:root {
  color-scheme: light;
  --bg: #EEF1F4;
  --panel: #FFFFFF;
  --ink: #18222E;
  --muted: #5A6878;
  --line: #C9D1DA;
  --go: #0E7C66;
  --warn: #A15C07;
  --stop: #B42318;
  --calm: #2F6FB0;
  --font: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --cond: "IBM Plex Sans Condensed", "Arial Narrow", "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #141B23; --panel: #1C2530; --ink: #E4E9EF; --muted: #9AA7B5;
    --line: #34404D; --go: #3BB894; --warn: #E0A040; --stop: #F06A5E; --calm: #6FA8E0;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 var(--font); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.top { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: .5rem 2rem; padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--line); }
.top h1 { margin: 0; font: 600 1.35rem/1.2 var(--cond); }
.mode { margin: 0; color: var(--muted); }

.grid { display: grid; gap: 1.25rem; padding: 1.25rem 1.5rem 2rem;
  grid-template-columns: minmax(280px, 1fr) minmax(320px, 1.4fr);
  grid-template-areas: "control market" "agent agent" "wave3 wave3" "chain chain" "paper paper" "snapshot snapshot" "settings log"; max-width: 1200px; }
@media (max-width: 860px) { .grid { grid-template-columns: 1fr;
  grid-template-areas: "control" "market" "agent" "wave3" "chain" "paper" "snapshot" "settings" "log"; } }
.paper { grid-area: paper; }
.paper-grid { display: grid; grid-template-columns: minmax(300px, 1fr) minmax(320px, 1.5fr); gap: 1.5rem; }
@media (max-width: 860px) { .paper-grid { grid-template-columns: 1fr; } }
.inline { display: flex; align-items: center; gap: .6rem; margin: .5rem 0; }
.inline select { width: auto; }
table.legs { border-collapse: collapse; width: 100%; margin: .5rem 0 .9rem; }
.legs th { text-align: left; color: var(--muted); font-weight: 500; font-size: .85rem; padding: .2rem .3rem; }
.legs td { padding: .2rem .3rem; }
.legs input { width: 4.5rem; }
#tkResult { margin-top: .8rem; font-size: .92rem; }
#tkResult .ok { color: var(--go); font-weight: 600; } #tkResult .no { color: var(--stop); font-weight: 600; }
#tkResult ul { margin: .3rem 0 0 1.1rem; padding: 0; }
.book-head { display: flex; justify-content: space-between; align-items: center; }
.pnl { font-variant-numeric: tabular-nums; }
.pos { border-top: 1px solid var(--line); padding: .6rem 0; }
.pos-head { display: flex; flex-wrap: wrap; gap: .3rem 1.2rem; align-items: baseline; }
.pos-head b { font-variant-numeric: tabular-nums; }
.pos-head .close { margin-left: auto; padding: .3rem .7rem; }
.pos table { border-collapse: collapse; width: 100%; font-size: .85rem; margin-top: .4rem; font-variant-numeric: tabular-nums; }
.pos td, .pos th { padding: .2rem .4rem; text-align: right; border-bottom: 1px solid var(--line); }
.pos td:first-child, .pos th:first-child, .pos td:nth-child(2), .pos th:nth-child(2) { text-align: left; }
.up { color: var(--go); } .down { color: var(--stop); }
#closed p { margin: .2rem 0; font-size: .9rem; font-variant-numeric: tabular-nums; }
.snapshot { grid-area: snapshot; }
#snapBox { margin-top: .75rem; max-height: 520px; color: var(--ink); }
.events { margin-top: 1.25rem; border-top: 1px solid var(--line); padding-top: .75rem; }
.events ul { list-style: none; margin: .4rem 0; padding: 0; font-size: .9rem; }
.events li { display: grid; grid-template-columns: 9rem 1fr; gap: .5rem; padding: .25rem 0; }
.events li .when { color: var(--muted); font-variant-numeric: tabular-nums; }
.events li.high .what { font-weight: 600; }
.events li.high .what::after { content: " (high impact)"; color: var(--stop); font-weight: 500; }
.events code { font-size: .85em; }
.chain { grid-area: chain; }
.chain-sum { display: flex; flex-wrap: wrap; gap: .3rem 1.5rem; margin: .5rem 0 .75rem; font-size: .9rem; }
.chain-sum span { color: var(--muted); } .chain-sum b { font-weight: 600; font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; margin-bottom: 1.5rem; }
table.oc { border-collapse: collapse; width: 100%; font-size: .84rem; font-variant-numeric: tabular-nums; }
.oc th, .oc td { padding: .3rem .5rem; text-align: right; white-space: nowrap; border-bottom: 1px solid var(--line); }
.oc thead th { color: var(--muted); font-weight: 500; }
.oc thead tr.side th { text-align: center; color: var(--ink); }
.oc td.k, .oc th.k { text-align: center; font-weight: 600; background: var(--bg); }
.oc tr.atm td { background: color-mix(in srgb, var(--calm) 14%, transparent); }
.oc .fy { color: var(--muted); }
.oc .lc { opacity: .5; }
.oc .up { color: var(--go); } .oc .down { color: var(--stop); }
.control { grid-area: control; } .market { grid-area: market; }
.settings { grid-area: settings; } .log { grid-area: log; }
section { background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 1.25rem; min-width: 0; }
h2 { margin: 0 0 .75rem; font: 600 1.05rem/1.3 var(--cond); }
h3 { margin: 0 0 .25rem; font: 600 1rem/1.3 var(--cond); }
p { margin: .25rem 0; }
.hint { color: var(--muted); font-size: .9rem; }

/* State: the left rule and dot carry the agent state */
.state { display: flex; gap: .85rem; align-items: flex-start; padding: .25rem 0 1rem .9rem;
  border-left: 4px solid var(--muted); }
.state .dot { width: .8rem; height: .8rem; border-radius: 50%; background: var(--muted); margin-top: .45rem; flex: none; }
.state[data-state="running"] { border-color: var(--go); } .state[data-state="running"] .dot { background: var(--go); }
.state[data-state="starting"], .state[data-state="stopping"], .state[data-state="awaiting_login"] { border-color: var(--warn); }
.state[data-state="starting"] .dot, .state[data-state="stopping"] .dot, .state[data-state="awaiting_login"] .dot { background: var(--warn); }
.state[data-state="error"] { border-color: var(--stop); } .state[data-state="error"] .dot { background: var(--stop); }
.state-name { margin: 0; font: 600 1.5rem/1.2 var(--cond); }
.state-msg { color: var(--muted); }
@media (prefers-reduced-motion: no-preference) {
  .state[data-state="running"] .dot { animation: pulse 2s ease-in-out infinite; }
  @keyframes pulse { 50% { opacity: .35; } }
}

button, .button-link { font: 500 .95rem var(--font); padding: .55rem 1rem; border-radius: 4px;
  border: 1px solid var(--line); background: var(--panel); color: var(--ink); cursor: pointer; text-decoration: none; display: inline-block; }
button.primary { background: var(--go); border-color: var(--go); color: #fff; }
button.danger { border-color: var(--stop); color: var(--stop); }
button:disabled { opacity: .45; cursor: not-allowed; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid var(--calm); outline-offset: 2px; }
.buttons { display: flex; gap: .6rem; flex-wrap: wrap; }

.login { margin-top: 1rem; padding: 1rem; border: 1px solid var(--warn); border-radius: 4px; }
.login label { display: block; margin-top: .75rem; font-weight: 500; }
.login input { width: 100%; margin: .3rem 0 .6rem; }
input, select { font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line);
  border-radius: 4px; padding: .45rem .55rem; width: 100%; }
.error { color: var(--stop); min-height: 1.2em; }
.saved { color: var(--go); min-height: 1.2em; }

.facts { display: grid; grid-template-columns: auto 1fr; gap: .3rem 1rem; margin: 1.25rem 0 0; font-size: .92rem; }
.facts dt { color: var(--muted); } .facts dd { margin: 0; font-variant-numeric: tabular-nums; }
.alerts p { margin-top: .75rem; padding: .5rem .75rem; border-left: 3px solid var(--warn); background: var(--bg); }

/* VIX: the scale with the user's threshold is the page's focal element */
.vix-head { display: flex; justify-content: space-between; align-items: baseline; }
.vix-head strong { font: 600 2.6rem/1 var(--cond); font-variant-numeric: tabular-nums; }
.vix-scale { position: relative; height: 14px; background: var(--bg); border: 1px solid var(--line);
  border-radius: 7px; margin: .75rem 0 .4rem; overflow: hidden; }
.vix-fill { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--calm); transition: width .4s; }
.vix-fill.above { background: var(--warn); }
.vix-ref { position: absolute; top: -2px; bottom: -2px; width: 2px; background: var(--ink); }
.vix-note { color: var(--muted); font-size: .92rem; }
@media (prefers-reduced-motion: reduce) { .vix-fill { transition: none; } }

.markets { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin-top: 1.25rem; }
.mkt { border-top: 2px solid var(--line); padding-top: .6rem; }
.mkt h3 { display: flex; justify-content: space-between; }
.mkt .spot { font: 600 1.6rem/1.2 var(--cond); font-variant-numeric: tabular-nums; }
.chg.up { color: var(--go); } .chg.down { color: var(--stop); }
.mkt dl { display: grid; grid-template-columns: auto 1fr; gap: .15rem .8rem; margin: .5rem 0 0; font-size: .9rem; }
.mkt dt { color: var(--muted); } .mkt dd { margin: 0; font-variant-numeric: tabular-nums; }
.empty { color: var(--muted); }

fieldset { border: 0; padding: 0; margin: 0 0 1rem; display: flex; gap: 1.5rem; }
legend { font-weight: 500; margin-bottom: .4rem; }
.check { display: flex; align-items: center; gap: .4rem; }
.check input { width: auto; }
.fields { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: .8rem 1rem; margin-bottom: 1rem; }
.fields label { display: flex; flex-direction: column; gap: .3rem; font-size: .9rem; color: var(--muted); }

pre { margin: 0; max-height: 420px; overflow: auto; font: .82rem/1.45 Consolas, "Courier New", monospace;
  white-space: pre-wrap; word-break: break-word; color: var(--muted); }

body.callback main { max-width: 34rem; margin: 4rem auto; padding: 0 1.5rem; }

.agent { grid-area: agent; }
.decision { border-left: 4px solid var(--line); padding: .3rem 0 .3rem .9rem; margin: .75rem 0; }
.decision.act { border-color: var(--calm); }
.decision.bad { border-color: var(--stop); }
.decision-head { display: flex; flex-wrap: wrap; gap: .3rem 1.2rem; align-items: baseline; }
.decision-head .action { font: 600 1.3rem/1.2 var(--cond); }
.decision p { max-width: 75ch; }
.decision .legs-line { font-variant-numeric: tabular-nums; }
.decision .result { font-weight: 500; }
details { margin-top: .6rem; } details p { max-width: 75ch; } #agReview { white-space: pre-wrap; }
summary { cursor: pointer; font-weight: 500; }
#agHist .decision { margin: .5rem 0; }

.wave3 { grid-area: wave3; }
.w3trade { border-left: 4px solid var(--calm); padding: .3rem 0 .3rem .9rem; margin: .6rem 0; font-variant-numeric: tabular-nums; }
.w3trade b { font: 600 1.1rem/1.3 var(--cond); }
.w3row { font-size: .9rem; padding: .25rem 0; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.w3row .taken { color: var(--go); font-weight: 600; } .w3row .skipped { color: var(--muted); }
.login-form { display: grid; gap: .6rem; margin-top: 1.5rem; max-width: 22rem; }
.login-form button { justify-self: start; }