:root {
  --bg: #0b0d11; --panel: #14171e; --panel-2: #1a1e27; --line: #262b36; --text: #e6e8ec; --muted: #8b93a3;
  --up: #26a69a; --down: #ef5350; --accent: #7c4dff; --warning: #f0b90b; --critical: #ef5350;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 13px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; }
button, input, select { font: inherit; color: var(--text); }
button { background: var(--panel-2); border: 1px solid var(--line); border-radius: 6px; padding: 6px 12px; cursor: pointer; }
button:hover:not(:disabled) { border-color: #3a4150; }
button:disabled { opacity: .45; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); }
button.danger { color: var(--down); border-color: rgba(239,83,80,.5); }
input, select { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 7px 9px; width: 100%; }
input:focus, select:focus { outline: none; border-color: var(--accent); }
code { background: var(--panel-2); padding: 1px 6px; border-radius: 4px; }
.muted { color: var(--muted); } .small { font-size: 12px; }
.num { font-variant-numeric: tabular-nums; }
.up { color: var(--up); } .down { color: var(--down); }
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 8px; }

.layout { display: grid; grid-template-columns: 260px 1fr; grid-template-rows: auto auto 1fr; min-height: 100vh; }
.topbar { grid-column: 1 / -1; display: flex; align-items: center; gap: 16px; padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--line); }
.brand { font-weight: 600; flex: 1; }
.engine { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 12px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); display: inline-block; }
.dot.on { background: var(--up); } .dot.off { background: var(--down); }
.banner { grid-column: 1 / -1; padding: 10px 16px; background: rgba(240,185,11,.1); color: var(--warning); border-bottom: 1px solid rgba(240,185,11,.3); }

.sidebar { border-right: 1px solid var(--line); background: var(--panel); overflow-y: auto; }
.side-title { padding: 12px 14px 6px; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.session-card { display: block; width: 100%; text-align: left; background: none; border: 0; border-left: 3px solid transparent; border-radius: 0; padding: 10px 14px; }
.session-card:hover { background: var(--panel-2); }
.session-card.active { background: var(--panel-2); border-left-color: var(--accent); }
.session-card .row-between + .row-between { margin-top: 4px; }
.side-tag { margin-left: 6px; font-size: 10px; padding: 0 5px; border-radius: 3px; }
.side-tag.long { background: rgba(38,166,154,.2); color: var(--up); } .side-tag.short { background: rgba(239,83,80,.2); color: var(--down); }
.status { font-size: 11px; font-weight: 500; padding: 1px 8px; border-radius: 10px; vertical-align: middle; }
.status.running { background: rgba(38,166,154,.15); color: var(--up); }
.status.paused { background: rgba(240,185,11,.15); color: var(--warning); }
.status.stopped { background: rgba(139,147,163,.15); color: var(--muted); }

.content { padding: 16px; overflow-x: hidden; min-width: 0; }
.placeholder { padding: 60px; text-align: center; }
.session { display: flex; flex-direction: column; gap: 14px; }
.session-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.session-head h2 { margin: 0 0 4px; font-size: 18px; }
.stop-reason { margin-top: 6px; color: var(--warning); font-size: 12px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.error { padding: 8px 12px; border: 1px solid var(--down); border-radius: 6px; color: var(--down); }

.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.tile { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; }
.tile-label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.tile-value { font-size: 20px; font-weight: 600; margin-top: 2px; }
.tile-sub { font-size: 11px; margin-top: 2px; }

.two-col { display: grid; grid-template-columns: 2fr 1fr; gap: 14px; }
@media (max-width: 1100px) { .two-col { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px; min-width: 0; }
.card-title { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }

.chart { position: relative; }
.chart svg { width: 100%; height: 220px; display: block; }
.chart .grid { stroke: var(--line); stroke-width: 1; vector-effect: non-scaling-stroke; }
.chart .baseline { stroke: var(--muted); stroke-dasharray: 4 4; stroke-width: 1; vector-effect: non-scaling-stroke; }
.chart .axis { fill: var(--muted); font-size: 11px; }
.chart .equity { fill: none; stroke-width: 2; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.chart .equity.up { stroke: var(--up); } .chart .equity.down { stroke: var(--down); }
.chart .crosshair { stroke: var(--muted); stroke-width: 1; vector-effect: non-scaling-stroke; }
.chart .dot-mark { stroke: var(--panel); stroke-width: 2; vector-effect: non-scaling-stroke; }
.chart .dot-mark.up { fill: var(--up); } .chart .dot-mark.down { fill: var(--down); }
.chart .tooltip { position: absolute; top: 4px; transform: translateX(-50%); background: var(--panel-2); border: 1px solid var(--line); border-radius: 6px; padding: 4px 8px; pointer-events: none; white-space: nowrap; }
.chart-empty { height: 220px; display: grid; place-items: center; }

.rules { display: flex; flex-direction: column; gap: 10px; }
.bar { height: 6px; background: var(--panel-2); border-radius: 3px; margin-top: 4px; overflow: hidden; }
.fill { height: 100%; border-radius: 3px; }
.fill.ok { background: var(--up); } .fill.good { background: var(--up); } .fill.warning { background: var(--warning); } .fill.critical { background: var(--critical); }

.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin: -4px -4px 0; overflow-x: auto; }
.tabs button { background: none; border: 0; border-bottom: 2px solid transparent; border-radius: 0; color: var(--muted); padding: 8px 12px; white-space: nowrap; }
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }
.table-wrap { overflow-x: auto; max-height: 460px; overflow-y: auto; }
.grid-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.grid-table th { position: sticky; top: 0; background: var(--panel); text-align: left; font-weight: 500; color: var(--muted); padding: 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.grid-table td { padding: 7px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.grid-table tr:hover td { background: var(--panel-2); }
.grid-table .r { text-align: right; }
.grid-table td.num, .grid-table td.r { white-space: nowrap; font-variant-numeric: tabular-nums; }
.grid-table .reason { color: var(--muted); max-width: 360px; }
.grid-table .nowrap { white-space: nowrap; }
.grid-table .cap { text-transform: capitalize; }
.empty-row { text-align: center; padding: 24px !important; }
.side { font-weight: 600; }
.status-cell.cancelled, .status-cell.rejected { color: var(--muted); }
.action.open_long { color: var(--up); } .action.open_short { color: var(--down); } .action.error { color: var(--down); }
.action.hold { color: var(--muted); }

.create { max-width: 900px; }
.create h2 { margin: 0 0 4px; }
fieldset { border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px 14px; margin: 14px 0 0; background: var(--panel); }
legend { padding: 0 6px; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field > span { font-size: 12px; }
.field small { font-size: 11px; }
.field.check { flex-direction: row; align-items: center; gap: 8px; padding-top: 18px; }
.field.check input { width: auto; }
.form-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
.cost-check { margin-top: 12px; padding: 8px 10px; border-radius: 6px; border: 1px solid var(--line); background: var(--panel-2); }
.cost-check.ok { border-color: rgba(38,166,154,.5); }
.cost-check.warning { border-color: rgba(240,185,11,.6); color: var(--warning); }
.cost-check.critical { border-color: rgba(239,83,80,.6); color: var(--down); }
.cost-check b { color: var(--text); }
.style-select { width: auto; padding: 6px 8px; }
button.link { background: none; border: 0; padding: 0; color: inherit; text-decoration: underline dotted; }
.engine.link { text-decoration: none; display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 12px; }
.engine.link:hover { color: var(--text); }
.banner button.link { color: var(--warning); margin-left: 6px; }
.ok-msg { padding: 8px 12px; border: 1px solid var(--up); border-radius: 6px; color: var(--up); margin-top: 12px; }
.connection { max-width: 640px; }

/* Phone / narrow: sessions become a horizontal strip above the content. */
@media (max-width: 800px) {
  .layout { grid-template-columns: 1fr; grid-template-rows: auto auto auto 1fr; }
  .topbar { flex-wrap: wrap; gap: 8px 12px; padding: 10px 12px; }
  .brand .muted { display: none; }
  .sidebar { border-right: 0; border-bottom: 1px solid var(--line); }
  .sessions { display: flex; overflow-x: auto; }
  .side-title { display: none; }
  .session-card { min-width: 200px; border-left: 0; border-bottom: 3px solid transparent; }
  .session-card.active { border-bottom-color: var(--accent); }
  .content { padding: 12px; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .tile-value { font-size: 17px; }
  .actions { width: 100%; }
  .actions > * { flex: 1 1 auto; }
}
.picker { position: relative; }
.picker-input { position: relative; }
.picker-input input { padding-right: 150px; }
.picker-meta { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); font-size: 11px; pointer-events: none; font-variant-numeric: tabular-nums; }
.picker-pop { position: absolute; z-index: 20; left: 0; right: 0; min-width: 340px; top: calc(100% + 4px); background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 12px 32px rgba(0,0,0,.45); overflow: hidden; }
.picker-tabs { display: flex; gap: 4px; align-items: center; padding: 6px; border-bottom: 1px solid var(--line); }
.picker-tabs button { padding: 3px 10px; font-size: 12px; background: none; }
.picker-tabs button.active { background: var(--accent); border-color: var(--accent); }
.picker-count { margin-left: auto; padding-right: 4px; }
.picker ul { list-style: none; margin: 0; padding: 4px 0; max-height: 320px; overflow-y: auto; }
.picker li { display: grid; grid-template-columns: 1fr auto 64px 56px; gap: 10px; align-items: center; padding: 6px 10px; cursor: pointer; font-size: 12px; }
.picker li.active { background: rgba(124,77,255,.18); }
.picker li.current .picker-id { font-weight: 600; }
.picker li .num { text-align: right; }
.picker-id { display: flex; align-items: center; gap: 6px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.picker-id mark { background: none; color: var(--accent); font-weight: 700; }
.picker-type { font-size: 10px; padding: 0 5px; border-radius: 3px; background: var(--line); color: var(--muted); }
.picker-type.swap { background: rgba(240,185,11,.15); color: var(--warning); }
.picker-empty { padding: 16px; text-align: center; font-size: 12px; }
.seg { display: inline-flex; gap: 2px; background: var(--bg); border: 1px solid var(--line); border-radius: 7px; padding: 2px; }
.seg button { border: 0; background: none; padding: 4px 12px; font-size: 12px; color: var(--muted); border-radius: 5px; }
.seg button.active { background: var(--panel-2); color: var(--text); }
.top-nav { margin-right: 4px; }
.chart .bar { fill: var(--accent); }
.chart .bar.hover { fill: #9a75ff; }
.chart .bar.over { fill: var(--down); }
.chart .limit-line { stroke: var(--warning); stroke-dasharray: 5 4; stroke-width: 1; vector-effect: non-scaling-stroke; }
.usage .chart svg { height: 180px; }
.fill.neutral { background: var(--accent); }
.tile .bar { margin-top: 8px; }
.banner-inline { padding: 8px 12px; border: 1px solid rgba(240,185,11,.5); border-radius: 6px; color: var(--warning); background: rgba(240,185,11,.08); }
.usage-form { display: flex; flex-direction: column; gap: 10px; }
.usage-form .form-actions { margin-top: 4px; }
.presets { display: flex; gap: 6px; margin-top: -4px; }
.presets button { padding: 2px 10px; font-size: 11px; }
@media (max-width: 800px) { .top-nav { order: 3; width: 100%; } .top-nav button { flex: 1; } }
.two-col.even { grid-template-columns: 1fr 1fr; }
@media (max-width: 1100px) { .two-col.even { grid-template-columns: 1fr; } }
.ai-config fieldset { margin: 0; }
.check-row { flex-direction: row !important; align-items: flex-start; gap: 8px; margin: 6px 0; }
.check-row input { width: auto; margin-top: 3px; }
.test-row { display: flex; align-items: center; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.key-note { padding: 7px 9px; border: 1px dashed var(--line); border-radius: 6px; font-size: 12px; color: var(--muted); }
.status-card { border-left: 3px solid var(--up); }
.status-card.openai { border-left-color: var(--warning); }
.status-card.none { border-left-color: var(--down); }
.status-big { font-size: 18px; font-weight: 600; }
.warn-text { color: var(--warning); }
.prov { font-size: 10px; font-weight: 600; padding: 1px 6px; border-radius: 3px; margin-left: 4px; background: rgba(124,77,255,.18); color: #b69cff; }
.prov.openai { background: rgba(240,185,11,.15); color: var(--warning); }
td > .prov:first-child { margin-left: 0; }
/* Profit analytics */
.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 10px 12px; }
.date-range { display: inline-flex; gap: 6px; align-items: center; }
.date-range input { width: auto; padding: 4px 8px; color-scheme: dark; }
.check { display: inline-flex; gap: 6px; align-items: center; cursor: pointer; }
.check input { width: auto; }
.best-worst { display: flex; gap: 18px; flex-wrap: wrap; margin-top: -4px; }
.chart .bar.pos { fill: var(--up); }
.chart .bar.neg { fill: var(--down); }
.chart .bar.pos.hover, .chart .bar.neg.hover { opacity: .8; }
.chart .baseline-solid { stroke: var(--muted); stroke-width: 1; vector-effect: non-scaling-stroke; }
.chart .line { fill: none; stroke-width: 2; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.chart .line.up { stroke: var(--up); } .chart .line.down { stroke: var(--down); }
.chart .line.accent { stroke: var(--accent); } .chart .line.muted-line { stroke: var(--muted); }
.chart .line.dashed { stroke-dasharray: 5 4; stroke-width: 1.5; }
.chart .dot-mark.accent { fill: var(--accent); } .chart .dot-mark.muted-line { fill: var(--muted); }
.legend { display: flex; gap: 14px; font-size: 11px; color: var(--muted); margin-bottom: 4px; }
.swatch { display: inline-block; width: 14px; height: 0; border-top: 2px solid var(--muted); vertical-align: middle; margin-right: 4px; }
.swatch.accent { border-color: var(--accent); } .swatch.up { border-color: var(--up); } .swatch.down { border-color: var(--down); }
.swatch.dashed { border-top-style: dashed; }
.tooltip .swatch { width: 10px; }
.cal-wrap { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px; margin-top: 6px; }
.cal-head { font-size: 10px; color: var(--muted); text-align: center; }
.cal-cell { aspect-ratio: 1; border-radius: 4px; display: grid; place-items: center; font-size: 10px; color: var(--text); background: var(--panel-2); cursor: default; }
.cal-cell.none { color: var(--muted); }
.cal-cell.flat { background: #3a3f4b; }
.cal-cell.pos.s1 { background: rgba(38,166,154,.22); } .cal-cell.pos.s2 { background: rgba(38,166,154,.42); }
.cal-cell.pos.s3 { background: rgba(38,166,154,.66); } .cal-cell.pos.s4 { background: rgba(38,166,154,.95); }
.cal-cell.neg.s1 { background: rgba(239,83,80,.22); } .cal-cell.neg.s2 { background: rgba(239,83,80,.42); }
.cal-cell.neg.s3 { background: rgba(239,83,80,.66); } .cal-cell.neg.s4 { background: rgba(239,83,80,.95); }
.cal-legend { display: flex; align-items: center; gap: 4px; margin-top: 12px; flex-wrap: wrap; }
.cal-legend i.cal-cell { width: 14px; height: 14px; aspect-ratio: auto; display: inline-block; }
.cal-hover { margin-left: 12px; }
.session-filter { position: relative; }
.session-filter-pop { position: absolute; z-index: 20; top: calc(100% + 4px); left: 0; min-width: 260px; max-height: 320px; overflow-y: auto; background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; display: flex; flex-direction: column; gap: 6px; box-shadow: 0 12px 32px rgba(0,0,0,.45); }