:root {
  --bg: #0e1116;
  --bg-2: #161b22;
  --bg-3: #1f2530;
  --border: #2a313c;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --green: #26a69a;
  --red: #ef5350;
  --warn: #f5a623;
  --sup: #2ecc71;
  --res: #e74c3c;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

header {
  display: flex; align-items: center; gap: 1.5rem;
  padding: 0.75rem 1.25rem;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; letter-spacing: 0.04em; color: var(--accent); }

#tabs { display: flex; gap: 0.25rem; flex: 1; }
.tab {
  background: transparent; color: var(--muted);
  border: 1px solid transparent; padding: 0.4rem 0.9rem;
  border-radius: 6px; cursor: pointer; font-size: 0.9rem;
}
.tab:hover { color: var(--text); background: var(--bg-3); }
.tab.active { color: var(--text); background: var(--bg-3); border-color: var(--border); }

.status { display: flex; align-items: center; gap: 0.4rem; color: var(--muted); font-size: 0.85rem; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.dot.live { background: var(--green); box-shadow: 0 0 6px var(--green); }
.dot.dead { background: var(--red); }

main { padding: 1rem 1.25rem; }
.panel { display: none; }
.panel.active { display: block; }

.card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
}
.card h3 { margin: 0 0 0.75rem 0; font-size: 1rem; }
.card-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 0.5rem; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 900px) { .row { grid-template-columns: 1fr; } }

.toolbar { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.toolbar.wrap label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.8rem; color: var(--muted); }
.toolbar input, .toolbar select, select, input {
  background: var(--bg-3); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px;
  padding: 0.35rem 0.6rem; font-size: 0.9rem;
  min-width: 9rem;
}
button {
  background: var(--accent); color: #0b1218;
  border: none; border-radius: 6px;
  padding: 0.4rem 0.9rem; cursor: pointer;
  font-weight: 600; font-size: 0.9rem;
}
button:hover { filter: brightness(1.08); }
button.ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
button.danger { background: var(--red); color: #fff; }

.hint { color: var(--muted); font-size: 0.82rem; }

table.grid { width: 100%; border-collapse: collapse; font-size: 0.86rem; }
table.grid th, table.grid td {
  text-align: left; padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
table.grid th { color: var(--muted); font-weight: 500; background: var(--bg-3); position: sticky; top: 0; }
table.grid tr:hover td { background: rgba(255,255,255,0.02); }
.pos { color: var(--green); }
.neg { color: var(--red); }

.kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; }
.kpi { background: var(--bg-3); border-radius: 6px; padding: 0.6rem 0.8rem; }
.kpi .v { font-size: 1.2rem; font-weight: 700; }
.kpi .l { font-size: 0.78rem; color: var(--muted); }

#chart-container { height: 460px; background: var(--bg-2); border: 1px solid var(--border); border-radius: 8px; }
#rsi-container { height: 110px; background: var(--bg-2); border: 1px solid var(--border); border-radius: 8px; margin-top: 0.5rem; }
#equity-chart { height: 220px; background: var(--bg-3); border: 1px solid var(--border); border-radius: 6px; margin-bottom: 0.75rem; }
#bt-detail-chart { height: 460px; background: var(--bg-3); border: 1px solid var(--border); border-radius: 6px; margin-bottom: 0.75rem; }
#bt-live-chart   { height: 380px; background: var(--bg-3); border: 1px solid var(--border); border-radius: 6px; }
#gbt-live-chart  { height: 460px; background: var(--bg-3); border: 1px solid var(--border); border-radius: 6px; }

.live-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 0.75rem; }
@media (max-width: 1100px) { .live-grid { grid-template-columns: 1fr; } }

#bt-live-log {
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px;
  padding: 0.5rem 0.6rem; height: 380px; overflow-y: auto;
  font-family: ui-monospace, "JetBrains Mono", Consolas, monospace;
  font-size: 0.78rem; line-height: 1.55;
}
#bt-live-log .ev { display: flex; gap: 0.4rem; padding: 0.05rem 0; border-bottom: 1px dashed transparent; }
#bt-live-log .ev:hover { background: rgba(255,255,255,0.03); }
#bt-live-log .ts  { color: var(--muted); flex-shrink: 0; }
#bt-live-log .sym { color: var(--accent); flex-shrink: 0; min-width: 5.5em; }
#bt-live-log .ev.entry .body  { color: #58a6ff; }
#bt-live-log .ev.exit-win .body  { color: var(--green); }
#bt-live-log .ev.exit-lose .body { color: var(--red); }
#bt-live-log .ev.info .body { color: var(--muted); }
#bt-live-log .ev.error .body { color: var(--red); font-weight: 600; }

.progress { height: 6px; background: var(--bg-3); border-radius: 3px; overflow: hidden; margin-top: 0.5rem; }
.progress .bar { height: 100%; width: 0%; background: var(--accent); transition: width 0.4s; }

h4.sub { margin: 0.25rem 0 0.5rem 0; font-size: 0.85rem; color: var(--muted); font-weight: 500; }

.legend { display: flex; gap: 1rem; padding: 0.5rem 0; color: var(--muted); font-size: 0.82rem; }
.key { display: inline-block; width: 14px; height: 3px; vertical-align: middle; margin-right: 4px; }
.key-sup { background: var(--sup); }
.key-res { background: var(--res); }
.key-bb  { background: #888; }

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0.7rem 1rem; }
.form-grid label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.85rem; color: var(--text); }
.form-grid label input { width: 100%; }

.subcard {
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: 6px; padding: 0.85rem 1rem; margin-bottom: 0.85rem;
}
.subcard h4 { margin: 0 0 0.6rem 0; font-size: 0.95rem; color: var(--accent); }

label.param .row1 { display: flex; align-items: baseline; justify-content: space-between; gap: 0.5rem; }
label.param .t { font-weight: 500; color: var(--text); }
label.param .def { font-size: 0.72rem; color: var(--muted); }
label.param .def code {
  background: var(--bg); padding: 0.05rem 0.35rem; border-radius: 3px;
  border: 1px solid var(--border); font-size: 0.72rem;
}
label.param .d { font-size: 0.78rem; color: var(--muted); line-height: 1.4; }
label.param input { margin-top: 0.15rem; }
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } }

.tag {
  display: inline-block; padding: 0.1rem 0.45rem; border-radius: 4px;
  font-size: 0.75rem; background: var(--bg-3); color: var(--muted);
  border: 1px solid var(--border);
}
.tag.entry  { color: var(--accent); border-color: var(--accent); }
.tag.exit_sl_break_support,
.tag.exit_sl                  { color: var(--red); border-color: var(--red); }
.tag.exit_sl_breakeven        { color: var(--warn); border-color: var(--warn); }
.tag.exit_tp_failed_breakout,
.tag.exit_tp_target,
.tag.exit_tp_trailing,
.tag.exit_tp                  { color: var(--green); border-color: var(--green); }
.tag.exit_manual              { color: var(--warn); border-color: var(--warn); }
.tag.observe                  { opacity: 0.7; }

/* ---- Grid view ---------------------------------------------------------- */
.grid-levels-viz {
  display: flex; flex-direction: column-reverse;
  background: var(--bg-3); border: 1px solid var(--border); border-radius: 6px;
  padding: 0.4rem 0.6rem; margin-bottom: 0.75rem; max-height: 480px; overflow-y: auto;
}
.grid-level-row {
  display: grid; grid-template-columns: 3.5em 1fr 7em 7em 6em;
  gap: 0.5rem; align-items: center;
  padding: 0.18rem 0.4rem; font-size: 0.82rem;
  border-bottom: 1px dashed var(--border);
  font-family: ui-monospace, "JetBrains Mono", Consolas, monospace;
}
.grid-level-row:last-child { border-bottom: none; }
.grid-level-row .idx { color: var(--muted); }
.grid-level-row .price { color: var(--text); font-weight: 600; }
.grid-level-row .bar-cell {
  position: relative; height: 14px; background: var(--bg);
  border: 1px solid var(--border); border-radius: 3px; overflow: hidden;
}
.grid-level-row .bar-cell .marker {
  position: absolute; top: 0; bottom: 0; width: 2px; background: var(--accent);
}
.grid-level-row .bar-cell .seg {
  position: absolute; top: 0; bottom: 0; opacity: 0.6;
}
.grid-level-row.last-price { background: rgba(88,166,255,0.08); }
.grid-level-row.holding { background: rgba(38,166,154,0.08); }
.grid-level-row.holding .price { color: var(--green); }
.grid-level-row .side-buy  { color: var(--accent); }
.grid-level-row .side-sell { color: var(--green); }
.grid-level-row .side-none { color: var(--muted); }