/**
 * Dashboard CSS - Modern Design System Implementation
 * Phase 1 Enhancement: Foundation & Core Enhancements
 */

/* Import design system */
@import url('design-system.css');

/* ===== GLOBAL STYLES ===== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-primary);
  background: var(--gradient-primary);
  min-height: 100vh;
  color: var(--surface-800);
  transition: var(--transition-normal);
  overflow-x: hidden;
}

[data-theme="dark"] body {
  color: var(--surface-100);
}

/* ===== LAYOUT COMPONENTS ===== */

.dashboard-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-6);
  min-height: 100vh;
}

/* ===== ENHANCED LOADING STATES ===== */

.chart-container {
  position: relative;
  min-height: 300px;
}

.chart-container.loading {
  pointer-events: none;
}

.chart-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.9);
  padding: 16px 24px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  z-index: 10;
}

[data-theme="dark"] .chart-loading {
  background: rgba(31, 41, 55, 0.9);
  color: #f9fafb;
}

.chart-loading .spinner {
  width: 24px;
  height: 24px;
  border: 2px solid #e5e7eb;
  border-top: 2px solid #3b82f6;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

[data-theme="dark"] .chart-loading .spinner {
  border-color: #374151;
  border-top-color: #3b82f6;
}

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

/* Skeleton loading for metric cards */
.metric-value.loading {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  color: transparent;
  border-radius: 4px;
}

[data-theme="dark"] .metric-value.loading {
  background: linear-gradient(90deg, #374151 25%, #4b5563 50%, #374151 75%);
  background-size: 200% 100%;
}

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

/* Enhanced transitions */
.metric-card {
  transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.metric-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .metric-card:hover {
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

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

/* Staggered animation for metric cards */
.metric-card:nth-child(1) { animation-delay: 0ms; }
.metric-card:nth-child(2) { animation-delay: 100ms; }
.metric-card:nth-child(3) { animation-delay: 200ms; }
.metric-card:nth-child(4) { animation-delay: 300ms; }
.metric-card:nth-child(5) { animation-delay: 400ms; }
.metric-card:nth-child(6) { animation-delay: 500ms; }

/* Value update animation */
.updating {
  animation: valueUpdate 0.3s ease-in-out;
}

@keyframes valueUpdate {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); color: #3b82f6; }
  100% { transform: scale(1); }
}

.dashboard-header {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-8);
  margin-bottom: var(--spacing-6);
  backdrop-filter: var(--glass-backdrop);
  box-shadow: var(--shadow-glass);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.dashboard-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.dashboard-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-3);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: var(--line-height-tight);
}

.dashboard-subtitle {
  font-size: var(--font-size-lg);
  color: var(--surface-800);
  margin-bottom: var(--spacing-6);
  opacity: 0.8;
}

[data-theme="dark"] .dashboard-subtitle {
  color: var(--surface-200);
}

/* ===== CONTROLS SECTION ===== */

.dashboard-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-4);
  flex-wrap: wrap;
  margin-top: var(--spacing-6);
}

.control-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.btn {
  @extend .btn-base;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--surface-800);
  backdrop-filter: var(--glass-backdrop);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-3) var(--spacing-5);
  font-weight: var(--font-weight-medium);
  position: relative;
  overflow: hidden;
}

.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: var(--transition-normal);
}

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

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-300);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-md);
}

.btn.active {
  background: var(--primary-500);
  color: white;
  border-color: var(--primary-600);
}

.btn.active::before {
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

[data-theme="dark"] .btn {
  color: var(--text-primary);
  background: var(--surface-800);
  border: 1px solid var(--border-primary);
  box-shadow: 
    0 2px 4px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .btn:hover {
  color: var(--text-primary);
  background: var(--surface-700);
  border-color: var(--chart-primary);
  box-shadow: 
    0 4px 8px rgba(0, 0, 0, 0.4),
    0 0 0 1px var(--chart-primary),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
}

[data-theme="dark"] .btn:active {
  background: var(--surface-900);
  transform: translateY(0) scale(0.98);
  box-shadow: 
    0 1px 2px rgba(0, 0, 0, 0.4),
    inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .btn.active {
  background: var(--chart-primary);
  color: var(--surface-900);
  border-color: var(--chart-primary);
  box-shadow: 
    0 2px 4px rgba(59, 130, 246, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .btn.active:hover {
  background: var(--primary-400);
  box-shadow: 
    0 4px 8px rgba(59, 130, 246, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

/* Theme Toggle Button */
.theme-toggle {
  position: fixed;
  top: var(--spacing-6);
  right: var(--spacing-6);
  z-index: var(--z-index-fixed);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-backdrop);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-normal);
  font-size: var(--font-size-xl);
  color: var(--surface-800);
}

[data-theme="dark"] .theme-toggle {
  background: var(--surface-800);
  border: 1px solid var(--border-primary);
  color: var(--text-primary);
  box-shadow: 
    0 4px 12px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .theme-toggle:hover {
  background: var(--surface-700);
  border-color: var(--chart-primary);
  box-shadow: 
    0 6px 16px rgba(0, 0, 0, 0.5),
    0 0 0 1px var(--chart-primary),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-xl);
}

.theme-toggle:active {
  transform: scale(0.95);
}

/* ===== METRICS GRID ===== */

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-8);
}

/* ===== METRIC CARDS ===== */

.metric-card {
  @extend .card-base;
  padding: var(--spacing-6);
  position: relative;
  overflow: hidden;
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.metric-card.warning::before {
  background: var(--gradient-warning);
}

.metric-card.error::before {
  background: var(--gradient-error);
}

.metric-card.success::before {
  background: var(--gradient-success);
}

.metric-card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-5);
}

.metric-card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--surface-800);
  margin: 0;
}

[data-theme="dark"] .metric-card-title {
  color: var(--surface-100);
}

.metric-card-icon {
  font-size: var(--font-size-xl);
  opacity: 0.8;
}

.metric-value {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--primary-600);
  margin-bottom: var(--spacing-2);
  line-height: var(--line-height-tight);
  font-variant-numeric: tabular-nums;
}

.metric-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--surface-800);
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-4);
}

[data-theme="dark"] .metric-label {
  color: var(--surface-200);
}

/* ===== STATUS INDICATORS ===== */

.status-indicator {
  width: var(--spacing-3);
  height: var(--spacing-3);
  border-radius: var(--radius-full);
  display: inline-block;
  position: relative;
  flex-shrink: 0;
}

.status-indicator::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: var(--radius-full);
  background: inherit;
  opacity: 0.2;
  animation: pulse 2s infinite;
}

.status-healthy {
  background: var(--success-500);
}

.status-warning {
  background: var(--warning-500);
}

.status-error {
  background: var(--error-500);
}

.status-info {
  background: var(--info-500);
}

/* ===== TABLES ===== */

.metric-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--spacing-4);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.05);
}

.metric-table th,
.metric-table td {
  padding: var(--spacing-3) var(--spacing-4);
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.metric-table th {
  background: rgba(255, 255, 255, 0.1);
  font-weight: var(--font-weight-semibold);
  color: var(--surface-800);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

[data-theme="dark"] .metric-table th {
  color: var(--surface-200);
}

.metric-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.05);
}

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

/* Table value styling */
.table-value {
  font-weight: var(--font-weight-medium);
  font-variant-numeric: tabular-nums;
}

.table-value.good {
  color: var(--success-500);
}

.table-value.warning {
  color: var(--warning-500);
}

.table-value.poor {
  color: var(--error-500);
}

/* ===== CHART CONTAINERS ===== */

.chart-container {
  position: relative;
  height: 300px;
  width: 100%;
  margin: var(--spacing-4) 0;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: var(--spacing-4);
  backdrop-filter: blur(4px);
}

.chart-container canvas {
  border-radius: var(--radius-md);
}

.chart-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-3);
  color: var(--surface-800);
}

[data-theme="dark"] .chart-loading {
  color: var(--surface-200);
}

.chart-error {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--error-500);
  z-index: 1;
}

.chart-fallback {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--surface-800);
  opacity: 0.6;
}

[data-theme="dark"] .chart-fallback {
  color: var(--surface-200);
}

/* ===== LOADING STATES ===== */

.loading {
  text-align: center;
  padding: var(--spacing-12);
  color: var(--surface-800);
}

[data-theme="dark"] .loading {
  color: var(--surface-200);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(59, 130, 246, 0.1);
  border-top: 4px solid var(--primary-500);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
  margin: 0 auto var(--spacing-4);
}

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

/* Skeleton loading */
.skeleton {
  background: linear-gradient(90deg, 
    rgba(255, 255, 255, 0.1) 25%, 
    rgba(255, 255, 255, 0.2) 50%, 
    rgba(255, 255, 255, 0.1) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-md);
}

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

.skeleton-text {
  height: 1.2em;
  margin-bottom: var(--spacing-2);
}

.skeleton-title {
  height: 2em;
  width: 60%;
  margin-bottom: var(--spacing-4);
}

.skeleton-value {
  height: 3em;
  width: 40%;
  margin-bottom: var(--spacing-3);
}

/* ===== ALERTS ===== */

.alert {
  border-radius: var(--radius-lg);
  padding: var(--spacing-4) var(--spacing-5);
  margin-bottom: var(--spacing-4);
  border: 1px solid;
  display: flex;
  align-items: start;
  gap: var(--spacing-3);
  backdrop-filter: blur(4px);
}

.alert-icon {
  font-size: var(--font-size-lg);
  margin-top: 2px;
  flex-shrink: 0;
}

.alert-content {
  flex: 1;
}

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

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

.alert.info {
  background: rgba(59, 130, 246, 0.1);
  border-color: var(--info-500);
  color: var(--info-600);
}

.alert.success {
  background: rgba(34, 197, 94, 0.1);
  border-color: var(--success-500);
  color: var(--success-600);
}

.alert.warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: var(--warning-500);
  color: var(--warning-600);
}

.alert.error {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--error-500);
  color: var(--error-600);
}

/* ===== FOOTER ===== */

.dashboard-footer {
  text-align: center;
  padding: var(--spacing-6);
  color: var(--surface-800);
  opacity: 0.7;
  font-size: var(--font-size-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  backdrop-filter: var(--glass-backdrop);
  box-shadow: var(--shadow-md);
}

[data-theme="dark"] .dashboard-footer {
  color: var(--surface-200);
}

.last-updated {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  margin-top: var(--spacing-2);
}

.last-updated-time {
  font-weight: var(--font-weight-medium);
  font-variant-numeric: tabular-nums;
}

/* ===== RESPONSIVE DESIGN ===== */

@media (max-width: 768px) {
  .dashboard-container {
    padding: var(--spacing-4);
  }
  
  .dashboard-header {
    padding: var(--spacing-6);
  }
  
  .dashboard-title {
    font-size: var(--font-size-3xl);
  }
  
  .dashboard-subtitle {
    font-size: var(--font-size-base);
  }
  
  .dashboard-controls {
    flex-direction: column;
    gap: var(--spacing-3);
  }
  
  .metrics-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
  }
  
  .metric-value {
    font-size: var(--font-size-3xl);
  }
  
  .theme-toggle {
    top: var(--spacing-4);
    right: var(--spacing-4);
    width: 44px;
    height: 44px;
  }
  
  .chart-container {
    height: 250px;
  }
}

@media (max-width: 480px) {
  .dashboard-title {
    font-size: var(--font-size-2xl);
  }
  
  .metric-card {
    padding: var(--spacing-4);
  }
  
  .metric-value {
    font-size: var(--font-size-2xl);
  }
  
  .btn {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-xs);
  }
  
  .chart-container {
    height: 200px;
    padding: var(--spacing-2);
  }
}

/* ===== ACCESSIBILITY ===== */

@media (prefers-reduced-motion: reduce) {
  .btn::before,
  .status-indicator::after,
  .skeleton {
    animation: none;
  }
  
  .spinner {
    animation: none;
    border-top-color: var(--primary-500);
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  .metric-card,
  .dashboard-header,
  .dashboard-footer {
    border-width: 2px;
    background: rgba(255, 255, 255, 0.95);
  }
  
  [data-theme="dark"] .metric-card,
  [data-theme="dark"] .dashboard-header,
  [data-theme="dark"] .dashboard-footer {
    background: rgba(0, 0, 0, 0.95);
    border-color: rgba(255, 255, 255, 0.8);
  }
}

/* Print styles */
@media print {
  .theme-toggle,
  .dashboard-controls,
  .btn {
    display: none !important;
  }
  
  .dashboard-container {
    max-width: none;
    margin: 0;
    padding: 0;
  }
  
  .metric-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
  
  .chart-container {
    height: auto;
    min-height: 200px;
  }
}

/* ===== UTILITY CLASSES ===== */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

.transition-all {
  transition: all var(--transition-normal);
}

.transition-colors {
  transition: color var(--transition-normal), 
              background-color var(--transition-normal), 
              border-color var(--transition-normal);
}

/* Animations */
.fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.slide-up {
  animation: slideUp 0.3s ease-out;
}

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

/* Focus management */
.focus-ring {
  outline: 2px solid transparent;
  outline-offset: 2px;
}

.focus-ring:focus-visible {
  outline: 2px solid var(--primary-500);
}

/* Text utilities */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

/* ===== DARK MODE TEXT CONTRAST ENHANCEMENTS ===== */

[data-theme="dark"] {
  /* Enhanced text contrast for WCAG AA compliance */
  color-scheme: dark;
}

[data-theme="dark"] .metric-card-title {
  color: var(--text-primary);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .metric-value {
  color: var(--chart-primary);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .metric-label {
  color: var(--text-secondary);
  opacity: 1;
}

[data-theme="dark"] .dashboard-subtitle {
  color: var(--text-secondary);
  opacity: 1;
}

[data-theme="dark"] .table-value {
  color: var(--text-primary);
}

[data-theme="dark"] .table-value.good {
  color: var(--chart-success);
}

[data-theme="dark"] .table-value.warning {
  color: var(--chart-warning);
}

[data-theme="dark"] .table-value.poor {
  color: var(--chart-error);
}

/* ===== MICRO-ANIMATION SYSTEM ===== */

/* Smooth value transitions */
.metric-value {
  transition: all var(--duration-300) var(--easing-out);
}

.metric-value.updating {
  transform: scale(1.02);
  color: var(--chart-primary);
  filter: brightness(1.1);
}

/* Card hover micro-animations */
.metric-card {
  transition: 
    transform var(--duration-200) var(--easing-out),
    box-shadow var(--duration-200) var(--easing-out),
    border-color var(--duration-200) var(--easing-out);
}

.metric-card:hover {
  transform: translateY(-1px) scale(1.005);
  border-color: var(--primary-300);
}

[data-theme="dark"] .metric-card:hover {
  border-color: var(--border-primary);
}

/* Button micro-animations */
.btn {
  transition: 
    transform var(--duration-150) var(--easing-out),
    box-shadow var(--duration-150) var(--easing-out),
    background-color var(--duration-150) var(--easing-out),
    border-color var(--duration-150) var(--easing-out);
}

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

.btn:active {
  transform: translateY(0) scale(0.98);
  transition: transform var(--duration-75) var(--easing-in);
}

/* Status indicator pulse animation */
.status-indicator {
  position: relative;
  transition: transform var(--duration-200) var(--easing-out);
}

.status-indicator:hover {
  transform: scale(1.2);
}

.status-indicator.pulse::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-full);
  background: inherit;
  opacity: 0.3;
  animation: statusPulse 2s infinite;
}

@keyframes statusPulse {
  0% { transform: scale(0.8); opacity: 0.3; }
  50% { transform: scale(1.2); opacity: 0.1; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* Staggered fade-in animations for metric cards */
.metric-card {
  animation: cardFadeIn 0.6s var(--easing-out) backwards;
}

.metric-card:nth-child(1) { animation-delay: 0ms; }
.metric-card:nth-child(2) { animation-delay: 100ms; }
.metric-card:nth-child(3) { animation-delay: 200ms; }
.metric-card:nth-child(4) { animation-delay: 300ms; }
.metric-card:nth-child(5) { animation-delay: 400ms; }
.metric-card:nth-child(6) { animation-delay: 500ms; }

@keyframes cardFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Table row micro-animations */
.metric-table tbody tr {
  transition: background-color var(--duration-200) var(--easing-out);
}

/* Theme toggle enhanced animations */
.theme-toggle {
  transition: 
    transform var(--duration-200) var(--easing-out),
    background-color var(--duration-200) var(--easing-out),
    box-shadow var(--duration-200) var(--easing-out);
}

.theme-toggle:hover {
  transform: scale(1.05) rotate(15deg);
}

.theme-toggle:active {
  transform: scale(0.95) rotate(-5deg);
}

/* Notification entrance animations */
.notification {
  transform: translateX(100%) scale(0.9);
  opacity: 0;
  transition: all var(--duration-300) var(--easing-bounce);
}

.notification.show {
  transform: translateX(0) scale(1);
  opacity: 1;
}

/* ===== REFRESHING STATE STYLES ===== */

.refreshing {
  position: relative;
}

.refreshing::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    var(--chart-primary) 50%, 
    transparent 100%
  );
  animation: refreshProgress 1.5s ease-in-out infinite;
  z-index: 5;
  border-radius: var(--radius-base);
}

@keyframes refreshProgress {
  0% { transform: translateX(-100%); }
  50% { transform: translateX(0%); }
  100% { transform: translateX(100%); }
}

/* Subtle refreshing glow for metric cards during updates */
.refreshing .metric-card {
  box-shadow: 
    var(--shadow-md),
    0 0 0 1px var(--chart-primary),
    0 0 20px rgba(59, 130, 246, 0.1);
}

[data-theme="dark"] .refreshing .metric-card {
  box-shadow: 
    var(--shadow-md),
    0 0 0 1px var(--chart-primary),
    0 0 20px rgba(96, 165, 250, 0.2);
}

/* ===== ENHANCED RATE LIMITING CARD STYLES ===== */

.rate-limiting-enhanced {
  min-height: 520px;
}

.rate-limiting-enhanced .metric-card-title {
  background: linear-gradient(135deg, var(--chart-primary), var(--chart-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Rate Limit Summary Metrics */
.rate-limit-summary {
  display: flex;
  gap: var(--spacing-4);
  margin: var(--spacing-6) 0;
  padding: var(--spacing-4);
  background: var(--surface-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
}

[data-theme="dark"] .rate-limit-summary {
  background: var(--surface-800);
  border-color: var(--border-dark);
}

.summary-metric {
  flex: 1;
  text-align: center;
  padding: var(--spacing-3);
  border-radius: var(--radius-base);
  transition: all var(--duration-200) var(--easing-default);
}

.summary-metric:hover {
  transform: translateY(-2px);
  background: var(--surface-100);
}

[data-theme="dark"] .summary-metric:hover {
  background: var(--surface-700);
}

.summary-metric .metric-value {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--chart-primary);
  margin-bottom: var(--spacing-1);
}

.summary-metric .metric-label {
  font-size: var(--text-sm);
  color: var(--surface-600);
  font-weight: var(--font-medium);
}

[data-theme="dark"] .summary-metric .metric-label {
  color: var(--surface-300);
}

/* Platform Overview Section */
.platform-overview,
.recent-activity,
.rate-limit-details {
  margin: var(--spacing-5) 0;
}

.section-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--surface-700);
  margin-bottom: var(--spacing-3);
  padding-bottom: var(--spacing-2);
  border-bottom: 2px solid var(--border-light);
}

[data-theme="dark"] .section-title {
  color: var(--surface-200);
  border-color: var(--border-dark);
}

/* Platform List Styling */
.platform-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.platform-item {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--spacing-4);
  align-items: center;
  padding: var(--spacing-4);
  background: var(--surface-100);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-base);
  transition: all var(--duration-200) var(--easing-default);
}

[data-theme="dark"] .platform-item {
  background: var(--surface-700);
  border-color: var(--border-dark);
}

.platform-item:hover {
  transform: translateX(4px);
  border-color: var(--chart-primary);
  box-shadow: var(--shadow-sm);
}

.platform-item.placeholder {
  opacity: 0.6;
  font-style: italic;
}

.platform-info {
  display: flex;
  flex-direction: column;
}

.platform-name {
  font-weight: var(--font-semibold);
  color: var(--surface-800);
}

[data-theme="dark"] .platform-name {
  color: var(--surface-100);
}

.platform-endpoint {
  font-size: var(--text-sm);
  color: var(--surface-600);
  opacity: 0.8;
}

[data-theme="dark"] .platform-endpoint {
  color: var(--surface-300);
}

.platform-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--spacing-3);
  font-size: var(--text-sm);
  text-align: center;
}

.platform-status,
.platform-utilization,
.platform-requests {
  padding: var(--spacing-2);
  border-radius: var(--radius-sm);
  background: var(--surface-50);
  border: 1px solid var(--border-light);
  text-align: center;
  min-height: 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--spacing-1);
}

[data-theme="dark"] .platform-status,
[data-theme="dark"] .platform-utilization,
[data-theme="dark"] .platform-requests {
  background: var(--surface-600);
  border-color: var(--border-dark);
}

.platform-status .metric-label,
.platform-utilization .metric-label,
.platform-requests .metric-label {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--surface-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

[data-theme="dark"] .platform-status .metric-label,
[data-theme="dark"] .platform-utilization .metric-label,
[data-theme="dark"] .platform-requests .metric-label {
  color: var(--surface-400);
}

.platform-status .metric-value,
.platform-utilization .metric-value,
.platform-requests .metric-value {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--surface-800);
}

[data-theme="dark"] .platform-status .metric-value,
[data-theme="dark"] .platform-utilization .metric-value,
[data-theme="dark"] .platform-requests .metric-value {
  color: var(--surface-100);
}

.platform-status {
  text-transform: capitalize;
}

/* Utilization level colors */
.platform-utilization.utilization-low {
  background: var(--status-success-bg);
  border-color: var(--status-success);
}

.platform-utilization.utilization-low .metric-value {
  color: var(--status-success);
}

.platform-utilization.utilization-medium {
  background: var(--status-warning-bg);
  border-color: var(--status-warning);
}

.platform-utilization.utilization-medium .metric-value {
  color: var(--status-warning);
}

.platform-utilization.utilization-high {
  background: var(--status-error-bg);
  border-color: var(--status-error);
}

.platform-utilization.utilization-high .metric-value {
  color: var(--status-error);
}

.platform-status.status-healthy {
  background: var(--status-success-bg);
  color: var(--status-success);
}

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

.platform-status.status-critical {
  background: var(--status-error-bg);
  color: var(--status-error);
}

.platform-status.status-moderate {
  background: var(--status-info-bg);
  color: var(--status-info);
}

.platform-utilization {
  font-weight: var(--font-medium);
  color: var(--chart-secondary);
}

.platform-requests {
  color: var(--surface-600);
}

[data-theme="dark"] .platform-requests {
  color: var(--surface-300);
}

/* Recent Activity Styling */
.activity-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
  max-height: 180px;
  overflow-y: auto;
}

.activity-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-2) var(--spacing-3);
  background: var(--surface-50);
  border-radius: var(--radius-base);
  border-left: 3px solid var(--chart-accent);
  transition: all var(--duration-200) var(--easing-default);
}

[data-theme="dark"] .activity-item {
  background: var(--surface-800);
}

.activity-item:hover {
  background: var(--surface-100);
  border-left-color: var(--chart-primary);
}

[data-theme="dark"] .activity-item:hover {
  background: var(--surface-700);
}

.activity-item.placeholder {
  opacity: 0.6;
  font-style: italic;
}

.activity-time {
  font-family: var(--font-family-mono);
  font-size: var(--text-sm);
  color: var(--surface-600);
  min-width: 60px;
}

[data-theme="dark"] .activity-time {
  color: var(--surface-300);
}

.activity-delay {
  font-weight: var(--font-semibold);
  color: var(--chart-primary);
  min-width: 40px;
}

.activity-reason {
  flex: 1;
  font-size: var(--text-sm);
  color: var(--surface-700);
}

[data-theme="dark"] .activity-reason {
  color: var(--surface-200);
}

/* Detailed Statistics Table */
.metric-table.compact {
  font-size: var(--text-sm);
}

.metric-table.compact td {
  padding: var(--spacing-2) var(--spacing-3);
}

/* System Status Footer */
.system-status-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-4);
  padding-top: var(--spacing-3);
  border-top: 1px solid var(--border-light);
  font-size: var(--text-sm);
}

[data-theme="dark"] .system-status-footer {
  border-color: var(--border-dark);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  padding: var(--spacing-1) var(--spacing-2);
  background: var(--surface-100);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-weight: var(--font-medium);
}

[data-theme="dark"] .status-badge {
  background: var(--surface-700);
  border-color: var(--border-dark);
}

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

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

.last-activity {
  color: var(--surface-600);
}

[data-theme="dark"] .last-activity {
  color: var(--surface-300);
}

/* Enhanced Responsive Design */
@media (max-width: 768px) {
  .rate-limit-summary {
    flex-direction: column;
    gap: var(--spacing-2);
  }
  
  .summary-metric {
    text-align: left;
  }
  
  .platform-item {
    grid-template-columns: 1fr;
    gap: var(--spacing-3);
  }
  
  .platform-metrics {
    grid-template-columns: 1fr;
    gap: var(--spacing-2);
  }
  
  .platform-status,
  .platform-utilization,
  .platform-requests {
    min-height: 40px;
  }
  
  .activity-item {
    flex-wrap: wrap;
  }
  
  .system-status-footer {
    flex-direction: column;
    gap: var(--spacing-2);
    align-items: flex-start;
  }
}

/* Animation for enhanced interactivity */
@keyframes rateLimitPulse {
  0%, 100% { 
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4);
  }
  50% { 
    box-shadow: 0 0 0 6px rgba(59, 130, 246, 0);
  }
}

.rate-limiting-enhanced.status-critical {
  animation: rateLimitPulse 2s infinite;
}

/* Status indicators for the enhanced card */
.rate-limiting-enhanced .status-indicator.status-healthy {
  background: linear-gradient(45deg, var(--status-success), var(--chart-primary));
}

.rate-limiting-enhanced .status-indicator.status-warning {
  background: linear-gradient(45deg, var(--status-warning), var(--chart-accent));
}

.rate-limiting-enhanced .status-indicator.status-critical {
  background: linear-gradient(45deg, var(--status-error), #ef4444);
  animation: rateLimitPulse 2s infinite;
}

/* ===== FULL-WIDTH TOP ENDPOINTS CARD STYLES ===== */

.full-width-section {
  margin-top: var(--spacing-8);
  margin-bottom: var(--spacing-6);
}

.full-width-card {
  width: 100%;
  max-width: none;
  margin: 0;
}

.full-width-card .metric-card-header {
  margin-bottom: var(--spacing-4);
}

.full-width-card .metric-card-title {
  background: linear-gradient(135deg, var(--chart-primary), var(--chart-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Enhanced Top Endpoints Table */
.endpoints-table {
  width: 100%;
  table-layout: fixed;
  font-size: var(--text-sm);
}

.endpoints-table th {
  background: var(--surface-100);
  font-weight: var(--font-semibold);
  color: var(--surface-700);
  padding: var(--spacing-3) var(--spacing-4);
  text-align: left;
  border-bottom: 2px solid var(--border-light);
  position: relative;
}

[data-theme="dark"] .endpoints-table th {
  background: var(--surface-800);
  color: var(--surface-200);
  border-color: var(--border-dark);
}

.endpoints-table th:first-child {
  width: 40%;
  min-width: 200px;
}

.endpoints-table th:nth-child(2) {
  width: 15%;
  text-align: right;
}

.endpoints-table th:nth-child(3) {
  width: 10%;
  text-align: center;
}

.endpoints-table th:nth-child(4) {
  width: 15%;
  text-align: right;
}

.endpoints-table th:nth-child(5) {
  width: 15%;
  text-align: right;
}

.endpoints-table td {
  padding: var(--spacing-3) var(--spacing-4);
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

[data-theme="dark"] .endpoints-table td {
  border-color: var(--border-dark);
}

.endpoints-table td:first-child,
.endpoint-path {
  font-family: var(--font-family-mono);
  font-size: var(--text-xs);
  color: var(--surface-800);
  font-weight: var(--font-medium);
  word-break: break-all;
  word-wrap: break-word;
  overflow-wrap: break-word;
  white-space: normal;
}

[data-theme="dark"] .endpoints-table td:first-child,
[data-theme="dark"] .endpoint-path {
  color: var(--surface-100);
}

.endpoints-table td:nth-child(2) {
  text-align: right;
  font-weight: var(--font-semibold);
  color: var(--chart-primary);
}

.endpoints-table td:nth-child(3) {
  text-align: center;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--surface-600);
}

[data-theme="dark"] .endpoints-table td:nth-child(3) {
  color: var(--surface-300);
}

.endpoints-table td:nth-child(4),
.endpoints-table td:nth-child(5) {
  text-align: right;
  font-weight: var(--font-medium);
}

/* Table row hover effects */
.endpoints-table tbody tr {
  transition: all var(--duration-200) var(--easing-default);
}

.endpoints-table tbody tr:hover {
  background: var(--surface-50);
  transform: translateX(2px);
}

[data-theme="dark"] .endpoints-table tbody tr:hover {
  background: var(--surface-800);
}

/* Enhanced responsive design for full-width card */
@media (max-width: 768px) {
  .full-width-section {
    margin-top: var(--spacing-6);
  }
  
  .endpoints-table {
    font-size: var(--text-xs);
  }
  
  .endpoints-table th,
  .endpoints-table td {
    padding: var(--spacing-2) var(--spacing-3);
  }
  
  .endpoints-table th:first-child {
    width: 50%;
    min-width: 150px;
  }
  
  .endpoints-table th:nth-child(2),
  .endpoints-table th:nth-child(4),
  .endpoints-table th:nth-child(5) {
    width: 12.5%;
  }
  
  .endpoints-table th:nth-child(3) {
    width: 12.5%;
  }
}

@media (max-width: 480px) {
  .endpoints-table th:nth-child(4),
  .endpoints-table th:nth-child(5),
  .endpoints-table td:nth-child(4),
  .endpoints-table td:nth-child(5) {
    display: none;
  }
  
  .endpoints-table th:first-child {
    width: 60%;
  }
  
  .endpoints-table th:nth-child(2) {
    width: 25%;
  }
  
  .endpoints-table th:nth-child(3) {
    width: 15%;
  }
}

/* ===== TENANT CARD COMPONENTS ===== */

.tenant-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-5);
  backdrop-filter: var(--glass-backdrop);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.tenant-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.tenant-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-300);
}

.tenant-card.high-activity::before {
  background: var(--gradient-success);
}

.tenant-card.medium-activity::before {
  background: var(--gradient-warning);
}

.tenant-card.low-activity::before {
  background: var(--gradient-error);
}

.tenant-card.inactive::before {
  background: var(--surface-400);
}

.tenant-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-4);
}

.tenant-id {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--surface-800);
  margin: 0;
}

[data-theme="dark"] .tenant-id {
  color: var(--surface-100);
}

.tenant-hash {
  font-family: var(--font-family-mono);
  color: var(--primary-600);
}

[data-theme="dark"] .tenant-hash {
  color: var(--primary-400);
}

.activity-score {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--primary-600);
  background: var(--primary-50);
  padding: var(--spacing-1) var(--spacing-2);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

[data-theme="dark"] .activity-score {
  color: var(--primary-400);
  background: var(--surface-800);
}

.tenant-platforms {
  font-size: var(--font-size-sm);
  color: var(--surface-600);
  margin-top: var(--spacing-1);
  line-height: var(--line-height-tight);
}

[data-theme="dark"] .tenant-platforms {
  color: var(--surface-400);
}

.tenant-card-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-4);
}

.tenant-stat {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
}

.stat-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--surface-600);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

[data-theme="dark"] .stat-label {
  color: var(--surface-400);
}

.stat-value {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--surface-800);
  font-family: var(--font-family-mono);
}

[data-theme="dark"] .stat-value {
  color: var(--surface-200);
}

.tenant-card-footer {
  text-align: center;
  border-top: 1px solid var(--border-light);
  padding-top: var(--spacing-3);
}

[data-theme="dark"] .tenant-card-footer {
  border-color: var(--border-dark);
}

.tenant-view-btn {
  background: var(--primary-500);
  color: white;
  border: none;
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
}

.tenant-view-btn:hover {
  background: var(--primary-600);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.tenant-view-btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Responsive tenant cards */
@media (max-width: 768px) {
  .tenant-card-body {
    grid-template-columns: 1fr;
    gap: var(--spacing-2);
  }
  
  .tenant-card-header {
    flex-direction: column;
    gap: var(--spacing-2);
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .tenant-card {
    padding: var(--spacing-4);
  }
  
  .tenant-id {
    font-size: var(--font-size-base);
  }
  
  .activity-score {
    font-size: var(--font-size-xs);
  }
}