/* Trade studies (js/views/trade.js). Series colors follow the alternative, in a fixed order. */
:root {
  --tr-c1: #2a78d6; --tr-c2: #eb6834; --tr-c3: #1baf7a; --tr-c4: #eda100;
  --tr-c5: #e87ba4; --tr-c6: #008300; --tr-c7: #4a3aa7; --tr-c8: #e34948;
  --tr-lo: #86b6ef; --tr-hi: #1c5cab; --tr-neg: #d03b3b;
}
:root[data-theme=dark] {
  --tr-c1: #3987e5; --tr-c2: #d95926; --tr-c3: #199e70; --tr-c4: #c98500;
  --tr-c5: #d55181; --tr-c6: #008300; --tr-c7: #9085e9; --tr-c8: #e66767;
  --tr-lo: #6da7ec; --tr-hi: #2a78d6; --tr-neg: #ef6b5e;
}
.tr-title { font-size: var(--fs-lg); font-weight: 600; min-width: 220px; max-width: 420px; flex: 0 1 auto; border-color: transparent; background: transparent; }
.tr-title:hover, .tr-title:focus { border-color: var(--line); background: var(--input-bg); }
.tr-dec { color: var(--muted); display: inline-flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.tr-pill { display: inline-block; font-size: var(--fs-xs); padding: 1px 8px; border-radius: var(--r-pill); background: var(--chip-bg); border: 1px solid var(--chip-line); color: var(--chip-text); white-space: nowrap; }
.tr-pill.ok { background: color-mix(in srgb, var(--ok) 14%, transparent); border-color: color-mix(in srgb, var(--ok) 45%, transparent); color: var(--text); }
.tr-pill.warn { background: color-mix(in srgb, var(--warn) 16%, transparent); border-color: color-mix(in srgb, var(--warn) 50%, transparent); color: var(--text); }
.tr-empty { text-align: center; padding: 40px 16px; }
.tr-empty p { margin: 0 0 8px; }
.tr-recorded { border-left: 3px solid var(--ok); }
.tr-rec-line { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.tr-just { margin-top: 8px; color: var(--text-2); }
.tr-body > .card { margin-bottom: 14px; }
.tr-alts { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-bottom: 12px; }
.tr-alts-h { font-weight: 600; margin-right: 4px; }
.tr-chip { display: inline-flex; align-items: center; gap: 6px; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 2px 4px 2px 10px; }
.tr-chip a { color: var(--text); }
.tr-chip button { border: 0; background: none; color: var(--muted); font-size: 15px; line-height: 1; padding: 0 4px; cursor: pointer; }
.tr-chip button:hover { color: var(--danger); }
.tr-dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--c, var(--tr-c1)); flex: none; }
.tr-altcol { white-space: nowrap; }
.tr-altcol .tr-dot { margin-right: 6px; vertical-align: -1px; }
.tr-matrix td { vertical-align: middle; }
.tr-matrix .tr-cname { width: 100%; min-width: 150px; }
.tr-matrix .tr-num { width: 72px; text-align: right; }
.tr-matrix .tr-units { width: 70px; }
.tr-cell { white-space: nowrap; }
.tr-u { display: inline-block; min-width: 30px; margin-left: 6px; font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.tr-method { white-space: nowrap; }
.tr-total td { background: var(--panel-2); font-weight: 600; border-top: 1px solid var(--line); }
.tr-chart { display: block; overflow: visible; }
.tr-chart text { font-family: var(--font); }
.tr-grid { stroke: var(--line-2); stroke-width: 1; }
.tr-zero { stroke: var(--line-strong); stroke-width: 1; }
.tr-axis { fill: var(--muted); font-size: 11px; }
.tr-lab { fill: var(--text); font-size: 12px; }
.tr-val { fill: var(--text-2); font-size: 12px; font-variant-numeric: tabular-nums; }
.tr-bar.lead .tr-lab, .tr-bar.lead .tr-val { font-weight: 600; fill: var(--text); }
.tr-hitbox { fill: transparent; }
g:hover > .tr-hitbox { fill: var(--hover); }
.tr-seg { opacity: .07; }
.tr-line { stroke-width: 2; fill: none; }
.tr-hit { stroke: transparent; stroke-width: 12; }
.tr-now { stroke: var(--text-2); stroke-width: 1; stroke-dasharray: 4 3; }
.tr-rev { fill: var(--panel); stroke: var(--text); stroke-width: 2; }
.tr-tlo { fill: var(--tr-lo); }
.tr-thi { fill: var(--tr-hi); }
.tr-tlo.neg, .tr-thi.neg { stroke: var(--tr-neg); stroke-width: 2; }
.tr-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 12px; color: var(--text-2); margin: 0 0 8px; }
.tr-legend > span { display: inline-flex; align-items: center; gap: 6px; }
.tr-lk::before { content: ''; display: inline-block; width: 12px; height: 10px; border-radius: 2px; }
.tr-lk.lo::before { background: var(--tr-lo); }
.tr-lk.hi::before { background: var(--tr-hi); }
.tr-lk.neg::before { background: transparent; border: 2px solid var(--tr-neg); width: 9px; height: 7px; }
.tr-rev-note { font-weight: 600; margin: 8px 0 4px; }
.tr-grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 14px; margin-bottom: 14px; }
.tr-grid2 > .card { min-width: 0; }
.tr-pugh td.tr-pc, .tr-pugh th.tr-altcol { text-align: center; }
.tr-pc.datum { color: var(--muted); font-weight: 600; }
.tr-pb { min-width: 34px; border: 1px solid var(--line); background: var(--panel); color: var(--text); border-radius: 4px; padding: 1px 8px; font: inherit; font-weight: 600; cursor: pointer; }
.tr-pb.plus { border-color: var(--ok); color: var(--ok); }
.tr-pb.minus { border-color: var(--danger); color: var(--danger); }
.tr-dlab { margin-left: 12px; font-weight: normal; }
.tr-note { margin: -4px 0 12px; }
.tr-radios { display: flex; flex-direction: column; gap: 4px; }
.tr-radio { display: flex; align-items: center; gap: 4px; font-weight: normal; }
.tr-rlab { display: flex; align-items: center; gap: 10px; }
.tr-row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 700px) { .tr-grid2 { grid-template-columns: 1fr; } .tr-row2 { grid-template-columns: 1fr; } }