/* Try it live (try.html): the landing page's tokens (welcome.css) — ink on
   off-white, one signal orange, mono labels, hairlines. Movement here is
   only ever a one-off that says something happened (a step arriving, a
   proposal waiting, a record changing), and none of it runs for a visitor
   who asked for reduced motion: the state is drawn without it. */

body.tr { min-height: 100vh; }
.tr [hidden] { display: none !important; }
.vh { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.tr-top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; display: flex;
  align-items: center; gap: 14px; padding: 12px 24px; background: var(--ground);
  border-bottom: 1px solid var(--line); }
.tr-label, .tr-sample { font: 10.5px var(--mono); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--mute); }
.tr-sample { padding: 3px 8px; border: 1px solid var(--line-2); border-radius: 3px; }
.tr-spacer { flex: 1; }
.tr-demo { flex-shrink: 0; }

.tr-main { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 24px;
  max-width: 1320px; margin: 0 auto; padding: 24px; }

/* ---- the conversation ---- */
.tr-chat { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.tr-intro h1 { margin: 0 0 6px; font-size: clamp(24px, 3vw, 34px); line-height: 1.12;
  letter-spacing: -0.02em; text-wrap: balance; }
.tr-intro h1 em { font-style: italic; color: var(--signal-large); }
.tr-intro p { margin: 0; max-width: 62ch; color: var(--ink-2); }
.tr-log { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.tr-status { margin: 0; font: 11px var(--mono); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--signal-text); }
.tr-status:empty { margin-top: -14px; }
.tr-me { align-self: flex-end; max-width: 80%; background: var(--ink); color: var(--paper);
  padding: 9px 13px; border-radius: 12px 12px 3px 12px; }
.tr-me p { margin: 0; }
.tr-liya { max-width: 100%; background: var(--paper); border: 1px solid var(--line);
  border-radius: 12px 12px 12px 3px; padding: 12px 14px; display: flex; flex-direction: column; gap: 8px; }
.tr-err { color: var(--warn-text); font-size: 13.5px; }
.tr-err p { margin: 0; }
.tr-text p { margin: 0 0 4px; }
.tr-text p.pt { padding-left: 14px; position: relative; font-variant-numeric: tabular-nums; }
.tr-text p.pt::before { content: "–"; position: absolute; left: 0; color: var(--mute); }
.tr-steps { list-style: none; margin: 0; padding: 8px 10px; background: var(--ground);
  border-radius: 6px; display: flex; flex-direction: column; gap: 4px; font: 12px var(--mono); }
.tr-steps li { display: flex; flex-wrap: wrap; gap: 4px 8px; align-items: baseline; min-width: 0; }
.tr-steps code { font-weight: 700; }
.tr-steps li.w code { color: var(--signal-text); }
.tr-steps .a { color: var(--mute); overflow-wrap: anywhere; }
.tr-steps .res { color: var(--ink-2); }
.tr-steps li.live { background: linear-gradient(90deg, color-mix(in srgb, var(--signal) 12%, transparent), transparent 70%); }
.tr-tag { align-self: flex-start; font: 10.5px var(--mono); letter-spacing: 0.12em; text-transform: uppercase;
  padding: 2px 7px; border: 1px solid var(--line-2); border-radius: 3px; color: var(--ink-2); }
.tr-liya.refused { border-left: 3px solid var(--ink); }
.tr-link { align-self: flex-start; padding: 2px 0; border: 0; background: none; color: var(--ink);
  font: 13px var(--sans); text-decoration: underline; text-decoration-color: var(--signal);
  text-underline-offset: 3px; cursor: pointer; }

.tr-card { border: 1px solid var(--signal); border-radius: 8px; padding: 12px; display: flex;
  flex-direction: column; gap: 8px; background: color-mix(in srgb, var(--signal) 5%, var(--paper)); }
.tr-card.approved { border-color: var(--ok); background: color-mix(in srgb, var(--ok) 6%, var(--paper)); }
.tr-card.rejected { border-color: var(--line-2); background: var(--paper); opacity: 0.8; }
.tr-card-k { font: 10.5px var(--mono); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--signal-text); }
.tr-card.approved .tr-card-k { color: var(--ok-text); }
.tr-card.rejected .tr-card-k { color: var(--mute); }
.tr-card-acts { display: flex; gap: 8px; }
/* The control moment: a proposal waits, ringed, until the visitor decides. */
.tr-card.waiting { box-shadow: 0 0 0 3px color-mix(in srgb, var(--signal) 22%, transparent); }
.tr-card-wait { margin: 0; font-size: 13.5px; color: var(--ink-2); }
.tr-mail { margin: 0; padding: 10px; background: var(--paper); border: 1px solid var(--line);
  border-radius: 6px; font: 12.5px/1.5 var(--mono); white-space: pre-wrap; overflow-wrap: anywhere; }

/* ---- the first move: one button, nothing to type ---- */
.tr-first { display: flex; flex-direction: column; gap: 8px; }
.tr-go { display: flex; align-items: center; justify-content: space-between; gap: 16px;
  width: 100%; max-width: 560px; padding: 16px 20px; border: 1px solid var(--ink); border-radius: 8px;
  background: var(--ink); color: var(--paper); font: 600 17px/1.3 var(--sans); text-align: left;
  cursor: pointer; }
.tr-go:hover { background: #2a2a2a; }
.tr-go:focus-visible { outline-color: var(--signal); }
.tr-go-arrow { font-size: 20px; color: var(--signal); }
.tr-go-note { margin: 0; max-width: 560px; font-size: 13px; color: var(--mute); }
.tr-working .tr-go, .tr-working .tr-chip { opacity: 0.6; cursor: progress; }

/* ---- welcome back, the other worlds, the checklist ---- */
.tr-resume { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; padding: 14px 16px;
  background: var(--paper); border: 1px solid var(--line-2); border-radius: 8px; }
.tr-resume p { margin: 0; flex: 1 1 240px; }
.tr-resume-acts { display: flex; gap: 8px; }
.tr-worlds { display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 4px; font-size: 13px; }
.tr-worlds-k { margin-right: 4px; font: 10.5px var(--mono); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--mute); }
.tr-worlds button { padding: 4px; border: 0; background: none; color: var(--ink-2); font: 13px var(--sans);
  cursor: pointer; text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 3px; }
.tr-worlds button:hover { color: var(--ink); text-decoration-color: var(--ink); }
.tr-worlds button[aria-pressed="true"] { color: var(--ink); font-weight: 600; text-decoration-color: var(--signal); }
.tr-worlds .sep { color: var(--mute); }
.tr-check { position: sticky; top: calc(env(safe-area-inset-top, 0px) + 62px); z-index: 4;
  padding: 6px 12px 8px; background: var(--paper); border: 1px solid var(--line); border-radius: 8px; }
.tr-check-h { display: flex; width: 100%; align-items: baseline; gap: 10px; padding: 4px 0; border: 0;
  background: none; color: var(--ink); cursor: pointer; font: 10.5px var(--mono); letter-spacing: 0.12em;
  text-transform: uppercase; text-align: left; }
.tr-check-h .n { margin-left: auto; color: var(--signal-text); }
.tr-check-h::after { content: "−"; width: 1ch; color: var(--mute); }
.tr-check-h[aria-expanded="false"]::after { content: "+"; }
.tr-check-list { list-style: none; margin: 4px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.tr-check-list .tr-chip, .tr-tick { display: inline-flex; align-items: center; gap: 7px; font-size: 12.5px;
  padding: 5px 10px; }
.tr-tick { border: 1px solid var(--ok); border-radius: 999px; color: var(--ok-text);
  background: color-mix(in srgb, var(--ok) 7%, var(--paper)); }
.tr-check .box { display: inline-block; width: 12px; height: 12px; border: 1px solid var(--line-2);
  border-radius: 3px; font: 700 9px/10px var(--mono); text-align: center; }
.tr-check .done .box { border-color: var(--ok); background: var(--ok); color: var(--paper); }

/* ---- the summary ---- */
.tr-peak { display: flex; flex-direction: column; gap: 10px; padding: 18px 20px; background: var(--paper);
  border: 1px solid var(--ink); border-radius: 10px;
  /* Brought into view below the sticky header and checklist. */
  scroll-margin-top: calc(env(safe-area-inset-top, 0px) + 120px); }
.tr-peak h2 { font-size: 20px; line-height: 1.25; letter-spacing: -0.01em; }
.tr-peak h2:focus { outline: none; }
.tr-peak p { margin: 0; max-width: 62ch; color: var(--ink-2); }
.tr-peak .tr-peak-sub { font-size: 13.5px; color: var(--mute); }
.tr-peak-acts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.tr-peak-acts .btn { height: auto; min-height: 40px; padding: 10px 14px; line-height: 1.35;
  white-space: normal; text-align: left; }

.tr-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.tr-chips.after { gap: 6px; }
.tr-chips.after .tr-chip { font-size: 12px; padding: 5px 10px; }
.tr-chip { font: 13px var(--sans); padding: 7px 12px; border: 1px solid var(--line-2);
  border-radius: 999px; background: var(--paper); color: var(--ink); cursor: pointer; text-align: left; }
.tr-chip:hover { border-color: var(--ink); }
/* Above the consent sheet on a phone while it shows (--cc-lift), and the
   consent card above the box on a wide screen (--cc-avoid). */
body.tr { --cc-avoid: 64px; }
.tr-ask { position: sticky; bottom: calc(env(safe-area-inset-bottom, 0px) + var(--cc-lift, 0px)); display: flex; gap: 8px;
  padding: 10px 0 14px; background: var(--ground); }
.tr-ask input { flex: 1; min-width: 0; font: 16px var(--sans); padding: 11px 14px;
  border: 1px solid var(--ink); border-radius: 6px; background: var(--paper); color: var(--ink); }

/* ---- the org, the trail, the outbox ---- */
.tr-side { position: sticky; top: calc(env(safe-area-inset-top, 0px) + 72px); align-self: start;
  max-height: calc(100vh - 96px); display: flex; flex-direction: column; min-width: 0;
  background: var(--paper); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.tr-tabs { display: flex; border-bottom: 1px solid var(--line); }
.tr-tabs button { flex: 1; font: 11px var(--mono); letter-spacing: 0.1em; text-transform: uppercase;
  padding: 12px 8px; background: none; border: 0; border-bottom: 2px solid transparent;
  color: var(--mute); cursor: pointer; }
.tr-tabs button[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--signal); }
.tr-count { display: inline-block; min-width: 16px; margin-left: 4px; color: var(--signal-text); }
.tr-pane { overflow: auto; padding: 14px 16px; flex: 1; }
.tr-pane h2 { margin: 4px 0 8px; font: 10.5px var(--mono); letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--mute); }
.tr-pane h2 + .tr-tbl { margin-bottom: 18px; }
.tr-tbl { overflow-x: auto; }
.tr-tbl table { width: 100%; border-collapse: collapse; font-size: 13px; }
.tr-tbl th { text-align: left; font: 10px var(--mono); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--mute); padding: 6px 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tr-tbl td { padding: 7px 8px; border-bottom: 1px solid var(--ground-2); vertical-align: top; }
.tr-tbl tr.chg td { background: color-mix(in srgb, var(--signal) 9%, transparent); }
.tr-tbl tr.flash td:first-child { box-shadow: inset 3px 0 0 var(--signal); }
.tr-tbl .mono { font: 12px var(--mono); white-space: nowrap; }
.tr-tbl .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.pr { font: 11px var(--mono); padding: 1px 6px; border-radius: 3px; border: 1px solid var(--line-2); }
.pr.high { color: var(--signal-text); border-color: var(--signal); }

.tr-chain { margin: 0 0 10px; font-size: 13px; }
.tr-chain.ok { color: var(--ok-text); }
.tr-chain.bad { color: var(--signal-text); }
.tr-audit { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.tr-audit li { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 2px 10px;
  padding: 8px 0; border-bottom: 1px solid var(--ground-2); font-size: 13px; }
.tr-audit li.fresh { margin: 0 -8px; padding: 8px; border-radius: 6px;
  background: color-mix(in srgb, var(--signal) 10%, transparent); }
.tr-audit .who { grid-row: span 3; font: 10.5px var(--mono); letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--mute); padding-top: 2px; }
.tr-audit li.visitor .who { color: var(--ink); }
.tr-audit .who .when { display: block; color: var(--signal-text); }
.tr-audit .d { color: var(--ink-2); overflow-wrap: anywhere; }
.tr-audit .hash { font: 11px var(--mono); color: var(--mute); }
.tr-outbox { list-style: none; margin: 0; padding: 0; }
.tr-outbox li { display: flex; flex-direction: column; gap: 2px; padding: 9px 0;
  border-bottom: 1px solid var(--ground-2); font-size: 13px; }
.tr-outbox .k { font: 10.5px var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--signal-text); }
.tr-outbox li.flash { box-shadow: inset 3px 0 0 var(--signal); padding-left: 10px; }
.tr-empty { color: var(--mute); font-size: 13px; margin: 0; }
.tr-foot { margin: 0; padding: 12px 16px; border-top: 1px solid var(--line); font-size: 12.5px;
  color: var(--ink-2); }
.tr-foot a { color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }

@media (max-width: 900px) {
  .tr-main { grid-template-columns: minmax(0, 1fr); padding: 16px; }
  .tr-side { position: static; max-height: none; }
  .tr-top { padding: 10px 16px; gap: 10px; }
  .tr-sample, .tr-label { display: none; }
  .tr-check { top: calc(env(safe-area-inset-top, 0px) + 58px); padding: 4px 10px 6px; }
  .tr-check-list { gap: 5px; }
  .tr-check-list .tr-chip, .tr-tick { padding: 4px 9px; font-size: 12px; }
}
@media (max-width: 420px) {
  .tr-top .nav-brand span { display: none; }
  .tr-go { padding: 14px 16px; font-size: 16px; }
}

/* ---- movement: one-offs, never under reduced motion ---- */
@media (prefers-reduced-motion: no-preference) {
  .tr-go.pulse { animation: tr-pulse 1.8s ease-out 0.8s 1; }
  .tr-steps li.live { animation: tr-in 260ms ease-out both; }
  .tr-card.arrive { animation: tr-rise 520ms cubic-bezier(.16, 1, .3, 1) both; }
  .tr-peak.arrive { animation: tr-rise 600ms cubic-bezier(.16, 1, .3, 1) both; }
  .tr-audit li.fresh { animation: tr-fade 2.4s ease-out 0.6s forwards; }
  .tr-tbl tr.flash td { animation: tr-flash 1.8s ease-out both; }
  .tr-outbox li.flash { animation: tr-flash 1.8s ease-out both; }
  .tr-count.bump { animation: tr-bump 600ms ease-out; }
}
@keyframes tr-pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--signal) 50%, transparent); }
  100% { box-shadow: 0 0 0 16px color-mix(in srgb, var(--signal) 0%, transparent); }
}
@keyframes tr-in { from { opacity: 0; transform: translateY(4px); } }
@keyframes tr-rise { from { opacity: 0; transform: translateY(18px); } }
@keyframes tr-fade { to { background: transparent; } }
@keyframes tr-flash { from { background: color-mix(in srgb, var(--signal) 32%, transparent); } }
@keyframes tr-bump { 40% { transform: scale(1.4); } }