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

:root {
  --bg-dark: #0f0f0f;
  --bg-card: #1a1a1a;
  --bg-input: #252525;
  --text-primary: #ffffff;
  --text-secondary: #888888;
  --text-muted: #555555;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --border: #2a2a2a;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.5;
}

.app {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 240px;
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px;
}

.logo {
  margin-bottom: 30px;
}

.logo h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
}

.logo .subtitle {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav {
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 8px;
  margin-bottom: 4px;
  transition: all 0.2s;
}

.nav-item:hover {
  background: var(--bg-input);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--accent);
  color: white;
}

.nav-item .icon {
  font-size: 18px;
}

.stats-summary {
  display: flex;
  gap: 10px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.stat {
  flex: 1;
  text-align: center;
}

.stat-value {
  display: block;
  font-size: 24px;
  font-weight: 700;
}

.stat-value.running { color: var(--success); }
.stat-value.stopped { color: var(--danger); }

.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* Main Content */
.main {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.header h2 {
  font-size: 28px;
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 15px;
}

.connection-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
}

.connection-status .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse 2s infinite;
}

.connection-status.disconnected .dot {
  background: var(--danger);
  animation: none;
}

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

/* Views */
.view {
  display: none;
}

.view.active {
  display: block;
}

/* Dashboard */
.dashboard-grid {
  display: grid;
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--border);
}

.card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text-secondary);
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
}

.status-item {
  background: var(--bg-input);
  border-radius: 8px;
  padding: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: transform 0.2s;
}

.status-item:hover {
  transform: translateY(-2px);
}

.status-item.running { border-left: 3px solid var(--success); }
.status-item.stopped { border-left: 3px solid var(--danger); }

.status-name {
  font-weight: 500;
}

.status-indicator {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 4px;
}

.status-indicator.running {
  background: rgba(34, 197, 94, 0.2);
  color: var(--success);
}

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

.resource-table {
  overflow-x: auto;
}

.resource-table table {
  width: 100%;
  border-collapse: collapse;
}

.resource-table th,
.resource-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.resource-table th {
  font-size: 12px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
}

.resource-table td {
  font-size: 14px;
}

/* Containers Table */
.toolbar {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
}

.search {
  flex: 1;
  max-width: 400px;
  padding: 10px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 14px;
}

.search:focus {
  outline: none;
  border-color: var(--accent);
}

select {
  padding: 10px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 14px;
  cursor: pointer;
}

.containers-table-wrapper {
  background: var(--bg-card);
  border-radius: 12px;
  border: 1px solid var(--border);
  overflow: hidden;
}

.containers-table {
  width: 100%;
  border-collapse: collapse;
}

.containers-table th,
.containers-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.containers-table th {
  font-size: 12px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
  background: var(--bg-input);
}

.containers-table tr:hover td {
  background: var(--bg-input);
}

.containers-table input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}

.status-badge.running {
  background: rgba(34, 197, 94, 0.2);
  color: var(--success);
}

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

.status-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.action-btns {
  display: flex;
  gap: 6px;
}

/* Buttons */
.btn {
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

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

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--accent);
}

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

.btn-success:hover {
  filter: brightness(1.1);
}

.btn-warning {
  background: var(--warning);
  color: white;
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-danger:hover {
  filter: brightness(1.1);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-icon {
  padding: 6px 8px;
  font-size: 16px;
}

/* Batch View */
.batch-panel {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.batch-selection {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--border);
}

.batch-selection h3 {
  margin-bottom: 15px;
}

.selection-controls {
  display: flex;
  gap: 8px;
  margin-bottom: 15px;
  flex-wrap: wrap;
}

.selection-list {
  max-height: 300px;
  overflow-y: auto;
  margin-bottom: 10px;
}

.selection-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}

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

.selection-item.selected {
  background: rgba(99, 102, 241, 0.2);
}

.selection-count {
  font-size: 13px;
  color: var(--text-secondary);
}

.batch-actions {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--border);
}

.batch-actions h3 {
  margin-bottom: 20px;
}

.action-group {
  margin-bottom: 25px;
}

.action-group h4 {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.action-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.model-selector {
  display: flex;
  gap: 10px;
}

.model-selector select {
  flex: 1;
}

.batch-results {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--border);
}

.batch-results:empty {
  display: none;
}

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

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

.result-success { color: var(--success); }
.result-error { color: var(--danger); }

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--bg-card);
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal-large {
  max-width: 900px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-size: 18px;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
}

.logs-content {
  background: var(--bg-dark);
  padding: 15px;
  border-radius: 8px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
  overflow-x: auto;
  max-height: 500px;
}

/* Settings */
.settings-panel {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 30px;
  border: 1px solid var(--border);
  max-width: 600px;
}

.settings-panel h3 {
  margin-bottom: 20px;
}

.settings-panel p {
  color: var(--text-secondary);
  margin-bottom: 30px;
}

.setting-group {
  margin-bottom: 20px;
}

.setting-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}

.setting-group select {
  width: 100%;
}

/* Toast notifications */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 2000;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 15px 20px;
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s ease;
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.warning { border-left: 3px solid var(--warning); }

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Responsive */
@media (max-width: 768px) {
  .app {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    padding: 15px;
  }

  .nav {
    display: flex;
    gap: 10px;
    overflow-x: auto;
  }

  .nav-item {
    white-space: nowrap;
  }

  .batch-panel {
    grid-template-columns: 1fr;
  }
}