:root {
  --bg: #17212b; --bg2: #232e3c; --fg: #f5f5f5; --hint: #8b98a5; --accent: #5288c1;
  --accent-fg: #ffffff; --up: #4caf50; --down: #ef5350; --line: #2b3a4a;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #ffffff; --bg2: #f1f3f5; --fg: #111; --hint: #6b7280; --accent: #2481cc; --accent-fg: #fff; --line: #e5e7eb;
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--fg);
  font: 15px/1.35 -apple-system, system-ui, "Segoe UI", Roboto, sans-serif; -webkit-text-size-adjust: 100%; }
button, input { font: inherit; color: inherit; }
a { color: var(--accent); text-decoration: none; }
header#top { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; gap: 8px; padding: 8px 12px;
  background: var(--bg2); border-bottom: 1px solid var(--line); }
#chain { font-weight: 600; white-space: nowrap; }
nav { display: flex; gap: 4px; margin-left: auto; }
.tab { background: transparent; border: 1px solid var(--line); border-radius: 6px; padding: 5px 10px; }
.tab.on { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
#conn { color: var(--down); font-size: 12px; }
#conn.on { color: var(--up); }
main { padding: 10px 12px 40px; max-width: 1240px; margin: 0 auto; }
.screen { display: none; }
.screen.on { display: block; }
.muted { color: var(--hint); }
.small { font-size: 13px; }
.hidden { display: none !important; }
.row { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 6px 0; }
.row.between { justify-content: space-between; }
.row.head { justify-content: space-between; font-size: 17px; }
.label { font-weight: 600; margin: 2px 0; }
.block { border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; margin: 10px 0; background: var(--bg2); }
input[type=text] { width: 100%; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg2); outline: none; }
input#amount { width: 90px; padding: 6px 8px; }
button { border: 1px solid var(--line); border-radius: 8px; background: var(--bg2); padding: 7px 10px; cursor: pointer; touch-action: manipulation; }
button.on { border-color: var(--accent); background: var(--accent); color: var(--accent-fg); }
button.flat { border: none; background: transparent; padding: 4px 6px; color: var(--accent); }
button.wide { flex: 1 1 45%; padding: 11px 8px; font-weight: 600; }
button.go { background: var(--up); color: #fff; border-color: var(--up); }
button.danger { background: var(--down); color: #fff; border-color: var(--down); }
button:disabled { opacity: .5; cursor: default; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { padding: 5px 8px; border-radius: 14px; font-size: 13px; }
.chip small { color: var(--hint); }
.chip.on small { color: inherit; opacity: .85; }
#poslist .pos, #wlist .w { display: grid; grid-template-columns: 1fr auto auto; gap: 4px 10px; padding: 9px 2px;
  border-bottom: 1px solid var(--line); align-items: center; cursor: pointer; }
#wlist .w { cursor: default; grid-template-columns: 1fr auto; }
.pos .sym { font-weight: 600; }
.pos .sub, .w .sub { grid-column: 1 / -1; color: var(--hint); font-size: 13px; }
.up { color: var(--up); }
.down { color: var(--down); }
.right { text-align: right; }
#chart { height: 42vh; min-height: 220px; margin: 6px -4px 4px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 6px; margin-top: 6px; }
.cell { border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; background: var(--bg2); min-width: 0; }
.cell .k { display: block; font-size: 12px; color: var(--hint); }
.cell .v { display: block; font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cell .v small { font-size: 12px; color: var(--hint); font-weight: 400; }
.cell .s { display: block; font-size: 12px; color: var(--hint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cell .s .up { color: var(--up); } .cell .s .down { color: var(--down); }
#results .res { padding: 6px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
#preview table { width: 100%; border-collapse: collapse; font-size: 13px; }
#preview td { padding: 3px 2px; border-bottom: 1px solid var(--line); }
#preview .fail { color: var(--down); }
.flows { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 6px; margin: 6px 0 2px; }
.flow { border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; background: var(--bg2); font-size: 13px; }
.flow .label { display: inline-block; width: 52px; }
.flow b { font-size: 15px; }
.flow .muted { display: block; font-size: 12px; }
#chartwrap { display: flex; flex-direction: column; gap: 8px; margin: 6px 0 4px; }
#chartwrap > * { min-width: 0; }  /* the chart canvas must not dictate the row's widths */
#stream { border: 1px solid var(--line); border-radius: 8px; padding: 6px 8px; background: var(--bg2); max-height: 40vh; overflow: auto; }
.tr { display: grid; grid-template-columns: 62px 44px 1fr 1fr auto; gap: 6px; padding: 4px 4px; border-bottom: 1px solid var(--line); font-size: 13px; align-items: center; color: var(--fg); }
.tr .when { color: var(--hint); }
.tr .cur { color: #1e5bd6; font-weight: 700; }          /* the currency, dark blue */
.tr .amt { font-size: 14px; }
.tr .tok { font-weight: 600; }
.tr .pct { color: var(--fg); font-weight: 600; font-size: 12px; }
.tr .usd { color: var(--hint); font-size: 11px; }
.tr.other .usd { color: #3c3c3c; }
#intervals .log { margin-left: 8px; font-size: 12px; padding: 5px 8px; }
.tr .who { color: #fff; font-weight: 600; }
.tr .who.own { color: #ffd54f; }                          /* my own wallets, by name: yellow */
/* my rows: blue tint, BUY / amount green, SELL / amount red */
.tr.mine { background: rgba(82, 136, 193, .22); }
.tr.mine.buy .side, .tr.mine.buy .amt { color: var(--up); }
.tr.mine.sell .side, .tr.mine.sell .amt { color: var(--down); }
/* everyone else: a light green (bought) or light red (sold) row, the words and numbers in a
   dark tone of the same colour, the token amount and its share black, the trader dark */
.tr.other { color: #1a1a1a; }
.tr.other.buy { background: #b9efc4; }
.tr.other.sell { background: #f6c0c0; }
.tr.other.buy .side, .tr.other.buy .amt { color: #0a4d1f; }
.tr.other.sell .side, .tr.other.sell .amt { color: #7a0e0e; }
.tr.other .when { color: #3c3c3c; }
.tr.other .tok, .tr.other .pct { color: #000; }
.tr.other .cur { color: #10306e; }
.tr.other .who { color: #1a1a1a; }
@media (min-width: 720px) {
  #chartwrap { flex-direction: row; align-items: stretch; }
  #chart { flex: 1 1 0; margin: 0; }
  #stream { flex: 0 0 360px; max-height: 42vh; }
}
#toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); background: var(--bg2); border: 1px solid var(--line);
  color: var(--fg); padding: 8px 12px; border-radius: 8px; max-width: 92vw; z-index: 5; }

/* ---- tasks ---- */
textarea { width: 100%; box-sizing: border-box; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg); color: var(--fg); font: inherit; resize: vertical; margin: 4px 0; }
.task { border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; margin: 8px 0; background: var(--bg2); }
.task .head { display: flex; justify-content: space-between; gap: 8px; align-items: baseline; }
.task .title { font-weight: 600; }
.task .status { font-size: 12px; padding: 2px 8px; border-radius: 10px; border: 1px solid var(--line); white-space: nowrap; }
.task .status.running, .task .status.armed { border-color: var(--up); color: var(--up); }
.task .status.paused, .task .status.draft { border-color: #ffb300; color: #ffb300; }
.task .status.failed, .task .status.cancelled { border-color: var(--down); color: var(--down); }
.task .status.done { border-color: var(--accent); color: var(--accent); }
.task ul { margin: 6px 0; padding-left: 18px; }
.task .text { font-style: italic; color: var(--hint); font-size: 13px; }
.task .bar { height: 5px; background: var(--line); border-radius: 3px; margin: 6px 0; overflow: hidden; }
.task .bar i { display: block; height: 100%; background: var(--accent); }
.task .q { color: #ffb300; }
.task .actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.task .actions button { padding: 6px 10px; }
.task .log { font-size: 12px; color: var(--hint); margin-top: 6px; max-height: 180px; overflow: auto; }