:root {
  --floor: #e9ebf0;      /* stage floor grey */
  --paper: #f7f8fa;
  --ink: #1c1f3f;        /* indigo ink */
  --steel: #6a7088;
  --rule: #cfd3de;
  --tape: #f4c21b;       /* gaffer yellow: the route */
  --tape-deep: #a77f00;
  --gel: #c42a79;        /* lighting-gel magenta: Qloo heat only */
  --ok: #1f7a4d;
  --warn: #9a5b00;
  --bad: #b3261e;
  --display: "Big Shoulders Display", "Arial Narrow", sans-serif;
  --text: "Atkinson Hyperlegible", system-ui, sans-serif;
  --r-sm: 4px;
  --r-lg: 10px;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--floor);
  color: var(--ink);
  font: 16px/1.5 var(--text);
  -webkit-font-smoothing: antialiased;
}
:focus-visible { outline: 3px solid var(--tape); outline-offset: 2px; }
[hidden] { display: none !important; }
.muted { color: var(--steel); }
small { color: var(--steel); font-weight: 400; }
h1, h2, h3, h4 { margin: 0; }

/* ---------- top bar ---------- */
.top {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 12px 24px;
  background: var(--ink);
  color: var(--paper);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
  font: 900 26px/1 var(--display);
  letter-spacing: 0.01em;
}
.brand svg { width: 28px; height: 28px; fill: none; stroke: var(--tape); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.tagline { margin: 0; color: #b9bdd3; font-size: 14px; }
.mode {
  margin-left: auto;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 13px;
  background: #2c3060;
  color: var(--paper);
  white-space: nowrap;
}
.mode.live::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 6px; border-radius: 50%; background: #3ddc84; }
.mode.sample { background: var(--tape); color: var(--ink); }

/* ---------- layout ---------- */
.shell {
  display: grid;
  grid-template-columns: minmax(300px, 380px) 1fr;
  min-height: calc(100vh - 56px);
}
.rail {
  background: var(--paper);
  border-right: 1px solid var(--rule);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.stage { padding: 24px; display: flex; flex-direction: column; gap: 24px; min-width: 0; }

/* ---------- form ---------- */
.plan h1 { font: 700 34px/1 var(--display); margin-bottom: 18px; }
.field { display: block; border: 0; padding: 0; margin: 0 0 16px; }
.field > span, .field > legend { display: block; font-weight: 700; font-size: 14px; margin-bottom: 6px; }
input, textarea {
  width: 100%;
  font: inherit;
  color: inherit;
  background: #fff;
  border: 1.5px solid var(--rule);
  border-radius: var(--r-sm);
  padding: 10px 12px;
}
input:focus, textarea:focus { border-color: var(--ink); outline: none; }
#act { font: 700 22px/1.2 var(--display); letter-spacing: 0.01em; }
input[type="range"] { padding: 0; border: 0; background: none; accent-color: var(--ink); }
output { font: 700 18px var(--display); margin-left: 4px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips button {
  font: inherit;
  font-size: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1.5px solid var(--rule);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}
.chips button[aria-checked="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.more { margin: 4px 0 18px; }
.more summary { cursor: pointer; font-weight: 700; font-size: 14px; margin-bottom: 12px; }
.go {
  width: 100%;
  padding: 14px;
  font: 700 22px/1 var(--display);
  letter-spacing: 0.02em;
  color: var(--ink);
  background: var(--tape);
  border: 0;
  border-radius: var(--r-sm);
  cursor: pointer;
}
.go:hover { background: #ffd23a; }
.go:disabled { opacity: 0.6; cursor: progress; }
.presets { margin-top: 14px; font-size: 14px; color: var(--steel); }
.presets button {
  font: inherit;
  color: var(--ink);
  background: none;
  border: 0;
  padding: 0;
  text-decoration: underline;
  text-decoration-color: var(--tape);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  cursor: pointer;
}

/* ---------- agent log ---------- */
.log h2 { font: 700 22px/1 var(--display); margin-bottom: 10px; }
.steps { max-height: 62vh; overflow-y: auto; overscroll-behavior: contain; list-style: none; margin: 0; padding: 0 6px 0 0; display: flex; flex-direction: column; gap: 2px; font-size: 14px; }
.steps li { border-left: 3px solid var(--rule); padding: 6px 0 6px 10px; }
.steps li.running { border-color: var(--tape); }
.steps li.done { border-color: var(--ink); }
.steps li.agent { border-color: var(--gel); }
.steps li.empty, .steps li.needs_input, .steps li.partial, .steps li.degraded { border-color: var(--warn); }
.steps li.error { border-color: var(--bad); }
.steps .tool { font-size: 12px; color: var(--steel); }
.steps .res { display: block; font-size: 12px; color: var(--steel); }
.steps details { font-size: 12px; }
.steps pre { white-space: pre-wrap; word-break: break-word; background: var(--floor); padding: 6px; border-radius: var(--r-sm); margin: 4px 0 0; }
.steps li.phase { border: 0; padding: 12px 0 2px; font-weight: 700; }

/* ---------- map ---------- */
.mapwrap { position: relative; }
#map { height: 380px; border-radius: var(--r-lg); background: #dde1ea; border: 1px solid var(--rule); }
.leaflet-tile-pane { filter: grayscale(1) contrast(0.85) brightness(1.06); }
.legend { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px; font-size: 13px; color: var(--steel); }
.k { display: inline-block; width: 14px; height: 14px; margin-right: 6px; vertical-align: -2px; border-radius: 50%; }
.k.route { border-radius: 2px; height: 5px; width: 22px; vertical-align: 3px; background: var(--tape-deep); }
.k.city { background: var(--ink); }
.k.heat { background: var(--gel); opacity: 0.6; }
.leaflet-tooltip.citytip { font: 13px/1.3 var(--text); }

/* ---------- empty state ---------- */
.empty { max-width: 64ch; }
.empty .big { font: 900 clamp(40px, 6vw, 72px)/0.95 var(--display); margin: 8px 0 14px; }
.saved h3 { font: 700 20px var(--display); margin: 22px 0 8px; }
.saved ul { list-style: none; padding: 0; margin: 0; }
.saved li { padding: 8px 0; border-bottom: 1px solid var(--rule); }
.saved a { color: var(--ink); font-weight: 700; }

/* ---------- the poster (the one loud element) ---------- */
.poster {
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--r-lg);
  padding: 28px clamp(18px, 4vw, 40px) 24px;
}
.poster-head { display: flex; gap: 20px; align-items: flex-start; margin-bottom: 18px; }
.poster-head img { width: 96px; height: 96px; object-fit: cover; border-radius: var(--r-sm); border: 3px solid var(--tape); }
.kind { margin: 0; color: var(--tape); font-weight: 700; font-size: 14px; }
#actName { font: 900 clamp(44px, 7vw, 88px)/0.9 var(--display); letter-spacing: 0.005em; }
.brief { margin: 12px 0 0; max-width: 70ch; color: #d4d7e8; }
.route { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--tape); }
.stop { border-bottom: 1px solid #3a3f6e; }
.stop-row {
  width: 100%;
  display: grid;
  grid-template-columns: 2.2em 1fr auto 3.2em;
  align-items: baseline;
  gap: 14px;
  padding: 10px 0;
  background: none;
  border: 0;
  color: inherit;
  text-align: left;
  cursor: pointer;
  font: inherit;
}
.stop-row .n { font: 700 22px var(--display); color: var(--tape); }
.stop-row .city { font: 800 clamp(30px, 4.6vw, 54px)/1 var(--display); text-transform: uppercase; }
.stop-row .opener { font-size: 14px; color: #c0c4dc; text-align: right; }
.stop-row .score { font: 900 30px/1 var(--display); color: var(--tape); text-align: right; }
.stop-row:hover .city { color: var(--tape); }
.stop-body { padding: 4px 0 22px 3.2em; display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 18px 28px; }
.stop-body h4 { font: 700 18px var(--display); color: var(--tape); margin-bottom: 4px; }
.stop-body ul { margin: 0; padding: 0; list-style: none; font-size: 14px; }
.stop-body li { padding: 3px 0; display: flex; justify-content: space-between; gap: 10px; }
.stop-body li span:last-child { color: #9ea3c4; font-variant-numeric: tabular-nums; }
.stop-body .why { grid-column: 1 / -1; color: #d4d7e8; font-size: 14px; margin: 0; }
.copy { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.copy > div { border-radius: var(--r-sm); padding: 12px 14px; font-size: 15px; }
.copy .generic { background: #2a2e58; color: #aeb2cf; }
.copy .ours { background: var(--tape); color: var(--ink); }
.copy p { margin: 4px 0 0; }
.copy .who { font-size: 12px; font-weight: 700; }
.copy .refs { font-size: 12px; margin-top: 6px; }
.dropped { margin-top: 18px; font-size: 14px; color: #c0c4dc; }
.dropped h4 { font: 700 18px var(--display); color: var(--paper); margin-bottom: 4px; }
.dropped ul { margin: 0; padding-left: 18px; }
.actions { display: flex; gap: 10px; margin-top: 20px; flex-wrap: wrap; }
.ghost { font: inherit; font-size: 14px; padding: 8px 14px; border-radius: var(--r-sm); border: 1.5px solid #5a5f92; background: none; color: var(--paper); cursor: pointer; }
.ghost:hover { border-color: var(--tape); }
.rationale { color: #d4d7e8; font-size: 14px; margin: 14px 0 0; }

/* ---------- panels ---------- */
.panel { background: var(--paper); border: 1px solid var(--rule); border-radius: var(--r-lg); padding: 22px clamp(16px, 3vw, 28px); }
.panel h3 { font: 800 30px/1 var(--display); margin-bottom: 8px; }
.panel h4 { font-size: 14px; margin-bottom: 10px; }
.fans-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 28px; margin-top: 12px; }
.bars { list-style: none; padding: 0; margin: 0; font-size: 14px; }
.bars li { display: grid; grid-template-columns: 1fr 90px; gap: 10px; align-items: center; padding: 3px 0; }
.bars .bar { height: 8px; background: var(--floor); border-radius: 4px; overflow: hidden; }
.bars .bar i { display: block; height: 100%; background: var(--ink); }
.demo { font-size: 13px; }
.demo .row { display: grid; grid-template-columns: 92px 1fr; align-items: center; gap: 8px; padding: 2px 0; }
.demo .axis { position: relative; height: 12px; background: linear-gradient(to right, transparent calc(50% - 0.5px), var(--rule) calc(50% - 0.5px), var(--rule) calc(50% + 0.5px), transparent calc(50% + 0.5px)); }
.demo .axis i { position: absolute; top: 2px; height: 8px; border-radius: 2px; }
.demo .axis i.pos { background: var(--ink); }
.demo .axis i.neg { background: var(--steel); opacity: 0.5; }
.demo .note { color: var(--steel); margin-top: 6px; }
.trend svg { width: 100%; height: 90px; display: block; }
.trend .label { font-size: 14px; margin-top: 6px; }
.tablewrap { overflow-x: auto; margin-top: 12px; }
.matrix { border-collapse: collapse; font-size: 14px; min-width: 100%; }
.matrix th, .matrix td { padding: 8px 10px; border-bottom: 1px solid var(--rule); text-align: center; white-space: nowrap; }
.matrix th:first-child, .matrix td:first-child { text-align: left; }
.matrix thead th { font-weight: 700; font-size: 13px; color: var(--steel); }
.matrix td.first { background: var(--tape); font-weight: 700; }
.matrix tbody tr:first-child td:first-child { font-weight: 700; }
.matrix .you { font-size: 12px; color: var(--steel); }
.compare { margin-top: 18px; font-size: 15px; }
.compare ul { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 8px 0 0; }
.compare li { background: var(--floor); border-radius: 999px; padding: 4px 10px; font-size: 14px; }

/* ---------- chat ---------- */
.chat { display: flex; flex-direction: column; gap: 10px; margin: 12px 0; }
.chat .q { align-self: flex-end; background: var(--ink); color: var(--paper); padding: 8px 12px; border-radius: var(--r-lg); max-width: 80%; }
.chat .a { background: #fff; border: 1px solid var(--rule); padding: 10px 14px; border-radius: var(--r-lg); white-space: pre-wrap; max-width: 90%; }
.chat .t { font-size: 12px; color: var(--steel); }
.ask { display: flex; gap: 8px; }
.ask button { font: 700 18px var(--display); padding: 0 18px; border: 0; border-radius: var(--r-sm); background: var(--ink); color: var(--paper); cursor: pointer; }
.fineprint { font-size: 12px; color: var(--steel); margin: 0; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .rail { border-right: 0; border-bottom: 1px solid var(--rule); }
  .tagline { display: none; }
  .steps { max-height: 40vh; }
  #map { height: 300px; }
  .stop-row { grid-template-columns: 1.6em 1fr 2.6em; }
  .stop-row .opener { grid-column: 2; grid-row: 2; text-align: left; }
  .stop-body { padding-left: 0; }
  .copy { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: no-preference) {
  .stop.new { animation: drop-in 420ms cubic-bezier(.2,.8,.2,1); }
  @keyframes drop-in { from { opacity: 0; transform: translateY(-6px); } }
}

/* ---------- shared tour page + print ---------- */
body.view .rail { display: none; }
body.view .shell { grid-template-columns: 1fr; max-width: 1100px; margin: 0 auto; }
@media print {
  .steps { max-height: none; }
  .top, .rail, .actions, #askPanel, .legend, .leaflet-control-container { display: none !important; }
  .shell { display: block; }
  body { background: #fff; }
  .poster { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .stop-body { display: grid !important; }
  .panel { break-inside: avoid; }
}