/* BEX Blockchain Modern UI - Professional Explorer Style */

/* CSS Variables for consistent theming */
:root {
  --primary-color: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary-color: #22d3ee;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --dark-bg: #0f172a;
  --dark-card: #1e293b;
  --dark-border: #334155;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: linear-gradient(135deg, var(--dark-bg) 0%, #1a1f3a 100%);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* Modern Header */
header {
  background: rgba(30, 41, 59, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--dark-border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-content h1 {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-content h1 img {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.3));
}

.chain-summary {
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--border-radius);
  padding: 0.75rem 1.5rem;
  margin-top: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* Modern Navigation */
nav {
  display: flex;
  gap: 2rem;
  align-items: center;
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

nav a:hover {
  color: var(--text-primary);
  background: rgba(99, 102, 241, 0.1);
}

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

/* Wallet Connect Button */
.wallet-dropdown {
  position: relative;
}

.wallet-dropdown button {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.wallet-dropdown button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

/* Main Content Area */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

/* Modern Cards */
.card {
  background: rgba(30, 41, 59, 0.6);
  backdrop-filter: blur(10px);
  border: 1px solid var(--dark-border);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-color);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

/* Specialized Card Styles */
.card.chain-info {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(34, 211, 238, 0.1));
  border-color: var(--primary-color);
}

.card.wallet {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(34, 211, 238, 0.1));
  border-color: var(--success-color);
}

.card.block {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(239, 68, 68, 0.1));
  border-color: var(--warning-color);
}

.card.network {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(99, 102, 241, 0.1));
  border-color: var(--primary-light);
}

/* Typography */
h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

/* Modern Buttons */
.button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  text-decoration: none;
  border: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.button.secondary {
  background: rgba(148, 163, 184, 0.1);
  border: 1px solid var(--dark-border);
  color: var(--text-primary);
}

.button.small {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* Data Display */
.data-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.data-item {
  background: rgba(15, 23, 42, 0.4);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--dark-border);
}

.data-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.data-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Tables */
.transactions-container, .blocks-container {
  background: rgba(30, 41, 59, 0.4);
  border-radius: var(--border-radius);
  overflow: hidden;
  border: 1px solid var(--dark-border);
}

.transaction, .block {
  padding: 1.5rem;
  border-bottom: 1px solid var(--dark-border);
  transition: var(--transition);
}

.transaction:hover, .block:hover {
  background: rgba(99, 102, 241, 0.05);
}

.transaction:last-child, .block:last-child {
  border-bottom: none;
}

/* Status Indicators */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.status-badge.success {
  background: rgba(16, 185, 129, 0.2);
  color: var(--success-color);
}

.status-badge.warning {
  background: rgba(245, 158, 11, 0.2);
  color: var(--warning-color);
}

.status-badge.danger {
  background: rgba(239, 68, 68, 0.2);
  color: var(--danger-color);
}

/* Wallet Type Indicators */
.wallet-type-indicator {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.badge {
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
}

.badge.bg-primary {
  background: rgba(99, 102, 241, 0.2);
  color: var(--primary-color);
}

.badge.bg-success {
  background: rgba(16, 185, 129, 0.2);
  color: var(--success-color);
}

.badge.bg-info {
  background: rgba(34, 211, 238, 0.2);
  color: var(--secondary-color);
}

/* Search Bar */
.search-container {
  position: relative;
  max-width: 500px;
  margin: 2rem auto;
}

.search-input {
  width: 100%;
  padding: 1rem 3rem 1rem 1.5rem;
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid var(--dark-border);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
}

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

.search-button {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  background: var(--primary-color);
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  color: white;
  cursor: pointer;
}

/* Loading States */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  color: var(--text-secondary);
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--dark-border);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-right: 0.5rem;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  
  main {
    padding: 1rem;
  }
  
  .card {
    padding: 1.5rem;
  }
  
  .data-grid {
    grid-template-columns: 1fr;
  }
  
  .header-content h1 {
    font-size: 1.5rem;
  }
}

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

.card {
  animation: fadeIn 0.6s ease-out;
}

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

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

::-webkit-scrollbar-thumb {
  background: var(--dark-border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

/* Focus States */
.button:focus,
.search-input:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Print Styles */
@media print {
  body {
    background: white;
    color: black;
  }
  
  .card {
    background: white;
    border: 1px solid #ccc;
    box-shadow: none;
  }
}