/* DEPOT NINE main stylesheet. Layout, components, motion.
   Tokens live in tokens.css; nothing here invents a colour or a duration. */

/* ---------- base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: var(--t-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul[class], ol[class] { padding: 0; list-style: none; }
img, svg, canvas { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
a { color: inherit; }
table { border-collapse: collapse; width: 100%; }
/* components below declare display; hidden has to keep winning */
[hidden] { display: none !important; }

::selection { background: var(--signal); color: var(--board); }

/* focus geometry: a bulb-white bracket, square like a board tile */
:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 0;
}

:where([id]) { scroll-margin-top: 5.75rem; }
#top { scroll-margin-top: 0; }

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

.skip-link {
  position: fixed;
  top: var(--s-3);
  left: var(--s-3);
  z-index: var(--z-skip);
  padding: var(--s-3) var(--s-5);
  background: var(--bulb);
  color: var(--board);
  font-family: var(--font-board);
  font-size: var(--t-mono);
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  text-decoration: none;
  transform: translateY(calc(-100% - 2rem));
}
.skip-link:focus-visible { transform: none; }

/* ---------- shared text roles ---------- */
.display,
.h2,
.h3 {
  font-family: var(--font-board);
  font-weight: 700;
  text-transform: uppercase;
  line-height: var(--lh-heading);
  letter-spacing: var(--track-board);
  text-wrap: balance;
}
.display {
  font-size: var(--t-display);
  line-height: var(--lh-tight);
  letter-spacing: 0.04em;
}
.h2 { font-size: var(--t-h2); }
.h3 { font-size: var(--t-h3); letter-spacing: 0.06em; }

.lead {
  font-size: var(--t-lead);
  line-height: 1.45;
  max-width: var(--measure);
  text-wrap: pretty;
}
.body-copy { max-width: var(--measure); color: var(--muted); text-wrap: pretty; }
.body-copy + .body-copy { margin-top: var(--s-4); }

.placard {
  font-family: var(--font-board);
  font-size: var(--t-mono);
  font-weight: 700;
  letter-spacing: var(--track-callsign);
  text-transform: uppercase;
  color: var(--muted);
  display: inline-block;
}
.placard--signal { color: var(--accent); }
.stamp {
  display: inline-block;
  font-family: var(--font-board);
  font-size: var(--t-mono);
  font-weight: 700;
  letter-spacing: var(--track-callsign);
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.15rem 0.5rem;
  line-height: 1.4;
}
.timecode {
  font-family: var(--font-board);
  font-size: var(--t-small);
  letter-spacing: var(--track-board);
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.dim { color: var(--muted); }
.signal { color: var(--accent); }

/* ---------- layout ---------- */
.wrap {
  width: min(100% - (var(--edge) * 2), var(--max-w));
  margin-inline: auto;
}
.section {
  padding-block: var(--section-pad);
  background: var(--bg);
  color: var(--fg);
  position: relative;
}
.section--seam { border-top: 1px solid var(--line); }
.section--tight { padding-block: calc(var(--section-pad) * 0.6); }

.section-head {
  display: grid;
  gap: var(--s-3);
  margin-bottom: var(--s-7);
  max-width: var(--max-w);
}
.section-head .body-copy { margin-top: var(--s-2); }

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

/* ---------- the tower (fixed header) ---------- */
.tower {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: var(--z-tower);
  background: var(--board);
  color: var(--bulb);
  border-bottom: 1px solid var(--line-strong);
}
.tower > .wrap {
  display: flex;
  align-items: center;
  gap: var(--s-5);
  min-height: 3.5rem;
}
.tower-callsign {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  text-decoration: none;
  font-family: var(--font-board);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: var(--track-callsign);
  text-transform: uppercase;
  color: var(--bulb);
}
.tower-callsign svg { width: 1.5rem; height: 1.5rem; color: var(--signal); }
.tower-right {
  margin-inline-start: auto;
  display: flex;
  align-items: center;
  gap: var(--s-5);
}
.tower-nav { display: flex; gap: var(--s-5); }
.tower-nav a {
  font-family: var(--font-board);
  font-size: var(--t-mono);
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  text-decoration: none;
  color: var(--bulb-3);
  padding-block: 0.35rem;
  border-bottom: 2px solid transparent;
}
.tower-nav a:hover,
.tower-nav a[aria-current] { color: var(--bulb); border-bottom-color: var(--signal); }
.tower-clock {
  font-family: var(--font-board);
  font-size: var(--t-mono);
  letter-spacing: var(--track-board);
  color: var(--signal);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
html:not(.js) .tower-clock { display: none; }
.tower-cta {
  font-family: var(--font-board);
  font-size: var(--t-mono);
  font-weight: 700;
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  text-decoration: none;
  background: var(--signal);
  color: var(--board);
  padding: 0.55rem var(--s-4);
  border-radius: var(--r-1);
  white-space: nowrap;
}
.tower-cta:hover { background: var(--bulb); }
.gate-btn {
  display: none;
  font-family: var(--font-board);
  font-size: var(--t-mono);
  font-weight: 700;
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  border: 1px solid var(--line-strong);
  padding: 0.5rem var(--s-4);
}

/* the gate list: mobile overlay */
.gatelist {
  position: fixed;
  inset: 0;
  z-index: var(--z-gatechange);
  background: var(--board);
  color: var(--bulb);
  padding: var(--s-8) var(--edge) var(--s-7);
  display: none;
  grid-template-rows: auto 1fr auto;
  gap: var(--s-6);
}
.gatelist.is-open { display: grid; }
.gatelist-close {
  justify-self: end;
  font-family: var(--font-board);
  font-size: var(--t-mono);
  font-weight: 700;
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  border: 1px solid var(--line-strong);
  padding: 0.5rem var(--s-4);
}
.gatelist nav { display: grid; gap: var(--s-4); align-content: center; }
.gatelist nav a {
  font-family: var(--font-board);
  font-size: clamp(1.35rem, 7vw, 2rem);
  font-weight: 700;
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  text-decoration: none;
  display: flex;
  gap: var(--s-4);
  align-items: baseline;
  border-bottom: 1px solid var(--line);
  padding-bottom: var(--s-3);
}
.gatelist nav a span { font-size: var(--t-mono); color: var(--signal); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  font-family: var(--font-board);
  font-size: var(--t-small);
  font-weight: 700;
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  text-decoration: none;
  background: var(--accent);
  color: var(--board);
  border: 1px solid var(--accent);
  padding: 0.85rem var(--s-5);
  border-radius: var(--r-1);
  transition: background var(--dur-1) ease, color var(--dur-1) ease;
}
[data-theme="bulb"] .btn { color: var(--bulb); }
.btn:hover { background: transparent; color: var(--accent); }
.btn--ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--line-strong);
}
.btn--ghost:hover { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.btn--small { padding: 0.55rem var(--s-4); font-size: var(--t-mono); }
.btn-tick { font-size: 0.9em; }

/* ---------- THE BOARD (the site's spine) ---------- */
.board-shell {
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, var(--board-2), var(--board));
  padding: var(--s-4) var(--s-4) var(--s-5);
  overflow-x: auto;
}
.board-title {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3) var(--s-5);
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: var(--s-3);
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--s-4);
}
.board { min-width: 42rem; }
.board caption {
  text-align: left;
  padding-bottom: var(--s-3);
  font-family: var(--font-board);
  font-size: var(--t-mono);
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  color: var(--muted);
}
.board th {
  text-align: left;
  font-family: var(--font-board);
  font-size: var(--t-mono);
  font-weight: 700;
  letter-spacing: var(--track-callsign);
  text-transform: uppercase;
  color: var(--muted);
  padding: 0 var(--s-2) var(--s-2);
}
.board td { padding: 0 var(--s-1) var(--s-1) 0; vertical-align: middle; }
.board td:last-child { padding-right: 0; }
.board-row + .board-row td { padding-top: 0; }

/* one flap tile */
.flap {
  display: block;
  position: relative;
  perspective: 340px;
  background: var(--board);
  border-radius: var(--r-1);
}
.flap-inner {
  display: block;
  background: linear-gradient(180deg, var(--board-3) 0 calc(50% - 1px), var(--board) calc(50% - 1px) 50%, var(--board-2) 50% 100%);
  color: var(--bulb);
  font-family: var(--font-board);
  font-size: var(--t-flap);
  font-weight: 700;
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  padding: 0.6rem var(--s-3);
  border-radius: var(--r-1);
  white-space: nowrap;
  transform-origin: 50% 50%;
  backface-visibility: hidden;
}
.flap--signal .flap-inner { color: var(--signal); }
.flap--wide .flap-inner { min-width: 11ch; }
.flap--empty .flap-inner { color: var(--muted); }

@keyframes flap-turn {
  0% { transform: rotateX(-92deg); opacity: 0.15; }
  55% { transform: rotateX(9deg); opacity: 1; }
  78% { transform: rotateX(-4deg); }
  100% { transform: rotateX(0deg); opacity: 1; }
}

/* JS rest state: tiles wait face-down until their row is observed.
   A watchdog in main.js flips everything after 1.2s even if IO never fires. */
.js .board-row .flap-inner { transform: rotateX(-92deg); opacity: 0.15; }
.js .board-row.is-flipped .flap-inner {
  animation: flap-turn var(--dur-2) var(--ease-snap) both;
  animation-delay: calc(var(--flap-i, 0) * var(--flip-step));
}
.flap.is-turning .flap-inner { animation: flap-turn var(--dur-2) var(--ease-snap); }

.board-take {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--font-board);
  font-size: var(--t-mono);
  font-weight: 700;
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  text-decoration: none;
  color: var(--signal);
  border: 1px solid var(--line-strong);
  padding: 0.45rem var(--s-3);
  border-radius: var(--r-1);
  white-space: nowrap;
}
.board-take:hover { background: var(--signal); color: var(--board); border-color: var(--signal); }
.board-foot {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3) var(--s-5);
  align-items: center;
  margin-top: var(--s-4);
  padding-top: var(--s-3);
  border-top: 1px solid var(--line);
}

/* ---------- hero ---------- */
.arrivals {
  padding-block: calc(var(--section-pad) * 0.85) var(--section-pad);
  padding-top: calc(3.5rem + var(--s-8));
}
.arrivals-head { display: grid; gap: var(--s-4); margin-bottom: var(--s-7); }
.arrivals-meta { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-4); }
.arrivals h1 { max-width: 22ch; }
.arrivals-base {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-5);
  align-items: center;
  margin-top: var(--s-6);
}
.hero-lines {
  display: grid;
  gap: var(--s-2);
  margin-top: var(--s-5);
  font-family: var(--font-board);
  font-size: var(--t-small);
  color: var(--muted);
  letter-spacing: 0.04em;
}
.hero-lines b { color: var(--bulb); font-weight: 700; }

/* ---------- dispatch note ---------- */
.dispatch-note {
  font-size: clamp(1.25rem, 3vw, 2rem);
  line-height: 1.3;
  max-width: 34ch;
  font-family: var(--font-board);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.dispatch-list { display: grid; gap: var(--s-5); }
.dispatch-list div { display: grid; gap: var(--s-2); border-top: 1px solid var(--line); padding-top: var(--s-4); }

/* ---------- lanes (services) ---------- */
.lane-set { display: grid; }
.lane {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr) minmax(0, 1.1fr) auto;
  gap: var(--s-5);
  align-items: baseline;
  padding-block: var(--s-5);
  border-top: 1px solid var(--line);
}
.lane:last-child { border-bottom: 1px solid var(--line); }
.lane-no { font-family: var(--font-board); color: var(--accent); font-size: var(--t-small); letter-spacing: var(--track-board); }
.lane-name { font-family: var(--font-board); font-weight: 700; text-transform: uppercase; letter-spacing: var(--track-board); font-size: var(--t-h3); }
.lane-desc { color: var(--muted); }
.lane-spec { font-family: var(--font-board); font-size: var(--t-small); color: var(--bulb-3); text-wrap: balance; }
[data-theme="bulb"] .lane-spec { color: var(--smoke); }

/* ---------- gate sequence (process) ---------- */
.gate-seq {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--gutter);
}
.gate-step {
  display: grid;
  gap: var(--s-3);
  align-content: start;
  border-top: 2px solid var(--line-strong);
  padding-top: var(--s-4);
}
.gate-step .timecode { display: block; }
.gate-step h3 { font-size: var(--t-h3); }
.gate-step p { color: var(--muted); font-size: var(--t-small); }

/* ---------- crates (blocks of spec) ---------- */
.crate-set {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--gutter);
}
.crate {
  border: 1px solid var(--line);
  padding: var(--s-5);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-3);
  align-content: start;
  background: var(--bg-2);
}
.crate a,
.foot-cols a,
.crate ul li { overflow-wrap: anywhere; }
.crate--desk { margin-top: var(--s-5); }
.crate h3 { font-size: var(--t-h3); }
.crate p { color: var(--muted); font-size: var(--t-small); }
.crate ul { display: grid; gap: var(--s-2); font-size: var(--t-small); color: var(--muted); }
.crate ul li { display: flex; gap: var(--s-3); }
.crate ul li::before { content: "+"; color: var(--accent); font-family: var(--font-board); }

/* ---------- weigh-in (rate factors) ---------- */
.weighin { display: grid; gap: 0; }
.weighin-row {
  display: grid;
  grid-template-columns: minmax(0, 14rem) minmax(0, 1fr);
  gap: var(--s-5);
  padding-block: var(--s-4);
  border-top: 1px solid var(--line);
  align-items: baseline;
}
.weighin-row:last-child { border-bottom: 1px solid var(--line); }
.weighin-row dt { font-family: var(--font-board); text-transform: uppercase; letter-spacing: var(--track-board); font-size: var(--t-small); font-weight: 700; }
.weighin-row dd { margin: 0; color: var(--muted); }

/* ---------- the manifest strip + quote desk ---------- */
.desk { background: var(--bg); color: var(--fg); }
.manifest {
  border: 1px solid var(--line-strong);
  background: var(--board);
  color: var(--bulb);
  padding: var(--s-4);
  overflow-x: auto;
}
.manifest-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--s-3);
  align-items: baseline;
  padding-bottom: var(--s-3);
  margin-bottom: var(--s-4);
  border-bottom: 1px solid rgba(244, 241, 232, 0.16);
}
.manifest-head .placard { color: var(--mist); }
.manifest-cells {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--s-3);
  min-width: 44rem;
}
.manifest-cell { display: grid; gap: var(--s-2); }
.manifest-cell .placard { font-size: 0.66rem; color: var(--mist); }
.manifest .flap-inner { font-size: var(--t-small); }

.quote-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  margin-top: var(--s-6);
  align-items: start;
}

/* ---------- forms (the ticket desk) ---------- */
.slip { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-5); }
.slip-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-5); }
.field { display: grid; gap: var(--s-2); }
.field label {
  font-family: var(--font-board);
  font-size: var(--t-mono);
  font-weight: 700;
  letter-spacing: var(--track-board);
  text-transform: uppercase;
}
.field-hint { font-size: var(--t-small); color: var(--muted); }
.field input,
.field textarea,
.field select {
  font: inherit;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-1);
  padding: 0.65rem var(--s-3);
  min-width: 0;
  width: 100%;
}
.field select {
  appearance: none;
  padding-right: 2rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%230F6E7E' stroke-width='2'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.7rem center;
}
.field textarea { resize: vertical; min-height: 5.5rem; }
.field input:focus-visible,
.field textarea:focus-visible,
.field select:focus-visible { outline: 3px solid var(--focus); outline-offset: 1px; border-color: var(--accent); }
.field.is-invalid input,
.field.is-invalid textarea,
.field.is-invalid select { border-color: var(--accent); border-width: 2px; }
.field-error {
  font-family: var(--font-board);
  font-size: var(--t-mono);
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}
.slip-errors {
  border: 2px solid var(--accent);
  padding: var(--s-4);
  display: grid;
  gap: var(--s-2);
}
.slip-errors p { font-family: var(--font-board); text-transform: uppercase; letter-spacing: var(--track-board); font-size: var(--t-small); font-weight: 700; }
.slip-errors ul { margin: 0; padding-left: 1.1em; display: grid; gap: var(--s-1); }
.slip-errors a { color: var(--accent); }
.slip-status:empty { display: none; }
.slip-status { max-width: var(--measure); }
.slip-note { font-size: var(--t-small); color: var(--muted); max-width: var(--measure); }
/* the sure path when main.js never lands: shown only while the page is scriptless */
.slip-nojs { display: none; }
html:not(.js) .slip-nojs {
  display: block;
  max-width: var(--measure);
  font-size: var(--t-small);
  padding: var(--s-4);
  border: 1px solid var(--line-strong);
  border-inline-start: 3px solid var(--accent);
}
.slip[aria-busy="true"] .btn { opacity: 0.6; pointer-events: none; }
/* honeypot lane: off the board for eyes, keyboards, and screen readers */
.marshal-lane {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.slip-fallback {
  border: 1px solid var(--line-strong);
  padding: var(--s-5);
  display: grid;
  gap: var(--s-4);
}
.slip-fallback textarea {
  font-family: var(--font-board);
  font-size: var(--t-small);
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--line);
  padding: var(--s-3);
  width: 100%;
  resize: vertical;
  min-height: 9rem;
}
.slip-fallback-actions { display: flex; gap: var(--s-3); flex-wrap: wrap; }

/* ---------- the boarding pass ---------- */
.pass {
  --punch: 0.55rem;
  position: relative;
  background: var(--bulb);
  color: var(--board);
  border: 2px solid var(--board);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 11rem;
  box-shadow: var(--shadow-pass);
}
.pass-main { padding: var(--s-5); display: grid; gap: var(--s-4); }
.pass-stub {
  padding: var(--s-5) var(--s-4);
  border-left: 2px dashed var(--board);
  display: grid;
  gap: var(--s-3);
  align-content: start;
  background: var(--bulb-2);
}
.pass-head { display: flex; justify-content: space-between; gap: var(--s-4); align-items: baseline; border-bottom: 2px solid var(--board); padding-bottom: var(--s-3); }
.pass-mark { font-family: var(--font-board); font-weight: 700; letter-spacing: var(--track-callsign); text-transform: uppercase; }
.pass-rows { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-4); }
.pass-rows > div { display: grid; gap: 0.15rem; }
.pass-rows dt,
.pass-stub dt { font-family: var(--font-board); font-size: 0.62rem; letter-spacing: var(--track-callsign); text-transform: uppercase; color: var(--smoke); }
.pass-rows dd,
.pass-stub dd { margin: 0; font-family: var(--font-board); font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; font-size: var(--t-small); word-break: break-word; }
.pass-note { font-size: var(--t-small); color: var(--smoke); }
.pass-bars { display: flex; gap: 2px; height: 2.5rem; align-items: stretch; }
.pass-bars i { display: block; background: var(--board); }
.pass-actions { display: flex; flex-wrap: wrap; gap: var(--s-3); margin-top: var(--s-5); }

/* ---------- readout band (measured facts) ---------- */
.readout {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.readout-item {
  padding: var(--s-6) var(--s-5);
  display: grid;
  gap: var(--s-2);
  border-inline-start: 1px solid var(--line);
}
.readout-item:first-child { border-inline-start: 0; }
.readout-item b {
  font-family: var(--font-board);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.readout-item span { font-size: var(--t-small); color: var(--muted); }

/* ---------- rollcall (FAQ) ---------- */
.rollcall { display: grid; }
.rollcall-item { border-top: 1px solid var(--line); }
.rollcall-item:last-child { border-bottom: 1px solid var(--line); }
.rollcall-q {
  width: 100%;
  display: grid;
  grid-template-columns: 3.5rem 1fr auto;
  gap: var(--s-4);
  align-items: baseline;
  text-align: left;
  padding-block: var(--s-5);
  font-family: var(--font-board);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--track-board);
  font-size: var(--t-small);
}
.rollcall-q .rollcall-no { color: var(--accent); }
.rollcall-q .rollcall-mark { color: var(--accent); font-size: 1.1rem; }
.rollcall-q[aria-expanded="true"] .rollcall-mark { transform: rotate(45deg); }
.rollcall-mark { display: inline-block; transition: transform var(--dur-1) ease; }
.rollcall-panel { overflow: hidden; }
.rollcall-panel > div { padding: 0 0 var(--s-5) 3.5rem; }
.rollcall-panel p { color: var(--muted); max-width: var(--measure); }

/* ---------- dock (CTA band) ---------- */
.dock { text-align: left; }
.dock-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-6);
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--line-strong);
  padding: clamp(1.5rem, 4vw, 3rem);
}

/* ---------- banner (interior pages) ---------- */
.banner {
  padding-top: calc(3.5rem + var(--s-7));
  padding-bottom: var(--s-7);
  border-bottom: 1px solid var(--line);
}
.banner-crumbs { display: flex; gap: var(--s-3); align-items: baseline; margin-bottom: var(--s-4); }
.banner-crumbs a { color: var(--muted); text-decoration: none; border-bottom: 1px solid var(--line); }
.banner-crumbs a:hover { color: var(--accent); border-bottom-color: var(--accent); }

/* ---------- footer ---------- */
.depot-foot {
  background: var(--board);
  color: var(--bulb);
  border-top: 1px solid var(--line-strong);
  padding-block: var(--s-8) var(--s-6);
}
.foot-cols {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--s-6) var(--gutter);
}
.foot-cols h2 { font-size: var(--t-mono); color: var(--mist); }
.foot-cols ul { display: grid; gap: var(--s-2); }
.foot-cols a { text-decoration: none; border-bottom: 1px solid rgba(244, 241, 232, 0.18); }
.foot-cols a:hover { border-bottom-color: var(--signal); color: var(--signal); }
.foot-rule {
  margin-top: var(--s-7);
  padding-top: var(--s-4);
  border-top: 1px solid rgba(244, 241, 232, 0.16);
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3) var(--s-5);
  justify-content: space-between;
  font-family: var(--font-board);
  font-size: var(--t-mono);
  letter-spacing: var(--track-board);
  text-transform: uppercase;
  color: var(--mist);
}

/* ---------- reveals ---------- */
.reveal { opacity: 1; transform: none; }
.js .reveal {
  opacity: 0;
  transform: translateY(1.1rem);
  transition: opacity var(--dur-3) ease, transform var(--dur-3) var(--ease-out);
}
.js .reveal.is-inview { opacity: 1; transform: none; }
.js .reveal[data-delay="1"] { transition-delay: 90ms; }
.js .reveal[data-delay="2"] { transition-delay: 180ms; }
.js .reveal[data-delay="3"] { transition-delay: 270ms; }

/* ---------- styleguide ---------- */
.sg-block { padding-block: var(--s-7); border-top: 1px solid var(--line); }
.sg-swatches { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: var(--gutter); }
.sg-swatch { border: 1px solid var(--line); }
.sg-chip { height: 5.5rem; }
.sg-swatch dl { padding: var(--s-4); display: grid; gap: var(--s-1); }
.sg-swatch dt { font-family: var(--font-board); font-size: var(--t-mono); letter-spacing: var(--track-board); text-transform: uppercase; color: var(--muted); }
.sg-swatch dd { margin: 0; font-family: var(--font-board); font-size: var(--t-small); }
.sg-row { display: grid; grid-template-columns: 13rem 1fr; gap: var(--gutter); padding-block: var(--s-4); align-items: baseline; border-top: 1px solid var(--line); }
.sg-demo { display: flex; flex-wrap: wrap; gap: var(--s-4); align-items: center; }
.sg-note { color: var(--muted); max-width: var(--measure); margin-top: var(--s-3); }
.sg-stack { margin-top: var(--s-6); }
.sg-code {
  font-family: var(--font-board);
  font-size: var(--t-small);
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: var(--s-4);
  overflow-x: auto;
  white-space: pre;
  color: var(--fg);
}

/* ---------- the lost-freight page ---------- */
.lostfreight {
  min-height: 100svh;
  display: grid;
  align-content: center;
  gap: var(--s-6);
  padding-block: var(--s-9);
}
.lostfreight .display { font-size: clamp(3rem, 16vw, 9rem); }
.lostfreight-actions { display: flex; flex-wrap: wrap; gap: var(--s-4); }

/* ---------- responsive ---------- */
@media (max-width: 64rem) {
  .tower-nav { display: none; }
  .gate-btn { display: inline-flex; }
  /* scriptless header: the gate list cannot open, so the nav rides in the tower and must wrap.
     The cap keeps the fixed tower inside the viewport instead of widening the page. */
  html:not(.js) .tower { max-inline-size: 100svw; }
  html:not(.js) .tower > .wrap { flex-wrap: wrap; row-gap: var(--s-2); padding-block: var(--s-2); }
  html:not(.js) .tower-right { flex-wrap: wrap; min-width: 0; gap: var(--s-3) var(--s-4); }
  html:not(.js) .tower-nav { display: flex; flex-wrap: wrap; min-width: 0; gap: var(--s-3) var(--s-4); }
  html:not(.js) .gate-btn { display: none; }
  .tower-clock { display: none; }
  .split,
  .quote-grid { grid-template-columns: minmax(0, 1fr); }
  .gate-seq { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: var(--s-6); }
  .readout { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .readout-item:nth-child(odd) { border-inline-start: 0; }
  .readout-item:nth-child(n + 3) { border-top: 1px solid var(--line); }
  .foot-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lane { grid-template-columns: 3.5rem minmax(0, 1fr); row-gap: var(--s-3); }
  .lane-desc,
  .lane-spec { grid-column: 2; }
}

@media (max-width: 44rem) {
  .gate-seq { grid-template-columns: 1fr; }
  .readout { grid-template-columns: 1fr; }
  .readout-item { border-inline-start: 0; }
  .readout-item:nth-child(n + 2) { border-top: 1px solid var(--line); }
  .foot-cols { grid-template-columns: 1fr; }
  .slip-pair { grid-template-columns: minmax(0, 1fr); }
  .weighin-row { grid-template-columns: 1fr; row-gap: var(--s-2); }
  .pass { grid-template-columns: 1fr; }
  .pass-stub { border-left: 0; border-top: 2px dashed var(--board); }
  .sg-row { grid-template-columns: 1fr; }
  .rollcall-q { grid-template-columns: 2.5rem 1fr auto; }
  .rollcall-panel > div { padding-left: 2.5rem; }
  .tower-cta { display: none; }
}

/* ---------- preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  /* replacement, not a shortening: the flaps are simply already turned */
  .js .board-row .flap-inner,
  .js .board-row.is-flipped .flap-inner,
  .flap.is-turning .flap-inner { transform: none; opacity: 1; animation: none; }
  .btn, .rollcall-mark, .tower-nav a { transition: none; }
}

@media (forced-colors: active) {
  .btn, .board-take, .stamp { border: 1px solid ButtonText; }
  .flap-inner { background: Canvas; color: CanvasText; }
}

/* ---------- print: the pass leaves the building on paper ---------- */
@media print {
  .tower, .gatelist, .skip-link, .depot-foot, .slip, .slip-fallback,
  .board-shell, .dock, .rollcall, .readout, .pass-actions { display: none !important; }
  :root, [data-theme="bulb"] {
    --bg: #fff; --bg-2: #fff; --fg: #000; --muted: #333;
    --line: #999; --line-strong: #444; --accent: #000;
  }
  body { background: #fff; color: #000; }
  .section { padding-block: 0.75rem; }
  .pass { box-shadow: none; break-inside: avoid; }
  .reveal, .js .reveal { opacity: 1 !important; transform: none !important; }
  .rollcall-panel[hidden] { display: block !important; }
}