px;
}

.sidebar-nav::-webkit-scrollbar-thumb:hover {
  background: rgba(255,255,255,0.25);
}

.collapsed .sidebar-nav {
  overflow-y: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.collapsed .sidebar-nav::-webkit-scrollbar {
  display: none;
}

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

.sidebar-section-title {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0 var(--space-6) var(--space-2);
}

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

.sidebar-menu {
  list-style: none;
}

.sidebar-menu-item {
  margin-bottom: var(--space-1);
}

.sidebar-menu-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-6);
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  transition: all var(--transition-fast);
  position: relative;
}

.sidebar-menu-link:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.sidebar-menu-link.active {
  background: rgba(255, 140, 0, 0.15);
  color: #ffffff;
  font-weight: var(--font-semibold);
}

.sidebar-menu-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--brand-accent);
}

.sidebar-menu-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sidebar-menu-text {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.collapsed .sidebar-menu-text {
  display: none;
}

.collapsed .sidebar-menu-link {
  justify-content: center;
  padding: var(--space-3) var(--space-2);
}

.collapsed .sidebar-menu-icon {
  width: 24px;
  height: 24px;
  font-size: 16px;
}

.sidebar-menu-badge {
  margin-left: auto;
  background: var(--error);
  color: white;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

.collapsed .sidebar-menu-badge {
  display: none;
}

.collapsed .sidebar-external-icon {
  display: none;
}

.sidebar-toggle {
  flex-shrink: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-3) var(--space-6);
  cursor: pointer;
  transition: all var(--transition-fast);
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.sidebar-toggle:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.sidebar-toggle i {
  transition: transform var(--transition-base);
}

.collapsed .sidebar-toggle {
  justify-content: center;
  padding: var(--space-3);
}

.collapsed .sidebar-toggle i {
  transform: rotate(180deg);
}

.sidebar-toggle-label {
  white-space: nowrap;
  font-weight: var(--font-medium);
}

.collapsed .sidebar-toggle-label {
  display: none;
}

/* Header Components */
.header-search {
  flex: 1;
  max-width: 500px;
  position: relative;
}

.header-search-input {
  width: 100%;
  padding: var(--space-2) var(--space-4) var(--space-2) var(--space-10);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: var(--text-sm);
  background: var(--bg-secondary);
  transition: all var(--transition-fast);
}

.header-search-input:focus {
  outline: none;
  border-color: var(--brand-navy);
  background: var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(26, 20, 100, 0.1);
}

.header-search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-action-btn {
  position: relative;
  background: transparent;
  border: none;
  padding: var(--space-2);
  cursor: pointer;
  color: var(--text-secondary);
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
}

.header-action-btn:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.header-action-badge {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--error);
  color: white;
  font-size: 10px;
  font-weight: var(--font-bold);
  padding: 2px 5px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

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

.header-user:hover {
  background: var(--bg-secondary);
}

.header-user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--brand-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
}

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

.header-user-name {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-primary);
}

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

/* Page Header */
.page-header {
  margin-bottom: var(--space-8);
}

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

.page-title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
}

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

.page-subtitle {
  font-size: var(--text-base);
  color: var(--text-secondary);
}

/* 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(--border-radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn-primary {
  background: var(--brand-accent);
  color: white;
  border-color: var(--brand-accent);
}

.btn-primary:hover:not(:disabled) {
  background: #E67E00;
  border-color: #E67E00;
}

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

.btn-secondary:hover:not(:disabled) {
  background: var(--bg-secondary);
}

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

.btn-success:hover:not(:disabled) {
  background: #059669;
}

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

.btn-warning:hover:not(:disabled) {
  background: #d97706;
}

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

.btn-error:hover:not(:disabled) {
  background: #dc2626;
}

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

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

.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);
}

/* Cards */
.card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 0;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border-color);
  background: linear-gradient(to bottom, var(--bg-secondary), var(--bg-primary));
}

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

.card-actions {
  display: flex;
  gap: var(--space-2);
}

.card-body {
  padding: var(--space-6);
  color: var(--text-secondary);
}

/* Stat Cards */
.stat-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--space-6);
  display: flex;
  gap: var(--space-4);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.stat-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: rgba(26, 11, 78, 0.2);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  flex-shrink: 0;
}

.stat-icon.primary {
  background: linear-gradient(135deg, rgba(26, 11, 78, 0.1), rgba(45, 27, 105, 0.15));
  color: var(--brand-primary);
}

.stat-icon.success {
  background: var(--success-light);
  color: var(--success);
}

.stat-icon.warning {
  background: linear-gradient(135deg, rgba(255, 140, 0, 0.1), rgba(255, 140, 0, 0.2));
  color: var(--brand-accent);
}

.stat-icon.error {
  background: var(--error-light);
  color: var(--error);
}

.stat-icon.info {
  background: var(--info-light);
  color: var(--info);
}

.stat-content {
  flex: 1;
  min-width: 0;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-1);
}

.stat-value {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.stat-trend {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.stat-trend-up {
  color: var(--success);
}

.stat-trend-down {
  color: var(--error);
}

.stat-trend-neutral {
  color: var(--text-tertiary);
}

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

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

/* Data Tables */
.data-table-container {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.data-table-header {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.data-table-search {
  flex: 1;
  min-width: 250px;
  position: relative;
}

.data-table-search input {
  width: 100%;
  padding: var(--space-2) var(--space-4) var(--space-2) var(--space-10);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: var(--text-sm);
}

.data-table-search i {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
}

.data-table-filters {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.data-table-actions {
  display: flex;
  gap: var(--space-2);
}

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

.data-table thead {
  background: var(--bg-secondary);
}

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

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

.data-table tbody tr {
  transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
  background: var(--bg-secondary);
}

.data-table-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pagination {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

.pagination-btn {
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--bg-primary);
  cursor: pointer;
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
  background: var(--bg-secondary);
}

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

.pagination-btn.active {
  background: var(--brand-navy);
  color: white;
  border-color: var(--brand-navy);
}

/* Badges */
.badge {
  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(--border-radius-sm);
  white-space: nowrap;
}

.badge-primary {
  background: rgba(26, 20, 100, 0.1);
  color: var(--brand-navy);
}

.badge-success {
  background: var(--success-light);
  color: #065f46;
}

.badge-warning {
  background: var(--warning-light);
  color: #92400e;
}

.badge-error {
  background: var(--error-light);
  color: #991b1b;
}

.badge-info {
  background: var(--info-light);
  color: #1e40af;
}

.badge-gray {
  background: var(--gray-100);
  color: var(--gray-700);
}

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

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

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--brand-navy);
  box-shadow: 0 0 0 3px rgba(26, 20, 100, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

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

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

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--space-4);
}

.modal {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.modal-close {
  background: transparent;
  border: none;
  font-size: var(--text-2xl);
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
}

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

.modal-body {
  padding: var(--space-6);
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: var(--space-6);
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
}

/* Alerts */
.alert {
  padding: var(--space-4);
  border-radius: var(--border-radius);
  border-left: 4px solid;
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.alert-icon {
  flex-shrink: 0;
  font-size: var(--text-lg);
}

.alert-content {
  flex: 1;
}

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

.alert-success {
  background: var(--success-light);
  border-color: var(--success);
  color: #065f46;
}

.alert-warning {
  background: var(--warning-light);
  border-color: var(--warning);
  color: #92400e;
}

.alert-error {
  background: var(--error-light);
  border-color: var(--error);
  color: #991b1b;
}

.alert-info {
  background: var(--info-light);
  border-color: var(--info);
  color: #1e40af;
}

/* Tabs */
.tabs {
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-6);
}

.tabs-list {
  display: flex;
  gap: var(--space-2);
  list-style: none;
}

.tabs-tab {
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  background: transparent;
  border-top: none;
  border-left: none;
  border-right: none;
}

.tabs-tab:hover {
  color: var(--text-primary);
}

.tabs-tab.active {
  color: var(--brand-navy);
  border-bottom-color: var(--brand-navy);
}

/* Empty States */
.empty-state {
  text-align: center;
  padding: var(--space-16) var(--space-6);
}

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

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

.empty-state-description {
  font-size: var(--text-base);
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

/* Loading States */
.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top-color: var(--brand-navy);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

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

@media (max-width: 768px) {
  .admin-content {
    padding: var(--space-4);
  }
  
  .page-header-top {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }
  
  .page-actions {
    width: 100%;
  }
  
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
  
  .data-table-header {
    flex-direction: column;
    align-items: stretch;
  }
  
  .data-table-search {
    min-width: 100%;
  }
  
  .stat-card {
    flex-direction: column;
    text-align: center;
  }
  
  .stat-icon {
    margin: 0 auto;
  }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.font-bold { font-weight: var(--font-bold); }
.font-semibold { font-weight: var(--font-semibold); }
.font-medium { font-weight: var(--font-medium); }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.hidden { display: none; }
.block { display: block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }

.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }

/* ═══════════════════════════════════════════════════════════
   HELP UX SYSTEM — Contextual guidance, tips, info boxes
   ═══════════════════════════════════════════════════════════ */

/* Info Box — contextual guidance callout */
.help-box {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--border-radius);
  font-size: var(--text-sm);
  line-height: 1.6;
  margin-bottom: var(--space-6);
  position: relative;
}
.help-box .help-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  font-size: 14px;
}
.help-box .help-content { flex: 1; min-width: 0; }
.help-box .help-title {
  font-weight: var(--font-semibold);
  margin-bottom: 2px;
  font-size: var(--text-sm);
}
.help-box .help-text { color: inherit; opacity: 0.85; }
.help-box .help-text a { color: inherit; font-weight: var(--font-semibold); text-decoration: underline; }
.help-box .help-dismiss {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  background: none;
  border: none;
  cursor: pointer;
  opacity: 0.5;
  font-size: 14px;
  color: inherit;
  padding: 4px;
  line-height: 1;
}
.help-box .help-dismiss:hover { opacity: 1; }

/* Info variant (blue) */
.help-box-info {
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  border: 1px solid #bfdbfe;
  color: #1e40af;
}

/* Tip variant (amber) */
.help-box-tip {
  background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  border: 1px solid #fde68a;
  color: #92400e;
}

/* Success variant (green) */
.help-box-success {
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  border: 1px solid #a7f3d0;
  color: #065f46;
}

/* Warning variant (orange) */
.help-box-warning {
  background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
  border: 1px solid #fed7aa;
  color: #9a3412;
}

/* Purple brand variant */
.help-box-brand {
  background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
  border: 1px solid #c4b5fd;
  color: #5b21b6;
}

/* Inline help hint — small contextual text under form fields */
.help-hint {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 6px;
  line-height: 1.5;
}
.help-hint i { font-size: 11px; margin-top: 2px; flex-shrink: 0; color: var(--gray-400); }

/* Section intro — brief explanation under a card/section header */
.section-intro {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  line-height: 1.6;
  max-width: 680px;
}

/* Tooltip styles */
[data-tip] {
  position: relative;
  cursor: help;
}
[data-tip]::after {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--gray-800);
  color: #fff;
  font-size: 12px;
  font-weight: var(--font-medium);
  padding: 6px 12px;
  border-radius: 6px;
  white-space: nowrap;
  max-width: 280px;
  white-space: normal;
  text-align: center;
  line-height: 1.4;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s, visibility 0.15s;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
[data-tip]::before {
  content: '';
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--gray-800);
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s, visibility 0.15s;
  z-index: 1000;
}
[data-tip]:hover::after,
[data-tip]:hover::before {
  opacity: 1;
  visibility: visible;
}

/* Quick-start steps list */
.help-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-3);
}
.help-step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}
.help-step-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: currentColor;
  color: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}
.help-step-num span {
  color: #fff;
}
.help-step-text {
  font-size: 13px;
  line-height: 1.5;
  padding-top: 1px;
}
.help-step-text strong { font-weight: var(--font-semibold); }

/* Collapsible help panel */
.help-panel {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  margin-bottom: var(--space-6);
  overflow: hidden;
  background: var(--bg-primary);
}
.help-panel-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-secondary);
  border: none;
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  gap: var(--space-2);
  transition: background var(--transition-fast);
}
.help-panel-toggle:hover { background: var(--bg-tertiary); }
.help-panel-toggle i { color: var(--brand-primary); }
.help-panel-toggle .chevron { transition: transform var(--transition-fast); font-size: 12px; color: var(--text-tertiary); }
.help-panel.open .help-panel-toggle .chevron { transform: rotate(180deg); }
.help-panel-body {
  display: none;
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--text-secondary);
  border-top: 1px solid var(--border-color);
}
.help-panel.open .help-panel-body { display: block; }

/* Keyboard shortcut badge */
.kbd {
  display: inline-block;
  padding: 2px 6px;
  font-size: 11px;
  font-family: var(--font-mono);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  box-shadow: 0 1px 0 var(--border-color);
  color: var(--text-secondary);
  font-weight: var(--font-medium);
}

/* Feature badge — marks new or beta features */
.feature-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 2px 8px;
  border-radius: 10px;
}
.feature-badge-new { background: #dbeafe; color: #1d4ed8; }
.feature-badge-beta { background: #fef3c7; color: #92400e; }
.feature-badge-pro { background: linear-gradient(135deg, #ede9fe, #ddd6fe); color: #6d28d9; }