:root {
  color-scheme: light;
  --bg: #f7f5f1;
  --surface: #ffffff;
  --ink: #3a2f2c;
  --text: #3a2f2c;
  --muted: #7a6e68;
  --faint: #a39891;
  --line: rgba(58, 47, 44, 0.12);
  --accent: #7a3b45;
  --accent-soft: #c4a4a8;
  --crate: #c9844a;
  --crate-dark: #a86a35;
  --fill: #efeae3;
  --blue: #5b7ea8;
  --light: var(--accent);
  --red: #b54a3c;
  --smoke: #b8b0a8;
  font-family: "IBM Plex Sans", sans-serif;
  font-weight: 400;
}

.replay { max-width: 1120px; margin: 0 auto; padding: 42px 28px 72px; }
.replay-controls { display: flex; align-items: center; gap: 16px; margin: 24px 0; flex-wrap: wrap; }
.replay-controls input { flex: 1 1 360px; accent-color: var(--accent); }
.replay-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.replay-card { background: var(--panel, #fff); border: 1px solid var(--line, #d8e2e2); border-radius: 14px; padding: 22px; box-shadow: 0 12px 30px rgba(23,43,53,.06); }
.replay-card strong { display: block; margin-top: 10px; font-size: 28px; }
.replay-card p { margin: 10px 0 0; color: var(--muted, #52666c); }
.replay-card .replay-cost { color: var(--ink, #172b35); font-weight: 650; }
@media (max-width: 760px) { .replay-grid { grid-template-columns: 1fr; } .replay { padding-inline: 18px; } }

* { box-sizing: border-box; }
html, body { min-height: 100%; margin: 0; background: var(--bg); }
body { color: var(--text); -webkit-font-smoothing: antialiased; }
button, input { font: inherit; }
button { color: inherit; }

.skip-link {
  position: fixed; left: 1rem; top: 1rem; z-index: 100;
  transform: translateY(-200%);
  background: var(--accent); color: #fff; padding: .7rem 1rem;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: flex-start; gap: 2rem;
  width: 100%; height: 64px; margin: auto;
  padding: 0 max(40px, calc((100% - 1180px) / 2 + 40px));
  border-bottom: 1px solid var(--line);
  background: rgba(247, 245, 241, 0.92);
  backdrop-filter: blur(12px);
}
.brand-lockup { display: flex; align-items: baseline; gap: 14px; }
.brand-mark {
  display: block; width: 10px; height: 10px;
  border: 1.5px solid var(--accent); border-radius: 2px;
  background: var(--crate); color: transparent;
}
.brand-lockup .eyebrow { display: none; }
.brand-name {
  margin: 0;
  font: 500 13px/1 "IBM Plex Mono", monospace;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ink);
}
.brand-lockup::after { content: none; }
.header-status { display: none; }

.shell {
  width: 100%; max-width: 1180px; min-height: calc(100vh - 64px);
  margin: auto; padding: 0 40px 120px;
}
.site-footer { display: none; }

h1, h2, p { text-wrap: pretty; }
h1 {
  max-width: 22ch; margin: 0;
  font-size: clamp(2.4rem, 4.6vw, 3.1rem); line-height: 1.1;
  letter-spacing: -.02em; font-weight: 400; color: var(--ink);
}
.hero { padding: 88px 0 48px; border-bottom: 1px solid var(--line); }
.hero p {
  max-width: 60ch; margin: 24px 0 0; color: var(--muted);
  font-size: 17px; line-height: 1.65;
}
.hero p + p { margin-top: 14px; }

.section-label {
  margin: 0; padding-bottom: 14px; border-bottom: 1px solid var(--line);
  color: var(--faint);
  font: 400 10px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: .18em; text-transform: uppercase;
}
.briefing > .section-label {
  margin-top: 48px; border: 0; padding-bottom: 0;
  color: var(--ink);
  font: 700 12px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: .16em;
}
.briefing > .section-label.seat-label {
  color: #1a1210;
  font-weight: 700;
}

/* —— Playful supply chain board —— */
.chain-board {
  position: relative;
  margin-top: 8px;
  padding: 28px 20px 18px;
  border: 1.5px solid var(--line);
  border-radius: 4px;
  background:
    radial-gradient(circle at 12% 18%, rgba(201, 132, 74, 0.06), transparent 40%),
    radial-gradient(circle at 88% 30%, rgba(122, 59, 69, 0.05), transparent 42%),
    var(--surface);
}
.chain-board.chain--shipping .belt-crates {
  animation: crate-nudge .7s ease-out;
}

.orders-rail {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.orders-rail svg { width: 100%; height: 28px; display: block; overflow: visible; }
.orders-rail .rail-label,
.inventory-rail .rail-label {
  font: 500 10px/1 "IBM Plex Mono", monospace;
  letter-spacing: .16em; text-transform: uppercase; color: var(--accent);
}

.chain {
  display: grid;
  grid-template-columns: 1fr 36px 1fr 36px 1fr 36px 1fr;
  align-items: center;
  gap: 0;
  margin-top: 0;
}
.retailers {
  grid-column: 1;
  display: flex; flex-direction: column; gap: 12px;
}
.fork {
  grid-column: 2; height: 100%; min-height: 220px; position: relative;
}
.fork i, .fork b, .link {
  display: block; background: var(--accent-soft);
}
.fork i { position: absolute; left: 0; width: 50%; height: 1.5px; }
.fork i:first-child { top: 28%; }
.fork i:nth-child(2) { top: 72%; }
.fork b { position: absolute; left: 50%; top: 28%; width: 1.5px; height: 44%; }
.fork::after {
  content: ""; position: absolute; top: 50%; right: 0;
  width: 50%; height: 1.5px; background: var(--accent-soft);
}
.chain-pair { display: flex; flex-direction: column; gap: 12px; }
.chain-pair .chain-card { width: 100%; }
.chain-wholesaler { grid-column: 3; }
.link-one { grid-column: 4; }
.chain-distributor { grid-column: 5; }
.link-two { grid-column: 6; }
.chain-factory { grid-column: 7; }
.link {
  width: 100%; height: 1.5px; margin: 0 2px;
  align-self: center;
}

.chain-card {
  min-width: 0;
  border: 1.5px solid transparent;
  background: transparent;
  padding: 8px 6px 10px;
  text-align: center;
  border-radius: 6px;
  transition: border-color .15s ease, background .15s ease, transform .15s ease;
}
.briefing .chain-card { cursor: default; }
.briefing .chain-card.selectable { cursor: pointer; }
.briefing .chain-card.selectable:not(:disabled):hover {
  border-color: var(--accent-soft);
  background: rgba(122, 59, 69, 0.04);
  transform: translateY(-2px);
}
.briefing .chain-card.locked {
  opacity: 0.72;
  cursor: not-allowed;
}
.chain-card.selected {
  border-color: var(--accent);
  background: rgba(122, 59, 69, 0.06);
}
.chain-card.companion {
  border-style: dashed; border-color: var(--line);
  background: var(--fill); opacity: .92;
}
.chain-card.companion .chain-tag { color: var(--faint); }
.chain-card.companion .building-svg { opacity: .55; }

.chain-tag {
  display: block; margin-bottom: 6px;
  color: var(--faint);
  font: 500 9px/1 "IBM Plex Mono", monospace;
  letter-spacing: .14em;
}
.selected .chain-tag { color: var(--accent); }

.building-svg {
  display: block; width: 100%; max-width: 112px; height: auto;
  margin: 0 auto 6px; overflow: visible;
}
.building-svg .stroke { fill: none; stroke: var(--ink); stroke-width: 1.6; stroke-linejoin: round; stroke-linecap: round; }
.building-svg .soft { fill: var(--fill); stroke: var(--ink); stroke-width: 1.6; stroke-linejoin: round; }
.building-svg .accent-fill { fill: var(--accent); }
.building-svg .crate-fill { fill: var(--crate); stroke: var(--ink); stroke-width: 1.2; }
.building-svg .smoke {
  fill: var(--smoke); opacity: .55;
  animation: smoke-rise 2.8s ease-in-out infinite;
}
.building-svg .smoke:nth-child(2) { animation-delay: .45s; }
.building-svg .smoke:nth-child(3) { animation-delay: .9s; }
.building-svg .smoke:nth-child(4) { animation-delay: 1.35s; }
.building-svg .awning { fill: var(--accent); stroke: var(--ink); stroke-width: 1.4; }
.building-svg .gear { fill: none; stroke: var(--ink); stroke-width: 1.4; }

.chain-card strong {
  display: block;
  font: 500 11px/1.2 "IBM Plex Mono", monospace;
  letter-spacing: .12em; text-transform: uppercase; color: var(--ink);
}
.briefing .chain-card strong { font-size: 11px; }
.chain-card p {
  margin: 8px 0 0; color: var(--muted);
  font-size: 12px; line-height: 1.45; text-align: left;
}

.inv-meter {
  margin: 10px auto 0; width: 100%; max-width: 100px;
}
.inv-meter .inv-label {
  display: block; margin-bottom: 4px;
  font: 400 8px/1 "IBM Plex Mono", monospace;
  letter-spacing: .12em; text-transform: uppercase; color: var(--faint);
}
.inv-meter .track {
  height: 5px; border-radius: 2px; background: #e5dfd7; overflow: hidden;
  border: 1px solid rgba(58, 47, 44, 0.08);
}
.inv-meter .fill {
  display: block; height: 100%; width: 0%;
  background: var(--accent); border-radius: 1px;
  transition: width .35s ease;
}
.inv-meter.backlog .fill { background: var(--red); }
.inv-meter .inv-value {
  display: block; margin-top: 4px;
  font: 400 10px/1 "IBM Plex Mono", monospace; color: var(--muted);
}

.conveyor {
  margin-top: 8px;
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 12px;
}
.conveyor-svg { width: 100%; height: 36px; display: block; overflow: visible; }
.belt-crates { transform-origin: center; }
.crate-block { fill: var(--crate); stroke: var(--ink); stroke-width: 1.2; }
.crate-dot { fill: var(--crate-dark); }
.belt-line { fill: none; stroke: var(--ink); stroke-width: 1.6; }
.belt-roller { fill: var(--surface); stroke: var(--ink); stroke-width: 1.6; }

@keyframes smoke-rise {
  0%, 100% { transform: translateY(0); opacity: .35; }
  50% { transform: translateY(-4px); opacity: .7; }
}
@keyframes crate-nudge {
  0% { transform: translateX(0); }
  40% { transform: translateX(10px); }
  100% { transform: translateX(0); }
}

.danger { color: var(--red) !important; }

.start-row {
  margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--line);
}
.primary-button {
  min-height: 46px; border: 0; padding: 0 34px; cursor: pointer;
  background: var(--accent); color: #fff;
  font: 500 11px/1 "IBM Plex Mono", monospace;
  letter-spacing: .16em; text-transform: uppercase;
  border-radius: 3px;
}
.primary-button:hover { background: #643038; }
.primary-button span { padding-left: 10px; }

.game { padding-top: 40px; }
.game-grid {
  display: grid; grid-template-columns: 400px minmax(0, 1fr);
  gap: 40px; margin-top: 40px; align-items: start;
}
.decision-panel, .graphs { display: flex; flex-direction: column; gap: 28px; }
.graphs { gap: 28px; }

.position-board {
  padding: 14px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  background:
    radial-gradient(circle at 0% 0%, rgba(201, 132, 74, 0.07), transparent 45%),
    var(--surface);
}
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.stat {
  min-height: 0;
  padding: 14px 14px 12px;
  border: 1.5px solid rgba(58, 47, 44, 0.08);
  border-radius: 8px;
  background: #fbf9f6;
}
.stat span {
  display: block; margin-bottom: 8px; color: var(--faint);
  font: 500 9px/1 "IBM Plex Mono", monospace;
  letter-spacing: .14em; text-transform: uppercase;
}
.stat strong {
  font: 500 26px/1 "IBM Plex Mono", monospace; letter-spacing: -.03em; color: var(--ink);
}
.stat.stat-danger {
  border-color: rgba(181, 74, 60, 0.28);
  background: rgba(181, 74, 60, 0.06);
}
.stat.stat-danger strong { color: var(--red); }

.order-form .section-label { margin-bottom: 22px; border: 0; padding-bottom: 0; }
.order-number { display: flex; align-items: end; gap: 16px; }
.order-number output {
  color: var(--accent);
  font: 500 64px/.9 "IBM Plex Mono", monospace; letter-spacing: -.04em;
}
.order-form input[type=range] {
  width: 100%; height: 14px; margin: 26px 0 0;
  appearance: none; cursor: pointer; background: transparent;
}
.order-form input[type=range]::-webkit-slider-runnable-track {
  height: 3px; background: var(--accent-soft); border-radius: 2px;
}
.order-form input[type=range]::-webkit-slider-thumb {
  width: 16px; height: 16px; margin-top: -6.5px;
  appearance: none; border-radius: 50%;
  background: var(--accent); border: 2px solid #fff;
  box-shadow: 0 1px 3px rgba(58, 47, 44, 0.2);
}
.order-form input[type=range]::-moz-range-track {
  height: 3px; background: var(--accent-soft); border-radius: 2px; border: 0;
}
.order-form input[type=range]::-moz-range-thumb {
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent); border: 2px solid #fff;
}
.range-labels, .chart-weeks {
  display: flex; justify-content: space-between; color: var(--faint);
  font: 400 10px/1 "IBM Plex Mono", monospace;
}
.order-actions { display: flex; gap: 10px; margin-top: 26px; }
.order-actions > button:not(.primary-button), .hold-button {
  border: 1.5px solid var(--line); background: var(--surface); cursor: pointer;
  border-radius: 3px;
}
.order-actions > button:not(.primary-button) {
  width: 44px; height: 46px;
  font: 400 15px "IBM Plex Mono", monospace;
}
.order-actions .primary-button { flex: 1; padding: 0; }
.hold-button {
  width: 100%; height: 40px; margin-top: 10px; color: var(--faint);
  font: 400 10px "IBM Plex Mono", monospace;
  letter-spacing: .16em; text-transform: uppercase;
}
.hold-button:hover,
.order-actions > button:not(.primary-button):hover {
  border-color: var(--accent-soft); color: var(--ink);
}
.error-message { min-height: 0; margin: 8px 0 0; color: var(--red); font-size: 13px; }

.graph {
  padding: 18px 18px 14px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
}
.graph-head {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  margin-bottom: 8px;
  color: var(--ink);
  font: 500 11px/1 "IBM Plex Mono", monospace;
  letter-spacing: .14em; text-transform: uppercase;
}
.chart-legend { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.chart-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--fill);
  color: var(--muted);
  font: 500 9px/1 "IBM Plex Mono", monospace;
  letter-spacing: .08em; text-transform: uppercase;
}
.chart-pill i {
  width: 8px; height: 8px; border-radius: 50%; background: currentColor;
}
.chart-pill.blue { color: var(--blue); }
.chart-pill.red { color: var(--red); }
.chart-pill.accent { color: var(--accent); }
.chart-pill.light { color: var(--ink); }
.chart-pill.muted { color: var(--faint); }
.blue { color: var(--blue); }
.red { color: var(--red); }
.light { color: var(--ink); }
.accent { color: var(--accent); }
.muted { color: var(--faint); }
.chart { position: relative; padding-top: 6px; }
.chart svg { display: block; width: 100%; height: 168px; overflow: visible; }
.chart polygon.area { stroke: none; opacity: .18; }
.chart polygon.area.blue { fill: var(--blue); }
.chart polygon.area.red { fill: var(--red); }
.chart polygon.area.accent { fill: var(--accent); }
.chart polygon.area.muted { fill: var(--faint); }
.chart polyline {
  fill: none; stroke-width: 2.4;
  vector-effect: non-scaling-stroke; stroke-linejoin: round; stroke-linecap: round;
}
.chart polyline.blue { stroke: var(--blue); }
.chart polyline.red { stroke: var(--red); }
.chart polyline.light { stroke: var(--ink); }
.chart polyline.accent { stroke: var(--accent); }
.chart polyline.muted { stroke: var(--faint); stroke-dasharray: 5 5; }
.chart-weeks { margin-top: 10px; padding: 0 2px; }

.debrief .hero { padding-top: 80px; }
.final-cards {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line);
}
.final-cards article { padding: 40px 32px 40px 0; }
.final-cards span {
  color: var(--accent);
  font: 500 10px "IBM Plex Mono", monospace; letter-spacing: .16em;
}
.final-cards strong {
  display: block; margin-top: 18px;
  font: 500 48px/1 "IBM Plex Mono", monospace; letter-spacing: -.04em;
}
.final-cards p {
  max-width: 30ch; margin: 14px 0 0; color: var(--muted);
  font-size: 14px; line-height: 1.55;
}
.debrief > .graph { padding-top: 48px; }
.chain-table { padding-top: 56px; }
.chain-row {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr;
  gap: 1rem; padding: 18px 0;
  border-bottom: 1px solid var(--line);
  font: 400 14px/1.2 "IBM Plex Mono", monospace;
}
.chain-row span:not(:first-child) { text-align: right; }
.chain-row.heading {
  padding: 16px 0; color: var(--faint); font-size: 11px;
  letter-spacing: .1em; text-transform: uppercase;
}
.chain-row.you { color: var(--accent); font-weight: 500; }

/* —— Week-by-week thought tracker —— */
.thoughts { padding-top: 64px; }
.thoughts-head {
  display: flex; justify-content: space-between; align-items: flex-end; gap: 48px;
  margin-top: 26px;
}
.thoughts-head h2 {
  max-width: 18ch; margin: 0;
  font-size: clamp(1.6rem, 2.6vw, 2rem); line-height: 1.15;
  font-weight: 400; letter-spacing: -.02em; color: var(--ink);
}
.thoughts-head p {
  max-width: 48ch; margin: 0; color: var(--muted);
  font-size: 14px; line-height: 1.65;
}

.thought-controls {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px; margin-top: 30px;
}
.thought-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.thought-tab {
  padding: 9px 15px; cursor: pointer;
  border: 1.5px solid var(--line); border-radius: 999px;
  background: var(--surface); color: var(--muted);
  font: 500 10px/1 "IBM Plex Mono", monospace;
  letter-spacing: .12em; text-transform: uppercase;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.thought-tab:hover { border-color: var(--accent-soft); color: var(--ink); }
.thought-tab.current {
  border-color: var(--accent); background: var(--accent); color: #fff;
}
.thought-search input {
  width: 260px; height: 40px; padding: 0 16px;
  border: 1.5px solid var(--line); border-radius: 999px;
  background: var(--surface); color: var(--ink); font-size: 13px;
}
.thought-search input:focus { outline: none; border-color: var(--accent-soft); }

.thought-stream {
  display: flex; flex-direction: column; gap: 16px;
  max-width: 940px; margin-top: 26px;
}
.thought {
  display: grid; grid-template-columns: 104px minmax(0, 1fr); gap: 20px;
  align-items: start;
  animation: bubble-in .42s cubic-bezier(.2, .7, .3, 1) both;
}
/* Entrance stagger lives here, not in a style attribute: the page CSP
   (style-src 'self') blocks inline styles outright. */
.thought:nth-child(2) { animation-delay: 70ms; }
.thought:nth-child(3) { animation-delay: 140ms; }
.thought:nth-child(4) { animation-delay: 210ms; }
.thought:nth-child(5) { animation-delay: 280ms; }
.thought:nth-child(6) { animation-delay: 350ms; }
.thought:nth-child(7) { animation-delay: 420ms; }
.thought:nth-child(n+8) { animation-delay: 490ms; }
.thought-mark { padding-top: 12px; text-align: right; }
.thought-week {
  display: block; color: var(--faint);
  font: 500 10px/1 "IBM Plex Mono", monospace;
  letter-spacing: .14em; text-transform: uppercase;
}
.thought-order {
  display: block; margin-top: 7px; color: var(--accent);
  font: 500 26px/1 "IBM Plex Mono", monospace; letter-spacing: -.03em;
}
.thought-order-note {
  display: block; margin-top: 5px; color: var(--faint);
  font: 400 9px/1 "IBM Plex Mono", monospace;
  letter-spacing: .14em; text-transform: uppercase;
}

.thought-bubble {
  position: relative; padding: 18px 22px 14px;
  border: 1.5px solid var(--line); border-radius: 16px;
  background:
    radial-gradient(circle at 0% 0%, rgba(201, 132, 74, 0.07), transparent 55%),
    var(--surface);
}
.thought-bubble::after {
  content: ""; position: absolute; left: -9px; top: 18px;
  width: 14px; height: 14px;
  background: var(--surface);
  border-left: 1.5px solid var(--line); border-bottom: 1.5px solid var(--line);
  border-radius: 0 0 0 3px;
  transform: rotate(45deg);
}
.thought-bubble p {
  margin: 0; color: var(--text); font-size: 15px; line-height: 1.68;
}
.thought-bubble .thought-silent { color: var(--faint); font-style: italic; }
.thought-bubble mark {
  padding: 0 2px; border-radius: 2px;
  background: rgba(201, 132, 74, 0.3); color: inherit;
}
.thought-bubble footer {
  display: flex; flex-wrap: wrap; gap: 6px 8px;
  margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line);
}
.thought-bubble footer span {
  padding: 5px 9px; border-radius: 999px;
  background: var(--fill); color: var(--faint);
  font: 400 10px/1 "IBM Plex Mono", monospace;
  letter-spacing: .1em; text-transform: uppercase;
}
.thought-bubble footer b { font-weight: 500; }

.thought-nav {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-top: 12px; padding-top: 20px; border-top: 1px solid var(--line);
}
.thought-nav button {
  min-height: 40px; padding: 0 16px; cursor: pointer;
  border: 1.5px solid var(--line); border-radius: 3px;
  background: var(--surface); color: var(--muted);
  font: 500 10px/1 "IBM Plex Mono", monospace;
  letter-spacing: .14em; text-transform: uppercase;
}
.thought-nav button:hover:not(:disabled) {
  border-color: var(--accent-soft); color: var(--ink);
}
.thought-nav button:disabled { opacity: .35; cursor: not-allowed; }
.thought-nav span {
  color: var(--faint);
  font: 400 10px/1 "IBM Plex Mono", monospace;
  letter-spacing: .14em; text-transform: uppercase;
}
.thought-count, .thought-empty {
  margin: 0 0 6px; color: var(--faint);
  font: 400 10px/1.6 "IBM Plex Mono", monospace;
  letter-spacing: .12em; text-transform: uppercase;
}
.thought-empty { text-transform: none; letter-spacing: 0; font-size: 14px; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip-path: inset(50%); white-space: nowrap;
}

@keyframes bubble-in {
  from { opacity: 0; transform: translateY(10px) scale(.985); }
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .thought { animation: none; }
}

.loading-card { padding: 96px 0; }
.loading-card p { color: var(--muted); }

@media (max-width: 800px) {
  .site-header { height: auto; min-height: 64px; padding: 0 16px; }
  .shell { width: 100%; padding: 0 16px 80px; }
  .header-status { display: none; }
  .hero { padding: 56px 0 36px; }
  .chain-board { padding: 18px 12px 12px; }
  .orders-rail .rail-label, .conveyor .rail-label { display: none; }
  .chain { grid-template-columns: 1fr; gap: 14px; }
  .retailers { grid-column: auto; }
  .fork, .link { display: none !important; }
  .chain-wholesaler, .chain-distributor, .chain-factory { grid-column: auto; }
  .game { padding-top: 28px; }
  .game-grid { grid-template-columns: 1fr; margin-top: 28px; }
  .graph-head { align-items: flex-start; flex-direction: column; }
  .final-cards { grid-template-columns: 1fr; }
  .final-cards article {
    padding: 28px 0; border-bottom: 1px solid var(--line);
  }
  .chain-row {
    grid-template-columns: 1.4fr repeat(4, 1fr); gap: .5rem; font-size: 10px;
  }
  .chain-row.heading { font-size: 8px; }
  .thoughts { padding-top: 48px; }
  .thoughts-head { flex-direction: column; align-items: flex-start; gap: 14px; }
  /* Block, not flex: a column flex line grows to the un-wrapped chip row and
     drags the search box past the shell padding with it. */
  .thought-controls { display: block; }
  .thought-tabs {
    flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px;
    scrollbar-width: none;
  }
  .thought-tabs::-webkit-scrollbar { display: none; }
  .thought-tab { flex: 0 0 auto; }
  .thought-search { display: block; margin-top: 12px; }
  .thought-search input { width: 100%; }
  .thought { grid-template-columns: 1fr; gap: 8px; }
  .thought-mark {
    display: flex; align-items: baseline; gap: 10px;
    padding-top: 0; text-align: left;
  }
  .thought-order { margin-top: 0; font-size: 20px; }
  .thought-order-note { margin-top: 0; }
  .thought-bubble { padding: 16px 16px 12px; }
  .thought-bubble::after { display: none; }
  .thought-bubble p { font-size: 14px; }
  .thought-nav { flex-wrap: wrap; gap: 10px; }
  .thought-nav button { flex: 1 1 40%; padding: 0 10px; font-size: 9px; }
  .thought-nav span { order: -1; flex: 1 1 100%; text-align: center; }
}