:root {
  --bg: #0b0f14; --panel: #121821; --panel2: #18202b; --line: #243040;
  --text: #dbe4ee; --muted: #7d8a99; --up: #22c55e; --down: #ef4444; --accent: #3b82f6; --warn: #f59e0b;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-size: 13px; }
.num, td.r, .metrics b { font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.up { color: var(--up); } .down { color: var(--down); } .warn { color: var(--warn); }
.hidden { display: none !important; }

.topbar { display: flex; align-items: center; gap: 18px; padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { font-weight: 800; letter-spacing: .5px; font-size: 16px; }
.brand span { font-weight: 400; color: var(--muted); }
.status-pill { padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--panel2); border: 1px solid var(--line); }
.status-pill.open { color: var(--up); border-color: var(--up); }
.status-pill.ext { color: var(--warn); border-color: var(--warn); }
.status-pill.closed { color: var(--muted); }
.metrics { display: flex; gap: 20px; flex-wrap: wrap; }
.metrics label { display: block; font-size: 10px; text-transform: uppercase; color: var(--muted); letter-spacing: .5px; }
.metrics b { font-size: 15px; }
.top-actions { margin-left: auto; display: flex; gap: 8px; align-items: center; }

.banner { padding: 8px 16px; background: #2a1f08; color: var(--warn); border-bottom: 1px solid #4a3510; }

.layout { display: grid; grid-template-columns: 260px 1fr 280px; grid-template-rows: minmax(380px, 56vh) auto; gap: 10px; padding: 10px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; display: flex; flex-direction: column; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.panel-head h2 { margin: 0; font-size: 14px; }
.watchlist { overflow-y: auto; }
.bottom { grid-column: 1 / -1; min-height: 220px; }

.tbl { width: 100%; border-collapse: collapse; }
.tbl th { text-align: left; font-weight: 500; color: var(--muted); font-size: 11px; padding: 6px 10px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--panel); }
.tbl td { padding: 6px 10px; border-bottom: 1px solid #1a2230; }
.tbl .r { text-align: right; }
.tbl tbody tr:hover { background: var(--panel2); }
#watchTable tbody tr { cursor: pointer; }
#watchTable tr.sel { background: #1b2a40; }
.sym { font-weight: 700; }
.x { background: none; border: 0; color: var(--muted); cursor: pointer; }
.x:hover { color: var(--down); }
.flash-up { animation: fu .8s; } .flash-down { animation: fd .8s; }
@keyframes fu { from { background: rgba(34,197,94,.35); } }
@keyframes fd { from { background: rgba(239,68,68,.35); } }

.add-form { display: flex; gap: 4px; }
.add-form input { width: 120px; }
input, select { background: var(--bg); color: var(--text); border: 1px solid var(--line); border-radius: 5px; padding: 6px 8px; font: inherit; width: 100%; }
input:focus, select:focus { outline: 1px solid var(--accent); }

.btn { background: var(--panel2); color: var(--text); border: 1px solid var(--line); border-radius: 6px; padding: 6px 12px; cursor: pointer; font: inherit; }
.btn:hover { border-color: var(--accent); }
.btn.small { padding: 4px 9px; }
.btn.danger { border-color: #5b1f1f; color: #fca5a5; }
.btn.submit { width: 100%; padding: 10px; font-weight: 700; font-size: 14px; border: 0; color: #fff; }
.btn.submit.buy { background: #15803d; } .btn.submit.sell { background: #b91c1c; }
.btn.submit:disabled { opacity: .5; cursor: not-allowed; }

.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.seg button { background: none; border: 0; color: var(--muted); padding: 5px 10px; cursor: pointer; font: inherit; font-size: 12px; }
.seg button.on { background: var(--panel2); color: var(--text); }
.seg.full { display: flex; margin: 8px 0; } .seg.full button { flex: 1; padding: 8px; font-weight: 600; }
.seg button.buy.on { background: #14532d; color: #bbf7d0; } .seg button.sell.on { background: #7f1d1d; color: #fecaca; }

.chart-wrap { position: relative; flex: 1; min-height: 0; }
#chart { position: absolute; inset: 0; width: 100%; height: 100%; }
.chart-tip { position: absolute; top: 8px; left: 10px; background: rgba(11,15,20,.85); border: 1px solid var(--line); border-radius: 5px; padding: 4px 8px; font-size: 11px; pointer-events: none; font-variant-numeric: tabular-nums; }

.ticket form { padding: 12px; display: flex; flex-direction: column; gap: 6px; }
.field label { display: block; font-size: 11px; color: var(--muted); margin-bottom: 3px; }
.quote-box { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 8px; font-variant-numeric: tabular-nums; }
.quote-box .big { font-size: 20px; font-weight: 700; }
.quick { display: flex; gap: 4px; } .quick button { flex: 1; background: var(--panel2); border: 1px solid var(--line); color: var(--text); border-radius: 4px; padding: 4px 0; cursor: pointer; font-size: 11px; }
.est { color: var(--muted); font-size: 12px; min-height: 32px; font-variant-numeric: tabular-nums; }
.hint { color: var(--muted); font-size: 11px; margin: 4px 0 0; }
kbd { background: var(--panel2); border: 1px solid var(--line); border-radius: 3px; padding: 0 4px; font-size: 10px; }

.tabs { display: flex; border-bottom: 1px solid var(--line); }
.tabs button { background: none; border: 0; color: var(--muted); padding: 10px 16px; cursor: pointer; font: inherit; border-bottom: 2px solid transparent; }
.tabs button.on { color: var(--text); border-bottom-color: var(--accent); }
.tab-body { overflow: auto; max-height: 34vh; }
.empty { padding: 20px; color: var(--muted); text-align: center; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; padding: 12px; }
.stat { background: var(--panel2); border-radius: 6px; padding: 10px; } .stat label { font-size: 11px; color: var(--muted); display: block; } .stat b { font-size: 18px; }

dialog { background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 10px; width: 380px; }
dialog::backdrop { background: rgba(0,0,0,.6); }
dialog form { display: flex; flex-direction: column; gap: 10px; }
dialog h2 { margin: 0 0 4px; }
.check { display: flex; gap: 8px; align-items: flex-start; } .check input { width: auto; margin-top: 2px; }
.dlg-actions { display: flex; justify-content: flex-end; gap: 8px; }

#toasts { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 10; }
.toast { background: var(--panel2); border: 1px solid var(--line); border-left: 4px solid var(--accent); padding: 10px 14px; border-radius: 6px; min-width: 240px; animation: tin .2s; }
.toast.ok { border-left-color: var(--up); } .toast.err { border-left-color: var(--down); }
@keyframes tin { from { transform: translateY(10px); opacity: 0; } }

@media (max-width: 1000px) {
  .layout { grid-template-columns: 1fr; grid-template-rows: auto; }
  .chart-panel { min-height: 360px; }
  .watchlist { max-height: 300px; }
}

.tag { font-size: 10px; padding: 1px 5px; border-radius: 3px; background: var(--panel2); border: 1px solid var(--line); color: var(--muted); }
.tab-tools { display: flex; justify-content: flex-end; padding: 6px 10px 0; }
.eq-wrap { padding: 0 12px 12px; } .eq-title { font-size: 11px; margin-bottom: 4px; }
#eqCurve { width: 100%; height: 140px; display: block; background: var(--bg); border-radius: 6px; }
.bracket { display: grid; grid-template-columns: 1fr 1fr 80px; gap: 6px; }
.seg button:disabled { opacity: .35; cursor: not-allowed; }
.chart-panel .panel-head { flex-wrap: wrap; }
#keyDlg { width: 460px; } #keyDlg a { color: var(--accent); }
#keyDlg ol { padding-left: 18px; margin: 0; } code { background: var(--panel2); padding: 1px 4px; border-radius: 3px; }
.ticket { overflow-y: auto; } .ticket form { flex-shrink: 0; }