:root {
  color-scheme: dark;
  --bg: #0c1014;
  --panel: #141a20;
  --border: #2a3338;
  --text: #e8eef2;
  --muted: #8b969c;
  --accent: #b8f135;
  --up: #24ee89;
  --down: #ff5c5c;
}
* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.4;
}
.app-shell {
  display: flex;
  height: 100vh;
  min-height: 0;
  overflow: hidden;
}
.sidebar {
  flex: 0 0 300px;
  width: 300px;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  border-right: 1px solid var(--border);
  background: var(--panel);
  padding: 14px 12px 20px;
}
.main-view {
  flex: 1 1 0;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 14px 16px 16px;
}
.sidebar-header h1 {
  font-size: 16px;
  margin: 0 0 6px;
  font-weight: 600;
}
.subtitle {
  color: var(--muted);
  font-size: 12px;
  margin: 0 0 14px;
  line-height: 1.45;
}
.subtitle a {
  color: var(--accent);
}
.sidebar-section {
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.sidebar-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}
.sidebar-group {
  margin-bottom: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.15);
  overflow: hidden;
}
.sidebar-group:last-child {
  margin-bottom: 0;
}
.sidebar-group-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  margin: 0;
  padding: 10px 12px;
  border: none;
  border-bottom: 1px solid transparent;
  background: transparent;
  color: var(--text);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: left;
  cursor: pointer;
  user-select: none;
}
.sidebar-group:not(.is-collapsed) .sidebar-group-toggle {
  border-bottom-color: var(--border);
}
.sidebar-group-toggle:hover {
  background: rgba(255, 255, 255, 0.03);
}
.sidebar-group-chevron {
  flex-shrink: 0;
  font-size: 10px;
  color: var(--muted);
  transition: transform 0.15s ease;
}
.sidebar-group.is-collapsed .sidebar-group-chevron {
  transform: rotate(-90deg);
}
.sidebar-group-body {
  padding: 12px;
}
.sidebar-group.is-collapsed .sidebar-group-body {
  display: none;
}
.sidebar-section h2 {
  font-size: 11px;
  margin: 0 0 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.field {
  margin-bottom: 12px;
}
.field:last-child {
  margin-bottom: 0;
}
/* A dependent field that doesn't apply in the current mode: visible but inert. */
.field.is-disabled {
  opacity: 0.42;
  pointer-events: none;
}
/* Sub-section divider inside a config group (Money / Entry strategy / …). */
.config-subhead {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 14px 0 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
}
.sidebar-group-body > .config-subhead:first-child {
  margin-top: 0;
}
.field-row {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}
.field-row.cols-2 {
  grid-template-columns: 1fr 1fr;
}
.field-row.cols-3 {
  grid-template-columns: 1fr 1fr 1fr;
}
.field-row .field {
  margin-bottom: 0;
  min-width: 0;
}
.field-row:last-child {
  margin-bottom: 0;
}
.data-panel {
  flex: 1 1 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
}
.data-panel-header {
  flex: 0 0 auto;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.data-panel-header h2 {
  font-size: 14px;
  margin: 0;
  font-weight: 600;
}
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 12px;
}
label {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
select,
input[type="number"],
input[type="text"].input-text {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #0c1014;
  color: var(--text);
  font-size: 14px;
}
input[type="text"].input-text {
  font-family: ui-monospace, Consolas, monospace;
}
.field-toggle {
  margin-bottom: 14px;
}
.field-toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text);
  text-transform: none;
  letter-spacing: 0;
  margin-bottom: 0;
  cursor: pointer;
  user-select: none;
}
.field-toggle-label input[type="checkbox"] {
  width: 14px;
  height: 14px;
  margin: 0;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}
.turn-filter-fields[disabled] {
  opacity: 0.45;
  pointer-events: none;
}
.btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 4px;
}
.btns button {
  width: 100%;
}
.preset-btn {
  width: 100%;
  margin-bottom: 8px;
  padding: 7px 10px;
  background: rgba(184, 241, 53, 0.07);
  border: 1px dashed var(--accent);
  border-radius: 6px;
  color: var(--accent);
  cursor: pointer;
  font-size: 12px;
}
.preset-btn:hover {
  background: rgba(184, 241, 53, 0.14);
}
.range-quick {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 4px;
}
.range-quick button {
  width: 100%;
  padding: 5px 0;
  font-size: 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--fg, #d8d8d8);
  cursor: pointer;
}
.range-quick button:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.range-quick button.active {
  border-color: var(--accent);
  background: rgba(184, 241, 53, 0.14);
  color: var(--accent);
}
.range-quick-hint {
  margin-top: 4px;
  font-size: 10px;
  color: var(--muted, #8a8a8a);
  min-height: 12px;
}
button.danger {
  background: rgba(255, 92, 92, 0.12);
  border-color: var(--down);
  color: #ffb4b4;
}
button.danger:hover:not(:disabled) {
  border-color: var(--down);
  background: rgba(255, 92, 92, 0.2);
}
.btns-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.btns-row button {
  width: 100%;
  padding-left: 8px;
  padding-right: 8px;
  font-size: 12px;
}
button {
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #1a2228;
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
}
button:hover:not(:disabled) {
  border-color: var(--muted);
}
button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
button.primary {
  background: var(--accent);
  color: #0c1014;
  border-color: var(--accent);
  font-weight: 600;
}
.pagination-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-top: 10px;
}
.pagination-bar button {
  width: 100%;
  font-size: 11px;
  padding-left: 4px;
  padding-right: 4px;
}
.page-info {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 12px;
  color: var(--muted);
  margin-top: 10px;
  text-align: center;
  line-height: 1.5;
}
.page-info strong {
  color: var(--text);
}
#status {
  font-size: 12px;
  color: var(--muted);
  min-height: 1.2em;
  margin: 0 0 8px;
}
#status.err {
  color: var(--down);
}
#status.ok {
  color: var(--up);
}
.meta {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 12px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0 0 10px;
}
.meta span strong {
  color: var(--text);
}
.table-wrap {
  flex: 1 1 0;
  min-height: 0;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
}
table {
  width: 100%;
  border-collapse: collapse;
  font: 12px/1.35 ui-monospace, Consolas, monospace;
}
th,
td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}
th {
  position: sticky;
  top: 0;
  background: #1a2228;
  color: var(--muted);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  z-index: 1;
}
tr:hover td {
  background: rgba(255, 255, 255, 0.03);
}
td.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
td.mom-up {
  color: var(--up);
}
td.mom-down {
  color: var(--down);
}
td.mom-na {
  color: var(--muted);
}
td.ext-peak {
  color: #e8c84a;
}
td.ext-valley {
  color: var(--up);
}
td.ext-trend {
  color: var(--muted);
}
td.mom-score,
.value.mom-tip-target {
  cursor: help;
  text-decoration: underline dotted rgba(139, 150, 156, 0.55);
  text-underline-offset: 2px;
}
.mom-tooltip {
  position: fixed;
  z-index: 400;
  max-width: 380px;
  padding: 10px 12px;
  background: #1a2228;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: 11px/1.5 ui-monospace, Consolas, monospace;
  color: var(--text);
  white-space: pre-wrap;
  pointer-events: none;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
}
.mom-tooltip[hidden] {
  display: none !important;
}
.momentum-hero {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin: 0 0 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.2);
  font-family: ui-monospace, Consolas, monospace;
  font-size: 13px;
}
.momentum-hero .label {
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.momentum-hero .value {
  font-size: 18px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.momentum-hero .value.up {
  color: var(--up);
}
.momentum-hero .value.down {
  color: var(--down);
}
.hint {
  font-size: 11px;
  color: var(--muted);
  margin: 10px 0 0;
  line-height: 1.45;
}
.view-tabs {
  flex: 0 0 auto;
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}
.view-tab {
  padding: 7px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel);
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}
.view-tab:hover {
  color: var(--text);
  border-color: #3d4a52;
}
.view-tab.is-active {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(184, 241, 53, 0.08);
}
.view-panel[hidden] {
  display: none !important;
}
.backtest-summary {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 8px;
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.2);
}
.backtest-summary .bt-empty {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}
.bt-stat-label {
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}
.bt-stat-value {
  font-size: 15px;
  font-weight: 600;
}
.bt-stat-value.bt-stat-small {
  font-size: 12px;
  font-weight: 500;
  line-height: 1.35;
}
.bt-stat-value.up {
  color: var(--up);
}
.bt-stat-value.down {
  color: var(--down);
}
.bt-stat-wide {
  grid-column: span 2;
}
.backtest-table td.up,
.backtest-table td.down {
  font-weight: 600;
}
.backtest-table td.up {
  color: var(--up);
}
.backtest-table td.down {
  color: var(--down);
}

/* --- backtest loading progress --- */
.bt-progress {
  flex: 0 0 auto;
  margin-bottom: 12px;
}
.bt-progress-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  overflow: hidden;
}
.bt-progress-fill {
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: var(--accent);
  transition: width 0.2s ease;
}
.bt-progress-fill.is-indeterminate {
  width: 40% !important;
  animation: bt-indeterminate 1.1s ease-in-out infinite;
}
@keyframes bt-indeterminate {
  0% { margin-left: -40%; }
  100% { margin-left: 100%; }
}
.bt-progress-text {
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted);
}

/* --- cycle history toolbar / pagination --- */
.bt-cycles-toolbar {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 12px;
  color: var(--muted);
}
.bt-cycles-pager {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.bt-cycles-pager button {
  background: #1a2228;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  cursor: pointer;
  font: inherit;
}
.bt-cycles-pager button:disabled {
  opacity: 0.4;
  cursor: default;
}
.bt-cycles-pager button:not(:disabled):hover {
  border-color: var(--accent);
}

/* --- cycle rows (main history) --- */
.cycles-table th.bt-caret-col,
.cycles-table td.bt-caret {
  width: 22px;
  text-align: center;
  color: var(--muted);
}
.bt-cycle-row {
  cursor: pointer;
}
.bt-cycle-row.is-expanded > td {
  background: rgba(184, 241, 53, 0.06);
}
.bt-cycle-row td.up {
  color: var(--up);
  font-weight: 600;
}
.bt-cycle-row td.down {
  color: var(--down);
  font-weight: 600;
}

/* --- window rows (sub history) --- */
.bt-windows-row > td.bt-windows-cell {
  padding: 0;
  background: rgba(0, 0, 0, 0.25);
}
.bt-windows-table {
  width: 100%;
  margin: 0;
}
.bt-windows-table th {
  position: static;
  background: #141b21;
  font-size: 9px;
}
.bt-windows-table th,
.bt-windows-table td {
  padding: 5px 10px 5px 18px;
}
.bt-windows-table td.up {
  color: var(--up);
  font-weight: 600;
}
.bt-windows-table td.down {
  color: var(--down);
  font-weight: 600;
}
.bt-windows-empty {
  padding: 8px 18px;
  color: var(--muted);
  font-size: 12px;
}

/* --- live (paper-trade) panel --- */
.view-panel[data-view-panel="live"] .data-panel-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.chart-collapse-btn {
  background: #1a2228;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 10px;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}
.chart-collapse-btn:hover {
  border-color: var(--accent);
}
.live-conn {
  margin-left: auto;
  font-size: 12px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.live-summary {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 8px;
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.2);
}
.live-summary .bt-empty {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}
.live-chart-controls {
  flex: 0 0 auto;
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.live-chart-controls button {
  background: #1a2228;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 12px;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}
.live-chart-controls button:hover {
  border-color: var(--accent);
}
.live-chart-controls button.is-active {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(184, 241, 53, 0.12);
}
.live-chart-wrap {
  flex: 0 0 auto;
  height: 320px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #0c1014;
  overflow: hidden;
}
.live-chart-wrap canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.live-cycles-wrap {
  /* Fill the remaining panel height (the chart, when shown, takes its fixed
     height above). With the chart collapsed this lets the history grow to fit. */
  flex: 1 1 0;
  min-height: 0;
}

/* a sidebar group locked because the other (Backtest/Live) is running */
.sidebar-group.is-locked {
  opacity: 0.5;
}
.sidebar-group.is-locked .sidebar-group-toggle {
  cursor: not-allowed;
}

@media (max-width: 860px) {
  .app-shell {
    flex-direction: column;
    height: auto;
    min-height: 100vh;
    overflow: visible;
  }
  .sidebar {
    flex: none;
    width: 100%;
    max-height: 45vh;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .main-view {
    flex: 1;
    min-height: 50vh;
    overflow: visible;
  }
  .data-panel {
    min-height: 400px;
  }
  .table-wrap {
    max-height: 420px;
  }
}
.hint code {
  font-size: 11px;
}
.chart-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  flex-direction: column;
  background: var(--bg);
}
.chart-overlay[hidden] {
  display: none !important;
}
.chart-toolbar {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.chart-toolbar .chart-title {
  font-size: 14px;
  font-weight: 600;
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.chart-toolbar .chart-title span {
  color: var(--muted);
  font-weight: 400;
  font-size: 12px;
  margin-left: 8px;
}
.chart-pager {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.chart-pager button {
  background: #1a2228;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  cursor: pointer;
  font: inherit;
}
.chart-pager button:disabled {
  opacity: 0.4;
  cursor: default;
}
.chart-pager button:not(:disabled):hover {
  border-color: var(--accent);
}
.chart-toggles {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  flex-shrink: 0;
}
.chart-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.chart-toggle input {
  width: 14px;
  height: 14px;
  margin: 0;
  accent-color: var(--accent);
  cursor: pointer;
}
.chart-stage {
  flex: 1 1 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.chart-pane {
  flex: 1 1 0;
  min-height: 0;
  position: relative;
  border-bottom: 1px solid var(--border);
}
.chart-pane:last-child {
  border-bottom: none;
}
.chart-pane-label {
  position: absolute;
  top: 8px;
  left: 12px;
  z-index: 2;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  pointer-events: none;
}
.chart-pane canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.chart-pane canvas.chart-hover {
  cursor: help;
}
body.chart-open {
  overflow: hidden;
}