/* ── V3 Mean Reversion Dashboard ─────────────────────────────
   Professional trading terminal aesthetic.
   Multi-session SPA with Dashboard + Session views.
───────────────────────────────────────────────────────────── */

/* ── Tokens ──────────────────────────────────────────────── */
:root {
  --bg-0:     #080c14;
  --bg-1:     #0d1526;
  --bg-2:     #121d33;
  --bg-3:     #1a2744;
  --border:   #1e2d4d;
  --text-1:   #e6edf3;
  --text-2:   #8b9bab;
  --text-3:   #485f7b;
  --green:    #23d160;
  --green-bg: rgba(35, 209, 96, 0.1);
  --red:      #ff3860;
  --red-bg:   rgba(255, 56, 96, 0.1);
  --blue:     #3273dc;
  --yellow:   #ffdd57;
  --font-ui:  'Inter', -apple-system, sans-serif;
  --font-mono:'JetBrains Mono', 'Consolas', monospace;
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--text-1);
  background: var(--bg-0);
  min-height: 100vh;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
}

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

/* ── Header ──────────────────────────────────────────────── */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  padding: 0 24px;
  background: rgba(13, 21, 38, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  z-index: 50;
  position: sticky;
  top: 0;
}

@media (max-width: 768px) {
  header {
    height: auto;
    flex-direction: column;
    padding: 12px;
    gap: 12px;
    text-align: center;
  }
}

.header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.logo {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 18px;
  color: var(--blue);
}

.logo-label {
  font-size: 13px;
  color: var(--text-2);
  font-weight: 500;
}

.header-center {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-3);
  display: inline-block;
}

.status-dot.running { background: var(--green); }
.status-dot.stopped { background: var(--red); }

.status-text {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--text-2);
}

.sep {
  color: var(--text-3);
  font-size: 12px;
}

.btc-label {
  font-size: 11px;
  color: var(--text-2);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.btc-price {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-1);
  transition: color 0.2s ease;
}

.btc-price.price-up { color: var(--green) !important; }
.btc-price.price-down { color: var(--red) !important; }

.sid-label {
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.5px;
}

.round-info { color: var(--text-2); }

@media (max-width: 768px) {
  .header-right {
    font-size: 11px;
    gap: 6px;
    padding: 4px 0;
  }
  .sep { display: none; }
  .header-right > span {
    display: flex;
    gap: 12px;
    justify-content: center;
    width: 100%;
    flex-wrap: wrap;
  }
}

.countdown {
  color: var(--yellow);
  font-weight: 500;
}

.pm-link {
  font-size: 11px;
  font-weight: 600;
  color: var(--blue);
  text-decoration: none;
  background: var(--bg-2);
  padding: 3px 8px;
  border-radius: 3px;
  border: 1px solid var(--border);
  transition: all 0.2s ease;
}

.pm-link:hover {
  background: var(--bg-3);
  border-color: var(--blue);
}

/* ── Page Container ─────────────────────────────────────── */
.page {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  max-width: 100vw;
  overflow-x: hidden;
}

/* ── Auth Modal ─────────────────────────────────────────── */
.auth-content {
  max-width: 400px;
  text-align: center;
  padding: 40px;
  border: 1px solid var(--blue);
  box-shadow: 0 0 30px rgba(50, 115, 220, 0.2);
}

.auth-header {
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.auth-body h3 {
  font-size: 20px;
  margin-bottom: 10px;
  color: var(--text-1);
}

.auth-body p {
  color: var(--text-2);
  font-size: 14px;
  margin-bottom: 30px;
}

.auth-code-container {
  background: var(--bg-0);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.auth-code-label {
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 2px;
  font-weight: 700;
}

.auth-code-value {
  font-family: var(--font-mono);
  font-size: 32px;
  color: var(--blue);
  font-weight: 700;
  letter-spacing: 4px;
}

.auth-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-bottom: 30px;
  padding: 15px;
  background: var(--bg-2);
  border-radius: 6px;
}

#authStatusText {
  font-size: 13px;
  color: var(--yellow);
}

.auth-note {
  font-size: 12px !important;
  font-style: italic;
  margin-bottom: 0 !important;
}

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 221, 87, 0.2);
  border-top-color: var(--yellow);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}
   ══════════════════════════════════════════════════════════ */
.dash-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  flex: 1;
  min-height: 0;
}

@media (max-width: 1024px) {
  .dash-layout {
    grid-template-columns: 1fr;
    overflow-y: auto;
  }
}

.dash-sessions {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.dash-backtest {
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow-y: auto;
}

@media (max-width: 1024px) {
  .dash-backtest {
    border-left: none;
    border-top: 2px solid var(--border);
  }
}

.dash-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-2);
  flex-shrink: 0;
}

.btn-create {
  background: var(--blue);
  color: #fff;
  border: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px rgba(50, 115, 220, 0.3);
}

.btn-create:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(50, 115, 220, 0.4);
  background: #2761c2;
}

.dash-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

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

.selected-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--yellow);
  font-weight: 500;
}

.select-all-label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--text-2);
  cursor: pointer;
  font-weight: 500;
}

.select-all-label input[type="checkbox"] {
  accent-color: var(--blue);
}

/* ── Session Cards ──────────────────────────────────────── */
.sessions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  padding: 16px;
  overflow-y: auto;
  flex: 1;
  align-content: start;
}

@media (max-width: 400px) {
  .sessions-grid {
    grid-template-columns: 1fr;
    padding: 12px;
  }
}

.sessions-empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--text-3);
  font-size: 13px;
  padding: 60px 20px;
}

.session-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all 0.2s ease;
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.session-card:hover {
  border-color: var(--blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  background: var(--bg-2);
}

.clob-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.clob-badge.connected {
  background: #1a2a1a;
  color: var(--green);
  border: 1px solid #2a5a3a;
}

.clob-badge.disconnected {
  background: #2a1a1a;
  color: var(--red);
  border: 1px solid #5a2a2a;
}

.mode-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 3px;
  margin-right: 4px;
}

.mode-badge.mock {
  background: var(--bg-3);
  color: var(--text-3);
  border: 1px solid var(--border);
}

.mode-badge.real {
  background: #2a2a10;
  color: var(--yellow);
  border: 1px solid #5a5a2a;
}

.session-card.running {
  border-color: #2a5a3a;
}

.session-card.running:hover {
  border-color: var(--green);
}

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

.sc-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.sc-header-left input[type="checkbox"] {
  accent-color: var(--blue);
  flex-shrink: 0;
}

.sc-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.session-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-1);
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.session-name:hover {
  color: var(--blue);
}

.coin-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--yellow);
  background: #2a2a1a;
  padding: 2px 6px;
  border-radius: 3px;
  letter-spacing: 0.5px;
}

.session-status {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 2px 8px;
  border-radius: 3px;
}

.session-status.running {
  background: var(--green-bg);
  color: var(--green);
}

.session-status.stopped {
  background: var(--bg-0);
  color: var(--text-3);
}

.session-card-body {
  cursor: pointer;
}

.session-card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  padding: 8px 0;
}

.sc-stat {
  padding: 4px 14px;
  display: flex;
  flex-direction: column;
}

.sc-label {
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-3);
}

.sc-value {
  font-size: 13px;
  font-weight: 600;
}

.sc-value.positive { color: var(--green); }
.sc-value.negative { color: var(--red); }

.daily-stop-banner {
  background: #3a2a10;
  color: var(--yellow);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  text-align: center;
  padding: 4px 10px;
  letter-spacing: 0.5px;
  border-top: 1px solid #5a4a20;
}

.daily-pnl-row {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
  text-align: center;
  padding: 3px 10px;
  border-top: 1px solid var(--border);
}

.daily-pnl-row .positive { color: var(--green); font-weight: 600; }
.daily-pnl-row .negative { color: var(--red); font-weight: 600; }

.session-card-footer {
  border-top: 1px solid var(--border);
  padding: 6px 14px;
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}

.btn-sm {
  padding: 3px 10px;
  font-size: 10px;
  flex: none;
}

.btn-del {
  background: transparent;
  color: var(--text-3);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-weight: 600;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-del:hover {
  background: var(--red-bg);
  color: var(--red);
  border-color: #5a2a2a;
}

.order-id {
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--text-3);
  background: var(--bg-0);
  padding: 1px 4px;
  border-radius: 2px;
  margin-top: 2px;
  display: inline-block;
  cursor: help;
}

.order-failed {
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--red);
  font-weight: 700;
  text-transform: uppercase;
  margin-top: 2px;
  display: inline-block;
}

.btn-rename {
  background: transparent;
  color: var(--text-3);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-weight: 600;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-rename:hover {
  background: var(--bg-3);
  color: var(--text-1);
  border-color: var(--text-3);
}

/* ── Auth Locking ────────────────────────────────────────── */
body.auth-locked .main-header,
body.auth-locked .dash-layout,
body.auth-locked .session-layout,
body.auth-locked .optimizer-overlay {
  display: none !important;
}

body.auth-locked .modal-overlay#authModal {
  display: flex !important;
  background: var(--bg-1); /* Solid background to hide what's behind */
}

/* ── Global Styles ─────────────────────────────────────────── */
/* ── Modal ──────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
  width: 380px;
  max-width: calc(100vw - 40px);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 16px;
}

.modal .control-group {
  padding: 6px 0;
}

.modal input[type="text"] {
  width: 200px;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--bg-0);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text-1);
}

.modal input[type="text"]:focus {
  outline: none;
  border-color: var(--blue);
}

.select-input {
  width: 200px;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--bg-0);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text-1);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236e7a8a' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  padding-right: 28px;
}

.select-input:focus {
  outline: none;
  border-color: var(--blue);
}

.select-input option {
  background: var(--bg-1);
  color: var(--text-1);
}

.modal-buttons {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

/* ══════════════════════════════════════════════════════════
   SESSION PAGE (Trading Terminal)
   ══════════════════════════════════════════════════════════ */

/* ── Metrics Bar ─────────────────────────────────────────── */
.metrics-bar {
  display: flex;
  align-items: stretch;
  border-bottom: 1px solid var(--border);
  background: var(--bg-1);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.metric {
  flex: 1 1 180px;
  padding: 16px 24px;
  border-right: 1px solid var(--border);
  min-width: 0;
  transition: background 0.2s ease;
}

@media (max-width: 768px) {
  .metric {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 12px 20px;
  }
}

.metric:last-child { border-right: none; }

.metric-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-2);
  margin-bottom: 2px;
}

.metric-value {
  font-size: 20px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 4px;
}

@media (max-width: 768px) {
  .metric {
    text-align: center;
  }
}

.metric-value.positive { color: var(--green); }
.metric-value.negative { color: var(--red); }

/* ── Dashboard Grid ──────────────────────────────────────── */
.dashboard {
  display: grid;
  grid-template-columns: 320px 1fr;
  flex: 1;
  min-height: 0;
  gap: 0;
}

@media (max-width: 900px) {
  .dashboard {
    grid-template-columns: 1fr;
  }
}

.left-col {
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

@media (max-width: 900px) {
  .left-col {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
}

.right-col {
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0; /* Prevents flex children from overflowing */
}

/* ── Panels ──────────────────────────────────────────────── */
.panel {
  border-bottom: 1px solid var(--border);
}

.panel-header {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-2);
  padding: 10px 16px 6px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}

/* ── Controls ────────────────────────────────────────────── */
#controlsPanel {
  padding-bottom: 12px;
}

.control-group {
  padding: 4px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.control-group label {
  font-size: 12px;
  color: var(--text-2);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.control-group input[type="number"] {
  width: 90px;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--bg-0);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text-1);
  text-align: right;
}

.control-group input[type="number"]:focus {
  outline: none;
  border-color: var(--blue);
}

.control-group input[type="checkbox"] {
  accent-color: var(--blue);
}

.control-buttons {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
}

.btn {
  flex: 1;
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn:hover:not(:disabled) {
  filter: brightness(1.2);
  transform: translateY(-1px);
}

.btn:active:not(:disabled) {
  transform: translateY(0);
}

.btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.btn-start {
  background: var(--green-bg);
  color: var(--green);
  border-color: #2a5a3a;
}

.btn-start:hover:not(:disabled) { background: #224a34; }

.btn-stop {
  background: var(--red-bg);
  color: var(--red);
  border-color: #5a2a2a;
}

.btn-stop:hover:not(:disabled) { background: #4a2222; }

/* ── Indicators ──────────────────────────────────────────── */
.ind-grid {
  padding: 8px 16px 12px;
}

.ind-row {
  display: grid;
  grid-template-columns: 80px 80px 1fr;
  align-items: center;
  gap: 8px;
  height: 28px;
}

@media (max-width: 480px) {
  .ind-row {
     grid-template-columns: 70px 60px 1fr;
  }
}

.ind-label {
  font-size: 11px;
  color: var(--text-2);
  font-weight: 500;
}

.ind-value {
  font-size: 13px;
  font-weight: 500;
  text-align: right;
}

.ind-bar-track {
  height: 4px;
  background: var(--bg-0);
  border-radius: 2px;
  overflow: hidden;
}

.ind-bar {
  height: 100%;
  border-radius: 2px;
  background: var(--blue);
  width: 0%;
  transition: width 0.3s ease, background-color 0.3s ease;
}

.ind-bar.high { background: var(--red); }
.ind-bar.low { background: var(--green); }
.ind-bar.neutral { background: var(--text-3); }

/* ── Signal Panel ────────────────────────────────────────── */
.signal-body {
  padding: 12px 16px;
}

.signal-idle {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-3);
  font-weight: 500;
}

.signal-sub {
  font-size: 12px;
  color: var(--text-3);
  margin-top: 2px;
}

.signal-active {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.signal-direction {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

@media (max-width: 768px) {
  .signal-direction {
    font-size: 24px;
  }
}

.signal-direction.up { color: var(--green); }
.signal-direction.down { color: var(--red); }

.signal-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-2);
}

.signal-reasons {
  margin-top: 4px;
  font-size: 11px;
  color: var(--text-2);
  line-height: 1.6;
}

.signal-reasons span {
  display: block;
  padding-left: 10px;
  position: relative;
}

.signal-reasons span::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--text-3);
}

.signal-action {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 3px;
  display: inline-block;
}

.signal-action.trade {
  background: var(--green-bg);
  color: var(--green);
}

.signal-action.skip {
  background: var(--bg-2);
  color: var(--text-3);
}

.signal-action.mock {
  background: #2a2a1a;
  color: var(--yellow);
}

/* ── Chart ───────────────────────────────────────────────── */
.chart-panel {
  flex: 0 0 260px;
}

@media (max-width: 768px) {
  .chart-panel {
    flex: 1;
    min-height: 260px;
  }
}

.chart-wrap {
  padding: 12px 16px;
  height: 220px;
  width: 100%;
}

.chart-wrap canvas {
  width: 100% !important;
  height: auto !important;
  min-height: 200px;
}

/* ── Trades Table ────────────────────────────────────────── */
.trades-panel {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.table-wrap {
  flex: 1;
  overflow: auto;
  min-height: 0;
}

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

@media (max-width: 768px) {
  table {
    display: table;
    table-layout: fixed;
    min-width: 100%;
  }
  
  /* Set specific widths for columns */
  th:nth-child(1), td:nth-child(1) { width: 35px; }
  th:nth-child(2), td:nth-child(2) { width: 110px; }
  th:nth-child(4), td:nth-child(4) { width: 45px; text-align: center; padding-left: 5px; }
  th:nth-child(9), td:nth-child(9) { width: 55px; text-align: center; }
  th:nth-child(10), td:nth-child(10) { width: auto; text-align: right; }

  /* Hide columns on mobile: Mode, Score, Stake, Strike, Exit, Balance */
  th:nth-child(3), td:nth-child(3),
  th:nth-child(5), td:nth-child(5),
  th:nth-child(6), td:nth-child(6),
  th:nth-child(7), td:nth-child(7),
  th:nth-child(8), td:nth-child(8),
  th:nth-child(11), td:nth-child(11) {
    display: none;
  }
  
  th, td {
    padding: 10px 4px;
    font-size: 11px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}

thead {
  position: sticky;
  top: 0;
  z-index: 1;
}

th {
  text-align: left;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-2);
  padding: 8px 10px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

td {
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  color: var(--text-1);
}

tr:hover td { background: var(--bg-2); }

.empty-row {
  text-align: center;
  color: var(--text-3);
  font-family: var(--font-ui);
  padding: 20px !important;
}

td.dir-up { color: var(--green); font-weight: 500; }
td.dir-down { color: var(--red); font-weight: 500; }
td.result-win { color: var(--green); }
td.result-loss { color: var(--red); }
td.pnl-pos { color: var(--green); }
td.pnl-neg { color: var(--red); }

.positive { color: var(--green); }
.negative { color: var(--red); }

/* ── Backtest Panel (Dashboard) ────────────────────────── */
.bt-controls {
  padding: 8px 16px 0;
}

.bt-periods {
  display: flex;
  gap: 6px;
  padding: 4px 0 12px;
  align-items: center;
}

.sel-period {
  background: #161b22;
  border: 1px solid #30363d;
  color: #c9d1d9;
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  outline: none;
}

.sel-period:hover { border-color: #58a6ff; }

.btn-period {
  flex: 1;
  padding: 4px 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  background: var(--bg-0);
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 3px;
  cursor: pointer;
  text-align: center;
}

.btn-period:hover {
  background: var(--bg-2);
  color: var(--text-1);
}

.btn-period.active {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
}

.bt-config-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 0;
}

.bt-config-row .control-group {
  flex: 1;
  min-width: 50%;
}

@media (max-width: 480px) {
  .bt-config-row .control-group {
    min-width: 100%;
  }
}

.btn-backtest {
  background: #1a2a3a;
  color: var(--blue);
  border-color: #2a4a6a;
}

.btn-backtest:hover:not(:disabled) { background: #1e3448; }
.btn-backtest:disabled { opacity: 0.4; cursor: not-allowed; }

.bt-results {
  padding: 0 16px;
}

.bt-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  padding: 10px 0;
}

@media (max-width: 400px) {
  .bt-summary {
    grid-template-columns: 1fr;
  }
}

.bt-stat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 3px 8px;
  background: var(--bg-0);
  border-radius: 3px;
}

.bt-stat-label {
  font-size: 10px;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.bt-stat-value {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
}

.bt-chart-wrap {
  height: 160px;
  padding: 4px 0 8px;
}

.bt-chart-wrap canvas {
  width: 100% !important;
  height: 100% !important;
}

.bt-breakdown {
  padding: 4px 0;
}

.bt-breakdown-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-3);
  margin: 6px 0 3px;
}

.bt-breakdown-row {
  display: flex;
  justify-content: space-between;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-2);
}

.bt-breakdown-row .acc {
  font-weight: 500;
}

.bt-trades-wrap {
  max-height: 200px;
  overflow: auto;
  margin-top: 6px;
  border: 1px solid var(--border);
  border-radius: 3px;
}

.bt-trades-wrap table {
  min-width: 100%;
}

@media (max-width: 600px) {
  .bt-trades-wrap th:nth-child(4), .bt-trades-wrap td:nth-child(4),
  .bt-trades-wrap th:nth-child(5), .bt-trades-wrap td:nth-child(5),
  .bt-trades-wrap th:nth-child(8), .bt-trades-wrap td:nth-child(8) {
    display: none;
  }
}

.bt-trades-wrap th {
  font-size: 9px;
  padding: 4px 6px;
}

.bt-trades-wrap td {
  font-size: 11px;
  padding: 3px 6px;
}

.bt-loading {
  padding: 20px 16px;
  text-align: center;
  color: var(--text-2);
  font-size: 12px;
}

.bt-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
  margin-right: 6px;
}

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

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--bg-3);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-3);
}

/* ── Strategy Presets ──────────────────────────────────── */
.strategy-presets {
  display: grid!important;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 16px;
  padding: 12px;
  background: rgba(88, 166, 255, 0.03);
  border-radius: 10px;
  border: 1px solid rgba(88, 166, 255, 0.1);
}

.signal-action.mock {
  background: rgba(88, 166, 255, 0.15);
  color: #58a6ff;
  border: 1px solid rgba(88, 166, 255, 0.3);
}

.signal-action.skipped {
  background: rgba(139, 148, 158, 0.1);
  color: #8b949e;
  border: 1px solid rgba(139, 148, 158, 0.2);
}

.signal-timestamp {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-3);
  margin-top: 8px;
  opacity: 0.6;
}

.preset-label {
  font-size: 10px;
  font-weight: 800;
  color: #58a6ff;
  letter-spacing: 0.15em;
  width: 100%;
  margin-bottom: 8px;
  opacity: 0.7;
}

.btn-preset {
  background: #161b22!important;
  border: 1px solid #30363d!important;
  border-radius: 6px;
  padding: 8px;
  display: flex!important;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: left;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  min-width: 0; /* Allow shrinking in grid */
}

.btn-preset:hover {
  border-color: #58a6ff!important;
  background: #21262d!important;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.4);
}

.btn-preset .p-icon { 
  font-size: 20px;
  filter: drop-shadow(0 0 4px rgba(255,255,255,0.1));
}

.btn-preset .p-text {
  display: flex!important;
  flex-direction: column;
  justify-content: center;
}

.btn-preset .p-text b { 
  display: block; 
  font-size: 13px; 
  color: #f0f6fc; 
  margin: 0;
  line-height: 1.2;
}

.btn-preset .p-text small { 
  font-size: 10px; 
  color: #8b949e; 
  margin: 0;
}

/* ── Optimizer Hub (Overlay) ────────────────────────── */
.optimizer-overlay {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(4, 7, 13, 0.95);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.optimizer-hub {
  width: 100%;
  max-width: 1100px;
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 20px;
  padding: 0;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 0 100px rgba(88, 166, 255, 0.1), 0 40px 100px rgba(0,0,0,0.6);
  animation: hubOpen 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.hub-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
  border-bottom: 1px solid #30363d;
  background: rgba(255,255,255,0.02);
}

.hub-header h3 {
  font-size: 18px;
  font-weight: 700;
  color: #f0f6fc;
  letter-spacing: -0.02em;
}

.close-hub {
  background: #21262d;
  color: #8b949e;
  border: 1px solid #30363d;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all 0.2s;
}

.close-hub:hover {
  background: #f85149;
  color: #fff;
  border-color: #f85149;
}

.hub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 32px;
}

.hub-card {
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 14px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.hub-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: var(--blue);
  opacity: 0.3;
}

.hub-card.classic::before { background: #8b949e; }
.hub-card.balanced::before { background: #58a6ff; }
.hub-card.aggressive::before { background: #f85149; }
.hub-card.robust::before { background: #3fb950; }

.hub-card:hover {
  border-color: #58a6ff;
  transform: translateY(-4px);
  background: #1c2128;
  box-shadow: 0 12px 30px rgba(0,0,0,0.4);
}

.hub-card .h-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.hub-card h4 { margin: 0; font-size: 20px; color: #f0f6fc; font-weight: 700; }

.h-badge {
  font-size: 9px; 
  font-weight: 800; 
  padding: 3px 8px; 
  border-radius: 4px;
  letter-spacing: 0.05em;
  background: rgba(255,255,255,0.05);
  color: #8b949e;
  border: 1px solid rgba(255,255,255,0.1);
}

.h-badge.classic { color: #8b949e; background: rgba(139,148,158,0.1); }
.h-badge.balanced { color: #58a6ff; background: rgba(88,166,255,0.1); }
.h-badge.aggressive { color: #f85149; background: rgba(248,81,73,0.1); }
.h-badge.robust { color: #3fb950; background: rgba(63,185,80,0.1); }

.hub-card .h-desc {
  color: #8b949e;
  font-size: 13px;
  line-height: 1.5;
}

.h-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: auto;
}

.h-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 12px;
  background: rgba(0,0,0,0.2);
  border-radius: 8px;
  border: 1px solid #21262d;
}

.h-stat:first-child { grid-column: span 2; flex-direction: row; justify-content: space-between; align-items: center; }

.h-stat span { color: #8b949e; font-size: 10px; font-weight: 600; text-transform: uppercase; }
.h-stat b { font-family: var(--font-mono); color: #f0f6fc; font-size: 13px; }

.hub-chart-section {
  padding: 0 32px 32px;
}

.hub-chart-row {
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 14px;
  padding: 24px;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  align-items: center;
}

.radar-wrap { 
  height: 400px;
  display: flex; 
  justify-content: center; 
  position: relative;
}

.hub-chart-legend {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.leg-item { 
  display: flex; 
  align-items: center; 
  gap: 12px; 
  font-size: 12px; 
  color: #f0f6fc; 
  font-weight: 600;
  padding: 10px 16px;
  background: #0d1117;
  border-radius: 8px;
  border: 1px solid #21262d;
}

.leg-item .dot { width: 10px; height: 10px; border-radius: 2px; }
.dot.c { background: #8b949e; }
.dot.b { background: #58a6ff; }
.dot.a { background: #f85149; }
.dot.r { background: #3fb950; }

@media (max-width: 900px) {
  .hub-grid { grid-template-columns: 1fr; }
  .hub-chart-row { grid-template-columns: 1fr; }
  .optimizer-hub { width: 95%; max-height: 95vh; }
}

/* ── Modal Presets ─────────────────────────────────────── */
.modal-strategy-choice {
  margin-bottom: 24px;
  background: #111b2e;
  padding: 16px;
  border-radius: 10px;
  border: 1px solid #30363d;
}

.modal-strategy-choice label {
  display: block; font-size: 10px; font-weight: 800; color: #58a6ff; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.1em;
}

.presets-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.btn-preset-sm {
  background: #161b22!important; 
  border: 1px solid #30363d!important; 
  border-radius: 6px;
  padding: 12px; 
  color: #f0f6fc!important; 
  font-size: 12px; 
  font-weight: 600;
  cursor: pointer; 
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-preset-sm:hover { border-color: #58a6ff!important; background: #21262d!important; }

.btn-opt-compare {
  background: linear-gradient(135deg, rgba(163, 113, 247, 0.15), rgba(110, 64, 201, 0.15));
  color: #d2a8ff!important;
  border: 1px solid rgba(163, 113, 247, 0.4)!important;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all 0.2s;
  box-shadow: 0 4px 12px rgba(163, 113, 247, 0.1);
}

.btn-opt-compare:hover {
  background: rgba(163, 113, 247, 0.25);
  border-color: #a371f7!important;
  box-shadow: 0 4px 20px rgba(163, 113, 247, 0.2);
}

/* Balance Adjustment UI */
.metric-value-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-adjust {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 14px;
  padding: 4px;
  border-radius: 4px;
  opacity: 0.5;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-adjust:hover {
  opacity: 1;
  background: var(--bg-3);
  transform: scale(1.1);
}

/* Black Swan Mode UI */
.swan-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.2);
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.2s ease;
}

.swan-label:hover {
  background: rgba(163, 113, 247, 0.05);
  border-color: rgba(163, 113, 247, 0.2);
}

.swan-text {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-2);
  letter-spacing: 1px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}

.swan-label input[type="checkbox"]:checked + .swan-text {
  color: #a371f7;
  text-shadow: 0 0 10px rgba(163, 113, 247, 0.5);
}

.swan-control {
  margin: 10px 0;
}

.swan-badge {
  font-size: 14px;
  cursor: help;
  filter: drop-shadow(0 0 5px rgba(163, 113, 247, 0.4));
}

/* ── Strategy Optimizer Hub ──────────────────────────────── */
.optimizer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

.optimizer-hub {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 720px;
  max-width: calc(100vw - 40px);
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

.hub-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

.hub-header h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: 0.5px;
}

.close-hub {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-2);
  font-size: 20px;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.close-hub:hover {
  background: var(--red-bg);
  color: var(--red);
  border-color: #5a2a2a;
}

.hub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 20px 24px;
}

@media (max-width: 600px) {
  .hub-grid { grid-template-columns: 1fr; }
  .optimizer-hub { width: 100%; border-radius: 0; }
}

.hub-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  transition: all 0.2s ease;
}

.hub-card:hover {
  border-color: var(--text-3);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.h-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.h-meta h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-1);
}

.h-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 3px 8px;
  border-radius: 4px;
  text-transform: uppercase;
}

.h-badge.classic     { background: rgba(139,148,158,0.15); color: #8b949e; border: 1px solid rgba(139,148,158,0.3); }
.h-badge.balanced    { background: rgba(88,166,255,0.12); color: #58a6ff; border: 1px solid rgba(88,166,255,0.3); }
.h-badge.aggressive  { background: rgba(248,81,73,0.12); color: #f85149; border: 1px solid rgba(248,81,73,0.3); }
.h-badge.robust      { background: rgba(63,185,80,0.12); color: #3fb950; border: 1px solid rgba(63,185,80,0.3); }

.h-desc {
  font-size: 12px;
  color: var(--text-2);
  line-height: 1.5;
  margin-bottom: 14px;
}

.h-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}

.h-stat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  background: var(--bg-0);
  border-radius: 6px;
  border: 1px solid var(--border);
}

.h-stat span {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-3);
}

.h-stat b {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-1);
}

.hub-chart-section {
  border-top: 1px solid var(--border);
  padding: 20px 24px;
}

.hub-chart-row {
  display: flex;
  align-items: center;
  gap: 20px;
}

@media (max-width: 600px) {
  .hub-chart-row { flex-direction: column; }
}

.hub-chart-legend {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

.leg-item {
  font-size: 11px;
  color: var(--text-2);
  display: flex;
  align-items: center;
  gap: 8px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot.c { background: #8b949e; }
.dot.b { background: #58a6ff; }
.dot.a { background: #f85149; }
.dot.r { background: #3fb950; }

.radar-wrap {
  flex: 1;
  min-width: 0;
  height: 220px;
}