:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --border-color: #30363d;
  --accent-primary: #58a6ff;
  --accent-success: #238636;
  --accent-warning: #d29922;
  --accent-danger: #da3633;
  --accent-info: #1f6feb;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans', Helvetica, Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
}

/* Header */
header {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

h1 {
  font-size: 28px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
}

h1 .icon {
  font-size: 32px;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 14px;
  margin-top: 4px;
}

.header-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.last-updated {
  color: var(--text-muted);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.last-updated .time {
  font-family: 'SF Mono', Monaco, monospace;
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--text-muted);
}

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

.btn-primary {
  background-color: var(--accent-success);
  border-color: var(--accent-success);
  color: white;
}

.btn-primary:hover {
  background-color: #2ea043;
  border-color: #2ea043;
}

/* Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: transform 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
}

.stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.stat-icon.ok { background-color: rgba(35, 134, 54, 0.2); }
.stat-icon.warning { background-color: rgba(210, 153, 34, 0.2); }
.stat-icon.danger { background-color: rgba(218, 54, 51, 0.2); }
.stat-icon.info { background-color: rgba(88, 166, 255, 0.2); }

.stat-content {
  flex: 1;
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
}

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

/* Filters */
.filters {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin-bottom: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.filter-select {
  padding: 6px 12px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  cursor: pointer;
  min-width: 120px;
}

.filter-select:focus {
  outline: none;
  border-color: var(--accent-primary);
}

/* Table */
.table-container {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.table-header {
  display: grid;
  grid-template-columns: 2fr 1.5fr 100px 100px 100px 80px 80px;
  gap: 12px;
  padding: 12px 20px;
  background-color: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.table-header .col {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  user-select: none;
  transition: color 0.2s ease;
}

.table-header .col:hover {
  color: var(--text-primary);
}

.table-header .col.sortable::after {
  content: '⇅';
  font-size: 10px;
  opacity: 0.5;
}

.table-header .col.sort-asc::after {
  content: '↑';
  opacity: 1;
}

.table-header .col.sort-desc::after {
  content: '↓';
  opacity: 1;
}

.table-body {
  max-height: 600px;
  overflow-y: auto;
}

.job-row {
  display: grid;
  grid-template-columns: 2fr 1.5fr 100px 100px 100px 80px 80px;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-color);
  align-items: center;
  transition: background-color 0.15s ease;
}

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

.job-row:hover {
  background-color: rgba(88, 166, 255, 0.05);
}

.job-name {
  font-weight: 500;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.job-name .status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.job-schedule {
  color: var(--text-secondary);
  font-size: 13px;
  font-family: 'SF Mono', Monaco, monospace;
}

.job-next, .job-last {
  font-size: 13px;
  color: var(--text-secondary);
}

.job-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.job-agent, .job-target {
  font-size: 13px;
  color: var(--text-secondary);
  font-family: 'SF Mono', Monaco, monospace;
}

/* Status Colors */
.status-dot.ok, .job-status.ok {
  background-color: rgba(35, 134, 54, 0.2);
  color: #3fb950;
  box-shadow: 0 0 8px rgba(35, 134, 54, 0.3);
}

.status-dot.due-soon, .job-status.due-soon {
  background-color: rgba(210, 153, 34, 0.2);
  color: #d29922;
  box-shadow: 0 0 8px rgba(210, 153, 34, 0.3);
}

.status-dot.error, .job-status.error {
  background-color: rgba(218, 54, 51, 0.2);
  color: #f85149;
  box-shadow: 0 0 8px rgba(218, 54, 51, 0.3);
}

.status-dot.skipped, .job-status.skipped {
  background-color: rgba(139, 148, 158, 0.2);
  color: #8b949e;
}

.status-dot.idle, .job-status.idle {
  background-color: rgba(88, 166, 255, 0.2);
  color: #58a6ff;
}

.status-dot {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* Empty State */
.empty-state {
  padding: 60px 20px;
  text-align: center;
  color: var(--text-secondary);
}

.empty-state .icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--text-primary);
}

/* Loading */
.loading {
  padding: 40px;
  text-align: center;
  color: var(--text-secondary);
}

.spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: 8px;
  vertical-align: middle;
}

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

/* Legend */
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 20px;
  padding: 12px 16px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

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

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

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

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

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

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
  .table-header,
  .job-row {
    grid-template-columns: 2fr 1fr 80px 80px 80px 60px 60px;
    font-size: 12px;
  }
  
  .job-schedule,
  .job-agent,
  .job-target {
    font-size: 11px;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 16px;
  }
  
  .header-content {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .filters {
    flex-direction: column;
    align-items: stretch;
  }
  
  .filter-group {
    width: 100%;
  }
  
  .filter-select {
    flex: 1;
  }
  
  .table-container {
    overflow-x: auto;
  }
  
  .table-header,
  .job-row {
    min-width: 800px;
  }
}