/* ── Bloomberg Terminal Dark Theme Design System ───────────────────────────── */

:root {
  --bg-main: #0a0c10;
  --bg-panel: #11141c;
  --bg-card: #161b26;
  --bg-hover: #1e2638;
  --bg-input: #0e1118;
  
  --border-subtle: #1f2738;
  --border-focus: #3b82f6;
  --border-accent: #f59e0b;

  --text-main: #e2e8f0;
  --text-muted: #64748b;
  --text-dim: #94a3b8;
  --text-amber: #f59e0b;
  --text-green: #10b981;
  --text-red: #ef4444;
  --text-cyan: #06b6d4;

  --font-mono: 'JetBrains Mono', 'Fira Code', Menlo, Monaco, Consolas, monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.4;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.mono {
  font-family: var(--font-mono);
}

/* ── Typography & Colors ───────────────────────────────────────────────────── */
.text-amber { color: var(--text-amber); }
.text-green { color: var(--text-green); }
.text-danger { color: var(--text-red); }
.text-muted { color: var(--text-muted); }
.text-cyan { color: var(--text-cyan); }
.text-blue { color: #38bdf8; }
.text-center { text-align: center; }
.mt-2 { margin-top: 8px; }

/* ── Top Nav ───────────────────────────────────────────────────────────────── */
.top-nav {
  height: 48px;
  background-color: var(--bg-panel);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.symbol-greek {
  font-size: 18px;
  color: var(--text-amber);
  font-family: var(--font-mono);
}

.brand-title {
  color: var(--text-main);
  font-size: 14px;
}

.brand-version {
  color: var(--text-cyan);
  font-size: 11px;
  background: rgba(6, 182, 212, 0.1);
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.badge-live {
  font-size: 10px;
  color: var(--text-green);
  background: rgba(16, 185, 129, 0.1);
  padding: 2px 6px;
  border-radius: 2px;
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-family: var(--font-mono);
}

.nav-tabs {
  display: flex;
  gap: 4px;
  height: 100%;
}

.nav-tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  padding: 0 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.nav-tab:hover {
  color: var(--text-main);
  background: var(--bg-hover);
}

.nav-tab.active {
  color: var(--text-amber);
  border-bottom-color: var(--text-amber);
  background: rgba(245, 158, 11, 0.05);
}

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

.clock {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
}

/* ── Buttons ───────────────────────────────────────────────────────────────── */
.btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 3px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  transition: all 0.15s ease;
}

.btn:hover {
  background: var(--bg-hover);
  border-color: var(--border-focus);
}

.btn-primary {
  background: #1e3a8a;
  border-color: #3b82f6;
  color: #eff6ff;
}

.btn-primary:hover {
  background: #2563eb;
}

.btn-secondary {
  background: var(--bg-panel);
  border-color: var(--border-subtle);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

.btn-sm {
  padding: 4px 8px;
  font-size: 11px;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

.btn-text {
  background: none;
  border: none;
  color: var(--text-amber);
  font-size: 11px;
  font-family: var(--font-mono);
  cursor: pointer;
}

.btn-text:hover {
  text-decoration: underline;
}

/* ── Main Layout ───────────────────────────────────────────────────────────── */
.main-content {
  flex: 1;
  overflow: hidden;
  position: relative;
}

.tab-view {
  display: none;
  height: 100%;
  overflow: hidden;
}

.tab-view.active {
  display: block;
}

/* ── Dashboard Grid ────────────────────────────────────────────────────────── */
.dashboard-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  height: 100%;
  overflow: hidden;
}

.sidebar-panel {
  background: var(--bg-panel);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.panel-box {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
}

.panel-header {
  height: 36px;
  padding: 0 12px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.panel-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-amber);
  letter-spacing: 0.5px;
}

.badge-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  background: rgba(255, 255, 255, 0.05);
  padding: 2px 6px;
  border-radius: 2px;
  border: 1px solid var(--border-subtle);
}

/* ── Upload Box ────────────────────────────────────────────────────────────── */
.upload-box {
  border: none;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 10px;
  flex-shrink: 0;
}

.drop-zone {
  margin: 10px;
  border: 1px dashed var(--border-subtle);
  border-radius: 4px;
  padding: 16px 12px;
  text-align: center;
  cursor: pointer;
  background: var(--bg-main);
  transition: border-color 0.2s ease;
}

.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--text-amber);
}

.drop-zone-prompt {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.upload-icon {
  font-size: 20px;
}

.prompt-text {
  font-weight: 600;
  font-size: 12px;
  color: var(--text-main);
}

.prompt-sub {
  font-size: 10px;
  color: var(--text-muted);
}

.file-input-hidden {
  display: none;
}

.enrich-mode-box {
  margin: 0 10px 10px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 8px 10px;
}

.enrich-mode-label {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text-dim);
}

.segmented-control {
  display: flex;
  background: var(--bg-main);
  border: 1px solid var(--border-subtle);
  border-radius: 3px;
  padding: 2px;
  gap: 2px;
}

.seg-btn {
  flex: 1;
  background: none;
  border: none;
  border-radius: 2px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 4px 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.seg-btn.active {
  background: var(--text-amber);
  color: #0b0e14;
}

.seg-btn:hover:not(.active) {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.upload-progress-container {
  margin: 0 10px 10px 10px;
}

.progress-bar-bg {
  height: 4px;
  background: var(--bg-card);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 4px;
}

.progress-bar-fill {
  height: 100%;
  background: var(--text-amber);
  transition: width 0.2s ease;
}

.progress-labels {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  margin-bottom: 6px;
}

.progress-log-box {
  background: var(--bg-main);
  border: 1px solid var(--border-subtle);
  border-radius: 2px;
  padding: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  height: 50px;
  overflow-y: auto;
}

/* ── Filter Controls ───────────────────────────────────────────────────────── */
.filter-controls-box {
  flex: 1;
  border: none;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.filters-scroll-area {
  flex: 1;
  overflow-y: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.filter-group {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 3px;
  padding: 8px 10px;
}

.filter-group-header {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 6px;
}

.filter-inputs-row {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-bottom: 6px;
}

.filter-num-input {
  width: 70px;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 4px;
  border-radius: 2px;
}

.filter-range-slider {
  width: 100%;
  accent-color: var(--text-amber);
  cursor: pointer;
}

.sidebar-footer {
  padding: 10px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-panel);
}

/* ── Main Dashboard Panel ──────────────────────────────────────────────────── */
.main-dashboard-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow-y: auto;
  padding: 12px;
  gap: 12px;
}

/* Stats Overview Grid */
.stats-overview-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.stat-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
}

.stat-header {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.stat-value {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.stat-sub {
  font-size: 11px;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
}

/* Charts Row */
.charts-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 10px;
  height: 260px;
  flex-shrink: 0;
}

.chart-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
}

.chart-header {
  height: 32px;
  padding: 0 12px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chart-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
}

.chart-legend-custom {
  display: flex;
  gap: 12px;
  font-size: 11px;
  font-family: var(--font-mono);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.dot-base { background: #64748b; }
.dot-filt { background: #10b981; }

.chart-wrapper {
  flex: 1;
  position: relative;
  padding: 6px;
}

/* Table Box */
.table-box {
  flex: 1;
  min-height: 250px;
  border-radius: 4px;
}

.table-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.input-sm {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 6px;
  border-radius: 2px;
}

.table-count-label {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-dim);
}

.table-container {
  flex: 1;
  overflow: auto;
}

.terminal-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 11px;
}

.terminal-table th {
  background: var(--bg-card);
  color: var(--text-dim);
  text-align: left;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border-subtle);
  font-weight: 600;
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 2;
}

.terminal-table td {
  padding: 5px 8px;
  border-bottom: 1px solid rgba(31, 39, 56, 0.5);
  white-space: nowrap;
}

.trade-id-cell {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.source-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

.dot-parquet {
  background-color: #10b981;
  box-shadow: 0 0 4px rgba(16, 185, 129, 0.6);
}

.dot-bs {
  background-color: #f59e0b;
  box-shadow: 0 0 4px rgba(245, 158, 11, 0.6);
}

.terminal-table tbody tr:hover {
  background: var(--bg-hover);
}

.panel-title-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.quick-filter-chips {
  display: flex;
  gap: 4px;
}

.chip-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.chip-btn:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.chip-btn.active {
  background: rgba(245, 158, 11, 0.15);
  border-color: var(--text-amber);
  color: var(--text-amber);
}

.terminal-table th.sortable {
  cursor: pointer;
  user-select: none;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.terminal-table th.sortable:hover {
  color: var(--text-amber);
  background: var(--bg-hover);
}

.terminal-table th.sort-asc::after {
  content: " ▲";
  color: var(--text-amber);
  font-size: 9px;
}

.terminal-table th.sort-desc::after {
  content: " ▼";
  color: var(--text-amber);
  font-size: 9px;
}

.table-pagination-bar {
  height: 36px;
  padding: 0 12px;
  background: var(--bg-card);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
}

.pagination-left, .pagination-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pagination-right button {
  padding: 2px 8px;
  font-size: 11px;
}

/* ── Sensitivity Matrix Tab ────────────────────────────────────────────────── */
.matrix-container {
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 12px;
  gap: 12px;
  overflow: hidden;
}

.matrix-ribbon {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ribbon-left, .ribbon-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.select-sm {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 2px;
}

.insights-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.insight-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 10px 12px;
}

.insight-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.insight-val {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 2px;
}

.insight-sub {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.matrix-table-box {
  flex: 1;
  border-radius: 4px;
  overflow: hidden;
}

/* ── System Health Tab ─────────────────────────────────────────────────────── */
.system-grid {
  height: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 12px;
  overflow: hidden;
}

.system-stat-box, .log-viewer-box {
  border-radius: 4px;
  overflow: hidden;
}

.sys-metrics-list {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sys-metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 3px;
}

.sys-metric-name {
  color: var(--text-dim);
  font-weight: 500;
}

.sys-metric-val {
  color: var(--text-amber);
  font-weight: 600;
}

.log-pre {
  flex: 1;
  background: var(--bg-main);
  padding: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  overflow-y: auto;
  white-space: pre-wrap;
}

/* ── Modals ────────────────────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-box {
  background: var(--bg-panel);
  border: 1px solid var(--border-focus);
  border-radius: 6px;
  width: 420px;
  max-width: 90vw;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 10px 14px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--text-amber);
  font-size: 12px;
}

.btn-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
}

.modal-body {
  padding: 14px;
}

.modal-footer {
  padding: 10px 14px;
  background: var(--bg-card);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.input-block {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  font-family: var(--font-mono);
  padding: 8px 10px;
  border-radius: 3px;
}

.save-workspace-row {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.workspace-list-header {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.workspace-list {
  max-height: 200px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.workspace-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 3px;
  cursor: pointer;
}

.workspace-item:hover {
  border-color: var(--border-focus);
}

.modal-box-md {
  width: 480px;
  max-width: 95vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
}

.column-reorder-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 380px;
  overflow-y: auto;
  padding-right: 4px;
}

.col-reorder-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  cursor: grab;
  user-select: none;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
}

.col-reorder-item:hover {
  border-color: var(--border-focus);
  background: var(--bg-hover);
}

.col-reorder-item:active {
  cursor: grabbing;
}

.col-reorder-item.dragging {
  opacity: 0.4;
  background: var(--bg-panel);
  border-color: var(--accent-blue);
}

.col-reorder-item.drag-over {
  border-top: 2px solid var(--accent-blue);
}

.col-drag-handle {
  color: var(--text-dim);
  font-size: 14px;
  cursor: grab;
}

.col-checkbox {
  cursor: pointer;
  accent-color: var(--accent-blue);
  width: 14px;
  height: 14px;
}

.col-label {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-main);
}

/* ── Trade Detail Inspector ────────────────────────────────────────────────── */
.modal-box-lg {
  width: 820px;
  max-width: 95vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.modal-box-lg .modal-body {
  overflow-y: auto;
  max-height: calc(90vh - 110px);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.trade-modal-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.trade-detail-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 12px;
}

.trade-detail-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 11px;
  font-family: var(--font-mono);
}

.trade-detail-section-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-amber);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 4px;
  margin-top: 4px;
}

.trade-greeks-grid, .trade-financial-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.greek-card-mini {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 3px;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.greek-card-mini .g-label {
  color: var(--text-dim);
  font-size: 10px;
}

.greek-card-mini .g-val {
  font-weight: 600;
  color: var(--text-main);
  font-size: 12px;
}

.terminal-table tbody tr.clickable-row {
  cursor: pointer;
}

.terminal-table tbody tr.clickable-row:hover {
  background: rgba(245, 158, 11, 0.08);
}

.trade-inspector-chart-section {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.trade-detail-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.inspector-chart-toggles {
  display: flex;
  gap: 4px;
}

.inspector-chart-wrapper {
  height: 180px;
  position: relative;
  width: 100%;
}