/* BigBaseAlpha Dashboard - Modern Professional Design */

:root {
  /* Color Palette */
  --primary: #6366f1;
  --primary-light: #818cf8;
  --primary-dark: #4f46e5;
  --secondary: #1e293b;
  --accent: #06b6d4;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #3b82f6;
  
  /* Background Colors */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-surface: #1e293b;
  --bg-card: #334155;
  --bg-hover: #475569;
  
  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  
  /* Border & Shadow */
  --border-color: #475569;
  --border-light: #64748b;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* Glass Effect */
  --glass-bg: rgba(51, 65, 85, 0.8);
  --glass-border: rgba(148, 163, 184, 0.2);
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition: 300ms ease;
  --transition-slow: 500ms ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  font-feature-settings: 'kern' 1, 'liga' 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: var(--radius);
}

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

/* Dashboard Container */
.dashboard-container {
  display: grid;
  grid-template-columns: 280px 1fr;
  grid-template-rows: 1fr;
  min-height: 100vh;
  background: var(--bg-primary);
}

/* Sidebar */
.sidebar {
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  position: relative;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.sidebar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, 
    rgba(99, 102, 241, 0.1) 0%, 
    transparent 50%);
  pointer-events: none;
}

.sidebar-header {
  padding: var(--space-xl);
  border-bottom: 1px solid var(--border-color);
  position: relative;
  z-index: 1;
}

.sidebar-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-xs);
}

.sidebar-header p {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

/* Navigation */
.nav-menu {
  list-style: none;
  padding: var(--space-lg) 0;
}

.nav-item {
  margin-bottom: var(--space-xs);
}

.nav-link {
  display: flex;
  align-items: center;
  padding: var(--space-md) var(--space-xl);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all var(--transition);
  border-right: 3px solid transparent;
  position: relative;
}

.nav-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  transition: width var(--transition);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(99, 102, 241, 0.1);
  transform: translateX(4px);
}

.nav-link:hover::before {
  width: 4px;
}

.nav-link.active {
  color: var(--primary-light);
  background: rgba(99, 102, 241, 0.15);
  border-right-color: var(--primary);
}

.nav-link.active::before {
  width: 4px;
}

.nav-link .icon {
  margin-right: var(--space-md);
  font-size: 1.2rem;
  min-width: 24px;
  text-align: center;
}

.nav-icon {
  margin-right: var(--space-md);
  min-width: 24px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  transition: all 0.2s ease;
}

.nav-link:hover .nav-icon svg {
  transform: scale(1.1);
}

.nav-link.active .nav-icon svg {
  color: var(--primary-light);
}

/* Main Content */
.main-content {
  background: var(--bg-primary);
  overflow-y: auto;
  position: relative;
}

.main-content::before {
  content: '';
  position: fixed;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at center, 
    rgba(99, 102, 241, 0.1) 0%, 
    transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* Header */
.header {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: var(--space-lg) var(--space-xl);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: none;
}

.header-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

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

/* Page Content */
.page-content {
  padding: var(--space-xl);
  position: relative;
  z-index: 1;
}

#main-content {
  animation: fadeIn 0.6s ease-out;
}

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

.grid-cols-1 { grid-template-columns: 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); }

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  transition: all var(--transition);
  overflow: hidden;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, 
    transparent, 
    rgba(99, 102, 241, 0.5), 
    transparent);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary);
}

.card-header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--border-color);
  background: linear-gradient(135deg, 
    rgba(99, 102, 241, 0.1), 
    rgba(30, 41, 59, 0.5));
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.card-body {
  padding: var(--space-lg);
}

.card-footer {
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

/* Metrics & Stats */
.metric {
  text-align: center;
  padding: var(--space-lg);
}

.metric-value {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-sm);
  font-feature-settings: 'tnum' 1;
}

.metric-label {
  color: var(--text-muted);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.metric-change {
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-weight: 500;
}

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

.metric-change.negative {
  color: var(--error);
}

.stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border-color);
}

.stat:last-child {
  border-bottom: none;
}

.stat-label {
  font-weight: 500;
  color: var(--text-secondary);
}

.stat-value {
  font-weight: 700;
  color: var(--primary-light);
  font-size: 1.125rem;
  font-feature-settings: 'tnum' 1;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-lg);
  border: none;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
  gap: var(--space-sm);
  position: relative;
  overflow: hidden;
}

.btn-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.btn svg {
  width: 1rem;
  height: 1rem;
  transition: transform 0.2s ease;
}

.btn:hover svg {
  transform: scale(1.1);
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, 
    transparent, 
    rgba(255, 255, 255, 0.2), 
    transparent);
  transition: left var(--transition);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

.btn-success {
  background: linear-gradient(135deg, var(--success), #059669);
  color: white;
}

.btn-warning {
  background: linear-gradient(135deg, var(--warning), #d97706);
  color: white;
}

.btn-danger {
  background: linear-gradient(135deg, var(--error), #dc2626);
  color: white;
}

.btn-sm {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.75rem;
}

.btn-lg {
  padding: var(--space-lg) var(--space-xl);
  font-size: 1rem;
}

/* Status Indicators */
.status {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-2xl);
  font-size: 0.75rem;
  font-weight: 600;
  gap: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status.online {
  background: rgba(16, 185, 129, 0.2);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status.offline {
  background: rgba(239, 68, 68, 0.2);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.status.warning {
  background: rgba(245, 158, 11, 0.2);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Progress Bars */
.progress {
  width: 100%;
  height: 8px;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius);
  transition: width var(--transition-slow);
  position: relative;
}

.progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, 
    transparent, 
    rgba(255, 255, 255, 0.3), 
    transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  background: var(--bg-secondary);
  color: var(--text-primary);
  transition: all var(--transition);
  font-family: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
  background: var(--bg-tertiary);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

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

/* Tables */
.table-container {
  overflow: hidden;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  background: var(--bg-card);
}

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

.table th,
.table td {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.table th {
  background: var(--bg-secondary);
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  position: sticky;
  top: 0;
  z-index: 1;
}

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

.table tbody tr:hover {
  background: rgba(99, 102, 241, 0.05);
}

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

/* Alerts */
.alert {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
  border: 1px solid;
  position: relative;
  overflow: hidden;
}

.alert::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
  border-color: rgba(16, 185, 129, 0.2);
}

.alert-success::before {
  background: var(--success);
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error);
  border-color: rgba(239, 68, 68, 0.2);
}

.alert-error::before {
  background: var(--error);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
  border-color: rgba(245, 158, 11, 0.2);
}

.alert-warning::before {
  background: var(--warning);
}

.alert-info {
  background: rgba(59, 130, 246, 0.1);
  color: var(--info);
  border-color: rgba(59, 130, 246, 0.2);
}

.alert-info::before {
  background: var(--info);
}

/* Loading States */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
  color: var(--text-muted);
  text-align: center;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top: 3px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: var(--space-md);
}

.loading-dots {
  display: inline-flex;
  gap: var(--space-xs);
  margin-left: var(--space-sm);
}

.loading-dots span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  animation: loadingDots 1.4s infinite ease-in-out;
}

.loading-dots span:nth-child(1) { animation-delay: -0.32s; }
.loading-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes loadingDots {
  0%, 80%, 100% {
    transform: scale(0);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

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

/* Charts */
.chart-container {
  position: relative;
  height: 350px;
  padding: var(--space-lg);
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

/* Security Page Styles */
.security-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  padding: var(--space-xl);
}

.security-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.security-section h2 {
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.hash-info {
  margin-top: var(--space-md);
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.875rem;
}

.hash-info textarea {
  margin-top: var(--space-sm);
  height: 80px;
  font-size: 0.75rem;
  font-family: inherit;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.audit-container {
  padding: var(--space-xl);
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
}

.audit-summary {
  margin-bottom: var(--space-xl);
  text-align: center;
}

.audit-summary h4 {
  color: var(--text-primary);
  font-size: 1.25rem;
  margin-bottom: var(--space-md);
  font-weight: 600;
}

.score-bar {
  width: 100%;
  height: 12px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: var(--space-md);
}

.score-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--error), var(--warning), var(--success));
  border-radius: var(--radius-lg);
  transition: width var(--transition-slow);
}

.audit-list {
  list-style: none;
  padding: 0;
  max-height: 350px;
  overflow-y: auto;
}

.audit-event {
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: var(--space-md);
  padding: var(--space-md);
  margin-bottom: var(--space-sm);
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--primary);
  transition: all var(--transition-fast);
}

.audit-event:hover {
  background: var(--bg-tertiary);
  transform: translateX(4px);
}

.audit-event.warning {
  border-left-color: var(--warning);
}

.audit-event.error {
  border-left-color: var(--error);
}

.event-time {
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 500;
}

.event-type {
  color: var(--primary-light);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.event-message {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Schemas Page Styles */
.schemas-container {
  padding: var(--space-xl);
}

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

.schemas-header h2 {
  color: var(--text-primary);
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0;
}

.schemas-list {
  margin: var(--space-xl) 0;
}

.schema-item {
  margin-bottom: var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition);
}

.schema-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}

.schema-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.schema-header h4 {
  color: var(--text-primary);
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0;
}

.schema-content {
  padding: var(--space-lg) var(--space-xl);
}

.schema-content pre {
  background: var(--bg-primary);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  margin: 0;
  border: 1px solid var(--border-color);
}

.schema-content code {
  color: var(--text-secondary);
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.875rem;
  line-height: 1.6;
}

.schema-validation {
  margin-top: var(--space-2xl);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
}

.form-actions {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: var(--space-2xl);
  font-style: italic;
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  border: 2px dashed var(--border-color);
}

.result-container {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  border: 1px solid;
}

.success {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--success);
}

.error {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--error);
}

/* Responsive Design */
@media (max-width: 1200px) {
  .dashboard-container {
    grid-template-columns: 250px 1fr;
  }
}

@media (max-width: 1024px) {
  .dashboard-container {
    grid-template-columns: 220px 1fr;
  }
  
  .sidebar-header {
    padding: var(--space-lg);
  }
  
  .nav-link {
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.875rem;
  }
  
  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .dashboard-container {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    position: fixed;
    top: 0;
    left: -280px;
    width: 280px;
    height: 100vh;
    z-index: 100;
    transition: left var(--transition);
  }
  
  .sidebar.open {
    left: 0;
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .header {
    padding: var(--space-md) var(--space-lg);
  }
  
  .header-title {
    font-size: 1.25rem;
  }
  
  .page-content {
    padding: var(--space-lg);
  }
  
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
  
  .security-container {
    grid-template-columns: 1fr;
    padding: var(--space-lg);
  }
  
  .metric-value {
    font-size: 2rem;
  }
  
  .card-header,
  .card-body {
    padding: var(--space-md);
  }
}

@media (max-width: 480px) {
  .header-actions {
    gap: var(--space-sm);
  }
  
  .btn {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.75rem;
  }
  
  .metric-value {
    font-size: 1.75rem;
  }
  
  .page-content {
    padding: var(--space-md);
  }
  
  .security-container,
  .schemas-container {
    padding: var(--space-md);
  }
}

/* Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.text-sm { font-size: 0.875rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

/* Spacing utilities */
.m-0 { margin: 0; }
.mt-0 { margin-top: 0; }
.mr-0 { margin-right: 0; }
.mb-0 { margin-bottom: 0; }
.ml-0 { margin-left: 0; }
.m-auto { margin: auto; }

.p-0 { padding: 0; }
.pt-0 { padding-top: 0; }
.pr-0 { padding-right: 0; }
.pb-0 { padding-bottom: 0; }
.pl-0 { padding-left: 0; }

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border-color: #ffffff;
    --text-muted: #e2e8f0;
  }
  
  .card {
    border-width: 2px;
  }
  
  .btn {
    border-width: 2px;
    border-style: solid;
  }
}

/* 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;
  }
}

/* Print styles */
@media print {
  .sidebar,
  .header-actions,
  .btn {
    display: none !important;
  }
  
  .dashboard-container {
    grid-template-columns: 1fr;
  }
  
  .card {
    box-shadow: none;
    border: 1px solid #000;
  }
}

/* Loading States */
.loading {
  position: relative;
  color: var(--text-muted);
}

.loading::after {
  content: '';
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 12px;
  border: 2px solid var(--border-color);
  border-top: 2px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: translateY(-50%) rotate(0deg); }
  100% { transform: translateY(-50%) rotate(360deg); }
}

/* Theme-specific body classes */
.theme-dark {
  --theme-accent: var(--primary);
}

.theme-light {
  --theme-accent: var(--primary);
}

.theme-cyberpunk {
  --theme-accent: var(--primary);
}

.theme-cyberpunk .sidebar {
  box-shadow: 0 0 20px rgba(0, 255, 65, 0.1);
}

.theme-cyberpunk .card:hover {
  box-shadow: 0 0 20px rgba(0, 255, 65, 0.1);
}

.theme-ocean {
  --theme-accent: var(--primary);
}

.theme-ocean .sidebar {
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.1);
}

.theme-ocean .card:hover {
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.1);
}

/* Enhanced transitions for theme switching */
* {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Performance optimizations */
.card,
.btn,
.sidebar,
.main-content {
  will-change: auto;
}

/* Chart container improvements */
#performance-chart {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}

/* Status indicators */
.status-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: var(--space-sm);
}

.status-indicator.online {
  background: var(--success);
  animation: pulse 2s infinite;
}

.status-indicator.offline {
  background: var(--error);
}

.status-indicator.warning {
  background: var(--warning);
}

/* Tooltip improvements */
[title]:hover::after {
  content: attr(title);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  color: var(--text-primary);
  padding: var(--space-sm);
  border-radius: var(--radius);
  font-size: 0.75rem;
  white-space: nowrap;
  z-index: 1000;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

/* Enhanced Overview Cards */
.overview-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.overview-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: transform 0.3s ease;
  transform-origin: left;
}

.overview-card:hover::before {
  transform: scaleX(1);
}

.overview-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary);
}

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

.card-header h3 {
  color: var(--text-primary);
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.card-icon {
  font-size: 1.5rem;
  opacity: 0.8;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  transition: all 0.2s ease;
}

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

/* Stat Trends */
.stat-trend {
  font-size: 0.75rem;
  margin-top: var(--space-xs);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.stat-trend.positive {
  color: var(--success);
  background: rgba(16, 185, 129, 0.1);
}

.stat-trend.negative {
  color: var(--error);
  background: rgba(239, 68, 68, 0.1);
}

.stat-trend.neutral {
  color: var(--text-muted);
  background: var(--bg-surface);
}

/* Performance Card */
.performance-grid {
  display: grid;
  gap: var(--space-md);
}

.performance-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md);
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.performance-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}

.performance-value {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.performance-value .value {
  color: var(--text-primary);
  font-weight: 600;
  min-width: 60px;
  text-align: right;
}

.performance-bar {
  width: 100px;
  height: 6px;
  background: var(--bg-primary);
  border-radius: 3px;
  overflow: hidden;
}

.performance-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 3px;
  transition: width 0.3s ease;
}

.performance-fill.warning {
  background: linear-gradient(90deg, var(--warning), #fbbf24);
}

/* Enhanced Activity List */
.activity-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-sm);
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.activity-item:hover {
  background: var(--bg-surface);
  border-color: var(--border-color);
}

.activity-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.activity-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.activity-icon.success {
  background: rgba(16, 185, 129, 0.1);
  border: 2px solid var(--success);
}

.activity-icon.info {
  background: rgba(59, 130, 246, 0.1);
  border: 2px solid var(--info);
}

.activity-icon.warning {
  background: rgba(245, 158, 11, 0.1);
  border: 2px solid var(--warning);
}

.activity-icon.error {
  background: rgba(239, 68, 68, 0.1);
  border: 2px solid var(--error);
}

.activity-content {
  flex: 1;
}

.activity-title {
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.activity-meta {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

.activity-time,
.activity-user,
.activity-details {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.status-badge {
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-badge.success {
  color: var(--success);
  background: rgba(16, 185, 129, 0.1);
}

.status-badge.info {
  color: var(--info);
  background: rgba(59, 130, 246, 0.1);
}

.status-badge.warning {
  color: var(--warning);
  background: rgba(245, 158, 11, 0.1);
}

.status-badge.error {
  color: var(--error);
  background: rgba(239, 68, 68, 0.1);
}

/* Health Card */
.health-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.health-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.health-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.health-icon {
  font-size: 1.5rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
}

.health-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary);
}

.health-info {
  flex: 1;
}

.health-label {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 2px;
}

.health-value {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1.1rem;
}

.health-status {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.health-status.good {
  color: var(--success);
}

.health-status.warning {
  color: var(--warning);
}

.health-status.error {
  color: var(--error);
}

/* Quick Actions */
.actions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.action-btn {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
}

.action-btn:hover {
  background: var(--bg-hover);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.action-icon {
  font-size: 1.5rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-lg);
  color: var(--primary);
}

.action-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform 0.2s ease;
}

.action-btn:hover .action-icon svg {
  transform: scale(1.1);
}

.action-text {
  flex: 1;
}

.action-title {
  font-weight: 600;
  margin-bottom: 2px;
}

.action-desc {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Chart Card */
.chart-card {
  grid-column: 1 / -1;
}

.chart-controls {
  display: flex;
  gap: var(--space-sm);
}

.chart-timeframe {
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.85rem;
}

.chart-container {
  height: 300px;
  margin: var(--space-lg) 0;
}

.chart-legend {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  margin-top: var(--space-md);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.legend-color {
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

.legend-label {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* Grid Layout Improvements */
.overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.overview-card.wide {
  grid-column: 1 / -1;
}

.overview-card.chart-card {
  grid-column: 1 / -1;
  min-height: 400px;
}

/* Responsive adjustments */
@media (max-width: 1200px) {
  .overview-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .health-grid,
  .actions-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .overview-grid {
    grid-template-columns: 1fr;
  }
  
  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }
  
  .performance-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }
  
  .performance-value {
    width: 100%;
    justify-content: space-between;
  }
}

/* Real-time Charts Styles */
.realtime-dashboard {
  padding: var(--space-lg);
  min-height: 100vh;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.dashboard-header h2 {
  color: var(--text-primary);
  font-size: 1.875rem;
  font-weight: 700;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.dashboard-header h2::before {
  content: '📊';
  font-size: 2rem;
}

.dashboard-controls {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.form-select {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius);
  font-size: 0.875rem;
  min-width: 150px;
  outline: none;
  transition: all 0.3s ease;
}

.form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Real-time Grid Layout */
.realtime-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.chart-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

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

.chart-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(99, 102, 241, 0.3);
}

.chart-card.wide {
  grid-column: span 2;
}

.chart-card.live-metrics {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(34, 197, 94, 0.1) 100%);
  border-color: rgba(16, 185, 129, 0.3);
}

.chart-card.live-metrics::before {
  background: linear-gradient(90deg, var(--success), #22c55e);
}

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

.card-header h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

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

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.legend-color {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: block;
}

.live-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.875rem;
  color: var(--success);
  font-weight: 500;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

/* Live Metrics Display */
.metrics-display {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
}

.metric-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-md);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius);
  transition: all 0.3s ease;
}

.metric-item:hover {
  background: rgba(16, 185, 129, 0.15);
  transform: scale(1.02);
}

.metric-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xs);
  text-align: center;
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--success);
  text-align: center;
  font-family: 'Courier New', monospace;
}

/* Chart Container */
.chart-container {
  position: relative;
  height: 300px;
  width: 100%;
}

.chart-container canvas {
  background: rgba(15, 23, 42, 0.3);
  border-radius: var(--radius);
}

/* Performance Alerts */
.alerts-section {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.alerts-section h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 var(--space-lg) 0;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.alerts-section h3::before {
  content: '🚨';
  font-size: 1.5rem;
}

.alerts-container {
  display: grid;
  gap: var(--space-md);
}

.alert {
  padding: var(--space-md);
  border-radius: var(--radius);
  border-left: 4px solid;
  background: rgba(15, 23, 42, 0.5);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  transition: all 0.3s ease;
}

.alert:hover {
  transform: translateX(4px);
}

.alert.alert-warning {
  border-left-color: var(--warning);
  background: rgba(245, 158, 11, 0.1);
}

.alert.alert-error {
  border-left-color: var(--error);
  background: rgba(239, 68, 68, 0.1);
}

.alert.alert-info {
  border-left-color: var(--info);
  background: rgba(59, 130, 246, 0.1);
}

.alert-icon {
  font-size: 1.25rem;
  opacity: 0.8;
}

.alert-content {
  flex: 1;
}

.alert-title {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.alert-message {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.alert-time {
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.7;
}

/* Responsive Design for Charts */
@media (max-width: 1024px) {
  .realtime-grid {
    grid-template-columns: 1fr;
  }
  
  .chart-card.wide {
    grid-column: span 1;
  }
  
  .dashboard-header {
    flex-direction: column;
    gap: var(--space-md);
    align-items: stretch;
  }
  
  .dashboard-controls {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .realtime-dashboard {
    padding: var(--space-md);
  }
  
  .metrics-display {
    grid-template-columns: 1fr;
  }
  
  .chart-container {
    height: 250px;
  }
  
  .dashboard-controls {
    flex-direction: column;
    width: 100%;
  }
  
  .form-select {
    width: 100%;
  }
  
  .chart-legend {
    justify-content: center;
  }
}

/* Chart Animations */
@keyframes chartFadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.chart-container {
  animation: chartFadeIn 0.6s ease-out;
}

/* Loading States */
.chart-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 300px;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.chart-loading::before {
  content: '⏳';
  margin-right: var(--space-sm);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Custom Scrollbar for Alerts */
.alerts-container {
  max-height: 400px;
  overflow-y: auto;
}

.alerts-container::-webkit-scrollbar {
  width: 6px;
}

.alerts-container::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: 3px;
}

.alerts-container::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

.alerts-container::-webkit-scrollbar-thumb:hover {
  background: var(--border-light);
}

/* Query Builder Styles */
.query-builder-dashboard {
  padding: var(--space-lg);
  min-height: 100vh;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
}

.query-builder-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.query-builder-header h2 {
  color: var(--text-primary);
  font-size: 1.875rem;
  font-weight: 700;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.query-builder-header h2::before {
  content: '🔍';
  font-size: 2rem;
}

.query-actions {
  display: flex;
  gap: var(--space-md);
}

.query-builder-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.query-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

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

.query-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(99, 102, 241, 0.3);
}

.query-card.wide {
  grid-column: span 2;
}

.query-card h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 var(--space-md) 0;
}

.query-type-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.query-type-btn {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  border-radius: var(--radius);
  transition: all 0.3s ease;
  cursor: pointer;
}

.query-type-btn:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

.query-type-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.filter-builder {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.filter-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: var(--space-sm);
  align-items: center;
}

.filter-field,
.filter-operator,
.filter-value {
  padding: var(--space-sm);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.875rem;
}

.filter-value {
  flex: 1;
}

.remove-filter {
  padding: var(--space-xs) var(--space-sm);
  background: var(--error);
  color: white;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.75rem;
}

.options-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.option-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.option-row label {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}

.form-input {
  padding: var(--space-sm);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.875rem;
}

.sort-controls {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-sm);
}

.query-preview {
  position: relative;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: var(--space-md);
}

.query-preview pre {
  color: var(--text-primary);
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
  margin: 0;
  white-space: pre-wrap;
  word-wrap: break-word;
}

#copy-query {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.75rem;
}

.query-results {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  margin-bottom: var(--space-xl);
  overflow: hidden;
}

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

.results-header h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

.results-info {
  display: flex;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.results-content {
  padding: var(--space-lg);
}

.results-table-container {
  overflow-x: auto;
  max-height: 400px;
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.results-table th {
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
  position: sticky;
  top: 0;
}

.results-table td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  vertical-align: top;
}

.results-table tr:hover {
  background: rgba(99, 102, 241, 0.1);
}

.no-results {
  text-align: center;
  color: var(--text-muted);
  font-style: italic;
  padding: var(--space-xl);
}

.saved-queries {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
}

.saved-queries h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 var(--space-md) 0;
}

.saved-queries-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.saved-query-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: all 0.3s ease;
}

.saved-query-item:hover {
  border-color: var(--primary);
  transform: translateX(4px);
}

.query-info h4 {
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 var(--space-xs) 0;
}

.query-info p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin: 0;
}

.query-actions {
  display: flex;
  gap: var(--space-sm);
}

/* Responsive Design for Query Builder */
@media (max-width: 1024px) {
  .query-builder-grid {
    grid-template-columns: 1fr;
  }
  
  .query-card.wide {
    grid-column: span 1;
  }
  
  .query-builder-header {
    flex-direction: column;
    gap: var(--space-md);
    align-items: stretch;
  }
  
  .query-actions {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .query-builder-dashboard {
    padding: var(--space-md);
  }
  
  .filter-row {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }
  
  .sort-controls {
    grid-template-columns: 1fr;
  }
  
  .query-actions {
    flex-direction: column;
  }
  
  .results-header {
    flex-direction: column;
    gap: var(--space-sm);
    align-items: stretch;
  }
  
  .saved-query-item {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-md);
  }
}

/* Collections Dashboard Styles */
.collections-dashboard {
  padding: var(--space-lg);
  min-height: 100vh;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
}

.collections-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.collections-header h2 {
  color: var(--text-primary);
  font-size: 1.875rem;
  font-weight: 700;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.collections-header h2::before {
  content: '📁';
  font-size: 2rem;
}

.collections-actions {
  display: flex;
  gap: var(--space-md);
}

.collections-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.stat-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(99, 102, 241, 0.3);
}

.stat-icon {
  font-size: 2rem;
  opacity: 0.8;
}

.stat-content {
  flex: 1;
}

.stat-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.collections-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.collection-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

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

.collection-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(99, 102, 241, 0.3);
}

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

.collection-header h4 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.collection-status {
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.collection-status.active {
  background: rgba(16, 185, 129, 0.2);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.collection-status.warning {
  background: rgba(245, 158, 11, 0.2);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.collection-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  padding: var(--space-md);
  background: rgba(15, 23, 42, 0.3);
  border-radius: var(--radius);
}

.collection-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
}

.collection-stat .stat-label {
  color: var(--text-secondary);
}

.collection-stat .stat-value {
  color: var(--text-primary);
  font-weight: 600;
}

.collection-schema {
  margin-bottom: var(--space-md);
}

.collection-schema h5 {
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 600;
  margin: 0 0 var(--space-sm) 0;
}

.schema-fields {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.schema-field {
  padding: var(--space-xs) var(--space-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.schema-field small {
  color: var(--text-muted);
  opacity: 0.8;
}

.collection-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
}

.collection-management {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  margin-top: var(--space-xl);
}

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

.management-header h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

.management-tabs {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.tab-btn {
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.3s ease;
}

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

.tab-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.placeholder-content {
  text-align: center;
  padding: var(--space-xl);
  color: var(--text-muted);
  font-style: italic;
}

/* Responsive Design for Collections */
@media (max-width: 1024px) {
  .collections-grid {
    grid-template-columns: 1fr;
  }
  
  .collections-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .collections-header {
    flex-direction: column;
    gap: var(--space-md);
    align-items: stretch;
  }
  
  .collections-actions {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .collections-dashboard {
    padding: var(--space-md);
  }
  
  .collections-stats {
    grid-template-columns: 1fr;
  }
  
  .collection-stats {
    grid-template-columns: 1fr;
  }
  
  .collections-actions {
    flex-direction: column;
  }
  
  .collection-actions {
    flex-direction: column;
  }
  
  .management-tabs {
    flex-wrap: wrap;
  }
}

/* Enhanced Settings Dashboard Styles */
.settings-dashboard {
  padding: var(--space-lg);
  min-height: 100vh;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
}

.settings-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.settings-header h2 {
  color: var(--text-primary);
  font-size: 1.875rem;
  font-weight: 700;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.settings-header h2::before {
  content: '⚙️';
  font-size: 2rem;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.settings-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

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

.settings-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(99, 102, 241, 0.3);
}

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

.settings-card .card-header h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.card-header-icon {
  width: 20px;
  height: 20px;
  color: #6366f1;
  flex-shrink: 0;
}

.btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn-sm svg {
  width: 14px;
  height: 14px;
}

.config-status,
.performance-indicator,
.security-level,
.backup-status,
.monitoring-status,
.theme-indicator {
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.config-status.active,
.monitoring-status.active {
  background: rgba(16, 185, 129, 0.2);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.performance-indicator {
  background: rgba(59, 130, 246, 0.2);
  color: var(--info);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.security-level.warning {
  background: rgba(245, 158, 11, 0.2);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.backup-status,
.theme-indicator {
  background: rgba(139, 92, 246, 0.2);
  color: #8b5cf6;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.settings-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.setting-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.setting-group label {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.875rem;
}

.setting-description {
  color: var(--text-muted);
  font-size: 0.75rem;
  opacity: 0.8;
  margin-top: var(--space-xs);
}

.form-input,
.form-select {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: all 0.3s ease;
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.input-group {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
}

.input-group .form-input {
  flex: 1;
}

.slider-group {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.slider {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-secondary);
  outline: none;
  opacity: 0.7;
  transition: opacity 0.2s;
  -webkit-appearance: none;
  appearance: none;
}

.slider:hover {
  opacity: 1;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.slider-value {
  min-width: 60px;
  font-weight: 600;
  color: var(--primary);
  font-family: 'Courier New', monospace;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  font-weight: 500;
  color: var(--text-primary);
  padding: var(--space-sm);
  border-radius: var(--radius);
  transition: all 0.3s ease;
}

.checkbox-label:hover {
  background: rgba(99, 102, 241, 0.1);
}

.checkbox-label input[type="checkbox"] {
  display: none;
}

.checkmark {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  position: relative;
  transition: all 0.3s ease;
  background: var(--bg-secondary);
}

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

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-weight: bold;
  font-size: 12px;
}

.backup-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.alert-types {
  margin-top: var(--space-md);
}

.alert-types h5 {
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 600;
  margin: 0 0 var(--space-sm) 0;
}

.alert-types .checkbox-label {
  margin-bottom: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
}

.advanced-config {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

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

.config-header h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.config-header-icon {
  width: 20px;
  height: 20px;
  color: #6366f1;
  flex-shrink: 0;
}

.advanced-content {
  margin-top: var(--space-lg);
}

.config-editor h4 {
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 var(--space-md) 0;
}

.config-textarea {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: 'Courier New', monospace;
  font-size: 0.875rem;
  line-height: 1.6;
  padding: var(--space-md);
  resize: vertical;
  min-height: 300px;
}

.config-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.config-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  justify-content: flex-end;
}

.settings-footer {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.save-status {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.status-icon {
  font-size: 1rem;
}

.status-text {
  font-weight: 600;
  color: var(--text-primary);
}

.status-time {
  opacity: 0.7;
}

.settings-actions {
  display: flex;
  gap: var(--space-md);
}

/* Responsive Design for Settings */
@media (max-width: 1200px) {
  .settings-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .settings-dashboard {
    padding: var(--space-md);
  }
  
  .settings-header {
    flex-direction: column;
    gap: var(--space-md);
    align-items: stretch;
  }
  
  .settings-actions {
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .settings-footer {
    flex-direction: column;
    gap: var(--space-md);
    align-items: stretch;
  }
  
  .input-group {
    flex-direction: column;
    align-items: stretch;
  }
  
  .slider-group {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .backup-actions {
    flex-direction: column;
  }
  
  .config-actions {
    justify-content: center;
    flex-wrap: wrap;
  }
}

/* Animation for settings changes */
@keyframes settingsSaved {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.settings-card.saved {
  animation: settingsSaved 0.3s ease;
}

/* Loading states */
.settings-card.loading {
  opacity: 0.7;
  pointer-events: none;
}

.settings-card.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* System Status Widget */
.system-status-widget {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.status-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.status-header h3 {
  margin: 0;
  color: #f1f5f9;
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-header-icon {
  width: 24px;
  height: 24px;
  color: #6366f1;
}

.status-indicators {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: flex-start;
  margin-left: -80px;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.status-icon {
  width: 16px;
  height: 16px;
  color: #f59e0b;
  transition: color 0.3s ease;
}

.status-icon.online {
  color: #10b981;
}

.status-icon.error {
  color: #ef4444;
}

.status-text {
  color: #cbd5e1;
  font-weight: 500;
}

.status-time {
  color: #64748b;
  font-size: 0.75rem;
}

.status-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.metric-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.metric-label {
  color: #94a3b8;
  font-size: 0.875rem;
  font-weight: 500;
}

.metric-bar {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.metric-fill {
  height: 100%;
  background: linear-gradient(90deg, #10b981 0%, #059669 100%);
  border-radius: 4px;
  transition: width 0.3s ease;
}

.metric-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.status-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.status-badge.connected {
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-badge.disconnected {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.metric-value {
  color: #f1f5f9;
  font-weight: 600;
  font-size: 0.875rem;
}

/* Memory usage color states */
.metric-fill.warning {
  background: linear-gradient(90deg, #f59e0b 0%, #d97706 100%);
}

.metric-fill.danger {
  background: linear-gradient(90deg, #ef4444 0%, #dc2626 100%);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .system-status-widget {
    padding: 1rem;
    margin-bottom: 1.5rem;
  }
  
  .status-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .status-metrics {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* Security Dashboard Styles */
.security-dashboard {
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.security-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-content {
  flex: 1;
}

.security-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 0.5rem 0;
  color: #f1f5f9;
  font-size: 1.75rem;
  font-weight: 700;
}

.header-icon {
  width: 32px;
  height: 32px;
  color: #6366f1;
}

.security-subtitle {
  color: #94a3b8;
  font-size: 1rem;
  margin: 0;
}

.security-status {
  display: flex;
  align-items: center;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 12px;
  font-size: 0.875rem;
  font-weight: 600;
}

.security-active {
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-indicator svg {
  width: 16px;
  height: 16px;
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
}

.security-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 1.5rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.security-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
  border-color: rgba(99, 102, 241, 0.3);
}

.security-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #6366f1, #8b5cf6, #06b6d4);
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: rgba(99, 102, 241, 0.2);
  border-radius: 16px;
  margin-bottom: 1rem;
  transition: all 0.3s ease;
}

.card-icon svg {
  width: 28px;
  height: 28px;
  color: #6366f1;
  transition: all 0.3s ease;
}

.security-card:hover .card-icon {
  background: rgba(99, 102, 241, 0.3);
  transform: scale(1.05);
}

.security-card:hover .card-icon svg {
  color: #818cf8;
}

.card-content h3 {
  margin: 0 0 0.5rem 0;
  color: #f1f5f9;
  font-size: 1.25rem;
  font-weight: 600;
}

.card-content p {
  margin: 0 0 1rem 0;
  color: #94a3b8;
  font-size: 0.875rem;
  line-height: 1.5;
}

.card-stats {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stat-value {
  color: #f1f5f9;
  font-weight: 700;
  font-size: 1rem;
}

.stat-label {
  color: #64748b;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.status-enabled {
  color: #10b981 !important;
}

.status-disabled {
  color: #ef4444 !important;
}

.card-actions {
  margin-top: auto;
}

.card-actions .btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  justify-content: center;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 12px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.card-actions .btn svg {
  width: 16px;
  height: 16px;
}

.btn-primary {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: white;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #5855eb 0%, #7c3aed 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background: rgba(71, 85, 105, 0.8);
  color: #f1f5f9;
  border: 1px solid rgba(148, 163, 184, 0.3);
}

.btn-secondary:hover {
  background: rgba(71, 85, 105, 1);
  border-color: rgba(148, 163, 184, 0.5);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: #94a3b8;
  border: 1px solid rgba(148, 163, 184, 0.3);
}

.btn-outline:hover {
  background: rgba(148, 163, 184, 0.1);
  color: #f1f5f9;
  border-color: rgba(148, 163, 184, 0.5);
  transform: translateY(-1px);
}

.btn-warning {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
}

.btn-warning:hover {
  background: linear-gradient(135deg, #eab308 0%, #ca8a04 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.btn-info {
  background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
  color: white;
}

.btn-info:hover {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(6, 182, 212, 0.4);
}

.btn-danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: white;
}

.btn-danger:hover {
  background: linear-gradient(135deg, #f87171 0%, #ef4444 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

/* Responsive Security Grid */
@media (max-width: 1200px) {
  .security-grid {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  }
}

@media (max-width: 768px) {
  .security-dashboard {
    padding: 1rem;
  }
  
  .security-header {
    flex-direction: column;
    gap: 1rem;
  }
  
  .security-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .security-card {
    padding: 1rem;
  }
  
  .card-stats {
    flex-direction: column;
    gap: 0.75rem;
  }
}

/* Theme Selector Styles */
.theme-selector {
  padding: var(--space-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  margin-bottom: var(--space-sm);
}

.theme-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-color);
}

.theme-header-icon {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary);
}

.theme-header-text {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.theme-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.theme-option {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.theme-option:hover {
  background: var(--bg-hover);
  border-color: var(--border-light);
  color: var(--text-primary);
  transform: translateX(2px);
}

.theme-option.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: var(--primary);
  color: white;
  box-shadow: var(--shadow);
}

.theme-option.active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
  transform: translateX(-100%);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.theme-option-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.theme-option:hover .theme-option-icon {
  transform: scale(1.1) rotate(5deg);
}

.theme-option.active .theme-option-icon {
  transform: scale(1.1);
}

.theme-option-text {
  flex-grow: 1;
  font-weight: 500;
}

.theme-option-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: all 0.2s ease;
  opacity: 0;
}

.theme-option.active .theme-option-indicator {
  background: white;
  opacity: 1;
  box-shadow: 0 0 8px rgba(255,255,255,0.5);
}

.theme-option:hover .theme-option-indicator {
  opacity: 0.5;
  transform: scale(1.2);
}

/* Theme Transitions */
* {
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-surface: #ffffff;
  --bg-card: #f8fafc;
  --bg-hover: #f1f5f9;
  
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  
  --border-color: #e2e8f0;
  --border-light: #cbd5e1;
  
  --glass-bg: rgba(248, 250, 252, 0.8);
  --glass-border: rgba(100, 116, 139, 0.2);
}

/* Auto Theme (follows system preference) */
@media (prefers-color-scheme: light) {
  [data-theme="auto"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-surface: #ffffff;
    --bg-card: #f8fafc;
    --bg-hover: #f1f5f9;
    
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #64748b;
    
    --border-color: #e2e8f0;
    --border-light: #cbd5e1;
    
    --glass-bg: rgba(248, 250, 252, 0.8);
    --glass-border: rgba(100, 116, 139, 0.2);
  }
}

/* Database Status Classes */
.status-connected {
  color: var(--success) !important;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.status-disconnected {
  color: var(--error) !important;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

/* Status badge improvements */
.status-badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.2s ease;
}

/* Enhanced status badges */
.status-enabled {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-disabled {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-admin {
  background-color: rgba(245, 158, 11, 0.1);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-user {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--info);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.status-moderator {
  background-color: rgba(99, 102, 241, 0.1);
  color: var(--primary);
  border: 1px solid rgba(99, 102, 241, 0.3);
}

/* Modal styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
  animation: fadeIn 0.3s ease-out;
}

.modal-content {
  background: var(--bg-primary);
  padding: 2rem;
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  animation: slideIn 0.3s ease-out;
}

.modal-content h3 {
  margin-top: 0;
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 700;
}

.modal-content p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 1rem 0;
}

.modal-content code {
  background: var(--bg-secondary);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-family: 'Monaco', 'Courier New', monospace;
  font-size: 0.875rem;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.modal-content button {
  background: var(--primary);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 600;
  margin-top: 1rem;
  transition: all 0.2s ease;
  font-size: 0.875rem;
}

.modal-content button:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

/* Message notifications */
.message {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 12px 24px;
  border-radius: var(--radius);
  color: white;
  font-weight: 600;
  z-index: 1001;
  animation: slideIn 0.3s ease-out;
  box-shadow: var(--shadow-lg);
  border: 1px solid transparent;
  min-width: 200px;
}

.message-success {
  background: linear-gradient(135deg, var(--success), #059669);
  border-color: rgba(16, 185, 129, 0.3);
}

.message-error {
  background: linear-gradient(135deg, var(--error), #dc2626);
  border-color: rgba(239, 68, 68, 0.3);
}

.message-info {
  background: linear-gradient(135deg, var(--info), #2563eb);
  border-color: rgba(59, 130, 246, 0.3);
}

/* Enhanced button styles */
.btn-danger {
  background: linear-gradient(135deg, var(--error), #dc2626);
  color: white;
  border: 1px solid var(--error);
}

.btn-danger:hover {
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  transform: translateY(-1px);
}

.btn-success {
  background: linear-gradient(135deg, var(--success), #059669);
  color: white;
  border: 1px solid var(--success);
}

.btn-success:hover {
  background: linear-gradient(135deg, #059669, #047857);
  transform: translateY(-1px);
}

.btn-warning {
  background: linear-gradient(135deg, var(--warning), #d97706);
  color: white;
  border: 1px solid var(--warning);
}

.btn-warning:hover {
  background: linear-gradient(135deg, #d97706, #b45309);
  transform: translateY(-1px);
}

/* Loading states */
.loading {
  opacity: 0.6;
  pointer-events: none;
  position: relative;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin-left: -10px;
  margin-top: -10px;
  border: 2px solid transparent;
  border-top: 2px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Enhanced table styles */
.table-container {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
}

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

.table-header h3 {
  margin: 0;
  color: var(--text-primary);
  font-size: 1.125rem;
  font-weight: 700;
}

.table-actions {
  display: flex;
  gap: 0.75rem;
}

/* Export buttons */
.export-buttons {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.export-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
  color: var(--text-primary);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.export-btn:hover {
  background: var(--bg-hover);
  border-color: var(--primary);
  transform: translateY(-1px);
}

/* Form styles */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.875rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: all 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-control::placeholder {
  color: var(--text-muted);
}

/* Authentication forms */
.auth-form {
  max-width: 400px;
  margin: 2rem auto;
  padding: 2rem;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.auth-form h2 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--text-primary);
  font-weight: 700;
}

/* Backup management */
.backup-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.backup-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.backup-stat-card {
  background: var(--bg-surface);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  text-align: center;
}

.backup-stat-card h3 {
  margin: 0 0 0.5rem 0;
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 700;
}

.backup-stat-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Responsive improvements */
@media (max-width: 768px) {
  .modal-content {
    margin: 1rem;
    width: calc(100% - 2rem);
    padding: 1.5rem;
  }
  
  .export-buttons {
    flex-direction: column;
  }
  
  .table-header {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  
  .table-actions {
    width: 100%;
    justify-content: flex-start;
  }
  
  .backup-actions {
    flex-direction: column;
  }
  
  .backup-stats {
    grid-template-columns: 1fr;
  }
  
  .auth-form {
    margin: 1rem;
    padding: 1.5rem;
  }
}

/* Tab Navigation System */
.tab-pane {
  display: none;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
}

.tab-pane.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Smooth tab transitions */
.main-content {
  position: relative;
}

.tab-pane {
  position: relative;
  width: 100%;
}

/* Ensure content is visible when tab is active */
.tab-pane.active * {
  visibility: visible;
}

/* Loading state for tabs */
.tab-pane.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* Tab content animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.tab-pane.active {
  animation: fadeInUp 0.3s ease-out;
}

/* Fix for nested tab systems */
.tab-pane .tab-pane {
  margin: 0;
  padding: 0;
}

/* Ensure proper stacking context */
.tab-pane {
  z-index: 1;
}

.tab-pane.active {
  z-index: 2;
}

/* Analytics Styles */
.analytics-content {
  padding: 20px;
}

.analytics-header {
  margin-bottom: 30px;
  text-align: center;
}

.analytics-header h2 {
  color: #e2e8f0;
  margin-bottom: 8px;
}

.analytics-header p {
  color: #94a3b8;
  margin: 0;
}

.analytics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.analytics-card {
  background: #16213e;
  border-radius: 12px;
  padding: 20px;
  border: 1px solid #1e293b;
}

.analytics-card .card-header {
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid #1e293b;
}

.analytics-card .card-header h3 {
  color: #e2e8f0;
  margin: 0;
  font-size: 18px;
}

.analytics-metrics {
  display: grid;
  gap: 15px;
}

.analytics-metrics .metric-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
}

.analytics-metrics .metric-label {
  color: #94a3b8;
  font-size: 14px;
}

.analytics-metrics .metric-value {
  color: #60a5fa;
  font-weight: 600;
  font-size: 16px;
}