/* ============================================================
   TERMINUS — the city’s weekend departures board
   ============================================================ */

@font-face {
  font-family: "IBM Plex Mono";
  src: url("assets/ibm-plex-mono.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Space Grotesk";
  src: url("assets/space-grotesk.ttf") format("truetype");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Work Sans";
  src: url("assets/work-sans.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #101216;
  --board: #0b0d10;
  --panel: #191d24;
  --panel-2: #212730;
  --line: #2d3440;
  --bone: #ece7d9;
  --bone-dim: #cfc9b8;
  --ink: #15171c;
  --text: #e9e6dc;
  --muted: #a4abba;
  --amber: #f5a623;
  --amber-deep: #c47f0a;
  --rose: #fb7185;
  color-scheme: dark;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html { scrollbar-color: var(--panel-2) var(--bg); }

body {
  margin: 0;
  background:
    radial-gradient(1100px 500px at 50% -180px, #1a1f28 0%, var(--bg) 60%),
    var(--bg);
  color: var(--text);
  font-family: "Work Sans", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-tap-highlight-color: rgba(245, 166, 35, 0.25);
  touch-action: manipulation;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px 40px;
}

/* ---------- utilities ---------- */

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

.skip-link {
  position: absolute;
  left: 12px; top: -48px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--amber);
  color: var(--ink);
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 0 0 8px 8px;
  transition: top 120ms ease-out;
}
.skip-link:focus { top: 0; }

:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ---------- masthead ---------- */

.masthead { padding-top: 44px; text-align: center; }

.station-sign { position: relative; }

.clock {
  width: clamp(40px, 5vw, 56px);
  height: auto;
  color: var(--amber);
  margin-bottom: 6px;
}

.eyebrow {
  margin: 0 0 2px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--amber);
}

.brand {
  margin: 0;
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: clamp(3rem, 9vw, 5.4rem);
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1;
  text-transform: uppercase;
  color: var(--text);
  text-wrap: balance;
}

.sub {
  margin: 12px auto 0;
  max-width: 560px;
  color: var(--muted);
  font-size: 15px;
  text-wrap: pretty;
}
.sub strong { color: var(--text); font-weight: 600; }

/* ---------- split-flap board ---------- */

.flapboard {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px;
  margin: 28px auto 8px;
  padding: clamp(10px, 2vw, 18px) clamp(8px, 2vw, 20px);
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.018) 0 2px, transparent 2px 4px),
    var(--board);
  border: 1px solid #262c36;
  border-radius: 10px;
  box-shadow: inset 0 2px 0 rgba(255,255,255,0.05), 0 12px 30px rgba(0,0,0,0.45);
}

.tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(15px, 3.6vw, 26px);
  height: clamp(28px, 5.6vw, 42px);
  background: linear-gradient(180deg, #f4f0e3 0%, var(--bone) 48%, #ddd7c6 52%, var(--bone) 100%);
  color: var(--ink);
  font-family: "IBM Plex Mono", monospace;
  font-size: clamp(14px, 2.8vw, 22px);
  font-weight: 400;
  line-height: 1;
  border-radius: 3px;
  position: relative;
  box-shadow: inset 0 -1px 0 rgba(0,0,0,0.25), 0 1px 2px rgba(0,0,0,0.5);
}
.tile::after {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 1px;
  background: rgba(0,0,0,0.28);
}
.tile.gap {
  background: transparent;
  box-shadow: none;
  width: clamp(8px, 2vw, 14px);
}
.tile.gap::after { display: none; }

.board-sub {
  margin: 10px 0 0;
  text-align: center;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
}
.board-sub::before, .board-sub::after { content: "·"; color: var(--amber); margin: 0 10px; }

/* ---------- ticket office (controls) ---------- */

main {
  scroll-margin-top: 16px;
}

.office {
  display: grid;
  grid-template-columns: 1fr auto auto;
  grid-template-areas:
    "search line pocket"
    "count count count";
  gap: 14px 18px;
  align-items: end;
  margin: 34px 0 26px;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field-search { grid-area: search; }
.field-line { grid-area: line; }

.field label {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
}

.field input,
.field select {
  width: 100%;
  padding: 10px 12px;
  background: var(--board);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 15px;
  transition: border-color 140ms ease-out, background-color 140ms ease-out;
}
.field input::placeholder { color: #6d7482; }

.field input:hover,
.field select:hover { border-color: #3c4553; }
.field input:focus,
.field select:focus { border-color: var(--amber); }

.field select {
  appearance: none;
  padding-right: 34px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--amber) 50%),
    linear-gradient(135deg, var(--amber) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) 50%,
    calc(100% - 13px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  cursor: pointer;
}

.pocket {
  grid-area: pocket;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 14px;
  letter-spacing: 0.04em;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 140ms ease-out, background-color 140ms ease-out, transform 140ms ease-out;
}
.pocket-glyph { color: var(--amber); font-size: 15px; line-height: 1; }
.pocket-count { color: var(--muted); }
.pocket:hover { border-color: var(--amber-deep); transform: translateY(-1px); }
.pocket[aria-pressed="true"] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
}
.pocket[aria-pressed="true"] .pocket-glyph,
.pocket[aria-pressed="true"] .pocket-count { color: var(--ink); }

.count {
  grid-area: count;
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.count strong { color: var(--text); font-variant-numeric: tabular-nums; }

/* ---------- day heading ---------- */

.day-heading {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 26px 0 12px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12.5px;
  font-weight: 400;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--amber);
  white-space: nowrap;
}
.day-heading::after {
  content: "";
  flex: 1;
  border-top: 1px dashed #3a4150;
}
.day-heading .day-count { color: var(--muted); letter-spacing: 0.1em; }

/* ---------- tickets ---------- */

.ticket {
  position: relative;
  display: grid;
  grid-template-columns: 92px 1fr 190px;
  gap: 0;
  margin: 0 0 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 140ms ease-out, transform 140ms ease-out, background-color 140ms ease-out;
}
.ticket:hover {
  border-color: #414b5c;
  transform: translateX(3px);
}
.ticket.kept {
  border-color: var(--amber-deep);
  background: #1d1d1b;
}

/* perforated stub */
.stub {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
  padding: 14px 12px;
  background: var(--panel-2);
  border-right: 2px dashed #3a4150;
  text-align: center;
}
.stub .s-day {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--muted);
}
.stub .s-time {
  font-family: "IBM Plex Mono", monospace;
  font-size: 22px;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.t-main {
  min-width: 0;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.t-title {
  margin: 0;
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-wrap: balance;
  color: var(--text);
}
.t-meta {
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12.5px;
  color: var(--muted);
  overflow-wrap: break-word;
}
.t-summary {
  margin: 0;
  font-size: 14.5px;
  color: var(--bone-dim);
  text-wrap: pretty;
}

.t-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

/* side of the ticket */
.t-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 8px;
  padding: 14px 16px 14px 8px;
  border-left: 1px solid var(--line);
}
.t-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--line-c, var(--bone));
}
.line-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--line-c, var(--bone));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--line-c, var(--bone)) 22%, transparent);
  flex: none;
}
.t-range {
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.t-price {
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
}

/* the punched stamp */
.stamp {
  position: absolute;
  top: 10px;
  right: 208px;
  padding: 3px 10px;
  border: 2px solid var(--amber);
  border-radius: 6px;
  color: var(--amber);
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  transform: rotate(-7deg);
  background: rgba(245, 166, 35, 0.07);
  pointer-events: none;
}
.stamp-new {
  animation: stamp-in 260ms cubic-bezier(0.2, 1.4, 0.4, 1);
}
@keyframes stamp-in {
  from { opacity: 0; transform: rotate(-7deg) scale(1.7); }
  to   { opacity: 1; transform: rotate(-7deg) scale(1); }
}

/* ---------- buttons ---------- */

.btn,
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: border-color 140ms ease-out, background-color 140ms ease-out, transform 140ms ease-out, color 140ms ease-out;
}
.btn:hover { border-color: var(--amber-deep); transform: translateY(-1px); }
.btn[aria-pressed="true"] {
  background: transparent;
  border-color: var(--amber);
  color: var(--amber);
}

.btn-primary {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
  font-size: 14px;
  padding: 12px 20px;
}
.btn-primary:hover { background: #ffb738; border-color: #ffb738; transform: translateY(-1px); }
.btn-primary[aria-pressed="true"] {
  background: transparent;
  color: var(--amber);
}

/* ---------- empty state ---------- */

.empty {
  margin: 30px 0;
  padding: 34px 22px;
  text-align: center;
  background: var(--panel);
  border: 1px dashed #3a4150;
  border-radius: 12px;
}
.empty-code {
  margin: 0 0 14px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  letter-spacing: 0.24em;
  color: var(--amber);
}
.empty-title {
  margin: 0 0 8px;
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: 24px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  text-wrap: balance;
}
.empty-copy {
  margin: 0 auto 18px;
  max-width: 460px;
  color: var(--muted);
  text-wrap: pretty;
}
.empty-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

/* ---------- detail dialog ---------- */

.detail {
  width: min(680px, calc(100vw - 28px));
  max-height: min(86vh, 86dvh);
  margin: auto;
  padding: 0;
  border: 1px solid #3a4150;
  border-top: 3px solid var(--amber);
  border-radius: 14px;
  background: var(--panel);
  color: var(--text);
  overflow-y: auto;
  overscroll-behavior: contain;
  font-family: "Work Sans", system-ui, sans-serif;
}
.detail::backdrop {
  background: rgba(6, 8, 11, 0.66);
  backdrop-filter: blur(3px);
}
.detail[open] { animation: ticket-in 200ms ease-out; }
@keyframes ticket-in {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

.d-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px 0;
}
.d-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12.5px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--line-c, var(--bone));
}
.d-head .btn { padding: 7px 12px; }

.d-title {
  margin: 12px 20px 4px;
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: clamp(22px, 4.4vw, 30px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-wrap: balance;
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 16px 20px 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}
.facts > div {
  padding: 10px 12px;
  background: var(--board);
  border: 1px solid var(--line);
  margin: -1px 0 0 -1px;
}
.facts dt {
  font-family: "IBM Plex Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2px;
}
.facts dd {
  margin: 0;
  font-size: 14.5px;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
  overflow-wrap: break-word;
}

.d-sec {
  margin: 20px 20px 6px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--amber);
}
.d-body {
  margin: 0 20px;
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--bone-dim);
  text-wrap: pretty;
}
.d-body p { margin: 0 0 10px; }
.d-body p:last-child { margin-bottom: 0; }

.d-actions {
  margin: 22px 20px 0;
  padding: 16px 0 4px;
  border-top: 2px dashed #3a4150;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}
.d-hint {
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.d-foot {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 18px;
  padding: 14px 20px 16px;
  background: var(--board);
  border-top: 1px solid var(--line);
}
.barcode {
  width: 92px; height: 30px;
  background: repeating-linear-gradient(90deg,
    var(--bone) 0 2px, transparent 2px 4px,
    var(--bone) 4px 7px, transparent 7px 9px,
    var(--bone) 9px 10px, transparent 10px 14px);
  opacity: 0.55;
  border-radius: 2px;
  flex: none;
}
.d-fine {
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

/* ---------- colophon ---------- */

.colophon {
  margin-top: 48px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13.5px;
  text-align: center;
}
.colophon p { margin: 0 0 4px; text-wrap: pretty; }
.colophon-fine {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11.5px;
  letter-spacing: 0.08em;
}

/* ---------- responsive ---------- */

@media (max-width: 860px) {
  .ticket { grid-template-columns: 80px 1fr; }
  .t-side {
    grid-column: 1 / -1;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 14px;
    border-left: none;
    border-top: 1px solid var(--line);
    padding: 12px 16px;
  }
  .stamp { right: 92px; top: auto; bottom: 52px; }
}

@media (max-width: 640px) {
  .container { padding: 0 14px 32px; }
  .masthead { padding-top: 30px; }
  .office {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "search search"
      "line pocket"
      "count count";
  }
  .ticket { grid-template-columns: 1fr; }
  .stub {
    flex-direction: row;
    align-items: baseline;
    justify-content: center;
    gap: 10px;
    border-right: none;
    border-bottom: 2px dashed #3a4150;
    padding: 10px;
  }
  .stub .s-time { font-size: 19px; }
  .stamp { display: none; }
  .facts { grid-template-columns: 1fr 1fr; }
  .flapboard { gap: 3px; }
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .ticket:hover { transform: none; }
  .stamp { animation: none; }
  .detail[open] { animation: none; }
}