/* ===== CSS VARIABLES ===== */
:root {
  /* Chain Colors */
  --ethereum-color: #627eea;
  --polygon-color: #8247e5;
  --base-color: #0052ff;
  --solana-color: #14f195;
  --bitcoin-color: #f7931a;
  
  /* Current chain color (updated by JS) */
  --chain-color: var(--ethereum-color);
  
  /* UI Colors - Uniswap inspired */
  --bg-primary: #0d111c;
  --bg-secondary: #131a2a;
  --bg-tertiary: #1a202c;
  --bg-card: #1f2937;
  --bg-hover: #2d3748;
  
  /* Borders & Accents */
  --border-primary: #374151;
  --border-secondary: #4b5563;
  --accent-pink: #fc72ff;
  --accent-blue: #4dabf7;
  
  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #9ca3af;
  --text-tertiary: #6b7280;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--chain-color), var(--accent-pink));
  --gradient-secondary: linear-gradient(135deg, #667eea, #764ba2);
  --gradient-card: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-tertiary) 100%);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.35s ease;
}

/* ===== GLOBAL STYLES ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden; /* Prevent horizontal scrolling */
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, #0A0E1A 0%, #1a1f35 50%, #0A0E1A 100%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  max-width: 100vw;
  position: relative;
}

/* Animated gradient background overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: radial-gradient(circle at 20% 50%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(130, 71, 229, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 40% 20%, rgba(0, 255, 163, 0.1) 0%, transparent 50%);
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.8; }
}

/* ===== NAVBAR STYLES ===== */
.navbar {
  background: rgba(10, 14, 26, 0.8);
  border-bottom: 1px solid rgba(139, 92, 246, 0.2);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.brand-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.logo-img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.brand-title {
  font-size: 24px;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Chain Selector */
.nav-center {
  flex: 1;
  display: flex;
  justify-content: center;
}

.chain-selector-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
}

.chain-selector-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.chain-selector-container {
  position: relative;
  display: flex;
  align-items: center;
  background: rgba(20, 27, 45, 0.6);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm) var(--spacing-md);
  gap: var(--spacing-sm);
  transition: all var(--transition-normal);
  cursor: pointer;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.chain-selector-container:hover {
  border-color: #8b5cf6;
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
}

.chain-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--chain-color);
  transition: background-color var(--transition-normal);
}

.chain-selector {
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  min-width: 120px;
}

.selector-arrow {
  color: var(--text-secondary);
  font-size: 12px;
  transition: transform var(--transition-normal);
}

.chain-selector-container:hover .selector-arrow {
  transform: translateY(-1px);
}

/* Navigation Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.nav-button.primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.nav-button.primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.nav-button.secondary {
  background: rgba(20, 27, 45, 0.6);
  color: var(--text-primary);
  border: 1px solid rgba(139, 92, 246, 0.3);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.nav-button.secondary:hover {
  background: rgba(139, 92, 246, 0.2);
  border-color: #8b5cf6;
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
}

.button-icon {
  font-size: 16px;
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + var(--spacing-sm));
  right: 0;
  background: rgba(20, 27, 45, 0.95);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-md);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  padding: var(--spacing-sm);
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-normal);
  z-index: 1000;
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
  font-size: 14px;
}

.dropdown-item:hover {
  background: rgba(139, 92, 246, 0.2);
}

.dropdown-divider {
  height: 1px;
  background: rgba(139, 92, 246, 0.2);
  margin: var(--spacing-sm) 0;
}

/* ===== MAIN CONTENT ===== */
.main-content {
  flex: 1;
  padding: var(--spacing-2xl) 0;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.content-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.page-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== TABS ===== */
.tabs-container {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-2xl);
}

.tabs {
  display: flex;
  background: rgba(20, 27, 45, 0.5);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xs);
  gap: var(--spacing-xs);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.tab-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
}

.tab-button:hover {
  color: var(--text-primary);
  background: rgba(139, 92, 246, 0.1);
}

.tab-button.active {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.8), rgba(130, 71, 229, 0.8));
  color: white;
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

.tab-icon {
  font-size: 16px;
}

/* ===== TAB CONTENT ===== */
.tab-content {
  display: none;
  animation: fadeIn 0.3s ease;
}

.tab-content.active {
  display: block;
}

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

/* ===== CHART GRID ===== */
.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  justify-content: center;
}

/* Single chart centering */
.chart-grid:has(> div:only-child) {
  grid-template-columns: minmax(400px, 600px);
  justify-content: center;
}

.chart-grid > div {
  background: rgba(20, 27, 45, 0.6);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  transition: all var(--transition-normal);
  overflow: hidden;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 300px;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.chart-grid > div:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(139, 92, 246, 0.4);
  border-color: #8b5cf6;
}

.chart-grid h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.chart-grid canvas {
  border-radius: var(--radius-sm);
  max-width: 100%;
  height: auto;
}

/* Shrink canvas on small screens to prevent text cutoff */
@media (max-width: 480px) {
  .chart-grid canvas {
    padding: 25px 15px !important;
    box-sizing: border-box !important;
  }
}

/* ===== TRANSACTIONS TABLE ===== */
#txTable {
  width: 100%;
  background: rgba(20, 27, 45, 0.6);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-lg);
  overflow: hidden;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

#txTable thead {
  background: rgba(30, 37, 55, 0.8);
  border-bottom: 1px solid rgba(139, 92, 246, 0.4);
}

#txTable th {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

#txTable td {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid rgba(139, 92, 246, 0.2);
  color: var(--text-primary);
  font-size: 14px;
  font-family: 'JetBrains Mono', monospace;
}

#txTable tbody tr:hover {
  background: rgba(139, 92, 246, 0.1);
}

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

/* ===== PAGINATION ===== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  background: rgba(20, 27, 45, 0.6);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  margin-top: -1px;
}

.pagination-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: rgba(139, 92, 246, 0.2);
  border: 1px solid rgba(139, 92, 246, 0.4);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.pagination-btn:hover:not(:disabled) {
  background: rgba(139, 92, 246, 0.3);
  border-color: rgba(139, 92, 246, 0.6);
  transform: translateY(-2px);
}

.pagination-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pagination-arrow {
  font-size: 16px;
  font-weight: bold;
}

.pagination-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.page-label {
  color: var(--text-secondary);
  font-size: 14px;
}

.page-input {
  width: 60px;
  padding: var(--spacing-sm);
  background: rgba(30, 37, 55, 0.8);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
}

.page-input:focus {
  outline: none;
  border-color: rgba(139, 92, 246, 0.6);
  background: rgba(30, 37, 55, 1);
}

/* Remove spinner from number input */
.page-input::-webkit-outer-spin-button,
.page-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.page-input[type=number] {
  -moz-appearance: textfield;
  appearance: textfield;
}

/* ===== FOOTER ===== */
.footer {
  background: rgba(10, 14, 26, 0.8);
  border-top: 1px solid rgba(139, 92, 246, 0.2);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  margin-top: auto;
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.footer-brand h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
}

.footer-section h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  transition: color var(--transition-normal);
}

.footer-links a:hover {
  color: var(--chain-color);
}

.footer-bottom {
  border-top: 1px solid var(--border-primary);
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
}

.footer-bottom .footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  grid-template-columns: none;
  gap: var(--spacing-md);
}

.footer-bottom p {
  color: var(--text-tertiary);
  font-size: 14px;
}

.footer-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 14px;
  color: var(--text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ===== RESPONSIVE DESIGN ===== */
/* Medium screens only (769px to 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
  /* 2x2 grid for charts on medium screens */
  .chart-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
  
  /* Single chart: centered on medium screens */
  .chart-grid:has(> div:only-child) {
    grid-template-columns: minmax(300px, 500px);
    justify-content: center;
  }
  .nav-container {
    position: relative;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
  }
  
  .nav-brand {
    order: -1; /* Move brand to top */
    justify-content: center;
  }
  
  .nav-center {
    order: 0; /* Chain selector in middle */
  }
  
  .nav-actions {
    order: 1; /* Actions at bottom */
    display: flex;
    justify-content: center;
  }
  
  /* Move "More" dropdown to top right of screen */
  .nav-dropdown {
    position: fixed !important;
    top: var(--spacing-md) !important;
    right: var(--spacing-lg) !important;
    order: unset !important;
    z-index: 1001;
  }
  
  /* Move Analytics button to top left of screen */
  .nav-actions .nav-button.primary {
    position: fixed !important;
    top: var(--spacing-md) !important;
    left: var(--spacing-lg) !important;
    z-index: 1001;
  }
  
  /* Keep nav-actions visible but remove it from the layout flow */
  .nav-actions {
    position: relative;
    order: unset;
  }
  
  .page-title {
    font-size: 28px;
  }
}

/* Small to medium screens */
@media (max-width: 768px) {
  .nav-container {
    padding: 0 var(--spacing-md) !important;
    position: relative !important;
    display: grid !important;
    grid-template-areas: 
      "analytics brand more"
      "center center center" !important;
    grid-template-rows: auto auto !important;
    grid-template-columns: 1fr auto 1fr !important;
    justify-items: center !important;
    align-items: center !important;
    gap: var(--spacing-md) !important;
    text-align: center !important;
    min-height: 120px !important;
    width: 100% !important;
  }
  
  .nav-brand {
    grid-area: brand !important;
    justify-content: center !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: var(--spacing-xs) !important;
    display: flex !important;
    width: 100% !important;
    margin: 0 !important;
  }
  
  .nav-center {
    grid-area: center !important;
    justify-content: center !important;
    width: 100% !important;
  }
  
  .nav-actions .nav-button.primary {
    grid-area: analytics !important;
    position: relative !important;
    top: auto !important;
    left: auto !important;
    z-index: auto !important;
    width: auto !important;
    max-width: none !important;
    justify-self: start !important;
  }
  
  .nav-dropdown {
    grid-area: more !important;
    position: relative !important;
    top: auto !important;
    right: auto !important;
    z-index: auto !important;
    justify-self: end !important;
  }
  
  .nav-actions {
    display: contents !important;
  }
}

/* Extra small screens */
@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .nav-container {
    padding: 0 var(--spacing-sm) !important;
    position: relative !important;
    display: grid !important;
    grid-template-areas: 
      "analytics brand more"
      "center center center" !important;
    grid-template-rows: auto auto !important;
    grid-template-columns: 1fr auto 1fr !important;
    justify-items: center !important;
    align-items: center !important;
    gap: var(--spacing-md) !important;
    text-align: center !important;
    min-height: 120px !important;
    width: 100% !important;
  }
  
  .nav-brand {
    grid-area: brand !important;
    justify-content: center !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: var(--spacing-xs) !important;
    display: flex !important;
    width: 100% !important;
    margin: 0 !important;
  }
  
  .nav-center {
    grid-area: center !important;
    justify-content: center !important;
    width: 100% !important;
  }
  
  .nav-actions .nav-button.primary {
    grid-area: analytics !important;
    position: relative !important;
    top: auto !important;
    left: auto !important;
    z-index: auto !important;
    width: auto !important;
    max-width: none !important;
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    font-size: 12px !important;
    justify-self: start !important;
  }
  
  .nav-dropdown {
    grid-area: more !important;
    position: relative !important;
    top: auto !important;
    right: auto !important;
    z-index: auto !important;
    justify-self: end !important;
  }
  
  .nav-actions {
    display: contents !important;
  }
  
  .nav-dropdown .nav-button {
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    font-size: 12px !important;
    width: auto !important;
    max-width: none !important;
  }
  
  /* Small screens: 1x1 grid for charts - FORCE OVERRIDE */
  .chart-grid,
  #metrics .chart-grid,
  #volume .chart-grid {
    grid-template-columns: 1fr !important;
    gap: var(--spacing-md) !important;
  }
  
  /* Single chart: full width on small screens */
  .chart-grid:has(> div:only-child),
  #metrics .chart-grid:has(> div:only-child),
  #volume .chart-grid:has(> div:only-child) {
    grid-template-columns: 1fr !important;
    justify-content: center !important;
  }
  
  .brand-logo {
    width: 40px;
    height: 40px;
  }
  
  .logo-img {
    width: 28px;
    height: 28px;
  }
  
  .brand-title {
    font-size: 18px;
  }
  
  
  .chain-selector-container {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .chain-selector {
    font-size: 14px;
    min-width: 100px;
  }
  
  /* Small screens: 1x1 grid for charts - FORCE OVERRIDE */
  .chart-grid,
  #metrics .chart-grid,
  #volume .chart-grid {
    grid-template-columns: 1fr !important;
    gap: var(--spacing-sm) !important;
  }
  
  /* Single chart: full width on small screens - FORCE OVERRIDE */
  .chart-grid:has(> div:only-child),
  #metrics .chart-grid:has(> div:only-child),
  #volume .chart-grid:has(> div:only-child) {
    grid-template-columns: 1fr !important;
    justify-content: center !important;
  }
  
  .chart-grid > div {
    padding: 30px var(--spacing-sm) var(--spacing-sm);
    margin: 0;
    height: 400px; overflow: visible; /* Taller on small screens for better chart visibility */
  }
  
  .page-title {
    font-size: 24px;
  }
  
  .page-subtitle {
    font-size: 16px;
  }
  
  /* Force table to be responsive */
  #txTable {
    font-size: 10px;
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  #txTable thead,
  #txTable tbody,
  #txTable tr {
    display: block;
  }

  #txTable thead {
    display: none; /* Hide headers on mobile, labels will be added via pseudo-elements */
  }

  #txTable tr {
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    background: rgba(30, 37, 55, 0.6);
  }

  #txTable td {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
    text-align: right;
  }

  #txTable td:last-child {
    border-bottom: none;
  }

  /* Add labels to cells on mobile */
  #txTable td:before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 10px;
    letter-spacing: 0.5px;
    text-align: left;
  }

  /* Mobile pagination adjustments */
  .pagination {
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
  }

  .pagination-btn {
    width: 100%;
    justify-content: center;
    padding: var(--spacing-md);
    font-size: 12px;
  }

  .pagination-text {
    display: inline; /* Show text on mobile */
  }

  .pagination-info {
    width: 100%;
    justify-content: center;
  }

  .page-input {
    width: 50px;
    font-size: 12px;
  }

  .page-label {
    font-size: 12px;
  }
}

/* ===== UTILITY CLASSES ===== */
.hidden {
  display: none !important;
}

.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* ===== CHAIN-SPECIFIC STYLES ===== */
.chain-ethereum {
  --chain-color: var(--ethereum-color);
}

.chain-polygon {
  --chain-color: var(--polygon-color);
}

.chain-base {
  --chain-color: var(--base-color);
}

.chain-solana {
  --chain-color: var(--solana-color);
}