/* Shared by /wiki (traders) and /admin-wiki (hosts): a docs layout with a
   grouped contents list on the left, readable prose in the middle and an
   "On this page" list on the right. Tokens come from theme.css + desk.css. */

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-padding-top: 76px; }
body { background: var(--bg); color: var(--text); font-family: var(--ui); font-size: 15px; line-height: 1.6; }
a { color: inherit; }

/* ---------- header ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50; background: var(--bg); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 14px; padding: 0 24px; min-height: 58px;
}
.brand { font-weight: 700; font-size: 19px; letter-spacing: -0.03em; text-decoration: none; }
.crumb { font-size: 14px; font-weight: 600; white-space: nowrap; }
.crumb-sep { color: var(--text-dim); }
.topbar .grow { flex: 1 1 24px; }
.search { position: relative; flex: 0 1 380px; min-width: 180px; }
.search-box {
  display: flex; align-items: center; gap: 8px; height: 36px; padding: 0 10px;
  border: 1px solid var(--border-bright); border-radius: 6px; background: var(--bg);
}
.search-box:focus-within { border-color: var(--text-dim); }
.search-box svg { flex-shrink: 0; color: var(--text-dim); }
.search-box input { flex: 1; min-width: 0; border: 0; background: none; outline: none; color: var(--text); font: 14px var(--ui); }
.search-box input::-webkit-search-cancel-button { display: none; }
.search-box kbd { font: 11px var(--mono); color: var(--text-dim); border: 1px solid var(--border-bright); border-radius: 4px; padding: 0 5px; }
.results {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0; z-index: 70; max-height: min(70vh, 520px); overflow-y: auto;
  background: var(--bg); border: 1px solid var(--border-bright); border-radius: 8px; box-shadow: 0 12px 32px rgba(0,0,0,.28);
  padding: 6px; min-width: 320px;
}
.results a { display: block; padding: 8px 10px; border-radius: 6px; text-decoration: none; }
.results a[aria-selected="true"], .results a:hover { background: var(--bg-elev-2); }
.results .rt { font-size: 14px; font-weight: 600; }
.results .rg { font-size: 12px; color: var(--text-dim); font-weight: 400; margin-left: 6px; }
.results .rs { font-size: 13px; color: var(--text-dim); margin-top: 2px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.results mark { background: var(--accent-soft); color: var(--text); border-radius: 2px; }
.results .none { padding: 10px; font-size: 13.5px; color: var(--text-dim); }

.guide-seg { display: inline-flex; gap: 2px; padding: 2px; border: 1px solid var(--border-bright); border-radius: 6px; }
.guide-seg a { font-size: 13px; font-weight: 600; color: var(--text-dim); padding: 5px 11px; border-radius: 4px; text-decoration: none; }
.guide-seg a[aria-current="page"] { background: var(--bg-elev-2); color: var(--text); }
.guide-seg a:hover { color: var(--text); }
.out-link { font-size: 14px; color: var(--text-dim); text-decoration: none; white-space: nowrap; }
.out-link:hover { color: var(--text); }

/* ---------- three columns ---------- */
.page { display: grid; grid-template-columns: 250px minmax(0, 1fr) 220px; max-width: 1480px; margin: 0 auto; }
@media (max-width: 1240px) { .page { grid-template-columns: 240px minmax(0, 1fr); } .onpage { display: none; } }

/* left: contents */
.toc {
  position: sticky; top: 58px; height: calc(100vh - 58px); overflow-y: auto;
  padding: 8px 14px 40px; border-right: 1px solid var(--border);
}
.toc-section { margin-top: 18px; }
.toc-head { font-size: 12px; font-weight: 600; color: var(--text-dim); margin: 0 0 6px 10px; }
.toc a {
  display: block; font-size: 14px; line-height: 1.35; padding: 5px 10px; border-radius: 5px;
  color: var(--text-dim); text-decoration: none;
}
.toc a:hover { color: var(--text); }
.toc a.active { background: var(--bg-elev-2); color: var(--text); font-weight: 600; }

/* right: on this page */
.onpage { position: sticky; top: 58px; align-self: start; max-height: calc(100vh - 58px); overflow-y: auto; padding: 40px 24px 40px 8px; }
.onpage p { font-size: 12px; font-weight: 600; color: var(--text-dim); margin: 0 0 10px; }
.onpage a { display: block; font-size: 13px; line-height: 1.4; color: var(--text-dim); padding: 4px 0 4px 12px; border-left: 1px solid var(--border); text-decoration: none; }
.onpage a:hover { color: var(--text); }
.onpage a.on { color: var(--text); border-left-color: var(--text); }

/* ---------- prose ---------- */
.content { padding: 36px 48px 80px; min-width: 0; }
.content > * { max-width: 760px; }
.content > .hero, .content > .api-split { max-width: 1000px; }

.hero { padding-bottom: 8px; }
.kicker { font-size: 13px; color: var(--text-dim); margin-bottom: 8px; }
h1 { font-size: 38px; font-weight: 700; letter-spacing: -0.035em; line-height: 1.1; margin-bottom: 10px; }
.lead { font-size: 18px; color: var(--text-dim); margin-bottom: 26px; max-width: 640px; }
.tasks { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; margin-bottom: 8px; }
.task {
  display: flex; flex-direction: column; gap: 6px; padding: 18px; min-height: 124px;
  border: 1px solid var(--border); border-radius: 10px; text-decoration: none;
}
.task:hover { border-color: var(--text-dim); }
.task b { font-size: 15.5px; letter-spacing: -0.01em; }
.task span { font-size: 14px; line-height: 1.5; color: var(--text-dim); }
.task i { font-style: normal; font-size: 12.5px; color: var(--text-dim); margin-top: auto; }

h2 {
  font-size: 26px; font-weight: 700; letter-spacing: -0.025em; line-height: 1.2;
  margin: 56px 0 12px; padding-top: 28px; border-top: 1px solid var(--border);
}
h3 { font-size: 17px; font-weight: 700; letter-spacing: -0.015em; margin: 30px 0 8px; }
p { color: var(--text-dim); margin-bottom: 14px; line-height: 1.7; }
p strong, li strong, td strong { color: var(--text); font-weight: 600; }
p em { color: var(--info); font-style: normal; }
.content a { color: var(--text); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--border-bright); }
.content a:hover { text-decoration-color: var(--text); }
.content .task, .content .tasks a { text-decoration: none; }
ul, ol { color: var(--text-dim); }
li { line-height: 1.7; }
hr { border: none; border-top: 1px solid var(--border); margin: 40px 0; }

code { font-family: var(--mono); font-size: 0.86em; letter-spacing: -0.02em; color: var(--text); background: var(--bg-elev); border: 1px solid var(--border); border-radius: 4px; padding: 0 4px; }
pre {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 14px 16px; font-family: var(--mono); font-size: 12.5px; line-height: 1.7; letter-spacing: -0.02em;
  overflow-x: auto; color: var(--text); margin-bottom: 20px;
}
pre code { background: none; border: 0; padding: 0; font-size: inherit; }
kbd {
  display: inline-block; background: var(--bg-elev-2); border: 1px solid var(--border-bright); border-bottom-width: 2px;
  color: var(--text); font: 11px var(--mono); padding: 1px 6px; border-radius: 4px;
}

/* code with a "Run in editor" bar */
.codecard { border: 1px solid var(--border); border-radius: 8px; overflow: hidden; margin-bottom: 20px; background: var(--panel); }
.codecard pre { border: 0; border-radius: 0; margin: 0; }
.codecard-h { display: flex; align-items: center; gap: 10px; padding: 7px 8px 7px 14px; border-bottom: 1px solid var(--border); font-size: 12.5px; color: var(--text-dim); }
.codecard-h .grow { flex: 1; }
.run-btn { font: 600 12.5px var(--ui); background: var(--accent); color: var(--on-accent); border: 0; border-radius: 5px; padding: 5px 11px; cursor: pointer; }
.run-btn:hover { opacity: .88; }
.copy-btn { font: 500 12.5px var(--ui); background: none; color: var(--text-dim); border: 0; padding: 5px 6px; cursor: pointer; }
.copy-btn:hover { color: var(--text); }

/* API reference: parameters on the left, an example on the right */
.api-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; align-items: start; margin-bottom: 20px; }
.api-split .ex { position: sticky; top: 78px; }
.api-split .ex-note { font-size: 13px; color: var(--text-dim); margin-top: 10px; }
@media (max-width: 1100px) { .api-split { grid-template-columns: 1fr; } .api-split .ex { position: static; } }

/* tables */
.kv { width: 100%; border-collapse: collapse; margin-bottom: 22px; font-size: 14px; }
.kv th { text-align: left; font-size: 12.5px; font-weight: 600; color: var(--text-dim); padding: 8px 12px 8px 0; border-bottom: 1px solid var(--border-bright); }
.kv td { padding: 10px 12px 10px 0; border-bottom: 1px solid var(--border); color: var(--text-dim); vertical-align: top; line-height: 1.55; }
.kv td:first-child { color: var(--text); }
.kv td:first-child code { white-space: nowrap; }
.kv code { background: none; border: 0; padding: 0; }

/* callouts */
.callout {
  border: 1px solid var(--border); border-left: 3px solid var(--info); background: var(--bg-elev);
  padding: 12px 16px; border-radius: 6px; margin-bottom: 20px; font-size: 14px; color: var(--text-dim);
}
.callout.warn { border-left-color: var(--halt); }
.callout.danger { border-left-color: var(--bear); }

/* status chips */
.chip { display: inline-block; font: 600 11px var(--ui); padding: 1px 7px; border-radius: 999px; margin: 0 2px; border: 1px solid var(--border-bright); color: var(--text-dim); }
.chip.open, .chip.filled { color: var(--bull); border-color: color-mix(in srgb, var(--bull) 40%, transparent); background: var(--bull-soft); }
.chip.partial, .chip.pre { color: var(--gold); border-color: color-mix(in srgb, var(--gold) 40%, transparent); }
.chip.new { color: var(--info); border-color: color-mix(in srgb, var(--info) 40%, transparent); background: var(--info-soft); }
.chip.halt { color: var(--halt); border-color: color-mix(in srgb, var(--halt) 40%, transparent); }

/* trader wiki: screen diagram */
.panel-diagram {
  display: grid; grid-template-columns: auto 1fr auto; gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: 8px; margin-bottom: 20px; font-size: 12.5px; overflow: hidden;
}
.pd-cell { background: var(--bg-elev); padding: 10px 14px; color: var(--text-dim); display: flex; align-items: center; justify-content: center; text-align: center; }
.pd-cell.accent { color: var(--text); font-weight: 600; }
.pd-cell.span3 { grid-column: 1/-1; }
.pd-cell.span2 { grid-column: 2/4; }

/* host wiki: formulas */
.formula {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 14px 18px; margin-bottom: 16px; font-family: var(--mono); font-size: 13px; letter-spacing: -0.02em; line-height: 1.8; color: var(--text);
}
.formula .var { color: var(--info); }
.formula .op { color: var(--text-dim); }
.formula .val { color: var(--gold); }
.formula .comment { color: var(--text-faint); font-size: 11.5px; }

.foot { font-size: 13px; color: var(--text-faint); text-align: center; }

/* ---------- phone ---------- */
.toc-toggle {
  display: none; align-items: center; gap: 6px; background: none; border: 1px solid var(--border-bright); color: var(--text);
  font: 600 13px var(--ui); padding: 6px 10px; border-radius: 6px; cursor: pointer; white-space: nowrap;
}
.toc-close {
  display: none; width: 100%; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 1;
  background: var(--bg); border: 0; border-bottom: 1px solid var(--border); color: var(--text);
  font: 600 14px var(--ui); padding: 14px 10px; margin-bottom: 6px; cursor: pointer;
}
.toc-backdrop { display: none; position: fixed; inset: 0; z-index: 55; background: rgba(0,0,0,0.55); }

@media (max-width: 900px) {
  .topbar { padding: 8px 16px; gap: 10px; flex-wrap: wrap; }
  .crumb, .crumb-sep, .out-link { display: none; }
  .search { order: 5; flex: 1 1 100%; }
  .search-box kbd { display: none; }
  .results { min-width: 0; }
  .toc-toggle, .toc-close { display: flex; }
  html { scroll-padding-top: 116px; }

  .page { display: block; }
  .content { padding: 24px 16px calc(56px + env(safe-area-inset-bottom, 0px)); }
  .toc {
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 60; width: min(300px, 86vw); height: auto;
    background: var(--bg); border-right: 1px solid var(--border-bright); padding: 0 12px 24px;
    transform: translateX(-100%); transition: transform 0.18s ease-out;
  }
  body.toc-open .toc { transform: translateX(0); }
  body.toc-open .toc-backdrop { display: block; }
  .toc a { padding: 8px 10px; }

  h1 { font-size: 30px; }
  .lead { font-size: 16px; }
  h2 { font-size: 22px; margin-top: 44px; padding-top: 22px; }
  pre { font-size: 11.5px; padding: 12px; }
  .kv { font-size: 13px; }
  .kv td:first-child code { white-space: normal; }
  .panel-diagram { font-size: 11px; }
  .pd-cell { padding: 8px 5px; }
}
@media (prefers-reduced-motion: reduce) { .toc { transition: none; } }