:root {
  --water: #B9D3E0;
  --land: #E6E9E4;
  --land-edge: #C3CBC4;
  --boro-label: #9AA6A0;
  --paper: #F6F7F5;
  --ink: #1B1F22;
  --ink-soft: #56606A;
  --rule: #D5DAD4;
  --sign: #000;
  --sign-ink: #fff;
  --sign-soft: #B8BEC2;
  --station: #fff;
  --focus: #0039A6;
  --scale: 1;
  --ui: 'Instrument Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font: var(--ui);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --water: #0D1B24; --land: #1D272D; --land-edge: #2F3B42; --boro-label: #3E4C54;
    --paper: #12191E; --ink: #E7ECEE; --ink-soft: #9CA8B0; --rule: #28343B;
    --station: #E7ECEE; --focus: #FCCC0A; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --water: #0D1B24; --land: #1D272D; --land-edge: #2F3B42; --boro-label: #3E4C54;
  --paper: #12191E; --ink: #E7ECEE; --ink-soft: #9CA8B0; --rule: #28343B;
  --station: #E7ECEE; --focus: #FCCC0A; color-scheme: dark;
}
:root[data-font="legible"] { --font: 'Atkinson Hyperlegible', var(--ui); }

* { box-sizing: border-box; }
html { font-size: calc(17px * var(--scale)); }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font); line-height: 1.5;
}
button, select { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 8px; z-index: 10; background: var(--paper); padding: .4rem .8rem; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---- The station sign: the one loud thing on the page ---- */
.sign { background: var(--sign); color: var(--sign-ink); padding: 1rem 1.5rem 1.2rem; }
.sign-top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.sign-title { margin: 0; font-weight: 600; color: var(--sign-soft); font-size: .9rem; }
.display-btn {
  background: transparent; border: 1.5px solid #555; color: var(--sign-ink);
  border-radius: 999px; padding: .3rem .9rem; font-size: .85rem; cursor: pointer;
}
.display-btn[aria-expanded="true"] { background: var(--sign-ink); color: var(--sign); }
.status { margin: .35rem 0 0; font-size: 2.1rem; line-height: 1.1; font-weight: 700; letter-spacing: -0.01em; }
.status-sub { margin: .3rem 0 0; color: var(--sign-soft); max-width: 65ch; }
.status-sub:empty { display: none; }
.working { list-style: none; margin: .8rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem .9rem; }
.working:empty { display: none; }
.working li { display: flex; align-items: center; gap: .5rem; max-width: 34ch; }
.working .where { color: var(--sign-soft); }
.bullet {
  flex: none; width: 1.6em; height: 1.6em; border-radius: 50%;
  display: inline-grid; place-items: center; font-weight: 700; font-size: .8rem; color: #fff;
}
.bullet.dark-text { color: #000; }

/* ---- Display settings ---- */
.display { background: #1A1A1A; color: #fff; padding: .8rem 1.5rem 1rem; display: flex; flex-wrap: wrap; gap: .8rem 2rem; }
.display[hidden] { display: none; }
.setting { display: flex; flex-direction: column; gap: .3rem; }
.setting-name { font-size: .8rem; color: var(--sign-soft); }
.seg { display: inline-flex; border: 1.5px solid #555; border-radius: 999px; overflow: hidden; }
.seg button { background: transparent; border: 0; padding: .3rem .8rem; cursor: pointer; font-size: .85rem; }
.seg button[aria-pressed="true"] { background: #fff; color: #000; }

/* ---- Layout ---- */
.layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, 24rem); min-height: 0; }
.map-wrap { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; background: var(--water); }
#map { flex: 1; width: 100%; min-height: 0; display: block; }
.legend { margin: 0; padding: .5rem 1.5rem .7rem; font-size: .85rem; color: var(--ink-soft); background: var(--paper); border-top: 1px solid var(--rule); }
.rail { padding: 1.25rem 1.5rem 3rem; border-left: 1px solid var(--rule); }
:root[data-focus="on"] .layout { grid-template-columns: 1fr; }
:root[data-focus="on"] .rail { display: none; }
:root[data-focus="on"] .station.idle { opacity: .3; }
:root[data-focus="on"] .line.idle { opacity: .15; }

@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; }
  .map-wrap { position: static; height: 72vh; }
  .rail { border-left: 0; border-top: 1px solid var(--rule); }
  .sign, .display { padding-left: 16px; padding-right: 16px; }
  .rail { padding-left: 16px; padding-right: 16px; }
  .status { font-size: 1.7rem; }
  .station .count { display: none; }
  .boro-label { display: none; }
}

/* ---- Map ---- */
.water { fill: var(--water); }
.boro { fill: var(--land); stroke: var(--land-edge); stroke-width: 1; stroke-linejoin: round; }
.boro-label { fill: var(--boro-label); font-size: 22px; font-style: italic; font-weight: 500; pointer-events: none; }
.line { fill: none; stroke-width: 5; stroke-linecap: round; stroke-linejoin: round; transition: opacity .2s; }
.station { cursor: pointer; }
.station .dot { fill: var(--station); stroke: var(--ink); stroke-width: 2.5; }
.station.hub .dot { stroke-width: 3.5; }
#map { --u: 1; }
.station text { fill: var(--ink); font-size: calc(13px * var(--u)); font-weight: 600; paint-order: stroke; stroke: var(--land); stroke-width: 4px; stroke-linejoin: round; }
.station .count { font-weight: 500; font-size: calc(11px * var(--u)); fill: var(--ink-soft); }
.station.picked .dot { stroke: var(--focus); stroke-width: 4; }
.station:focus-visible { outline: none; }
.station:focus-visible .dot { stroke: var(--focus); stroke-width: 5; }
.train circle { stroke: var(--station); stroke-width: 2; }
.train text { font-size: 10px; font-weight: 700; fill: #fff; text-anchor: middle; dominant-baseline: central; pointer-events: none; }
.train.dark-text text { fill: #000; }
.train.working circle { animation: breathe 2.4s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
@keyframes breathe { 50% { transform: scale(1.12); } }
.ping { fill: none; stroke-width: 2; animation: ping 1.4s ease-out forwards; transform-box: fill-box; transform-origin: center; }
@keyframes ping { from { transform: scale(.5); opacity: .9; } to { transform: scale(3.2); opacity: 0; } }
:root[data-motion="calm"] .train.working circle, :root[data-motion="calm"] .ping { animation: none; }
:root[data-motion="calm"] .ping { display: none; }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* ---- Rail ---- */
.block { margin: 0 0 1.5rem; }
.block h2 { font-size: 1.05rem; margin: 0; font-weight: 700; }
.block-head { display: flex; justify-content: space-between; align-items: center; gap: .5rem; flex-wrap: wrap; margin-bottom: .6rem; }
.seg.small { border-color: var(--rule); }
.seg.small button { padding: .2rem .6rem; font-size: .8rem; }
.seg.small button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
details > summary { cursor: pointer; list-style: none; display: flex; align-items: center; gap: .5rem; padding: .2rem 0 .5rem; }
details > summary::-webkit-details-marker { display: none; }
details > summary::before { content: ''; width: .5em; height: .5em; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(-45deg); transition: transform .15s; }
details[open] > summary::before { transform: rotate(45deg); }
.hint { margin: 0 0 .6rem; color: var(--ink-soft); font-size: .9rem; }
.places, .feed, .skills { list-style: none; margin: 0; padding: 0; }
.places li { border-top: 1px solid var(--rule); }
.places button {
  width: 100%; text-align: left; background: none; border: 0; padding: .55rem 0; cursor: pointer;
  display: grid; grid-template-columns: auto 1fr; gap: .1rem .6rem; align-items: center;
}
.places .swatch { width: .9rem; height: .9rem; border-radius: 50%; grid-row: span 2; }
.places .name { font-weight: 600; }
.places .nums { color: var(--ink-soft); font-size: .88rem; grid-column: 2; }
.places .empty, .feed .empty { color: var(--ink-soft); padding: .4rem 0; border: 0; }
.feed li { display: grid; grid-template-columns: 4.2rem 1fr; gap: .6rem; padding: .45rem 0; border-top: 1px solid var(--rule); font-size: .92rem; }
.feed time { color: var(--ink-soft); font-variant-numeric: tabular-nums; font-size: .85rem; padding-top: .05rem; }
.feed .what { overflow-wrap: anywhere; }
.feed .where { color: var(--ink-soft); }
.skills li { padding: .45rem 0; border-top: 1px solid var(--rule); }
.skills .top { display: flex; justify-content: space-between; gap: .5rem; font-weight: 600; }
.skills .desc { color: var(--ink-soft); font-size: .85rem; margin-top: .1rem; }
.picked { background: var(--land); border-radius: 10px; padding: .9rem 1rem; margin-bottom: 1.5rem; border-left: 6px solid var(--c, var(--ink)); }
.picked h2 { margin: 0; font-size: 1.2rem; }
.picked p { margin: .25rem 0 .6rem; color: var(--ink-soft); }
.picked button { background: none; border: 1.5px solid var(--rule); border-radius: 999px; padding: .2rem .8rem; cursor: pointer; font-size: .85rem; }
.replay-row { display: flex; gap: .5rem; }
.replay-row select { flex: 1; min-width: 0; padding: .35rem .5rem; border: 1.5px solid var(--rule); border-radius: 8px; background: var(--paper); }
.primary { background: var(--ink); color: var(--paper); border: 0; border-radius: 999px; padding: .4rem 1.1rem; cursor: pointer; font-weight: 600; }
.more { margin-top: .4rem; background: none; border: 1.5px solid var(--rule); border-radius: 999px; padding: .25rem .9rem; cursor: pointer; font-size: .85rem; }
.foot { color: var(--ink-soft); font-size: .8rem; }
.foot a { color: inherit; }

/* ---- Header extras ---- */
.log-link { margin-left: auto; color: var(--sign-ink); font-size: .85rem; text-underline-offset: 3px; }
.demo-pill { display: none; margin-left: .5rem; background: #FCCC0A; color: #000; border-radius: 999px; padding: .1rem .6rem; font-size: .8rem; font-weight: 700; }
:root[data-demo="1"] .demo-pill { display: inline-block; }
.run-link { display: flex; align-items: center; gap: .5rem; background: none; border: 0; padding: 0; color: inherit; text-align: left; cursor: pointer; }
.run-link:hover > span > span:first-child { text-decoration: underline; text-underline-offset: 3px; }
.feed-btn { display: contents; }
.feed li:has(.feed-btn) { cursor: pointer; }
.feed li:has(.feed-btn):hover .what > div:first-child { text-decoration: underline; text-underline-offset: 3px; }

/* ---- Agents as little people ---- */
.agent { cursor: pointer; }
.agent .head { fill: #FFF6E8; stroke: #1B1F22; stroke-width: 1.2; }
.agent .torso { stroke: #1B1F22; stroke-width: 1.2; }
.agent .limb { stroke: #1B1F22; stroke-width: 1.6; stroke-linecap: round; }
.agent .eye { fill: #1B1F22; }
.agent .smile { fill: none; stroke: #1B1F22; stroke-width: .9; stroke-linecap: round; }
.agent .shadow { fill: #000; opacity: .25; }
.agent .prop-line { stroke: #1B1F22; stroke-width: 1.1; stroke-linecap: round; }
.agent .prop-thin { stroke: #1B1F22; stroke-width: .7; }
.agent .badge { font-size: 6.5px; font-weight: 700; fill: #fff; text-anchor: middle; }
.agent .badge.dark { fill: #000; }
.agent.working .bob { animation: bob 1.8s ease-in-out infinite; }
.agent.picked .head { stroke: var(--focus); stroke-width: 2.4; }
.agent.leaving { opacity: .6; }
@keyframes bob { 50% { transform: translateY(-1.6px); } }
:root[data-motion="calm"] .agent.working .bob { animation: none; }

/* ---- One agent's record ---- */
.record { margin-bottom: 1.5rem; }
.record-card { background: var(--land); border-radius: 10px; padding: .9rem 1rem .8rem; border-left: 6px solid var(--c, var(--ink)); }
.record-card h2 { margin: 0; font-size: 1.15rem; line-height: 1.3; overflow-wrap: anywhere; }
.record-card .run-status { margin: .3rem 0 .6rem; font-weight: 600; }
.record-card .run-status.working { color: var(--ink); }
.record-card .run-status.unknown, .record-card .run-status.failed { color: var(--ink-soft); }
.record-card dl { display: grid; grid-template-columns: auto 1fr; gap: .25rem .8rem; margin: 0; font-size: .9rem; }
.record-card dt { color: var(--ink-soft); }
.record-card dd { margin: 0; overflow-wrap: anywhere; }
.record-card code { font-size: .8rem; background: var(--paper); padding: .05em .35em; border-radius: 4px; }
.record-card .source { margin: .7rem 0 0; font-size: .8rem; color: var(--ink-soft); }
.record .close { margin-top: .5rem; background: none; border: 1.5px solid var(--rule); border-radius: 999px; padding: .2rem .8rem; cursor: pointer; font-size: .85rem; }

/* ---- Theme areas (no map) ---- */
.areas { display: none; }
:root[data-view="areas"] .areas { display: grid; grid-template-columns: repeat(auto-fill, minmax(22rem, 1fr)); gap: 1rem; align-content: start; padding: 1.25rem 1.5rem 2rem; }
:root[data-view="areas"] #map, :root[data-view="areas"] .legend, :root[data-view="areas"] #replay-block { display: none; }
:root[data-view="areas"] .map-wrap { position: static; height: auto; background: var(--paper); }
.area { background: var(--land); border-radius: 12px; border-top: 6px solid var(--c); padding: .9rem 1rem 1rem; min-width: 0; }
.area header h2 { margin: 0; font-size: 1.15rem; }
.area header p { margin: .15rem 0 .6rem; color: var(--ink-soft); font-size: .9rem; }
.people { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.person-btn, .helper-btn { display: flex; align-items: center; gap: .5rem; width: 100%; background: none; border: 0; padding: .2rem; color: inherit; text-align: left; cursor: pointer; border-radius: 8px; font: inherit; }
.person-btn:hover, .helper-btn:hover, .mini:hover { background: color-mix(in srgb, var(--c) 14%, transparent); }
.person-btn.shown, .helper-btn.shown, .mini.shown { outline: 2px solid var(--focus); }
.person:not(.active) .person-btn svg, .helper-btn svg:not(.working) { opacity: .75; }
.p-text, .h-text { display: flex; flex-direction: column; min-width: 0; }
.p-title { font-weight: 600; overflow-wrap: anywhere; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.p-meta, .h-meta { color: var(--ink-soft); font-size: .82rem; }
.person.active .p-meta { color: var(--ink); font-weight: 600; }
.person.auto .p-title { font-weight: 500; font-size: .92rem; }
.helpers { margin: .1rem 0 .2rem 2.6rem; border-left: 2px dotted color-mix(in srgb, var(--c) 60%, var(--rule)); padding-left: .5rem; }
.helpers ul { list-style: none; margin: 0; padding: 0; }
.h-title { font-size: .88rem; overflow-wrap: anywhere; }
.crowd { display: flex; flex-wrap: wrap; align-items: center; gap: .15rem; margin-top: .5rem; }
.crowd-label { color: var(--ink-soft); font-size: .82rem; margin-right: .3rem; display: block; }
.mini { background: none; border: 0; padding: 0; cursor: pointer; border-radius: 6px; }
.quiet { grid-column: 1 / -1; color: var(--ink-soft); margin: .25rem 0 0; }
@media (max-width: 860px) { :root[data-view="areas"] .areas { grid-template-columns: 1fr; padding: 1rem 16px; } }