/* ==========================================================================
   DASHBOARD.CSS - Dashboard-Specific Styles
   SYS Wallet Platform
   ========================================================================== */

/* ==========================================================================
   Stats Grid
   ========================================================================== */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.stats-grid .stat-card {
  position: relative;
  overflow: hidden;
}

.stats-grid .stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: transparent;
  transition: background var(--transition-normal);
}

.stats-grid .stat-card:hover::before {
  background: var(--accent-primary);
}

.stats-grid .stat-card:nth-child(1):hover::before { background: var(--accent-primary); }
.stats-grid .stat-card:nth-child(2):hover::before { background: var(--accent-success); }
.stats-grid .stat-card:nth-child(3):hover::before { background: var(--accent-warning); }
.stats-grid .stat-card:nth-child(4):hover::before { background: var(--accent-info); }

/* Stat Mini Sparkline */
.stat-sparkline {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 28px;
  margin-top: 10px;
}

.stat-sparkline .spark-bar {
  flex: 1;
  background: var(--accent-primary-bg);
  border-radius: 2px;
  min-height: 3px;
  transition: background var(--transition-fast);
}

.stat-sparkline .spark-bar:last-child {
  background: var(--accent-primary);
}

/* ==========================================================================
   Charts Area
   ========================================================================== */

.chart-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  gap: 12px;
  flex-wrap: wrap;
}

.chart-header .chart-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-heading);
}

.chart-header .chart-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.chart-header .chart-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Period Selector */
.period-selector {
  display: inline-flex;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  padding: 2px;
  gap: 2px;
}

.period-selector .period-btn {
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-family);
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.period-selector .period-btn:hover {
  color: var(--text-primary);
}

.period-selector .period-btn.active {
  background: var(--bg-card);
  color: var(--text-heading);
  box-shadow: var(--shadow-sm);
}

.chart-body {
  padding: 20px;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chart-body canvas {
  width: 100% !important;
  max-height: 300px;
}

/* Chart Legend */
.chart-legend {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
}

.chart-legend .legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.chart-legend .legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Chart Grid Layout */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.charts-grid .chart-container.full-width {
  grid-column: 1 / -1;
}

/* ==========================================================================
   Recent Activity
   ========================================================================== */

.activity-list {
  display: flex;
  flex-direction: column;
}

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-light);
  transition: background var(--transition-fast);
}

.activity-item:last-child {
  border-bottom: none;
}

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

.activity-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}

.activity-icon.type-deposit {
  background: var(--accent-success-bg);
  color: var(--accent-success);
}

.activity-icon.type-withdrawal {
  background: var(--accent-danger-bg);
  color: var(--accent-danger);
}

.activity-icon.type-transfer {
  background: var(--accent-info-bg);
  color: var(--accent-info);
}

.activity-icon.type-swap {
  background: var(--accent-warning-bg);
  color: var(--accent-warning);
}

.activity-icon.type-system {
  background: var(--accent-primary-bg);
  color: var(--accent-primary);
}

.activity-icon.type-alert {
  background: var(--accent-danger-bg);
  color: var(--accent-danger);
}

.activity-content {
  flex: 1;
  min-width: 0;
}

.activity-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
}

.activity-title .activity-highlight {
  color: var(--accent-primary);
  font-weight: 600;
}

.activity-description {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.activity-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  flex-shrink: 0;
}

.activity-amount {
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-mono);
  white-space: nowrap;
}

.activity-amount.positive { color: var(--accent-success); }
.activity-amount.negative { color: var(--accent-danger); }

.activity-timestamp {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Activity Timeline Connector */
.activity-list.with-timeline .activity-item {
  position: relative;
}

.activity-list.with-timeline .activity-item::before {
  content: '';
  position: absolute;
  left: 37px;
  top: 50px;
  bottom: -14px;
  width: 1px;
  background: var(--border-color);
}

.activity-list.with-timeline .activity-item:last-child::before {
  display: none;
}

/* View All Link */
.view-all-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.view-all-link:hover {
  background: var(--accent-primary-bg);
  color: var(--accent-primary-hover);
}

/* ==========================================================================
   Quick Actions
   ========================================================================== */

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.quick-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  min-width: 120px;
  text-align: center;
  text-decoration: none;
}

.quick-action-btn:hover {
  border-color: var(--accent-primary);
  background: var(--accent-primary-bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.quick-action-btn .action-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.quick-action-btn .action-icon.icon-primary {
  background: var(--accent-primary-bg);
  color: var(--accent-primary);
}

.quick-action-btn .action-icon.icon-success {
  background: var(--accent-success-bg);
  color: var(--accent-success);
}

.quick-action-btn .action-icon.icon-warning {
  background: var(--accent-warning-bg);
  color: var(--accent-warning);
}

.quick-action-btn .action-icon.icon-danger {
  background: var(--accent-danger-bg);
  color: var(--accent-danger);
}

.quick-action-btn .action-icon.icon-info {
  background: var(--accent-info-bg);
  color: var(--accent-info);
}

.quick-action-btn .action-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.quick-action-btn:hover .action-label {
  color: var(--text-primary);
}

/* ==========================================================================
   Wallet Overview Widget
   ========================================================================== */

.wallet-overview {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.wallet-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.wallet-card:hover {
  border-color: var(--text-muted);
}

.wallet-card .wallet-token-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
}

.wallet-card .wallet-token-icon.eth {
  background: rgba(98, 126, 234, 0.15);
  color: #627eea;
}

.wallet-card .wallet-token-icon.btc {
  background: rgba(247, 147, 26, 0.15);
  color: #f7931a;
}

.wallet-card .wallet-token-icon.usdt {
  background: rgba(38, 161, 123, 0.15);
  color: #26a17b;
}

.wallet-card .wallet-token-icon.trx {
  background: rgba(255, 0, 19, 0.1);
  color: #ff0013;
}

.wallet-card .wallet-info {
  flex: 1;
  min-width: 0;
}

.wallet-card .wallet-token-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-heading);
}

.wallet-card .wallet-token-network {
  font-size: 11px;
  color: var(--text-muted);
}

.wallet-card .wallet-balance {
  text-align: right;
}

.wallet-card .wallet-balance-value {
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--text-heading);
}

.wallet-card .wallet-balance-usd {
  font-size: 11px;
  color: var(--text-muted);
}

/* ==========================================================================
   System Status Widget
   ========================================================================== */

.system-status {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
}

.status-row:last-child {
  border-bottom: none;
}

.status-row .status-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.status-row .status-value {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-indicator.online { background: var(--accent-success); box-shadow: 0 0 6px var(--accent-success); }
.status-indicator.warning { background: var(--accent-warning); box-shadow: 0 0 6px var(--accent-warning); }
.status-indicator.offline { background: var(--accent-danger); box-shadow: 0 0 6px var(--accent-danger); }

/* ==========================================================================
   Top Users / Holders Table Widget
   ========================================================================== */

.user-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-row .user-avatar-sm {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent-primary);
  flex-shrink: 0;
}

.user-row .user-details {
  min-width: 0;
}

.user-row .user-details .user-name-cell {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-row .user-details .user-email-cell {
  font-size: 11px;
  color: var(--text-muted);
}

/* ==========================================================================
   Dashboard Content Layout
   ========================================================================== */

.dashboard-row {
  display: grid;
  gap: 20px;
  margin-bottom: 24px;
}

.dashboard-row.two-thirds {
  grid-template-columns: 2fr 1fr;
}

.dashboard-row.half {
  grid-template-columns: 1fr 1fr;
}

.dashboard-row.thirds {
  grid-template-columns: 1fr 1fr 1fr;
}

.dashboard-row.full {
  grid-template-columns: 1fr;
}

/* ==========================================================================
   Network Health Indicator
   ========================================================================== */

.network-health {
  display: flex;
  align-items: center;
  gap: 16px;
}

.network-health-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--text-secondary);
}

.network-health-item .health-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.network-health-item .health-dot.healthy { background: var(--accent-success); }
.network-health-item .health-dot.degraded { background: var(--accent-warning); }
.network-health-item .health-dot.down { background: var(--accent-danger); }

/* ==========================================================================
   Mobile Sidebar Toggle
   ========================================================================== */

.sidebar-toggle {
  display: none;
  position: fixed;
  bottom: 20px;
  left: 20px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--accent-primary);
  color: #fff;
  border: none;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  z-index: 200;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  transition: transform var(--transition-fast);
}

.sidebar-toggle:active {
  transform: scale(0.92);
}

/* Mobile Overlay */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
}

/* ==========================================================================
   Responsive - Tablet (< 1024px)
   ========================================================================== */

@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .charts-grid {
    grid-template-columns: 1fr;
  }

  .dashboard-row.two-thirds,
  .dashboard-row.thirds {
    grid-template-columns: 1fr;
  }

  .dashboard-row.half {
    grid-template-columns: 1fr;
  }

  .wallet-overview {
    grid-template-columns: 1fr;
  }

  .quick-actions {
    justify-content: center;
  }

  .main-content {
    padding: 20px;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-header .page-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .content-grid.cols-3,
  .content-grid.cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .chart-legend {
    flex-wrap: wrap;
    gap: 12px;
  }
}

/* ==========================================================================
   Responsive - Mobile (< 768px)
   ========================================================================== */

@media (max-width: 768px) {
  /* Sidebar collapses on mobile */
  .sidebar {
    transform: translateX(-100%);
    z-index: 150;
    box-shadow: none;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  }

  .sidebar.mobile-open {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }

  .sidebar-overlay.active {
    display: block;
  }

  .sidebar-toggle {
    display: flex;
  }

  .main-content {
    margin-left: 0;
    padding: 16px;
  }

  .sidebar.collapsed ~ .main-content {
    margin-left: 0;
  }

  /* Stats Grid -> Single Column */
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* Content Grids */
  .content-grid.cols-2,
  .content-grid.cols-3,
  .content-grid.cols-4 {
    grid-template-columns: 1fr;
  }

  /* Dashboard Rows */
  .dashboard-row.two-thirds,
  .dashboard-row.half,
  .dashboard-row.thirds {
    grid-template-columns: 1fr;
  }

  /* Cards */
  .card-header {
    padding: 14px 16px;
  }

  .card-body {
    padding: 16px;
  }

  /* Page Header */
  .page-header .page-title {
    font-size: 20px;
  }

  .page-header .page-actions {
    flex-wrap: wrap;
  }

  /* Tables become scrollable */
  .table-container {
    margin: 0 -16px;
    padding: 0 16px;
    border-radius: 0;
  }

  .data-table th,
  .data-table td {
    padding: 10px 12px;
  }

  /* Quick Actions */
  .quick-actions {
    gap: 8px;
  }

  .quick-action-btn {
    min-width: 100px;
    padding: 14px 16px;
    flex: 1;
  }

  .quick-action-btn .action-icon {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }

  /* Activity */
  .activity-item {
    padding: 12px 16px;
  }

  .activity-meta {
    display: none;
  }

  /* Chart */
  .chart-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .chart-body {
    padding: 12px;
    min-height: 220px;
  }

  .period-selector {
    align-self: stretch;
    justify-content: center;
  }

  /* Wallet Overview */
  .wallet-overview {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* Toast */
  .toast-container {
    left: 16px;
    right: 16px;
    bottom: 80px;
  }

  .toast {
    min-width: auto;
    max-width: none;
  }

  /* Modal */
  .modal-overlay {
    padding: 12px;
    align-items: flex-end;
  }

  .modal {
    max-height: 90vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }

  .modal-header {
    padding: 14px 18px;
  }

  .modal-body {
    padding: 18px;
  }

  .modal-footer {
    padding: 14px 18px;
    flex-direction: column;
  }

  .modal-footer .btn {
    width: 100%;
  }

  /* Network Health */
  .network-health {
    flex-wrap: wrap;
    gap: 8px;
  }

  /* Pagination */
  .pagination {
    justify-content: center;
    flex-wrap: wrap;
  }
}

/* ==========================================================================
   Responsive - Small Mobile (< 480px)
   ========================================================================== */

@media (max-width: 480px) {
  .main-content {
    padding: 12px;
  }

  .stats-grid {
    gap: 10px;
  }

  .stat-card {
    padding: 14px;
    gap: 12px;
  }

  .stat-card .stat-icon {
    width: 38px;
    height: 38px;
    font-size: 16px;
  }

  .stat-card .stat-value {
    font-size: 22px;
  }

  .page-header .page-title {
    font-size: 18px;
  }

  .btn {
    padding: 8px 14px;
    font-size: 12px;
  }

  .quick-action-btn {
    min-width: 80px;
    padding: 12px;
  }

  .quick-action-btn .action-label {
    font-size: 11px;
  }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
  .sidebar,
  .sidebar-toggle,
  .sidebar-overlay,
  .toast-container,
  .modal-overlay,
  .btn,
  .quick-actions,
  .page-actions {
    display: none !important;
  }

  .main-content {
    margin-left: 0 !important;
    padding: 0 !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .card,
  .stat-card,
  .chart-container {
    border: 1px solid #ddd;
    box-shadow: none;
    break-inside: avoid;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}