:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: #161f30;
  --bg-card-hover: #1c273d;
  --bg-input: #0f172a;
  
  --border-color: #24324d;
  --border-light: #2d3f61;
  --border-focus: #3b82f6;

  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --accent-light: rgba(59, 130, 246, 0.15);

  --green-main: #10b981;
  --green-bg: rgba(16, 185, 129, 0.12);
  --green-border: rgba(16, 185, 129, 0.3);

  --red-main: #ef4444;
  --red-bg: rgba(239, 68, 68, 0.12);
  --red-border: rgba(239, 68, 68, 0.3);

  --gold-main: #f59e0b;
  --gold-bg: rgba(245, 158, 11, 0.12);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.25);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

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

.text-accent { color: var(--accent-color); }
.text-green { color: var(--green-main); }
.text-red { color: var(--red-main); }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 0.85rem; }
.text-xs { font-size: 0.75rem; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.hidden { display: none !important; }

/* Container */
.app-container {
  max-width: 1540px;
  margin: 0 auto;
  padding: 20px 24px 60px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  color: #fff;
  border-radius: var(--radius-md);
  box-shadow: 0 0 15px rgba(37, 99, 235, 0.4);
}

.brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
}

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

.meta-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-main);
  box-shadow: 0 0 8px var(--green-main);
}

/* Base Card */
.strategy-card, .chart-card, .table-header-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.section-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent-color);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.section-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.section-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Presets */
.preset-selector {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.preset-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.preset-btn {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.preset-btn:hover {
  background: var(--border-color);
  color: var(--text-main);
}

.preset-btn.active {
  background: var(--accent-light);
  border-color: var(--accent-color);
  color: var(--accent-color);
  font-weight: 600;
}

/* Form Grid */
.strategy-form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 22px;
}

.form-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--bg-card);
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.col-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}

/* Form Fields */
.field-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.field-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.field-val {
  font-size: 0.85rem;
  font-weight: 600;
}

.field-hint {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.form-select, .form-input {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.85rem;
  transition: border-color 0.2s;
}

.form-select:focus, .form-input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* Sliders */
.slider-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.form-range {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: var(--border-color);
  border-radius: var(--radius-full);
  outline: none;
}

.form-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent-color);
  cursor: pointer;
  transition: transform 0.1s;
}

.form-range::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.form-range.range-buy::-webkit-slider-thumb {
  background: var(--green-main);
}

.form-range.range-sell::-webkit-slider-thumb {
  background: var(--red-main);
}

.form-num {
  width: 60px;
  padding: 6px 8px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.82rem;
  font-family: var(--font-mono);
  text-align: right;
}

.unit {
  font-size: 0.78rem;
  color: var(--text-dim);
  font-weight: 600;
}

/* Dual Range Bounds */
.range-dual-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
  background: var(--bg-input);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.range-subfield {
  display: flex;
  align-items: center;
  gap: 8px;
}

.subfield-tag {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  min-width: 80px;
}

.tag-buy {
  background: var(--green-bg);
  color: var(--green-main);
  border: 1px solid var(--green-border);
}

.tag-sell {
  background: var(--red-bg);
  color: var(--red-main);
  border: 1px solid var(--red-border);
}

/* Split Field Row */
.field-row-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.input-with-unit {
  position: relative;
  display: flex;
  align-items: center;
}

.input-with-unit .form-input {
  padding-right: 48px;
}

.inside-unit {
  position: absolute;
  right: 12px;
  font-size: 0.75rem;
  color: var(--text-dim);
  pointer-events: none;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
}

.form-checkbox {
  width: 15px;
  height: 15px;
  accent-color: var(--accent-color);
  cursor: pointer;
}

/* Date Pickers */
.date-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.date-sep {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.quick-dates-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.btn-chip {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-chip:hover {
  border-color: var(--border-light);
  color: var(--text-main);
}

.btn-chip.active {
  background: var(--accent-color);
  color: #fff;
  border-color: var(--accent-color);
  font-weight: 600;
}

/* Universe Buttons */
.universe-selector {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.universe-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
}

.universe-btn:hover {
  background: var(--border-color);
  color: var(--text-main);
}

.universe-btn.active {
  background: var(--accent-light);
  border-color: var(--accent-color);
  color: var(--accent-color);
  font-weight: 600;
}

.u-count {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-left: auto;
}

/* Fees Card */
.fees-card {
  padding: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  gap: 10px;
}

.fees-toggle-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.fees-toggle-title {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-main);
}

.fees-toggle-sub {
  display: block;
  font-size: 0.72rem;
  color: var(--text-dim);
}

.fees-inputs-row {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

.form-select-sm, .form-input-sm {
  padding: 6px 10px;
  font-size: 0.8rem;
}

/* Toggle Switch */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: var(--border-color);
  transition: .25s;
  border-radius: 22px;
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .25s;
  border-radius: 50%;
}

input:checked + .toggle-slider {
  background-color: var(--green-main);
}

input:checked + .toggle-slider:before {
  transform: translateX(18px);
}

/* Action Bar */
.strategy-action-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

.shortcut-hint {
  font-size: 0.78rem;
  color: var(--text-dim);
}

kbd {
  padding: 2px 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #fff;
  box-shadow: 0 0 15px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
  transform: translateY(-1px);
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.6);
}

.btn-lg {
  padding: 12px 28px;
  font-size: 0.95rem;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.8rem;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

.btn-outline:hover {
  background: var(--border-color);
  color: var(--text-main);
}

.btn-ghost {
  background: transparent;
  color: var(--accent-color);
}

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

.btn-icon {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  color: var(--text-main);
  background: var(--border-color);
}

.btn-spinner {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* KPI Cards */
.overview-section {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.kpi-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, border-color 0.2s;
}

.kpi-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.kpi-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.kpi-value-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.kpi-value {
  font-size: 1.65rem;
  font-weight: 800;
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
}

.kpi-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-full);
}

.badge-green { background: var(--green-bg); color: var(--green-main); border: 1px solid var(--green-border); }
.badge-red { background: var(--red-bg); color: var(--red-main); border: 1px solid var(--red-border); }
.badge-accent { background: var(--accent-light); color: var(--accent-color); border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-neutral { background: var(--border-color); color: var(--text-muted); }

.kpi-subtext {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.kpi-progress-bar {
  width: 100%;
  height: 6px;
  background: var(--border-color);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: 4px;
}

.kpi-progress-fill {
  height: 100%;
  background: var(--green-main);
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

/* Chart Card & Histogram */
.chart-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 12px;
}

.chart-title {
  font-size: 1.05rem;
  font-weight: 700;
}

.chart-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
}

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

.chart-canvas-wrapper {
  position: relative;
  height: 280px;
  width: 100%;
}

.histogram-mode-title-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.histogram-toggle-buttons {
  display: flex;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.mode-toggle-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.15s;
}

.mode-toggle-btn.active {
  background: var(--accent-color);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.histogram-asset-controls {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.asset-select-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.asset-selected-metrics {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
}

.metric-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Highlight selected row in middle table */
.data-table tbody tr.selected-row {
  background-color: rgba(59, 130, 246, 0.18) !important;
  border-left: 3px solid var(--accent-color);
}

/* Table Section */
.table-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.table-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.search-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input-wrap svg {
  position: absolute;
  left: 10px;
  color: var(--text-dim);
}

.table-search {
  padding: 8px 12px 8px 34px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.82rem;
  width: 240px;
  transition: width 0.2s;
}

.table-search:focus {
  width: 280px;
  outline: none;
  border-color: var(--border-focus);
}

.table-tab-filter {
  display: flex;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 12px;
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.15s;
}

.tab-btn:hover {
  color: var(--text-main);
}

.tab-btn.active {
  background: var(--bg-card);
  color: var(--text-main);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.tab-btn.tab-green.active {
  color: var(--green-main);
}

/* Responsive Table */
.table-responsive {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  box-shadow: var(--shadow-md);
  max-height: 650px;
  overflow-y: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

.data-table thead {
  position: sticky;
  top: 0;
  background: var(--bg-card);
  z-index: 10;
  border-bottom: 2px solid var(--border-color);
}

.data-table th {
  padding: 12px 14px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  user-select: none;
  white-space: nowrap;
}

.data-table th.sortable {
  cursor: pointer;
}

.data-table th.sortable:hover {
  color: var(--text-main);
}

.data-table th.active-sort {
  color: var(--accent-color);
}

.data-table th.active-sort::after {
  content: ' ▲';
  font-size: 0.7rem;
}

.data-table th.active-sort.desc::after {
  content: ' ▼';
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.data-table tbody tr {
  transition: background-color 0.15s;
  cursor: pointer;
}

.data-table tbody tr:hover {
  background-color: var(--bg-card-hover);
}

/* Table Cells Formatting */
.asset-symbol-cell {
  display: flex;
  flex-direction: column;
}

.asset-symbol {
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-main);
}

.asset-name {
  font-size: 0.72rem;
  color: var(--text-dim);
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.market-badge {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
}

.return-cell {
  font-weight: 700;
  font-family: var(--font-mono);
}

.return-progress-wrap {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.return-mini-bar {
  width: 50px;
  height: 4px;
  background: var(--border-color);
  border-radius: 2px;
  overflow: hidden;
}

.return-mini-fill {
  height: 100%;
}

.return-mini-fill.green { background: var(--green-main); }
.return-mini-fill.red { background: var(--red-main); }

.table-action-btn {
  padding: 4px 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--accent-color);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.table-action-btn:hover {
  background: var(--accent-color);
  color: #fff;
  border-color: var(--accent-color);
}

.table-loading-cell {
  text-align: center;
  padding: 60px !important;
}

.table-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

.table-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.table-legend {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.legend-dot.green { background: var(--green-main); }
.legend-dot.red { background: var(--red-main); }
.legend-dot.blue { background: var(--accent-color); }

/* Modal */
.modal-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 1200px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
}

.modal-asset-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-category-badge {
  padding: 4px 8px;
  background: var(--accent-light);
  border: 1px solid var(--accent-color);
  color: var(--accent-color);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 800;
}

.modal-subtitle {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.modal-header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.modal-quick-stats {
  display: flex;
  gap: 10px;
}

.modal-stat-pill {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.stat-pill-label {
  font-size: 0.68rem;
  color: var(--text-dim);
}

.stat-pill-val {
  font-size: 0.85rem;
  font-weight: 700;
}

.modal-close-btn {
  border-radius: 50%;
  padding: 6px;
}

.modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.modal-chart-box, .modal-equity-box, .modal-trades-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
}

.chart-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.chart-box-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-main);
}

.chart-legend-custom {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.legend-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.legend-color-box {
  width: 12px;
  height: 4px;
  border-radius: 2px;
}

.legend-color-box.range-high { background: #3b82f6; }
.legend-color-box.price-line { background: #e2e8f0; height: 6px; width: 6px; border-radius: 50%; }
.legend-color-box.range-low { background: #f59e0b; }
.legend-color-box.buy-signal { background: #10b981; width: 8px; height: 8px; border-radius: 2px; }
.legend-color-box.sell-signal { background: #ef4444; width: 8px; height: 8px; border-radius: 2px; }

.modal-canvas-wrap {
  position: relative;
  height: 320px;
  width: 100%;
}

.modal-canvas-equity-wrap {
  position: relative;
  height: 180px;
  width: 100%;
}

.modal-table-wrap {
  max-height: 260px;
  overflow-y: auto;
}

.modal-trade-table {
  font-size: 0.8rem;
}

.modal-trade-table th {
  padding: 8px 10px;
  font-size: 0.7rem;
}

.modal-trade-table td {
  padding: 8px 10px;
}

/* Footer */
.app-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--text-dim);
  padding: 16px 4px 0;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 10px;
}

/* Media Queries */
@media (max-width: 900px) {
  .app-container {
    padding: 12px;
    gap: 16px;
  }
  .strategy-form-grid {
    grid-template-columns: 1fr;
  }
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .header-meta {
    width: 100%;
    justify-content: space-between;
  }
  .table-controls {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }
  .table-search {
    width: 100%;
  }
}