:root {
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: #172033;
  background: #edf2f7;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
}

button {
  font: inherit;
}

button:not(:disabled) {
  cursor: pointer;
}

.app-shell {
  min-height: 100vh;
  box-sizing: border-box;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 12px;
  padding: 14px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border: 1px solid #dbe4ef;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.06);
}

.topbar-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.eyebrow {
  margin: 0 0 5px;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
}

h1 {
  font-size: 32px;
  line-height: 1;
}

h2 {
  font-size: 18px;
}

h3 {
  font-size: 14px;
  color: #475569;
}

.topbar button,
.topbar-link {
  border: 0;
  border-radius: 10px;
  padding: 9px 16px;
  background: #2563eb;
  color: white;
  font-weight: 700;
}

.topbar-link {
  text-decoration: none;
}

.topbar button:disabled {
  opacity: 0.6;
}

.status-pill,
.counter,
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 13px;
  font-weight: 700;
  color: #92400e;
  background: #fffbeb;
}

.status-pill.ok {
  color: #166534;
  background: #dcfce7;
}

.counter,
.badge {
  color: #334155;
  background: #e2e8f0;
}

.error {
  padding: 12px 16px;
  border: 1px solid #fecaca;
  border-radius: 14px;
  color: #b91c1c;
  background: #fef2f2;
}

.workspace {
  min-height: 560px;
  display: grid;
  grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  gap: 12px;
}

.panel {
  position: relative;
  overflow: hidden;
  border: 1px solid #dbe4ef;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.06);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid #e2e8f0;
}

.chat-panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-height: 560px;
  overflow-y: auto;
}

.chat-panel .panel-header {
  position: sticky;
  z-index: 10;
  top: 0;
  background: #fff;
}

.chat-loading,
.chat-end {
  padding: 10px 16px;
  border-bottom: 1px solid #e2e8f0;
  color: #64748b;
  font-size: 13px;
  text-align: center;
  background: #f8fafc;
}

.chat-item {
  display: grid;
  gap: 6px;
  width: 100%;
  border: 0;
  border-bottom: 1px solid #e2e8f0;
  padding: 13px 16px;
  text-align: left;
  color: inherit;
  background: transparent;
}

.chat-item:hover,
.chat-item.selected {
  background: #eff6ff;
}

.chat-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: #334155;
}

.chat-meta small,
.chat-host,
.muted {
  color: #64748b;
}

.chat-topic {
  color: #64748b;
  font-size: 12px;
  line-height: 1.2;
  word-break: break-all;
}

.chat-text {
  color: #0f172a;
  line-height: 1.35;
}

.context-menu {
  position: fixed;
  z-index: 2000;
  min-width: 120px;
  border: 1px solid #dbe4ef;
  border-radius: 10px;
  padding: 6px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.18);
}

.context-menu button,
.context-menu a {
  display: block;
  width: 100%;
  box-sizing: border-box;
  border: 0;
  border-radius: 8px;
  padding: 8px 10px;
  text-align: left;
  color: inherit;
  text-decoration: none;
  font: inherit;
  background: transparent;
}

.context-menu button:hover,
.context-menu a:hover {
  background: #f8fafc;
}

.context-menu button.danger {
  color: #b91c1c;
}

.map-panel {
  min-width: 0;
}

.map-header {
  position: absolute;
  z-index: 500;
  top: 12px;
  left: 12px;
  right: 12px;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
}

.map-container {
  height: 100%;
  min-height: 560px;
}

.map-empty {
  position: absolute;
  z-index: 450;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  padding: 10px 14px;
  border-radius: 999px;
  color: #475569;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.12);
}

.node-marker {
  display: flex !important;
  align-items: center;
  justify-content: center;
  min-width: 34px !important;
  width: auto !important;
  height: 22px !important;
  box-sizing: border-box;
  padding: 0;
  border: 0;
  border-radius: 999px;
  color: white;
  background: transparent;
  box-shadow: 0 4px 10px rgba(15, 23, 42, 0.25);
  font-size: 10px;
  font-weight: 800;
  line-height: 20px;
  text-align: center;
  white-space: nowrap;
}

.node-marker span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  padding: 0 4px;
  border: 1px solid white;
  border-radius: inherit;
  background: var(--node-color, #2563eb);
  line-height: 20px;
  text-align: center;
}

.node-marker.selected {
  box-shadow: 0 6px 18px rgba(220, 38, 38, 0.45);
  transform: scale(1.12);
}

.node-marker.selected span {
  background: #dc2626;
}

.cluster-marker {
  display: flex !important;
  align-items: center;
  justify-content: center;
  border: 2px solid white;
  border-radius: 999px;
  color: white;
  background: #2563eb;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.3);
  font-size: 13px;
  font-weight: 900;
  line-height: 1;
}

.cluster-marker span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.cluster-medium {
  background: #1d4ed8;
}

.cluster-large {
  background: #1e40af;
}

.node-detail-panel {
  min-height: 180px;
}

.node-list-panel {
  min-height: 240px;
}

.detail-page,
.help-page {
  display: grid;
  gap: 12px;
}

.help-content {
  display: grid;
  gap: 18px;
  padding: 18px;
  color: #334155;
}

.help-content section {
  display: grid;
  gap: 8px;
}

.help-content ul {
  margin: 0;
  padding-left: 20px;
}

.detail-section-grid {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(320px, 1fr);
  gap: 12px;
}

.detail-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  padding: 16px;
}

.detail-summary-grid div {
  display: grid;
  gap: 5px;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 12px;
  background: #f8fafc;
}

.detail-summary-grid span {
  color: #64748b;
  font-size: 13px;
}

.detail-summary-grid strong {
  color: #0f172a;
}

.detail-chat-panel {
  min-height: 420px;
}

.detail-chat-history {
  max-height: 420px;
  overflow-y: auto;
}

.detail-chat-item {
  display: grid;
  gap: 6px;
  border-bottom: 1px solid #e2e8f0;
  padding: 13px 16px;
}

.trajectory-map {
  height: 420px;
  min-height: 360px;
}

.public-key-block {
  max-width: 100%;
  margin: 0;
  padding: 16px;
  white-space: pre-wrap;
  word-break: break-all;
  color: #0f172a;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 12px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 8px;
}

.metric-chip {
  display: grid;
  gap: 4px;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 8px 10px;
  background: #f8fafc;
}

.metric-chip span {
  color: #64748b;
  font-size: 12px;
}

.metric-chip strong {
  color: #0f172a;
  font-size: 14px;
}

.node-table-wrap {
  overflow-x: auto;
}

.node-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.node-table th,
.node-table td {
  padding: 10px 12px;
  border-bottom: 1px solid #e2e8f0;
  text-align: left;
  white-space: nowrap;
}

.node-table th {
  color: #64748b;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.node-row {
  cursor: pointer;
}

.node-row:hover,
.node-row.selected {
  background: #eff6ff;
}

.admin-loading {
  padding: 24px;
  color: #64748b;
}

.admin-login,
.admin-dashboard,
.admin-session-card {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

.admin-session-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
}

.admin-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.admin-nav a {
  border-radius: 999px;
  padding: 7px 10px;
  color: #334155;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  background: #e2e8f0;
}

.admin-nav a.active {
  color: #fff;
  background: #2563eb;
}

.admin-form {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.admin-user-form {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  align-items: end;
}

.admin-form label {
  display: grid;
  gap: 6px;
  color: #334155;
  font-size: 14px;
  font-weight: 700;
}

.admin-form input {
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
}

.admin-form button,
.admin-actions button,
.admin-button {
  border: 0;
  border-radius: 10px;
  padding: 9px 16px;
  color: #fff;
  font-weight: 700;
  background: #2563eb;
}

.admin-table-input {
  min-width: 160px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 8px 10px;
  font: inherit;
}

.success {
  margin: 0 16px 12px;
  border: 1px solid #bbf7d0;
  border-radius: 14px;
  padding: 10px 12px;
  color: #166534;
  background: #f0fdf4;
}

.log-badge {
  display: inline-flex;
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 700;
}

.log-success {
  color: #166534;
  background: #dcfce7;
}

.log-failure {
  color: #991b1b;
  background: #fee2e2;
}

.admin-dashboard {
  display: grid;
  gap: 12px;
}

.admin-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.admin-status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  padding: 16px;
}

.admin-status-grid div,
.status-card-link {
  display: grid;
  gap: 5px;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 12px;
  background: #f8fafc;
}

.status-card-link {
  color: inherit;
  text-decoration: none;
}

.status-card-link:hover {
  border-color: #bfdbfe;
  background: #eff6ff;
}

.admin-status-grid span,
.status-card-link span {
  color: #64748b;
  font-size: 13px;
}

.admin-status-grid strong,
.status-card-link strong {
  color: #0f172a;
}

.discard-raw,
.discard-json {
  max-width: 360px;
  max-height: 120px;
  margin: 0;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 12px;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding: 12px 16px;
  border-top: 1px solid #e2e8f0;
  color: #475569;
}

.pagination button {
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  padding: 8px 12px;
  background: #fff;
  color: #0f172a;
}

.pagination button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.node-detail-popup .leaflet-popup-content {
  width: 300px !important;
  max-width: 300px !important;
}

.node-popup {
  width: 100%;
  line-height: 1.35;
  white-space: normal;
}

.node-popup strong {
  display: block;
  margin-bottom: 8px;
  color: #0f172a;
  font-size: 15px;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.node-popup dl {
  display: grid;
  gap: 6px;
  margin: 0;
}

.node-popup dl div {
  display: block;
}

.node-popup dt {
  color: #64748b;
  font-size: 11px;
  line-height: 1.35;
  margin-bottom: 2px;
}

.node-popup dd {
  margin: 0;
  color: #0f172a;
  font-weight: 700;
  line-height: 1.35;
  white-space: normal;
  overflow-wrap: anywhere;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 16px;
  padding: 16px;
}

dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

dt {
  color: #64748b;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

dd {
  margin: 3px 0 0;
  color: #0f172a;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.detail-side ul {
  margin: 10px 0 0;
  padding-left: 18px;
}

.detail-side li {
  margin-bottom: 6px;
  color: #334155;
}

.empty {
  padding: 22px 16px;
  color: #64748b;
}

.leaflet-container {
  font: inherit;
}

@media (max-width: 920px) {
  .app-shell {
    padding: 10px;
  }

  .topbar,
  .topbar-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .workspace,
  .detail-grid,
  .detail-section-grid {
    grid-template-columns: 1fr;
  }

  .pagination {
    align-items: stretch;
    flex-direction: column;
  }

  .map-container {
    min-height: 360px;
  }
}