/* Enhanced crypto-market-monitor.css */
:root {
  /* Core color system */
  --primary-blue-50: #e3f2fd;
  --primary-blue-100: #bbdefb;
  --primary-blue-500: #2196f3;
  --primary-blue-600: #1e88e5;
  --primary-blue-700: #0d6efd;
  
  --success-green-50: #e8f5e9;
  --success-green-500: #4caf50;
  --success-green-600: #198754;
  
  --danger-red-50: #ffebee;
  --danger-red-500: #f44336;
  --danger-red-600: #dc3545;
  
  --warning-yellow-50: #fff8e1;
  --warning-yellow-500: #ffc107;
  --warning-yellow-600: #ffb300;
  
  --info-cyan-50: #e0f7fa;
  --info-cyan-500: #00bcd4;
  --info-cyan-600: #0dcaf0;
  
  --neutral-50: #f8f9fa;
  --neutral-100: #f1f3f5;
  --neutral-200: #e9ecef;
  --neutral-300: #dee2e6;
  --neutral-400: #ced4da;
  --neutral-500: #adb5bd;
  --neutral-600: #868e96;
  --neutral-700: #495057;
  --neutral-800: #343a40;
  --neutral-900: #212529;

  /* Semantic colors */
  --primary-color: var(--primary-blue-700);
  --success-color: var(--success-green-600);
  --danger-color: var(--danger-red-600);
  --warning-color: var(--warning-yellow-500);
  --info-color: var(--info-cyan-600);
  
  /* UI colors */
  --body-bg: var(--neutral-50);
  --card-bg: #ffffff;
  --card-border: var(--neutral-200);
  --card-shadow: rgba(0, 0, 0, 0.05);
  --hover-bg: var(--neutral-100);
  
  /* Text colors */
  --text-primary: var(--neutral-900);
  --text-secondary: var(--neutral-700);
  --text-muted: var(--neutral-600);
  
  /* Market specific colors */
  --price-up: #02c076;
  --price-down: #f6465d;
  --price-neutral: #5b6178;
  --volume-high: #2196f3;
  --volume-low: #ff9800;
  
  /* DataTable colors */
  --dt-bg: var(--card-bg);
  --dt-border: var(--card-border);
  --dt-hover: var(--hover-bg);
  --dt-text: var(--text-primary);
  --dt-header-bg: var(--card-bg);
  --dt-header-text: var(--text-secondary);
  
  /* Animation */
  --transition-speed-fast: 0.15s;
  --transition-speed: 0.3s;
  --transition-speed-slow: 0.5s;
  --transition-timing: cubic-bezier(0.4, 0, 0.2, 1);
  --hover-transform: translateY(-2px);
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  
  /* Border radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  
  /* Z-index layers */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-popover: 1050;
  --z-tooltip: 1060;
  --z-overlay: 1070;
}

/* Dark theme */
[data-theme="dark"] {
  --body-bg: #121212;
  --card-bg: #1e2026;
  --card-border: rgba(255, 255, 255, 0.05);
  --card-shadow: rgba(0, 0, 0, 0.2);
  --hover-bg: rgba(255, 255, 255, 0.02);
  
  --text-primary: #e6e8ea;
  --text-secondary: #b7bdc6;
  --text-muted: #848e9c;
  
  --dt-bg: var(--card-bg);
  --dt-border: var(--card-border);
  --dt-hover: var(--hover-bg);
  --dt-text: var(--text-primary);
  --dt-header-bg: #1a1a1a;
  
  --price-up: #00f9a9;
  --price-down: #ff4d6d;
  --price-neutral: #7b89a8;
  
  /* Adjusted shadows for dark mode */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.6);
}

/* Base styles */
body {
  background-color: var(--body-bg);
  color: var(--text-primary);
  transition: background-color var(--transition-speed),
              color var(--transition-speed);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Layout */
.market-dashboard {
  min-height: 100vh;
  padding: var(--space-3);
  background-color: var(--body-bg);
  transition: background-color var(--transition-speed);
}

/* Enhanced Market Stat Cards */
.market-stat-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  box-shadow: var(--card-shadow);
  transition: all var(--transition-speed) var(--transition-timing);
  height: 100%;
  will-change: transform;
  overflow: hidden;
}

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

.market-stat-card .card-body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.market-stat-card .card-subtitle {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.market-stat-card .card-title {
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: var(--space-2);
  line-height: 1.2;
}

/* Price Changes */
.change-percent {
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: background-color var(--transition-speed-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.change-percent.positive {
  background-color: var(--price-up);
  color: white;
}

.change-percent.negative {
  background-color: var(--price-down);
  color: white;
}

.change-percent i {
  font-size: 0.75em;
}

/* Enhanced Table Styles */
.crypto-table {
  margin: 0;
  width: 100% !important;
  background-color: var(--dt-bg);
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.crypto-table thead th {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--dt-header-bg);
  font-weight: 600;
  color: var(--dt-header-text);
  border-bottom: 2px solid var(--dt-border);
  padding: var(--space-3);
  white-space: nowrap;
  transition: background-color var(--transition-speed);
}

.crypto-table td {
  color: var(--dt-text);
  padding: var(--space-3);
  vertical-align: middle;
  border-color: var(--dt-border);
  transition: background-color var(--transition-speed-fast);
}

/* Loading States */
.loading-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-overlay);
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--neutral-200);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spinner 1s linear infinite;
}

/* Enhanced Animations */
@keyframes spinner {
  to { transform: rotate(360deg); }
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.8; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

/* Responsive Enhancements */
@media (max-width: 1200px) {
  .market-dashboard {
    padding: var(--space-2);
  }
}

@media (max-width: 768px) {
  .market-stat-card .card-body {
    padding: var(--space-3);
  }
  
  .crypto-table {
    font-size: 0.875rem;
  }
  
  .change-percent {
    padding: var(--space-1) var(--space-2);
    font-size: 0.75rem;
  }
  
  .crypto-table td,
  .crypto-table th {
    padding: var(--space-2);
  }
}

@media (max-width: 576px) {
  .market-dashboard {
    padding: var(--space-1);
  }
  
  .crypto-table {
    font-size: 0.75rem;
  }
}

/* Print Optimizations */
@media print {
  .market-dashboard {
    padding: 0;
    background: none;
  }
  
  .market-stat-card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
  
  .change-percent {
    border: 1px solid #ddd;
  }
}

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

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

/* Focus Styles */
:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Motion Safe Animations */
@media (prefers-reduced-motion: no-preference) {
  .market-stat-card {
    animation: fadeIn var(--transition-speed-slow) ease-out;
  }
  
  .crypto-table tr {
    animation: slideIn var(--transition-speed) ease-out;
    animation-fill-mode: both;
  }




}