:root {
  --bg: #0b0f14;
  --panel: #121821;
  --border: #1e2936;
  --text: #e7edf5;
  --muted: #8b9cb3;
  --green: #22c55e;
  --red: #ef4444;
  --teal: #2dd4bf;
  --accent: #3b82f6;
  --yellow: #eab308;
  --purple: #a855f7;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", system-ui, sans-serif; background: var(--bg); color: var(--text); }

.header {
  display: flex; align-items: center; gap: 1rem; padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border); background: #0d1219; flex-wrap: wrap;
}
.conn-banner {
  width: 100%;
  background: rgba(239,68,68,.15);
  color: #fca5a5;
  border: 1px solid rgba(239,68,68,.35);
  border-radius: 6px;
  padding: 0.45rem 0.75rem;
  font-size: 0.85rem;
  text-align: center;
}
.conn-banner.hidden { display: none; }
.brand h1 { margin: 0; font-size: 1.1rem; font-family: Consolas, monospace; }
.header-prices { display: flex; flex-wrap: wrap; gap: 0.75rem; flex: 1; justify-content: center; }
.hdr-price { font-size: 0.85rem; font-variant-numeric: tabular-nums; }
.header-right { display: flex; gap: 0.5rem; align-items: center; margin-left: auto; }
.clock { color: var(--muted); font-variant-numeric: tabular-nums; }
.app-toast {
  position: fixed; top: 0.75rem; left: 50%; transform: translateX(-50%);
  z-index: 80; max-width: min(42rem, 92vw);
  padding: 0.55rem 1rem; border-radius: 8px; font-size: 0.92rem;
  background: #16301f; border: 1px solid #22c55e; color: #bbf7d0;
  box-shadow: 0 8px 24px rgba(0,0,0,.35);
}
.app-toast.err { background: #3a1515; border-color: #ef4444; color: #fecaca; }
.app-toast.hidden { display: none; }

.badge { padding: 0.2rem 0.55rem; border-radius: 999px; font-size: 0.72rem; font-weight: 600; }
.badge-ok { background: rgba(34,197,94,.15); color: var(--green); }
.badge-warn { background: rgba(239,68,68,.15); color: var(--red); }
.badge-muted { background: rgba(139,156,179,.12); color: var(--muted); }
.badge-run { background: rgba(45,212,191,.15); color: var(--teal); }
.badge.open-ltp-stale {
  max-width: min(52vw, 420px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: help;
}
.badge.sm-inline {
  display: inline-block;
  padding: 0.05rem 0.35rem;
  font-size: 0.65rem;
  vertical-align: middle;
  margin-left: 0.25rem;
}
tr.ltp-stale-row td { background: rgba(239, 68, 68, 0.08); }

.tabs {
  display: flex; flex-wrap: wrap; gap: 0.25rem; padding: 0.4rem 0.75rem;
  border-bottom: 1px solid var(--border); background: var(--panel);
}
.tab {
  background: transparent; border: none; color: var(--muted); padding: 0.45rem 0.75rem;
  border-radius: 6px; cursor: pointer; font-size: 0.85rem;
}
.tab.active, .tab:hover { background: var(--accent); color: #fff; }

.main { padding: 0.75rem 1rem 2rem; max-width: 1500px; margin: 0 auto; }
.panel { display: none; }
.panel.active { display: block; }

.toolbar { margin-bottom: 0.75rem; }
.toolbar h2 { margin: 0 0 0.25rem; font-size: 1rem; }
.hint, .muted { color: var(--muted); font-size: 0.82rem; }
.row { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.capital-row { margin-top: 0.35rem; }
#capital-input {
  width: min(100%, 16rem);
  min-width: 12rem;
  font-variant-numeric: tabular-nums;
  font-family: Consolas, "Segoe UI", monospace;
  letter-spacing: 0.02em;
}
.capital-saved-hint { color: var(--teal); margin: 0.25rem 0 0.5rem; }
.ul-input { min-width: 7.5rem; max-width: 11rem; text-transform: uppercase; }
.oc-ul-hint { margin: 0 0 0.75rem; }
.stats .stat-wide { grid-column: 1 / -1; }
.stat-value.strat-title { font-size: 0.95rem; font-weight: 600; }
.strategy-toolbar label { display: inline; margin: 0 0.2rem 0 0.65rem; white-space: nowrap; }
.strategy-toolbar select { min-width: 11.5rem; max-width: 14rem; }
.strategy-toolbar #sb-template { min-width: 9rem; }

.sb-layout {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(360px, 1.15fr);
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: start;
}
.sb-build-panel, .sb-payoff-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem;
}
.sb-panel-head { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; }
.sb-panel-head h3, .sb-payoff-panel h3, .sb-oc-title { margin: 0 0 0.5rem; font-size: 0.95rem; color: var(--teal); }
.sb-panel-head #sb-name { flex: 1; min-width: 160px; margin: 0; }
.sb-legs-wrap { max-height: 220px; border: none; }
.sb-legs-table .leg-buy td:first-child { color: var(--green); font-weight: 700; }
.sb-legs-table .leg-sell td:first-child { color: var(--red); font-weight: 700; }
.sb-legs-empty.hidden,
.sb-legs-wrap.hidden { display: none; }
.sb-margin-row { flex-wrap: wrap; align-items: center; gap: 0.35rem 0.5rem; }
.sb-margin-row #sb-margin-hint { flex: 1 1 100%; font-size: 0.75rem; margin: 0.25rem 0 0; }
.sb-risk-block { margin-top: 0.75rem; padding-top: 0.65rem; border-top: 1px solid var(--border); }
.sb-risk-block.hidden { display: none; }
.sb-risk-head { margin: 0 0 0.5rem; font-size: 0.88rem; color: var(--teal); font-weight: 600; }
.sb-risk-summary {
  margin: 0 0 0.5rem;
  padding: 0.45rem 0.6rem;
  background: rgba(45, 212, 191, 0.08);
  border: 1px solid rgba(45, 212, 191, 0.25);
  border-radius: 6px;
  font-size: 0.82rem;
  color: var(--text);
}
.sb-risk-summary.hidden { display: none; }
.sb-risk-hint { margin: 0.35rem 0 0; font-size: 0.78rem; }
.sb-payoff-idle .payoff-wrap { opacity: 0.85; }
.sb-payoff-empty { margin: 0.5rem 0 0; color: var(--muted); }
.sb-payoff-legend { margin: 0 0 0.35rem; font-size: 0.75rem; }
.sb-payoff-legend .leg-exp { color: #60a5fa; margin-right: 0.75rem; }
.sb-payoff-legend .leg-today { color: #2dd4bf; margin-right: 0.75rem; }
.sb-payoff-legend .leg-spot { color: #eab308; margin-right: 0.75rem; }
.sb-payoff-legend .leg-be { color: #f472b6; }
.sb-oc-empty { padding: 1rem !important; text-align: center; }
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 0.5rem;
  margin-top: 0.65rem;
}
.sb-metric {
  background: #0d1219;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem 0.55rem;
  text-align: center;
}
.sb-metric .lbl { font-size: 0.72rem; color: var(--muted); }
.sb-metric .val { font-size: 0.95rem; font-weight: 700; margin-top: 0.15rem; }
.sb-oc-toolbar { align-items: center; gap: 0.45rem; margin-bottom: 0.35rem; flex-wrap: wrap; }
.sb-oc-toolbar .sb-oc-title { margin: 0; flex: 1; min-width: 180px; }
.sb-oc-toolbar label { display: inline; margin: 0; font-size: 0.78rem; }
tr.strike-jump { outline: 2px solid var(--yellow); background: rgba(234,179,8,.15) !important; }
.sb-oc-wrap { max-height: 42vh; }
/* Option chain / strategy leg action buttons */
td.leg-btns {
  min-width: 10.5rem;
  max-width: 12rem;
  text-align: center !important;
  vertical-align: middle;
  padding: 0.4rem 0.35rem !important;
  white-space: normal;
}
.leg-btns-block { margin-bottom: 0.35rem; }
.leg-btns-block:last-child { margin-bottom: 0; }
.leg-btns-strat {
  padding-top: 0.35rem;
  border-top: 1px dashed rgba(139, 156, 179, 0.35);
}
.leg-btns-strat-label {
  display: block;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.2rem;
  text-align: left;
}
.leg-btns-grid {
  display: grid;
  grid-template-columns: 1.4rem 1fr 1fr;
  gap: 0.22rem 0.28rem;
  align-items: center;
}
.leg-side {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--yellow);
  text-align: right;
  padding-right: 0.1rem;
}
.leg-btns button.leg-btn {
  font-size: 0.74rem;
  font-weight: 600;
  padding: 0.32rem 0.35rem;
  margin: 0;
  cursor: pointer;
  border-radius: 5px;
  border: 1px solid transparent;
  line-height: 1.15;
  min-height: 1.65rem;
}
.leg-btns button.leg-btn.buy {
  background: #166534;
  color: #f0fdf4;
  border-color: #4ade80;
}
.leg-btns button.leg-btn.buy:hover {
  background: #15803d;
  border-color: #86efac;
}
.leg-btns button.leg-btn.sell {
  background: #991b1b;
  color: #fef2f2;
  border-color: #f87171;
}
.leg-btns button.leg-btn.sell:hover {
  background: #b91c1c;
  border-color: #fca5a5;
}
.leg-btns button.leg-btn.strat {
  background: #1e2936;
  font-size: 0.8rem;
  font-weight: 700;
  min-height: 1.55rem;
}
.leg-btns button.leg-btn.strat.buy {
  color: #bbf7d0;
  border-color: rgba(74, 222, 128, 0.45);
}
.leg-btns button.leg-btn.strat.sell {
  color: #fecaca;
  border-color: rgba(248, 113, 113, 0.45);
}
.leg-btns button.leg-btn.strat:hover {
  background: #273549;
}
.oc-table td.leg-btns { min-width: 11rem; }
.sb-oc-wrap td.leg-btns { min-width: 9rem; }

@media (max-width: 960px) {
  .sb-layout { grid-template-columns: 1fr; }
}

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 0.5rem; margin-bottom: 0.75rem; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 0.6rem; }
.stat-label { color: var(--muted); font-size: 0.75rem; }
.stat-value { font-size: 1.1rem; font-weight: 700; margin-top: 0.15rem; }
.stats-row { display: flex; gap: 1rem; margin-bottom: 0.5rem; font-size: 0.85rem; color: var(--teal); }

.table-wrap { overflow: auto; border: 1px solid var(--border); border-radius: 8px; max-height: 55vh; }
table { width: 100%; border-collapse: collapse; font-size: 0.8rem; }
th, td { padding: 0.35rem 0.45rem; border-bottom: 1px solid var(--border); text-align: right; white-space: nowrap; }
th { position: sticky; top: 0; background: var(--panel); color: var(--muted); z-index: 1; }
td:first-child, th:first-child { text-align: left; }
tr.atm { background: rgba(234,179,8,.08); }
.strike { font-weight: 700; color: var(--yellow); text-align: center !important; }

.subtabs { display: flex; gap: 0.25rem; margin-bottom: 0.5rem; }
.subtab { background: var(--panel); border: 1px solid var(--border); color: var(--muted); padding: 0.35rem 0.7rem; border-radius: 6px; cursor: pointer; }
.subtab.active { background: var(--purple); color: #fff; border-color: var(--purple); }
.subpanel { display: none; }
.subpanel.active { display: block; }

.split { display: grid; grid-template-columns: 2fr 1fr; gap: 1rem; }
.leg-list { list-style: none; padding: 0; margin: 0 0 0.75rem; }
.leg-list li { display: flex; justify-content: space-between; padding: 0.35rem 0; border-bottom: 1px solid var(--border); font-size: 0.85rem; }

.sessions { display: grid; gap: 0.5rem; margin-bottom: 1rem; }
.algo-auto-row { display: block; margin-bottom: 0.75rem; font-size: 0.88rem; }
.session { display: flex; justify-content: space-between; align-items: center; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 0.6rem; }
.session-title { font-weight: 600; font-size: 0.9rem; }
.session-meta { color: var(--muted); font-size: 0.78rem; }
.session-phase { font-size: 0.78rem; margin-top: 0.25rem; }
.session-warn { border-color: var(--orange, #d97706); background: rgba(217, 119, 6, 0.08); }
.algo-mode-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 0.75rem 1rem; margin: 0.75rem 0 1rem;
}
.algo-mode-badge {
  font-size: 1.15rem; font-weight: 700; letter-spacing: 0.04em; margin-top: 0.15rem;
}
.algo-mode-badge.mode-paper { color: var(--muted); }
.algo-mode-badge.mode-dry_run { color: var(--yellow); }
.algo-mode-badge.mode-live { color: var(--red); }

.notif-list { list-style: none; padding: 0; max-height: 120px; overflow: auto; font-size: 0.8rem; color: var(--muted); }
.log { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 0.6rem; max-height: 200px; overflow: auto; font-size: 0.75rem; white-space: pre-wrap; }

label { display: block; margin: 0.5rem 0 0.2rem; font-size: 0.82rem; color: var(--muted); }
input, textarea, select {
  background: var(--panel); border: 1px solid var(--border); color: var(--text);
  border-radius: 6px; padding: 0.45rem 0.55rem; font: inherit;
}
textarea { width: 100%; max-width: 480px; font-family: Consolas, monospace; font-size: 0.8rem; }

.btn { border: 1px solid var(--border); background: #1a2330; color: var(--text); border-radius: 6px; padding: 0.4rem 0.75rem; cursor: pointer; font-size: 0.85rem; }
a.btn { display: inline-block; text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { background: rgba(239,68,68,.18); border-color: var(--red); color: #fca5a5; }
.btn.on { background: rgba(239,68,68,.2); border-color: var(--red); color: #fca5a5; }
.btn.off { background: rgba(34,197,94,.12); border-color: var(--green); color: #86efac; }
.btn.sm { padding: 0.2rem 0.45rem; font-size: 0.75rem; }

.msg.ok { color: var(--green); }
.msg.err { color: var(--red); }
.pos { color: var(--green); }
.neg { color: var(--red); }

.analysis-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.6rem;
}
.analysis-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  text-align: center;
}
.analysis-card .label { color: var(--muted); font-size: 0.78rem; }
.analysis-card .value { font-size: 1.15rem; font-weight: 700; margin-top: 0.2rem; }
.analysis-card.highlight .value { color: var(--yellow); }

#blackout-list { list-style: none; padding: 0; }
#blackout-list li { display: flex; justify-content: space-between; padding: 0.3rem 0; border-bottom: 1px solid var(--border); }

@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; }
  .header-prices { order: 3; width: 100%; justify-content: flex-start; }
}

.modal { position: fixed; inset: 0; background: rgba(0,0,0,.65); display: flex; align-items: center; justify-content: center; z-index: 100; }
.modal.hidden { display: none; }
.risk-cell { cursor: pointer; color: var(--accent, #6cb6ff); text-decoration: underline dotted; }
.risk-cell:hover { color: var(--text, #fff); }
.modal-box { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 1rem 1.25rem; max-width: 520px; width: 92%; max-height: 85vh; overflow: auto; }
.modal-box.wide { max-width: 720px; }
.modal-box.xwide { max-width: 920px; }
.scan-empty { color: var(--muted, #9aa4b2); padding: 1.25rem 0.75rem; text-align: left; }
.ha-rules-table th, .ha-rules-table td { border-bottom: 1px solid var(--border); padding: 0.35rem 0.45rem; text-align: left; }
.ha-rules-table th { color: var(--muted); font-weight: 600; }

.form-grid { display: grid; grid-template-columns: 120px 1fr; gap: 0.4rem 0.75rem; align-items: center; }
.form-grid .span2 { grid-column: 2; }
.form-grid .symbol-field { display: flex; gap: 0.5rem; align-items: center; }
.form-grid .symbol-field { display: flex; gap: 0.5rem; align-items: center; }
.form-grid .symbol-field input { flex: 1; min-width: 0; }
.form-grid .tf-fno-only.hidden { display: none; }
.form-grid .tf-fut-only.hidden { display: none; }
.form-grid .sl-trail-extra .form-grid { grid-template-columns: 120px 1fr; }
.form-grid textarea { width: 100%; }

.payoff-canvas { width: 100%; max-width: 900px; border: 1px solid var(--border); border-radius: 8px; margin: 0.5rem 0 1rem; background: var(--panel); display: block; }
.payoff-wrap { position: relative; max-width: 900px; margin: 0.5rem 0 1rem; }
.payoff-wrap .payoff-canvas { margin: 0; }
.payoff-tip {
  position: absolute;
  pointer-events: none;
  z-index: 5;
  min-width: 11rem;
  padding: 0.45rem 0.55rem;
  font-size: 0.78rem;
  line-height: 1.45;
  border-radius: 6px;
  background: rgba(13, 18, 25, 0.97);
  border: 2px solid var(--teal);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.45);
}
.payoff-tip.hidden { display: none; }
.payoff-tip .tip-title { color: var(--muted); font-size: 0.72rem; margin-bottom: 0.2rem; }
.payoff-tip .tip-exp { font-weight: 700; }
.payoff-tip .tip-today { font-weight: 600; }
.payoff-tip .tip-exp.pos, .payoff-tip .tip-today.pos { color: var(--green); }
.payoff-tip .tip-exp.neg, .payoff-tip .tip-today.neg { color: var(--red); }
.payoff-tip .tip-spot { color: var(--muted); font-size: 0.7rem; margin-top: 0.25rem; }
.payoff-tip.pos { border-color: var(--green); }
.payoff-tip.neg { border-color: var(--red); }

.chat-log { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 0.75rem; min-height: 200px; max-height: 400px; overflow: auto; margin-bottom: 0.75rem; font-size: 0.88rem; }
.chat-user { margin-bottom: 0.6rem; }
.chat-bot { margin-bottom: 0.6rem; color: var(--teal); }
.chat-err { color: var(--red); }

.assistant-panel { margin-top: 1.25rem; padding-top: 1rem; border-top: 1px solid var(--border); }
.assistant-compose { align-items: flex-end; gap: 0.75rem; flex-wrap: wrap; }
.assistant-compose textarea { flex: 1; min-width: 220px; }
.assistant-compose .col { display: flex; flex-direction: column; gap: 0.35rem; align-items: flex-start; }
.assistant-compose label.chk { font-size: 0.85rem; white-space: nowrap; }
.assistant-chart-row { align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.5rem; }
.assistant-chart-preview { margin-bottom: 0.75rem; max-width: 100%; }
.assistant-chart-preview img { max-height: 220px; max-width: 100%; border-radius: 8px; border: 1px solid var(--border); }
.assistant-chart-preview.hidden { display: none; }
.hist-table .hist-strategy-row { cursor: pointer; }
.hist-table .hist-strategy-row:hover td { background: rgba(99, 102, 241, 0.08); }
.hist-table .hist-leg-row td { font-size: 0.88rem; color: var(--muted); border-top: none; }
.hist-table .hist-leg-row td:first-child { padding-left: 1.75rem; }
.hist-table .hist-toggle { width: 1.25rem; text-align: center; color: var(--muted); user-select: none; }
.hist-table tr.hist-collapsed { display: none; }
.chat-user .chat-thumb { display: block; max-height: 120px; margin-top: 0.35rem; border-radius: 6px; }

#sb-name { width: 100%; margin-bottom: 0.5rem; }

.ltp-split { grid-template-columns: 1fr 280px; }
.watchlist-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  align-self: start;
}
.watchlist-panel input { width: 100%; margin-bottom: 0.35rem; }
.watchlist-panel select { width: 100%; margin-bottom: 0.35rem; }
tr.watchlist-row { background: rgba(59,130,246,.06); }

.deep-box { max-width: 720px; }
.deep-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.75rem; flex-wrap: wrap; gap: 0.5rem; }
.deep-header h3 { margin: 0; }
.deep-score { font-size: 1.2rem; font-weight: 700; }
.deep-body h4 { color: var(--accent); margin: 1rem 0 0.5rem; font-size: 0.9rem; }
.deep-rec { font-family: Consolas, monospace; font-size: 0.95rem; padding: 0.5rem 0; }
.score-revised { color: var(--yellow); }
.warn-box { background: rgba(234,179,8,.1); border: 1px solid rgba(234,179,8,.3); border-radius: 6px; padding: 0.5rem 0.75rem; font-size: 0.82rem; color: var(--yellow); margin-top: 0.5rem; }

.rvol-bar { align-items: center; gap: 0.6rem; margin-bottom: 0.75rem; flex-wrap: wrap; }
.rvol-clk { font-size: 1.15rem; font-weight: 700; min-width: 4rem; color: var(--accent); font-variant-numeric: tabular-nums; }
#rvol-cut { width: 14rem; }
.rvol-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
@media (max-width: 960px) { .rvol-grid { grid-template-columns: 1fr; } }
.rvol-table { max-height: 28rem; }
.rvol-chart-card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 0.6rem 0.75rem; }
.rvol-chart-card h3 { margin: 0 0 0.4rem; font-size: 0.92rem; }
#rvol-cv { width: 100%; height: 280px; display: block; }
.rvol-kv { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 0.5rem; }
.rvol-kv .k { color: var(--muted); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.04em; }
.rvol-kv .v { font-weight: 700; font-variant-numeric: tabular-nums; }
.rvol-hot { color: #f87171; font-weight: 800; }
.rvol-warm { color: #fbbf24; font-weight: 800; }
.rvol-dim { color: var(--muted); }
tr.rvol-sel { outline: 1px solid var(--accent); }