/* ── Backtest page ────────────────────────────────────────────────────────────── */

.bt-body { overflow-y: auto; }

/* Back link */
.bt-back {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: color .15s, border-color .15s;
}
.bt-back:hover { color: var(--text); border-color: var(--text-muted); }

/* Config panel */
.bt-config-panel {
  padding: 14px 20px 10px;
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
}

.bt-config-row {
  display: flex;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
}

.bt-config-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bt-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted);
}

.bt-slider-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.bt-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 180px;
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  outline: none;
  cursor: pointer;
}
.bt-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--yellow);
  cursor: pointer;
}
.bt-slider::-moz-range-thumb {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--yellow);
  border: none;
  cursor: pointer;
}

.bt-months-label {
  font-size: 13px;
  color: var(--yellow);
  font-weight: 600;
  min-width: 60px;
}

.bt-input {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
  padding: 6px 10px;
  width: 130px;
  outline: none;
}
.bt-input:focus { border-color: var(--yellow); }

.bt-mode-toggle {
  display: flex;
  gap: 0;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.bt-mode-btn {
  background: var(--bg3);
  border: none;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.bt-mode-btn:hover  { background: var(--bg4, #2b3139); color: var(--text); }
.bt-mode-btn.active { background: var(--yellow); color: #000; }

.bt-date {
  width: 120px;
  font-size: 12px;
  padding: 6px 8px;
}

.bt-presets {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.bt-preset {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  font-size: 12px;
  padding: 4px 10px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  white-space: nowrap;
}
.bt-preset:hover { border-color: var(--yellow); background: var(--bg4, #2b3139); }

.bt-radio-label, .bt-check-label {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  user-select: none;
}

.bt-radio-label input, .bt-check-label input {
  accent-color: var(--yellow);
  cursor: pointer;
}

.bt-run-btn {
  background: var(--yellow);
  color: #000;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  padding: 8px 22px;
  cursor: pointer;
  transition: opacity .15s;
  white-space: nowrap;
}
.bt-run-btn:hover { opacity: .85; }
.bt-run-btn:disabled { opacity: .4; cursor: not-allowed; }

.bt-save-btn {
  background: transparent;
  color: #00fcff;
  border: 1px solid #00fcff;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 16px;
  cursor: pointer;
  transition: opacity .15s, background .15s;
  white-space: nowrap;
}
.bt-save-btn:hover { background: rgba(0,252,255,.08); }
.bt-save-btn:disabled { opacity: .4; cursor: not-allowed; }

.bt-methodology {
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Progress bar */
.bt-progress-wrap {
  padding: 20px 20px 10px;
}

.bt-progress-bar {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 10px;
}

.bt-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--yellow);
  border-radius: 2px;
  transition: width .4s ease;
}

.bt-progress-fill.indeterminate {
  width: 30%;
  animation: indeterminate 1.4s ease infinite;
}

@keyframes indeterminate {
  0%   { transform: translateX(-100%); width: 40%; }
  60%  { transform: translateX(200%);  width: 60%; }
  100% { transform: translateX(200%);  width: 60%; }
}

.bt-progress-label {
  font-size: 13px;
  color: var(--text-muted);
}

/* Report grid */
.bt-report-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1px;
  background: var(--border);
  border-bottom: 1px solid var(--border);
}

.bt-metric {
  background: var(--bg2);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bt-metric-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-muted);
}

.bt-metric-value {
  font-size: 20px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text);
}

.bt-metric-value.pos { color: var(--green); }
.bt-metric-value.neg { color: var(--red); }
.bt-metric-value.warn { color: var(--yellow); }

/* Breakdown row */
.bt-breakdown-row {
  display: flex;
  gap: 1px;
  background: var(--border);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.bt-breakdown-cell {
  background: var(--bg);
  padding: 10px 16px;
  font-size: 12px;
  color: var(--text-muted);
  flex: 1;
  min-width: 120px;
}

.bt-breakdown-cell b { color: var(--text); font-weight: 600; }
.bt-breakdown-cell .pos { color: var(--green); }
.bt-breakdown-cell .neg { color: var(--red); }

/* Charts */
.bt-charts-wrap {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
}

.bt-chart-card {
  background: var(--bg);
}

.bt-chart-title {
  padding: 8px 14px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.bt-chart-main   { height: 420px; }
.bt-chart-equity { height: 180px; }

/* Trades table card */
.bt-trades-card {
  margin-top: 1px;
  background: var(--bg);
}

.bt-section-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}

.bt-section-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-muted);
}

.bt-badge {
  background: var(--bg3);
  border-radius: 10px;
  padding: 1px 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.bt-table-wrap { overflow-x: auto; max-height: 340px; overflow-y: auto; }

.bt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.bt-table th {
  position: sticky;
  top: 0;
  background: var(--bg2);
  padding: 8px 10px;
  text-align: left;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.bt-table td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.bt-table tr:hover td { background: var(--bg2); }

.bt-table td.pos { color: var(--green); }
.bt-table td.neg { color: var(--red); }

.bt-dir-long  { color: var(--green); font-weight: 600; }
.bt-dir-short { color: var(--red);   font-weight: 600; }

.bt-exit-tag {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
}
.bt-exit-tag.tp2       { background: rgba(14,203,129,.15); color: var(--green); }
.bt-exit-tag.sl        { background: rgba(246,70,93,.15);  color: var(--red);   }
.bt-exit-tag.reversal  { background: rgba(240,185,11,.15); color: var(--yellow);}
.bt-exit-tag.breakeven  { background: rgba(132,142,156,.15);color: var(--text-muted); }
.bt-exit-tag.end        { background: rgba(132,142,156,.15);color: var(--text-muted); }
.bt-exit-tag.emergency  { background: rgba(246,70,93,.25);  color: var(--red); font-weight:700; }

.bt-tp1-yes { color: var(--green); }
.bt-tp1-no  { color: var(--text-muted); }

/* Per-year chips in breakdown */
.bt-year-row { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; }

.bt-year-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 11px;
  white-space: nowrap;
}

.bt-year-chip-yr {
  font-weight: 700;
  color: var(--text);
  font-size: 12px;
  margin-right: 2px;
}

.bt-year-chip-dd  { font-weight: 700; }
.bt-year-chip-ret { font-weight: 600; }
.bt-year-chip-meta { color: var(--text-muted); font-size: 10px; }

.bt-year-chip .pos  { color: var(--green); }
.bt-year-chip .warn { color: var(--yellow); }
.bt-year-chip .neg  { color: var(--red); }

/* Responsive */
@media (max-width: 700px) {
  .bt-config-row { flex-direction: column; align-items: flex-start; }
  .bt-slider { width: 140px; }
  .bt-chart-main   { height: 280px; }
  .bt-chart-equity { height: 140px; }
  .bt-report-grid  { grid-template-columns: repeat(2, 1fr); }
}